/* Generated by scripts/build-css.py; edit the source stylesheets. */
@layer foundation,promotions,components,appearance,grade-markers,results,public-content,home-podium,home-intro,admin-overview,admin-game,site-footer;@layer foundation{@font-face{font-family:Roboto;font-style:normal;font-weight:400;font-display:swap;src:url("../fonts/roboto/roboto-400.ttf") format("truetype");}@font-face{font-family:Roboto;font-style:normal;font-weight:500;font-display:swap;src:url("../fonts/roboto/roboto-500.ttf") format("truetype");}@font-face{font-family:Roboto;font-style:normal;font-weight:600;font-display:swap;src:url("../fonts/roboto/roboto-600.ttf") format("truetype");}@font-face{font-family:Roboto;font-style:normal;font-weight:700;font-display:swap;src:url("../fonts/roboto/roboto-700.ttf") format("truetype");}@font-face{font-family:Roboto;font-style:normal;font-weight:800;font-display:swap;src:url("../fonts/roboto/roboto-800.ttf") format("truetype");}:root[data-theme=dark]{--bg:#18050a;--card:#2a0910;--soft:#3d111d;--text:#fff7fb;--muted:#f49cbb;--line:#772033;--brand:#f26a8d;--brand-dark:#f49cbb;--brand-soft:#dd2d4a;--accent:#cbeef3;--shadow:0 18px 55px rgba(0,0,0,.35);color-scheme:dark;}:root{--site-font-family:"Segoe UI Variable Text","Segoe UI","Noto Sans Arabic",Roboto,Tahoma,Arial,sans-serif;}*{box-sizing:border-box;}html{scroll-behavior:smooth;}body{margin:0;font-family:var(--site-font-family);line-height:1.65;}html[lang=en] body{font-family:var(--site-font-family);}.container{width:min(1120px,calc(100% - 32px));margin-inline:auto;}a{color:inherit;text-decoration:none;}button,
input,
select,
textarea{font:inherit;}.topbar{height:82px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;}.brand{display:flex;gap:10px;align-items:center;}.brand small{display:block;font-size:12px;letter-spacing:.13em;}.logo{color:white;}.topbar nav{display:flex;align-items:center;gap:8px;}.icon{height:42px;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--text);cursor:pointer;}.lang,
.admin-link{height:42px;padding:0 13px;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--text);cursor:pointer;}.logout{height:42px;padding:0 13px;border:1px solid var(--line);border-radius:12px;background:var(--card);cursor:pointer;}.icon{width:42px;padding:0;font-size:20px;}.admin-link{display:grid;place-items:center;font-size:12px;}.logout{color:#c64f49;}.inline-form{display:inline;}.hero{padding:85px 0 50px;position:relative;}.hero:after{content:"";position:absolute;z-index:-1;inset-inline-end:0;top:30px;width:330px;height:330px;border-radius:50%;background:color-mix(in srgb,var(--brand-soft) 35%,transparent);filter:blur(75px);}.eyebrow,
.kicker{font-size:12px;}.eyebrow{display:flex;align-items:center;gap:8px;}.eyebrow i{width:30px;height:2px;background:currentColor;}.hero h1{font-size:clamp(42px,7vw,78px);line-height:1.1;letter-spacing:0;margin:18px 0;max-width:900px;}.hero>p{max-width:700px;color:var(--muted);font-size:18px;}.hero-actions{display:flex;align-items:center;gap:20px;margin:28px 0;}.hero-actions span{color:var(--muted);font-size:12px;}.primary,
.secondary{border-radius:13px;padding:12px 20px;cursor:pointer;display:inline-flex;justify-content:center;}.secondary{border:1px solid var(--line);}.progress-box{max-width:510px;border:1px solid var(--line);background:var(--card);border-radius:19px;padding:17px 19px;box-shadow:var(--shadow);}.progress-box>div:first-child{display:flex;justify-content:space-between;}.track{height:8px;background:var(--soft);border-radius:99px;margin:10px 0;overflow:hidden;}.track i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brand-dark),var(--brand),var(--brand-soft));}.progress-box small{color:var(--muted);}.section{padding:55px 0;}.section-title{display:flex;justify-content:space-between;align-items:end;margin-bottom:22px;}.section-title span{color:var(--brand);font-size:12px;font-weight:800;}.section-title h2{margin:3px 0;font-size:clamp(28px,4vw,42px);}.section-title>b{padding:6px 12px;background:var(--soft);border-radius:99px;font-size:12px;}.subject-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}.subject-card{--accent:var(--brand);background:var(--card);border:1px solid var(--line);border-radius:23px;padding:23px;display:flex;align-items:center;gap:17px;transition:.2s;}.subject-card:hover{transform:translateY(-4px);border-color:var(--accent);}.subject-icon{width:68px;height:68px;display:grid;place-items:center;flex:0 0 auto;}.subject-card small,
.subject-card p{color:var(--muted);font-size:12px;}.subject-card h3{font-size:27px;margin:0;}.subject-card p{margin:2px 0;}.subject-card>i,
.lesson-list a>i{margin-inline-start:auto;font-size:22px;color:var(--muted);}.features{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:23px;overflow:hidden;}.features article{background:var(--card);border-inline-end:1px solid var(--line);}.features article:last-child{border:0;}.features b{color:var(--brand);font-size:12px;}.features p{margin:0;color:var(--muted);font-size:13px;}.footer{padding:30px 0 45px;border-top:1px solid var(--line);display:flex;justify-content:space-between;font-size:12px;}.page{padding-block:40px 80px;}.back{font-size:12px;display:inline-block;margin-bottom:22px;}.subject-head,
.lesson-head{--accent:var(--brand);background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 18%,var(--card)),var(--card));border:1px solid var(--line);border-radius:24px;padding:28px;display:flex;align-items:center;gap:21px;box-shadow:var(--shadow);}.subject-head h1,
.lesson-head h1{font-size:clamp(30px,5vw,48px);margin:3px 0;}.subject-head p,
.lesson-head p,
.subject-head small,
.lesson-head small{color:var(--muted);margin:0;}.unit{margin-top:30px;}.unit>header{display:flex;justify-content:space-between;align-items:center;}.unit>header span{color:var(--muted);font-size:12px;}.lesson-list{display:grid;gap:9px;}.lesson-list a{padding:15px 17px;border:1px solid var(--line);background:var(--card);border-radius:16px;display:flex;align-items:center;gap:14px;}.lesson-list a>b{width:43px;height:43px;border-radius:12px;background:var(--soft);color:var(--brand);display:grid;place-items:center;}.lesson-list h3{margin:0;}.lesson-list p{margin:2px 0 0;}.empty{padding:45px;border:1px dashed var(--line);border-radius:22px;text-align:center;color:var(--muted);}.lesson-head{justify-content:space-between;}.lesson-head>div:first-child{max-width:760px;}.score{width:95px;height:95px;border:8px solid color-mix(in srgb,var(--accent) 27%,var(--soft));border-radius:50%;display:flex;justify-content:center;align-items:baseline;padding-top:21px;flex:0 0 auto;}.score strong{font-size:28px;}.score span{color:var(--muted);font-size:12px;}.tabs{display:flex;gap:7px;margin:24px 0;}.tabs button{border:1px solid var(--line);background:var(--card);color:var(--muted);padding:10px 17px;border-radius:11px;cursor:pointer;}.tabs button.active{background:var(--text);color:var(--bg);}.panel{display:none;}.panel.active{display:block;}.hint{font-size:12px;}.cards{display:grid;gap:12px;}.flashcard,
.quiz{width:100%;text-align:start;border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:17px;padding:20px;}.flashcard{cursor:pointer;}.flashcard>small,
.quiz>small{display:block;color:var(--brand);font-size:12px;}.flashcard>b{display:block;margin-top:5px;}.reveal{display:block;color:var(--muted);font-size:12px;margin-top:16px;}.answer{display:none;border-top:1px solid var(--line);padding-top:15px;margin-top:15px;color:#16816c;font-weight:700;}.answer small{display:block;color:var(--muted);}.flashcard.open .answer{display:block;}.flashcard.open .reveal{display:none;}.quiz h3{margin:5px 0 15px;}.choices{display:grid;grid-template-columns:1fr 1fr;gap:8px;}.choices button{border:1px solid var(--line);background:var(--soft);color:var(--text);padding:11px;border-radius:11px;text-align:start;cursor:pointer;}.choices button.correct{border-color:var(--accent);color:var(--brand-dark);}.choices button.wrong{border-color:#d75a54;color:#b94742;}.feedback{display:none;background:var(--soft);border-radius:11px;padding:13px;margin-top:13px;}.feedback p{margin:3px 0;color:var(--muted);font-size:12px;}.quiz.answered .feedback{display:block;}.admin-bg{background:var(--soft);}.admin-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:20px;}.admin-heading h1{font-size:46px;margin:2px 0;}.admin-heading p{color:var(--muted);margin:0;}.alert{border-radius:12px;padding:13px 15px;margin:13px 0;font-size:12px;}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;margin:16px 0;}.stats article{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:21px;box-shadow:var(--shadow);}.admin-card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:21px;}.stats span{display:block;color:var(--muted);font-size:12px;}.stats b{font-size:31px;}.admin-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:15px 0;}.admin-card h1,
.admin-card h2{margin:4px 0;}.admin-card>p{color:var(--muted);font-size:12px;}.form,
.admin-card form{display:grid;gap:10px;margin-top:14px;}.form label,
.admin-card label{display:grid;gap:5px;font-size:14px;}.form input,
.form select,
.form textarea,
.admin-card input,
.admin-card select{width:100%;padding:10px 11px;border-radius:10px;font-size:16px;line-height:1.5;}.form textarea{min-height:75px;resize:vertical;}.form-two{grid-template-columns:1fr 1fr;}.full{grid-column:1/-1;}.file-drop{border:1px dashed var(--brand);padding:22px;border-radius:14px;text-align:center;}.question-card{margin:15px 0;}.table-head{display:flex;justify-content:space-between;align-items:center;}.table-head span{color:var(--muted);font-size:12px;}.table-wrap{overflow:auto;}table{width:100%;border-collapse:collapse;font-size:12px;}th,
td{text-align:start;padding:11px;border-bottom:1px solid var(--line);}th{font-size:12px;}td small{display:block;color:var(--muted);}.status{padding:3px 7px;border-radius:99px;font-size:12px;}.auth-shell{width:min(430px,calc(100% - 30px));min-height:100vh;margin:auto;display:flex;flex-direction:column;justify-content:center;gap:22px;}.auth-shell .admin-card h1{font-size:35px;}.error-page{text-align:center;padding-block:100px;}.error-page>b{font-size:80px;color:var(--brand);}@media (max-width:720px){.admin-link{display:none;}.hero{padding-top:55px;}.hero-actions,
  .admin-heading{align-items:flex-start;flex-direction:column;}.subject-grid,
  .features,
  .admin-grid,
  .form-two{grid-template-columns:1fr;}.features article{border-inline-end:0;border-bottom:1px solid var(--line);}.footer{flex-direction:column;gap:7px;}.subject-head{align-items:flex-start;}.lesson-head{align-items:flex-start;}.score{width:75px;height:75px;border-width:6px;padding-top:15px;}.choices{grid-template-columns:1fr;}.full{grid-column:auto;}.admin-heading h1{font-size:36px;}.admin-card{padding:17px;}}.fraction{display:inline-grid;grid-template-rows:auto auto;align-items:center;justify-items:center;vertical-align:middle;margin:0 4px;line-height:1.15;direction:ltr;unicode-bidi:isolate;max-width:100%;}.fraction > span:first-child{width:100%;box-sizing:border-box;text-align:center;border-bottom:.085em solid currentColor;padding:0 .28em .08em;}.fraction > span:last-child{padding-top:2px;}.fraction > span{max-width:100%;overflow-wrap:anywhere;}.radical{display:inline-flex;position:relative;align-items:flex-start;direction:ltr;unicode-bidi:isolate;vertical-align:-.16em;line-height:1.05;white-space:nowrap;}.radical-sign{position:absolute;inset:0;width:100%;height:1.24em;pointer-events:none;overflow:visible;fill:none;stroke:currentColor;stroke-width:.075em;stroke-linecap:round;stroke-linejoin:round;}.radical-sign path,
.radical-sign line{vector-effect:non-scaling-stroke;}.radicand{min-height:1.05em;margin-top:.04em;margin-inline-start:.76em;padding:.04em .14em 0 .08em;}.radical--indexed > sup{position:absolute;z-index:1;inset-block-start:.25em;inset-inline-start:-.1em;font-size:.52em;line-height:1;}.radical--fraction{align-items:stretch;vertical-align:baseline;}.radical--fraction > .radical-sign,
.radical--fraction > .radical-sign > .radical-hook{height:100%;}.radical--fraction > .radicand{display:inline-flex;align-items:center;gap:.12em;padding-top:.12em;padding-bottom:.08em;}.absolute-value{display:inline-block;box-sizing:border-box;padding-inline:.12em;border-inline:.075em solid currentColor;direction:ltr;unicode-bidi:isolate;line-height:1.05;vertical-align:-.05em;white-space:nowrap;}.recurring-decimal,
.math-overline{display:inline-block;box-sizing:border-box;padding-top:.06em;border-top:.075em solid currentColor;direction:ltr;unicode-bidi:isolate;line-height:.92;text-align:center;vertical-align:.02em;white-space:nowrap;}.math-sup{display:inline-block;margin-inline:.025em;direction:ltr;unicode-bidi:isolate;font-size:.68em;font-weight:inherit;line-height:1;text-align:center;vertical-align:.58em;white-space:nowrap;}.study-underlined{display:inline;padding-bottom:.06em;border-bottom:.11em solid currentColor;font-weight:800;-webkit-box-decoration-break:clone;box-decoration-break:clone;}.relation-slot{display:inline-block;width:1.15em;margin-inline:.16em;border-bottom:.08em solid currentColor;vertical-align:.16em;}.answer,
.feedback b{white-space:normal;}.answer br,
.feedback b br{content:"";display:block;margin:6px 0;}.account-link,
.leaderboard-link{height:42px;padding:0 16px;border-radius:12px;display:grid;place-items:center;font-size:12px;}.leaderboard-link{background:var(--card);color:var(--text);border:1px solid var(--line);}.trust-row{display:flex;flex-wrap:wrap;gap:9px 22px;color:var(--muted);font-size:12px;}.how-it-works{padding-bottom:45px;}.how-it-works>header{text-align:center;}.how-it-works h2{font-size:clamp(28px,4vw,44px);margin:5px 0 20px;}.lesson-list a.locked:hover{border-color:var(--brand);}.free-badge{margin-inline-start:auto;padding:5px 9px;border-radius:99px;font-size:12px;}.study-notice{margin-top:14px;padding:12px 15px;border:1px solid color-mix(in srgb,var(--brand) 35%,var(--line));border-radius:13px;background:color-mix(in srgb,var(--brand) 8%,var(--card));font-size:12px;}.study-notice a{color:var(--brand);font-weight:800;}.study-modes{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:24px 0;}.study-modes button{display:flex;align-items:center;justify-content:center;gap:9px;border:1px solid var(--line);border-radius:14px;padding:12px;background:var(--card);color:var(--muted);font-weight:800;cursor:pointer;}.study-modes button span{font-size:12px;}.study-modes button.active{background:var(--text);color:var(--bg);border-color:var(--text);}.study-mode{display:none;max-width:820px;margin-inline:auto;}.study-mode.active{display:block;}.session-bar{margin-bottom:13px;}.session-bar>div:first-child{display:flex;justify-content:space-between;gap:15px;}.session-bar small{color:var(--muted);}.session-track{height:5px;background:var(--soft);border-radius:99px;margin-top:10px;overflow:hidden;}.session-track i{display:block;height:100%;width:0;background:var(--brand);transition:.25s;}.question-stage{min-height:380px;}.study-question{display:none;background:var(--card);border:1px solid var(--line);border-radius:23px;padding:clamp(22px,5vw,40px);box-shadow:var(--shadow);min-height:350px;}.study-question.active{display:block;}.study-question>small,
.study-answer>small{color:var(--brand);font-size:12px;}.study-question h2{font-size:clamp(21px,3vw,30px);line-height:1.55;margin:9px 0 25px;}.study-answer{display:none;border-top:1px solid var(--line);margin-top:25px;padding-top:22px;color:#16816c;font-weight:700;}.study-answer p{color:var(--muted);font-size:13px;}.study-question.revealed .study-answer,
.study-mode[data-mode-panel=practice] .study-question.answered .study-answer{display:block;}.study-mode[data-mode-panel=exam] .study-answer{display:none;}.self-grade{display:flex;gap:8px;margin-top:15px;}.self-grade button{padding:8px 11px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--text);cursor:pointer;}.session-nav{display:flex;margin-top:13px;}.session-nav button:disabled{cursor:not-allowed;}.session-result{text-align:center;background:var(--card);border:1px solid var(--line);border-radius:24px;padding:45px;box-shadow:var(--shadow);}.session-result>span{width:65px;height:65px;border-radius:50%;display:grid;place-items:center;margin:auto;background:#d9f5ec;color:#176a59;font-size:28px;}.session-result h2{font-size:32px;margin:13px 0 0;}.session-result>b{font-size:42px;color:var(--brand);}.session-result>b i{font-style:normal;}.session-result p{color:var(--muted);}.study-question.needs-answer{animation:needAnswer .4s;}@keyframes needAnswer{50%{border-color:#d75a54;transform:translateX(4px);}}.auth-bg{background:radial-gradient(circle at 25% 10%,color-mix(in srgb,var(--brand) 24%,transparent),transparent 35%),var(--bg);}.auth-card{padding:28px;}.auth-card h1{font-size:30px;line-height:1.25;margin:7px 0;}.auth-card>p{color:var(--muted);font-size:14px;}.google-button{height:49px;border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;gap:11px;}.or{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin:17px 0;}.or:before,
.or:after{content:"";height:1px;background:var(--line);flex:1;}.auth-switch{text-align:center;}.auth-switch a{color:var(--brand);font-weight:800;}.dashboard-page{padding-block:28px 36px;}.dashboard-welcome{display:grid;grid-template-columns:56px minmax(0, 1fr) auto;align-items:center;gap:16px;margin-bottom:24px;}.dashboard-page .student-avatar{width:56px;height:56px;border:1px solid var(--line);border-radius:50%;background:var(--brand);color:var(--on-brand);display:grid;place-items:center;font-size:24px;font-weight:700;overflow:hidden;}.dashboard-page .student-avatar.has-avatar{padding:3px;background:var(--card);}.student-avatar img, .student-avatar .avatar-fallback{grid-area:1 / 1;}.student-avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover;}.student-avatar.has-avatar .avatar-fallback{display:none;}.dashboard-heading{min-width:0;}.dashboard-welcome h1{margin:4px 0;font-size:clamp(26px, 3vw, 34px);line-height:1.35;overflow-wrap:anywhere;}.dashboard-welcome p{margin:0;color:var(--muted);font-size:14px;line-height:1.6;}.dashboard-page small{color:var(--muted);font-size:12px;line-height:1.5;}.dashboard-grid{display:grid;grid-template-columns:minmax(0, 2fr) minmax(260px, 1fr);align-items:start;gap:18px;}.dashboard-main{display:grid;min-width:0;gap:18px;}.dashboard-panel{min-width:0;padding:22px;border:1px solid var(--line);border-radius:20px;background:var(--card);color:var(--text);}.dashboard-panel h2{margin:5px 0 0;font-size:22px;line-height:1.45;overflow-wrap:anywhere;}.dashboard-profile-heading{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;}.dashboard-profile-heading > div{min-width:0;flex:1 1 180px;}.dashboard-profile-heading form{margin:0;flex:0 0 auto;}.dashboard-profile-heading p{color:var(--muted);font-size:13px;margin:5px 0 0;}.dashboard-student-identity{display:flex;align-items:center;gap:12px;}.dashboard-student-identity > div:last-child{min-width:0;}.dashboard-student-identity .student-avatar{flex:0 0 64px;width:64px;height:64px;}.dashboard-profile-badge{display:inline-flex;align-items:center;min-height:32px;padding:6px 10px;border:1px solid var(--line);border-radius:999px;background:var(--soft);color:var(--muted);font-size:10px;font-weight:700;letter-spacing:.04em;}.dashboard-profile-editor{margin-top:18px;border:1px solid var(--line);border-radius:16px;background:color-mix(in srgb, var(--soft) 58%, transparent);scroll-margin-top:24px;overflow:visible;}.dashboard-profile-editor > summary{min-height:56px;padding:11px 14px;display:grid;grid-template-columns:minmax(0, 1fr) auto;align-items:center;gap:4px 14px;border-radius:15px;color:var(--heading);cursor:pointer;list-style:none;}.dashboard-profile-editor > summary::-webkit-details-marker{display:none;}.dashboard-profile-editor > summary::after{content:"+";grid-column:2;grid-row:1 / span 2;width:28px;height:28px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:var(--card);color:var(--heading);font-size:18px;line-height:1;transition:transform .18s ease;}.dashboard-profile-editor[open] > summary{border-end-start-radius:0;border-end-end-radius:0;border-bottom:1px solid var(--line);background:var(--soft);}.dashboard-profile-editor[open] > summary::after{transform:rotate(45deg);}.dashboard-profile-editor > summary span{font-size:14px;font-weight:700;}.dashboard-profile-editor > summary small{grid-column:1;color:var(--muted);}.dashboard-profile-editor-body{padding:16px;display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));align-items:start;gap:18px;}.dashboard-details-form{display:grid;gap:12px;}.dashboard-details-form > label{display:grid;gap:7px;color:var(--heading);font-size:13px;font-weight:650;}.dashboard-details-form input[name="name"]{width:100%;min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:13px;background:var(--card);color:var(--text);font:inherit;}.dashboard-details-form input[name="name"]:focus{border-color:var(--brand);outline:0;box-shadow:0 0 0 3px color-mix(in srgb, var(--brand) 18%, transparent);}.dashboard-details-form .identity-gender-trigger{min-height:44px;border-color:var(--line);background:var(--card);}.dashboard-details-form > .dashboard-button{width:100%;}.dashboard-profile-divider{display:none;}.dashboard-photo-editor{min-width:0;margin-top:0;padding-inline-start:18px;border-inline-start:1px solid var(--line);}.dashboard-photo-editor h3{margin:0 0 5px;color:var(--heading);font-size:14px;}.dashboard-profile-editor-body .dashboard-photo-editor{margin-top:0;}.dashboard-photo-editor summary{width:fit-content;min-height:44px;padding-block:10px;color:var(--heading);font-size:13px;font-weight:600;cursor:pointer;}.dashboard-photo-editor p{margin:0 0 12px;color:var(--muted);font-size:13px;line-height:1.8;}.dashboard-photo-editor form{display:grid;gap:10px;margin:0;}.dashboard-photo-editor label{font-size:13px;font-weight:600;}.dashboard-photo-editor input[type="file"]{width:100%;min-width:0;padding:8px;border:1px solid var(--line);border-radius:10px;background:var(--soft);color:var(--text);font:inherit;font-size:13px;}.dashboard-photo-editor input::file-selector-button{margin-inline-end:10px;padding:8px;border:0;border-radius:6px;background:var(--card);color:var(--text);font:inherit;cursor:pointer;}.dashboard-photo-editor .dashboard-button{justify-self:start;}.dashboard-photo-actions{display:flex;flex-wrap:wrap;gap:8px;}.dashboard-photo-editor .dashboard-photo-remove{margin-top:10px;}.dashboard-photo-status:empty{display:none;}.photo-crop-editor{display:grid;justify-items:start;gap:12px;padding-block:10px;}.photo-crop-editor[hidden]{display:none;}.photo-crop-editor canvas{width:180px;height:180px;max-width:100%;border:1px solid var(--line);border-radius:50%;background:var(--soft);touch-action:none;cursor:move;}.photo-crop-editor label{display:grid;gap:4px;width:100%;}.photo-crop-editor input[type="range"]{width:100%;min-height:32px;padding:0;direction:ltr;accent-color:var(--brand);}.dashboard-widget-setting{margin-top:16px;padding:10px 0 0;min-height:44px;width:100%;border:0;border-top:1px solid var(--line);border-radius:0;background:transparent;color:var(--muted);font:inherit;font-size:12px;cursor:pointer;box-shadow:none;}.dashboard-widget-setting:hover{color:var(--heading);}.dashboard-page :is(button, a, input, summary):focus-visible{outline:2px solid var(--heading);outline-offset:3px;}.dashboard-stats{display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));gap:16px;margin:18px 0 0;padding-top:16px;border-top:1px solid var(--line);}.dashboard-stats > div + div{border-inline-start:1px solid var(--line);padding-inline-start:18px;}.dashboard-stats dt{color:var(--muted);font-size:13px;line-height:1.5;}.dashboard-stats dd{margin:4px 0 0;font-size:30px;font-weight:700;color:var(--heading);font-variant-numeric:tabular-nums;line-height:1.2;}.dashboard-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 15px;border:1px solid var(--line);border-radius:12px;background:transparent;color:var(--heading);font:inherit;font-size:13px;font-weight:600;line-height:1.5;text-align:center;text-decoration:none;}.dashboard-button:hover{background:var(--soft);}.dashboard-button-primary, .dashboard-button-primary:hover{background:var(--brand);border-color:var(--brand);color:var(--on-brand);}.dashboard-page .ui-direction-arrow{width:18px;height:18px;stroke-width:2;filter:none;}.dashboard-section-heading{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;}.dashboard-section-heading h2{margin:0;}.dashboard-count{color:var(--muted);font-size:12px;}.dashboard-empty{display:grid;justify-items:center;gap:10px;padding:22px 10px 4px;text-align:center;}.dashboard-empty > svg{width:32px;height:32px;fill:none;stroke:var(--muted);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;}.dashboard-empty h3{margin:0;color:var(--heading);font-size:18px;}.dashboard-empty p{max-width:380px;margin:0 0 4px;color:var(--muted);font-size:14px;line-height:1.7;}.dashboard-recent{margin-top:14px;}.dashboard-activity{display:flex;align-items:center;gap:16px;padding:15px 0;border-top:1px solid var(--line);text-decoration:none;color:var(--heading);}.dashboard-activity > div{flex:1;min-width:0;}.dashboard-activity h3{margin:0 0 4px;font-size:16px;line-height:1.6;overflow-wrap:anywhere;}.dashboard-activity p{margin:0 0 3px;color:var(--muted);font-size:12px;}.dashboard-activity:hover h3{text-decoration:underline;text-underline-offset:4px;}.dashboard-activity-action{display:inline-flex;align-items:center;gap:6px;flex-shrink:0;font-size:12px;font-weight:600;}.dashboard-plan > p{margin:12px 0 18px;color:var(--muted);font-size:14px;line-height:1.8;}.dashboard-plan .dashboard-button{width:100%;}.dashboard-plan-status{display:inline-flex;align-items:center;gap:6px;padding:5px 9px;border-radius:30px;background:var(--soft);color:var(--heading);font-size:12px;font-weight:600;}.dashboard-plan-status.is-active::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--success);}.dashboard-plan-date{display:grid;gap:5px;padding-block:14px;margin-bottom:18px;border-block:1px solid var(--line);}.dashboard-plan-date span{color:var(--muted);font-size:12px;}.dashboard-plan-date time{direction:ltr;text-align:match-parent;font-size:20px;font-weight:600;font-variant-numeric:tabular-nums;}.dashboard-payments{margin-top:18px;scroll-margin-top:20px;}.dashboard-payments ul{list-style:none;padding:0;margin:14px 0 0;}.dashboard-payments li{display:grid;grid-template-columns:minmax(0, 1fr) auto minmax(100px, auto);align-items:center;gap:16px;padding:15px 0;border-top:1px solid var(--line);}.dashboard-payments li > div{min-width:0;}.dashboard-payments strong{font-size:14px;}.dashboard-payments li small{display:block;margin-top:4px;}.dashboard-payment-amount{font-size:14px;font-variant-numeric:tabular-nums;}.dashboard-payment-status{justify-self:end;border:1px solid var(--line);border-radius:24px;padding:5px 10px;font-size:12px;}@media (max-width: 720px){.dashboard-grid{grid-template-columns:minmax(0, 1fr);}.dashboard-welcome{grid-template-columns:48px minmax(0, 1fr);gap:12px;}.dashboard-welcome .student-avatar{width:48px;height:48px;font-size:22px;}.dashboard-subjects{grid-column:2;justify-self:start;}.dashboard-panel{padding:18px;}.dashboard-profile-heading > div{flex-basis:100%;}.dashboard-profile-heading form{margin-inline-start:68px;}.dashboard-profile-badge{margin-inline-start:76px;}.dashboard-profile-editor-body{grid-template-columns:minmax(0, 1fr);padding:14px;gap:15px;}.dashboard-profile-divider{display:block;height:1px;background:var(--line);}.dashboard-photo-editor{padding-inline-start:0;border-inline-start:0;}.dashboard-details-form > .dashboard-button, .dashboard-photo-actions .dashboard-button{width:100%;}.dashboard-payments li{grid-template-columns:minmax(0, 1fr) auto;gap:10px;}.dashboard-payment-status{grid-column:1 / -1;justify-self:start;}}.green{color:#16816c;}.empty-mini{padding:30px;text-align:center;color:var(--muted);}.payment-status{padding:4px 8px;border-radius:99px;font-size:12px;}.payment-status.pending{background:#fff0c7;color:#725711;}.payment-status.approved{background:#d9f5ec;color:#176a59;}.payment-status.rejected{background:#ffe0de;color:#8c302c;}.checkout-grid{display:grid;grid-template-columns:minmax(0,.92fr) minmax(420px,1.08fr);gap:24px;align-items:start;max-width:1080px;margin:26px auto 0;}.checkout-plan{position:relative;overflow:hidden;padding:34px;border:1px solid var(--line);border-radius:26px;background:linear-gradient(155deg,color-mix(in srgb,var(--brand) 14%,var(--card)),var(--card) 56%);}.checkout-plan::after{content:"";position:absolute;width:230px;height:230px;inset-inline-end:-100px;bottom:-120px;border-radius:50%;background:color-mix(in srgb,var(--brand-soft) 32%,transparent);pointer-events:none;}.checkout-plan-heading,
.checkout-plan .benefits,
.checkout-price-card{position:relative;z-index:1;}.checkout-plan-badge{display:inline-flex;align-items:center;gap:7px;padding:7px 11px;border-radius:999px;background:color-mix(in srgb,var(--brand) 13%,var(--card));color:var(--brand-dark);font-size:11px;font-weight:850;letter-spacing:.04em;}.checkout-plan-heading h1{max-width:440px;margin:18px 0 10px;color:var(--heading);font-size:clamp(31px,4vw,48px);line-height:1.12;letter-spacing:-.025em;}.checkout-plan-heading p{max-width:470px;margin:0;color:var(--muted);line-height:1.8;}.checkout-plan .benefits{list-style:none;padding:0;margin:28px 0;display:grid;gap:16px;}.checkout-plan .benefits li{display:grid;grid-template-columns:32px 1fr;gap:11px;align-items:start;}.checkout-plan .benefits li>span{width:32px;height:32px;display:grid;place-items:center;border-radius:10px;background:color-mix(in srgb,var(--brand) 14%,var(--card));color:var(--brand-dark);font-weight:900;}.checkout-plan .benefits b,
.checkout-plan .benefits small{display:block;}.checkout-plan .benefits b{margin-bottom:2px;color:var(--heading);font-size:14px;}.checkout-plan .benefits small{color:var(--muted);font-size:12px;line-height:1.6;}.checkout-price-card{padding:18px 20px;border:1px solid color-mix(in srgb,var(--brand) 30%,var(--line));border-radius:18px;background:color-mix(in srgb,var(--card) 84%,transparent);}.checkout-price-label{display:block;color:var(--muted);font-size:11px;font-weight:700;}.price{display:flex;align-items:center;gap:10px;margin:2px 0 4px;}.price>b{color:var(--heading);font-size:48px;line-height:1;}.price span{display:grid;color:var(--muted);font-size:11px;line-height:1.3;}.price span strong{color:var(--brand-dark);font-size:13px;}.checkout-price-card>small{display:block;max-width:330px;color:var(--muted);font-size:11px;line-height:1.6;}.payment-box{padding:30px;border:1px solid var(--line);border-radius:26px;background:var(--card);box-shadow:var(--shadow);}.payment-box-header>span{display:inline-flex;padding:6px 10px;border-radius:999px;background:var(--soft);color:var(--brand-dark);font-size:10px;font-weight:850;letter-spacing:.04em;}.payment-box-header h2{margin:10px 0 6px;color:var(--heading);font-size:clamp(23px,3vw,31px);}.payment-box-header p{margin:0;color:var(--muted);font-size:12px;line-height:1.75;}.payment-box .form{gap:13px;margin-top:22px;}.payment-step{display:flex;align-items:center;gap:9px;margin-top:4px;color:var(--heading);font-size:13px;}.payment-step>span{width:25px;height:25px;display:grid;place-items:center;flex:0 0 auto;border-radius:50%;background:var(--brand);color:var(--on-brand);font-size:11px;font-weight:900;}.payment-box .form label>span:first-child{color:var(--heading);font-size:12px;font-weight:750;}.payment-box :is(input,select){min-height:46px;border:1px solid var(--line);background:var(--soft);color:var(--heading);}.payment-box :is(input,select):focus{border-color:var(--brand);outline:3px solid color-mix(in srgb,var(--brand) 15%,transparent);}.wallet-copy{padding:13px;border:1px solid color-mix(in srgb,var(--brand) 30%,var(--line));border-radius:16px;background:linear-gradient(135deg,color-mix(in srgb,var(--brand-soft) 17%,var(--soft)),var(--soft));display:grid;grid-template-columns:38px 1fr auto;gap:10px;align-items:center;}.wallet-copy small{display:block;color:var(--muted);font-size:10px;}.wallet-copy b{display:block;direction:ltr;text-align:start;color:var(--heading);font-size:19px;letter-spacing:.03em;}.wallet-copy-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:var(--card);color:var(--brand-dark);}.wallet-copy-icon svg,
.wallet-copy button svg,
.receipt-upload-ui svg{width:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.wallet-copy button{min-height:40px;padding:9px 12px;display:inline-flex;align-items:center;gap:6px;border:1px solid color-mix(in srgb,var(--brand) 25%,transparent);background:var(--brand);color:var(--on-brand);border-radius:11px;font:inherit;font-size:11px;font-weight:800;cursor:pointer;}.payment-fields-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}.receipt-upload{position:relative;cursor:pointer;}.receipt-upload>span:first-child small{color:var(--muted);font-weight:500;}.receipt-upload>input{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none;}.receipt-upload-ui{min-height:66px;padding:12px 14px;display:flex;align-items:center;gap:11px;border:1px dashed color-mix(in srgb,var(--brand) 55%,var(--line));border-radius:14px;background:color-mix(in srgb,var(--brand-soft) 9%,var(--soft));color:var(--brand-dark);transition:border-color .18s ease,background .18s ease,transform .18s ease;}.receipt-upload:hover .receipt-upload-ui,
.receipt-upload:focus-within .receipt-upload-ui,
.receipt-upload.has-file .receipt-upload-ui{border-color:var(--brand);background:color-mix(in srgb,var(--brand-soft) 17%,var(--soft));transform:translateY(-1px);}.receipt-upload-ui>span{min-width:0;}.receipt-upload-ui b,
.receipt-upload-ui small{display:block;}.receipt-upload-ui b{color:var(--heading);font-size:12px;}.receipt-upload-ui small{max-width:280px;overflow:hidden;color:var(--muted);font-size:10px;text-overflow:ellipsis;white-space:nowrap;}.payment-submit{min-height:50px;display:flex;align-items:center;justify-content:center;gap:10px;border-radius:14px;font-weight:850;cursor:pointer;}.secure-note{display:flex;align-items:center;justify-content:center;gap:5px;text-align:center;color:var(--muted);font-size:10px;line-height:1.6;}@media (max-width:720px){.account-link{padding:0 10px;}.topbar{height:70px;}.brand>span:last-child{font-size:13px;}.hero h1{letter-spacing:-.03em;}.study-modes button{font-size:12px;}.study-modes button span{display:none;}.study-question{min-height:410px;}.question-stage{min-height:440px;}.checkout-grid{grid-template-columns:1fr;}.checkout-grid{gap:18px;margin-top:18px;}.checkout-plan,
  .payment-box{padding:22px;border-radius:21px;}.checkout-plan-heading h1{font-size:30px;}.checkout-plan .benefits{margin:22px 0;}.payment-fields-grid{grid-template-columns:1fr;}.wallet-copy{grid-template-columns:34px 1fr auto;padding:11px;}.wallet-copy-icon{width:34px;height:34px;}.wallet-copy button{padding:9px;}.wallet-copy button svg{width:18px;}.wallet-copy button [data-copy-label]{display:none;}.auth-shell{padding-block:25px;}}.admin-stats{grid-template-columns:repeat(5,1fr);}.payment-admin{margin-bottom:15px;}.payment-actions{display:flex;gap:4px;margin:0;min-width:220px;}.payment-actions input{width:100px;}.payment-actions button{border:0;border-radius:7px;padding:6px 8px;color:white;cursor:pointer;}.payment-actions .approve{background:#16816c;}.payment-actions .reject{background:#b94742;}@media (max-width:720px){.admin-stats{grid-template-columns:repeat(2,1fr);}}.receipt-link{color:var(--brand);font-weight:800;}.admin-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end;}.admin-actions .primary,
.admin-actions .secondary{font-size:12px;}@media (max-width:720px){.admin-actions{justify-content:flex-start;}}.share-panel{margin:18px auto;display:grid;gap:9px;}.share-panel small{color:var(--muted);}.share-panel>div{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;}.share-panel .secondary,
.leaderboard-cta{font-size:12px;}.leaderboard-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:24px;}.leaderboard-head h1{font-size:clamp(34px,5vw,58px);margin:5px 0;}.leaderboard-head p{color:var(--muted);margin:0;}.leaderboard-list{display:grid;gap:10px;}.leader-row{display:grid;grid-template-columns:48px 58px 1fr auto;align-items:center;gap:13px;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:14px 16px;box-shadow:var(--shadow);}.leader-rank{width:38px;height:38px;border-radius:12px;background:var(--soft);color:var(--brand);display:grid;place-items:center;}.leader-avatar{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;overflow:hidden;background:var(--brand);color:white;font-weight:800;}.leader-avatar img,
.leader-avatar span{grid-area:1/1;}.leader-avatar img{width:100%;height:100%;object-fit:cover;border-radius:50%;}.leader-avatar.has-avatar{padding:2px;border:1px solid var(--line);background:var(--card);}.leader-avatar.has-avatar span{display:none;}.leader-row h2{font-size:18px;margin:0;}.leader-row small{color:var(--muted);}.leader-row strong{font-size:26px;color:var(--brand);white-space:nowrap;}.leader-row strong span{font-size:12px;color:var(--muted);}@media (max-width:720px){.leaderboard-head{align-items:flex-start;flex-direction:column;}.leader-row{grid-template-columns:36px 48px 1fr;gap:9px;}.leader-row strong{grid-column:2/-1;font-size:22px;}.leader-rank{width:32px;height:32px;}.leader-avatar{width:46px;height:46px;}}.result-card{max-width:620px;margin-inline:auto;}.share-panel{padding:16px;border:1px solid var(--line);border-radius:16px;background:var(--soft);}.share-button{min-height:44px;border:0;border-radius:12px;padding:10px 14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;color:white;}.share-button span{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.2);}.share-button.whatsapp{background:#25d366;}.share-button.facebook{background:#1877f2;}.share-button.x-twitter{background:#111;}.share-button.native{background:var(--brand);}@media (max-width:720px){.share-panel>div{display:grid;grid-template-columns:1fr 1fr;}.share-button{width:100%;}}body{font-weight:400;}.brand,
.lang,
.primary,
.secondary,
.account-link,
.leaderboard-link,
.google-button,
.stats b,
.dashboard-stats b,
.score strong,
.session-result>b,
.leader-row strong,
.price>b{font-weight:600;}.hero h1,
.section-title h2,
.subject-head h1,
.lesson-head h1,
.admin-heading h1,
.auth-card h1,
.dashboard-welcome h1,
.leaderboard-head h1{font-weight:600;}.subject-card h3,
.features h3,
.study-question h2,
.admin-card h1,
.admin-card h2,
.leader-row h2{font-weight:500;}.eyebrow,
.kicker,
.free-badge,
.payment-status,
.share-button,
.form label,
.admin-card label,
.flashcard>small,
.quiz>small,
.study-question>small,
.study-answer>small,
.share-panel small{font-weight:600;}.share-button span{font-weight:600;}.fraction{font-weight:600;}.welcome-hero{text-align:center;padding:70px 0 38px;}.welcome-badge{display:inline-flex;padding:7px 14px;border-radius:99px;color:var(--brand-dark);font-weight:700;}.welcome-hero h1{font-size:clamp(38px,7vw,70px);line-height:1.15;margin:15px 0 10px;}.welcome-hero p{max-width:650px;margin:auto;color:var(--muted);font-size:18px;}.grade-step,
.subject-step{padding:32px 0;scroll-margin-top:20px;}.step-heading{display:flex;align-items:center;gap:14px;margin-bottom:20px;}.step-heading>b{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;background:var(--brand);color:white;font-size:22px;}.step-heading small{color:var(--brand);font-weight:700;}.step-heading h2{font-size:clamp(28px,4vw,42px);line-height:1.15;margin:2px 0;}.step-heading p{color:var(--muted);margin:3px 0 0;}.grade-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;}.grade-card{display:flex;align-items:center;gap:14px;padding:22px;background:var(--card);border:2px solid var(--line);border-radius:22px;transition:.2s;}.grade-card:hover,
.grade-card.active{transform:translateY(-4px);border-color:var(--brand);}.grade-card>span{width:58px;height:58px;border-radius:18px;background:var(--soft);color:var(--brand);display:grid;place-items:center;font-size:27px;font-weight:700;}.grade-card h3{font-size:22px;line-height:1.2;margin:0;}.grade-card p{color:var(--muted);font-size:12px;margin:4px 0 0;}.grade-card>i{margin-inline-start:auto;color:var(--brand);font-size:22px;}.subject-grid-three{grid-template-columns:repeat(3,1fr);}.kid-subject-card{min-height:155px;}.kid-subject-card h3{font-size:30px;}.friendly-empty{margin-top:28px;}.friendly-empty>b{font-size:40px;}.friendly-empty h2{margin:5px 0;}.friendly-empty p{margin:0;}.subject-step[hidden],
.grade-subject-panel[hidden]{display:none;}@media (max-width:850px){.grade-grid,
  .subject-grid-three{grid-template-columns:1fr;}.grade-card{padding:17px;}.welcome-hero{padding-top:45px;}.welcome-hero p{font-size:16px;}.kid-subject-card{min-height:auto;}}.scan-sections{margin:32px 0;}.scan-sections-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px;}.scan-sections-head h2{margin:.25rem 0;}.scan-section-list{display:grid;gap:14px;}.scan-section-card header{display:flex;align-items:center;justify-content:space-between;gap:16px;}.scan-section-card header div{display:grid;gap:3px;}.scan-section-card header small{color:var(--muted);}.scan-section-card .form{margin-top:16px;}.scan-section-card details{border:1px solid var(--line);border-radius:14px;padding:12px;}.scan-section-card summary{cursor:pointer;font-weight:700;}.scan-section-text{min-height:300px;margin-top:12px;font-family:ui-monospace,Consolas,monospace;direction:ltr;text-align:left;}.three{display:grid;grid-template-columns:120px 120px 1fr;gap:12px;}@media (max-width:720px){.scan-sections-head{align-items:stretch;flex-direction:column;}.three{grid-template-columns:1fr;}.scan-section-card header{align-items:flex-start;}}.scan-unit-tabs{display:grid;grid-template-columns:repeat(6,minmax(100px,1fr));gap:8px;margin:0 0 16px;}.scan-unit-tabs a{display:grid;place-items:center;gap:2px;min-height:58px;border:1px solid var(--line);border-radius:14px;background:var(--card);color:var(--text);text-decoration:none;}.scan-unit-tabs a.active{background:var(--heading);border-color:var(--heading);color:#fff;}.scan-unit-tabs small{font-size:.72rem;opacity:.72;}@media (max-width:720px){.scan-unit-tabs{grid-template-columns:repeat(3,1fr);}}.card-grade-label{display:inline-flex;width:max-content;margin-bottom:.28rem;padding:.2rem .55rem;border-radius:999px;font-size:.68rem;font-weight:700;line-height:1.5;}.home-help-steps .card-grade-label{margin:.1rem auto .2rem;}.favorite-form{margin:.8rem 0 0;}.favorite-button{display:inline-flex;align-items:center;gap:.45rem;border:1px solid color-mix(in srgb,var(--brand) 28%,#d7dce0);background:#fff;color:#59636c;border-radius:999px;padding:.55rem .9rem;font:inherit;cursor:pointer;}.favorite-button span{font-size:1.25rem;}.favorite-button.active{color:#a43d62;border-color:#dba9bb;background:#fff7fa;}.question-language-toggle{display:flex;align-items:center;justify-content:center;min-width:58px;height:30px;margin:0 0 10px auto;padding:0 10px;border:1px solid var(--line);border-radius:999px;background:var(--soft);color:var(--muted);font:inherit;font-size:12px;font-weight:700;cursor:pointer;}.question-language-toggle:hover{border-color:var(--brand);color:var(--brand-dark);}html[dir=rtl] .question-language-toggle{margin-right:0;margin-left:auto;}.session-nav{width:max-content;max-width:100%;margin:14px auto 0;padding:4px;justify-content:center;gap:4px;border:1px solid var(--line);border-radius:14px;background:var(--card);box-shadow:0 8px 24px rgba(45,52,58,.07);}.session-nav button{position:relative;width:104px;min-width:0;min-height:38px;padding:7px 30px;display:grid;place-items:center;border:0;border-radius:10px;font-size:12px;font-weight:600;line-height:1.2;text-align:center;box-shadow:none;}.session-nav .session-prev{background:transparent;color:var(--muted);}.session-nav .session-next{background:var(--brand-dark);color:#fff;}.session-nav-arrow{position:absolute;top:50%;width:18px;height:18px;border-radius:50%;background:color-mix(in srgb,currentColor 10%,transparent);transform:translateY(-50%);}.session-prev .session-nav-arrow{inset-inline-start:9px;}.session-next .session-nav-arrow{inset-inline-end:9px;}.session-nav button:disabled{background:transparent;color:var(--muted);opacity:.38;}.lesson-page .study-modes{gap:6px;}.lesson-page .study-modes button{min-height:36px;padding:7px 10px;border-radius:11px;font-size:12px;font-weight:600;}.lesson-page .study-modes button span{font-size:12px;font-weight:600;}.lesson-page .reveal-button{min-height:38px;padding:8px 14px;border-radius:10px;font-size:12px;font-weight:600;}.lesson-page .self-grade button{min-height:34px;padding:6px 9px;font-size:12px;font-weight:600;}.lesson-page .session-result .share-button,
.lesson-page .session-result .leaderboard-cta,
.lesson-page .session-result [data-restart]{min-height:36px;padding:7px 11px;font-size:12px;font-weight:600;}.lesson-page .choices button{min-height:46px;font-size:13px;font-weight:600;}@media (max-width:720px){.lesson-page .study-modes button{min-height:34px;padding:6px 7px;font-size:12px;}.lesson-page .study-modes button span{display:none;}.lesson-page .reveal-button{min-height:36px;padding:7px 12px;font-size:12px;}.lesson-page .session-nav button{width:96px;padding:6px 9px;}}.contact-page{min-height:70vh;display:grid;place-items:center;padding-block:clamp(28px,6vh,64px);}.contact-card{position:relative;isolation:isolate;overflow:hidden;width:min(760px,100%);background:rgba(255,255,255,.9);border:1px solid #d4d9dd;border-radius:28px;padding:clamp(1.25rem,4vw,2.5rem);box-shadow:0 24px 60px rgba(52,58,64,.09);}.contact-card::before{display:none;content:"";}.contact-header{text-align:center;margin-bottom:1.6rem;}.contact-card h1{margin:.45rem 0 .75rem;font-size:clamp(2rem,5vw,3.2rem);line-height:1.15;}.contact-brand-mark{width:58px;height:58px;margin:0 auto 12px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--brand) 42%,var(--line));border-radius:19px;background:color-mix(in srgb,var(--brand) 10%,var(--card));color:var(--brand);box-shadow:0 9px 22px color-mix(in srgb,var(--brand) 12%,transparent);}.contact-brand-mark svg{width:35px;height:35px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.contact-brand-mark .contact-brand-spark{stroke-width:2.1;}.contact-bilingual{display:grid;justify-items:center;gap:3px;}.contact-bilingual > :is(b,small){display:block;}.contact-bilingual > small{color:var(--muted);font-weight:600;}.contact-kicker > b{color:var(--brand);font-size:13px;font-weight:850;}.contact-kicker > small{font-size:10px;font-weight:800;letter-spacing:.12em;}.contact-card h1 .contact-bilingual > b{font-size:1em;}.contact-card h1 .contact-bilingual > small{font-size:.52em;font-weight:650;}.contact-card h1 .contact-bilingual{gap:8px;line-height:1.2;}.contact-card h1 .contact-bilingual > small{display:block;margin-top:2px;}.contact-header > p{max-width:560px;margin:0 auto;}.contact-header > p .contact-bilingual{gap:5px;line-height:1.65;}.contact-header > p .contact-bilingual > b{color:var(--text);font-size:14px;font-weight:650;}.contact-header > p .contact-bilingual > small{font-size:12px;}.contact-form{gap:14px;}.contact-form label{gap:7px;}.contact-field-label{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:baseline;gap:10px;direction:ltr;}.contact-field-label > b{grid-column:2;grid-row:1;justify-self:end;color:var(--heading);font-size:13px;}.contact-field-label > small{grid-column:1;grid-row:1;justify-self:start;font-size:11px;}.contact-form :is(input,textarea){border-radius:14px;transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;}.contact-form :is(input,textarea):focus{border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 16%,transparent);}.contact-field-help{margin-top:-2px;}.contact-field-help .contact-bilingual{display:flex;flex-direction:column;align-items:center;gap:4px;direction:ltr;}.contact-field-help b{order:1;text-align:center;color:var(--muted);font-size:11px;line-height:1.45;}.contact-field-help small{order:2;text-align:center;font-size:11px;line-height:1.45;}.contact-form .contact-submit{min-height:52px;margin-top:3px;display:flex;align-items:center;justify-content:center;gap:12px;border-radius:15px;}.contact-submit > svg{width:21px;height:21px;flex:0 0 21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.contact-submit .contact-bilingual{gap:1px;}.contact-submit .contact-bilingual > b{font-size:14px;}.contact-submit .contact-bilingual > small{color:#000;font-size:11px;opacity:1;font-weight:800;}html[data-theme="chalk-light"] .contact-submit .contact-bilingual > small{color:#fff;}.contact-nav-link{white-space:nowrap;}.admin-detail-page{padding-block:2rem 5rem;}.admin-detail-back{margin-bottom:1rem;}.admin-detail-back a{display:inline-flex;align-items:center;gap:.35rem;color:#48515a;font-weight:700;}.student-card-details{display:inline-flex;align-items:center;gap:.35rem;font-weight:700;}.student-card-details{margin:.3rem 0 .8rem;text-decoration:none;}.student-card-details:hover{text-decoration:underline;}.student-profile-hero{display:flex;align-items:center;gap:1.2rem;padding:1.5rem;}.student-profile-hero>img{width:100px;height:100px;object-fit:contain;border-radius:24px;background:#f2f4f5;}.student-profile-hero h1{margin:.2rem 0;font-size:clamp(2rem,5vw,3rem);}.student-hero-actions{margin-inline-start:auto;}.student-detail-metrics{margin-block:1rem;}.admin-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-block:1rem;}.admin-detail-panel{padding:1.35rem;margin-block:1rem;}.admin-detail-panel h2{margin-top:0;}.admin-detail-panel dl{display:grid;grid-template-columns:auto 1fr;gap:.5rem 1rem;}.admin-detail-panel dd{margin:0;font-weight:700;}.favorite-admin-list,
.admin-message-list{display:grid;gap:1rem;}.favorite-admin-list article{border-top:1px solid #d9dde0;padding-top:1rem;}.danger-zone{display:flex;gap:.75rem;flex-wrap:wrap;margin-top:1rem;padding-top:1rem;border-top:1px solid #d9dde0;}.admin-create-record{margin-bottom:1rem;}.admin-question-card{padding:1rem;}.admin-question-card summary{display:flex;flex-direction:column;gap:.35rem;cursor:pointer;}.admin-question-card>.form{margin-top:1rem;}.admin-message-card{padding:1.25rem;}.admin-message-card>header{display:flex;justify-content:space-between;gap:1rem;}.message-body{padding:1rem;margin-block:1rem;border-radius:14px;background:#f2f4f5;white-space:normal;}.payment-status.new{background:#e9f8ef;color:#287a4c;}.payment-status.read{background:#eef1f3;color:#59636c;}.payment-status.resolved{background:#e7edf2;color:#39434b;}@media (max-width:700px){.student-profile-hero{align-items:flex-start;flex-wrap:wrap;}.student-profile-hero>img{width:76px;height:76px;}.student-hero-actions{width:100%;margin:0;}.student-hero-actions a{justify-content:center;width:100%;}.admin-detail-grid{grid-template-columns:1fr;}.admin-message-card>header{flex-direction:column;}.contact-page{padding-block:1.5rem;}.contact-card{border-radius:22px;padding:20px 16px;}.contact-brand-mark{width:50px;height:50px;border-radius:16px;}.contact-brand-mark svg{width:30px;height:30px;}.contact-card h1{font-size:30px;}.contact-fields-row{grid-template-columns:1fr;}.contact-field-help .contact-bilingual{grid-template-columns:1fr;gap:2px;}.contact-field-help :is(b,small){grid-column:1;position:static;text-align:center;}}.lesson-page{padding-top:26px;}.lesson-page>.back{display:inline-flex;align-items:center;gap:7px;margin-bottom:14px;font-weight:600;}.lesson-page .study-mode{max-width:880px;}.lesson-page .study-modes{max-width:880px;margin:18px auto 22px;padding:5px;border:1px solid color-mix(in srgb,var(--line) 72%,transparent);border-radius:16px;background:color-mix(in srgb,var(--card) 88%,transparent);box-shadow:0 8px 28px rgba(45,52,58,.05);}.lesson-page .study-modes button{border-color:transparent;background:transparent;}.lesson-page .session-bar{margin:0 3px 14px;}.lesson-page .session-bar>div:first-child{align-items:center;}.lesson-page .session-bar b{font-size:clamp(15px,2.2vw,18px);line-height:1.35;}.lesson-page .session-bar small{padding:4px 9px;border:1px solid color-mix(in srgb,var(--line) 75%,transparent);border-radius:999px;background:var(--card);font-size:12px;font-variant-numeric:tabular-nums;white-space:nowrap;}.lesson-page .session-track{height:6px;margin-top:12px;background:color-mix(in srgb,var(--line) 24%,var(--soft));box-shadow:inset 0 1px 2px rgba(45,52,58,.06);}.lesson-page .session-track i{border-radius:inherit;background:linear-gradient(90deg,var(--brand),color-mix(in srgb,var(--brand) 55%,var(--accent)));}.lesson-page .question-stage{min-height:430px;}.lesson-page .study-question{position:relative;min-height:410px;padding:clamp(24px,5vw,44px);overflow:hidden;border-color:color-mix(in srgb,var(--line) 76%,transparent);background:linear-gradient(155deg,var(--card) 0%,color-mix(in srgb,var(--soft) 12%,var(--card)) 100%);}.lesson-page .study-question:before{position:absolute;inset:0 auto auto 0;width:100%;height:3px;background:linear-gradient(90deg,var(--brand),var(--accent));content:"";opacity:.8;}.lesson-page .study-question>small{display:inline-flex;align-items:center;min-height:24px;letter-spacing:.08em;}.lesson-page .study-question h2{max-width:740px;margin:12px 0 26px;font-size:clamp(22px,3.2vw,32px);line-height:1.5;letter-spacing:-.015em;text-wrap:pretty;}.lesson-page .question-language-toggle{margin-bottom:14px;background:transparent;transition:border-color .18s ease,color .18s ease,transform .18s ease;}.lesson-page .question-language-toggle:hover{transform:translateY(-1px);}.lesson-page .reveal-button{border-color:color-mix(in srgb,var(--line) 82%,transparent);background:var(--card);color:var(--text);box-shadow:0 5px 16px rgba(45,52,58,.06);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}.lesson-page .reveal-button:hover{transform:translateY(-1px);border-color:var(--brand);box-shadow:0 8px 20px rgba(45,52,58,.09);}.lesson-page .study-answer{padding:20px;border:1px solid color-mix(in srgb,#16816c 20%,var(--line));border-radius:16px;background:color-mix(in srgb,#d9f5ec 42%,var(--card));}.lesson-page .choices{gap:10px;}.lesson-page .choices button{background:var(--card);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}.lesson-page .choices button:hover:not(:disabled){transform:translateY(-1px);border-color:var(--brand);box-shadow:0 7px 18px rgba(45,52,58,.07);}.lesson-page .session-nav{direction:ltr;max-width:none;align-items:center;justify-content:space-between;gap:24px;}.lesson-page .session-nav button{width:auto;min-width:104px;min-height:44px;padding:8px 30px;border:0;background:transparent;color:var(--text);box-shadow:none;transition:color .18s ease,transform .18s ease,opacity .18s ease;}.lesson-page .session-nav button:hover:not(:disabled){color:var(--brand);transform:translateY(-1px);}.lesson-page .session-nav button:focus-visible,
.lesson-page .reveal-button:focus-visible,
.lesson-page .choices button:focus-visible,
.lesson-page .question-language-toggle:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 28%,transparent);outline-offset:3px;}.lesson-page .session-nav .session-prev{text-align:left;}.lesson-page .session-nav .session-next{text-align:right;}.lesson-page .session-prev .session-nav-arrow{left:8px;right:auto;background:transparent;}.lesson-page .session-next .session-nav-arrow{right:8px;left:auto;background:transparent;}.lesson-page .session-nav button:disabled{background:transparent;color:var(--muted);opacity:.34;}@media (max-width:720px){.lesson-page{width:min(100% - 24px,1120px);padding-top:18px;}.lesson-page .study-modes{margin-block:14px 18px;padding:4px;border-radius:14px;}.lesson-page .session-bar{margin-inline:2px;}.lesson-page .session-bar b{max-width:75%;font-size:15px;}.lesson-page .question-stage{min-height:376px;}.lesson-page .study-question{min-height:356px;padding:22px 20px 26px;border-radius:20px;}.lesson-page .study-question h2{margin:10px 0 22px;font-size:clamp(20px,6.2vw,25px);line-height:1.5;}.lesson-page .question-language-toggle{height:29px;margin-bottom:10px;}.lesson-page .session-nav{margin-top:12px;gap:12px;}.lesson-page .session-nav button{min-width:96px;min-height:42px;padding-inline:28px;font-size:12px;}.lesson-page .study-answer{padding:16px;}.lesson-page .choices{grid-template-columns:1fr;}.lesson-page .choices button{min-height:48px;}}.zakkerha-arcade{--arcade-ink:#fff;position:relative;margin-bottom:18px;overflow:hidden;border:1px solid color-mix(in srgb,var(--brand) 34%,var(--line));border-radius:26px;background:var(--card);box-shadow:0 20px 54px rgba(45,52,58,.12);}.arcade-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 22px;}.arcade-heading small{display:block;color:var(--brand);font-weight:900;letter-spacing:.16em;}.arcade-heading h1{margin:2px 0 0;font-size:clamp(20px,3vw,30px);line-height:1.25;}.arcade-heading p{max-width:310px;margin:0;color:var(--muted);font-size:13px;font-weight:700;}.arcade-scene{position:relative;height:172px;isolation:isolate;overflow:hidden;background:linear-gradient(135deg,color-mix(in srgb,var(--brand) 78%,#12263a),color-mix(in srgb,var(--accent) 62%,#173f5f));color:var(--arcade-ink);}.arcade-world,
.arcade-ground,
.arcade-avatar,
.arcade-transition{position:absolute;}.arcade-world{inset:0;}.arcade-world i{position:absolute;width:7px;height:7px;border-radius:50%;background:#fff;box-shadow:0 0 14px rgba(255,255,255,.75);opacity:.75;}.arcade-world i:nth-child(1){inset:18% auto auto 10%;}.arcade-world i:nth-child(2){inset:30% auto auto 28%;transform:scale(.55);}.arcade-world i:nth-child(3){inset:14% 18% auto auto;transform:scale(.75);}.arcade-world i:nth-child(4){inset:58% 38% auto auto;transform:scale(.45);}.arcade-world i:nth-child(5){inset:40% 7% auto auto;transform:scale(.6);}.arcade-ground{inset:auto 0 0;height:34px;border-top:2px solid rgba(255,255,255,.5);background:rgba(10,24,38,.34);}.arcade-avatar{z-index:3;bottom:23px;inset-inline-start:10%;width:82px;height:82px;filter:drop-shadow(0 11px 10px rgba(0,0,0,.25));transform-origin:center;}.arcade-avatar svg{width:100%;height:100%;overflow:visible;fill:none;stroke:#fff;stroke-width:4;stroke-linecap:round;stroke-linejoin:round;}.arcade-avatar .arcade-fill{fill:#ffbe0b;stroke:#fff;}.arcade-avatar .arcade-book{fill:#fff;stroke:#ffbe0b;}.arcade-transition{z-index:5;inset:0;display:grid;place-content:center;text-align:center;background:rgba(7,18,33,.72);backdrop-filter:blur(5px);opacity:0;visibility:hidden;transition:opacity .2s ease;}.arcade-transition strong{font-size:clamp(20px,4vw,34px);}.arcade-transition span{margin-top:5px;font-size:13px;opacity:.82;}.arcade-hud{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;padding:12px 20px;font-size:12px;font-variant-numeric:tabular-nums;}.arcade-hud>span,
.arcade-hud>strong{white-space:nowrap;}.arcade-hud>strong{color:var(--brand);letter-spacing:.08em;}.arcade-meter{height:8px;overflow:hidden;border-radius:999px;background:color-mix(in srgb,var(--line) 35%,var(--soft));}.arcade-meter i{display:block;width:10%;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--brand),var(--accent));transition:width .3s ease;}.arcade-exam.is-arcade-transitioning .question-stage{transition:opacity .2s ease,filter .2s ease;}.arcade-exam.is-arcade-transitioning .arcade-transition{opacity:1;visibility:visible;}.arcade-exam.is-arcade-transitioning .arcade-avatar{animation:arcade-dash 2.15s cubic-bezier(.5,0,.25,1) both;}.arcade-exam.is-arcade-transitioning .arcade-world{animation:arcade-world-shift 1.1s linear 2;}.arcade-exam.is-complete .arcade-avatar{inset-inline-start:calc(100% - 100px);}.arcade-exam.is-complete .arcade-hud>strong:after{content:" ✓";}.arcade-science .arcade-scene{background:linear-gradient(135deg,#0a6b64,color-mix(in srgb,var(--brand) 58%,#0f947f));}.arcade-science .arcade-ground{height:46px;background:linear-gradient(#d9edf0 0 8px,#46616a 8px 100%);}.arcade-science .arcade-world i{animation:arcade-bubble 2.4s ease-in-out infinite;}.arcade-science .arcade-world i:nth-child(2),
.arcade-science .arcade-world i:nth-child(4){animation-delay:-1.2s;}.arcade-math .arcade-scene{background:radial-gradient(circle at 78% 24%,#6e44ff 0 4%,transparent 4.5%),linear-gradient(135deg,#091a3c,#263f83 58%,#5b3f96);}.arcade-math .arcade-ground{height:28px;border-radius:70% 70% 0 0;background:#9b7cb8;}.arcade-math .arcade-avatar{bottom:31px;}.arcade-english .arcade-scene{background:linear-gradient(#ff9e78 0 58%,#5b5bb5 58%);}.arcade-english .arcade-world{inset:auto 0 34px;height:78px;background:repeating-linear-gradient(90deg,#363963 0 48px,transparent 48px 60px);}.arcade-english .arcade-world:after{position:absolute;inset:18px 0 0;background:repeating-linear-gradient(90deg,transparent 0 12px,#ffd670 12px 18px,transparent 18px 30px);content:"";opacity:.8;}.arcade-english .arcade-ground{background:repeating-linear-gradient(90deg,#282d45 0 52px,#f7d354 52px 78px,#282d45 78px 130px);}@keyframes arcade-dash{0%{transform:translateX(0) rotate(0);}45%{transform:translateX(340px) translateY(-14px) rotate(5deg);}46%{opacity:0;}47%{transform:translateX(-120px) translateY(8px);opacity:0;}55%{opacity:1;}100%{transform:translateX(0) rotate(0);}}@keyframes arcade-world-shift{to{transform:translateX(-12%);}}@keyframes arcade-bubble{50%{transform:translateY(-18px) scale(.7);opacity:.3;}}html[dir="rtl"] .arcade-exam.is-arcade-transitioning .arcade-avatar{animation-name:arcade-dash-rtl;}@keyframes arcade-dash-rtl{0%{transform:translateX(0) rotate(0);}45%{transform:translateX(-340px) translateY(-14px) rotate(-5deg);}46%{opacity:0;}47%{transform:translateX(120px) translateY(8px);opacity:0;}55%{opacity:1;}100%{transform:translateX(0) rotate(0);}}@media (max-width:720px){.zakkerha-arcade{border-radius:20px;}.arcade-heading{align-items:flex-start;padding:14px 16px;}.arcade-heading p{max-width:145px;font-size:12px;}.arcade-heading h1{font-size:20px;}.arcade-scene{height:138px;}.arcade-avatar{width:66px;height:66px;}.arcade-hud{grid-template-columns:auto 1fr;gap:10px;padding:10px 14px;}.arcade-hud>strong{display:none;}.arcade-exam.is-arcade-transitioning .arcade-avatar{animation-duration:2.05s;}}@media (prefers-reduced-motion:reduce){.arcade-world i,
  .arcade-exam.is-arcade-transitioning .arcade-avatar,
  .arcade-exam.is-arcade-transitioning .arcade-world{animation:none;}.arcade-transition{transition:none;}}.arcade-v2{margin-bottom:14px;border:1px solid color-mix(in srgb,var(--line) 85%,var(--brand));border-radius:22px;background:var(--card);box-shadow:0 16px 45px rgba(35,43,53,.09);}.arcade-v2 .arcade-heading{min-height:78px;padding:13px 18px;}.arcade-brand-lockup{display:flex;align-items:center;gap:11px;}.arcade-brand-mark{display:grid;width:42px;height:42px;place-items:center;border-radius:13px;background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;font-size:20px;font-weight:900;box-shadow:0 7px 18px color-mix(in srgb,var(--brand) 28%,transparent);}.arcade-v2 .arcade-heading small{font-size:12px;letter-spacing:.18em;}.arcade-v2 .arcade-heading h1{margin-top:1px;font-size:clamp(18px,2.5vw,24px);}.arcade-mission{display:flex;flex-direction:column;align-items:flex-end;gap:2px;text-align:end;}.arcade-mission small{color:var(--muted);letter-spacing:.06em;}.arcade-mission b{font-size:12px;}.arcade-v2 .arcade-scene{height:142px;border-block:1px solid rgba(255,255,255,.12);background:#25304b;}.arcade-illustration{position:absolute;inset:0;width:100%;height:100%;}.arcade-v2 .arcade-avatar{z-index:3;filter:drop-shadow(0 10px 12px rgba(10,20,35,.28));}.arcade-v2 .arcade-avatar img{object-position:center bottom;}.arcade-v2 .arcade-transition{display:flex;inset:18px 50%;width:min(370px,70%);height:104px;align-items:center;justify-content:center;gap:10px;padding:15px 20px;border:1px solid rgba(255,255,255,.28);border-radius:22px;background:rgba(17,29,53,.82);box-shadow:0 16px 38px rgba(0,0,0,.18);transform:translateX(-50%) translateY(8px);backdrop-filter:blur(12px);}.arcade-v2 .arcade-transition-icon{display:grid;flex:0 0 42px;height:42px;place-items:center;border-radius:50%;background:#fff;color:#283b68;font-size:22px;}.arcade-v2 .arcade-transition strong{font-size:20px;white-space:nowrap;}.arcade-v2 .arcade-transition small{font-size:12px;opacity:.75;white-space:nowrap;}.arcade-exam.is-arcade-transitioning .arcade-v2 .arcade-transition{transform:translateX(-50%) translateY(0);}.arcade-v2 .arcade-hud{grid-template-columns:auto minmax(160px,1fr) auto;gap:14px;min-height:54px;padding:9px 16px;}.arcade-counter{display:flex;align-items:baseline;gap:7px;}.arcade-counter small{color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.12em;}.arcade-counter b{font-size:14px;}.arcade-counter i{font-style:normal;color:var(--brand);}.arcade-time{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.08em;}.arcade-time i{width:7px;height:7px;border-radius:50%;background:#46b98a;box-shadow:0 0 0 4px rgba(70,185,138,.12);}.arcade-steps{display:grid;grid-template-columns:repeat(10,1fr);gap:5px;}.arcade-steps i{height:7px;border-radius:999px;background:color-mix(in srgb,var(--line) 40%,var(--soft));transition:background .25s ease,transform .25s ease;}.arcade-steps i.completed{background:color-mix(in srgb,var(--brand) 55%,var(--accent));}.arcade-steps i.active{background:var(--brand);transform:scaleY(1.45);}.arcade-v2 .arcade-meter{display:none;}.arcade-exam .study-question{min-height:370px;border-radius:22px;box-shadow:0 16px 45px rgba(35,43,53,.08);}.arcade-exam .study-question:before{height:4px;}.arcade-exam .study-question>small{color:var(--brand);font-size:12px;font-weight:900;}.arcade-exam.is-arcade-transitioning .arcade-v2 .arcade-avatar{animation:arcade-glide-v2 2.15s cubic-bezier(.45,0,.25,1) both;}@keyframes arcade-glide-v2{0%{transform:translateX(0) scale(1);}40%{transform:translateX(330px) translateY(-7px) scale(1.04);}48%{opacity:0;}49%{transform:translateX(-120px) translateY(4px);opacity:0;}58%{opacity:1;}100%{transform:translateX(0) scale(1);}}html[dir="rtl"] .arcade-exam.is-arcade-transitioning .arcade-v2 .arcade-avatar{animation-name:arcade-glide-v2-rtl;}@keyframes arcade-glide-v2-rtl{0%{transform:translateX(0) scale(1);}40%{transform:translateX(-330px) translateY(-7px) scale(1.04);}48%{opacity:0;}49%{transform:translateX(120px) translateY(4px);opacity:0;}58%{opacity:1;}100%{transform:translateX(0) scale(1);}}@media (max-width:720px){.arcade-v2{border-radius:18px;}.arcade-v2 .arcade-heading{min-height:68px;padding:10px 12px;}.arcade-brand-mark{width:36px;height:36px;border-radius:11px;font-size:17px;}.arcade-v2 .arcade-heading h1{font-size:16px;}.arcade-mission{max-width:130px;}.arcade-mission b{font-size:12px;}.arcade-v2 .arcade-scene{height:116px;}.arcade-v2 .arcade-hud{grid-template-columns:auto 1fr;min-height:48px;padding:8px 11px;}.arcade-time{display:none;}.arcade-steps{gap:3px;}.arcade-steps i{height:6px;}.arcade-v2 .arcade-transition{inset:13px 50%;height:88px;width:78%;padding:12px;}.arcade-v2 .arcade-transition strong{font-size:15px;}.arcade-v2 .arcade-transition small{display:none;}.arcade-exam .study-question{min-height:330px;}}@media (prefers-reduced-motion:reduce){.arcade-exam.is-arcade-transitioning .arcade-v2 .arcade-avatar{animation:none;}}.arcade-v2 .arcade-avatar{inset:auto auto 0 7%;height:142px;}.arcade-v2 .arcade-avatar span{position:relative;display:block;width:100%;height:100%;overflow:hidden;}.arcade-v2 .arcade-avatar img{position:absolute;top:0;left:50%;display:block;width:auto;max-width:none;object-fit:initial;transform:translateX(-50%);}.arcade-student-name{position:absolute;z-index:2;left:50%;display:block;overflow:hidden;transform:translateX(-50%);color:#fff;font-family:var(--site-font-family);font-style:normal;font-weight:900;line-height:1;text-align:center;text-overflow:ellipsis;text-shadow:0 1px 2px rgba(0,0,0,.9);white-space:nowrap;}.arcade-avatar-girl .arcade-student-name{text-shadow:0 1px 2px rgba(106,20,64,.9);}.arcade-exam.is-complete .arcade-v2 .arcade-avatar{inset:auto auto 0 calc(100% - 122px);}@media (max-width:720px){.arcade-v2 .arcade-avatar{height:116px;}}.arcade-v2 .arcade-avatar{width:130px;}.arcade-v2 .arcade-avatar img{height:235px;}.arcade-student-name{top:81px;width:64px;font-size:12px;letter-spacing:-.02em;}.arcade-avatar-girl .arcade-student-name{top:71px;}@media (max-width:720px){.arcade-v2 .arcade-avatar{width:104px;}.arcade-v2 .arcade-avatar img{height:190px;}.arcade-student-name{top:66px;width:52px;font-size:12px;}.arcade-avatar-girl .arcade-student-name{top:58px;}}.lesson-page .arcade-exam{max-width:1100px;}.classroom-arcade{position:relative;z-index:10;margin:0 0 12px;overflow:hidden;border:1px solid color-mix(in srgb,var(--brand) 34%,var(--line));border-radius:24px;background:color-mix(in srgb,var(--card) 95%,var(--soft));box-shadow:0 22px 65px rgba(35,43,53,.12);}.classroom-arcade-header{display:grid;align-items:center;gap:13px;min-height:74px;padding:11px 16px;}.classroom-exit{display:grid;width:42px;height:42px;place-items:center;border:1px solid var(--line);border-radius:13px;background:var(--card);color:var(--text);font-size:21px;transition:transform .18s ease,border-color .18s ease;}.classroom-exit:hover{transform:translateX(-2px);border-color:var(--brand);}html[dir=rtl] .classroom-exit:hover{transform:translateX(2px);}.classroom-arcade .arcade-brand-lockup{min-width:0;}.classroom-arcade .arcade-brand-lockup h1{overflow:hidden;margin:0;font-size:21px;line-height:1.25;text-overflow:ellipsis;white-space:nowrap;}.classroom-arcade .arcade-brand-lockup small{color:var(--brand);font-size:12px;font-weight:900;letter-spacing:.17em;}.classroom-arcade .arcade-mission b{font-size:12px;}.classroom-arcade .arcade-hud{grid-template-columns:auto minmax(180px,1fr) auto;min-height:48px;padding:8px 16px;border-top:1px solid color-mix(in srgb,var(--line) 60%,transparent);background:var(--card);}.classroom-arcade .arcade-steps i{height:6px;}.classroom-arcade .arcade-transition{position:absolute;z-index:30;inset:0;display:flex;align-items:center;justify-content:center;gap:12px;border-radius:inherit;background:color-mix(in srgb,var(--card) 88%,transparent);color:var(--text);opacity:0;visibility:hidden;transform:scale(.98);backdrop-filter:blur(12px);transition:opacity .2s ease,transform .2s ease,visibility .2s;}.classroom-arcade .arcade-transition img{width:58px;height:58px;object-fit:contain;}.classroom-arcade .arcade-transition strong{font-size:21px;}.classroom-arcade .arcade-transition small{color:var(--muted);font-size:12px;}.arcade-exam.is-arcade-transitioning .classroom-arcade .arcade-transition{opacity:1;visibility:visible;transform:none;}.arcade-exam.is-arcade-transitioning .question-stage{opacity:.55;filter:blur(2px);pointer-events:none;}.arcade-exam>.session-bar{display:none;}.arcade-exam .question-stage{min-height:610px;}.arcade-exam .classroom-question{position:relative;min-height:610px;padding:0;overflow:hidden;border:1px solid color-mix(in srgb,var(--brand) 28%,var(--line));border-radius:26px;background:linear-gradient(#eef5f6 0 70%,#d6b889 70%);box-shadow:0 24px 70px rgba(35,43,53,.13);isolation:isolate;}.arcade-exam .classroom-question:before{display:none;}.classroom-wall{position:absolute;z-index:-2;inset:0 0 30%;overflow:hidden;background:linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(145deg,#e4f2f3,#f7f0df);background-size:72px 72px,72px 72px,auto;}.classroom-wall:after{position:absolute;inset:auto 0 0;height:14px;border-top:3px solid #a77c4f;background:#d8ab75;content:"";}.classroom-wall span{position:absolute;top:24px;left:50%;width:330px;height:128px;border:9px solid #7d583b;border-radius:5px;background:#315d52;box-shadow:0 8px 18px rgba(33,52,47,.12);transform:translateX(-50%);}.classroom-wall span:after{position:absolute;inset:15px;border:2px dashed rgba(255,255,255,.2);content:"";}.classroom-wall i{position:absolute;top:40px;width:62px;height:82px;border:7px solid #fff;background:linear-gradient(150deg,#ffbe0b,#fb5607);box-shadow:0 7px 14px rgba(35,43,53,.1);}.classroom-wall b{position:absolute;top:40px;width:62px;height:82px;border:7px solid #fff;box-shadow:0 7px 14px rgba(35,43,53,.1);}.classroom-wall i{left:4%;transform:rotate(-3deg);}.classroom-wall b{right:4%;background:linear-gradient(150deg,#3a86ff,#8338ec);transform:rotate(3deg);}.classroom-teacher,
.classroom-student{position:absolute;z-index:2;pointer-events:none;filter:drop-shadow(0 13px 13px rgba(25,38,49,.2));}.classroom-teacher{bottom:18px;left:20px;width:238px;height:520px;}.classroom-teacher img{width:100%;height:100%;object-fit:contain;object-position:center bottom;}.classroom-student{right:22px;bottom:12px;width:175px;height:350px;}.classroom-student>span{position:relative;display:block;width:100%;height:100%;overflow:hidden;}.classroom-student img{position:absolute;left:50%;bottom:0;width:auto;height:100%;max-width:none;transform:translateX(-50%);}.classroom-student .arcade-student-name{top:31%;width:78px;font-size:12px;}.classroom-student-girl .arcade-student-name{top:27%;}.teacher-question-bubble,
.student-answer-bubble{position:absolute;z-index:4;border:1px solid color-mix(in srgb,var(--brand) 28%,var(--line));background:rgba(255,255,255,.96);box-shadow:0 16px 40px rgba(35,43,53,.13);backdrop-filter:blur(10px);}.teacher-question-bubble{top:30px;left:250px;right:62px;min-height:145px;padding:25px 30px;border-radius:9px 26px 26px 26px;}.teacher-question-bubble:before{position:absolute;top:42px;left:-24px;width:32px;height:32px;border-bottom:1px solid color-mix(in srgb,var(--brand) 28%,var(--line));background:#fff;clip-path:polygon(100% 0,0 50%,100% 100%);content:"";}.teacher-question-bubble>small,
.student-answer-bubble>small{display:block;color:var(--brand);font-size:12px;font-weight:900;letter-spacing:.12em;}.teacher-question-bubble h2{max-width:none;margin:7px 0 0;font-size:clamp(20px,2.5vw,29px);line-height:1.42;}.teacher-question-bubble .question-language-toggle{position:absolute;top:14px;right:16px;margin:0;}.student-answer-bubble{left:250px;right:175px;bottom:31px;min-height:285px;padding:20px 24px 22px;border-radius:26px 26px 9px 26px;}.student-answer-bubble:after{position:absolute;right:-23px;bottom:72px;width:32px;height:32px;border-top:1px solid color-mix(in srgb,var(--brand) 28%,var(--line));background:#fff;clip-path:polygon(0 0,100% 50%,0 100%);content:"";}.student-answer-bubble .choices{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px;}.arcade-exam .student-answer-bubble .choices button{display:grid;grid-template-columns:34px minmax(0,1fr);align-items:center;gap:10px;min-height:70px;padding:10px 13px;border:1px solid color-mix(in srgb,var(--line) 85%,transparent);border-radius:15px;background:color-mix(in srgb,var(--card) 96%,var(--soft));color:var(--text);text-align:start;box-shadow:none;transition:transform .17s ease,border-color .17s ease,background .17s ease,box-shadow .17s ease;}.arcade-exam .student-answer-bubble .choices button>b{display:grid;width:32px;height:32px;place-items:center;border-radius:10px;background:color-mix(in srgb,var(--brand) 10%,var(--soft));color:var(--brand);font-size:12px;}.arcade-exam .student-answer-bubble .choices button:hover:not(:disabled){transform:translateY(-2px);border-color:var(--brand);box-shadow:0 8px 18px rgba(35,43,53,.08);}.arcade-exam .student-answer-bubble .choices button.selected{border-color:var(--brand);background:color-mix(in srgb,var(--brand) 9%,var(--card));box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 14%,transparent);}.arcade-exam .student-answer-bubble .choices button.selected>b{background:var(--brand);color:#fff;}.classroom-question.active .classroom-teacher{animation:teacher-talk 2.8s ease-in-out infinite;}.classroom-question.active .classroom-student{animation:student-listen 3.2s ease-in-out .2s infinite;}.classroom-question.active .teacher-question-bubble{animation:bubble-enter .42s cubic-bezier(.18,.8,.25,1.15) both;}.classroom-question.active .student-answer-bubble{animation:bubble-enter .42s .14s cubic-bezier(.18,.8,.25,1.15) both;}.arcade-exam.is-arcade-transitioning .classroom-question.active .classroom-teacher{animation:teacher-wave .9s ease-in-out infinite;}.arcade-exam.is-arcade-transitioning .classroom-question.active .classroom-student{animation:student-think .7s ease-in-out infinite alternate;}@keyframes teacher-talk{0%,100%{transform:translateY(0) rotate(0);}50%{transform:translateY(-5px) rotate(-.6deg);}}@keyframes student-listen{0%,100%{transform:translateY(0);}50%{transform:translateY(-4px);}}@keyframes bubble-enter{from{opacity:0;transform:translateY(12px) scale(.97);}to{opacity:1;transform:none;}}@keyframes teacher-wave{0%,100%{transform:translateY(0) rotate(-1deg);}50%{transform:translateY(-6px) rotate(1deg);}}@keyframes student-think{to{transform:translateY(-6px) rotate(.7deg);}}@media (max-width:720px){body.arcade-exam-page{height:100dvh;overflow:hidden;background:#eaf3f4;}.arcade-exam-page>.topbar,
  .arcade-exam-page>.footer{display:none;}.arcade-exam-page .notification-center{z-index:200;}.arcade-exam-page .lesson-page{width:100%;height:100dvh;margin:0;padding:0;overflow:hidden;}.arcade-exam-page .lesson-page>.back,
  .arcade-exam-page .lesson-page>.study-notice,
  .arcade-exam-page .lesson-mode-page-nav{display:none;}.arcade-exam-page .arcade-exam{display:grid;height:100dvh;max-width:none;}.classroom-arcade{margin:0;border:0;border-bottom:1px solid var(--line);border-radius:0;box-shadow:0 6px 24px rgba(35,43,53,.08);}.classroom-arcade-header{min-height:66px;padding:9px 11px;gap:10px;}.classroom-exit{width:40px;height:40px;border-radius:12px;}.classroom-arcade .arcade-brand-mark{width:38px;height:38px;border-radius:11px;font-size:18px;}.classroom-arcade .arcade-brand-lockup{gap:9px;}.classroom-arcade .arcade-brand-lockup h1{font-size:17px;}.classroom-arcade .arcade-brand-lockup small{font-size:12px;}.classroom-arcade .arcade-mission{max-width:98px;}.classroom-arcade .arcade-mission small{font-size:12px;}.classroom-arcade .arcade-mission b{font-size:12px;line-height:1.35;}.classroom-arcade .arcade-hud{grid-template-columns:auto minmax(0,1fr);min-height:43px;padding:7px 11px;gap:11px;}.classroom-arcade .arcade-time{display:none;}.classroom-arcade .arcade-counter small{font-size:12px;}.classroom-arcade .arcade-counter b{font-size:14px;}.classroom-arcade .arcade-steps{gap:3px;}.classroom-arcade .arcade-steps i{height:6px;}.classroom-arcade .arcade-transition{border-radius:0;}.classroom-arcade .arcade-transition img{width:46px;height:46px;}.classroom-arcade .arcade-transition strong{font-size:18px;}.classroom-arcade .arcade-transition small{display:none;}.arcade-exam .question-stage{overflow:hidden;}.arcade-exam .classroom-question{height:100%;min-height:0;border:0;border-radius:0;box-shadow:none;}.classroom-wall{background-size:52px 52px,52px 52px,auto;}.classroom-wall span{border-width:6px;}.classroom-wall i,
  .classroom-wall b{width:38px;height:54px;border-width:4px;}.classroom-student .arcade-student-name{top:31%;width:48px;font-size:12px;}.classroom-student-girl .arcade-student-name{top:27%;}.teacher-question-bubble>small{font-size:12px;}.teacher-question-bubble h2{margin-top:6px;}.teacher-question-bubble .question-language-toggle{top:8px;right:8px;height:28px;padding:4px 9px;font-size:12px;}.student-answer-bubble:after{width:23px;height:25px;}.student-answer-bubble>small{font-size:12px;}.student-answer-bubble .choices{grid-template-columns:1fr;margin-top:7px;overscroll-behavior:contain;scrollbar-width:thin;}.arcade-exam .student-answer-bubble .choices button{grid-template-columns:30px minmax(0,1fr);gap:8px;border-radius:12px;line-height:1.4;}.arcade-exam .student-answer-bubble .choices button>b{border-radius:8px;font-size:12px;}.arcade-exam>.session-nav{position:relative;z-index:20;height:58px;margin:0;padding:6px 10px;border-top:1px solid var(--line);background:var(--card);box-shadow:0 -5px 20px rgba(35,43,53,.08);}.arcade-exam>.session-nav button{min-width:94px;min-height:44px;padding:8px 27px;font-size:12px;}.arcade-exam .session-result{height:100%;overflow:auto;border:0;border-radius:0;box-shadow:none;}.arcade-exam.is-complete>.session-nav{display:none;}}@media (max-width:360px){.classroom-arcade-header{grid-template-columns:auto minmax(0,1fr);min-height:62px;}.classroom-arcade .arcade-mission{display:none;}.classroom-arcade .arcade-brand-lockup h1{font-size:16px;}.classroom-teacher{left:-29px;}.teacher-question-bubble{left:96px;max-height:158px;}.classroom-student{height:183px;}.student-answer-bubble{max-height:278px;}.arcade-exam>.session-nav{justify-content:space-between;gap:6px;}.arcade-exam>.session-nav button{min-width:86px;padding-inline:21px;}}@media (max-width:720px) and (max-height:700px){.classroom-arcade-header{min-height:58px;}.classroom-arcade .arcade-hud{min-height:38px;}.classroom-teacher{bottom:calc(25% - 8px);height:230px;}.teacher-question-bubble{max-height:132px;}.teacher-question-bubble h2{font-size:17px;}.student-answer-bubble{max-height:248px;}.student-answer-bubble .choices{max-height:205px;}.arcade-exam .student-answer-bubble .choices button{min-height:40px;padding-block:5px;font-size:12px;}.arcade-exam>.session-nav{height:53px;}.arcade-exam>.session-nav button{min-height:40px;}}@media (max-width:720px) and (orientation:landscape){.arcade-exam-page .arcade-exam{grid-template-columns:140px minmax(0,1fr);grid-template-rows:minmax(0,1fr) 48px;}.classroom-arcade{grid-row:1/3;display:flex;flex-direction:column;border-right:1px solid var(--line);border-bottom:0;}.classroom-arcade-header{display:flex;flex-direction:column;align-items:flex-start;}.classroom-arcade .arcade-mission{display:none;}.classroom-arcade .arcade-hud{width:100%;grid-template-columns:1fr;}.classroom-arcade .arcade-steps{grid-template-columns:repeat(2,1fr);}.classroom-arcade .arcade-transition{flex-direction:column;}.arcade-exam .question-stage{grid-column:2;}.arcade-exam>.session-nav{grid-column:2;}.classroom-teacher{height:210px;}.student-answer-bubble{max-height:190px;}.student-answer-bubble .choices{grid-template-columns:1fr 1fr;max-height:150px;}.arcade-exam .student-answer-bubble .choices button{min-height:54px;}}@media (prefers-reduced-motion:reduce){.classroom-question.active .classroom-teacher,
  .classroom-question.active .classroom-student,
  .classroom-question.active .teacher-question-bubble,
  .classroom-question.active .student-answer-bubble{animation:none;}}.question-diagram{display:grid;min-width:0;margin:12px auto 0;place-items:center;}.question-diagram img{display:block;width:min(100%,360px);max-height:190px;border:1px solid color-mix(in srgb,var(--brand) 18%,var(--line));border-radius:16px;background:#fff;object-fit:contain;box-shadow:0 8px 20px rgba(35,43,53,.08);}.teacher-question-bubble.has-question-media{display:grid;grid-template-columns:minmax(0,1fr) minmax(170px,250px);grid-template-rows:auto 1fr;align-items:center;gap:5px 16px;}.teacher-question-bubble.has-question-media>small,
.teacher-question-bubble.has-question-media>h2{grid-column:1;}.teacher-question-bubble.has-question-media>small{align-self:end;}.teacher-question-bubble.has-question-media>h2{align-self:start;}.teacher-question-bubble.has-question-media .question-diagram{grid-column:2;grid-row:1/3;margin:0;}.teacher-question-bubble.has-question-media .question-diagram img{max-height:150px;}@media (max-width:720px){.teacher-question-bubble.has-question-media{grid-template-columns:minmax(0,1fr) 92px;gap:8px;}.teacher-question-bubble.has-question-media h2{font-size:clamp(14px,4.2vw,18px);line-height:1.3;}.teacher-question-bubble.has-question-media .question-diagram img{max-height:96px;border-radius:10px;}.study-question:not(.classroom-question) .question-diagram img{max-height:150px;}}.classroom-arcade-header{grid-template-columns:auto minmax(0,1fr);}.classroom-brand-logo{overflow:hidden;border:1px solid color-mix(in srgb,var(--brand) 22%,var(--line));background:var(--card);box-shadow:0 7px 18px rgba(35,43,53,.1);}.classroom-brand-logo img{display:block;width:100%;height:100%;padding:3px;object-fit:contain;}.teacher-question-bubble{scrollbar-width:none;}.teacher-question-bubble::-webkit-scrollbar{display:none;}.classroom-teacher:after,
.classroom-student:after{position:absolute;z-index:-1;right:18%;bottom:0;left:18%;height:13px;border-radius:50%;background:rgba(66,48,31,.2);filter:blur(4px);content:"";}@media (max-width:720px){.classroom-arcade-header{grid-template-columns:auto minmax(0,1fr);}.classroom-brand-logo img{padding:2px;}}@media (max-width:720px) and (max-height:700px){.student-answer-bubble{bottom:60px;}}.student-answer-bubble>header{display:flex;align-items:center;justify-content:space-between;gap:12px;}.classroom-student-label{overflow:hidden;color:var(--brand);font-size:12px;font-weight:900;line-height:1.3;text-overflow:ellipsis;white-space:nowrap;}.classroom-auto-next{display:none;color:var(--muted);font-size:12px;font-weight:850;letter-spacing:.08em;}.classroom-auto-next i{font-style:normal;color:var(--brand);}@media (max-width:720px){.arcade-exam-page .arcade-exam{grid-template-rows:auto minmax(0,1fr);}.arcade-exam>.session-nav{display:none;}.arcade-exam .question-stage{grid-row:2;height:100%;min-height:0;}.arcade-exam .classroom-question{background:linear-gradient(to bottom,#e8f3f7 0 50%,#fff0f5 50% 100%);}.classroom-wall{inset:0;background:none;}.classroom-wall:before{position:absolute;inset:50% 0 auto;height:4px;background:linear-gradient(90deg,transparent,var(--line),transparent);content:"";opacity:.55;}.classroom-wall:after{display:none;}.classroom-wall span{top:20px;left:23%;width:42%;height:74px;opacity:.38;}.classroom-wall i{top:18px;left:5%;opacity:.65;}.classroom-wall b{top:calc(50% + 18px);right:5%;opacity:.35;}.classroom-teacher{top:auto;right:-26px;bottom:50%;left:auto;width:138px;height:240px;transform-origin:center bottom;}.classroom-teacher-female img{transform:scaleX(-1);}.teacher-question-bubble{top:16px;right:92px;left:10px;min-height:0;max-height:calc(50% - 30px);padding:28px 14px 14px 16px;overflow:auto;border-radius:18px 7px 18px 18px;}.teacher-question-bubble:before{top:43px;right:-17px;left:auto;width:23px;height:26px;clip-path:polygon(0 0,100% 50%,0 100%);}.teacher-question-bubble h2{font-size:clamp(18px,5.7vw,23px);line-height:1.38;}.classroom-student{right:-12px;bottom:0;width:100px;height:calc(50% - 12px);}.classroom-student .arcade-student-name{display:none;}.student-answer-bubble{top:calc(50% + 13px);right:72px;bottom:12px;left:10px;min-height:0;max-height:none;padding:12px;border-radius:18px 18px 7px 18px;}.student-answer-bubble:after{right:-16px;bottom:54px;}.student-answer-bubble>header{height:22px;}.classroom-student-label{font-size:12px;}.classroom-auto-next{display:inline-flex;align-items:center;gap:4px;}.student-answer-bubble .choices{display:grid;height:calc(100% - 29px);max-height:none;grid-template-rows:repeat(4,minmax(0,1fr));gap:6px;overflow:visible;}.arcade-exam .student-answer-bubble .choices button{min-height:0;height:100%;padding:5px 8px;font-size:12px;}.arcade-exam .student-answer-bubble .choices button>b{width:28px;height:28px;}.classroom-question.active .teacher-question-bubble{animation:question-from-left .46s cubic-bezier(.18,.8,.25,1.15) both;}.classroom-question.active .student-answer-bubble{animation:answers-from-left .46s .13s cubic-bezier(.18,.8,.25,1.15) both;}.classroom-question.active .classroom-teacher{animation:teacher-look-in 3s ease-in-out infinite;}.classroom-question.active .classroom-student{animation:student-ready 2.8s .15s ease-in-out infinite;}.arcade-exam.is-arcade-transitioning .classroom-question.active .classroom-teacher{animation:teacher-confirm .65s ease-in-out infinite alternate;}.arcade-exam.is-arcade-transitioning .classroom-question.active .classroom-student{animation:student-confirm .65s ease-in-out infinite alternate;}.arcade-exam.is-complete{grid-template-rows:auto minmax(0,1fr);}@keyframes question-from-left{from{opacity:0;transform:translateX(-18px) scale(.97);}to{opacity:1;transform:none;}}@keyframes answers-from-left{from{opacity:0;transform:translateX(-18px) translateY(8px) scale(.97);}to{opacity:1;transform:none;}}@keyframes teacher-look-in{0%,100%{transform:translateY(0) rotate(0);}50%{transform:translateY(-5px) rotate(.7deg);}}@keyframes student-ready{0%,100%{transform:translateY(0);}50%{transform:translateY(-4px);}}@keyframes teacher-confirm{to{transform:translateY(-6px) rotate(-1deg);}}@keyframes student-confirm{to{transform:translateY(-6px) scale(1.02);}}}@media (max-width:360px){.classroom-teacher{right:-31px;width:130px;height:225px;}.teacher-question-bubble{right:84px;}.classroom-student{right:-15px;width:94px;}.student-answer-bubble{right:66px;}.teacher-question-bubble h2{font-size:18px;}.arcade-exam .student-answer-bubble .choices button{font-size:12px;}}@media (max-width:720px) and (max-height:590px){.classroom-teacher{height:202px;}.teacher-question-bubble{top:10px;max-height:calc(50% - 18px);}.teacher-question-bubble h2{font-size:16px;}.student-answer-bubble{top:calc(50% + 8px);bottom:8px;}.student-answer-bubble>header{height:19px;}.classroom-student-label{font-size:12px;}.arcade-exam .student-answer-bubble .choices button{font-size:12px;}}@media (max-width:720px) and (orientation:portrait){.classroom-teacher{right:clamp(-32px,-7vw,-20px);width:clamp(145px,43vw,188px);height:clamp(250px,40dvh,310px);}.classroom-student{width:clamp(92px,29vw,122px);}}@media (max-width:360px) and (orientation:portrait){.classroom-teacher{right:-28px;bottom:calc(50% - 18px);width:150px;height:270px;}.classroom-student{width:90px;}}@media (max-width:720px) and (max-height:590px) and (orientation:portrait){.classroom-teacher{height:225px;}}.admin-controls-panel{display:flex;flex-wrap:wrap;gap:.7rem;align-items:center;padding:1rem;margin:1rem 0;border:1px solid color-mix(in srgb,var(--border-color,#9aa) 65%,transparent);border-radius:1rem;background:color-mix(in srgb,var(--surface,#fff) 92%,transparent);}.admin-controls-panel input,.admin-controls-panel select{min-height:2.5rem;padding:.45rem .7rem;border:1px solid #9aa;border-radius:.6rem;flex:1 1 10rem;}.admin-controls-panel button{min-height:2.5rem;padding:.45rem 1rem;border:0;border-radius:.6rem;background:#0d6b52;color:#fff;cursor:pointer;}.admin-controls-panel label{padding:.35rem .6rem;border-radius:.5rem;background:color-mix(in srgb,#0d6b52 10%,transparent);}}@layer promotions{.announcement-heading{margin:24px 0;}.announcement-heading h1{margin:5px 0 10px;font-size:clamp(26px,4vw,38px);color:var(--heading);}.announcement-heading p{max-width:720px;color:var(--muted);line-height:1.8;}.announcement-admin-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(220px,1fr);gap:20px;align-items:start;}.announcement-form{display:grid;gap:14px;margin-top:20px;}.announcement-form label{display:grid;gap:6px;color:var(--heading);font-size:14px;}.announcement-form :is(input:not([type="checkbox"]),select){min-width:0;width:100%;min-height:44px;padding:10px;border:1px solid var(--line);border-radius:10px;background:var(--soft);color:var(--text);font:inherit;}.announcement-form small, .announcement-preview p{color:var(--muted);font-size:13px;line-height:1.8;}.announcement-form .announcement-publish{display:flex;align-items:center;gap:8px;min-height:44px;}.announcement-publish input{width:20px;height:20px;accent-color:var(--brand);}.announcement-form .dashboard-button{justify-self:start;}.announcement-preview > img{display:block;width:100%;max-height:240px;object-fit:contain;margin:16px 0;border-radius:14px;}.announcement-preview h3{font-size:16px;overflow-wrap:anywhere;}.announcement-preview .dashboard-plan-status{margin-top:12px;}.announcement-admin :is(input,select,button,a):focus-visible{outline:2px solid var(--heading);outline-offset:3px;}.student-announcement{position:fixed;z-index:850;right:18px;bottom:84px;width:238px;overflow:visible;border:1px solid color-mix(in srgb,var(--brand) 36%,var(--line));border-radius:22px;background:var(--card);color:var(--heading);box-shadow:0 18px 48px rgba(30,20,35,.19);touch-action:none;user-select:none;cursor:grab;isolation:isolate;}.student-announcement::before{content:"";position:absolute;z-index:-1;inset:-4px;border-radius:25px;background:linear-gradient(135deg,#72d8f5,#ff85b4 52%,#ffd86f);opacity:.78;filter:blur(8px);}.student-announcement.is-competition::before{background:linear-gradient(135deg,#ffd45d,#ff8a65 52%,#7adcf5);}.student-announcement[hidden], .dashboard-widget-setting[hidden]{display:none;}.announcement-content{display:grid;gap:10px;padding:11px;overflow:hidden;border-radius:21px;background:linear-gradient(160deg,color-mix(in srgb,var(--card) 94%,#fff),color-mix(in srgb,var(--brand-soft) 15%,var(--card)));color:inherit;text-decoration:none;cursor:inherit;}.student-announcement a.announcement-content{cursor:pointer;}.announcement-topline{display:flex;align-items:center;justify-content:space-between;gap:7px;padding-inline-end:15px;}.announcement-kind{display:inline-flex;align-items:center;gap:5px;padding:5px 8px;border-radius:999px;background:linear-gradient(135deg,#ff4f91,#ff7ab0);color:#fff;font-size:10px;font-weight:850;box-shadow:0 5px 14px rgba(225,56,121,.2);}.announcement-kind::before{content:"✦";font-size:9px;}.is-competition .announcement-kind{background:linear-gradient(135deg,#f39a28,#f35f5f);}.announcement-limited{color:var(--muted);font-size:9px;font-weight:700;white-space:nowrap;}.announcement-media{display:block;position:relative;overflow:hidden;border-radius:14px;background:var(--soft);}.announcement-media::after{content:"";position:absolute;inset:0;border:1px solid rgba(255,255,255,.5);border-radius:inherit;pointer-events:none;}.announcement-content img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:inherit;pointer-events:none;box-shadow:none;filter:none;transition:transform .28s ease;}.announcement-copy{display:grid;gap:8px;padding:0 3px 2px;}.announcement-copy strong{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--heading);font-size:14px;line-height:1.55;overflow-wrap:anywhere;}.announcement-copy small{display:flex;align-items:center;justify-content:space-between;gap:8px;color:var(--brand-dark);font-size:11px;font-weight:850;}.announcement-content:hover img{transform:scale(1.045);}.announcement-content:hover .announcement-copy small{color:var(--heading);}.announcement-dismiss{position:absolute;z-index:2;inset-inline-end:-10px;top:-11px;width:34px;height:34px;display:grid;place-items:center;padding:0;border:1px solid var(--line);border-radius:50%;background:var(--card);color:var(--heading);font-size:21px;cursor:pointer;box-shadow:0 6px 18px rgba(20,30,38,.16);line-height:1;}.announcement-content:focus-visible, .announcement-dismiss:focus-visible{outline:2px solid var(--heading);outline-offset:3px;}.student-announcement.is-dragging{cursor:grabbing;opacity:.88;box-shadow:0 22px 60px rgba(20,30,38,.24);}.announcement-trash[hidden], .announcement-undo[hidden]{display:none;}.announcement-trash{position:fixed;z-index:910;bottom:max(18px,env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);display:grid;justify-items:center;gap:8px;max-width:calc(100vw - 24px);pointer-events:none;}.announcement-trash-target{display:grid;place-items:center;width:64px;height:64px;border:2px solid var(--danger);border-radius:50%;background:var(--card);color:var(--danger);transition:transform .15s ease,background-color .15s ease;}.announcement-trash-target svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.announcement-trash > span:last-child{padding:4px 10px;border-radius:8px;background:var(--card);color:var(--text);font-size:12px;white-space:nowrap;}.announcement-trash.is-drop-ready .announcement-trash-target{transform:scale(1.1);background:color-mix(in srgb,var(--danger) 18%,var(--card));}.announcement-undo{position:fixed;z-index:930;bottom:max(18px,env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:12px;width:max-content;max-width:calc(100vw - 24px);padding:6px 12px;border:1px solid var(--line);border-radius:14px;background:var(--card);color:var(--text);font-size:12px;}.announcement-undo button{min-width:44px;min-height:44px;padding:0 6px;border:0;background:transparent;color:var(--brand-dark);font-weight:700;cursor:pointer;}@media (max-width:720px){.announcement-admin-grid{grid-template-columns:minmax(0,1fr);}.student-announcement{width:min(196px,calc(100vw - 28px));right:14px;bottom:74px;border-radius:19px;}.announcement-content{gap:8px;padding:9px;border-radius:18px;}.announcement-copy strong{font-size:12px;}.announcement-limited{display:none;}}}@layer components{.lesson-welcome-open{overflow:hidden;}.question-reference{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:12px 0 18px;padding:8px 10px;border:1px solid color-mix(in srgb,var(--line) 78%,#e9bb37);border-radius:12px;background:color-mix(in srgb,var(--card) 94%,#e9bb37 6%);font-size:12px;}.question-reference>span{display:flex;align-items:center;gap:8px;margin-inline-end:auto;}.question-reference small{color:var(--muted);font-weight:700;letter-spacing:.05em;}.question-reference code,.admin-question-reference code{direction:ltr;unicode-bidi:isolate;font:800 13px/1.2 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.045em;color:var(--text);}.question-reference button,.admin-question-reference button{min-height:34px;padding:6px 11px;border:1px solid var(--line);border-radius:9px;background:var(--card);color:var(--text);font:inherit;font-weight:750;cursor:pointer;}.question-reference button[data-report-question]{border-color:color-mix(in srgb,#d84d5d 42%,var(--line));color:#bd3446;}.question-reference button:hover,.admin-question-reference button:hover{transform:translateY(-1px);border-color:#e1b330;}.admin-question-reference{display:flex;align-items:center;gap:10px;margin:0 0 14px;padding:9px 12px;border:1px dashed var(--line);border-radius:10px;background:color-mix(in srgb,var(--card) 96%,#e9bb37 4%);}.admin-question-reference>span{color:var(--muted);font-size:12px;}.admin-question-reference code{margin-inline-end:auto;}.question-report-dialog{position:absolute;width:min(340px,calc(100% - 28px));max-width:340px;margin:0;padding:0;border:0;border-radius:18px;background:transparent;color:var(--text);z-index:30;}.question-report-dialog::backdrop{background:transparent;}.question-report-card{position:relative;display:grid;gap:11px;padding:20px;border:1px solid var(--line);border-radius:18px;background:var(--card);box-shadow:0 14px 38px rgba(0,0,0,.2);}.question-report-card>small,.question-report-card h2,.question-report-card p{margin:0;}.question-report-card>small{display:grid;gap:3px;color:#b58400;font-weight:800;letter-spacing:.08em;}.question-report-card h2{display:grid;gap:3px;padding-inline-end:34px;font-size:21px;line-height:1.25;}.question-report-card h2 span,.question-report-card>small span{display:block;}.question-report-card p{color:var(--muted);line-height:1.4;}.question-report-reference{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:9px 0;border-block:1px solid color-mix(in srgb,var(--line) 70%,transparent);}.question-report-reference>span{display:grid;gap:2px;min-width:0;}.question-report-reference b{font-size:12px;color:var(--text);}.question-report-reference small{font-size:11px;}.question-report-card>p code{direction:ltr;unicode-bidi:isolate;font-weight:800;color:var(--text);white-space:nowrap;}.question-report-card label{display:grid;gap:6px;font-weight:700;}.question-report-card label>span{display:grid;gap:2px;font-size:12px;line-height:1.35;}.question-report-card select,.question-report-card textarea{width:100%;box-sizing:border-box;border:1px solid var(--line);border-radius:11px;background:var(--bg);color:var(--text);padding:10px;font:inherit;}.question-report-card select{appearance:none;padding-inline-end:38px;background-image:linear-gradient(45deg,transparent 50%,currentColor 50%),linear-gradient(135deg,currentColor 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 12px) 50%;background-size:6px 6px,6px 6px;background-repeat:no-repeat;cursor:pointer;}.question-report-card textarea{min-height:76px;resize:vertical;}.question-report-card>[type="submit"]{display:flex;justify-content:center;gap:8px;}.question-report-close{position:absolute;inset-block-start:12px;inset-inline-end:12px;display:grid;place-items:center;width:34px;height:34px;padding:0;border:1px solid var(--line);border-radius:50%;background:var(--bg);color:var(--text);font:700 21px/1 Arial,sans-serif;cursor:pointer;}.question-report-status{min-height:18px;color:var(--success,#16845f);font-weight:700;}.report-select{position:relative;}.report-select-trigger{width:100%;min-height:45px;padding:10px 38px 10px 12px;border:1px solid var(--line);border-radius:11px;background:var(--bg);color:var(--text);font:inherit;font-weight:700;text-align:start;cursor:pointer;}.report-select-trigger::after{content:"";position:absolute;inset-inline-end:15px;top:18px;width:7px;height:7px;border-inline-end:2px solid currentColor;border-block-end:2px solid currentColor;transform:rotate(45deg);pointer-events:none;}.report-select-menu{position:absolute;z-index:5;inset-inline:0;top:calc(100% + 5px);display:grid;gap:3px;padding:6px;border:1px solid var(--line);border-radius:12px;background:var(--card);box-shadow:0 12px 30px rgba(0,0,0,.18);}.report-select-option{width:100%;padding:9px 10px;border:0;border-radius:8px;background:transparent;color:var(--text);font:inherit;line-height:1.35;text-align:start;white-space:normal;cursor:pointer;}.report-select-option:hover,.report-select-option[aria-selected="true"]{background:color-mix(in srgb,#e1b330 18%,var(--card));}.question-report-card [lang="ar"],.question-report-card [lang="en"]{display:block;}.exam-share-section{display:grid;grid-template-columns:minmax(280px,.9fr) minmax(320px,1.1fr);gap:20px;margin-top:24px;padding:20px;border:1px solid color-mix(in srgb,var(--line) 65%,#dfb735);border-radius:24px;background:color-mix(in srgb,var(--card) 96%,#dfb735 4%);}.exam-share-preview{--share-gold:#f2ca4d;position:relative;isolation:isolate;overflow:hidden;min-height:420px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;text-align:center;padding:30px 28px 26px;border:1px solid rgba(242,202,77,.62);border-radius:24px;background:radial-gradient(circle at 14% 12%,rgba(89,195,228,.26),transparent 30%),radial-gradient(circle at 86% 76%,rgba(242,202,77,.18),transparent 31%),linear-gradient(145deg,#174e6c 0%,#0c3149 48%,#071b2d 100%);color:#fff;box-shadow:0 24px 52px rgba(7,28,43,.4),inset 0 1px 0 rgba(255,255,255,.13);}.exam-share-preview::before{content:"";position:absolute;z-index:-1;inset:0;background:radial-gradient(circle at 9% 80%,rgba(255,255,255,.07) 0 2px,transparent 3px),radial-gradient(circle at 92% 20%,rgba(255,255,255,.08) 0 3px,transparent 4px),linear-gradient(120deg,transparent 0 46%,rgba(255,255,255,.035) 46% 47%,transparent 47% 100%);background-size:44px 44px,62px 62px,100% 100%;pointer-events:none;}.exam-share-preview::after{content:"";position:absolute;inset:11px;border:1px solid rgba(242,202,77,.48);border-radius:17px;pointer-events:none;}.exam-share-preview,.exam-share-preview :is(header,b,small,div,h3,span,strong,p,em){color:#fff;text-shadow:none;}.exam-share-preview header{position:static;display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:13px;padding:8px 14px 8px 9px;border:1px solid rgba(255,255,255,.18);border-radius:16px;background:rgba(255,255,255,.07);box-shadow:0 8px 22px rgba(2,18,29,.22);}.exam-share-preview header img{width:48px;height:48px;object-fit:contain;border-radius:12px;background:rgba(255,255,255,.97);padding:3px;box-shadow:0 5px 16px rgba(3,16,26,.38);}.exam-share-brand-copy{display:grid;justify-items:start;gap:2px;line-height:1;direction:ltr;}.exam-share-preview header b{font-size:25px;font-weight:900;line-height:1.05;direction:rtl;}.exam-share-preview header small{color:#fff;font-size:10px;font-weight:800;line-height:1;letter-spacing:.25em;opacity:.92;}.exam-share-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:5px 11px;border:1px solid rgba(242,202,77,.28);border-radius:999px;background:rgba(242,202,77,.1);color:var(--share-gold)!important;font-size:9px;font-weight:850;letter-spacing:.08em;}.exam-share-eyebrow small{color:inherit!important;font-size:inherit;letter-spacing:.13em;}.exam-share-preview h3{width:min(100%,390px);display:grid;gap:4px;margin:13px 0 10px;padding:12px 12px;border-block:1px solid rgba(255,255,255,.12);max-width:100%;}.exam-share-preview h3 span:first-child{font-size:25px;font-weight:850;line-height:1.25;}.exam-share-preview h3 span:last-child{font-size:14px;color:#d2e7f1;font-weight:650;letter-spacing:.035em;}.exam-share-preview strong{width:142px;height:142px;display:grid;place-items:center;margin:3px 0;border:1px solid rgba(242,202,77,.62);border-radius:50%;background:radial-gradient(circle at 50% 38%,rgba(242,202,77,.18),rgba(242,202,77,.06) 58%,rgba(2,20,32,.2) 59%);color:var(--share-gold);font-size:70px;line-height:1;font-variant-numeric:tabular-nums;text-shadow:0 8px 28px rgba(242,202,77,.25);box-shadow:0 0 0 7px rgba(242,202,77,.07),0 16px 36px rgba(1,15,25,.28);}.exam-share-preview p{display:flex;flex-direction:column;gap:2px;margin:11px 0 0;padding:7px 14px;border:1px solid rgba(255,255,255,.12);border-radius:999px;background:rgba(255,255,255,.065);color:#fff;font-size:13px;font-weight:750;}.exam-share-preview p span:last-child{color:#d2e7f1;font-size:11px;}.exam-share-preview em{font-style:normal;margin-top:9px;padding:6px 15px;border-radius:999px;background:rgba(255,255,255,.13);font-weight:800;}.exam-share-site{margin-top:12px;color:#fff!important;font-size:11px;font-weight:800;letter-spacing:.16em;opacity:.86;}.exam-share-controls{display:flex;flex-direction:column;justify-content:center;gap:16px;}.exam-share-controls h3{margin:4px 0;font-size:24px;color:var(--heading);}.exam-share-controls p{margin:0;color:var(--muted);}.exam-share-controls>div>small{color:var(--heading);font-weight:800;letter-spacing:.08em;opacity:.75;}.exam-share-name{display:flex;align-items:center;gap:10px;padding:13px;border:1px solid var(--line);border-radius:13px;background:var(--card);color:var(--text);font-weight:750;cursor:pointer;}.exam-share-name input{inline-size:19px;block-size:19px;accent-color:#16845f;}.exam-share-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;}.exam-share-actions button{min-height:48px;padding:10px;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--heading);font-weight:800;cursor:pointer;}.exam-share-actions button:first-child{background:#16845f;border-color:#16845f;color:#fff;}.exam-share-actions button:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(0,0,0,.1);}.exam-share-actions button:disabled{opacity:.58;cursor:wait;}.exam-share-controls>[data-share-status]{min-height:22px;color:#16845f;font-weight:750;}.shared-result-page{min-height:65vh;display:grid;place-items:center;padding-block:38px;}.shared-result-verified{width:min(720px,100%);text-align:center;padding:clamp(24px,5vw,50px);border:1px solid var(--line);border-radius:28px;background:var(--card);box-shadow:0 24px 70px rgba(0,0,0,.12);}.shared-result-verified>small{color:#16845f;font-weight:850;letter-spacing:.08em;}.shared-result-verified h1{margin:10px 0;}.shared-result-verified strong{display:block;margin:12px 0;font-size:clamp(72px,15vw,120px);line-height:1;color:#16845f;}.shared-result-verified .verified-mark{display:inline-flex;align-items:center;gap:7px;margin-top:16px;padding:9px 14px;border-radius:999px;background:#e5f6ef;color:#096d4b;font-weight:800;}.question-report-admin-list{display:grid;gap:12px;margin-bottom:28px;}.question-report-admin-card{align-items:flex-start;}.question-report-admin-card>div{flex:1;}.question-report-admin-card p,.question-report-admin-card h3{margin:4px 0;}.question-report-admin-card code{direction:ltr;unicode-bidi:isolate;font-weight:850;}.question-report-admin-card.is-open{border-inline-start:4px solid #e4ad18;}.question-report-admin-card.is-resolved{opacity:.68;}.qa-admin-card.is-question-archived{opacity:.68;border-style:dashed;}.question-archived-badge{color:#b26d00;font-weight:800;}@media (max-width:760px){.exam-share-section{grid-template-columns:1fr;padding:12px;}.exam-share-preview{min-height:300px;}.exam-share-actions{grid-template-columns:1fr;}.question-reference{align-items:stretch;}.question-reference>span{width:100%;}.question-reference button{flex:1;}.admin-question-reference{flex-wrap:wrap;}.admin-question-reference code{margin-inline-end:0;}.admin-question-reference button{margin-inline-start:auto;}.question-report-card{padding:24px 18px;}.question-report-admin-card{display:grid;}}.exam-share-preview header.exam-share-wordmark{min-width:176px;padding:11px 24px;margin-bottom:13px;}.exam-share-preview .exam-share-wordmark .exam-share-brand-copy{justify-items:center;gap:4px;}.exam-share-preview .exam-share-wordmark b{color:#fff!important;font-size:29px;line-height:1;}.exam-share-preview .exam-share-wordmark small{color:#fff!important;font-size:10px;letter-spacing:.28em;opacity:1;}.exam-share-preview>strong{width:158px;height:158px;border-width:2px;font-size:60px;letter-spacing:-.045em;box-shadow:0 0 0 8px rgba(242,202,77,.075),0 18px 40px rgba(1,15,25,.3),inset 0 0 30px rgba(242,202,77,.065);}.exam-share-section--compact{width:min(500px,calc(100% - 24px));grid-template-columns:1fr;gap:12px;justify-items:stretch;margin-inline:auto;padding:20px;}.exam-share-compact-actions{position:relative;display:flex;align-items:center;justify-content:center;gap:10px;}.exam-share-compact-actions button{width:44px;height:44px;display:grid;place-items:center;padding:0;border:1px solid var(--line);border-radius:13px;background:var(--card);color:var(--heading);cursor:pointer;box-shadow:0 7px 18px rgba(20,32,40,.09);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}.exam-share-compact-actions button:first-child{background:var(--heading);border-color:var(--heading);color:var(--card);}.exam-share-compact-actions button:hover{transform:translateY(-2px);border-color:var(--brand);box-shadow:0 10px 24px color-mix(in srgb,var(--brand) 15%,transparent);}.exam-share-compact-actions button:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 28%,transparent);outline-offset:3px;}.exam-share-compact-actions button:disabled{opacity:.55;cursor:wait;transform:none;}.exam-share-compact-actions svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}.exam-share-compact-status{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important;}@media (max-width:600px){.exam-share-section--compact{width:calc(100% - 20px);padding:12px;}.exam-share-compact-actions button{width:42px;height:42px;}}.error-page{min-height:clamp(500px,calc(100svh - 220px),690px);display:grid;place-items:center;padding-block:clamp(34px,7vw,82px);text-align:center;}.error-state-card{position:relative;isolation:isolate;width:min(720px,100%);overflow:hidden;padding:clamp(30px,6vw,58px);border:1px solid color-mix(in srgb,var(--line) 76%,var(--brand));border-radius:30px;background:radial-gradient(circle at 12% 8%,color-mix(in srgb,var(--brand) 12%,transparent),transparent 32%),radial-gradient(circle at 90% 88%,color-mix(in srgb,var(--accent) 15%,transparent),transparent 34%),color-mix(in srgb,var(--card) 97%,var(--brand) 3%);box-shadow:0 26px 70px rgba(18,34,45,.14),inset 0 1px 0 rgba(255,255,255,.62);}.error-state-card::before,.error-state-card::after{content:"";position:absolute;z-index:-1;border:1px solid color-mix(in srgb,var(--brand) 18%,transparent);border-radius:50%;pointer-events:none;}.error-state-card::before{width:220px;height:220px;inset:-128px auto auto -78px;}.error-state-card::after{width:170px;height:170px;inset:auto -90px -104px auto;}.error-state-visual{position:relative;width:124px;height:124px;display:grid;place-items:center;margin:0 auto 22px;border:1px solid color-mix(in srgb,var(--brand) 42%,var(--line));border-radius:34px;background:linear-gradient(145deg,color-mix(in srgb,var(--brand) 15%,var(--card)),color-mix(in srgb,var(--accent) 12%,var(--card)));color:var(--brand-dark);box-shadow:0 18px 40px color-mix(in srgb,var(--brand) 18%,transparent),inset 0 1px 0 rgba(255,255,255,.58);transform:rotate(-3deg);}.error-state-visual::before{content:"";position:absolute;inset:9px;border:1px dashed color-mix(in srgb,var(--brand) 30%,transparent);border-radius:26px;}.error-state-visual svg{width:58px;height:58px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;transform:rotate(3deg);}.error-state-visual>b{position:absolute;inset:auto -14px -10px auto;min-width:62px;padding:6px 11px;border:3px solid var(--card);border-radius:999px;background:var(--heading);color:var(--card);font-size:18px;font-weight:900;line-height:1;font-variant-numeric:tabular-nums;box-shadow:0 8px 20px rgba(0,0,0,.16);transform:rotate(3deg);}.error-state-kicker{display:inline-flex;align-items:center;gap:7px;margin-bottom:10px;color:var(--brand-dark);font-size:11px;font-weight:850;letter-spacing:.16em;}.error-state-kicker::before,.error-state-kicker::after{content:"";width:25px;height:1px;background:currentColor;opacity:.38;}.error-state-card h1{max-width:610px;margin:0 auto;color:var(--heading);font-size:clamp(25px,4vw,38px);line-height:1.35;text-wrap:balance;}.error-state-card>p{max-width:570px;margin:15px auto 0;color:var(--muted);font-size:15px;line-height:1.8;text-wrap:balance;}.error-state-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:28px;}.error-state-actions a{min-width:190px;min-height:52px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:11px 18px;border-radius:15px;font-size:14px;font-weight:800;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;}.error-state-actions a:hover{transform:translateY(-2px);}.error-state-actions .primary{border:1px solid var(--heading);background:var(--heading);color:var(--card);box-shadow:0 12px 27px color-mix(in srgb,var(--heading) 18%,transparent);}.error-state-actions .secondary{border:1px solid var(--line);background:color-mix(in srgb,var(--card) 92%,var(--soft));color:var(--heading);}.error-state-actions svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}.error-page--expired-exam .error-state-visual{color:#bd8a12;}.error-page--expired-exam .error-state-visual>b{background:#bd8a12;color:#fffdf4;}.error-page--expired-exam .error-state-kicker{color:#9d7110;}@media (max-width:600px){.error-page{min-height:calc(100svh - 190px);padding-block:24px;}.error-state-card{padding:28px 18px;border-radius:24px;}.error-state-visual{width:104px;height:104px;border-radius:29px;}.error-state-visual::before{border-radius:21px;}.error-state-visual svg{width:48px;height:48px;}.error-state-card h1{font-size:25px;}.error-state-card>p{font-size:13px;}.error-state-actions{display:grid;}.error-state-actions a{width:100%;min-width:0;}}.error-state-kickers{display:grid;grid-template-columns:1fr 1fr;direction:ltr;margin:0 auto 15px;color:#9d7110;font-size:11px;font-weight:850;letter-spacing:.12em;}.error-state-kickers small{position:relative;display:flex;align-items:center;justify-content:center;gap:9px;color:inherit;}.error-state-kickers small:first-child::before,.error-state-kickers small:last-child::after{content:"";width:25px;height:1px;background:currentColor;opacity:.38;}.error-state-kickers small:last-child{font-size:12px;letter-spacing:0;}.error-state-copy-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);direction:ltr;margin-inline:auto;border-block:1px solid color-mix(in srgb,var(--line) 72%,transparent);}.error-state-copy{min-width:0;padding:21px 24px 23px;}.error-state-copy+.error-state-copy{border-inline-start:1px solid color-mix(in srgb,var(--line) 72%,transparent);}.error-state-copy :is(h1,h2){margin:0;color:var(--heading);font-size:clamp(23px,3vw,31px);line-height:1.42;text-wrap:balance;}.error-state-copy p{margin:13px 0 0;color:var(--muted);font-size:13px;line-height:1.8;text-wrap:balance;}.error-state-copy--ar :is(h2,p){font-family:"Noto Sans Arabic","Segoe UI",Tahoma,Arial,sans-serif;}.error-action-copy{display:grid;gap:1px;line-height:1.15;}.error-action-copy b{font-size:13px;font-weight:850;}.error-action-copy small{font-size:10px;font-weight:650;opacity:.78;}.error-page--expired-exam .error-retry-action .error-action-copy small{color:#000;opacity:1;}.error-page--expired-exam .error-retry-action .error-action-copy b{color:#000;}.error-page--expired-exam .error-retry-action{background:#fffdf4;color:#111;}@media (max-width:600px){.error-state-kickers{grid-template-columns:1fr;gap:5px;}.error-state-kickers small:first-child{order:2;}.error-state-kickers small:first-child::before,.error-state-kickers small:last-child::after{display:none;}.error-state-copy-grid{grid-template-columns:1fr;}.error-state-copy{padding:17px 6px;}.error-state-copy--ar{grid-row:1;}.error-state-copy+.error-state-copy{border-inline-start:0;}.error-state-copy--en{border-top:1px solid color-mix(in srgb,var(--line) 72%,transparent);}.error-state-copy :is(h1,h2){font-size:23px;}.error-state-copy p{font-size:12px;}}.passage-upload-method{border-color:color-mix(in srgb, var(--accent) 46%, var(--line));background:linear-gradient(135deg, color-mix(in srgb, var(--accent) 7%, var(--surface)) 0%, var(--surface) 58%);}.passage-upload-method .method-icon{background:var(--accent);color:var(--accent-contrast, #fff);}.passage-copy-fields textarea{min-height:150px;line-height:1.8;}.passage-items-editor{display:grid;gap:16px;margin-top:10px;}.passage-items-editor > header{display:flex;align-items:end;justify-content:space-between;gap:18px;padding:18px 20px;border:1px solid var(--line);border-radius:18px;background:color-mix(in srgb, var(--accent) 7%, var(--surface));}.passage-items-editor > header small,
.passage-items-editor > header h3{display:block;margin:0;}.passage-items-editor > header span{padding:8px 13px;border-radius:999px;border:1px solid color-mix(in srgb, var(--accent) 55%, var(--line));background:color-mix(in srgb, var(--accent) 12%, transparent);color:var(--ink);font-weight:800;white-space:nowrap;}.passage-item-editor{margin:0;padding:18px;border:1px solid color-mix(in srgb, var(--accent) 28%, var(--line));border-radius:20px;background:var(--surface);box-shadow:0 10px 30px color-mix(in srgb, var(--ink) 5%, transparent);}.passage-item-editor legend{padding:7px 13px;border-radius:999px;background:var(--ink);color:var(--surface);font-weight:800;}.passage-save-button{min-height:54px;font-weight:900;}.passage-direct-card{overflow:visible;}.passage-source-card{display:grid;grid-template-columns:1fr;gap:18px;margin:22px 0;padding:14px;border:1px solid color-mix(in srgb, var(--accent) 30%, var(--line));border-radius:24px;background:linear-gradient(145deg, color-mix(in srgb, var(--accent) 7%, var(--surface)), var(--surface));}.passage-question-figure{position:relative;display:grid;place-items:center;min-height:280px;margin:0;overflow:hidden;border-radius:18px;background:color-mix(in srgb, var(--ink) 5%, var(--surface));}.passage-question-image{display:block;width:min(100%,700px);height:auto;max-height:min(78vh,780px);object-fit:contain;}.passage-question-figure > button{position:absolute;z-index:2;inset-inline-start:12px;top:12px;width:40px;height:40px;border:0;border-radius:12px;background:color-mix(in srgb, var(--ink) 82%, transparent);color:#fff;cursor:pointer;}.passage-question-figure.zoomed{position:fixed;z-index:1000;inset:20px;display:grid;place-items:center;padding:22px;border-radius:24px;background:color-mix(in srgb, var(--ink) 92%, transparent);}.passage-question-figure.zoomed .passage-question-image{max-width:100%;max-height:calc(100vh - 84px);}.image-zoom-host{position:relative;}.image-zoom-host--direct{width:min(100%,820px);margin:18px auto;}.image-zoom-host--direct > .direct-question-image{width:100%;max-width:100%;margin:0;}.image-zoom-host--exam{width:fit-content;max-width:100%;margin:18px auto;}.image-zoom-host--exam > .exam-question-image,
.image-zoom-host--exam > .unit-question-image{max-width:100%;margin:0;}.image-zoom-trigger,
.passage-question-figure > .image-zoom-trigger{position:absolute;z-index:8;inset-inline-start:auto;inset-inline-end:12px;top:12px;width:auto;min-width:92px;height:42px;display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:7px 12px;border:1px solid rgba(255,255,255,.64);border-radius:12px;background:rgba(12,24,31,.3);box-shadow:0 3px 12px rgba(0,0,0,.18);color:#fff;font:inherit;font-size:13px;font-weight:850;line-height:1;cursor:pointer;backdrop-filter:none;}.image-zoom-trigger:hover{background:rgba(18,63,86,.88);box-shadow:0 9px 25px rgba(0,0,0,.34);transform:translateY(-1px);}.image-zoom-trigger:focus-visible{background:rgba(12,24,31,.34);box-shadow:0 3px 12px rgba(0,0,0,.18),0 0 0 3px color-mix(in srgb,var(--accent) 42%,transparent);}.image-zoom-trigger svg{width:19px;height:19px;flex:0 0 auto;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}.image-zoom-host > img{cursor:zoom-in;}.question-image-lightbox[hidden]{display:none;}.question-image-lightbox{position:fixed;z-index:4000;inset:0;display:grid;grid-template-rows:auto minmax(0,1fr);gap:10px;padding:max(12px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) max(12px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));background:rgba(3,9,13,.96);color:#fff;}.question-image-lightbox-toolbar{display:flex;align-items:center;justify-content:center;gap:8px;}.question-image-lightbox-toolbar button{min-width:44px;height:44px;display:grid;place-items:center;padding:7px 12px;border:1px solid rgba(255,255,255,.4);border-radius:12px;background:rgba(255,255,255,.1);color:#fff;font:850 22px/1 Arial,sans-serif;cursor:pointer;}.question-image-lightbox-toolbar button:hover,
.question-image-lightbox-toolbar button:focus-visible{border-color:#fff;background:rgba(255,255,255,.2);}.question-image-lightbox-toolbar button:disabled{opacity:.35;cursor:not-allowed;}.question-image-lightbox-toolbar output{min-width:62px;color:#fff;font-size:13px;font-weight:850;text-align:center;}.question-image-lightbox-close{margin-inline-start:12px;}.question-image-lightbox-viewport{min-width:0;min-height:0;overflow:auto;overscroll-behavior:contain;border:1px solid rgba(255,255,255,.16);border-radius:16px;background:rgba(255,255,255,.035);}.question-image-lightbox-stage{width:max-content;min-width:100%;min-height:100%;display:grid;place-items:center;padding:16px;box-sizing:border-box;}.question-image-lightbox-stage img{display:block;max-width:none;max-height:none;border-radius:8px;background:#fff;box-shadow:0 18px 55px rgba(0,0,0,.46);user-select:none;-webkit-user-drag:none;}body.image-lightbox-active{overflow:hidden;}.passage-reading{align-self:stretch;padding:22px;border-radius:18px;background:var(--surface);box-shadow:0 8px 24px color-mix(in srgb, var(--ink) 6%, transparent);}.passage-reading > header{display:flex;align-items:center;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line);}.passage-reading > header > span{display:grid;width:42px;height:42px;place-items:center;border-radius:13px;border:1px solid color-mix(in srgb, var(--accent) 48%, var(--line));background:color-mix(in srgb, var(--accent) 14%, var(--surface));color:var(--ink);font:900 24px/1 Georgia, serif;}.passage-reading > header small,
.passage-reading > header b{display:block;}.passage-reading-copy{padding-top:0;font-size:clamp(16px, 1.7vw, 20px);line-height:1.9;}.passage-reading-copy .admin-preview-language-pair,
.passage-reading-copy .admin-preview-language-pair > span{border:0;}.passage-item-prompt{margin:0 0 18px;font-size:clamp(19px, 2.2vw, 26px);line-height:1.55;}.passage-item-panel{padding:22px;border-radius:22px;background:color-mix(in srgb, var(--surface) 96%, var(--accent));}.passage-item-panel > header.map-question-label strong{display:none;}.passage-review-explanation{grid-column:1 / -1;padding:10px 12px;border-radius:12px;background:color-mix(in srgb, var(--accent) 7%, var(--surface));}.passage-step-result{margin-top:18px;padding-top:18px;border-top:1px solid var(--line);animation:passage-step-result-in .28s ease both;}.passage-step-result .map-review-row{padding:14px;border-radius:16px;box-shadow:none;}.passage-step-next{width:100%;min-height:50px;margin-top:12px;border-radius:14px;font-weight:850;}.map-item-panel .focused-choices label.passage-choice-correct{border-color:#22a06b;background:color-mix(in srgb,#22a06b 12%,var(--card));box-shadow:0 0 0 2px color-mix(in srgb,#22a06b 20%,transparent);}.map-item-panel .focused-choices label.passage-choice-wrong{border-color:#d65b67;background:color-mix(in srgb,#d65b67 11%,var(--card));box-shadow:0 0 0 2px color-mix(in srgb,#d65b67 18%,transparent);}@keyframes passage-step-result-in{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}.listening-upload-method{border-color:color-mix(in srgb,#7b61c9 48%,var(--line));background:linear-gradient(135deg,color-mix(in srgb,#7b61c9 8%,var(--surface)),var(--surface) 62%);}.listening-upload-method .method-icon{background:linear-gradient(145deg,#8f77d8,#5c42aa);color:#fff;font-size:25px;}.listening-story-card{display:grid;grid-template-columns:minmax(260px,.8fr) minmax(330px,1.2fr);gap:0;margin:22px 0;overflow:hidden;border:1px solid color-mix(in srgb,#7b61c9 35%,var(--line));border-radius:25px;background:var(--surface);box-shadow:0 18px 44px color-mix(in srgb,var(--ink) 9%,transparent);}.listening-story-figure{position:relative;min-height:330px;margin:0;overflow:hidden;background:color-mix(in srgb,#7b61c9 8%,var(--soft));}.listening-story-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 64%,color-mix(in srgb,var(--surface) 88%,transparent));pointer-events:none;}.listening-story-figure img{display:block;width:100%;height:100%;min-height:330px;object-fit:cover;}.listening-story-figure>span{position:absolute;z-index:1;inset:18px auto auto 18px;display:grid;width:44px;height:44px;place-items:center;border:1px solid #ffffff9c;border-radius:50%;background:#171327c9;box-shadow:0 8px 22px #17132745;color:#fff;font:800 25px/1 Georgia,serif;backdrop-filter:blur(8px);}.listening-console{position:relative;display:flex;min-width:0;flex-direction:column;justify-content:center;gap:14px;padding:28px;background:radial-gradient(circle at 85% 10%,color-mix(in srgb,#a993ea 16%,transparent),transparent 34%),var(--surface);}.listening-console>header{display:flex;align-items:center;gap:13px;}.listening-console>header small,
.listening-console>header h3{display:block;margin:0;}.listening-console>header small{color:color-mix(in srgb,#6c52bd 82%,var(--muted));font-size:11px;font-weight:900;letter-spacing:.08em;}.listening-console>header h3{margin-top:3px;color:var(--heading);font-size:clamp(18px,2vw,24px);}.listening-headphones{position:relative;width:48px;height:48px;flex:0 0 48px;border:2px solid #7b61c9;border-bottom-color:transparent;border-radius:50% 50% 42% 42%;}.listening-headphones::before,
.listening-headphones::after{content:"";position:absolute;bottom:3px;width:10px;height:19px;border-radius:7px;background:#7b61c9;}.listening-headphones::before{left:-4px;}.listening-headphones::after{right:-4px;}.listening-language-switch{display:grid;grid-template-columns:1fr 1fr;gap:5px;padding:4px;border:1px solid var(--line);border-radius:14px;background:var(--soft);}.listening-language-switch.single{grid-template-columns:1fr;}.listening-language-switch button{min-height:38px;border:0;border-radius:10px;background:transparent;color:var(--muted);font:800 13px/1 inherit;cursor:pointer;}.listening-language-switch button.active{background:var(--surface);box-shadow:0 5px 15px color-mix(in srgb,var(--ink) 10%,transparent);color:var(--heading);}.listening-main-controls{display:grid;grid-template-columns:minmax(0,1fr) 112px;align-items:stretch;gap:8px;}.listening-play,
.listening-stop{border:0;cursor:pointer;}.listening-play{display:flex;min-width:0;min-height:52px;align-items:center;justify-content:center;gap:10px;padding:10px 16px;border-radius:15px;background:linear-gradient(135deg,#7256c3,#4e3699);box-shadow:0 9px 22px #563b9f40;color:#fff;}.listening-play>span{display:grid;width:27px;height:27px;place-items:center;border-radius:50%;background:#ffffff24;font-size:13px;}.listening-play:disabled,
.listening-stop:disabled{cursor:not-allowed;opacity:.5;}.is-listening-loading .listening-play:disabled{cursor:wait;opacity:1;}.is-listening-loading [data-listening-play-icon]{box-sizing:border-box;background:transparent;border:3px solid #ffffff45;border-top-color:#fff;animation:zakkerha-spin .75s linear infinite;}@media (prefers-reduced-motion: reduce){.is-listening-loading [data-listening-play-icon]{animation:none;}}.listening-stop{display:flex;min-height:52px;align-items:center;justify-content:center;gap:7px;padding:9px 13px;border:1px solid color-mix(in srgb,#7658c4 38%,var(--line));border-radius:15px;background:linear-gradient(145deg,color-mix(in srgb,#7658c4 9%,var(--surface)),var(--surface));box-shadow:0 7px 18px color-mix(in srgb,var(--ink) 8%,transparent);color:var(--heading);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}.listening-stop:hover{border-color:#7658c4;box-shadow:0 9px 22px color-mix(in srgb,#7658c4 18%,transparent);transform:translateY(-1px);}.listening-stop span{font-size:21px;line-height:1;}.listening-stop b{font-size:13px;font-weight:900;}.listening-speed-control{display:grid;min-width:0;grid-template-columns:minmax(0,1fr);align-items:center;gap:11px;padding:9px 10px;border:1px solid color-mix(in srgb,#7b61c9 42%,var(--line));border-radius:16px;background:linear-gradient(145deg,color-mix(in srgb,#7b61c9 9%,var(--surface)),var(--surface));box-shadow:inset 0 1px 0 color-mix(in srgb,#fff 52%,transparent),0 6px 16px color-mix(in srgb,var(--ink) 7%,transparent);color:var(--muted);}.listening-speed-control>div{min-width:0;}.listening-rate-icon{display:grid;width:32px;height:32px;place-items:center;border-radius:10px;background:linear-gradient(145deg,#8065ce,#5a40a8);box-shadow:0 5px 12px #5a40a83d;color:#fff;font-size:19px;}.listening-speed-control>div>small{display:block;color:var(--muted);font-size:10px;font-weight:850;line-height:1.2;}.listening-speed-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:5px;margin-top:6px;}.listening-speed-options button{min-width:0;min-height:34px;padding:5px 6px;border:1px solid transparent;border-radius:9px;background:color-mix(in srgb,var(--soft) 88%,transparent);color:var(--heading);font-family:inherit;font-size:12px;font-weight:800;line-height:1;cursor:pointer;transition:background .18s ease,border-color .18s ease,box-shadow .18s ease,transform .18s ease;}.listening-speed-options button:hover{border-color:color-mix(in srgb,#8065ce 55%,var(--line));}.listening-speed-options button.active{border-color:#8065ce;background:linear-gradient(145deg,#8065ce,#6045af);box-shadow:0 5px 12px #5a40a836;color:#fff;transform:translateY(-1px);}.listening-wave{display:flex;height:34px;align-items:center;justify-content:center;gap:4px;padding-inline:8px;}.listening-wave i{width:3px;height:8px;border-radius:999px;background:color-mix(in srgb,#7b61c9 75%,var(--line));opacity:.45;transform-origin:center;}.listening-story-card.is-playing .listening-wave i{opacity:1;animation:listening-wave 1s calc(var(--bar) * -55ms) ease-in-out infinite;}.listening-progress{height:7px;overflow:hidden;border-radius:999px;background:color-mix(in srgb,#7b61c9 12%,var(--soft));}.listening-progress i{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,#8065ce,#d99a3a);transition:width .2s linear;}.listening-status{min-height:20px;margin:0;color:var(--muted);font-size:12px;text-align:center;}.listening-transcript{border-top:1px solid var(--line);padding-top:11px;}.listening-transcript summary{color:color-mix(in srgb,#6c52bd 82%,var(--text));font-size:12px;font-weight:850;cursor:pointer;}.listening-transcript>div{margin-top:11px;max-height:190px;overflow:auto;padding:13px;border-radius:12px;background:var(--soft);color:var(--text);font-size:14px;line-height:1.75;}.listening-transcript>div[hidden]{display:none;}.listening-review-card .listening-story-card{margin:16px 0;}@keyframes listening-wave{0%,100%{transform:scaleY(.65);}50%{transform:scaleY(3.1);}}@media (max-width: 760px){.passage-source-card{padding:9px;border-radius:18px;}.passage-question-figure{min-height:190px;}.passage-question-image{width:100%;max-height:none;}.image-zoom-host--direct,
  .image-zoom-host--exam{margin-block:14px;}.image-zoom-trigger,
  .passage-question-figure > .image-zoom-trigger{top:8px;inset-inline-end:8px;width:44px;min-width:44px;height:44px;padding:8px;border-radius:11px;background:rgba(12,24,31,.12);box-shadow:0 2px 7px rgba(0,0,0,.12);}.image-zoom-trigger span{display:none;}.question-image-lightbox{gap:8px;padding:8px;}.question-image-lightbox-toolbar{gap:5px;}.question-image-lightbox-toolbar button{min-width:42px;height:42px;padding:6px 9px;}.question-image-lightbox-close{margin-inline-start:5px;}.question-image-lightbox-stage{padding:10px;}.passage-reading{padding:16px;}.passage-reading-copy{font-size:16px;line-height:1.75;}.passage-item-panel{padding:16px 12px;}.passage-items-editor > header{align-items:center;padding:14px;}.passage-item-editor{padding:14px 10px;}.passage-question-figure.zoomed{inset:8px;}.listening-story-card{grid-template-columns:1fr;border-radius:20px;}.listening-story-figure,.listening-story-figure img{min-height:205px;max-height:240px;}.listening-story-figure::after{background:linear-gradient(0deg,color-mix(in srgb,var(--surface) 88%,transparent),transparent 35%);}.listening-console{gap:11px;padding:18px 14px;}.listening-main-controls{grid-template-columns:minmax(0,1fr) 98px;}.listening-play{min-height:48px;padding-inline:10px;}.listening-stop{min-height:48px;padding-inline:9px;}.listening-speed-control{grid-template-columns:minmax(0,1fr);gap:8px;padding:8px;}.listening-speed-options button{min-height:32px;padding-inline:3px;font-size:11px;}.listening-wave{height:28px;}}.visitors-dashboard{display:grid;gap:16px;}.visitor-metrics{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;}.visitor-metrics article{position:relative;min-width:0;padding:18px 20px;overflow:hidden;border:1px solid var(--line);border-radius:20px;background:linear-gradient(145deg,var(--card),color-mix(in srgb,var(--soft) 42%,var(--card)));box-shadow:0 13px 34px rgba(37,54,66,.07);}.visitor-metrics article::after{content:"";position:absolute;inset-inline-end:-18px;inset-block-start:-22px;width:70px;height:70px;border:14px solid color-mix(in srgb,var(--brand) 11%,transparent);border-radius:50%;}.visitor-metrics span,.visitor-metrics small{position:relative;z-index:1;display:block;color:var(--muted);font-size:12px;font-weight:700;}.visitor-metrics b{position:relative;z-index:1;display:block;margin:8px 0 5px;color:var(--heading);font-size:clamp(28px,4vw,39px);line-height:1;}.visitor-data-alert{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;border:1px solid color-mix(in srgb,#d89b2b 44%,var(--line));border-radius:18px;background:color-mix(in srgb,#f3c85c 12%,var(--card));color:var(--heading);}.visitor-data-alert>span{width:28px;height:28px;display:grid;place-items:center;flex:0 0 auto;border-radius:9px;background:#d89b2b;color:#fff;font-weight:900;}.visitor-data-alert b{display:block;margin-bottom:2px;}.visitor-data-alert p{margin:0;color:var(--muted);font-size:13px;line-height:1.7;}.visitor-chart-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(300px,.7fr);gap:14px;}.visitor-chart-grid>.admin-card{padding:22px;border-radius:22px;}.visitor-chart-grid header,.visitor-table-title{display:flex;align-items:center;justify-content:space-between;gap:16px;}.visitor-chart-grid header small,.visitor-table-title small{color:var(--muted);font-size:11px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;}.visitor-chart-grid h3,.visitor-table-title h3{margin:2px 0 0;color:var(--heading);font-size:18px;}.visitor-donut-card>header> b{min-width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:var(--soft);color:var(--heading);font-size:17px;}.visitor-donut-layout{display:grid;grid-template-columns:minmax(190px,.75fr) minmax(220px,1.25fr);align-items:center;gap:22px;margin-top:18px;}.visitor-donut{position:relative;width:min(100%,224px);aspect-ratio:1;margin:auto;}.visitor-donut svg{width:100%;height:100%;overflow:visible;transform:rotate(-90deg);filter:drop-shadow(0 10px 13px rgba(37,54,66,.08));}.visitor-donut circle{transition:stroke-dasharray .35s ease;}.visitor-donut-track{stroke:var(--soft);}.visitor-donut>div{position:absolute;inset:0;display:grid;place-content:center;text-align:center;pointer-events:none;}.visitor-donut>div b{display:block;color:var(--heading);font-size:32px;line-height:1;}.visitor-donut>div span{margin-top:5px;color:var(--muted);font-size:11px;font-weight:800;}.visitor-chart-legend{display:grid;gap:4px;margin:0;padding:0;list-style:none;}.visitor-chart-legend li{display:grid;grid-template-columns:10px minmax(0,1fr) auto 38px;align-items:center;gap:9px;padding:7px 8px;border-radius:11px;}.visitor-chart-legend li:hover{background:var(--soft);}.visitor-chart-legend i{width:9px;height:9px;border-radius:3px;background:var(--chart-color);}.visitor-chart-legend span{min-width:0;}.visitor-chart-legend span b,.visitor-chart-legend span small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}.visitor-chart-legend span b{color:var(--heading);font-size:13px;}.visitor-chart-legend span small{color:var(--muted);font-size:10px;}.visitor-chart-legend strong{color:var(--heading);font-size:13px;}.visitor-chart-legend em{color:var(--muted);font-size:11px;font-style:normal;text-align:end;}.visitor-country-bars{display:grid;gap:16px;margin-top:24px;}.visitor-country-bar>span{display:flex;justify-content:space-between;gap:10px;margin-bottom:7px;font-size:12px;}.visitor-country-bar>span b{color:var(--heading);}.visitor-country-bar>span small{color:var(--muted);}.visitor-country-bar>i{height:9px;display:block;overflow:hidden;border-radius:99px;background:var(--soft);}.visitor-country-bar>i>em{height:100%;min-width:3px;display:block;border-radius:inherit;background:var(--chart-color);}.visitor-table-card{margin-top:0;}.visitor-table-title{padding:18px 20px;border-bottom:1px solid var(--line);}.visitor-table-title>span{padding:5px 10px;border-radius:99px;background:var(--soft);color:var(--muted);font-size:11px;font-weight:800;}@media (max-width:960px){.visitor-metrics{grid-template-columns:repeat(2,minmax(0,1fr));}.visitor-chart-grid{grid-template-columns:1fr;}}@media (max-width:640px){.visitor-metrics{grid-template-columns:1fr 1fr;gap:8px;}.visitor-metrics article{padding:14px;}.visitor-metrics small{display:none;}.visitor-chart-grid>.admin-card{padding:17px;}.visitor-donut-layout{grid-template-columns:1fr;}.visitor-donut{width:190px;}.visitor-data-alert{padding:12px;}.visitor-chart-legend{width:100%;}.visitor-table-title{padding:15px;}}.exam-share-preview > a.exam-share-site{position:relative;z-index:1;display:inline-flex;align-items:center;min-height:28px;padding-inline:7px;border-radius:7px;color:#fff!important;text-decoration:underline;text-decoration-color:rgba(255,255,255,.5);text-decoration-thickness:1px;text-underline-offset:4px;cursor:pointer;transition:opacity .18s ease,background-color .18s ease,text-decoration-color .18s ease;}.exam-share-preview > a.exam-share-site:is(:hover,:focus-visible){background:rgba(255,255,255,.1);opacity:1;text-decoration-color:#fff;}.exam-share-preview > a.exam-share-site:focus-visible{outline:2px solid var(--share-gold);outline-offset:2px;}.exam-share-section--compact{width:100%;max-width:none;box-sizing:border-box;}.exam-share-section--compact .exam-share-preview{width:100%;}.exam-share-preview header.exam-share-wordmark{min-width:0;padding:0;border:0;background:transparent;box-shadow:none;}@media (min-width: 761px){.listening-story-card{grid-template-columns:minmax(360px,.95fr) minmax(420px,1.05fr);}.listening-story-figure{min-height:360px;display:grid;place-items:center;background:color-mix(in srgb,#7b61c9 6%,var(--surface));}.listening-story-figure::after{display:none;}.listening-story-figure img{width:100%;height:100%;min-height:360px;object-fit:contain;object-position:center;}}.lesson-welcome{width:min(560px,calc(100% - 24px));max-height:calc(100dvh - 24px);padding:0;border:1px solid var(--line);border-radius:26px;background:var(--card);color:var(--heading);overflow:auto;box-shadow:0 32px 100px #0006;}.lesson-welcome::backdrop{background:rgba(8,15,12,.7);backdrop-filter:blur(7px);}.lesson-welcome[open]{animation:lesson-welcome-enter .3s ease-out;}.lesson-welcome-card{position:relative;margin:0;padding:0;text-align:center;}.lesson-welcome-hero{padding:20px 32px 16px;display:flex;flex-direction:column;align-items:center;gap:6px;background:radial-gradient(ellipse at 50% 70%,#80cbaa26,transparent 70%),color-mix(in srgb,var(--heading) 4%,var(--card));border-bottom:1px solid color-mix(in srgb,var(--line) 40%,transparent);}.lesson-welcome-close{position:absolute;z-index:1;inset-inline-end:14px;top:14px;width:34px;height:34px;padding:0;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:var(--card);color:var(--heading);line-height:0;cursor:pointer;}.lesson-welcome-close svg{width:16px;height:16px;display:block;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;}.lesson-welcome .welcome-bilingual{display:flex;flex-direction:column;gap:2px;}.lesson-welcome .welcome-bilingual > [lang="en"]{font-size:.82em;font-weight:400;opacity:.8;letter-spacing:0;}.lesson-welcome-body{padding:22px 28px 26px;display:flex;flex-direction:column;gap:16px;}.lesson-welcome-card h2{margin:0;font-size:30px;line-height:1.35;color:var(--heading);}.lesson-welcome-card h2 .welcome-bilingual > [lang="en"]{font-size:18px;}.lesson-welcome-start{width:100%;min-height:60px;padding:10px 16px;display:flex;align-items:center;justify-content:center;border:1px solid #278c67;border-radius:14px;background:#187b59;color:#fff;font:inherit;font-size:16px;font-weight:800;box-shadow:0 6px 16px #187b5926;cursor:pointer;transition:background .15s ease;}.lesson-welcome-start:hover{background:#126648;}.lesson-welcome button:focus-visible{outline:3px solid #4aa482;outline-offset:3px;}@keyframes lesson-welcome-enter{from{opacity:0;transform:translateY(16px) scale(.98);}to{opacity:1;transform:none;}}@media (max-width:480px),(max-height:760px){.lesson-welcome-hero{padding:16px 20px 12px;gap:4px;}.lesson-welcome-body{padding:18px;gap:12px;}.lesson-welcome-card h2{font-size:26px;}}@media (prefers-reduced-motion:reduce){.lesson-welcome[open]{animation:none;}}.ui-direction-arrow{display:inline-block;flex:0 0 auto;width:1.45em;height:1em;overflow:visible;fill:none;stroke:currentColor;stroke-width:2.65;stroke-linecap:round;stroke-linejoin:round;vertical-align:-.12em;filter:drop-shadow(0 1px 1px rgba(0,0,0,.14));transition:transform .18s ease;}.ui-direction-arrow path{vector-effect:non-scaling-stroke;}.ui-plus-icon{width:1.25em;height:1.25em;display:inline-block;flex:0 0 auto;fill:none;stroke:currentColor;stroke-width:2.8;stroke-linecap:round;stroke-linejoin:round;vertical-align:-.16em;}.ui-plus-icon path{vector-effect:non-scaling-stroke;}.ui-direction-arrow--back{transform:scaleX(-1);}html[dir="rtl"] .ui-direction-arrow--forward{transform:scaleX(-1);}html[dir="rtl"] .ui-direction-arrow--back{transform:scaleX(1);}.ui-back-arrow .ui-direction-arrow{width:16px;height:13px;vertical-align:0;}.student-unit-enter>.student-unit-enter-icon{width:28px;height:21px;filter:drop-shadow(0 1px 1px rgba(0,0,0,.2));}.student-curriculum-path>.ui-breadcrumb-arrow,
.curriculum-breadcrumb>.ui-breadcrumb-arrow,
.unit-exam-breadcrumb>.ui-breadcrumb-arrow{width:13px;height:11px;color:color-mix(in srgb,var(--brand) 58%,var(--muted));stroke-width:2.4;filter:none;}.direct-next-question>.ui-direction-arrow,
.lesson-exam-entry .primary>.ui-direction-arrow,
.map-next-label>.ui-direction-arrow{width:25px;height:18px;stroke-width:2.8;}.student-card-details>.ui-direction-arrow,
.admin-inline-link>.ui-direction-arrow,
.connected-panel-heading a>.ui-direction-arrow,
.admin-detail-links .ui-direction-arrow,
.recent-list .ui-direction-arrow{width:18px;height:14px;stroke-width:2.65;}.nav-login .nav-action-icon{transform:scaleX(-1);}html[dir="rtl"] .nav-login .nav-action-icon{transform:scaleX(1);}html[dir="rtl"] .nav-logout .nav-action-icon{transform:scaleX(-1);}.student-curriculum-path>i,
.curriculum-breadcrumb>i,
.unit-exam-breadcrumb>span{font-size:0;}@media (max-width:640px){.student-unit-enter>.student-unit-enter-icon{width:24px;height:18px;}}@font-face{font-family:"Noto Sans Arabic";font-style:normal;font-weight:100 900;font-stretch:62.5% 100%;font-display:block;src:url("../fonts/noto-sans-arabic/NotoSansArabic-Variable.ttf") format("truetype-variations");}:root{--amber-gold:#ffbe0b;--blaze-orange:#fb5607;--neon-pink:#ff006e;--blue-violet:#8338ec;--azure-blue:#3a86ff;--silver:#c0c0c0;}html,
.topbar{background-color:var(--bg);transition:background-color .3s ease;}header.topbar.container{display:flex;flex-direction:row;align-items:center;direction:ltr;}header.topbar.container > .site-brand{order:1;margin-right:auto;margin-left:0;}header.topbar.container > :is(nav,.mobile-header-actions){order:2;margin-right:0;margin-left:auto;}html[dir="rtl"] header.topbar.container > nav{direction:rtl;}header.topbar.container > .topbar-student-back{display:none;}header.topbar.container.question-exam-topbar{display:grid;grid-template-columns:minmax(44px,1fr) auto minmax(44px,1fr);align-items:center;direction:ltr;}header.topbar.container.question-exam-topbar > .topbar-student-back{display:grid;grid-column:1;grid-row:1;justify-self:start;margin:0;}header.topbar.container.question-exam-topbar > .site-brand{grid-column:2;grid-row:1;justify-self:center;order:initial;margin:0;}header.topbar.container.question-exam-topbar > :is(nav,.mobile-header-actions){grid-column:3;grid-row:1;justify-self:end;order:initial;margin:0;}header.topbar.container.question-exam-topbar > nav{direction:rtl;}header.topbar.container .topbar-back-chevron{font:900 27px/1 Arial,sans-serif;transform:none;}header.topbar.container .topbar-student-back:is(:hover,:focus-visible) .topbar-back-chevron,
html[dir="rtl"] header.topbar.container .topbar-student-back:is(:hover,:focus-visible) .topbar-back-chevron{transform:translateX(-2px);}@media (max-width:720px){header.topbar.container.student-mobile-topbar{display:grid;grid-template-columns:minmax(44px,1fr) auto minmax(88px,1fr);align-items:center;direction:ltr;}header.topbar.container.student-mobile-topbar > .topbar-student-back{display:grid;grid-column:1;grid-row:1;justify-self:start;margin:0;}header.topbar.container.student-mobile-topbar > .site-brand{grid-column:2;grid-row:1;justify-self:center;order:initial;margin:0;}header.topbar.container.student-mobile-topbar > .mobile-header-actions{grid-column:3;grid-row:1;justify-self:end;order:initial;margin:0;}header.topbar.container.student-mobile-topbar > nav{grid-column:1 / -1;}.app-viewport-shell .global-student-back-shell{display:none;}}body,
body.admin-bg,
body.auth-bg{position:relative;isolation:isolate;min-height:100dvh;background-color:transparent;background-image:none;}.site-academic-pattern{position:fixed;z-index:-1;inset:0;width:100%;height:100%;display:block;pointer-events:none;transition:color .3s ease,opacity .3s ease;}@media (max-width: 720px){.site-academic-pattern{opacity:.052;}}@media (prefers-reduced-motion: reduce){html,
  .topbar,
  .site-academic-pattern{transition:none;}}html[lang="en"] body{font-family:var(--site-font-family);}html[lang="ar"] body{font-family:var(--site-font-family);}button,
input,
select,
textarea{font:inherit;}.container.alert{width:min(1120px,calc(100% - 32px));margin:13px auto;padding:13px 16px;overflow-wrap:anywhere;line-height:1.7;}@media (max-width: 720px){.container.alert{width:calc(100% - 24px);margin-block:10px;padding:12px 14px;font-size:13px;}}.admin-navigation-shell{position:sticky;z-index:100;top:8px;margin:18px 0 30px;padding:7px;display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,390px);gap:8px;border:1px solid var(--line);border-radius:18px;backdrop-filter:blur(16px);}.admin-navigation-shell .admin-section-nav{position:static;margin:0;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;backdrop-filter:none;}.admin-global-search{min-width:0;height:44px;padding:4px 4px 4px 12px;display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:13px;}html[dir="rtl"] .admin-global-search{padding:4px 12px 4px 4px;}.admin-global-search svg{width:19px;height:19px;flex:0 0 auto;fill:none;stroke-width:1.8;stroke-linecap:round;}.admin-global-search input{min-width:0;width:100%;height:34px;padding:0;border:0;background:transparent;color:var(--heading);font-size:12px;outline:0;}.admin-global-search input::placeholder{color:var(--muted);}.admin-global-search button{height:34px;padding-inline:14px;border-radius:9px;cursor:pointer;font-size:12px;font-weight:600;}.admin-section-page{min-height:55vh;padding-top:8px;}.admin-search-hero{margin-bottom:0;}.admin-search-summary{margin:30px 0 16px;display:flex;align-items:end;justify-content:space-between;gap:16px;}.admin-search-summary span{color:var(--muted);font-size:12px;}.admin-search-summary h2{margin:2px 0 0;color:var(--heading);font-size:clamp(26px,4vw,40px);}.admin-search-summary > b{padding:7px 12px;border-radius:99px;background:var(--soft);color:var(--brand-dark);font-size:12px;}.admin-search-empty{min-height:330px;display:grid;place-content:center;justify-items:center;text-align:center;}.admin-search-empty > span{width:64px;height:64px;display:grid;place-items:center;border-radius:20px;background:var(--soft);color:var(--muted);font-size:28px;}.admin-search-empty h2{margin:16px 0 3px;color:var(--heading);}.admin-search-empty p{margin:0;color:var(--muted);font-size:12px;}.admin-search-group{margin-top:30px;}.admin-search-group > header{margin-bottom:10px;display:flex;align-items:center;justify-content:space-between;}.admin-search-group > header h2{margin:0;color:var(--heading);font-size:22px;}.admin-search-group > header a{color:var(--brand-dark);font-size:12px;font-weight:600;}.admin-search-results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;}.admin-search-results > a{min-width:0;padding:16px;display:block;border:1px solid var(--line);border-radius:16px;background:var(--card);box-shadow:0 8px 24px rgba(52,58,64,.05);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}.admin-search-results > a:hover{border-color:var(--brand);box-shadow:var(--shadow);transform:translateY(-2px);}.search-result-type{color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.04em;}.admin-search-results h3{margin:6px 0 1px;overflow:hidden;color:var(--heading);font-size:16px;text-overflow:ellipsis;white-space:nowrap;}.admin-search-results p{margin:0;overflow:hidden;color:var(--text);font-size:12px;text-overflow:ellipsis;white-space:nowrap;}.admin-search-results small{margin-top:7px;display:block;overflow:hidden;color:var(--muted);font-size:12px;text-overflow:ellipsis;white-space:nowrap;}.admin-pagination{margin:22px auto 0;display:flex;align-items:center;justify-content:center;gap:8px;}.admin-pagination a,
.admin-pagination span{min-width:88px;min-height:38px;padding:7px 12px;display:inline-grid;place-items:center;border:1px solid var(--line);border-radius:11px;background:var(--card);color:var(--text);font-size:12px;}.admin-pagination b{min-width:88px;min-height:38px;padding:7px 12px;display:inline-grid;place-items:center;border:1px solid var(--line);border-radius:11px;font-size:12px;}.admin-pagination a:hover{border-color:var(--brand);color:var(--heading);}.admin-pagination span{opacity:.45;}.admin-pagination b{border-color:transparent;background:var(--soft);color:var(--heading);}@media (max-width:720px){.admin-navigation-shell{top:5px;margin-block:12px 18px;grid-template-columns:1fr;border-radius:14px;}.admin-navigation-shell .admin-section-nav{padding-bottom:2px;}.admin-global-search{height:46px;}.admin-search-results{grid-template-columns:1fr;}.admin-search-summary{align-items:flex-start;flex-direction:column;gap:8px;}.admin-pagination{gap:5px;}.admin-pagination a,
  .admin-pagination span,
  .admin-pagination b{min-width:0;flex:1;padding-inline:6px;}}body{transition:background-color .32s ease, color .2s ease;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;}body.gender-gate-open{overflow:hidden;}body.gender-gate-open > .app-viewport-content,
body.gender-gate-open > .footer,
body.gender-gate-open > .site-academic-pattern:not(.gender-gate-academic-pattern){display:none;}input,
textarea,
select,
[contenteditable="true"],
.allow-copy{user-select:text;-webkit-user-select:text;-webkit-touch-callout:default;}img,
svg{-webkit-user-drag:none;user-drag:none;}input,
select,
textarea{-webkit-tap-highlight-color:transparent;}.account-chip{min-width:0;height:46px;padding:4px 10px 4px 5px;display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:14px;background:var(--card);color:var(--text);}.account-chip-avatar{width:36px;height:36px;flex:0 0 auto;display:grid;place-items:center;overflow:hidden;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;}.account-chip-avatar img{width:100%;height:100%;object-fit:cover;}.account-chip-copy{min-width:0;max-width:145px;display:grid;line-height:1.1;text-align:start;}.account-chip-copy b{overflow:hidden;color:var(--heading);font-size:12px;font-weight:600;text-overflow:ellipsis;white-space:nowrap;}.account-chip-copy small{margin-top:3px;color:var(--muted);font-size:12px;}.mobile-menu-toggle{display:none;}.mobile-header-actions{display:none;}.logout-menu-button{width:auto;padding-inline:13px;font-size:13px;font-weight:600;line-height:1;letter-spacing:0;white-space:nowrap;}.logout-menu-button span{font:inherit;}html[lang="en"] .logout-menu-button{font-size:12px;font-weight:600;}.topbar nav .nav-action{width:46px;min-width:46px;height:46px;padding:0;display:inline-flex;align-items:center;justify-content:center;gap:0;line-height:1;}.nav-action-icon{width:25px;height:25px;flex:0 0 auto;fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;}.nav-action-label{display:none;}.topbar nav .leaderboard-link .nav-action-icon,
.topbar nav .admin-dashboard-link .nav-action-icon,
.topbar nav .contact-nav-link .nav-action-icon,
.topbar nav .nav-login .nav-action-icon,
.topbar nav .desktop-language .nav-action-icon,
.topbar nav .nav-logout .nav-action-icon{color:var(--muted);}.topbar nav .account-link.nav-action{border:0;background:transparent;color:var(--muted);box-shadow:none;}.topbar nav .nav-action:hover .nav-action-icon{transform:translateY(-1px);}.topbar nav .nav-action-icon{transition:color .18s ease, transform .18s ease;}.admin-dashboard-link{height:42px;padding-inline:16px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--text);font-size:12px;font-weight:600;}.topbar nav .admin-view-site{width:46px;min-width:46px;height:46px;padding:0;display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:12px;background:transparent;color:var(--muted);}.topbar nav .admin-view-site:hover{background:color-mix(in srgb,var(--card) 72%,transparent);color:var(--heading);}@media (min-width: 721px){body.app-viewport-shell > .topbar{height:72px;}body.app-viewport-shell > .topbar .logo{width:54px;height:54px;}body.app-viewport-shell > .topbar nav{gap:3px;padding:3px;border:1px solid color-mix(in srgb,var(--line) 78%,transparent);border-radius:14px;background:color-mix(in srgb,var(--card) 72%,transparent);}body.app-viewport-shell > .topbar nav > * + *::before{display:none;}body.app-viewport-shell > .topbar nav .nav-action,
  body.app-viewport-shell > .topbar nav .appearance-toggle,
  body.app-viewport-shell > .topbar nav .logout-menu-button{width:38px;min-width:38px;height:38px;padding:0;border-radius:10px;}body.app-viewport-shell > .topbar nav .nav-action-icon{width:22px;height:22px;}.topbar nav{gap:14px;}.topbar nav > *{position:relative;}.topbar nav > form{display:inline-flex;}.topbar nav > * + *::before{position:absolute;inset-block-start:50%;inset-inline-start:-7px;width:1px;height:22px;border-radius:99px;background:rgba(116,125,133,.34);content:"";transform:translateY(-50%);pointer-events:none;}.topbar nav .account-chip,
  .topbar nav .leaderboard-link,
  .topbar nav .admin-dashboard-link,
  .topbar nav .contact-nav-link,
  .topbar nav .desktop-language{height:42px;padding-inline:6px;border:0;border-radius:8px;background:transparent;color:var(--text);box-shadow:none;transition:color .18s ease, background-color .18s ease;}.topbar nav .appearance-toggle{height:42px;padding-inline:6px;border:0;border-radius:8px;color:var(--text);box-shadow:none;transition:color .18s ease, background-color .18s ease;}.topbar nav .logout-menu-button{height:42px;padding-inline:6px;border:0;border-radius:8px;background:transparent;box-shadow:none;transition:color .18s ease, background-color .18s ease;}.topbar nav .account-chip{padding-inline-start:3px;}.topbar nav .account-chip:hover,
  .topbar nav .leaderboard-link:hover,
  .topbar nav .admin-dashboard-link:hover,
  .topbar nav .contact-nav-link:hover,
  .topbar nav .desktop-language:hover,
  .topbar nav .logout-menu-button:hover{background:var(--soft);color:var(--heading);}.topbar nav .appearance-toggle,
  .topbar nav .appearance-toggle:hover,
  .topbar nav .appearance-toggle:focus,
  .topbar nav .appearance-toggle:active{background:transparent;}.topbar nav .logout-menu-button{color:var(--muted);}}button:focus,
a:focus{outline:none;}button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible{outline:2px solid #7b8288;outline-offset:3px;}.password-field{position:relative;display:block;}.auth-card .password-field input{padding-right:76px;}.password-toggle{position:absolute;right:7px;left:auto;inset-block-start:50%;height:44px;min-width:60px;padding:0 9px;border:0;border-radius:8px;background:var(--soft);color:var(--brand-dark);cursor:pointer;font-size:14px;font-weight:600;line-height:1;transform:translateY(-50%);}.password-toggle:hover{background:color-mix(in srgb,var(--brand) 13%,var(--soft));}.login-auth-shell .auth-bilingual{display:grid;justify-items:center;gap:3px;text-align:center;}.login-auth-shell .auth-bilingual > small{color:var(--muted);font-size:11px;line-height:1.45;}.google-button{position:relative;padding-inline:54px;}.login-auth-shell .google-button{height:auto;min-height:56px;padding:8px 54px;}.google-gmail-mark{position:absolute;inset-inline-start:13px;width:32px;height:32px;display:grid;place-items:center;padding:6px;border:1px solid #d9dce1;border-radius:9px;background:#fff;box-shadow:0 2px 7px rgba(8,10,9,.12);}.gmail-logo-svg{width:100%;height:100%;display:block;}.login-auth-shell .auth-button-copy{display:grid;justify-items:center;gap:2px;line-height:1.2;}.login-auth-shell .google-button .auth-button-copy b{color:inherit;font:inherit;font-size:14px;font-weight:750;}.login-auth-shell .auth-button-copy small{color:inherit;font-size:10px;font-weight:650;opacity:.82;}.login-auth-shell .auth-or > span{display:grid;justify-items:center;gap:1px;line-height:1.15;}.login-auth-shell .auth-or b{font-size:12px;}.login-auth-shell .auth-or small{font-size:9px;}.auth-field-label{display:flex;align-items:baseline;justify-content:space-between;gap:12px;}.auth-field-label b{font-size:13px;}.auth-field-label small{color:var(--muted);font-size:10px;font-weight:600;}.auth-card .password-field input{padding-right:58px;}.password-field input::-ms-reveal,
.password-field input::-ms-clear{display:none;}.password-field input::-webkit-credentials-auto-fill-button{display:none;visibility:hidden;pointer-events:none;}.password-eye-toggle{width:42px;min-width:42px;padding:0;display:grid;place-items:center;border:0;border-radius:0;background:transparent;box-shadow:none;cursor:pointer;}.auth-card .password-eye-toggle{appearance:none;background:transparent;background-color:transparent;border:0;box-shadow:none;}.password-eye-toggle:hover,
.password-eye-toggle:focus,
.password-eye-toggle:active{border:0;background:transparent;box-shadow:none;}.password-eye-toggle svg{grid-area:1 / 1;width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.password-eye-toggle .password-eye-closed{display:none;}.password-eye-toggle[data-visible="1"] .password-eye-open{display:none;}.password-eye-toggle[data-visible="1"] .password-eye-closed{display:block;}.auth-inline-bilingual{display:inline-flex;align-items:baseline;gap:7px;}.auth-inline-bilingual b{font-size:12px;}.auth-inline-bilingual small{color:var(--muted);font-size:9px;font-weight:600;}.auth-primary-bilingual{min-height:54px;display:grid;place-content:center;gap:1px;line-height:1.15;}.auth-primary-bilingual b{font-size:15px;}.auth-primary-bilingual small{color:inherit;font-size:10px;font-weight:650;opacity:.82;}.login-auth-shell .auth-switch.auth-bilingual{gap:1px;}.forgot-password-link{width:fit-content;margin-top:-3px;color:var(--brand-dark);font-size:12px;font-weight:600;}.login-auth-shell .forgot-password-link.auth-inline-bilingual{width:100%;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:10px;direction:ltr;margin-top:0;}.login-auth-shell .forgot-password-link.auth-inline-bilingual b{grid-column:2;text-align:right;}.login-auth-shell .forgot-password-link.auth-inline-bilingual small{grid-column:1;grid-row:1;text-align:left;}.guest-transfer-card{max-width:520px;}.guest-transfer-profile{margin:18px 0;padding:16px;display:grid;gap:3px;border:1px solid var(--line);border-radius:16px;background:var(--soft);text-align:center;}.guest-transfer-profile strong{color:var(--heading);font-size:20px;}.guest-transfer-profile small,
.guest-transfer-note{color:var(--muted);font-size:12px;}.guest-transfer-actions{display:grid;gap:10px;}.guest-transfer-actions button{width:100%;min-height:50px;}.guest-transfer-note{margin-top:14px;display:block;text-align:center;line-height:1.6;}html[dir="rtl"] .forgot-password-link{justify-self:end;}.compact-auth-card{text-align:start;}.compact-auth-card .primary{width:100%;}.email-code-input{text-align:center;font-size:24px;font-weight:600;letter-spacing:.35em;}.resend-code-form{margin-top:12px;}.resend-code-form button{width:100%;min-height:42px;border:0;background:transparent;color:var(--brand-dark);cursor:pointer;font-size:12px;font-weight:600;}.logo{width:60px;height:60px;display:grid;place-items:center;flex:0 0 auto;border:0;border-radius:0;padding:0;overflow:visible;box-shadow:none;font-size:0;}.logo img{width:100%;height:100%;display:block;object-fit:contain;}.subject-icon{border:1px solid color-mix(in srgb, var(--accent) 32%, var(--line));border-radius:18px;background:color-mix(in srgb, var(--accent) 9%, var(--card));color:color-mix(in srgb, var(--accent) 68%, var(--heading));font-size:17px;font-weight:600;letter-spacing:.06em;}.grade-card,
.subject-card,
.features,
.admin-card,
.lesson-list a{box-shadow:var(--shadow);}.grade-card:hover,
.grade-card.active{background:color-mix(in srgb, var(--brand) 5%, var(--card));}.grade-card > span,
.step-heading > b{border-radius:14px;}.welcome-badge{border:1px solid var(--line);background:var(--card);}.hero-logo-stage{position:relative;display:inline-grid;place-items:center;min-width:min(620px, 92vw);padding:18px 30px 25px;perspective:900px;isolation:isolate;}.hero-logo-stage::before{content:"";position:absolute;z-index:-1;width:75%;height:48%;inset-block-end:6px;border-radius:50%;background:color-mix(in srgb,var(--brand) 18%,transparent);filter:blur(32px);animation:logoGlow 4s ease-in-out infinite;}.hero-3d-title{position:relative;margin:0;line-height:.95;transform-style:preserve-3d;animation:logoFloat 4.8s ease-in-out infinite;}.hero-3d-title > span{display:block;padding:8px 18px 16px;background:none;color:#50575d;-webkit-text-fill-color:#50575d;font-size:clamp(72px,11vw,138px);font-weight:500;letter-spacing:-.025em;text-shadow:0 6px 16px rgba(52,58,64,.15);}.hero-3d-title small{display:block;margin-top:8px;color:#747d85;font-size:12px;font-weight:500;letter-spacing:.5em;direction:ltr;}@keyframes logoFloat{0%,100%{transform:rotateX(2deg) translateY(0);}50%{transform:rotateX(-1deg) translateY(-6px);}}@keyframes logoGlow{0%,100%{opacity:.45;transform:scale(.92);}50%{opacity:.8;transform:scale(1.05);}}@media (prefers-reduced-motion: reduce){.hero-3d-title,
  .hero-3d-title>span,
  .hero-logo-stage::before{animation:none;}}@media (max-width:600px){.hero-logo-stage{width:100%;min-width:0;max-width:100%;padding-inline:4px;}.hero-3d-title{width:100%;max-width:100%;}.hero-3d-title > span{padding-inline:0;font-size:clamp(50px,18vw,72px);white-space:nowrap;}html[lang="en"] .hero-3d-title > span{font-size:clamp(43px,14.5vw,56px);letter-spacing:-.045em;}.hero-3d-title small{letter-spacing:.28em;}}.primary{transition:background-color .2s ease,transform .2s ease,box-shadow .2s ease;}.account-link{background:color-mix(in srgb,var(--brand) 28%,#4f5963);color:#fff;box-shadow:0 7px 18px rgba(39,39,45,.12);transition:background-color .2s ease,transform .2s ease,box-shadow .2s ease;}.primary:hover,
.account-link:hover{background:color-mix(in srgb,var(--brand) 38%,#46505a);box-shadow:0 10px 24px rgba(39,39,45,.16);transform:translateY(-1px);}.empty-mark{width:44px;height:44px;display:block;position:relative;margin:0 auto 10px;border:1px solid var(--line);border-radius:50%;}.empty-mark::before,
.empty-mark::after{content:"";position:absolute;inset-inline-start:12px;width:18px;height:2px;border-radius:2px;background:var(--brand);}.empty-mark::before{top:16px;}.empty-mark::after{top:24px;}.friendly-empty > b{display:none;}[data-grade-intro][hidden],
[data-grade-picker][hidden],
[data-gender-step][hidden],
[data-home-how][hidden]{display:none;}.gender-step.screen-enter{animation:screenEnter .32s ease both;min-height:calc(100vh - 130px);padding-top:36px;}.subject-step.screen-enter{animation:screenEnter .32s ease both;min-height:calc(100vh - 130px);padding-top:48px;}.change-grade-button{margin-bottom:24px;padding:9px 14px;border:1px solid var(--line);border-radius:11px;background:color-mix(in srgb,var(--card) 88%,transparent);color:var(--text);cursor:pointer;}.topbar [data-theme]{display:none;}@keyframes screenEnter{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}@media print{body{display:none;}}.welcome-hero{padding-block:38px 20px;}.welcome-hero p{margin-top:8px;}.grade-step{padding-block:22px;}.kid-how{padding-top:34px;padding-bottom:28px;}.how-it-works h2{margin-bottom:12px;}.features{margin-block:18px;}.features article{padding:20px 22px;}.features h3{margin:8px 0 3px;}.kid-how .features article{text-align:center;}.how-card-image{display:block;width:150px;height:138px;margin:6px auto 0;object-fit:contain;}[data-gender-image="girl"]{display:none;}:root[data-student-gender="girl"] [data-gender-image="boy"]{display:none;}:root[data-student-gender="girl"] [data-gender-image="girl"]{display:block;}.gender-selection-grid{width:min(680px, 100%);margin:18px auto 0;display:grid;grid-template-columns:repeat(2, minmax(0,1fr));gap:16px;}.gender-selection-card{min-width:0;padding:18px;border:1px solid var(--line);border-radius:22px;background:var(--card);color:var(--heading);box-shadow:var(--shadow);cursor:pointer;transition:transform .2s ease, border-color .2s ease;}.gender-selection-card:hover{transform:translateY(-3px);border-color:var(--brand);}.gender-selection-card img{display:block;width:160px;height:145px;margin:0 auto 6px;object-fit:contain;}.gender-selection-card strong{display:block;font-size:22px;font-weight:600;}:root[data-student-gender="boy"] [data-student-gender="boy"],
:root[data-student-gender="girl"] [data-student-gender="girl"]{border-color:var(--brand-dark);background:var(--brand-dark);color:#fff;}.gender-gate{position:fixed;z-index:10000;inset:0;min-height:100dvh;overflow-y:auto;display:grid;align-items:start;justify-items:center;padding:76px 16px 28px;color:#3f464c;background-color:var(--board, #080a09);transition:background-color .32s ease;isolation:isolate;}.gender-gate-academic-pattern{position:fixed;z-index:0;opacity:.072;}.site-academic-pattern:not(.gender-gate-academic-pattern){opacity:.15;}@media (max-width: 720px){.site-academic-pattern:not(.gender-gate-academic-pattern){opacity:.13;}}.gender-gate-shell{position:relative;z-index:1;}.account-profile-gate-open .topbar{position:relative;z-index:10001;}.gender-gate.account-gate{inset-block-start:82px;min-height:calc(100dvh - 82px);padding-top:46px;}.gender-gate.account-gate .gender-gate-top-actions{display:none;}.gender-gate-top-actions{position:fixed;z-index:3;inset-block-start:12px;right:12px;display:flex;align-items:center;gap:6px;}.gender-gate-language,
.gender-gate-top-actions .appearance-toggle{width:44px;min-width:44px;height:44px;padding:0;display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:11px;background:transparent;color:var(--heading);box-shadow:none;line-height:1;}.gender-gate-language .nav-action-icon{width:23px;height:23px;transition:color .18s ease,transform .18s ease;}.gender-gate-language:hover{background:color-mix(in srgb,var(--card) 60%,transparent);color:var(--heading);}.gender-gate-language:hover .nav-action-icon{transform:translateY(-1px);}.gender-gate-language b{font-size:12px;}.gender-gate-shell{width:min(660px,100%);text-align:center;}.gender-gate-brand{display:flex;justify-content:center;margin-bottom:18px;}.gender-gate h1{margin:4px 0 7px;font-size:clamp(30px,5vw,48px);line-height:1.15;}.gender-gate-shell > p{margin:0 auto 18px;max-width:540px;color:#737c83;}.gender-gate-top-actions .appearance-control{position:static;}.gender-gate-top-actions .appearance-options{inset-inline:auto;right:0;}.guest-entry-card{width:min(440px, 100%);margin:28px auto 0;padding:clamp(20px, 5vw, 32px);border:1px solid var(--line);border-radius:24px;background:var(--card);color:var(--text);text-align:start;}.guest-entry-card[hidden], [data-guest-setup][hidden]{display:none;}.guest-entry-card h1{margin:0 0 12px;font-size:clamp(24px, 4vw, 30px);line-height:1.4;}.guest-entry-card > p{margin:0 0 24px;color:var(--muted);font-size:14px;line-height:1.7;}.guest-entry-bilingual{display:grid;justify-items:center;gap:3px;text-align:center;}.guest-entry-bilingual > span,
.guest-entry-bilingual > small{display:block;}.guest-entry-card h1.guest-entry-bilingual > small{color:var(--muted);font-size:.48em;font-weight:650;letter-spacing:.01em;}.guest-entry-card > p.guest-entry-bilingual > small{color:color-mix(in srgb,var(--muted) 88%,transparent);font-size:11px;line-height:1.45;}.guest-entry-action{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:48px;padding:12px 16px;border:1px solid var(--line);border-radius:12px;background:transparent;color:var(--heading);font-size:15px;font-weight:700;text-decoration:none;}.guest-entry-action-copy{display:grid;justify-items:center;gap:2px;line-height:1.2;}.guest-entry-action-copy b{font-size:18px;font-family:"Noto Sans Arabic", "Segoe UI", Tahoma, Arial, sans-serif;font-weight:650;}.guest-entry-action-copy small{font-size:13px;font-family:"Noto Sans Arabic", "Segoe UI", Tahoma, Arial, sans-serif;font-weight:550;opacity:.78;}.guest-entry-action:hover{background:var(--soft);}.guest-entry-signin,
.guest-entry-signin:hover{position:relative;background:var(--brand);color:var(--on-brand);border-color:var(--brand);}.guest-entry-signin .guest-entry-action-copy b,
.guest-entry-signin .guest-entry-action-copy small{color:var(--on-brand);opacity:1;}.guest-entry-signin .guest-entry-action-copy small{font-weight:750;}.guest-entry-gmail-mark{position:absolute;inset-inline-start:12px;width:30px;height:30px;display:grid;place-items:center;padding:5px;border-radius:8px;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.2);}.guest-entry-gmail-mark svg{width:100%;height:100%;display:block;}.guest-entry-action[data-guest-continue]{position:relative;isolation:isolate;overflow:hidden;border-color:#78cae9;background:linear-gradient(110deg,#9ddff7 0%,#bcebf3 42%,#f4a2bf 100%);color:#101416;box-shadow:0 10px 26px rgba(54,141,204,.28),0 0 0 3px rgba(157,223,247,.13);font-size:15px;font-weight:850;animation:guest-entry-cta-glow 2.3s ease-in-out infinite;}.guest-entry-action[data-guest-continue] .guest-entry-action-copy small{color:#101416;font-weight:800;opacity:1;text-shadow:none;}.guest-entry-action[data-guest-continue]::after{position:absolute;z-index:-1;inset-block:-50%;left:-36%;width:24%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.94),transparent);content:"";pointer-events:none;transform:skewX(-20deg);animation:guest-entry-cta-shine 2.7s ease-in-out infinite;}.guest-entry-action[data-guest-continue]:hover,
.guest-entry-action[data-guest-continue]:focus-visible{border-color:#f28caf;background:linear-gradient(110deg,#b7e9fb 0%,#d1f3f6 42%,#f7b1ca 100%);color:#080a09;box-shadow:0 13px 34px rgba(54,141,204,.36),0 0 0 4px rgba(242,140,175,.17);outline:0;transform:translateY(-2px) scale(1.015);}@keyframes guest-entry-cta-glow{0%,100%{box-shadow:0 9px 23px rgba(54,141,204,.24),0 0 0 2px rgba(157,223,247,.1);filter:brightness(1);}50%{box-shadow:0 13px 34px rgba(54,141,204,.42),0 0 18px rgba(242,140,175,.32),0 0 0 4px rgba(157,223,247,.18);filter:brightness(1.12);}}@keyframes guest-entry-cta-shine{0%,35%{left:-36%;opacity:0;}48%{opacity:1;}68%,100%{left:116%;opacity:0;}}@media (prefers-reduced-motion: reduce){.guest-entry-action[data-guest-continue],
  .guest-entry-action[data-guest-continue]::after{animation:none;}}.guest-entry-card > .guest-entry-help{margin:10px 0 0;font-size:12px;line-height:1.6;}.guest-entry-divider{display:flex;align-items:center;gap:12px;margin-block:18px;color:var(--heading);font-size:12px;}.guest-entry-divider::before, .guest-entry-divider::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,transparent,var(--line));}.guest-entry-divider::after{transform:scaleX(-1);}.guest-entry-divider > span{min-width:72px;min-height:28px;display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:3px 11px;border:1px solid color-mix(in srgb,var(--line) 72%,transparent);border-radius:999px;background:var(--card);box-shadow:0 3px 10px rgba(0,0,0,.06);line-height:1;}.guest-entry-divider b{font-size:12px;font-weight:750;}.guest-entry-divider i{color:var(--muted);font-size:8px;font-style:normal;opacity:.75;}.guest-entry-divider small{color:var(--heading);font-size:9px;font-weight:750;letter-spacing:.08em;}[data-guest-setup] > h1[tabindex="-1"]:focus{outline:none;}.profile-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px;text-align:start;}.profile-fields label{display:grid;gap:5px;color:#5e676e;font-size:12px;font-weight:600;}.profile-fields input,
.profile-fields select{width:100%;height:45px;padding:0 12px;border:1px solid #d5dade;border-radius:12px;background:#fff;color:#343a40;outline:none;}.profile-fields input:focus-visible,
.profile-fields select:focus-visible{border-color:#7b858d;outline:2px solid rgba(123,133,141,.18);}.gender-gate-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}.gender-gate-options button{min-width:0;padding:12px;border:1px solid #d5dade;border-radius:26px;box-shadow:0 16px 40px rgba(52,58,64,.09);cursor:pointer;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;}.gender-gate-options button:hover{transform:translateY(-4px);border:0;box-shadow:none;}.gender-gate-options button,
.gender-gate-options button:focus,
.gender-gate-options button:focus-visible,
.gender-gate-options button[aria-pressed="true"]{border:0;box-shadow:none;background:transparent;}.gender-gate-options button[aria-pressed="true"]{transform:none;border:0;box-shadow:none;}.gender-gate-options button[aria-pressed="true"] img{padding:0;border:0;border-radius:22px;outline:3px solid var(--brand);outline-offset:3px;background:transparent;box-shadow:0 8px 18px color-mix(in srgb,var(--brand) 20%,transparent);filter:none;}.gender-gate-options button[aria-pressed="true"] strong{color:var(--brand);}.gender-gate-options img{display:block;width:190px;height:175px;margin:0 auto 5px;object-fit:contain;}.gender-gate-options strong{display:block;font-size:24px;font-weight:600;}.saved-profile-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-top:16px;}.saved-profile-item{position:relative;min-width:0;}.saved-profile-grid form{min-width:0;}.saved-profile-card{width:100%;min-height:190px;padding:13px 10px;border:1px solid #d5dade;border-radius:20px;background:#fff;color:#42494f;box-shadow:0 12px 30px rgba(52,58,64,.08);cursor:pointer;}.saved-profile-card:hover{border-color:#9da7ae;transform:translateY(-2px);}.saved-profile-card img{display:block;width:112px;height:105px;margin:auto;object-fit:contain;}.gender-gate-options button:focus-visible img{outline:3px solid var(--brand);outline-offset:3px;box-shadow:0 8px 18px color-mix(in srgb,var(--brand) 20%,transparent);}.saved-profile-card .saved-profile-photo{width:var(--saved-profile-photo-size, 104px);height:var(--saved-profile-photo-size, 104px);margin-block-end:8px;border:1px solid var(--line);border-radius:50%;background:var(--card);object-fit:cover;box-shadow:none;}img.student-identity-photo{border:1px solid var(--line);border-radius:50%;background:var(--card);object-fit:cover;box-shadow:none;}.saved-profile-card strong{display:block;}.saved-profile-delete-form{position:absolute;z-index:2;inset-block-start:9px;inset-inline-end:9px;}.saved-profile-delete{font-size:12px;font-weight:700;cursor:pointer;}.saved-profile-delete:hover{border-color:#d98b8b;}.add-profile-panel{margin-top:14px;border:1px solid #d5dade;border-radius:16px;}.add-profile-panel summary{padding:10px 14px;font-weight:600;cursor:pointer;}.add-profile-panel .student-profile-create-form{padding:2px 14px 14px;}.account-empty-state{width:min(520px,100%);margin-inline:auto;padding:24px clamp(16px,4vw,26px);border:1px solid var(--line);border-radius:24px;background:color-mix(in srgb,var(--card) 94%,transparent);box-shadow:var(--shadow);}.account-empty-avatar{width:70px;height:70px;margin:0 auto 15px;display:grid;place-items:center;overflow:hidden;border-radius:50%;background:var(--brand);color:#fff;font-size:24px;font-weight:700;}.account-empty-avatar img{width:100%;height:100%;display:block;object-fit:cover;}.account-online-status{width:max-content;max-width:100%;margin:-7px auto 14px;padding:5px 11px;display:flex;align-items:center;justify-content:center;gap:7px;overflow:hidden;border:1px solid rgba(34,197,94,.28);border-radius:999px;color:#46505b;font-size:12px;font-weight:700;text-overflow:ellipsis;white-space:nowrap;}.account-online-status i{width:7px;height:7px;flex:0 0 7px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 3px rgba(34,197,94,.15),0 0 10px rgba(34,197,94,.42);}.account-empty-state h1{margin-block:4px 6px;font-size:clamp(23px,3vw,31px);line-height:1.25;}.account-empty-state > p{max-width:440px;margin:5px auto 20px;color:var(--muted);}.empty-add-profile{background:var(--soft);}.empty-add-profile summary{color:var(--heading);}.gender-privacy-note{display:block;margin-top:16px;color:#858d93;font-size:12px;}.profile-wizard-progress{width:min(244px,72%);margin:0 auto 16px;display:flex;align-items:center;}html[dir="rtl"] .profile-wizard-progress{direction:rtl;}html[dir="ltr"] .profile-wizard-progress{direction:ltr;}.profile-wizard-progress span{width:32px;height:32px;padding:0;flex:0 0 auto;display:grid;place-items:center;border:2px solid #9ca3af;border-radius:50%;background:#fff;color:#374151;box-shadow:0 3px 9px rgba(39,39,45,.08);font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1;text-align:center;transition:.2s ease;}.profile-wizard-progress span.active{border-color:color-mix(in srgb,var(--brand) 38%,#59636b);background:color-mix(in srgb,var(--brand) 34%,#59636b);color:#fff;}.profile-wizard-progress i{height:3px;flex:1;background:#b8bec5;}.profile-wizard-step[hidden]{display:none;}.profile-wizard-step[data-profile-name-step]{min-height:190px;padding-inline:14px;padding-block:18px;overflow:visible;display:flex;flex-direction:column;justify-content:center;}.profile-wizard-step > h2{margin:0;font-size:clamp(19px,2.6vw,25px);}.profile-wizard-step > p{margin:3px 0 13px;color:#737c83;font-size:13px;}.wizard-grade-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;}.wizard-grade-grid button{min-height:104px;padding:11px 10px;flex:0 1 calc((100% - 24px)/3);display:grid;grid-template-rows:auto auto;place-items:center;align-content:center;gap:7px;border:1px solid rgba(255,255,255,.42);border-radius:21px;background:#080a09;color:#fff;cursor:pointer;box-shadow:0 12px 30px rgba(0,0,0,.3);}.wizard-grade-grid button:hover{border-color:#fff;background:#111512;transform:translateY(-3px);}.wizard-grade-grid .wizard-grade-number{width:44px;height:44px;margin:0;padding:0;display:grid;place-items:center;border:2px solid #aeb5bd;border-radius:14px;background:#f3f4f6;color:#374151;font-size:21px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1;text-align:center;}.wizard-grade-grid .wizard-grade-copy{width:100%;min-width:0;display:block;color:inherit;line-height:1.25;}.wizard-grade-grid .wizard-grade-copy strong,
.wizard-grade-grid .wizard-grade-copy small{display:block;overflow-wrap:anywhere;}.wizard-grade-grid .wizard-grade-copy strong{color:inherit;font-size:13px;font-weight:650;}.wizard-name-field{width:min(430px,100%);margin:0 auto 13px;display:grid;gap:6px;text-align:start;color:#5e676e;font-size:12px;font-weight:600;}.wizard-name-field input{width:100%;height:54px;padding:0 15px;border:1px solid #cfd5d9;border-radius:14px;background:#fff;color:#343a40;font-size:18px;transition:border-color .2s ease, box-shadow .2s ease, background-color .2s ease;}.wizard-name-field input:focus-visible{border-color:var(--brand);outline:3px solid color-mix(in srgb,var(--brand) 15%,transparent);}.wizard-start{position:relative;isolation:isolate;overflow:hidden;width:min(430px,100%);margin-inline:auto;align-self:center;min-height:54px;justify-content:center;align-items:center;font-size:15px;transition:border-color .22s ease, background-color .22s ease, color .22s ease, box-shadow .22s ease, opacity .22s ease, transform .22s ease;}.wizard-start::after{position:absolute;z-index:-1;inset:-45% auto -45% -42%;width:34%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.72),transparent);opacity:0;transform:skewX(-18deg);content:"";pointer-events:none;}.wizard-start:disabled{cursor:not-allowed;opacity:.54;box-shadow:none;transform:none;}.wizard-start.is-ready{opacity:1;animation:wizard-ready-glow 1.8s ease-in-out infinite;}.wizard-start.is-ready::after{opacity:1;animation:wizard-ready-shine 2.2s ease-in-out infinite;}.profile-wizard-step > h2.profile-bilingual > small{margin-top:10px;color:var(--heading);font-size:14px;font-weight:700;line-height:1.35;opacity:.86;}.profile-wizard-step > p.profile-bilingual > small,
.wizard-name-field .profile-bilingual > small{color:var(--heading);font-size:13px;font-weight:650;line-height:1.4;opacity:.82;}.wizard-name-field .profile-bilingual{gap:1px;}@keyframes wizard-ready-glow{0%,100%{box-shadow:0 9px 22px color-mix(in srgb,var(--brand) 24%,transparent);}50%{box-shadow:0 12px 30px color-mix(in srgb,var(--brand) 46%,transparent),0 0 0 4px color-mix(in srgb,var(--brand) 10%,transparent);}}@keyframes wizard-ready-shine{0%,38%{inset-inline-start:-42%;}68%,100%{inset-inline-start:112%;}}.ui-back-link{width:fit-content;min-height:38px;padding:5px 10px 5px 6px;display:inline-flex;align-items:center;gap:9px;border:1px solid color-mix(in srgb,var(--line) 72%,#c5cad0);border-radius:999px;box-shadow:0 5px 16px rgba(39,39,45,.05);font-size:13px;font-weight:600;line-height:1.2;letter-spacing:0;word-spacing:0;transition:border-color .18s ease,color .18s ease,background-color .18s ease,transform .18s ease,box-shadow .18s ease;}html[dir="rtl"] .ui-back-link{padding:5px 6px 5px 10px;}.ui-back-arrow{width:27px;height:27px;flex:0 0 27px;display:grid;place-items:center;border-radius:50%;font-size:17px;font-weight:700;line-height:1;transition:background-color .18s ease,color .18s ease,transform .18s ease;}.ui-back-link:hover{color:var(--heading);box-shadow:0 8px 20px rgba(39,39,45,.08);transform:translateY(-1px);}.ui-back-link:hover .ui-back-arrow{background:var(--brand-dark);color:#fff;transform:translateX(-1px);}html[dir="rtl"] .ui-back-link:hover .ui-back-arrow{transform:translateX(1px);}.back.ui-back-link{margin-bottom:22px;}.curriculum-selection-page > .unit-back-top{display:flex;margin-top:0;margin-bottom:30px;}.curriculum-selection-page > .icon-only-back{width:42px;min-height:42px;padding:4px;justify-content:center;border:0;background:transparent;box-shadow:none;color:#fff;}.curriculum-selection-page > .icon-only-back .ui-back-arrow{width:32px;height:32px;background:transparent;color:#fff;}.lesson-page > .back.ui-back-link{gap:9px;margin-bottom:18px;}.lesson-mode-page-nav .ui-back-link{min-height:34px;padding-block:3px;font-size:12px;}.lesson-mode-page-nav .ui-back-arrow{width:25px;height:25px;flex-basis:25px;font-size:15px;}.admin-detail-back .ui-back-link,
.scan-back.ui-back-link{margin-bottom:14px;text-decoration:none;}.auth-switch .ui-back-link{margin-inline:auto;}.session-nav button{gap:10px;}.session-nav-arrow{min-width:1.2em;margin-inline:2px;display:inline-grid;place-items:center;font-size:1.16em;line-height:1;}.lesson-list a > b{padding:0;display:grid;place-items:center;border:1px solid #aeb5bd;background:#f3f4f6;color:#374151;font-weight:800;font-variant-numeric:tabular-nums;line-height:1;text-align:center;}.lesson-list a.locked{opacity:.9;}.lock-badge{width:36px;height:36px;margin-inline-start:auto;flex:0 0 36px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--line) 72%,#aeb5bd);border-radius:12px;background:color-mix(in srgb,var(--soft) 32%,var(--card));color:#626b73;box-shadow:inset 0 1px 0 rgba(255,255,255,.7),0 5px 14px rgba(39,39,45,.06);}.lock-badge svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.lesson-list a.locked:hover .lock-badge{border-color:color-mix(in srgb,var(--brand) 35%,#aeb5bd);color:var(--brand-dark);transform:translateY(-1px);}.profile-bilingual{display:grid;justify-items:center;gap:2px;}.profile-bilingual > small{color:var(--muted);font-size:14px;line-height:1.65;font-size:.48em;font-weight:650;line-height:1.25;}.profile-setup-heading{font-size:clamp(25px,3.5vw,36px);text-align:center;display:grid;gap:10px;}.profile-setup-heading > small{font-size:.38em;}.gender-gate-options strong.profile-bilingual{display:grid;justify-items:center;gap:4px;font-weight:600;line-height:1.2;text-shadow:none;}.gender-gate-options strong.profile-bilingual > span{font-family:inherit;font-weight:600;text-shadow:none;}.gender-gate-options strong.profile-bilingual > small{margin-top:1px;color:var(--heading);font-family:inherit;font-size:15px;font-weight:600;letter-spacing:.03em;line-height:1.15;opacity:.92;text-shadow:none;}.wizard-grade-grid .profile-bilingual > small,
.wizard-start .profile-bilingual > small,
.wizard-back .profile-bilingual > small{color:inherit;font-size:10px;opacity:.78;}.wizard-start .profile-bilingual > small{font-size:12px;font-weight:700;opacity:.9;}.wizard-back .profile-bilingual > small{font-size:11px;opacity:.84;}.nav-profile-copy{display:none;}.nav-student-menu{position:relative;display:inline-flex;}.topbar nav .nav-student-trigger.nav-action{border:0;background:transparent;color:var(--heading);box-shadow:none;cursor:pointer;}.nav-student-avatar,
.nav-student-option-avatar{position:relative;overflow:hidden;display:grid;place-items:center;flex:0 0 auto;border:1px solid color-mix(in srgb,var(--heading) 24%,var(--line));border-radius:50%;background:color-mix(in srgb,var(--brand) 12%,var(--card));color:var(--heading);font-weight:800;line-height:1;}.nav-student-avatar{width:35px;height:35px;font-size:15px;box-shadow:0 3px 10px rgba(0,0,0,.12);}.nav-student-avatar img,
.nav-student-option-avatar img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}.nav-student-initial[hidden]{display:none;}.nav-student-chevron{display:none;width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;transition:transform .2s ease;}.nav-student-trigger[aria-expanded="true"] .nav-student-chevron{transform:rotate(180deg);}.nav-student-options{position:absolute;z-index:520;inset-block-start:calc(100% + 10px);inset-inline-start:auto;left:0;right:auto;width:min(294px,calc(100vw - 24px));max-height:calc(100dvh - 96px);overflow-y:auto;overscroll-behavior:contain;padding:10px;display:grid;gap:6px;border:1px solid var(--line);border-radius:16px;background:var(--card);color:var(--text);box-shadow:0 18px 44px rgba(0,0,0,.18),var(--shadow);}.nav-student-options[hidden]{display:none;}.nav-student-options > strong{padding:4px 7px 7px;color:var(--muted);font-size:12px;}.nav-student-options form{min-width:0;margin:0;}.nav-student-profile-row{position:relative;min-width:0;}.nav-student-profile-row > form:first-child{width:100%;}.nav-student-profile-row:has(.nav-student-delete) .nav-student-option{padding-inline-end:42px;}.nav-student-delete-form{position:absolute;z-index:2;top:50%;inset-inline-end:7px;transform:translateY(-50%);}.nav-student-delete{width:32px;height:32px;padding:0;display:grid;place-items:center;border:0;border-radius:9px;background:transparent;color:var(--danger);cursor:pointer;}.nav-student-delete:hover,
.nav-student-delete:focus-visible{background:color-mix(in srgb,var(--danger) 14%,transparent);outline:2px solid color-mix(in srgb,var(--danger) 28%,transparent);}.nav-student-delete svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;}.nav-student-option{width:100%;min-height:58px;padding:7px 8px;display:grid;grid-template-columns:42px minmax(0,1fr) 20px;align-items:center;gap:10px;border:1px solid transparent;border-radius:12px;background:transparent;color:var(--text);text-align:start;cursor:pointer;transition:background .16s ease,border-color .16s ease,transform .16s ease;}.nav-student-option:hover,
.nav-student-option:focus-visible{border-color:var(--line);background:var(--soft);outline:0;transform:translateY(-1px);}.nav-student-option.is-current{border-color:color-mix(in srgb,var(--brand) 42%,var(--line));background:color-mix(in srgb,var(--brand) 9%,var(--card));}.nav-student-option-avatar{width:42px;height:42px;font-size:14px;}.nav-student-option > span:nth-child(2){min-width:0;display:grid;gap:2px;}.nav-student-option b,
.nav-student-option small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}.nav-student-option b{color:var(--heading);font-size:13px;}.nav-student-option small{color:var(--muted);font-size:11px;}.nav-student-option > svg{width:19px;height:19px;fill:none;stroke:var(--brand-dark);stroke-width:2;opacity:0;}.nav-student-option.is-current > svg{opacity:1;}.nav-student-menu-actions{margin-top:4px;padding-top:9px;display:grid;gap:6px;border-top:1px solid var(--line);}.nav-student-menu-actions form{margin:0;}.nav-student-add,
.nav-student-logout{width:100%;min-height:44px;padding:8px 11px;display:flex;align-items:center;justify-content:flex-start;gap:9px;border:1px solid var(--line);border-radius:11px;font-size:12px;font-weight:700;text-align:start;cursor:pointer;transition:transform .16s ease,background .16s ease,border-color .16s ease;}.nav-student-add{background:var(--card);color:var(--heading);}.nav-student-add:hover,
.nav-student-add:focus-visible{border-color:color-mix(in srgb,var(--brand) 48%,var(--line));background:var(--soft);outline:0;transform:translateY(-1px);}.nav-student-logout{border-color:#c83e4d;background:#c83e4d;color:#fff;box-shadow:0 6px 14px rgba(151,32,45,.18);}.nav-student-logout:hover,
.nav-student-logout:focus-visible{border-color:#a92334;background:#a92334;outline:0;transform:translateY(-1px);}.nav-student-add svg,
.nav-student-logout svg{width:19px;height:19px;flex:0 0 19px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}body.app-viewport-shell > .topbar nav .nav-student-avatar{width:31px;height:31px;}@media (max-width: 720px){.topbar nav > .nav-student-menu{width:100%;grid-column:1 / -1;display:grid;}.topbar nav .nav-student-trigger.nav-account{width:100%;margin-block-end:0;border:1px solid color-mix(in srgb,var(--line) 65%,transparent);border-radius:13px;background:linear-gradient(135deg,color-mix(in srgb,var(--soft) 76%,var(--card)),var(--card));box-shadow:inset 0 1px 0 color-mix(in srgb,#fff 42%,transparent);}.topbar nav .nav-student-avatar{width:38px;height:38px;}.nav-student-chevron{display:block;margin-inline-start:auto;}.nav-student-options{position:static;width:100%;max-width:none;margin-block:5px 9px;padding:11px;gap:8px;border-color:color-mix(in srgb,var(--line) 72%,transparent);border-radius:15px;background:color-mix(in srgb,var(--card) 90%,var(--soft));box-shadow:inset 0 1px 0 color-mix(in srgb,#fff 45%,transparent);max-height:min(60dvh,480px);overflow-y:auto;}.nav-student-options > strong{padding:3px 5px 6px;color:var(--heading);font-size:12px;font-weight:750;}.nav-student-option{min-height:60px;padding:8px 10px;border-color:color-mix(in srgb,var(--line) 58%,transparent);border-radius:13px;background:color-mix(in srgb,var(--card) 92%,transparent);}.nav-student-option.is-current{border-color:color-mix(in srgb,var(--brand) 58%,var(--line));background:color-mix(in srgb,var(--brand) 12%,var(--card));box-shadow:0 7px 18px color-mix(in srgb,var(--brand) 10%,transparent);}.nav-student-menu-actions{margin-top:2px;padding-top:10px;gap:7px;border-color:color-mix(in srgb,var(--line) 66%,transparent);}.nav-student-add,
  .nav-student-logout{min-height:45px;padding-inline:12px;border-radius:12px;}.topbar nav .nav-account{width:100%;min-height:56px;height:auto;grid-column:1 / -1;justify-content:flex-start;gap:10px;padding:10px;margin-block-end:4px;border-radius:10px;text-align:start;}.topbar nav .nav-account > .nav-action-icon{width:36px;height:36px;padding:7px;border:1px solid var(--line);border-radius:50%;}.topbar nav .nav-account > .nav-action-label{display:none;}.topbar nav .nav-account .nav-profile-copy{display:grid;flex:1;min-width:0;justify-items:start;gap:2px;line-height:1.4;}.nav-profile-copy bdi{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--heading);font-size:14px;font-weight:700;}.nav-profile-copy small{color:var(--muted);font-size:12px;}}.landing-page{--landing-pink:#f28caf;--landing-pink-soft:#fff2f6;--landing-blue:#bfe7f8;--landing-blue-strong:#368dcc;--landing-cosmos-base:color-mix(in srgb,var(--bg) 92%,#071526);--landing-cosmos-center:rgba(12,32,52,.62);--landing-star:color-mix(in srgb,var(--text) 19%,transparent);--landing-desk-top:#738da0;--landing-desk-mid:#446478;--landing-desk-bottom:#254153;--landing-desk-outline:rgba(217,241,251,.55);--landing-desk-shadow:rgba(18,45,61,.38);position:relative;isolation:isolate;width:100%;height:100%;min-height:0;display:grid;grid-template-rows:auto auto;align-content:center;overflow:hidden;color:var(--text);background:transparent;}.landing-ambient-flow{position:absolute;z-index:0;inset:0;overflow:hidden;pointer-events:none;}.landing-ambient-flow svg{width:100%;height:100%;display:block;}.landing-flow-line{fill:none;stroke-width:2;stroke-linecap:round;stroke-dasharray:.12 .06;opacity:.2;animation:landing-flow-drift 14s linear infinite;}.landing-flow-line-blue{stroke:url(#landingFlowBlue);}.landing-flow-line-pink{stroke:url(#landingFlowPink);animation-direction:reverse;animation-duration:17s;}.landing-flow-line-soft{stroke:url(#landingFlowBlue);stroke-width:1.2;opacity:.12;animation-duration:21s;}.landing-flow-line-green{stroke:url(#landingFlowGreen);opacity:.16;animation-duration:19s;}.landing-flow-line-red{stroke:url(#landingFlowRed);opacity:.14;animation-direction:reverse;animation-duration:23s;}@keyframes landing-flow-drift{to{stroke-dashoffset:-1;}}.landing-hero,
.landing-catalog{position:relative;z-index:1;}.landing-shell .app-viewport-content{overflow:hidden;}.landing-page :is(a,button){-webkit-tap-highlight-color:transparent;}.landing-hero-visual::before{display:none;}.landing-scene{position:absolute;inset:0;pointer-events:none;}.landing-scene{z-index:2;perspective:1100px;}.landing-challenge-picture{position:absolute;z-index:3;top:-10%;left:7%;width:clamp(245px,27%,290px);display:block;pointer-events:auto;transform:rotate(-1.5deg);transform-origin:50% 4%;cursor:pointer;text-decoration:none;}.landing-challenge-picture img{width:100%;height:auto;display:block;filter:drop-shadow(0 11px 10px rgba(42,25,14,.24));transition:filter .25s ease;}.landing-challenge-picture::before{content:"";position:absolute;z-index:3;top:-.5%;left:53.4%;width:18px;height:18px;box-sizing:border-box;border:2px solid #f8e6bd;border-radius:50%;pointer-events:none;background:radial-gradient(circle at 34% 27%,#fff 0 9%,#ddc9a9 18%,#92785f 42%,#4a3627 69%,#1b120d 100%);box-shadow:0 3px 5px rgba(32,20,12,.48),0 0 0 3px rgba(75,45,24,.16),0 0 10px rgba(255,239,184,.42);transform:translate(-50%,-18%);}.landing-challenge-picture::after{content:"";position:absolute;z-index:2;top:31%;right:6%;bottom:5%;left:6%;overflow:hidden;border-radius:19% 19% 22% 22% / 24% 24% 18% 18%;pointer-events:none;opacity:0;background-image:linear-gradient(112deg,transparent 38%,rgba(255,255,255,.08) 44%,rgba(255,249,215,.5) 50%,rgba(255,255,255,.1) 56%,transparent 62%);background-repeat:no-repeat;background-size:280% 100%;background-position:160% 0;animation:landing-challenge-picture-glint 4.8s ease-in-out 1.2s infinite;}@keyframes landing-challenge-picture-glint{0%,62%{opacity:0;background-position:160% 0;}69%{opacity:.5;}82%{opacity:.42;}89%,100%{opacity:0;background-position:-160% 0;}}.landing-challenge-picture:is(:hover,:focus-visible) img{filter:drop-shadow(0 15px 13px rgba(42,25,14,.32)) brightness(1.04);}.landing-challenge-picture:active img{filter:drop-shadow(0 8px 8px rgba(42,25,14,.24)) brightness(.98);}.landing-challenge-picture:focus-visible{border-radius:22px;outline:4px solid #1e87bd;outline-offset:2px;}.landing-desk-surface{position:absolute;z-index:2;inset:auto 3.5% 4% 3.5%;height:31%;border:1px solid var(--landing-desk-outline);border-radius:32% 32% 9% 9% / 18% 18% 8% 8%;background:radial-gradient(ellipse at 24% 4%,rgba(235,248,255,.23),transparent 38%),
    radial-gradient(ellipse at 80% 6%,rgba(127,190,215,.2),transparent 38%),
    repeating-linear-gradient(3deg,rgba(214,239,250,.07) 0 2px,rgba(17,43,60,.08) 2px 5px,transparent 5px 13px),
    linear-gradient(178deg,var(--landing-desk-top) 0%,var(--landing-desk-mid) 42%,var(--landing-desk-bottom) 100%);box-shadow:0 2px 0 rgba(255,255,255,.18) inset;clip-path:polygon(4% 0,96% 0,100% 100%,0 100%);transform-origin:center bottom;}.landing-book-stack{position:absolute;z-index:5;inset:auto auto 13% 1.5%;width:25%;aspect-ratio:867 / 1008;filter:none;transform-origin:center bottom;}.landing-book-stack-art{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:contain;}.landing-scene-students,
.landing-scene-tablet{position:absolute;width:auto;display:block;object-fit:contain;object-position:center bottom;filter:none;}.landing-scene-students{z-index:4;height:96%;inset:auto auto 3% 23%;}.landing-scene-tablet{z-index:6;height:60%;inset:auto 2.5% 10% auto;}.landing-hero-visual.is-preparing :is(.landing-desk-surface,.landing-challenge-picture,.landing-scene-students,.landing-scene-tablet,.landing-book-stack){opacity:0;}.landing-hero-visual.is-preparing .landing-desk-surface{transform:translate3d(0,145%,0) rotateX(-12deg);}.landing-hero-visual.is-preparing .landing-challenge-picture{transform:translate3d(0,-62%,0) rotate(-7deg) scale(.94);}.landing-hero-visual.is-preparing .landing-scene-students{transform:translate3d(0,-108%,0) scale(.96);}.landing-hero-visual.is-preparing .landing-scene-tablet{transform:translate3d(118%,5%,0) rotate(5deg);}.landing-hero-visual.is-preparing .landing-book-stack{transform:translate3d(-3%,-230%,0) rotate(-7deg) scale(.96);}.landing-hero-visual.is-assembling .landing-desk-surface{animation:landing-table-rise 1.04s cubic-bezier(.2,.85,.28,1.1) both;}.landing-hero-visual.is-assembling .landing-challenge-picture{animation:landing-challenge-hang 1.15s cubic-bezier(.16,1,.3,1) .42s both;}.landing-hero-visual.is-assembling .landing-scene-students{animation:landing-students-settle 1.52s cubic-bezier(.16,1,.3,1) .24s both;}.landing-hero-visual.is-assembling .landing-scene-tablet{animation:landing-laptop-slide 1.28s cubic-bezier(.16,1,.3,1) .84s both;}.landing-hero-visual.is-assembling .landing-book-stack{animation:landing-books-fall 1.44s cubic-bezier(.18,.86,.24,1.08) .44s both;}.landing-page.is-landing-preparing .landing-grade-grid{opacity:0;}.landing-page.is-landing-assembling .landing-grade-grid{animation:landing-grades-reveal .42s ease-out .72s both;}@keyframes landing-grades-reveal{from{opacity:0;transform:translateY(18px);}to{opacity:1;transform:translateY(0);}}@keyframes landing-table-rise{0%{opacity:0;transform:translate3d(0,145%,0) rotateX(-12deg);}76%{opacity:1;transform:translate3d(0,-2%,0) rotateX(1deg);}100%{opacity:1;transform:translate3d(0,0,0) rotateX(0);}}@keyframes landing-challenge-hang{0%{opacity:0;transform:translate3d(0,-62%,0) rotate(-7deg) scale(.94);}72%{opacity:1;transform:translate3d(0,2%,0) rotate(2.5deg) scale(1.01);}100%{opacity:1;transform:translate3d(0,0,0) rotate(-1.5deg) scale(1);}}@keyframes landing-students-settle{0%{opacity:0;transform:translate3d(0,-108%,0) scale(.96);}76%{opacity:1;transform:translate3d(0,1.2%,0) scale(1);}100%{opacity:1;transform:translate3d(0,0,0) scale(1);}}@keyframes landing-books-fall{0%{opacity:0;transform:translate3d(-3%,-230%,0) rotate(-7deg) scale(.96);}68%{opacity:1;transform:translate3d(0,5%,0) rotate(1.2deg) scale(1.01,.985);}84%{opacity:1;transform:translate3d(0,-1.2%,0) rotate(-.35deg) scale(.998,1.004);}100%{opacity:1;transform:translate3d(0,0,0) rotate(0) scale(1);}}@keyframes landing-laptop-slide{0%{opacity:0;transform:translate3d(118%,5%,0) rotate(5deg);}100%{opacity:1;transform:translate3d(0,0,0) rotate(0);}}@media (max-width: 760px){.landing-hero-visual.is-assembling .landing-desk-surface{animation-duration:.72s;}.landing-hero-visual.is-assembling .landing-challenge-picture{animation-duration:.82s;animation-delay:.24s;}.landing-hero-visual.is-assembling .landing-scene-students{animation-duration:1.04s;animation-delay:.12s;}.landing-hero-visual.is-assembling .landing-scene-tablet{animation-duration:.92s;animation-delay:.56s;}.landing-hero-visual.is-assembling .landing-book-stack{animation-duration:.96s;}.landing-page.is-landing-assembling .landing-grade-grid{animation-delay:.52s;}}.landing-curriculum-rain{position:fixed;z-index:0;inset:82px 0 44px;overflow:hidden;pointer-events:none;}.landing-curriculum-rain span{--rain-drift:18px;--rain-tilt:-4deg;--rain-color:#d84d7f;position:absolute;top:-54px;left:10%;display:block;color:var(--rain-color);font-size:18px;font-weight:900;letter-spacing:.01em;line-height:1;direction:rtl;white-space:nowrap;opacity:0;text-shadow:none;transform:translate3d(-50%,-60px,0) rotate(var(--rain-tilt));animation:landing-curriculum-fall 10.5s linear infinite;will-change:transform,opacity,filter;}.landing-curriculum-rain span:nth-child(1){left:5%;animation-delay:-1s;}.landing-curriculum-rain span:nth-child(2){--rain-color:#2588b5;--rain-drift:-24px;--rain-tilt:5deg;left:15%;animation-delay:-7.8s;animation-duration:12s;}.landing-curriculum-rain span:nth-child(3){--rain-color:#2c966a;--rain-drift:30px;--rain-tilt:-6deg;left:25%;animation-delay:-3.2s;animation-duration:11.2s;}.landing-curriculum-rain span:nth-child(4){--rain-color:color-mix(in srgb,#111 72%,var(--heading));--rain-drift:-18px;--rain-tilt:4deg;left:35%;animation-delay:-9.4s;animation-duration:12.8s;}.landing-curriculum-rain span:nth-child(5){--rain-color:#2588b5;--rain-drift:26px;--rain-tilt:-5deg;left:45%;animation-delay:-5.6s;animation-duration:11.7s;}.landing-curriculum-rain span:nth-child(6){--rain-color:#d84d7f;--rain-drift:-30px;--rain-tilt:6deg;left:55%;animation-delay:-1.8s;animation-duration:13.2s;}.landing-curriculum-rain span:nth-child(7){--rain-color:#2c966a;--rain-drift:14px;--rain-tilt:-3deg;left:65%;animation-delay:-10.6s;animation-duration:12.4s;}.landing-curriculum-rain span:nth-child(8){--rain-color:color-mix(in srgb,#111 72%,var(--heading));--rain-drift:-20px;--rain-tilt:5deg;left:75%;animation-delay:-4.7s;animation-duration:11.9s;}.landing-curriculum-rain span:nth-child(9){--rain-color:#d84d7f;--rain-drift:22px;--rain-tilt:-5deg;left:85%;animation-delay:-8.7s;animation-duration:13s;}.landing-curriculum-rain span:nth-child(10){--rain-color:#2588b5;--rain-drift:-26px;--rain-tilt:4deg;left:95%;animation-delay:-2.9s;animation-duration:12.3s;}.landing-curriculum-rain span:nth-child(11){--rain-color:#2c966a;--rain-drift:18px;--rain-tilt:-4deg;left:10%;animation-delay:-6.1s;animation-duration:13.4s;}.landing-curriculum-rain span:nth-child(12){--rain-color:#d84d7f;--rain-drift:-22px;--rain-tilt:5deg;left:30%;animation-delay:-11.2s;animation-duration:12.6s;}.landing-curriculum-rain span:nth-child(13){--rain-color:#2588b5;--rain-drift:28px;--rain-tilt:-6deg;left:50%;animation-delay:-4.1s;animation-duration:13.1s;}.landing-curriculum-rain span:nth-child(14){--rain-color:color-mix(in srgb,#111 72%,var(--heading));--rain-drift:-16px;--rain-tilt:4deg;left:70%;animation-delay:-9.9s;animation-duration:12.2s;}.landing-curriculum-rain span:nth-child(15){--rain-color:#2c966a;--rain-drift:24px;--rain-tilt:-5deg;left:90%;animation-delay:-1.4s;animation-duration:13.6s;}.landing-curriculum-rain span:nth-child(even){font-size:19px;font-weight:900;}@keyframes landing-curriculum-fall{0%{opacity:0;filter:brightness(.9);text-shadow:none;transform:translate3d(-50%,-60px,0) rotate(var(--rain-tilt));}5%,11%,18%,29%,36%,48%,57%,69%,77%,89%,96%{opacity:.14;filter:brightness(.72) saturate(.85);text-shadow:none;}7%,13%,20%,31%,38%,50%,59%,71%,79%,91%{opacity:1;filter:brightness(3.1) saturate(1.35);text-shadow:none;}8%,14%,21%,32%,39%,51%,60%,72%,80%,92%{opacity:.24;filter:brightness(.95);text-shadow:none;}9%,15%,22%,33%,40%,52%,61%,73%,81%,93%{opacity:.92;filter:brightness(2.35) saturate(1.2);text-shadow:none;}100%{opacity:0;filter:brightness(.9);text-shadow:none;transform:translate3d(calc(-50% + var(--rain-drift)),calc(100dvh - 28px),0) rotate(var(--rain-tilt));}}.landing-hero,
.landing-catalog{position:relative;z-index:1;}@media (prefers-reduced-motion: reduce){.landing-challenge-picture img{transition:none;}.landing-challenge-picture::after{animation:none;}.landing-curriculum-rain{display:none;}body.landing-shell > .topbar,
  body.landing-shell .landing-hero-visual,
  body.landing-shell .landing-hero-copy,
  body.landing-shell .landing-grade-grid > *,
  body.landing-shell > .footer{animation:none;}}.landing-hero{min-height:0;display:grid;grid-template-rows:minmax(0,1fr) auto;align-items:stretch;overflow:hidden;border-bottom:0;}.landing-hero-grid{height:auto;display:block;padding-block:7px;}.landing-hero-copy{min-width:0;display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:14px;}.landing-kicker{width:max-content;max-width:100%;display:inline-flex;align-items:center;gap:9px;padding:7px 12px;border:1px solid color-mix(in srgb,var(--landing-pink) 64%,var(--line));border-radius:11px;background:#fff;color:#111;box-shadow:0 2px 0 rgba(255,255,255,.8) inset;}.landing-kicker b,
.landing-kicker small{font-size:12px;line-height:1.35;}.landing-kicker small{color:#111;font-weight:600;opacity:.68;}.landing-kicker b{color:#111;}.landing-hero h1{margin:9px 0 7px;color:var(--heading);font-size:clamp(32px,3.25vw,48px);line-height:1.15;letter-spacing:-.045em;text-wrap:balance;}.landing-hero h1 > span,
.landing-hero h1 > small,
.landing-lead > span,
.landing-lead > small,
.landing-action span > span,
.landing-action small,
.landing-trust b,
.landing-trust small,
.landing-section-heading h2 > span,
.landing-section-heading h2 > small,
.landing-coming > strong,
.landing-coming > small{display:block;}.landing-hero h1 > small{margin-top:5px;color:color-mix(in srgb,var(--heading) 72%,var(--landing-blue-strong));font-size:clamp(18px,1.8vw,26px);font-weight:600;letter-spacing:-.025em;}.landing-lead{max-width:720px;margin:0;color:var(--text);font-size:clamp(14px,1.2vw,18px);line-height:1.65;}.landing-lead small{margin-top:2px;color:var(--muted);font-size:.78em;line-height:1.55;}.landing-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:0;}.landing-actions-2{grid-template-columns:repeat(2,minmax(0,1fr));}.landing-action{min-height:52px;display:flex;align-items:center;justify-content:center;gap:10px;padding:7px 12px;border:1px solid color-mix(in srgb,var(--heading) 64%,var(--line));border-radius:13px;background:color-mix(in srgb,var(--card) 94%,transparent);color:var(--heading);text-align:center;text-decoration:none;box-shadow:0 7px 20px rgba(8,10,9,.05);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}.landing-action:hover,
.landing-action:focus-visible{border-color:var(--heading);box-shadow:0 11px 25px rgba(8,10,9,.1);transform:translateY(-2px);}.landing-action > span,
.landing-action-google > span{min-width:0;font-weight:800;line-height:1.35;}.landing-action small{margin-top:2px;color:inherit;font-size:11px;font-weight:600;opacity:.74;}.landing-action-primary{position:relative;isolation:isolate;overflow:hidden;flex-direction:column;gap:1px;border:1.5px solid #d84d7f;background:linear-gradient(135deg,#ff9cbd 0%,#f27da8 52%,#ff96ba 100%);color:#160d11;box-shadow:0 0 0 1px rgba(255,255,255,.34) inset;}.landing-action-primary::before{position:absolute;z-index:-1;inset:-35% auto -35% -28%;width:24%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.7),transparent);content:"";transform:skewX(-18deg);animation:landing-cta-shine 3.2s ease-in-out infinite;}.landing-action-primary > span{font-size:15px;font-weight:900;}.landing-action-primary > small{margin-top:0;font-size:10px;font-weight:700;opacity:.78;}.landing-action-primary:hover,
.landing-action-primary:focus-visible{border-color:#bb2f65;box-shadow:0 0 0 2px rgba(255,255,255,.38) inset;}.landing-gmail-mark{width:34px;height:29px;flex:0 0 auto;padding:5px;border:1px solid #d9dce1;border-radius:8px;background:#fff;box-shadow:0 2px 7px rgba(8,10,9,.1);}@keyframes landing-cta-shine{0%,55%{transform:translateX(0) skewX(-18deg);opacity:0;}64%{opacity:.9;}82%,100%{transform:translateX(620%) skewX(-18deg);opacity:0;}}.landing-trust{display:none;flex-wrap:wrap;gap:10px 20px;margin-top:11px;}.landing-trust > span{display:grid;grid-template-columns:auto auto;align-items:center;gap:0 7px;}.landing-trust i{grid-row:1 / 3;width:25px;height:25px;display:grid;place-items:center;border-radius:50%;background:var(--landing-blue);color:#0c2737;font-style:normal;font-weight:900;}.landing-trust b{color:var(--heading);font-size:12px;}.landing-trust small{color:var(--muted);font-size:10px;}.landing-hero-visual{position:relative;isolation:isolate;width:100%;height:min(48vh,460px);min-width:0;min-height:0;margin:0;display:grid;place-items:center;overflow:hidden;background:transparent;}.landing-catalog{position:relative;z-index:6;display:grid;gap:6px;padding-block:6px;border-top:0;background:transparent;box-shadow:none;}.landing-section{display:grid;grid-template-columns:minmax(178px,210px) minmax(0,1fr);align-items:center;gap:16px;padding-block:0;}.landing-grades{display:block;padding-block:2px 4px;}.landing-study-cta{width:100%;display:grid;place-items:center;padding:30px 16px 8px;}.landing-study-button{position:relative;isolation:isolate;width:min(100%, 292px);min-height:68px;display:flex;align-items:center;gap:11px;padding:9px 11px;border:1px solid #512a19;border-radius:16px;background:repeating-linear-gradient(0deg, transparent 0 6px, rgba(59, 28, 12, .11) 7px, transparent 8px 17px),
    linear-gradient(110deg, #6c3923 0%, #955732 23%, #784126 48%, #9c6037 70%, #63331f 100%);color:#fff8e9;box-shadow:0 4px 0 #3b1f14, 0 13px 23px rgba(33, 17, 9, .34), inset 0 1px 0 rgba(255, 228, 180, .4), inset 0 -2px 0 rgba(53, 25, 12, .3);font-family:"Poppins", "Inter", "Segoe UI", Tahoma, Arial, sans-serif;direction:ltr;text-align:center;text-decoration:none;cursor:pointer;transition:transform .2s ease, box-shadow .2s ease, filter .2s ease;}.landing-study-button::before,
.landing-study-button::after{content:"";position:absolute;inset:4px;border-radius:12px;pointer-events:none;}.landing-study-button::before{background:repeating-radial-gradient(ellipse 130px 27px at 32% 45%, transparent 0 17px, rgba(51, 24, 10, .19) 18px 19px, transparent 20px 34px);opacity:.55;}.landing-study-button::after{border:1px solid rgba(255, 228, 180, .22);}.landing-study-button > *{position:relative;z-index:1;}.landing-study-button__arrow{display:grid;place-items:center;flex:0 0 auto;}.landing-study-button__copy{min-width:0;flex:1;display:grid;justify-items:center;gap:3px;line-height:1.2;}.landing-study-button [lang]{display:block!important;}.landing-study-button__english{color:#fff9ed;font-size:17px;font-weight:750;letter-spacing:.005em;white-space:nowrap;text-shadow:0 1px 2px rgba(49, 23, 10, .45);}.landing-study-button__copy strong{color:#ffedc8;font-family:"Noto Sans Arabic", "Segoe UI", Tahoma, Arial, sans-serif;font-size:12px;font-weight:750;letter-spacing:0;}.landing-study-button__arrow{position:absolute;right:11px;width:44px;height:44px;color:#ffedc8;filter:drop-shadow(0 2px 2px rgba(41,19,9,.55));transition:transform .2s ease;}.landing-study-button__arrow svg{width:35px;height:30px;animation:landing-study-arrow-invite 3.4s ease-in-out infinite;}@keyframes landing-study-arrow-invite{0%, 60%, 100%{transform:translateX(0);}70%, 88%{transform:translateX(3px);}79%{transform:translateX(0);}}@media (hover: hover) and (pointer: fine){.landing-study-button:hover{box-shadow:0 6px 0 #3b1f14, 0 17px 27px rgba(33, 17, 9, .37), inset 0 1px 0 rgba(255, 228, 180, .48), inset 0 -2px 0 rgba(53, 25, 12, .3);filter:brightness(1.06);transform:translateY(-2px);}.landing-study-button:hover .landing-study-button__arrow{transform:translateX(2px);}}.landing-study-button:active{transform:translateY(3px);box-shadow:0 1px 0 #3b1f14, 0 5px 12px rgba(33, 17, 9, .26), inset 0 1px 0 rgba(255, 228, 180, .35);}.landing-study-button:focus-visible{outline:3px solid #e2ae48;outline-offset:4px;}@media (max-width: 600px){.landing-study-cta{padding:20px 14px 6px;}.landing-study-button{width:min(100%, 280px);min-height:64px;gap:9px;padding:8px 10px;}.landing-study-button__english{font-size:17px;}.landing-study-button__copy strong{font-size:11px;}.landing-study-button__arrow{width:40px;height:40px;right:10px;}.landing-study-button__arrow svg{width:32px;height:28px;}}@media (prefers-reduced-motion: reduce){.landing-study-button,
  .landing-study-button__arrow{transition:none;}.landing-study-button__arrow svg{animation:none;}}@media (min-width: 901px){.landing-grades{padding-top:30px;}}.landing-grades .landing-section-heading{display:flex;justify-content:center;margin-bottom:9px;padding:0;border:0;text-align:center;}.landing-grades .landing-section-heading .landing-kicker{margin-inline:auto;}.landing-section-heading{min-width:0;max-width:none;margin:0;padding-inline-end:16px;border-inline-end:1px solid var(--line);text-align:start;}.landing-section-heading .landing-kicker{margin-inline:0;padding:4px 8px;}.landing-section-heading h2{margin:3px 0 0;color:var(--heading);font-size:clamp(18px,1.65vw,23px);line-height:1.25;}.landing-section-heading h2 > small{margin-top:3px;color:var(--muted);font-size:.45em;font-weight:600;}.landing-grade-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:12px;width:100%;margin-inline:auto;direction:rtl;}.landing-grade-grid > :nth-child(1){--grade-accent:#8fdcf7;--grade-deep:#087cad;}.landing-grade-grid > :nth-child(2){--grade-accent:#f58eB4;--grade-deep:#aa2f5f;}.landing-grade-grid > :nth-child(3){--grade-accent:#ff9a45;--grade-deep:#c65a0a;}.landing-grade-form{min-width:0;height:100%;margin:0;}.button-30{--button-30-bg:#fcfcfd;--button-30-text:#36395a;--button-30-inset:#d6d6e7;--button-30-shadow:rgba(45,35,66,.4);--button-30-shadow-soft:rgba(45,35,66,.3);--button-30-neon:transparent;--silver-line:color-mix(in srgb,#c9d1dc 38%,transparent);--silver-line-strong:color-mix(in srgb,#c9d1dc 78%,transparent);--silver-glow:color-mix(in srgb,#a9b6c6 22%,transparent);--silver-glow-strong:color-mix(in srgb,#a9b6c6 36%,transparent);--silver-sweep:linear-gradient(90deg,transparent,#ffffff38 42%,#ffffff96 50%,#ffffff38 58%,transparent);width:100%;height:72px;min-width:0;align-items:center;appearance:none;background-color:var(--button-30-bg);border:0;border-radius:16px;box-shadow:var(--button-30-shadow) 0 2px 4px,var(--button-30-shadow-soft) 0 7px 13px -3px,0 0 9px var(--button-30-neon),var(--button-30-inset) 0 -3px 0 inset,0 0 0 1px var(--silver-line),0 8px 20px var(--silver-glow);box-sizing:border-box;color:var(--button-30-text);cursor:pointer;display:inline-flex;font-family:inherit;font-size:18px;justify-content:center;line-height:1;list-style:none;overflow:hidden;padding-inline:16px;position:relative;isolation:isolate;text-align:center;text-decoration:none;transition:box-shadow .15s,transform .15s,background-color .2s,color .2s;user-select:none;-webkit-user-select:none;touch-action:manipulation;white-space:nowrap;will-change:box-shadow,transform;}.button-30::before{content:"";position:absolute;inset:-2px;z-index:-1;transform:translateX(-135%) skewX(-18deg);background:var(--silver-sweep);animation:grade-metal-shine 4.5s ease-in-out infinite;}@media (prefers-reduced-motion: reduce){.button-30::before{animation:none;opacity:0;}}.button-30:focus,
.button-30:focus-visible{outline:none;box-shadow:var(--button-30-inset) 0 0 0 1.5px inset,var(--button-30-shadow) 0 2px 4px,var(--button-30-shadow-soft) 0 7px 13px -3px,0 0 13px var(--button-30-neon),var(--button-30-inset) 0 -3px 0 inset,0 0 0 1px var(--silver-line-strong),0 8px 20px var(--silver-glow-strong);}.button-30:hover{box-shadow:var(--button-30-shadow) 0 4px 8px,var(--button-30-shadow-soft) 0 7px 13px -3px,0 0 14px var(--button-30-neon),var(--button-30-inset) 0 -3px 0 inset,0 0 0 1px var(--silver-line-strong),0 10px 24px var(--silver-glow-strong);transform:translateY(-2px);}.button-30:active{box-shadow:var(--button-30-inset) 0 3px 7px inset;transform:translateY(2px);}.button-30[aria-current="true"]{box-shadow:var(--button-30-inset) 0 0 0 2px inset,var(--button-30-shadow) 0 4px 8px,var(--button-30-shadow-soft) 0 7px 13px -3px,0 0 14px var(--button-30-neon),var(--button-30-inset) 0 -3px 0 inset,0 0 0 1px var(--silver-line-strong),0 10px 24px var(--silver-glow-strong);}html[data-theme="chalk-light"] .button-30{--silver-line:color-mix(in srgb,#7d8794 52%,transparent);--silver-line-strong:color-mix(in srgb,#6b7683 88%,transparent);--silver-glow:color-mix(in srgb,#7d8794 26%,transparent);--silver-glow-strong:color-mix(in srgb,#7d8794 40%,transparent);--silver-sweep:linear-gradient(90deg,transparent,#aeb9c45c 38%,#e9eef4cc 50%,#aeb9c45c 62%,transparent);background-image:linear-gradient(165deg,#e6ebf14d,transparent 56%);}.button-30 .landing-grade-label{min-width:0;display:grid;justify-items:center;gap:6px;}.button-30 strong,
.button-30 small{display:block;color:inherit;font-family:"Segoe UI Variable Text","Segoe UI",Tahoma,Arial,sans-serif;line-height:1.35;letter-spacing:0;}.button-30 strong{overflow:hidden;font-size:17px;font-weight:750;text-overflow:ellipsis;transform:none;}.button-30 small{color:#6f747b;font-size:17px;font-weight:750;opacity:1;}.landing-grade-card{position:relative;isolation:isolate;width:100%;height:100%;min-inline-size:0;min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:11px 14px 11px 21px;overflow:hidden;border:1px solid rgba(255,255,255,.92);border-radius:999px;background:linear-gradient(145deg,#fff 0%,color-mix(in srgb,var(--grade-accent) 11%,#f4f7fa) 100%);color:#151918;font:inherit;text-align:center;text-decoration:none;box-shadow:11px 13px 25px rgba(5,18,27,.28),-5px -5px 14px rgba(255,255,255,.38),inset 2px 2px 2px rgba(255,255,255,.96),inset -2px -2px 4px color-mix(in srgb,var(--grade-deep) 13%,transparent);cursor:pointer;touch-action:manipulation;transform:translateZ(0);transition:transform .22s cubic-bezier(.2,.8,.25,1),box-shadow .22s ease,filter .22s ease,background .22s ease;}.landing-grade-card::before{position:absolute;z-index:0;inset:5px;border:1px solid color-mix(in srgb,var(--grade-accent) 34%,transparent);border-radius:inherit;content:"";pointer-events:none;}.landing-grade-card::after{position:absolute;z-index:0;top:4px;right:16%;left:16%;height:34%;border-radius:999px;background:linear-gradient(180deg,rgba(255,255,255,.78),transparent);content:"";opacity:.75;pointer-events:none;}.landing-grade-card > *{position:relative;z-index:1;}.landing-grade-label{min-width:0;flex:1 1 auto;display:grid;justify-items:center;align-content:center;opacity:1;visibility:visible;}html body .landing-page .landing-grade-card small[lang="en"]{display:block;width:auto;margin:3px 0 0;padding:0;background:transparent;color:var(--grade-deep);font-family:inherit;font-weight:750;opacity:1;text-shadow:none;line-height:1.35;}.landing-grade-arrow{width:56px;height:56px;flex:0 0 56px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.94);border-radius:50%;background:linear-gradient(145deg,#fff,color-mix(in srgb,var(--grade-accent) 21%,#eef2f5));color:color-mix(in srgb,var(--grade-deep) 84%,#20313b);box-shadow:7px 8px 14px color-mix(in srgb,var(--grade-deep) 22%,rgba(16,28,36,.2)),-4px -4px 10px rgba(255,255,255,.8),inset 2px 2px 2px #fff,inset -2px -2px 4px color-mix(in srgb,var(--grade-deep) 16%,transparent);transition:transform .22s ease,box-shadow .22s ease;}.landing-grade-arrow svg{width:27px;height:27px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;}html[lang="en"] .landing-grade-arrow svg{transform:scaleX(-1);}.landing-grade-card:hover,
.landing-grade-card:focus-visible{box-shadow:14px 18px 32px rgba(5,18,27,.32),-5px -5px 16px rgba(255,255,255,.46),0 0 0 4px color-mix(in srgb,var(--grade-accent) 18%,transparent),inset 2px 2px 2px #fff;filter:saturate(1.08);transform:translateY(-4px) scale(1.012);}.landing-grade-card:hover .landing-grade-arrow,
.landing-grade-card:focus-visible .landing-grade-arrow{box-shadow:9px 10px 18px color-mix(in srgb,var(--grade-deep) 28%,rgba(16,28,36,.22)),-4px -4px 11px #fff,inset 2px 2px 2px #fff;transform:translateX(-4px);}.landing-grade-card:focus-visible{outline:3px solid var(--card);outline-offset:3px;}.landing-grade-card:active{box-shadow:inset 7px 7px 15px rgba(15,30,40,.17),inset -5px -5px 12px #fff;transform:translateY(0) scale(.985);}.landing-grade-card[aria-current="true"]{background:linear-gradient(145deg,#fff,color-mix(in srgb,var(--grade-accent) 20%,#f4f7fa));box-shadow:0 0 0 4px color-mix(in srgb,var(--grade-accent) 25%,transparent),12px 15px 28px rgba(5,18,27,.3),inset 2px 2px 2px #fff;}.landing-grade-card strong,
.landing-grade-card small{display:block;}.landing-grade-card strong{color:#151918;font-size:17px;font-weight:800;line-height:1.35;text-wrap:balance;}.landing-grade-card small{margin-top:4px;color:var(--grade-deep);font-size:13px;font-weight:750;letter-spacing:.015em;}.landing-subject-orbit{position:relative;width:min(calc(100% - 48px),960px);height:clamp(92px,12vh,132px);margin:2px auto 0;overflow:hidden;pointer-events:none;}.landing-subject-orbit > svg{position:absolute;inset:0;width:100%;height:100%;display:block;overflow:visible;}.knowledge-ribbon-track,
.knowledge-ribbon-core{fill:none;stroke-linecap:round;}.knowledge-ribbon-track{stroke:color-mix(in srgb,var(--text) 18%,transparent);stroke-width:8;opacity:.28;}.knowledge-ribbon-core{stroke:url(#knowledgeRibbon);stroke-width:3.5;stroke-dasharray:.08 .035;animation:knowledge-ribbon-flow 8s linear infinite;}.landing-subject-logos{position:absolute;inset:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));align-items:center;gap:clamp(6px,1.2vw,14px);padding:5px clamp(2px,1vw,10px) 12px;}.landing-subject-orbit{display:none;}.landing-subject-logo{--subject-color:#36bddd;--subject-delay:0s;min-width:0;display:grid;justify-items:center;align-content:center;gap:4px;color:color-mix(in srgb,var(--subject-color) 76%,var(--heading));filter:drop-shadow(0 7px 10px color-mix(in srgb,var(--subject-color) 20%,transparent));animation:landing-subject-float 1.7s ease-in-out var(--subject-delay) infinite alternate;}.landing-subject-logo:nth-child(even){transform:translateY(14px);animation-name:landing-subject-float-even;}.landing-subject-logo i{width:clamp(40px,4.2vw,54px);height:clamp(40px,4.2vw,54px);display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--subject-color) 70%,#fff);border-radius:18px;background:linear-gradient(145deg,color-mix(in srgb,var(--subject-color) 22%,var(--card)),color-mix(in srgb,var(--card) 90%,transparent));box-shadow:0 0 0 4px color-mix(in srgb,var(--subject-color) 10%,transparent),0 10px 22px color-mix(in srgb,var(--subject-color) 22%,transparent),inset 0 1px 0 color-mix(in srgb,#fff 78%,transparent);color:var(--subject-color);font-size:clamp(22px,2.2vw,30px);font-style:normal;font-weight:900;line-height:1;}.landing-subject-logo i svg{width:58%;height:58%;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.landing-subject-logo b{max-width:100%;color:color-mix(in srgb,var(--subject-color) 65%,var(--heading));font-size:clamp(9px,.8vw,11px);font-weight:800;letter-spacing:.04em;line-height:1;white-space:nowrap;}.subject-logo-arabic{--subject-color:#38c4e6;--subject-delay:-.14s;}.subject-logo-studies{--subject-color:#35c98b;--subject-delay:-.46s;}.subject-logo-math{--subject-color:#f28caf;--subject-delay:-.75s;}.subject-logo-science{--subject-color:#ef5d67;--subject-delay:-1.07s;}.subject-logo-english{--subject-color:#378ed1;--subject-delay:-1.35s;}@keyframes landing-subject-float{from{transform:translate3d(0,-5px,0) rotate(-1deg);}to{transform:translate3d(0,7px,0) rotate(1.5deg);}}@keyframes landing-subject-float-even{from{transform:translate3d(0,9px,0) rotate(1.2deg);}to{transform:translate3d(0,20px,0) rotate(-1.2deg);}}@keyframes knowledge-ribbon-flow{to{stroke-dashoffset:-1;}}@media (prefers-reduced-motion: reduce){.landing-flow-line,
  .knowledge-ribbon-core,
  .landing-subject-logo{animation:none;}}.landing-grade-card .ui-direction-arrow{width:24px;height:24px;padding:5px;border:1px solid color-mix(in srgb,var(--grade-deep) 24%,var(--line));border-radius:50%;background:color-mix(in srgb,var(--card) 82%,transparent);color:var(--grade-deep);}.landing-subject-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;}.landing-subject-card{min-height:52px;display:flex;align-items:center;justify-content:center;gap:11px;padding:7px 9px;border:1px solid var(--line);border-radius:14px;background:color-mix(in srgb,var(--card) 94%,transparent);color:var(--heading);text-align:start;text-decoration:none;}.landing-subject-card:hover,
.landing-subject-card:focus-visible{border-color:color-mix(in srgb,var(--landing-blue-strong) 64%,var(--line));background:color-mix(in srgb,var(--landing-blue) 18%,var(--card));}.landing-subject-card i{min-width:32px;min-height:32px;display:grid;place-items:center;color:var(--heading);font-size:20px;font-style:normal;font-weight:900;line-height:1;}.landing-subject-card i svg{width:25px;height:25px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.landing-subject-arabic i{color:color-mix(in srgb,var(--landing-pink) 72%,var(--heading));}.landing-subject-card strong,
.landing-subject-card small{display:block;}.landing-subject-card strong{font-size:14px;}.landing-subject-card small{margin-top:3px;color:var(--muted);font-size:11px;}.landing-assurance-row{display:grid;grid-template-columns:1fr;align-items:stretch;gap:10px;}.landing-proof{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:0;border:1px solid var(--line);border-radius:15px;background:color-mix(in srgb,var(--card) 94%,transparent);overflow:hidden;}.landing-proof article{min-height:52px;display:flex;align-items:center;justify-content:center;gap:12px;padding:7px 12px;}.landing-proof article + article{border-inline-start:1px solid var(--line);}.landing-proof i{width:34px;height:34px;flex:0 0 auto;display:grid;place-items:center;border:2px solid var(--heading);border-radius:50%;color:var(--heading);font-size:13px;font-style:normal;font-weight:900;}.landing-proof strong,
.landing-proof small{display:block;}.landing-proof strong{color:var(--heading);font-size:14px;}.landing-proof small{margin-top:4px;color:var(--muted);font-size:11px;}.start-bridge{width:100%;min-height:100%;}@media (min-width: 761px) and (max-height: 900px){.landing-hero-grid{padding-block:7px;}.landing-hero h1{margin-block:5px 4px;font-size:clamp(30px,3vw,42px);}.landing-hero h1 > small{margin-top:3px;font-size:clamp(17px,1.65vw,23px);}.landing-lead{font-size:14px;line-height:1.5;}.landing-actions{margin-top:7px;}.landing-action{min-height:46px;padding-block:5px;}.landing-grade-card{min-height:58px;}.landing-grade-card > b{width:38px;height:38px;font-size:23px;}.landing-subject-card{min-height:48px;}.landing-proof article{min-height:45px;}.landing-proof i{width:29px;height:29px;}.landing-coming{gap:1px;margin:0;}}@media (min-width: 761px) and (max-height: 650px){.landing-proof{display:none;}.landing-assurance-row{grid-template-columns:1fr;}.landing-hero h1{font-size:clamp(25px,2.65vw,34px);}.landing-hero h1 > small{font-size:15px;}.landing-lead{font-size:12px;line-height:1.3;}.landing-action{min-height:40px;}.landing-grade-card{min-height:52px;}.landing-subject-card{min-height:43px;}}@media (max-width: 1040px){.landing-hero-grid{grid-template-columns:minmax(0,1fr) minmax(330px,.85fr);}.landing-actions{grid-template-columns:1fr 1fr;}.landing-action-primary{grid-column:1 / -1;}.landing-actions-2 .landing-action-primary{grid-column:auto;}.landing-subject-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:7px;}.landing-section{grid-template-columns:minmax(145px,170px) minmax(0,1fr);gap:10px;}.landing-subject-card{gap:5px;padding-inline:5px;}.landing-subject-card i{min-width:24px;}.landing-subject-card strong{font-size:12px;}}@media (max-width: 760px){.landing-page{display:flex;flex-direction:column;justify-content:flex-start;}.landing-hero{flex:0 0 auto;min-height:0;grid-template-rows:auto auto;align-items:stretch;}.landing-hero-grid{grid-template-columns:1fr;gap:3px;padding-block:6px 0;}.landing-hero-copy{grid-template-columns:1fr;gap:4px;text-align:center;}.landing-kicker{margin-inline:auto;padding:3px 7px;border-radius:8px;}.landing-kicker b,
  .landing-kicker small{font-size:8px;}.landing-hero h1{margin:3px 0 2px;font-size:clamp(21px,6.4vw,29px);line-height:1.15;}.landing-hero h1 > small{margin-top:2px;font-size:clamp(11px,3.4vw,15px);}.landing-lead{font-size:10px;line-height:1.45;}.landing-lead small{margin-top:0;font-size:9px;line-height:1.35;}.landing-actions{grid-template-columns:1fr 1fr;gap:5px;margin-top:5px;}.landing-action,
  .landing-action-primary{grid-column:auto;min-height:41px;padding:4px 7px;border-radius:9px;font-size:10px;}.landing-action small{font-size:8px;}.landing-gmail-mark{width:27px;height:24px;padding:4px;border-radius:7px;}.landing-trust{display:none;}.landing-hero-visual{width:100%;height:min(66.6vw,290px);margin:0;}.landing-catalog{width:100%;flex:0 0 auto;gap:2px;margin-top:4px;padding-block:3px;}.landing-section{display:block;padding-block:2px 0;}.landing-section-heading{display:flex;align-items:center;justify-content:center;gap:6px;margin-bottom:3px;padding-inline-end:0;border-inline-end:0;text-align:center;}.landing-section-heading h2{margin:0;font-size:15px;}.landing-section-heading h2 > small{font-size:8px;}.landing-grade-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;}.landing-grade-card{min-height:48px;grid-template-columns:26px minmax(0,1fr);gap:4px;padding:3px 5px;border-radius:9px;}.landing-grade-card > b{width:24px;height:24px;font-size:15px;}.landing-grade-card strong{font-size:9px;line-height:1.25;}.landing-grade-card small{font-size:8px;}.landing-subject-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:4px;}.landing-subject-card{min-height:46px;flex-direction:column;gap:0;padding:3px 2px;border-radius:8px;text-align:center;}.landing-subject-card i{min-width:18px;min-height:18px;font-size:14px;}.landing-subject-card i svg{width:16px;height:16px;}.landing-subject-card strong{font-size:8px;line-height:1.15;}.landing-subject-card small{margin-top:1px;font-size:7px;line-height:1.1;}.landing-proof{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:3px;border-radius:9px;}.landing-assurance-row{display:block;}.landing-proof article{min-height:38px;justify-content:center;gap:3px;padding:3px;}.landing-proof article + article{border-inline-start:1px solid var(--line);border-top:0;}.landing-proof i{display:none;}.landing-proof strong{font-size:8px;line-height:1.15;}.landing-proof small{margin-top:1px;font-size:7px;line-height:1.1;}.landing-coming{gap:1px;margin-top:3px;padding-block:3px;border-radius:9px;}.landing-coming strong{font-size:10px;}.landing-coming small{font-size:7px;}}@media (min-width: 361px) and (max-width: 760px){.landing-hero-grid{padding-block:10px 7px;}.landing-kicker b,
  .landing-kicker small{font-size:10px;}.landing-actions{gap:8px;}.landing-action,
  .landing-action-primary{min-height:46px;padding:6px 10px;font-size:11px;}.landing-action small{font-size:9px;}.landing-catalog{gap:7px;margin-top:5px;padding-block:6px;}.landing-section-heading{gap:8px;margin-bottom:6px;}.landing-section-heading h2{font-size:17px;}.landing-section-heading h2 > small{font-size:9px;}.landing-grade-grid,
  .landing-subject-grid{gap:8px;}.landing-grade-card{min-height:56px;grid-template-columns:34px minmax(0,1fr);gap:7px;padding:6px 8px;}.landing-grade-card > b{width:31px;height:31px;font-size:18px;}.landing-grade-card strong{font-size:11px;}.landing-grade-card small{font-size:9px;}.landing-subject-card{min-height:54px;padding:5px 3px;}.landing-subject-card i{min-width:22px;min-height:22px;font-size:17px;}.landing-subject-card i svg{width:20px;height:20px;}.landing-subject-card strong{font-size:10px;}.landing-subject-card small,
  .landing-proof small,
  .landing-coming small{font-size:8px;}.landing-proof article{min-height:44px;padding:5px;}.landing-proof strong{font-size:9px;}.landing-coming{padding-block:5px;}.landing-coming strong{font-size:11px;}}@media (max-width: 420px){.landing-hero-grid{padding-top:4px;}.landing-hero h1{font-size:21px;}}@media (max-width: 760px) and (max-height: 700px){.landing-hero .landing-kicker{display:none;}.landing-hero-visual{height:min(55vw,165px);}.landing-lead{line-height:1.25;}.landing-coming small{display:none;}}@media (max-width: 360px){.landing-hero-visual{height:min(44vw,135px);}.landing-hero-grid{padding-block:8px 6px;}.landing-actions{gap:8px;}.landing-catalog{gap:6px;padding-block:6px;}.landing-section{padding:0;}.landing-section-heading{margin-bottom:5px;}.landing-grade-grid,
  .landing-subject-grid{gap:7px;}.landing-grade-card{min-height:52px;overflow:hidden;}.landing-subject-card{min-height:48px;overflow:hidden;}.landing-assurance-row{margin-top:1px;}.landing-coming{margin-top:6px;}}@media (max-width: 760px) and (max-height: 580px){.landing-hero-visual{height:min(42vw,130px);}.landing-coming{display:none;}}@media (min-width: 1041px){.landing-shell .app-viewport-content{overflow:hidden;}.landing-page{height:100%;min-height:100%;display:grid;grid-template-rows:auto auto;align-content:center;gap:8px;overflow:hidden;}.landing-hero{min-height:0;display:block;}.landing-hero-visual{width:min(1120px,calc(100% - 48px));height:clamp(280px,calc(100dvh - 310px),500px);min-height:0;margin-inline:auto;overflow:hidden;}.landing-hero-grid{width:min(1120px,calc(100% - 32px));padding-block:10px 6px;}.landing-hero-copy{grid-template-columns:1fr;justify-items:center;gap:9px;}.landing-hero .landing-kicker{justify-self:center;}.landing-actions{width:min(860px,100%);gap:12px;}.landing-actions-3{display:flex;align-items:stretch;}.landing-actions-3 .landing-action{flex:1 1 0;}.landing-actions-3 .landing-action-register{order:1;}.landing-actions-3 .landing-action-primary{order:2;flex-grow:1.15;}.landing-actions-3 .landing-action-google{order:3;}.landing-catalog{z-index:6;width:min(100%,1024px);gap:8px;margin:-36px auto 0;padding:0 16px 10px;}.landing-grade-grid{width:min(calc(100% - 32px),clamp(540px,calc(193dvh - 598px),960px));}.landing-grade-card,
  .landing-subject-card,
  .landing-proof,
  .landing-coming{backdrop-filter:none;}}@media (min-width: 1041px) and (max-height: 620px){.landing-catalog{margin-top:-28px;}}@media (min-width: 761px) and (max-width: 1040px){.landing-shell .app-viewport-content{overflow:hidden;}.landing-page{height:100%;min-height:0;display:grid;grid-template-rows:auto auto;align-content:center;gap:8px;overflow:hidden;}.landing-hero{display:block;overflow:visible;}.landing-hero-visual{width:100%;height:clamp(250px,34vw,320px);}.landing-hero-grid{width:min(880px,calc(100% - 36px));padding-block:14px;}.landing-hero-copy{grid-template-columns:1fr;justify-items:center;gap:10px;}.landing-hero .landing-kicker{justify-self:center;}.landing-actions{width:min(680px,100%);gap:10px;}.landing-catalog{z-index:6;gap:18px;margin-top:-36px;padding-block:0 20px;}.landing-section{display:block;}.landing-section-heading{max-width:none;margin-bottom:12px;padding-inline-end:0;border-inline-end:0;text-align:center;}.landing-section-heading .landing-kicker{margin-inline:auto;}.landing-section-heading h2{font-size:25px;}.landing-grade-grid{width:min(calc(100% - 24px),clamp(483px,65.63vw,618px));gap:12px;}.landing-grade-card{min-height:80px;}.landing-subject-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;}.landing-subject-card{min-height:62px;flex:0 1 calc((100% - 24px)/3);}.landing-assurance-row{grid-template-columns:1fr;gap:10px;}.landing-proof{display:grid;}.landing-coming{min-height:52px;}}@media (min-width: 761px){.landing-grade-card{min-height:88px;display:flex;flex-direction:row;justify-content:space-between;gap:14px;padding:12px 14px 12px 20px;border-width:1px;border-radius:999px;text-align:center;}.landing-grade-label{min-width:0;flex:1 1 auto;text-align:center;}.landing-grade-card strong{font-size:clamp(15px,1.45vw,18px);line-height:1.35;}.landing-grade-card small{margin-top:3px;font-size:13px;}}@media (max-width: 760px){.landing-shell .app-viewport-content{overflow:hidden;}.landing-page{height:100%;min-height:0;display:grid;grid-template-rows:auto auto;align-content:center;gap:clamp(6px,1.2dvh,12px);padding-top:0;overflow:hidden;}.landing-curriculum-rain{inset-block:70px 40px;}.landing-curriculum-rain span{font-size:14px;animation-duration:12s;}html[lang="ar"] .landing-page [lang="en"],
  html[lang="en"] .landing-page [lang="ar"]{display:none;}html[lang="ar"] .landing-page .button-30 small[lang="en"],
  html[lang="en"] .landing-page .button-30 small[lang="en"],
  html[lang="en"] .landing-page .button-30 strong[lang="ar"]{display:block;}.button-30{height:72px;font-size:16px;}.button-30 strong{font-size:17px;}.button-30 small{font-size:17px;}.landing-hero{display:block;overflow:visible;}.landing-hero-visual{width:100%;height:min(66.6vw,38dvh,290px);aspect-ratio:auto;overflow:hidden;}.landing-challenge-picture{top:calc(-24% - 19px);left:-1%;width:min(56%,205px);}.landing-challenge-picture::before{top:0;width:13px;height:13px;border-width:1px;}.landing-book-stack{bottom:13%;left:1.5%;width:25%;}.landing-scene-students{height:96%;bottom:3%;left:23%;}.landing-scene-tablet{z-index:6;height:52%;right:2.5%;bottom:10%;}.landing-hero-grid{width:calc(100% - 24px);padding-block:12px 10px;}.landing-hero-copy{grid-template-columns:1fr;gap:9px;}.landing-hero .landing-kicker{display:inline-flex;justify-self:center;padding:5px 9px;}.landing-hero .landing-kicker b,
  .landing-hero .landing-kicker small{font-size:10px;}.landing-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin:0;}.landing-action,
  .landing-action-primary{min-height:48px;padding:7px 9px;border-radius:12px;font-size:11px;}.landing-action-primary{grid-column:1 / -1;}.landing-actions-2 .landing-action-primary{grid-column:auto;}.landing-action-primary > span{font-size:15px;}.landing-action small,
  .landing-action-primary > small{font-size:9px;}.landing-gmail-mark{width:29px;height:25px;padding:4px;}.landing-catalog{width:100%;display:grid;z-index:6;gap:16px;margin:0;padding-block:0;}.landing-study-cta{padding:8px 14px 0;}.landing-section{display:block;padding:0;}.landing-section-heading{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:10px;padding:0;border:0;text-align:center;}.landing-section-heading h2{margin:0;font-size:19px;}.landing-section-heading .landing-kicker{margin:0;padding:4px 7px;}.landing-grade-grid{width:min(calc(100% - 28px),360px);grid-template-columns:1fr;gap:18px;}.landing-grade-card{min-height:66px;display:flex;flex-direction:row;justify-content:space-between;gap:10px;padding:8px 10px 8px 17px;overflow:hidden;border-radius:999px;text-align:center;box-shadow:8px 10px 20px rgba(5,18,27,.25),-3px -3px 9px rgba(255,255,255,.32),inset 2px 2px 2px #fff;}.landing-grade-label{min-width:0;flex:1 1 auto;text-align:center;}.landing-grade-card strong{font-size:clamp(14px,4vw,16px);line-height:1.35;letter-spacing:0;white-space:normal;text-wrap:balance;}.landing-grade-card small{margin-top:2px;font-size:12px;line-height:1.25;}.landing-grade-arrow{width:46px;height:46px;flex-basis:46px;}.landing-grade-arrow svg{width:23px;height:23px;}.landing-subject-orbit{width:calc(100% - 18px);height:clamp(104px,20vh,148px);margin-top:0;}.landing-subject-logos{gap:3px;padding-inline:0;}.landing-subject-logo i{width:clamp(34px,10vw,42px);height:clamp(34px,10vw,42px);border-radius:13px;}.landing-subject-logo b{font-size:clamp(7px,2.2vw,9px);}.landing-subject-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;}.landing-subject-card{min-height:64px;flex:0 1 calc((100% - 16px)/3);flex-direction:column;gap:4px;padding:6px 4px;overflow:hidden;border-radius:12px;text-align:center;}.landing-subject-card i{min-width:22px;min-height:22px;font-size:18px;}.landing-subject-card i svg{width:21px;height:21px;}.landing-subject-card strong{font-size:11px;line-height:1.3;}.landing-subject-card small{font-size:9px;}.landing-assurance-row{display:grid;grid-template-columns:1fr;gap:9px;margin:0;}.landing-proof{grid-template-columns:repeat(3,minmax(0,1fr));margin:0;border-radius:12px;}.landing-proof article{min-height:58px;padding:7px 5px;}.landing-proof strong{font-size:10px;line-height:1.35;}.landing-proof small{font-size:8px;}.landing-coming{min-height:42px;margin:0;padding:6px 10px;border-radius:12px;}.landing-coming strong{font-size:12px;}}@media (max-width: 1040px){.landing-page{min-height:0;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto;align-content:center;justify-content:stretch;}}@media (max-width: 360px){.landing-hero-grid{width:calc(100% - 18px);}.landing-catalog{gap:13px;padding-block:10px 15px;}.landing-grade-grid,
  .landing-subject-grid{gap:14px;}.landing-grade-card{min-height:62px;gap:8px;padding:7px 9px 7px 15px;}.landing-grade-card strong{font-size:14px;}.landing-grade-arrow{width:42px;height:42px;flex-basis:42px;}.landing-subject-card strong{font-size:10px;}.landing-subject-card{min-height:60px;}}.home-focus{min-height:calc(100dvh - 82px);display:grid;align-items:center;}.home-choice{padding-block:52px 86px;}.grade-switcher{width:min(100%,760px);margin:0 auto 28px;padding:8px;display:grid;grid-template-columns:repeat(auto-fit,minmax(82px,1fr));align-items:stretch;gap:8px;border:1px solid var(--line);border-radius:20px;background:color-mix(in srgb,var(--card) 92%,transparent);box-shadow:0 12px 32px rgba(20,42,54,.08);}.grade-switcher-label{min-width:0;padding:7px 12px;display:flex;flex-direction:column;justify-content:center;}.grade-switcher-label strong,
.grade-switcher-label small{display:block;}.grade-switcher-label strong{color:var(--muted);font-size:9px;letter-spacing:.08em;}.grade-switcher-label small{margin-top:2px;color:var(--heading);font-size:13px;font-weight:750;}.grade-switcher form{margin:0;}.grade-switcher button{position:relative;isolation:isolate;overflow:hidden;width:100%;height:100%;min-height:48px;padding:6px 9px;display:flex;align-items:center;justify-content:center;gap:7px;--silver-line:color-mix(in srgb,#c9d1dc 46%,var(--line));--silver-line-strong:#c9d1dc;--silver-glow:color-mix(in srgb,#a9b6c6 16%,transparent);--silver-glow-strong:color-mix(in srgb,#a9b6c6 30%,transparent);--silver-sweep:linear-gradient(90deg,transparent,#ffffff38 42%,#ffffff96 50%,#ffffff38 58%,transparent);border:1px solid transparent;border-radius:13px;background:linear-gradient(165deg,color-mix(in srgb,#e7ecf2 14%,var(--card)),var(--card) 58%);color:var(--heading);font:inherit;cursor:pointer;box-shadow:0 4px 14px var(--silver-glow);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}.grade-switcher button::before{content:"";position:absolute;inset:-2px;z-index:-1;transform:translateX(-135%) skewX(-18deg);background:var(--silver-sweep);animation:grade-metal-shine 4.5s ease-in-out infinite;}@keyframes grade-metal-shine{0%,58%{transform:translateX(-135%) skewX(-18deg);}88%,100%{transform:translateX(135%) skewX(-18deg);}}@media (prefers-reduced-motion: reduce){.grade-switcher button::before{animation:none;opacity:0;}}.grade-switcher button:hover,
.grade-switcher button:focus-visible{border-color:var(--silver-line-strong);box-shadow:0 0 0 1px color-mix(in srgb,#c9d1dc 30%,transparent),0 8px 22px var(--silver-glow-strong);transform:translateY(-2px);}html[data-theme="chalk-light"] .grade-switcher button{--silver-line:color-mix(in srgb,#7d8794 55%,var(--line));--silver-line-strong:#6b7683;--silver-glow:color-mix(in srgb,#7d8794 24%,transparent);--silver-glow-strong:color-mix(in srgb,#7d8794 38%,transparent);--silver-sweep:linear-gradient(90deg,transparent,#aeb9c45c 38%,#e9eef4cc 50%,#aeb9c45c 62%,transparent);background:linear-gradient(165deg,color-mix(in srgb,#e6ebf1 30%,var(--card)),var(--card) 58%);}.grade-switcher button[aria-current="page"]{border-color:var(--silver-line-strong);background:linear-gradient(165deg,color-mix(in srgb,#e7ecf2 22%,var(--card)),var(--card) 58%);box-shadow:0 0 0 1px color-mix(in srgb,#c9d1dc 34%,transparent),0 6px 18px var(--silver-glow-strong);}.grade-switcher .grade-switcher__star{width:17px;height:17px;flex:0 0 17px;fill:#d7a545;stroke:#926318;stroke-width:1.1;opacity:.68;transition:opacity .2s ease, filter .2s ease, transform .2s ease;}.grade-switcher button[aria-current="page"] .grade-switcher__star{fill:#ffd66d;stroke:#9b6207;opacity:1;filter:drop-shadow(0 0 3px #ffcb57) drop-shadow(0 0 7px rgba(255, 190, 48, .85));transform:scale(1.15);}.grade-switcher button .grade-switcher__label{font-size:15px;font-weight:600;letter-spacing:.01em;}.home-choice-heading{max-width:700px;margin:0 auto 36px;text-align:center;}.home-step-pill{display:inline-flex;padding:5px 11px;border-radius:999px;font-size:12px;font-weight:700;}.home-choice-heading h1{margin:9px 0 12px;font-size:clamp(32px,5vw,52px);line-height:1.15;}.home-choice-heading p{margin:0;font-size:15px;}.home-subjects .subject-cover-icon{flex:0 0 50%;overflow:hidden;padding:0;}.home-subjects .subject-cover-icon img{display:block;filter:none;box-shadow:none;}.home-subjects.subject-grid-three{display:flex;flex-wrap:wrap;justify-content:center;gap:18px;}.home-subjects .subject-card{position:relative;isolation:isolate;display:grid;flex:0 1 calc((100% - 18px)/2);align-items:center;gap:18px;padding:20px 21px;border-radius:22px;transition:border-color .22s ease;}.home-subjects .subject-card::before{position:absolute;z-index:-1;inset-block:20px;inset-inline-start:0;width:3px;border-radius:0 4px 4px 0;content:"";}html[dir="rtl"] .home-subjects .subject-card::before{border-radius:4px 0 0 4px;}.home-subjects .subject-card:hover{border-color:color-mix(in srgb,var(--accent) 48%,#c5c9cc);transform:none;}.home-subjects .subject-icon,
.home-subjects .subject-cover-icon{aspect-ratio:1;flex-basis:auto;border-width:1px;}.home-subjects .subject-card > div{min-width:0;}.home-subjects .card-grade-label{display:inline-flex;padding:4px 9px;border:1px solid color-mix(in srgb,var(--accent) 20%,#d5d8da);border-radius:999px;background:color-mix(in srgb,var(--accent) 7%,#f5f6f7);color:#687078;font-size:12px;font-weight:700;line-height:1.35;}.home-subjects .subject-card h2{font-weight:750;letter-spacing:-.02em;}.home-subjects .subject-card p{margin:10px 0 0;font-size:12px;}.home-subjects .subject-card.is-paid{border-style:dashed;}.subject-access-badge{margin-top:8px;padding:4px 8px;display:inline-flex;border-radius:999px;background:color-mix(in srgb,#d23d4e 12%,var(--card));color:#b62639;font-size:9px;font-weight:800;letter-spacing:.02em;}.home-subjects .subject-card > i{display:grid;width:42px;height:42px;margin:0;place-items:center;border:1px solid #596168;border-radius:50%;background:#596168;color:#fff;font-size:23px;font-style:normal;font-weight:800;line-height:1;box-shadow:0 5px 12px rgba(52,60,66,.16);transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease;}.home-subjects .subject-card:hover > i{background:color-mix(in srgb,var(--accent) 62%,#41484e);color:#fff;box-shadow:0 8px 18px color-mix(in srgb,var(--accent) 24%,transparent);transform:translateX(3px);}html[dir="rtl"] .home-subjects .subject-card:hover > i{transform:translateX(-3px);}@media (max-width:1100px){.home-subjects .subject-card{flex-basis:calc((100% - 16px)/2);min-height:144px;gap:13px;padding:16px;}.home-subjects .subject-icon,
  .home-subjects .subject-cover-icon{width:86px;height:86px;border-radius:15px;}.home-subjects .subject-card > i{width:38px;height:38px;font-size:20px;}}@media (max-width:640px){.home-choice{padding-block:28px 54px;}.grade-switcher{margin-bottom:16px;padding:6px;grid-template-columns:repeat(auto-fit,minmax(74px,1fr));gap:5px;border-radius:14px;}.grade-switcher-label{grid-column:1 / -1;padding:3px 5px 5px;flex-direction:row;align-items:baseline;justify-content:center;gap:7px;}.grade-switcher button{min-height:43px;padding:5px;}.grade-switcher button .grade-switcher__label{font-size:13px;}.home-subjects.subject-grid-three{gap:10px;}.home-subjects .subject-card{flex-basis:100%;padding:14px;}.home-subjects .subject-card > i{width:36px;height:36px;font-size:19px;}}@media (max-width: 720px){.logo{width:54px;height:54px;}.topbar{position:relative;z-index:200;}.mobile-header-actions{display:flex;align-items:center;gap:1px;}.mobile-header-actions .mobile-appearance-control{display:block;position:relative;}.mobile-header-actions .appearance-toggle{width:44px;min-width:44px;height:44px;padding:0;display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:50%;background:transparent;color:var(--text);}.mobile-header-actions .appearance-toggle .nav-action-icon{width:23px;height:23px;}.mobile-header-actions .appearance-toggle .nav-action-label{display:none;}.mobile-header-actions .appearance-options{width:max-content;max-width:calc(100vw - 28px);padding:8px 10px;grid-template-columns:repeat(4,42px);justify-content:center;gap:4px;border-radius:18px;}.mobile-header-actions .appearance-options button{position:relative;width:42px;min-height:42px;padding:6px;justify-content:center;border:0;border-radius:50%;background:transparent;transition:background-color .18s ease,box-shadow .18s ease;}.mobile-header-actions .appearance-options button:hover{background:color-mix(in srgb,var(--soft) 72%,transparent);}.mobile-header-actions .appearance-options button[aria-pressed="true"]{border:0;box-shadow:inset 0 0 0 1.5px color-mix(in srgb,var(--text) 72%,transparent);}.mobile-header-actions .appearance-options button i{width:28px;height:28px;flex-basis:28px;box-shadow:0 2px 7px color-mix(in srgb,var(--text) 12%,transparent);}.mobile-header-actions .appearance-options button span{display:none;}.mobile-header-actions .appearance-options button b{position:absolute;inset:0;margin:0;display:grid;place-items:center;color:var(--text);font-size:13px;text-shadow:0 1px 2px var(--card);}.topbar nav > .appearance-control{display:none;}.mobile-header-language{width:44px;min-width:44px;height:44px;padding:0;display:inline-flex;align-items:center;justify-content:center;gap:0;color:var(--muted);font-size:0;}.mobile-header-language span{display:none;}.mobile-header-language .nav-action-icon{width:23px;height:23px;}.mobile-menu-toggle{width:44px;height:44px;padding:0;display:grid;align-content:center;justify-items:center;gap:5px;border:1px solid var(--line);border-radius:13px;background:var(--card);color:var(--text);cursor:pointer;}.mobile-menu-toggle span{width:19px;height:2px;display:block;border-radius:9px;background:currentColor;transition:transform .2s ease,opacity .2s ease;}.mobile-menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}.mobile-menu-toggle.open span:nth-child(2){opacity:0;}.mobile-menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}.topbar nav{position:absolute;z-index:20;inset-inline-start:auto;inset-inline-end:0;top:calc(100% + 9px);width:100%;max-height:calc(100dvh - 100px);overflow-y:auto;overscroll-behavior:contain;padding:8px;display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));align-items:stretch;gap:6px;border:1px solid color-mix(in srgb,var(--line) 76%,transparent);border-radius:20px;background:color-mix(in srgb,var(--card) 96%,transparent);box-shadow:0 20px 48px rgba(0,0,0,.28),inset 0 1px 0 color-mix(in srgb,#fff 38%,transparent);backdrop-filter:blur(18px);opacity:0;visibility:hidden;transform:translateY(-8px) scale(.98);transform-origin:top center;transition:opacity .18s ease,transform .18s ease,visibility .18s;}.topbar nav.open{opacity:1;visibility:visible;transform:translateY(0) scale(1);}.topbar nav > a,
  .topbar nav > button,
  .topbar nav > form{width:100%;}.topbar nav .account-chip{width:100%;height:58px;padding:6px;justify-content:center;}.topbar nav .account-chip-copy{max-width:min(190px,calc(100% - 54px));text-align:center;}.topbar nav .account-chip-copy small{display:block;}.topbar nav .logout-menu-form{margin:0;padding:0;border:0;}.topbar nav .logout-menu-button{display:flex;align-items:center;justify-content:center;gap:8px;color:#a44747;font-size:13px;}.topbar nav .nav-action{width:100%;min-width:0;height:auto;min-height:44px;gap:8px;padding:8px;justify-content:flex-start;border:1px solid transparent;border-radius:11px;text-align:start;}.topbar nav .nav-action-label{display:block;font-size:12px;font-weight:600;line-height:1.4;}.topbar nav .nav-action-icon{width:20px;height:20px;}.topbar nav > a.nav-action:is(:hover,:focus-visible),
  .topbar nav > .appearance-control > .nav-action:is(:hover,:focus-visible){border-color:color-mix(in srgb,var(--line) 62%,transparent);background:color-mix(in srgb,var(--soft) 72%,transparent);outline:0;}.container{width:min(100% - 24px, 1120px);}.welcome-hero{padding-block:22px 12px;}.hero-logo-stage{padding-block:8px 12px;}.welcome-hero p{margin-top:4px;line-height:1.5;}.grade-step{padding-block:16px;}.step-heading{align-items:flex-start;gap:11px;margin-bottom:13px;}.step-heading > b{width:42px;height:42px;flex:0 0 42px;font-size:19px;}.step-heading h2{font-size:clamp(24px, 7.2vw, 31px);}html[lang="en"] .step-heading h2{font-size:clamp(23px, 6.8vw, 29px);line-height:1.08;}.kid-how{padding-top:22px;padding-bottom:20px;}.how-it-works h2{margin:2px 0 10px;line-height:1.25;}.features{margin-block:12px;}.features article{padding:13px 17px;}.features h3{margin:3px 0 1px;}.features p{line-height:1.45;}.how-card-image{width:132px;height:118px;margin-top:3px;}.gender-step.screen-enter,
  .subject-step.screen-enter{padding-top:22px;}.gender-selection-grid{gap:10px;margin-top:12px;}.gender-selection-card{padding:12px 8px;border-radius:18px;}.gender-selection-card img{width:120px;height:108px;}.gender-selection-card strong{font-size:19px;}.gender-gate{padding:70px 12px 18px;}.gender-gate-academic-pattern{opacity:.057;}.gender-gate.account-gate{inset-block-start:70px;min-height:calc(100dvh - 70px);padding-top:28px;}.gender-gate-brand{margin-bottom:10px;}.gender-gate h1{font-size:29px;}.gender-gate-shell > p{margin-bottom:13px;font-size:14px;line-height:1.45;}.profile-fields{grid-template-columns:1fr;gap:7px;margin-bottom:9px;}.profile-fields input,
  .profile-fields select{height:41px;}.gender-gate-options{gap:10px;}.gender-gate-options button{padding:11px 7px;border-radius:19px;}.gender-gate-options img{width:132px;height:122px;}.gender-gate-options strong{font-size:20px;}.profile-wizard-progress{margin-bottom:13px;}.profile-wizard-step > h2{font-size:25px;}.profile-wizard-step > p{margin-bottom:11px;font-size:13px;}.wizard-grade-grid{display:grid;grid-template-columns:1fr;gap:8px;}.wizard-grade-grid button{min-height:58px;padding:9px 16px;display:flex;align-items:center;justify-content:center;gap:0;text-align:center;}.wizard-grade-grid .wizard-grade-number{width:44px;height:44px;margin:0;flex:0 0 auto;}.wizard-grade-grid .wizard-grade-copy strong{font-size:14px;}.saved-profile-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;}.saved-profile-card{--saved-profile-photo-size:88px;min-height:165px;padding:9px 6px;}.saved-profile-card img{width:94px;height:90px;}.account-empty-state{padding:22px 14px;border-radius:20px;}.account-empty-avatar{width:60px;height:60px;margin-bottom:11px;}.home-focus{min-height:calc(100dvh - 70px);align-items:start;}.home-choice{padding-block:26px 80px;}.home-choice-heading{margin-bottom:18px;}.home-choice-heading h1{margin-bottom:11px;font-size:31px;}.home-subjects{gap:10px;}.home-subjects .subject-card{min-height:104px;padding:14px;border-radius:18px;}.home-subjects .subject-icon{width:52px;height:52px;border-radius:15px;font-size:22px;}.home-subjects .subject-cover-icon{width:76px;height:76px;aspect-ratio:1;flex-basis:76px;border-radius:12px;}.home-subjects .subject-card h2{font-size:23px;}}.admin-main{padding-block:34px 90px;}.admin-page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 22px;}.admin-page-heading h1{margin:0;font-size:clamp(26px,3.2vw,38px);line-height:1.35;}.admin-page-heading p{margin:6px 0 0;max-width:720px;color:var(--muted);font-size:14px;}.admin-page-heading > a{flex-shrink:0;gap:12px;}.admin-list-filters{display:flex;flex-wrap:wrap;align-items:end;gap:12px;padding:16px;border:1px solid var(--line);border-radius:18px;background:var(--card);}.admin-list-filters > label{display:grid;flex:1 1 125px;gap:6px;min-width:0;font-size:12px;font-weight:700;}.admin-list-filters > .admin-filter-search{flex:2 1 220px;}.admin-list-filters :is(input:not([type="hidden"]),select){width:100%;min-width:0;min-height:42px;padding:8px 11px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--text);font-size:13px;}.admin-filter-actions{display:flex;align-items:center;gap:12px;min-height:42px;font-size:12px;}.admin-filter-actions button{min-height:42px;min-width:74px;padding:8px 15px;}.admin-filter-actions a{text-decoration:underline;text-underline-offset:4px;}.admin-list-summary{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;padding:12px 3px;color:var(--muted);font-size:12px;}.admin-list-summary strong{color:var(--heading);margin-inline-start:5px;}.admin-empty-list{padding:32px 20px;text-align:center;}.admin-empty-list h2{margin:0 0 8px;font-size:22px;}.admin-empty-list p{color:var(--muted);margin:0 0 16px;}.admin-shortcuts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 0;}.admin-shortcuts a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:var(--card);color:var(--heading);font-size:13px;font-weight:700;}.admin-metric-card{text-decoration:none;font-variant-numeric:tabular-nums;}.admin-metric-card:is(:hover,:focus-visible),
.admin-shortcuts a:is(:hover,:focus-visible){outline:2px solid var(--brand);outline-offset:2px;}.admin-insight-grid h2{margin:8px 0 18px;font-size:20px;}.admin-payment-list{display:grid;gap:14px;}.admin-payment-card{min-width:0;padding:20px;border:1px solid var(--line);border-radius:18px;}.admin-payment-card > header{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:start;gap:12px;}.admin-payment-card h2{margin:4px 0;font-size:20px;overflow-wrap:anywhere;}.admin-payment-card small{display:block;color:var(--muted);overflow-wrap:anywhere;}.admin-payment-amount{display:grid;justify-items:end;gap:6px;}.admin-payment-amount strong{font-size:22px;font-variant-numeric:tabular-nums;}.admin-payment-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:16px 0;padding-block:14px;border-block:1px solid var(--line);}.admin-payment-facts dt{color:var(--muted);font-size:12px;}.admin-payment-facts dd{margin:5px 0 0;overflow-wrap:anywhere;font-size:14px;font-weight:700;}.admin-payment-footer,
.admin-payment-card .admin-payment-review{display:flex;flex-wrap:wrap;align-items:end;gap:10px;}.admin-payment-footer{margin-top:12px;justify-content:space-between;align-items:center;}.admin-payment-review > label{flex:1 1 260px;display:grid;gap:6px;font-size:12px;}.admin-payment-review input{min-width:0;min-height:42px;padding:9px 12px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--text);}.admin-payment-card button{width:auto;min-height:42px;padding:9px 15px;border:1px solid var(--line);border-radius:10px;font-weight:700;}.admin-payment-card .reject{border-color:var(--danger);background:var(--card);color:var(--danger);}@media (max-width:640px){.admin-page-heading{align-items:stretch;flex-direction:column;gap:14px;}.admin-list-filters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:12px;}.admin-filter-search,
  .admin-filter-actions{grid-column:1/-1;}.admin-shortcuts{grid-template-columns:1fr;gap:8px;}.admin-payment-card{padding:15px;}.admin-payment-facts{grid-template-columns:1fr;gap:10px;}}.admin-hero{padding:24px 26px;align-items:center;border:1px solid var(--line);border-radius:24px;background:color-mix(in srgb,var(--card) 92%,transparent);box-shadow:var(--shadow);}.admin-hero h1{margin:2px 0;font-size:clamp(30px,5vw,48px);line-height:1.2;}.admin-hero p{max-width:680px;margin:4px 0 0;color:var(--muted);}.admin-health{min-width:170px;padding:12px 15px;display:grid;grid-template-columns:10px 1fr;gap:2px 8px;align-items:center;border:1px solid var(--line);border-radius:15px;background:var(--card);}.admin-health i{width:9px;height:9px;border-radius:50%;background:#3a9b70;box-shadow:0 0 0 5px rgba(58,155,112,.12);}.admin-health span{color:var(--heading);font-weight:700;}.admin-health small{grid-column:2;color:var(--muted);font-size:12px;}.admin-section-nav{position:sticky;z-index:100;top:8px;margin:18px 0 30px;padding:7px;display:flex;gap:5px;overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:color-mix(in srgb,var(--card) 92%,transparent);box-shadow:0 10px 28px rgba(52,58,64,.08);backdrop-filter:blur(14px);scrollbar-width:none;}.admin-section-nav::-webkit-scrollbar{display:none;}.admin-section-nav a{min-width:max-content;padding:9px 14px;border-radius:10px;font-size:12px;font-weight:700;}.admin-section-nav a:hover{background:var(--soft);color:var(--heading);}body.admin-bg .admin-navigation-shell{grid-template-columns:1fr;align-items:center;}body.admin-bg .admin-section-nav{min-width:0;margin:0;box-shadow:none;}body.admin-bg .admin-global-search{width:min(390px,100%);justify-self:end;}body.admin-bg .admin-section-nav a{min-height:42px;display:inline-flex;align-items:center;justify-content:center;color:var(--text);line-height:1.25;white-space:nowrap;}body.admin-bg .admin-section-nav a.active{background:var(--brand);color:var(--on-brand);box-shadow:0 4px 12px rgba(13,59,82,.22);}body.admin-bg .admin-section-nav a:is(:hover,:focus-visible){outline:2px solid var(--brand);outline-offset:1px;}body.admin-bg button, body.admin-bg .admin-actions a{min-height:42px;font-weight:700;}body.admin-bg .admin-global-search button{min-height:36px;background:var(--brand);color:var(--on-brand);border:1px solid var(--brand);}body.admin-bg .admin-global-search button:is(:hover,:focus-visible){filter:brightness(1.12);outline:2px solid var(--brand);outline-offset:2px;}.admin-section{padding-top:24px;scroll-margin-top:85px;}.admin-section + .admin-section{margin-top:30px;border-top:1px solid var(--line);}.admin-section-title{margin-bottom:16px;display:flex;align-items:end;justify-content:space-between;gap:18px;}.admin-section-title span{color:var(--brand-dark);font-size:12px;font-weight:700;}.admin-section-title h2{margin:2px 0 0;font-size:clamp(25px,4vw,36px);}.admin-section-title > small{color:var(--muted);}.admin-metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:11px;}.admin-metric-grid > :is(article,a){min-width:0;padding:18px;border:1px solid var(--line);border-radius:18px;background:var(--card);box-shadow:0 10px 30px rgba(52,58,64,.055);}.admin-metric-grid span,
.admin-metric-grid small{display:block;color:var(--muted);font-size:12px;}.admin-metric-grid b{display:block;margin:5px 0 2px;color:var(--heading);font-size:31px;line-height:1;}.admin-insight-grid{margin-top:12px;display:grid;grid-template-columns:1fr 1fr;gap:12px;}.admin-insight-grid .admin-card{padding:20px;}.admin-insight-grid h3{margin:2px 0 17px;}.admin-bars{display:grid;gap:13px;}.admin-bars span{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;}.admin-bars span b{color:var(--heading);}.admin-bars i{height:8px;display:block;overflow:hidden;border-radius:99px;background:var(--soft);}.admin-bars em{height:100%;display:block;border-radius:inherit;background:#5f829f;}.admin-bars .girl em{background:#b96886;}.admin-table-card{padding:0;overflow:hidden;}.admin-table{min-width:720px;}.admin-table th{padding:13px 15px;background:var(--soft);color:var(--muted);}.admin-table td{padding:14px 15px;vertical-align:middle;}.admin-table td > b,
.admin-table td > small{display:block;}.admin-table td > small{color:var(--muted);font-size:12px;}.country-share{width:80px;height:5px;margin-inline-end:7px;display:inline-block;overflow:hidden;vertical-align:middle;border-radius:99px;background:var(--soft);}.country-share i{height:100%;display:block;border-radius:inherit;background:var(--brand);}.admin-record-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;}.admin-record-card{min-width:0;padding:17px;border:1px solid var(--line);border-radius:19px;background:var(--card);box-shadow:0 10px 30px rgba(52,58,64,.055);}.admin-record-card > header{display:flex;align-items:center;gap:10px;}.admin-record-card > header > div{min-width:0;}.admin-record-card h3{margin:0;overflow:hidden;font-size:16px;text-overflow:ellipsis;white-space:nowrap;}.admin-record-card header small{display:block;overflow:hidden;color:var(--muted);font-size:12px;text-overflow:ellipsis;white-space:nowrap;}.admin-avatar{width:44px;height:44px;flex:0 0 auto;display:grid;place-items:center;overflow:hidden;border-radius:13px;background:var(--soft);color:var(--heading);font-weight:700;}.admin-avatar img{width:100%;height:100%;object-fit:cover;}.student-unit-enter,
.student-unit-link:hover .student-unit-enter,
.student-unit-link:focus-visible .student-unit-enter,
.lesson-card-enter,
.lesson-list a.lesson-entry:not(.locked):hover .lesson-card-enter,
.lesson-list a.lesson-entry:not(.locked):focus-visible .lesson-card-enter{top:auto;bottom:18px;transform:none;}html[dir="rtl"] .student-unit-enter,
html[dir="rtl"] .lesson-card-enter{left:18px;right:auto;}html[dir="ltr"] .student-unit-enter,
html[dir="ltr"] .lesson-card-enter{left:auto;right:18px;}@media (max-width:640px){.student-unit-progress,
  .lesson-progress{box-sizing:border-box;padding-inline-end:52px;}.student-unit-enter,
  .lesson-card-enter{bottom:14px;}html[dir="rtl"] .student-unit-enter,
  html[dir="rtl"] .lesson-card-enter{left:14px;}html[dir="ltr"] .student-unit-enter,
  html[dir="ltr"] .lesson-card-enter{right:14px;}}.admin-avatar.has-avatar,
.admin-avatar:has(.student-identity-photo){border:1px solid var(--line);border-radius:50%;background:var(--card);}.admin-avatar img,
.admin-avatar .avatar-fallback{grid-area:1 / 1;}.admin-avatar.has-avatar .avatar-fallback{display:none;}.admin-avatar.has-avatar img{border-radius:50%;}.profile-avatar img:not(.student-identity-photo){object-fit:contain;}.admin-role{margin-inline-start:auto;padding:4px 8px;border-radius:99px;background:var(--soft);color:var(--muted);font-size:12px;font-weight:700;}.admin-role.is-admin{background:#e8f4ee;color:#337357;}.record-facts{margin-top:14px;display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:12px;overflow:hidden;}.record-facts span{padding:8px 5px;text-align:center;color:var(--muted);font-size:12px;border-inline-end:1px solid var(--line);}.record-facts span:last-child{border:0;}.record-facts b{display:block;color:var(--heading);font-size:13px;}.admin-record-card > p{min-height:39px;margin:11px 0 0;color:var(--muted);font-size:12px;}.record-actions{margin-top:12px;border-top:1px solid var(--line);}.record-actions summary{padding:11px 0 0;color:var(--brand-dark);font-size:12px;font-weight:700;cursor:pointer;}.admin-tool > summary{font-weight:700;cursor:pointer;}.record-actions > div{padding-top:10px;display:grid;grid-template-columns:1fr 1fr;gap:7px;}.record-actions form{min-width:0;margin:0;display:flex;gap:5px;}.record-actions input,
.record-actions select{min-width:0;height:35px;padding:0 8px;border:1px solid var(--line);border-radius:9px;background:var(--bg);color:var(--text);font-size:12px;}.record-actions button,
.lesson-admin-list button{min-height:35px;padding:5px 9px;border:1px solid var(--line);border-radius:9px;background:var(--soft);color:var(--heading);font-size:12px;font-weight:700;cursor:pointer;}.record-actions button{flex:1;}.record-actions button.approve{background:#e9f5ef;color:#2f6f52;border-color:#c8e3d5;}.record-actions button.danger,
.lesson-admin-list button.danger{background:#fff1f1;color:#a23e3e;border-color:#efcaca;}.record-actions :is(.record-account-edit,.profile-edit-form){display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-column:1/-1;gap:10px;}.record-actions :is(.record-account-edit,.profile-edit-form) label{display:grid;gap:6px;min-width:0;font-size:12px;}.record-actions :is(.record-account-edit,.profile-edit-form) :is(input,select){width:100%;min-height:42px;}.record-actions :is(.record-account-edit,.profile-edit-form) button,
.record-name-field{grid-column:1/-1;}.record-actions :is(.record-account-edit,.profile-edit-form) button{min-height:42px;}.lesson-admin-list{margin-bottom:14px;display:grid;gap:8px;}.lesson-admin-list article{padding:13px 15px;display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:15px;background:var(--card);}.lesson-admin-list article > div{min-width:0;flex:1;}.lesson-admin-list h3{margin:1px 0;overflow:hidden;font-size:14px;text-overflow:ellipsis;white-space:nowrap;}.lesson-admin-list small,
.lesson-admin-list span{display:block;color:var(--muted);font-size:12px;}.lesson-admin-list form{display:flex;gap:5px;}.admin-tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}.admin-tool{align-self:start;}.admin-tool > summary{padding:0;font-size:15px;color:var(--heading);}.admin-tool[open] > summary{margin-bottom:12px;}.admin-tool .form{margin-top:0;}.admin-tool-note{margin:0 0 4px;padding:12px 14px;border-radius:12px;background:var(--soft);color:var(--text);font-size:12px;line-height:1.7;}.json-import-hint{margin-top:-3px;display:block;color:var(--muted);font-size:12px;line-height:1.65;}.unit-json-import .file-drop{min-height:96px;display:grid;place-content:center;gap:8px;text-align:center;border-style:dashed;}.student-profile-hero{position:relative;overflow:hidden;border-color:color-mix(in srgb,var(--brand) 24%,var(--line));background:linear-gradient(135deg,color-mix(in srgb,var(--brand) 7%,var(--card)),var(--card) 58%);}.student-profile-hero::after{position:absolute;inset:auto -55px -85px auto;width:230px;height:230px;border-radius:50%;background:color-mix(in srgb,var(--brand) 8%,transparent);content:"";pointer-events:none;}.student-profile-hero > *{position:relative;z-index:1;}.student-hero-actions{display:flex;gap:8px;flex-wrap:wrap;}.student-hero-actions .secondary{border:1px solid var(--line);background:var(--card);color:var(--heading);}.student-command-center{margin:18px 0;padding:0;overflow:hidden;border-color:color-mix(in srgb,var(--brand) 28%,var(--line));}.student-command-header{padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);background:linear-gradient(135deg,color-mix(in srgb,var(--soft) 45%,var(--card)),var(--card));}.student-command-header h2{margin:3px 0;font-size:clamp(23px,3vw,32px);}.student-command-header p{max-width:650px;margin:0;color:var(--muted);font-size:12px;}.access-state{min-width:max-content;padding:9px 13px;display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:999px;font-size:12px;font-weight:800;}.access-state i{width:8px;height:8px;border-radius:50%;background:#929aa1;}.access-state.is-active{border-color:#b9decf;background:#eef9f4;color:#28684f;}.access-state.is-active i{background:#35a477;box-shadow:0 0 0 4px rgba(53,164,119,.12);}.student-command-grid{padding:18px;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(280px,.85fr);gap:14px;}.access-control-card{min-width:0;padding:18px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:14px;border:1px solid var(--line);border-radius:17px;background:color-mix(in srgb,var(--soft) 26%,var(--card));}.access-control-card small{color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.08em;}.access-control-card h3{margin:4px 0 0;font-size:20px;}.access-control-card p{margin:1px 0 7px;overflow-wrap:anywhere;color:var(--muted);font-size:12px;}.access-control-card > div > b{color:var(--heading);font-size:12px;}.grant-access-form{min-width:220px;display:grid;grid-template-columns:78px 1fr;gap:7px;}.grant-access-form label{display:grid;gap:3px;color:var(--muted);font-size:12px;}.grant-access-form input{width:100%;height:38px;padding:0 9px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--heading);}.grant-access-form button{min-height:38px;padding:7px 12px;border:1px solid #b9decf;border-radius:10px;background:#e9f7f1;color:#28684f;cursor:pointer;font-size:12px;font-weight:800;}.revoke-access-form button{min-height:38px;padding:7px 12px;border:1px solid #b9decf;border-radius:10px;cursor:pointer;font-size:12px;font-weight:800;}.revoke-access-form{grid-column:1/-1;display:flex;justify-content:end;border-top:1px solid var(--line);padding-top:11px;}.revoke-access-form button{border-color:#ecd0d0;background:#fff3f3;color:#984343;}.student-connected-links{display:grid;gap:7px;}.student-connected-links a{min-width:0;padding:11px 12px;display:grid;grid-template-columns:29px minmax(0,1fr) 20px;align-items:center;gap:9px;border:1px solid var(--line);border-radius:13px;background:var(--card);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}.student-connected-links a:hover{border-color:var(--brand);box-shadow:0 8px 22px rgba(52,58,64,.08);transform:translateY(-1px);}.student-connected-links a > span{width:29px;height:29px;display:grid;place-items:center;border-radius:9px;background:var(--soft);color:var(--brand-dark);font-size:12px;font-weight:800;}.student-connected-links b,
.student-connected-links small{display:block;}.student-connected-links b{color:var(--heading);font-size:12px;}.student-connected-links small{overflow:hidden;color:var(--muted);font-size:12px;text-overflow:ellipsis;white-space:nowrap;}.student-connected-links i{color:var(--muted);font-style:normal;}.linked-profile-strip{padding:15px 18px 18px;border-top:1px solid var(--line);}.linked-profile-strip > span{display:block;margin-bottom:8px;color:var(--muted);font-size:12px;font-weight:800;}.linked-profile-strip > div{display:flex;flex-wrap:wrap;gap:7px;}.linked-profile-strip a{min-width:110px;padding:8px 11px;border:1px solid var(--line);border-radius:11px;background:var(--card);color:var(--heading);font-size:12px;font-weight:700;}.linked-profile-strip a small{display:block;color:var(--muted);font-size:12px;font-weight:500;}.linked-profile-strip a.active{border-color:var(--brand);background:color-mix(in srgb,var(--brand) 7%,var(--card));}.guest-access-note{margin:18px;padding:18px;border:1px dashed var(--line);border-radius:15px;background:var(--soft);}.guest-access-note p{margin:3px 0 12px;color:var(--muted);font-size:12px;}.admin-inline-link{color:var(--brand-dark);text-decoration:underline;text-underline-offset:3px;}.connected-panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;}.connected-panel-heading h2{margin:0;}.connected-panel-heading a{min-width:max-content;color:var(--brand-dark);font-size:12px;font-weight:800;}.curriculum-admin{padding-top:22px;}.curriculum-admin .admin-navigation-shell{margin-top:0;}.curriculum-breadcrumb{margin:20px 0 14px;display:flex;align-items:center;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:12px;font-weight:700;}.curriculum-breadcrumb a{color:var(--brand-dark);}.curriculum-breadcrumb i{color:#a1a7ad;font-size:17px;font-style:normal;}.curriculum-heading{position:relative;z-index:2;margin-bottom:22px;padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px;border:1px solid color-mix(in srgb,var(--line) 78%,#c9cdd1);border-radius:24px;background:color-mix(in srgb,var(--card) 92%,transparent);box-shadow:0 14px 38px rgba(40,47,54,.075);backdrop-filter:blur(12px);}.curriculum-heading h1{font-size:clamp(30px,5vw,48px);line-height:1.12;}.curriculum-heading p{max-width:680px;margin:0;font-size:12px;}.curriculum-create{position:relative;min-width:165px;}.curriculum-create > summary{min-height:45px;padding:10px 15px;display:grid;place-items:center;border:1px solid var(--heading);border-radius:13px;background:var(--heading);color:#fff;cursor:pointer;font-size:12px;font-weight:800;list-style:none;}.curriculum-create > summary::-webkit-details-marker{display:none;}.curriculum-create[open] > summary{border-color:var(--brand);background:var(--brand);}.curriculum-create > form{position:absolute;z-index:30;inset-block-start:calc(100% + 9px);inset-inline-end:0;width:min(440px,calc(100vw - 32px));margin:0;padding:18px;border:1px solid var(--line);border-radius:17px;background:var(--card);box-shadow:0 24px 60px rgba(32,38,44,.18);}.curriculum-heading:has(.curriculum-create[open]){align-items:flex-start;}.curriculum-create[open]{width:min(440px,100%);}.curriculum-create[open] > form{position:static;width:100%;margin-top:10px;box-shadow:0 12px 30px rgba(32,38,44,.11);}.curriculum-card-grid{display:grid;gap:13px;}.curriculum-card-shell{position:relative;min-width:0;}.curriculum-card-shell > .curriculum-card{width:100%;height:100%;}.curriculum-access-form{position:absolute;z-index:4;inset-inline-start:12px;bottom:10px;margin:0;display:flex;flex-wrap:wrap;gap:7px;}.curriculum-access-form button{min-height:32px;padding:5px 10px;border-radius:999px;font-size:10px;cursor:pointer;}.curriculum-card-shell.is-subject-hidden>.curriculum-card{border-color:color-mix(in srgb,var(--danger) 55%,var(--line));opacity:.72;}.curriculum-card-shell.is-subject-hidden .subject-visibility-button{border-color:var(--success);}.curriculum-card-shell:has(.curriculum-entity-edit[open]){z-index:12;}.curriculum-entity-edit{position:absolute;z-index:5;top:2px;right:43px;}.curriculum-entity-edit > summary{width:36px;height:36px;padding:8px;display:grid;place-items:center;border:0;border-radius:50%;color:var(--chalk,#f7f5ea);background:transparent;cursor:pointer;list-style:none;transition:color .18s ease,transform .18s ease,filter .18s ease;}.curriculum-entity-edit > summary::-webkit-details-marker{display:none;}.curriculum-entity-edit > summary svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}.curriculum-entity-edit > summary:is(:hover,:focus-visible){color:#fff;outline:0;filter:drop-shadow(0 0 6px rgba(255,255,255,.35));transform:scale(1.1);}.curriculum-entity-edit-form{position:absolute;top:40px;right:-41px;width:min(320px,calc(100vw - 32px));padding:18px;border:1px solid var(--line);border-radius:17px;background:var(--card);box-shadow:0 18px 46px rgba(0,0,0,.34);}.curriculum-entity-edit-form strong{color:var(--heading);font-size:16px;}.curriculum-entity-delete{position:absolute;z-index:4;top:1px;right:2px;left:auto;margin:0;}html[dir="ltr"] .curriculum-entity-delete{right:2px;left:auto;}.curriculum-entity-delete-button{width:38px;height:38px;padding:7px;display:grid;place-items:center;border:0;border-radius:50%;color:#ff5260;background:transparent;cursor:pointer;transition:color .18s ease,transform .18s ease,filter .18s ease;}.curriculum-entity-delete-button svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:3.15;stroke-linecap:round;}.curriculum-entity-delete-button:is(:hover,:focus-visible){color:#ff263b;outline:0;filter:drop-shadow(0 0 7px rgba(255,38,59,.52));transform:scale(1.12) rotate(5deg);}.curriculum-card{min-width:0;min-height:180px;padding:20px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;grid-template-rows:1fr auto;align-items:center;gap:14px 16px;overflow:hidden;border:1px solid color-mix(in srgb,var(--line) 78%,#c8cdd1);border-radius:22px;background:color-mix(in srgb,var(--card) 94%,transparent);box-shadow:0 11px 30px rgba(40,47,54,.065);backdrop-filter:blur(9px);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;}.curriculum-card:hover{border-color:color-mix(in srgb,var(--brand) 45%,#aeb5ba);box-shadow:0 17px 38px rgba(40,47,54,.11);transform:translateY(-3px);}.curriculum-index{width:58px;height:58px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--brand) 30%,var(--line));border-radius:17px;font-size:19px;font-weight:850;}.curriculum-card > div{min-width:0;}.curriculum-card small{color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.08em;}.curriculum-card h2{margin:4px 0 2px;color:var(--heading);font-size:23px;line-height:1.22;}.curriculum-card p{margin:0;color:var(--muted);font-size:12px;}.curriculum-card > i{grid-column:3;grid-row:1;color:var(--brand-dark);font-size:23px;font-style:normal;}.curriculum-card dl{grid-column:1/-1;margin:4px 0 0;display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);}.curriculum-card dl div{padding-top:11px;display:flex;align-items:center;justify-content:space-between;}.curriculum-card dl div + div{padding-inline-start:14px;border-inline-start:1px solid var(--line);}.curriculum-card dt{color:var(--muted);font-size:12px;}.curriculum-card dd{margin:0;color:var(--heading);font-size:17px;font-weight:800;}.curriculum-cover{width:86px;height:86px;display:grid;place-items:center;overflow:hidden;border:1px solid color-mix(in srgb,var(--subject-color) 42%,var(--line));border-radius:17px;background:var(--soft);color:var(--subject-color);font-weight:900;box-shadow:0 9px 20px rgba(40,47,54,.12);}.curriculum-cover img{width:100%;height:100%;display:block;object-fit:cover;}.exam-readiness{min-width:112px;padding:9px 11px;display:grid;gap:1px;border:1px solid #efd3b0;border-radius:12px;}.exam-readiness b{font-size:12px;}.exam-readiness small{color:inherit;font-size:12px;letter-spacing:0;}.unit-exam-admin-card{margin-bottom:14px;padding:20px 22px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px;border-radius:20px;}.unit-exam-admin-card.ready{grid-template-columns:minmax(0,1fr) auto auto;border-color:#bedfce;}.unit-exam-admin-card small{color:var(--brand-dark);font-size:12px;font-weight:850;letter-spacing:.1em;}.unit-exam-admin-card h2{margin:4px 0 2px;font-size:20px;}.unit-exam-admin-card p{margin:0;color:var(--muted);font-size:12px;}.unit-exam-admin-card > strong{font-size:24px;font-variant-numeric:tabular-nums;}@media (max-width:850px){.grade-card-grid{grid-template-columns:1fr;}.curriculum-heading{align-items:flex-start;flex-direction:column;}.curriculum-create{width:100%;}.curriculum-create > form{position:static;width:100%;margin-top:9px;}}@media (max-width:560px){.curriculum-heading{padding:18px;border-radius:19px;}.curriculum-card{min-height:150px;padding:15px;gap:11px;border-radius:18px;}.curriculum-index{width:48px;height:48px;border-radius:14px;font-size:16px;}.curriculum-cover{width:70px;height:70px;border-radius:14px;}.curriculum-card h2{font-size:19px;}.unit-curriculum-card,
  .lesson-curriculum-card{grid-template-columns:auto minmax(0,1fr);}.unit-curriculum-card > i,
  .lesson-curriculum-card > i{display:none;}.exam-readiness{grid-column:1/-1;width:100%;}.unit-exam-admin-card,
  .unit-exam-admin-card.ready{grid-template-columns:1fr;}}@media (max-width: 820px){.student-command-header{align-items:flex-start;flex-direction:column;}.student-command-grid{grid-template-columns:1fr;}.access-control-card{grid-template-columns:1fr;}.grant-access-form{min-width:0;grid-template-columns:82px 1fr;}.revoke-access-form{grid-column:auto;justify-content:stretch;}.revoke-access-form button{width:100%;}}@media (max-width: 520px){.student-command-header{padding:17px;}.student-command-grid{padding:10px;}.access-control-card{padding:14px;}.grant-access-form{grid-template-columns:1fr;}.student-hero-actions{width:100%;}.student-hero-actions a{flex:1;}}.personal-name{color:var(--brand-dark, var(--brand));font-weight:inherit;}.personalised-heading .personal-greeting{font-size:.72em;font-weight:500;}.personalised-heading .motion-name{display:inline-block;font-size:1.08em;font-weight:700;background:none;color:#46505b;-webkit-text-fill-color:#46505b;transform-origin:center bottom;text-shadow:none;transform:none;animation:none;}.home-choice-heading .personalised-heading .motion-name{position:relative;max-width:min(88vw, 720px);padding:.04em .12em .16em;font-size:1.1em;font-weight:650;line-height:1.15;letter-spacing:-.025em;overflow-wrap:anywhere;color:#424a51;-webkit-text-fill-color:#424a51;border-bottom:2px solid color-mix(in srgb,var(--brand) 55%,#d6b35a);text-shadow:0 1px 0 rgba(255,255,255,.9);animation:none;}.home-choice-heading .personalised-heading .motion-name::after{display:none;}@media (prefers-reduced-motion: reduce){.home-choice-heading .personalised-heading .motion-name,
  .home-choice-heading .personalised-heading .motion-name::after{animation:none;}}.teacher-question-bubble::before,
.student-answer-bubble::after{display:none;}.arcade-exam > .session-nav{display:none;}@media (min-width: 1024px){.teacher-question-bubble{left:185px;min-height:110px;padding:15px 22px;}.student-answer-bubble{right:145px;bottom:clamp(42px,10%,70px);min-height:190px;padding:12px 16px 14px;}.arcade-exam .student-answer-bubble .choices button{min-height:50px;padding:5px 10px;}}@media (min-width: 721px) and (max-width: 1023px){.teacher-question-bubble{top:24px;right:28px;left:168px;min-height:104px;padding:14px 18px;}.teacher-question-bubble h2{font-size:clamp(19px,3vw,25px);}.student-answer-bubble{right:118px;bottom:46px;left:170px;min-height:180px;padding:10px 13px 12px;}.student-answer-bubble .choices{gap:7px;}.arcade-exam .student-answer-bubble .choices button{min-height:48px;padding:4px 8px;}}@media (max-width: 720px){.teacher-question-bubble{right:100px;padding:20px 12px 10px;}.student-answer-bubble{right:80px;padding:7px;}.student-answer-bubble .choices{gap:5px;}.arcade-exam .student-answer-bubble .choices button{padding:3px 7px;}}html:has(body.arcade-exam-page),
body.arcade-exam-page{width:100%;height:100dvh;overflow:hidden;}body.arcade-exam-page{margin:0;background:#eaf3f4;}.arcade-exam-page > .topbar,
.arcade-exam-page > .footer,
.arcade-exam-page .lesson-page > .back,
.arcade-exam-page .lesson-page > .study-notice,
.arcade-exam-page .lesson-mode-page-nav{display:none;}.arcade-exam-page .lesson-page{width:100%;max-width:none;height:100dvh;margin:0;padding:0;overflow:hidden;}.arcade-exam-page .arcade-exam{width:100%;max-width:none;height:100dvh;margin:0;display:grid;grid-template-rows:auto minmax(0,1fr);overflow:hidden;}.arcade-exam-page .classroom-arcade{margin:0;border-width:0 0 1px;border-radius:0;box-shadow:0 6px 24px rgba(35,43,53,.08);}.arcade-exam-page .arcade-exam .question-stage{width:100%;height:100%;min-height:0;overflow:hidden;}.arcade-exam-page .arcade-exam .classroom-question{width:100%;height:100%;min-height:0;border-width:0;border-radius:0;box-shadow:none;}.arcade-exam-page .arcade-exam .session-result{height:100%;overflow:auto;border:0;border-radius:0;box-shadow:none;}.arcade-exam-page .notification-center{z-index:200;}.arcade-exam-page .arcade-exam .result-card{--result-accent:#6f7781;--result-soft:#eef1f4;position:relative;display:grid;width:100%;max-width:none;height:100%;min-height:0;margin:0;padding:clamp(20px,4vh,44px) clamp(16px,4vw,52px);place-items:center;overflow:auto;border:0;border-radius:0;background:radial-gradient(circle at 13% 15%,color-mix(in srgb,var(--result-accent) 10%,transparent),transparent 30%),radial-gradient(circle at 88% 82%,color-mix(in srgb,var(--result-accent) 8%,transparent),transparent 28%),linear-gradient(145deg,#f5f8fa,#edf4f5);box-shadow:none;text-align:start;}.arcade-exam-page .arcade-exam .result-card[hidden]{display:none;}.arcade-exam-page .result-card[data-level=excellent]{--result-accent:#159579;--result-soft:#dcf7ee;}.arcade-exam-page .result-card[data-level=good]{--result-accent:#6d63d9;--result-soft:#eceafd;}.arcade-exam-page .result-card[data-level=keep-going]{--result-accent:#e39a19;--result-soft:#fff2d5;}.result-card-inner{position:relative;z-index:2;width:min(100%,900px);padding:clamp(24px,4vw,46px);border:1px solid rgba(255,255,255,.9);border-radius:32px;background:rgba(255,255,255,.9);box-shadow:0 28px 80px rgba(43,54,65,.14);backdrop-filter:blur(16px);}.result-heading{display:flex;align-items:center;gap:18px;padding-bottom:24px;border-bottom:1px solid var(--line);}.result-complete-mark{display:grid;flex:0 0 58px;width:58px;height:58px;place-items:center;border-radius:18px;background:var(--result-soft);color:var(--result-accent);}.result-complete-mark svg{width:30px;height:30px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;}.result-heading small,
.result-summary>small{display:block;color:var(--result-accent);font-size:12px;font-weight:800;letter-spacing:.14em;}.result-heading h2{margin:4px 0 2px;font-size:clamp(24px,3vw,38px);line-height:1.2;}.result-heading p{margin:0;color:var(--muted);font-size:13px;}.result-overview{display:grid;grid-template-columns:minmax(230px,.75fr) minmax(0,1.25fr);align-items:center;gap:clamp(26px,5vw,64px);padding:32px 10px;}.result-score-ring{display:grid;width:220px;aspect-ratio:1;margin:auto;place-items:center;border-radius:50%;background:conic-gradient(var(--result-accent) var(--result-percent,0%),color-mix(in srgb,var(--result-accent) 12%,#edf1f4) 0);box-shadow:0 18px 40px color-mix(in srgb,var(--result-accent) 18%,transparent);transition:background .45s ease;}.result-score-ring:before{grid-area:1/1;width:174px;aspect-ratio:1;border-radius:50%;background:#fff;box-shadow:inset 0 0 0 1px var(--line);content:"";}.result-score-ring>div{z-index:1;grid-area:1/1;text-align:center;}.result-score-ring strong{display:flex;align-items:baseline;justify-content:center;color:var(--text);font-size:58px;line-height:1;}.result-score-ring strong i{font-style:normal;}.result-score-ring strong small{margin-inline-start:5px;color:var(--muted);font-size:19px;}.result-score-ring span{display:block;margin-top:7px;color:var(--muted);font-size:12px;font-weight:700;}.result-summary>strong{display:block;margin:6px 0;color:var(--result-accent);font-size:clamp(40px,6vw,66px);line-height:1;}.result-summary>p{min-height:48px;margin:12px 0 18px;color:var(--muted);font-size:15px;line-height:1.65;}.result-progress{height:10px;overflow:hidden;border-radius:99px;background:color-mix(in srgb,var(--result-accent) 11%,#edf1f4);}.result-progress i{display:block;width:var(--result-percent,0%);height:100%;border-radius:inherit;background:linear-gradient(90deg,color-mix(in srgb,var(--result-accent) 72%,#fff),var(--result-accent));transition:width .55s ease;}.result-actions{display:grid;grid-template-columns:1.15fr .85fr;gap:12px;}.result-actions .primary,
.result-actions .secondary{display:flex;min-height:54px;align-items:center;justify-content:center;gap:9px;border-radius:15px;font-size:13px;}.result-actions .primary{border-color:var(--result-accent);background:var(--result-accent);}.result-actions .secondary{background:#fff;}.result-actions span{font-size:18px;}.result-card .share-panel{margin:18px 0 0;border-color:color-mix(in srgb,var(--result-accent) 20%,var(--line));}.result-card .share-panel>div{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));}.result-card .share-button{width:100%;min-width:0;}.result-celebration i{position:absolute;width:8px;height:8px;border-radius:2px;background:var(--result-accent);opacity:.35;transform:rotate(18deg);}.result-celebration i:nth-child(1){top:14%;left:8%;}.result-celebration i:nth-child(2){top:24%;right:10%;width:12px;height:4px;}.result-celebration i:nth-child(3){bottom:16%;left:13%;width:5px;height:14px;}.result-celebration i:nth-child(4){right:17%;bottom:12%;}.result-celebration i:nth-child(5){top:8%;left:52%;width:5px;height:12px;}.result-card[data-level=excellent] .result-celebration i{animation:result-float 2.7s ease-in-out infinite alternate;}.result-card[data-level=excellent] .result-celebration i:nth-child(even){animation-delay:.35s;}@keyframes result-float{to{transform:translateY(-9px) rotate(48deg);opacity:.7;}}@media (max-width:720px){body.admin-bg .admin-navigation-shell{grid-template-columns:1fr;}body.admin-bg .admin-section-nav{overflow-x:auto;}.arcade-exam-page .arcade-exam .result-card{padding:13px;}.result-card-inner{padding:20px 16px;border-radius:24px;}.result-heading{gap:12px;padding-bottom:16px;}.result-complete-mark{flex-basis:46px;width:46px;height:46px;border-radius:14px;}.result-complete-mark svg{width:25px;}.result-heading h2{font-size:22px;}.result-heading p{font-size:12px;}.result-overview{grid-template-columns:125px minmax(0,1fr);gap:16px;padding:20px 0;}.result-score-ring{width:124px;}.result-score-ring:before{width:96px;}.result-score-ring strong{font-size:32px;}.result-score-ring strong small{font-size:13px;}.result-score-ring span{font-size:12px;}.result-summary>strong{font-size:38px;}.result-summary>p{min-height:0;margin:7px 0 12px;font-size:12px;line-height:1.45;}.result-progress{height:7px;}.result-actions{grid-template-columns:1fr;}.result-actions .primary,
  .result-actions .secondary{min-height:45px;}.result-card .share-panel{margin-top:12px;}.result-card .share-panel>div{grid-template-columns:1fr 1fr;}.result-card .share-button{font-size:12px;}}@media (max-width:380px),(max-height:690px){.result-card-inner{padding:15px 13px;}.result-heading p{display:none;}.result-overview{grid-template-columns:104px minmax(0,1fr);padding:14px 0;}.result-score-ring{width:102px;}.result-score-ring:before{width:78px;}.result-score-ring strong{font-size:27px;}.result-score-ring span{display:none;}.result-summary>strong{font-size:32px;}.result-summary>p{font-size:12px;}.result-actions .primary,
  .result-actions .secondary{min-height:41px;}.result-card .share-panel{margin-top:9px;}.result-card .share-panel small{display:none;}.result-card .share-button{font-size:0;}.result-card .share-button span{margin:0;font-size:12px;}}.result-card .share-panel{padding:18px;border:1px solid #ccd2d8;background:linear-gradient(145deg,#fafbfc,#eef1f4);box-shadow:inset 0 1px 0 #fff,0 8px 22px rgba(55,63,71,.06);}.result-card .share-panel>small{color:#68717a;font-size:12px;letter-spacing:.04em;}.result-card .share-panel>div{gap:10px;}.result-card .share-button,
.result-card .share-button.whatsapp,
.result-card .share-button.facebook,
.result-card .share-button.x-twitter,
.result-card .share-button.native{position:relative;min-height:52px;padding:8px 14px;border:1px solid #c5cbd1;border-radius:15px;background:linear-gradient(150deg,#fdfefe 0%,#e4e8eb 55%,#d2d7dc 100%);color:#3f474f;box-shadow:inset 0 1px 0 rgba(255,255,255,.95),inset 0 -1px 0 rgba(114,124,134,.14),0 6px 14px rgba(47,55,62,.08);font-size:12px;text-shadow:0 1px 0 #fff;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background .18s ease;}.result-card .share-button:hover{transform:translateY(-2px);border-color:#8f98a1;background:linear-gradient(150deg,#fff,#e8ebee 50%,#cbd1d6);box-shadow:inset 0 1px 0 #fff,0 10px 20px rgba(47,55,62,.13);}.result-card .share-button:active{transform:translateY(0);box-shadow:inset 0 2px 5px rgba(64,72,80,.13);}.result-card .share-button b{overflow:hidden;font-size:12px;font-weight:750;text-overflow:ellipsis;white-space:nowrap;}.result-card .share-icon{display:grid;flex:0 0 34px;width:34px;height:34px;place-items:center;border:1px solid #bdc4ca;border-radius:11px;background:linear-gradient(145deg,#fff,#d9dee2);color:#4e5760;box-shadow:inset 0 1px 0 #fff,0 3px 7px rgba(55,63,71,.1);}.result-card .share-icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.result-card .share-button.facebook .share-icon svg,
.result-card .share-button.x-twitter .share-icon svg{fill:currentColor;stroke:none;}.result-card .share-button:focus-visible{outline:3px solid color-mix(in srgb,#8e979f 38%,transparent);outline-offset:2px;}@media (max-width:720px){.result-card .share-panel{padding:12px;}.result-card .share-panel>div{gap:8px;}.result-card .share-button,
  .result-card .share-button.whatsapp,
  .result-card .share-button.facebook,
  .result-card .share-button.x-twitter,
  .result-card .share-button.native{min-height:48px;padding:7px 10px;border-radius:13px;}.result-card .share-icon{flex-basis:30px;width:30px;height:30px;border-radius:9px;}.result-card .share-icon svg{width:16px;height:16px;}}@media (max-width:380px),(max-height:690px){.result-card .share-panel>div{grid-template-columns:repeat(4,minmax(0,1fr));}.result-card .share-button b{display:none;}.result-card .share-button,
  .result-card .share-button.whatsapp,
  .result-card .share-button.facebook,
  .result-card .share-button.x-twitter,
  .result-card .share-button.native{min-height:44px;padding:6px;}.result-card .share-icon{margin:0;}}.result-card .share-panel.share-icons-only{margin:14px 0 0;padding:0;border:0;background:transparent;box-shadow:none;}.result-card .share-panel.share-icons-only>div{display:flex;align-items:center;justify-content:center;gap:10px;}.result-card .share-icons-only .share-button,
.result-card .share-icons-only .share-button.whatsapp,
.result-card .share-icons-only .share-button.facebook,
.result-card .share-icons-only .share-button.x-twitter,
.result-card .share-icons-only .share-button.native{display:grid;flex:0 0 44px;width:44px;min-width:44px;min-height:44px;height:44px;padding:4px;place-items:center;border-radius:13px;}.result-card .share-icons-only .share-icon{width:32px;height:32px;margin:0;}.result-card .share-icons-only .share-icon svg{width:17px;height:17px;}@media (max-width:380px),(max-height:690px){.result-card .share-panel.share-icons-only>div{display:flex;gap:8px;}.result-card .share-icons-only .share-button,
  .result-card .share-icons-only .share-button.whatsapp,
  .result-card .share-icons-only .share-button.facebook,
  .result-card .share-icons-only .share-button.x-twitter,
  .result-card .share-icons-only .share-button.native{flex-basis:42px;width:42px;min-width:42px;height:42px;min-height:42px;}}.app-confirm-dialog{--confirm-accent:var(--brand);--confirm-on-accent:var(--on-brand);z-index:30000;width:min(480px,calc(100vw - 32px));max-width:none;max-height:calc(100dvh - 32px);margin:auto;padding:0;overflow:auto;border:1px solid var(--line);border-radius:24px;background:var(--card);color:var(--text);box-shadow:0 28px 90px rgba(0,0,0,.32);}.app-confirm-dialog::backdrop{background:rgba(8,10,9,.62);backdrop-filter:blur(4px);}.app-confirm-card{position:relative;padding:30px;text-align:start;animation:confirm-enter .2s ease-out;}.app-confirm-close{position:absolute;inset-block-start:14px;inset-inline-end:14px;display:grid;place-items:center;width:44px;height:44px;padding:0;border:1px solid transparent;border-radius:50%;background:transparent;color:var(--muted);box-shadow:none;font-size:28px;line-height:1;cursor:pointer;}.app-confirm-close:hover{background:var(--soft);color:var(--text);}.app-confirm-icon{display:grid;place-items:center;width:56px;height:56px;margin-bottom:18px;border:1px solid var(--confirm-accent);border-radius:18px;background:var(--confirm-accent);color:var(--confirm-on-accent);}.app-confirm-icon svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.app-confirm-card>small{display:block;margin-bottom:7px;color:var(--confirm-accent);font-size:12px;font-weight:800;}.app-confirm-card>h2{margin:0 0 10px;color:var(--text);font-size:clamp(24px,4vw,28px);line-height:1.45;overflow-wrap:anywhere;}.app-confirm-card>p{margin:0;color:var(--muted);font-size:15px;line-height:1.8;}.app-confirm-subject:not([hidden]){display:flex;align-items:center;gap:12px;margin-top:20px;padding:14px;border:1px solid var(--line);border-radius:14px;background:color-mix(in srgb,var(--soft) 30%,var(--card));}.app-confirm-subject>span{position:relative;overflow:hidden;display:grid;place-items:center;flex:0 0 44px;width:44px;height:44px;border:1px solid var(--line);border-radius:50%;background:var(--card);color:var(--text);font-size:19px;font-weight:800;}.app-confirm-subject>span img{position:absolute;inset:0;width:100%;height:100%;border-radius:inherit;background:var(--card);object-fit:cover;}.app-confirm-subject>div{min-width:0;}.app-confirm-subject small{display:block;color:var(--muted);font-size:12px;}.app-confirm-subject b{display:block;margin-top:3px;color:var(--text);font-size:17px;overflow-wrap:anywhere;}.app-confirm-note{display:flex;align-items:flex-start;gap:9px;margin-top:16px;color:var(--confirm-accent);}.app-confirm-note>span{display:grid;place-items:center;flex:0 0 18px;height:18px;margin-top:3px;border:1px solid currentColor;border-radius:50%;font-size:12px;font-weight:800;}.app-confirm-note p{margin:0;font-size:13px;line-height:1.8;}.app-confirm-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:24px;padding-top:20px;border-top:1px solid var(--line);}.app-confirm-actions button{min-height:48px;padding:10px 14px;border:1px solid var(--line);border-radius:12px;font-size:14px;font-weight:800;line-height:1.5;box-shadow:none;cursor:pointer;}.app-confirm-cancel{background:var(--card);color:var(--text);}.app-confirm-cancel:hover{background:var(--soft);}.app-confirm-accept{border-color:var(--confirm-accent);background:var(--confirm-accent);color:var(--confirm-on-accent);}.app-confirm-accept:hover{filter:brightness(.92);}.app-confirm-dialog button:focus-visible{outline:3px solid var(--text);outline-offset:3px;}.wizard-back{position:static;justify-self:center;align-items:center;gap:6px;min-height:32px;margin-top:14px;padding:8px 12px 8px 8px;border:2px solid #d94b5f;border-radius:999px;background:color-mix(in srgb,#fff 92%,#d94b5f);box-shadow:0 8px 22px rgba(180,45,65,.22);color:#b52c43;font-size:13px;font-weight:800;line-height:1.3;}.wizard-back:is(:hover,:focus-visible){border-color:#a91f38;background:#ffe8ed;box-shadow:0 10px 28px rgba(180,45,65,.32);color:#941d35;transform:translateY(-1px);}.wizard-back[hidden]{display:none;}[data-profile-step] h2[tabindex="-1"]:focus{outline:none;}.wizard-back>.ui-direction-arrow{display:block;width:16px;height:16px;filter:none;}@media (max-width:720px){.wizard-back{position:static;transform:none;}.wizard-back:is(:hover,:focus-visible){transform:translateY(-1px);}}@media (prefers-reduced-motion:reduce){.wizard-start.is-ready,
  .wizard-start.is-ready::after{animation:none;}}@keyframes confirm-enter{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:none;}}@media (max-width:520px){.app-confirm-card{padding:24px 20px 20px;}.app-confirm-actions{gap:10px;}}@media (prefers-reduced-motion:reduce){.app-confirm-card{animation:none;}}.result-review-toggle{display:grid;width:100%;min-height:52px;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;margin-top:12px;padding:11px 16px;border-radius:15px;background:#fff;text-align:start;}.result-review-toggle>span{display:grid;width:30px;height:30px;place-items:center;border-radius:9px;background:var(--result-soft);color:var(--result-accent);font-size:17px;}.result-review-toggle>b{font-size:12px;}.result-review-toggle>i{color:var(--result-accent);font-size:20px;font-style:normal;transition:transform .2s;}.result-review-toggle[aria-expanded=true]>i{transform:rotate(180deg);}.result-review-toggle:disabled{cursor:wait;opacity:.65;}.result-review{margin-top:14px;padding-top:20px;border-top:1px solid var(--line);}.result-review[hidden]{display:none;}.result-review>header{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:13px;}.result-review>header small{color:var(--result-accent);font-size:12px;font-weight:800;letter-spacing:.13em;}.result-review>header h3{margin:3px 0 0;font-size:20px;}.result-review>header>span{min-width:48px;padding:7px 11px;border-radius:99px;background:var(--result-soft);color:var(--result-accent);font-size:12px;font-weight:800;text-align:center;white-space:nowrap;}.result-review-list{display:grid;gap:10px;}.result-review-item{padding:17px;border:1px solid var(--line);border-inline-start:4px solid var(--review-color);border-radius:16px;background:#fff;}.result-review-item.is-correct{--review-color:#159579;}.result-review-item.is-wrong{--review-color:#dc6b61;}.result-review-item>header{display:flex;align-items:center;justify-content:space-between;gap:10px;}.result-review-item>header small{color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.08em;}.result-review-item>header span{color:var(--review-color);font-size:12px;font-weight:800;}.result-review-item h4{margin:8px 0 12px;font-size:15px;line-height:1.5;}.review-question-diagram{width:min(100%,280px);margin:0 0 12px;}.review-question-diagram img{display:block;width:100%;border:1px solid var(--line);border-radius:12px;background:#fff;}.review-answer-lines p{display:grid;grid-template-columns:115px minmax(0,1fr);gap:10px;}.review-answer-lines small{color:var(--muted);font-size:12px;font-weight:700;}.review-answer-lines b{overflow-wrap:anywhere;font-size:12px;line-height:1.45;}.review-answer-lines .answer-correct{background:#e6f7f1;color:#126b59;}.review-answer-lines .answer-wrong{background:#fff0ee;color:#9f4038;}.review-answer-lines .answer-explanation{background:#f3f1fc;color:var(--text);}@media (max-width:720px){.result-review-toggle{min-height:45px;}.result-review>header h3{font-size:16px;}.result-review-item{padding:13px;}.result-review-item h4{font-size:13px;}.review-answer-lines p{grid-template-columns:88px minmax(0,1fr);padding:8px;}}.arcade-exam-page .classroom-arcade{background:rgba(255,255,255,.96);}.arcade-exam-page .classroom-arcade-header{display:flex;align-items:center;justify-content:space-between;min-height:64px;padding:9px clamp(12px,2vw,24px);}.arcade-exam-page .classroom-arcade-header .arcade-brand-lockup{border-radius:14px;}.arcade-exam-page .classroom-arcade-header .arcade-brand-lockup:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 32%,transparent);outline-offset:4px;}.arcade-exam-page .classroom-exit{width:40px;height:40px;border-radius:12px;}.arcade-exam-page .classroom-arcade .arcade-brand-mark{width:40px;height:40px;border-radius:12px;}.arcade-exam-page .classroom-arcade .arcade-brand-lockup h1{font-size:clamp(17px,1.7vw,22px);}.arcade-exam-page .classroom-arcade .arcade-hud{min-height:42px;padding:7px clamp(12px,2vw,24px);background:rgba(255,255,255,.9);}.arcade-exam-page .classroom-wall{inset:0 0 27%;background:radial-gradient(circle at 14% 60%,rgba(58,134,255,.08),transparent 28%),
    radial-gradient(circle at 86% 28%,rgba(255,190,11,.1),transparent 30%),
    linear-gradient(90deg,rgba(255,255,255,.55) 1px,transparent 1px),
    linear-gradient(rgba(255,255,255,.55) 1px,transparent 1px),
    linear-gradient(145deg,#e8f4f5,#faf6e9);background-size:auto,auto,72px 72px,72px 72px,auto;}.arcade-exam-page .teacher-question-bubble,
.arcade-exam-page .student-answer-bubble{border-color:color-mix(in srgb,var(--brand) 38%,#d9dde2);background:rgba(255,255,255,.95);box-shadow:0 14px 36px rgba(38,45,54,.11);backdrop-filter:blur(14px);}.arcade-exam-page .teacher-question-bubble{border-radius:22px;}.arcade-exam-page .student-answer-bubble{border-radius:22px;}.arcade-exam-page .teacher-question-bubble h2{letter-spacing:-.025em;text-wrap:balance;}.arcade-exam-page .student-answer-bubble .choices{margin-top:8px;}.arcade-exam-page .arcade-exam .student-answer-bubble .choices button{border-color:color-mix(in srgb,var(--brand) 25%,#dfe3e7);background:rgba(255,255,255,.82);box-shadow:0 2px 0 rgba(35,43,53,.025);}.arcade-exam-page .arcade-exam .student-answer-bubble .choices button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 7px 18px rgba(35,43,53,.08);}@media (min-width: 1024px){.arcade-exam-page .teacher-question-bubble{top:clamp(24px,4vh,42px);right:auto;left:50%;width:min(900px,calc(100vw - 360px));min-height:108px;padding:17px 24px;translate:-50% 0;}.arcade-exam-page .teacher-question-bubble h2{margin-top:5px;font-size:clamp(22px,2.25vw,31px);line-height:1.3;}.arcade-exam-page .student-answer-bubble{top:clamp(215px,34%,310px);right:auto;bottom:auto;left:50%;width:min(740px,calc(100vw - 440px));min-height:164px;padding:12px 17px 14px;translate:-50% 0;}.arcade-exam-page .arcade-exam .student-answer-bubble .choices button{min-height:48px;padding:5px 10px;}.arcade-exam-page .classroom-teacher{bottom:8px;left:clamp(14px,2.2vw,42px);width:clamp(225px,20vw,295px);height:min(67vh,600px);}.arcade-exam-page .classroom-student{right:clamp(16px,2.5vw,48px);bottom:8px;width:clamp(150px,14vw,205px);height:min(47vh,415px);}.arcade-exam-page .classroom-wall span{top:18px;width:min(360px,32vw);height:116px;opacity:.78;}.arcade-exam-page .classroom-wall i,
  .arcade-exam-page .classroom-wall b{opacity:.72;}}@media (min-width: 721px) and (max-width: 1023px){.arcade-exam-page .teacher-question-bubble{top:20px;right:24px;left:150px;min-height:96px;padding:13px 17px;}.arcade-exam-page .teacher-question-bubble h2{font-size:clamp(19px,3vw,25px);line-height:1.32;}.arcade-exam-page .student-answer-bubble{right:104px;bottom:34px;left:155px;min-height:158px;padding:10px 12px 12px;}.arcade-exam-page .classroom-teacher{bottom:10px;left:-8px;width:195px;height:min(55vh,440px);}.arcade-exam-page .classroom-student{right:-2px;bottom:10px;width:125px;height:min(38vh,300px);}}@media (max-width: 720px){.arcade-exam-page .classroom-arcade-header{flex-direction:row;align-items:center;justify-content:space-between;min-height:62px;padding:8px 10px;}.arcade-exam-page .classroom-arcade .arcade-hud{min-height:40px;padding:6px 10px;}.arcade-exam-page .teacher-question-bubble{top:12px;right:94px;left:9px;max-height:calc(50% - 22px);padding:24px 12px 10px;border-radius:16px;}.arcade-exam-page .teacher-question-bubble h2{font-size:clamp(17px,5.5vw,22px);line-height:1.35;}.arcade-exam-page .student-answer-bubble{top:calc(50% + 10px);right:72px;bottom:9px;left:9px;padding:8px;border-radius:16px;}.arcade-exam-page .student-answer-bubble .choices{height:calc(100% - 25px);gap:5px;}.arcade-exam-page .arcade-exam .student-answer-bubble .choices button{min-height:0;padding:3px 7px;}.arcade-exam-page .classroom-teacher{right:-24px;bottom:calc(50% - 5px);left:auto;width:clamp(132px,42vw,172px);height:clamp(225px,39dvh,290px);}.arcade-exam-page .classroom-student{right:-10px;bottom:0;width:clamp(88px,28vw,112px);height:calc(50% - 10px);}}@media (max-width: 900px){.admin-metric-grid{grid-template-columns:repeat(2,minmax(0,1fr));}.admin-record-grid,
  .admin-tool-grid{grid-template-columns:1fr;}}@media (max-width: 720px){.admin-main{padding-block:18px 65px;}.admin-hero{padding:18px;display:grid;gap:14px;}.admin-hero p{font-size:12px;}.admin-health{width:100%;}.admin-section-nav{top:5px;margin-block:12px 18px;border-radius:13px;}.admin-section-nav a{padding:8px 11px;font-size:12px;}.admin-section{padding-top:15px;}.admin-section-title{align-items:center;}.admin-section-title > small{display:none;}.admin-section-title .admin-actions{display:flex;gap:5px;}.admin-section-title .admin-actions a{padding:8px 9px;font-size:12px;}.admin-metric-grid{gap:8px;}.admin-metric-grid > :is(article,a){padding:13px;border-radius:15px;}.admin-metric-grid b{font-size:25px;}.admin-insight-grid{grid-template-columns:1fr;}.admin-record-card{padding:14px;}.record-actions > div{grid-template-columns:1fr;}.record-account-edit label{grid-column:1/-1;}.lesson-admin-list article{align-items:stretch;flex-direction:column;}.lesson-admin-list form{display:grid;grid-template-columns:repeat(3,1fr);}.lesson-admin-list button{min-width:0;padding-inline:4px;}}.admin-bg .admin-section-nav a,
.admin-bg .admin-global-search button,
.admin-bg .admin-actions a,
.admin-bg .lesson-admin-list button,
.admin-bg .record-actions button,
.admin-bg .payment-actions button,
.admin-bg .admin-pagination a,
.admin-bg .admin-pagination span,
.admin-bg .admin-pagination b,
.admin-bg .primary,
.admin-bg .secondary,
.admin-bg .admin-tool button,
.admin-bg .topbar nav > a,
.admin-bg .topbar nav button{display:inline-flex;align-items:center;justify-content:center;text-align:center;line-height:1.2;}.admin-bg .topbar nav .logout-menu-button{color:#626a70;}.admin-bg .admin-section-nav a{min-height:38px;padding-block:0;}.admin-bg .admin-section-nav a.active,
.admin-bg .admin-global-search button,
.admin-bg .admin-actions .primary{border-color:#454d53;background:#454d53;color:#f8f9fa;}.admin-bg .admin-actions .secondary,
.admin-bg .lesson-admin-list button,
.admin-bg .record-actions button{border-color:#c8ced2;background:#edf0f2;color:#3f474d;}.admin-bg .admin-health i{background:#35a46f;box-shadow:0 0 0 5px rgba(53,164,111,.14), 0 0 14px rgba(53,164,111,.28);}.admin-bg .admin-bars em{background:#667077;}.admin-bg .admin-bars .girl em{background:#9aa2a7;}.admin-bg .admin-role.is-admin{background:#dfe3e5;color:#42494e;}.admin-bg .record-actions button.approve,
.admin-bg .payment-actions .approve{border:1px solid #aeb5ba;background:#dce0e2;color:#353c41;}.admin-bg .record-actions button.danger,
.admin-bg .lesson-admin-list button.danger,
.admin-bg .payment-actions .reject{border:1px solid #7f878c;background:#626a70;color:#fff;}.admin-bg .payment-status.pending{background:#e4e7e9;color:#555d63;}.admin-bg .payment-status.approved{background:#cfd4d7;color:#343a3f;}.admin-bg .payment-status.rejected{background:#666e74;color:#fff;}.admin-bg .alert.success,
.admin-bg .alert.warning{background:#dde1e3;color:#3f474c;}.admin-bg .alert.error{background:#626a70;color:#fff;}.scan-admin-page{padding-bottom:64px;}.scan-hero{min-height:auto;}.scan-layout,
.scan-review-grid{display:grid;grid-template-columns:minmax(300px,.8fr) minmax(0,1.2fr);gap:20px;margin-top:28px;align-items:start;}.scan-upload-card,
.scan-source-card,
.scan-editor-card,
.scan-convert-card{padding:26px;}.scan-upload-card h2,
.scan-library h2,
.scan-source-card h2,
.scan-editor-card h2,
.scan-convert-card h2{margin:6px 0 18px;}.scan-file-picker{display:grid;place-items:center;text-align:center;min-height:150px;padding:22px;border:1px dashed #9ca3af;border-radius:18px;background:var(--card);cursor:pointer;}.scan-file-picker span{font-weight:800;color:var(--text);}.scan-file-picker small{color:var(--muted);font-size:12px;}.scan-file-picker input{max-width:100%;margin-top:12px;}.scan-library>header,
.scan-source-card>header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;}.scan-library>header b{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:#454b52;color:#fff;}.scan-list{display:grid;gap:12px;}.scan-list-item{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px;text-decoration:none;color:#343a40;transition:transform .18s ease,box-shadow .18s ease;}.scan-list-item:hover{transform:translateY(-2px);}.scan-list-item h3{margin:5px 0;}.scan-list-item small,
.scan-list-item span{color:#6f7780;}.scan-status{font-style:normal;white-space:nowrap;border-radius:999px;padding:7px 11px;font-size:.78rem;}.scan-empty{display:grid;gap:5px;padding:28px;text-align:center;}.scan-back{display:inline-block;margin-bottom:14px;color:#59616a;text-decoration:none;}.scan-previews{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:18px 0;}.scan-previews figure{margin:0;overflow:hidden;border:1px solid #d6d9dd;border-radius:14px;background:#f5f6f7;}.scan-previews img{display:block;width:100%;height:190px;object-fit:cover;}.scan-previews figcaption{display:flex;justify-content:space-between;gap:8px;padding:10px;font-size:.78rem;word-break:break-word;}.scan-previews figcaption small{white-space:nowrap;}.scan-pdf{display:grid;place-items:center;min-height:190px;text-decoration:none;color:#3d434a;}.scan-pdf b{font-size:2rem;}.scan-pdf span{font-size:.8rem;}.scan-note{padding:12px 14px;border-radius:12px;background:#eef0f2;color:#626a73;font-size:.85rem;}.scan-textarea{min-height:420px;line-height:1.8;}.scan-convert-card{display:grid;grid-template-columns:.65fr 1.35fr;gap:28px;margin-top:20px;}.scan-convert-card p{color:#6b737c;}.scan-delete{display:flex;justify-content:flex-end;margin-top:18px;}.scan-delete button{border:1px solid #c8cbd0;background:transparent;color:#6c7076;border-radius:12px;padding:10px 16px;}@media (max-width:820px){.scan-layout,
  .scan-review-grid,
  .scan-convert-card{grid-template-columns:1fr;}.scan-previews img,
  .scan-pdf{min-height:140px;height:140px;}.scan-list-item{align-items:flex-start;}.scan-status{white-space:normal;}.scan-upload-card,
  .scan-source-card,
  .scan-editor-card,
  .scan-convert-card{padding:18px;}.scan-textarea{min-height:300px;}}.lesson-page .study-modes button.active{border-color:#343a40;background:#343a40;color:#fff;box-shadow:0 7px 18px rgba(52,58,64,.22);}.lesson-page .study-modes button.active span{color:inherit;}.lesson-page .session-nav .session-next{color:#343a40;opacity:1;font-weight:700;}.lesson-page .session-nav .session-next:hover{color:#111820;}.lesson-page .study-question{border:1px solid rgba(91,100,107,.16);box-shadow:0 2px 2px rgba(52,58,64,.05),
    0 18px 38px rgba(52,58,64,.16),
    0 38px 72px rgba(52,58,64,.11);transform:translateY(-5px);}.lesson-page .study-question::before{display:none;}@media (max-width:720px){.lesson-page .study-question{box-shadow:0 2px 2px rgba(52,58,64,.05),
      0 15px 30px rgba(52,58,64,.17),
      0 30px 54px rgba(52,58,64,.11);transform:translateY(-4px);}.lesson-page .session-nav .session-next{font-size:12px;}}.lesson-page .choices button:disabled{opacity:1;cursor:default;}.lesson-page .choices button.selected{border-color:#343a40;background:#343a40;color:#fff;box-shadow:0 8px 20px rgba(52,58,64,.18);}.lesson-page .study-mode[data-mode-panel="practice"] .choices button.correct{border-color:#16816c;background:#d9f5ec;color:#176a59;box-shadow:0 7px 18px rgba(22,129,108,.14);}.lesson-page .study-mode[data-mode-panel="practice"] .choices button.wrong{border-color:#b94742;background:#ffe0de;color:#8c302c;box-shadow:0 7px 18px rgba(185,71,66,.13);}.lesson-page .session-nav{position:fixed;z-index:85;right:auto;bottom:max(14px,env(safe-area-inset-bottom));left:50%;width:min(880px,calc(100vw - 32px));margin:0;padding:6px 10px;border:1px solid rgba(138,146,152,.22);border-radius:16px;background:color-mix(in srgb,var(--card) 88%,transparent);box-shadow:0 12px 32px rgba(52,58,64,.13);backdrop-filter:blur(14px);transform:translateX(-50%);}html[dir="rtl"] .lesson-page .session-nav{direction:rtl;}html[dir="rtl"] .lesson-page .session-nav .session-prev{text-align:right;}html[dir="rtl"] .lesson-page .session-nav .session-next{text-align:left;}html[dir="rtl"] .lesson-page .session-prev .session-nav-arrow{right:8px;left:auto;}html[dir="rtl"] .lesson-page .session-next .session-nav-arrow{right:auto;left:8px;}.lesson-page{padding-bottom:150px;}@media (max-width:720px){.lesson-page .session-nav{bottom:max(10px,env(safe-area-inset-bottom));width:calc(100vw - 20px);min-height:54px;padding:5px 8px;border-radius:15px;}.lesson-page{padding-bottom:138px;}}.subject-head-with-cover{min-height:0;padding:16px 18px;align-items:center;gap:15px;border-radius:20px;}.subject-head-with-cover .subject-icon{width:82px;height:82px;flex:0 0 82px;padding:0;overflow:hidden;border:0;border-radius:16px;background:#fff;box-shadow:0 9px 22px rgba(52,58,64,.14);color:transparent;font-size:0;}.subject-head-with-cover .subject-icon img{width:100%;height:100%;display:block;object-fit:cover;}.subject-head-with-cover h1{margin:1px 0 3px;font-size:clamp(28px,4vw,38px);line-height:1.15;}.subject-head-with-cover p{max-width:620px;color:#4b5563;font-size:14px;line-height:1.55;}.subject-head-with-cover small{font-size:12px;font-weight:600;}.subject-overall-progress{width:170px;margin-inline-start:auto;padding:12px 14px;flex:0 0 170px;border:1px solid color-mix(in srgb,var(--line) 78%,#c7ccd1);border-radius:15px;background:color-mix(in srgb,var(--card) 86%,transparent);box-shadow:0 8px 22px rgba(39,39,45,.06);}.subject-overall-progress > div{margin-bottom:7px;display:flex;align-items:center;justify-content:space-between;gap:8px;}.subject-overall-progress span{color:#4b5563;font-size:12px;font-weight:600;}.subject-overall-progress strong{color:var(--brand-dark);font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;}.subject-progress-track{width:100%;height:9px;display:block;overflow:hidden;border:1px solid #9ca3af;border-radius:999px;background:#d1d5db;box-shadow:inset 0 1px 3px rgba(39,39,45,.16);}.subject-progress-track i{width:0;height:100%;display:block;border-radius:inherit;background:linear-gradient(90deg,var(--blaze-orange),var(--neon-pink),var(--blue-violet));transition:width .35s ease;}.subject-overall-progress.completed strong{color:#198754;}.subject-overall-progress.completed .subject-progress-track i{background:#22a06b;}.lesson-list a{position:relative;}.lesson-list .lesson-copy{min-width:0;flex:1;}.lesson-list h3{font-size:18px;font-weight:600;line-height:1.4;}.lesson-list p{margin-top:4px;color:#4b5563;font-size:13px;font-weight:500;}.unit > header span{color:#4b5563;font-size:13px;font-weight:600;}.lesson-progress{width:150px;flex:0 0 150px;}.lesson-progress > div{margin-bottom:5px;display:flex;align-items:center;justify-content:space-between;gap:8px;}.lesson-progress span{color:#4b5563;font-size:12px;font-weight:600;}.lesson-progress strong{color:var(--brand-dark);font-size:14px;font-weight:800;}.lesson-progress-track{width:100%;height:9px;display:block;overflow:hidden;border:1px solid #9ca3af;border-radius:999px;background:#d1d5db;box-shadow:inset 0 1px 3px rgba(39,39,45,.18);}.lesson-progress-track i{width:0;height:100%;display:block;border-radius:inherit;background:linear-gradient(90deg,var(--blaze-orange),var(--neon-pink),var(--blue-violet));box-shadow:0 0 10px color-mix(in srgb,var(--neon-pink) 48%,transparent);transition:width .35s ease;}.lesson-progress.completed strong{color:#198754;}.lesson-progress.completed .lesson-progress-track i{background:#22a06b;}.lesson-card-enter{position:absolute;left:18px;right:auto;top:50%;width:38px;height:38px;flex:0 0 38px;display:grid;place-items:center;border:2px solid rgba(255,255,255,.86);border-radius:50%;background:var(--chalk);color:var(--board);box-shadow:0 8px 22px color-mix(in srgb,var(--brand) 30%,transparent),0 0 0 0 color-mix(in srgb,var(--brand) 24%,transparent);transition:transform .18s ease,box-shadow .18s ease;transform:translateY(-50%);animation:lesson-card-beacon 2.1s ease-in-out infinite;}.lesson-card-enter svg{width:19px;height:19px;fill:currentColor;filter:drop-shadow(0 1px 2px rgba(0,0,0,.15));}.lesson-list a.lesson-entry:not(.locked):hover .lesson-card-enter,
.lesson-list a.lesson-entry:not(.locked):focus-visible .lesson-card-enter{transform:translateY(-50%) scale(1.06);box-shadow:0 10px 26px color-mix(in srgb,var(--brand) 40%,transparent),0 0 0 7px color-mix(in srgb,var(--brand) 0%,transparent);}.lesson-list a.lesson-entry.locked .lesson-card-enter{opacity:.5;animation:none;}@keyframes lesson-card-beacon{0%,100%{box-shadow:0 8px 22px color-mix(in srgb,var(--brand) 30%,transparent),0 0 0 0 color-mix(in srgb,var(--brand) 24%,transparent);}50%{box-shadow:0 10px 26px color-mix(in srgb,var(--brand) 38%,transparent),0 0 0 8px color-mix(in srgb,var(--brand) 0%,transparent);}}@media (prefers-reduced-motion:reduce){.lesson-card-enter{animation:none;}}.lesson-mastery-score,
.mode-mastery-score{margin-top:7px;display:block;color:#4b5563;font-size:12px;font-weight:600;}.lesson-mastery-score b,
.mode-mastery-score b{color:var(--heading);font-size:12px;font-weight:800;}@media (max-width:720px){.page > .back{margin-bottom:24px;font-size:14px;font-weight:600;}.subject-head-with-cover{padding:16px;align-items:center;gap:14px;border-radius:18px;}.subject-head-with-cover .subject-icon{width:72px;height:72px;flex-basis:72px;border-radius:14px;}.subject-head-with-cover h1{margin-block:3px 5px;font-size:28px;}.subject-head-with-cover small{font-size:12px;font-weight:600;}.subject-head-with-cover p{color:#4b5563;font-size:13px;line-height:1.55;}.subject-head-with-cover{flex-wrap:wrap;}.subject-overall-progress{width:100%;margin-inline-start:0;flex-basis:100%;padding:10px 12px;}.unit{margin-top:34px;}.unit > header{margin-bottom:12px;}.unit > header h2{margin:0;font-size:24px;}.unit > header span{color:#4b5563;font-size:12px;font-weight:600;}.lesson-list{gap:11px;}.lesson-list a{min-height:126px;padding:17px 15px;align-items:flex-start;flex-wrap:wrap;}.lesson-list a > b{width:46px;height:46px;flex:0 0 46px;font-size:16px;}.lesson-list .lesson-copy{flex:1 1 calc(100% - 61px);padding-top:2px;}.lesson-list h3{padding-inline-end:0;font-size:17px;font-weight:600;line-height:1.4;}.lesson-list p{margin-top:5px;color:#4b5563;font-size:13px;font-weight:500;line-height:1.5;}.lesson-progress{width:calc(100% - 61px);margin:4px 61px 0 0;flex-basis:calc(100% - 61px);}html[dir="ltr"] .lesson-progress{margin:4px 0 0 61px;}.lesson-progress > div{margin-bottom:7px;}.lesson-progress span{color:#4b5563;font-size:12px;}.lesson-progress strong{font-size:14px;}.lesson-progress-track{height:10px;}.lesson-card-enter{position:relative;inset:auto;width:36px;height:36px;flex-basis:36px;}.lesson-card-enter svg{width:18px;height:18px;}.lesson-list a > .free-badge,
  .lesson-list a > .lock-badge,
  .lesson-list a > i{position:absolute;inset-inline-end:14px;inset-block-start:17px;}}.lesson-mode-chooser{max-width:940px;margin:28px auto 0;}.lesson-mode-chooser > header{max-width:650px;margin:0 auto 34px;text-align:center;}.lesson-mode-chooser > header small{display:inline-flex;padding:7px 14px;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--brand-dark);font-size:12px;font-weight:800;letter-spacing:.08em;}.lesson-mode-chooser > header h1{margin:13px 0 7px;color:var(--heading);font-size:clamp(32px,5vw,52px);line-height:1.1;}.lesson-mode-chooser > header p{margin:0 auto;max-width:560px;color:var(--muted);font-size:16px;line-height:1.65;}.lesson-mode-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;}.lesson-mode-card{position:relative;min-height:300px;padding:22px;display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line);border-radius:25px;background:var(--card);box-shadow:0 16px 42px rgba(52,58,64,.11);transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;}.lesson-mode-card::before{position:absolute;width:170px;height:170px;inset-block-start:-85px;inset-inline-end:-70px;border-radius:50%;background:var(--mode-soft);content:"";}.lesson-mode-card:hover{transform:translateY(-7px);border-color:var(--mode-color);box-shadow:0 24px 55px rgba(52,58,64,.17);}.lesson-mode-card.study-choice{--mode-color:#537663;--mode-soft:rgba(83,118,99,.13);}.lesson-mode-card.practice-choice{--mode-color:#416c8d;--mode-soft:rgba(65,108,141,.13);}.lesson-mode-card.exam-choice{--mode-color:#a06f2d;--mode-soft:rgba(160,111,45,.14);}.lesson-mode-card > span{position:relative;color:var(--mode-color);font-size:12px;font-weight:800;letter-spacing:.1em;}.lesson-mode-card > .mode-icon{position:relative;width:72px;height:72px;margin:22px 0 18px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--mode-color) 20%,transparent);border-radius:21px;background:var(--mode-soft);color:var(--mode-color);font-style:normal;}.lesson-mode-card > .mode-icon svg{width:40px;height:40px;overflow:visible;fill:none;stroke:currentColor;stroke-width:2.35;stroke-linecap:round;stroke-linejoin:round;}.lesson-mode-card > div{position:relative;display:flex;flex:1;flex-direction:column;}.lesson-mode-card h2{margin:0;color:var(--heading);font-size:32px;line-height:1.1;}.lesson-mode-card b{margin-top:10px;color:var(--mode-color);font-size:15px;line-height:1.4;}.lesson-mode-card p{margin:7px 0 18px;color:var(--muted);font-size:13px;line-height:1.55;}.lesson-mode-card > strong.mode-progress-label{position:absolute;inset-block-start:18px;inset-inline-end:18px;width:52px;height:52px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--mode-color) 28%,var(--line));border-radius:50%;background:color-mix(in srgb,var(--card) 91%,transparent);color:var(--mode-color);font-size:13px;font-weight:800;}.lesson-mode-card.completed > strong.mode-progress-label{border-color:var(--mode-color);background:var(--mode-color);color:#fff;font-size:19px;}.mode-progress{height:8px;margin-top:auto;overflow:hidden;border-radius:99px;background:color-mix(in srgb,var(--mode-color) 10%,var(--soft));}.mode-progress em{display:block;width:0;height:100%;border-radius:inherit;background:var(--mode-color);transition:width .45s ease;}.lesson-mode-page-nav{max-width:820px;margin:0 auto 22px;padding:10px 14px;display:flex;align-items:center;justify-content:space-between;border:1px solid var(--line);border-radius:14px;background:var(--card);box-shadow:0 8px 24px rgba(52,58,64,.07);}.lesson-mode-page-nav a{color:var(--muted);font-size:13px;font-weight:700;}.lesson-mode-page-nav a:hover{color:var(--heading);}.lesson-mode-page-nav b{color:var(--heading);font-size:14px;}.study-content-nav{position:sticky;top:8px;z-index:8;display:grid;grid-template-columns:repeat(auto-fit,minmax(135px,1fr));gap:7px;margin:0 0 18px;padding:6px;overflow:visible;border:1px solid color-mix(in srgb,var(--line) 80%,transparent);border-radius:18px;background:color-mix(in srgb,var(--card) 92%,transparent);box-shadow:0 10px 30px rgba(52,58,64,.09);backdrop-filter:blur(12px);}.study-content-nav button{min-height:54px;padding:8px 12px;display:grid;grid-template-columns:25px 1fr;grid-template-rows:auto auto;align-items:center;column-gap:8px;border:0;border-radius:13px;background:transparent;color:var(--muted);cursor:pointer;text-align:left;}.study-content-nav button > span{grid-row:1 / 3;color:var(--muted);font-size:12px;font-weight:800;}.study-content-nav button > b{color:var(--heading);font-size:12px;line-height:1.1;}.study-content-nav button > small{font-size:12px;line-height:1.1;}.study-content-nav button.active{background:var(--heading);color:rgba(255,255,255,.75);box-shadow:0 7px 18px rgba(52,58,64,.18);}.study-content-nav button.active > span,
.study-content-nav button.active > b{color:#fff;}.study-learning-section{display:none;}.study-learning-section.active{display:block;}.lesson-page .session-nav button[hidden]{display:none;}.vocabulary-stage{min-height:430px;}.vocabulary-card{position:relative;min-height:410px;padding:clamp(28px,5vw,48px);display:none;overflow:hidden;border:1px solid rgba(91,100,107,.16);border-radius:23px;background:radial-gradient(circle at 88% 12%,color-mix(in srgb,var(--accent) 18%,transparent),transparent 34%),
    linear-gradient(155deg,var(--card),color-mix(in srgb,var(--soft) 10%,var(--card)));box-shadow:0 2px 2px rgba(52,58,64,.05),0 18px 38px rgba(52,58,64,.16),0 38px 72px rgba(52,58,64,.11);transform:translateY(-5px);}.vocabulary-card.active{display:flex;flex-direction:column;}.vocabulary-card > header{display:flex;align-items:center;justify-content:space-between;gap:12px;}.vocabulary-card > header span{color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.08em;}.vocabulary-card > header b{padding:5px 10px;border:1px solid color-mix(in srgb,var(--brand) 20%,var(--line));border-radius:999px;background:color-mix(in srgb,var(--soft) 52%,var(--card));color:var(--heading);font-size:12px;font-weight:700;}.vocabulary-word-line{margin-top:56px;display:flex;align-items:center;justify-content:center;gap:14px;}.vocabulary-word-line h2{margin:0;color:var(--heading);font-size:clamp(38px,7vw,64px);font-weight:600;line-height:1.05;letter-spacing:-.025em;text-align:center;}.vocabulary-word-line button{width:42px;height:42px;flex:0 0 42px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:var(--card);color:var(--heading);box-shadow:0 6px 18px rgba(52,58,64,.09);cursor:pointer;font-size:22px;font-weight:700;}.vocabulary-word-line button:hover{border-color:var(--brand);transform:translateY(-1px);}.vocabulary-meaning{margin:20px 0 0;color:var(--brand-dark);font-size:clamp(25px,4.5vw,36px);font-weight:700;line-height:1.35;text-align:center;}.vocabulary-definition{margin:12px auto 0;padding:9px 13px;border-radius:11px;background:color-mix(in srgb,var(--soft) 42%,var(--card));color:var(--heading);font-size:12px;font-weight:650;line-height:1.45;text-align:center;}.vocabulary-type-note{margin-top:auto;padding:13px 16px;border:1px solid color-mix(in srgb,var(--line) 74%,transparent);border-radius:14px;background:color-mix(in srgb,var(--soft) 28%,var(--card));color:var(--muted);font-size:12px;line-height:1.6;text-align:center;}.vocabulary-type-note span{display:block;}.vocabulary-type-note span + span{margin-top:5px;padding-top:5px;border-top:1px solid color-mix(in srgb,var(--line) 55%,transparent);}.vocabulary-type-note span[lang="en"]{color:var(--heading);font-weight:600;}.section-next-button{color:var(--brand-dark);font-weight:800;}.grammar-stage{min-height:430px;}.grammar-card{min-height:410px;padding:clamp(28px,5vw,46px);display:none;border:1px solid rgba(91,100,107,.16);border-radius:23px;background:linear-gradient(150deg,var(--card),color-mix(in srgb,var(--soft) 16%,var(--card)));box-shadow:0 2px 2px rgba(52,58,64,.05),0 18px 38px rgba(52,58,64,.16),0 38px 72px rgba(52,58,64,.11);transform:translateY(-5px);}.grammar-card.active{display:flex;flex-direction:column;}.grammar-card > header{display:flex;align-items:center;justify-content:space-between;}.grammar-card > header span{color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.08em;}.grammar-card > header b{padding:5px 10px;border:1px solid var(--line);border-radius:999px;color:var(--heading);font-size:12px;}.grammar-card h2{margin:34px 0 0;color:var(--heading);font-size:clamp(36px,6vw,54px);line-height:1;text-align:center;}.grammar-card h3{margin:10px 0 25px;color:var(--brand-dark);font-size:25px;text-align:center;}.grammar-rule{padding:15px 17px;border-left:3px solid var(--brand);border-radius:10px;background:color-mix(in srgb,var(--soft) 42%,var(--card));color:var(--heading);font-size:15px;font-weight:700;line-height:1.55;}.grammar-card > p{margin:12px 0 0;color:var(--muted);font-size:13px;line-height:1.7;text-align:right;}.grammar-examples{margin-top:auto;padding-top:19px;border-top:1px solid var(--line);}.grammar-examples small{display:block;margin-bottom:6px;color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;}.grammar-examples b{color:var(--heading);font-size:14px;line-height:1.6;}.relations-stage{min-height:430px;}.relation-card{min-height:410px;padding:clamp(28px,5vw,46px);display:none;border:1px solid rgba(91,100,107,.16);border-radius:23px;background:linear-gradient(150deg,var(--card),color-mix(in srgb,var(--soft) 14%,var(--card)));box-shadow:0 2px 2px rgba(52,58,64,.05),0 18px 38px rgba(52,58,64,.16),0 38px 72px rgba(52,58,64,.11);transform:translateY(-5px);}.relation-card.active{display:flex;flex-direction:column;}.relation-card > header{display:flex;align-items:center;justify-content:space-between;}.relation-card > header span{color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.08em;}.relation-card > header b{padding:5px 10px;border:1px solid var(--line);border-radius:999px;color:var(--heading);font-size:12px;}.relation-card > h2{margin:36px 0 0;color:var(--heading);font-size:clamp(38px,7vw,58px);line-height:1;text-align:center;}.relation-card > h3{margin:10px 0 30px;color:var(--brand-dark);font-size:24px;text-align:center;}.word-relations-grid{margin-top:auto;display:grid;grid-template-columns:1fr 1fr;gap:12px;}.word-relations-grid section{min-height:130px;padding:17px;display:flex;flex-direction:column;justify-content:center;border:1px solid var(--line);border-radius:16px;text-align:center;}.word-relations-grid .synonym-box{background:color-mix(in srgb,#d9f5ec 52%,var(--card));border-color:color-mix(in srgb,#16816c 28%,var(--line));}.word-relations-grid .antonym-box{background:color-mix(in srgb,#fde4e1 48%,var(--card));border-color:color-mix(in srgb,#d75a54 27%,var(--line));}.word-relations-grid small{color:var(--muted);font-size:12px;font-weight:800;text-transform:uppercase;}.word-relations-grid b{margin-top:8px;color:var(--heading);font-size:17px;line-height:1.3;}.word-relations-grid span{margin-top:5px;color:var(--muted);font-size:13px;}.affix-lesson-key{margin:0 0 14px;display:grid;grid-template-columns:1fr 1fr;gap:9px;}.affix-lesson-key > div{padding:11px 13px;border:1px solid var(--line);border-radius:14px;background:var(--card);}.affix-lesson-key b{font-size:12px;}.affix-lesson-key p{margin:3px 0 8px;color:var(--muted);font-size:12px;line-height:1.35;}.affix-lesson-key > div > span{display:block;color:var(--heading);font-size:20px;font-weight:600;text-align:center;}.affix-lesson-key mark,
.affix-equation mark{padding:1px 4px;border-radius:6px;color:#fff;}.prefix-key{box-shadow:inset 3px 0 #2563eb;}.suffix-key{box-shadow:inset 3px 0 #d97706;}.prefix-key mark,
.affix-equation mark.prefix-part{background:#2563eb;}.suffix-key mark,
.affix-equation mark.suffix-part{background:#d97706;}.prefix-key b,
.prefix-part{color:#2563eb;}.suffix-key b,
.suffix-part{color:#d97706;}.affixes-stage{min-height:350px;}.affix-card{min-height:340px;padding:clamp(25px,5vw,42px);display:none;border:1px solid rgba(91,100,107,.16);border-radius:23px;background:linear-gradient(150deg,var(--card),color-mix(in srgb,var(--soft) 14%,var(--card)));box-shadow:0 2px 2px rgba(52,58,64,.05),0 18px 38px rgba(52,58,64,.16),0 38px 72px rgba(52,58,64,.11);transform:translateY(-4px);}.affix-card.active{display:flex;flex-direction:column;}.affix-card > header{display:flex;align-items:center;justify-content:space-between;}.affix-card > header span{color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.08em;}.affix-card > header b{padding:5px 10px;border:1px solid color-mix(in srgb,#d97706 35%,var(--line));border-radius:999px;color:#b45309;font-size:12px;}.affix-equation{margin:38px 0 0;display:flex;align-items:center;justify-content:center;gap:10px;color:var(--heading);font-size:clamp(22px,5vw,38px);font-style:normal;font-weight:600;line-height:1.2;flex-wrap:wrap;}.affix-equation i{color:var(--muted);font-family:sans-serif;font-size:17px;font-style:normal;font-weight:400;}.affix-equation > .suffix-part{padding:3px 8px;border:1px solid color-mix(in srgb,#d97706 45%,transparent);border-radius:8px;background:color-mix(in srgb,#f59e0b 12%,var(--card));}.affix-equation > .prefix-part{padding:3px 8px;border:1px solid color-mix(in srgb,#2563eb 42%,transparent);border-radius:8px;background:color-mix(in srgb,#2563eb 10%,var(--card));}.affix-equation strong{padding:7px 11px;border-radius:10px;background:var(--soft);}.affix-meaning{margin:15px 0 20px;color:var(--brand-dark);font-size:20px;font-weight:800;text-align:center;}.affix-function{padding:12px 14px;border:1px solid var(--line);border-radius:13px;background:color-mix(in srgb,var(--soft) 35%,var(--card));text-align:center;}.affix-function span{display:block;color:var(--heading);font-size:12px;line-height:1.5;}.affix-function span + span{margin-top:3px;color:var(--muted);}.affix-type-change{margin-top:auto;padding-top:15px;display:flex;align-items:center;justify-content:center;gap:12px;color:var(--muted);font-size:12px;text-transform:capitalize;}.affix-type-change b{padding:5px 9px;border-radius:99px;background:var(--soft);color:var(--heading);}.notes-stage{min-height:430px;}.language-note-card{min-height:410px;padding:clamp(25px,5vw,42px);display:none;border:1px solid rgba(91,100,107,.16);border-radius:23px;background:linear-gradient(150deg,var(--card),color-mix(in srgb,var(--soft) 12%,var(--card)));box-shadow:0 2px 2px rgba(52,58,64,.05),0 18px 38px rgba(52,58,64,.16),0 38px 72px rgba(52,58,64,.11);transform:translateY(-4px);}.language-note-card.active{display:block;}.language-note-card > header{display:flex;align-items:center;justify-content:space-between;}.language-note-card > header span{color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.08em;}.language-note-card > header b{padding:5px 10px;border:1px solid var(--line);border-radius:999px;color:var(--heading);font-size:12px;}.language-note-card > h2{margin:25px 0 0;color:var(--heading);font-size:clamp(28px,5vw,42px);line-height:1.15;text-align:center;}.language-note-card > h3{margin:8px 0 14px;color:var(--brand-dark);font-size:18px;text-align:center;}.note-intro{margin:0 0 13px;padding:10px 12px;border-inline-start:3px solid var(--brand);border-radius:9px;background:color-mix(in srgb,var(--soft) 35%,var(--card));color:var(--muted);font-size:12px;line-height:1.5;}.note-entries{display:grid;gap:8px;}.note-entries > section{padding:11px 12px;border:1px solid var(--line);border-radius:12px;background:color-mix(in srgb,var(--card) 92%,var(--soft));}.note-entries > section > div{display:flex;align-items:center;justify-content:space-between;gap:10px;}.note-entries > section b{color:var(--heading);font-size:15px;}.note-entries > section span{color:var(--brand-dark);font-size:12px;font-weight:700;}.note-entries > section p{margin:4px 0;color:var(--muted);font-size:12px;line-height:1.45;}.note-entries > section small{display:block;color:var(--heading);font-size:12px;font-weight:600;line-height:1.45;}.vocabulary-nav .session-next:disabled{color:var(--muted);opacity:.32;}.grammar-nav .session-next:disabled{color:var(--muted);opacity:.32;}@media (max-width:720px){.lesson-mode-chooser{margin-top:12px;}.lesson-mode-chooser > header{margin-bottom:21px;}.lesson-mode-chooser > header h1{font-size:32px;}.lesson-mode-chooser > header p{font-size:14px;}.lesson-mode-grid{grid-template-columns:1fr;gap:10px;}.lesson-mode-card{min-height:155px;padding:17px;display:grid;grid-template-columns:55px 1fr 43px;grid-template-rows:auto 1fr;column-gap:13px;align-items:center;border-radius:20px;}.lesson-mode-card > span{grid-column:1;grid-row:1;align-self:start;}.lesson-mode-card > .mode-icon{grid-column:1;grid-row:2;width:52px;height:52px;margin:0;border-radius:16px;}.lesson-mode-card > .mode-icon svg{width:31px;height:31px;}.lesson-mode-card > div{grid-column:2;grid-row:1 / 3;align-self:stretch;}.lesson-mode-card h2{margin-top:4px;font-size:27px;}.lesson-mode-card b{margin-top:6px;font-size:14px;}.lesson-mode-card p{margin:4px 0 10px;font-size:12px;}.lesson-mode-card > strong.mode-progress-label{position:static;grid-column:3;grid-row:1 / 3;width:41px;height:41px;}.lesson-mode-page-nav{margin-bottom:14px;}.study-content-nav{position:relative;top:auto;grid-template-columns:repeat(2,minmax(0,1fr));margin-bottom:15px;border-radius:15px;}.study-content-nav button{min-height:49px;padding:7px 9px;grid-template-columns:21px 1fr;}.vocabulary-stage{min-height:376px;}.vocabulary-card{min-height:356px;padding:22px 20px 25px;border-radius:20px;transform:translateY(-4px);}.vocabulary-word-line{margin-top:45px;gap:10px;}.vocabulary-word-line h2{max-width:calc(100% - 50px);font-size:clamp(32px,11vw,46px);overflow-wrap:anywhere;}.vocabulary-word-line button{width:38px;height:38px;flex-basis:38px;font-size:19px;}.vocabulary-meaning{margin-top:17px;font-size:26px;}.vocabulary-definition{font-size:12px;}.vocabulary-type-note{padding:11px 12px;font-size:12px;}.grammar-stage{min-height:376px;}.grammar-card{min-height:356px;padding:22px 20px 25px;border-radius:20px;transform:translateY(-4px);}.grammar-card h2{margin-top:24px;font-size:36px;}.grammar-card h3{margin-bottom:18px;font-size:22px;}.grammar-rule{padding:12px 14px;font-size:13px;}.relations-stage{min-height:376px;}.relation-card{min-height:356px;padding:22px 20px 25px;border-radius:20px;transform:translateY(-4px);}.relation-card > h2{margin-top:27px;font-size:39px;}.relation-card > h3{margin-bottom:20px;font-size:21px;}.word-relations-grid{gap:8px;}.word-relations-grid section{min-height:120px;padding:12px 8px;}.word-relations-grid b{font-size:14px;overflow-wrap:anywhere;}.word-relations-grid span{font-size:12px;}.affix-lesson-key{gap:6px;}.affix-lesson-key > div{padding:9px 8px;}.affix-lesson-key p{min-height:25px;}.affix-lesson-key > div > span{font-size:17px;}.affixes-stage{min-height:325px;}.affix-card{min-height:315px;padding:20px 17px 22px;border-radius:20px;}.affix-equation{margin-top:30px;gap:7px;font-size:clamp(20px,7vw,29px);}.affix-meaning{margin:13px 0 16px;font-size:18px;}.notes-stage{min-height:376px;}.language-note-card{min-height:356px;padding:20px 17px 23px;border-radius:20px;}.language-note-card > h2{margin-top:19px;font-size:27px;}.language-note-card > h3{font-size:16px;}.note-intro{font-size:12px;}.note-entries > section{padding:9px 10px;}}.notification-center{position:fixed;z-index:1200;inset-block-start:96px;inset-inline-end:max(16px,calc((100vw - 1120px) / 2));width:min(440px,calc(100vw - 32px));display:grid;gap:10px;pointer-events:none;}.notification-center--auth{inset-block-start:72px;}.gender-gate-open > .notification-center{z-index:10020;inset-block-start:auto;inset-block-end:max(16px, env(safe-area-inset-bottom));}.app-notification{--notice-color:#327a64;--notice-soft:#eaf7f2;position:relative;min-width:0;padding:15px 14px;display:grid;grid-template-columns:42px minmax(0,1fr) 32px;align-items:start;gap:12px;overflow:hidden;border:1px solid color-mix(in srgb,var(--notice-color) 30%,var(--line));border-radius:17px;background:color-mix(in srgb,var(--card) 97%,var(--notice-soft));color:var(--text);pointer-events:auto;animation:notification-enter .28s cubic-bezier(.2,.8,.2,1) both;}.app-notification--error{--notice-color:#b64b55;--notice-soft:#fff0f1;}.app-notification--warning{--notice-color:#9b6b18;--notice-soft:#fff7df;}.app-notification--info{--notice-color:#3d6f9e;--notice-soft:#edf6ff;}.app-notification__icon{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:var(--notice-soft);color:var(--notice-color);}.app-notification__icon svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}.app-notification__content{min-width:0;display:grid;gap:3px;padding-top:1px;}.app-notification__content strong{color:var(--heading);font-size:14px;font-weight:750;line-height:1.45;}.app-notification__content > span{color:var(--muted);font-size:12px;font-weight:450;line-height:1.75;overflow-wrap:anywhere;}.app-notification__close{width:32px;height:32px;padding:0;display:grid;place-items:center;border:0;border-radius:10px;background:transparent;color:var(--muted);cursor:pointer;transition:background .18s ease,color .18s ease,transform .18s ease;}.app-notification__close:hover,
.app-notification__close:focus-visible{background:var(--notice-soft);color:var(--notice-color);outline:none;}.app-notification__close:active{transform:scale(.92);}.app-notification__close svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;}.app-notification__timer{position:absolute;inset-inline:0;inset-block-end:0;height:3px;background:var(--notice-color);opacity:.55;transform-origin:left;animation:notification-timer var(--notification-duration) linear forwards;}html[dir="rtl"] .app-notification__timer{transform-origin:right;}.app-notification.is-paused .app-notification__timer{animation-play-state:paused;}.app-notification.is-leaving{animation:notification-leave .22s ease forwards;}@keyframes notification-enter{from{opacity:0;transform:translateY(-12px) scale(.97);}to{opacity:1;transform:none;}}@keyframes notification-leave{to{opacity:0;transform:translateX(18px) scale(.97);}}@keyframes notification-timer{to{transform:scaleX(0);}}@media (max-width: 720px){.notification-center{inset-block-start:76px;inset-inline:12px;width:auto;gap:8px;}.notification-center--auth{inset-block-start:66px;}.app-notification{padding:13px 12px;grid-template-columns:38px minmax(0,1fr) 30px;gap:10px;border-radius:15px;}.app-notification__icon{width:38px;height:38px;border-radius:12px;}.app-notification__content strong{font-size:13px;}.app-notification__content > span{font-size:12px;}}@media (prefers-reduced-motion: reduce){.app-notification,
  .app-notification__timer{animation:none;}}.page-loading-overlay{position:fixed;inset:0;z-index:10000;display:grid;place-content:center;justify-items:center;gap:16px;padding:24px;-webkit-backdrop-filter:blur(9px);color:var(--heading);opacity:1;visibility:visible;transition:opacity .22s ease,visibility .22s ease;}.page-loading-overlay.is-hidden{opacity:0;visibility:hidden;pointer-events:none;}.page-loading-overlay strong{font-size:14px;font-weight:700;letter-spacing:.01em;}.page-loading-mark{width:112px;height:112px;box-sizing:border-box;flex:none;display:grid;place-items:center;position:relative;isolation:isolate;}.page-loading-mark::before{content:"";position:absolute;inset:0;box-sizing:border-box;width:100%;height:100%;border:2px solid color-mix(in srgb,var(--brand) 18%,transparent);border-block-start-color:var(--brand);border-radius:50%;pointer-events:none;animation:zakkerha-spin .85s linear infinite;}.page-loading-mark::after{content:none;}.page-loading-mark > img,
.page-loading-mark>.site-brand-pyramids{width:44px;height:44px;display:block;object-fit:contain;position:absolute;inset:16px;margin:0;padding:0;border:0;z-index:1;}.page-loading-mark>.site-brand-pyramids{fill:none;stroke:currentColor;}.async-loading-bar{position:fixed;inset-block-start:0;inset-inline:0;height:3px;z-index:10001;opacity:0;overflow:hidden;pointer-events:none;transition:opacity .15s ease;}.async-loading-bar.is-active{opacity:1;}.async-loading-bar span{display:block;width:38%;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--accent),var(--brand));animation:zakkerha-progress 1s ease-in-out infinite;}button.is-loading,
input.is-loading,
.btn.is-loading{position:relative;color:transparent;pointer-events:none;}button.is-loading::after,
.btn.is-loading::after{content:"";position:absolute;width:18px;height:18px;inset:50% auto auto 50%;margin:-9px 0 0 -9px;border:2px solid color-mix(in srgb,currentColor 28%,transparent);border-top-color:currentColor;border-radius:50%;color:var(--card);animation:zakkerha-spin .7s linear infinite;}@keyframes zakkerha-spin{to{transform:rotate(360deg);}}@keyframes zakkerha-progress{from{transform:translateX(-110%);}50%{transform:translateX(130%);}to{transform:translateX(310%);}}html[dir="rtl"] .async-loading-bar span{animation-direction:reverse;}@media (prefers-reduced-motion: reduce){.page-loading-mark::before{animation:none;}.page-loading-mark::after,
  .async-loading-bar span,
  button.is-loading::after,
  .btn.is-loading::after{animation-duration:1.8s;}}.footer-links{display:flex;flex-wrap:wrap;align-items:center;gap:14px;}.footer-links > a{min-height:44px;padding:6px 2px;border-radius:8px;text-decoration:none;}.footer-links > a:focus-visible{outline:2px solid currentColor;outline-offset:2px;}.footer-bi{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;direction:ltr;line-height:1.15;text-align:center;}.footer-bi > :is(b,small){display:block;margin:0;color:inherit;font:inherit;white-space:nowrap;}.footer-bi > b{font-size:11px;font-weight:700;}.footer-bi > small{color:var(--muted);font-size:9px;font-weight:500;}.footer-brand-bi{align-items:flex-start;}.footer-brand-en{color:var(--muted);font-size:11px;font-weight:600;line-height:1.2;white-space:nowrap;}.footer-links a:hover{color:var(--brand-dark);text-decoration:none;}.legal-card a{color:var(--brand-dark);text-decoration:underline;text-underline-offset:3px;}.legal-card{max-width:850px;margin-inline:auto;}.legal-card h1{font-size:clamp(32px,5vw,52px);}.legal-card h2{margin:30px 0 5px;font-size:20px;}.legal-card p{color:var(--muted);font-size:15px;line-height:2;}.legal-bilingual{display:grid;gap:5px;line-height:1.6;}.legal-bilingual > span{display:block;}.legal-bilingual > span[lang="ar"]{direction:rtl;text-align:right;}.legal-bilingual > span[lang="en"]{direction:ltr;text-align:left;}.legal-card h1 .legal-bilingual,
.legal-card h2 .legal-bilingual{gap:7px;line-height:1.25;}.legal-card .kicker .legal-bilingual{gap:2px;line-height:1.3;}.legal-language-block + .legal-language-block{margin-top:38px;padding-top:30px;border-top:1px solid color-mix(in srgb, var(--line) 65%, transparent);}.legal-language-block[dir="rtl"]{text-align:right;}.legal-language-block[dir="ltr"]{text-align:left;}.scan-job-note{display:flex;align-items:center;gap:10px;}.scan-job-error{background:#fff0f1;color:#9b3844;}.inline-spinner{width:18px;height:18px;flex:0 0 auto;border:2px solid color-mix(in srgb,var(--brand) 25%,transparent);border-top-color:var(--brand);border-radius:50%;animation:zakkerha-spin .7s linear infinite;}html:has(body.app-viewport-shell){width:100%;min-height:100%;overflow-x:hidden;}body.app-viewport-shell{width:100%;min-height:100dvh;display:grid;grid-template-rows:auto minmax(min-content,1fr) auto;overflow-x:hidden;overflow-y:visible;}body.landing-shell{height:100dvh;grid-template-rows:auto minmax(0,1fr) auto;overflow:hidden;}.app-viewport-shell > .topbar,
.app-viewport-shell > .footer{position:relative;z-index:210;flex:none;}.app-viewport-content{position:relative;min-width:0;min-height:0;width:100%;height:auto;overflow-x:hidden;overflow-y:visible;}.app-viewport-content > .home-focus{min-height:0;}.app-viewport-shell > .footer{min-height:44px;padding:10px 0 12px;align-items:center;}body.app-viewport-shell:has(.lesson-page) > .footer{display:none;}.admin-viewport-shell{height:100dvh;min-height:0;grid-template-rows:auto minmax(0,1fr);overflow:hidden;}.admin-viewport-shell .app-viewport-content{height:100%;overflow-y:auto;scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--brand) 65%,#8b949c) color-mix(in srgb,var(--soft) 65%,transparent);scrollbar-gutter:stable;}.admin-viewport-shell .app-viewport-content::-webkit-scrollbar{width:11px;height:11px;display:block;}.admin-viewport-shell .app-viewport-content::-webkit-scrollbar-track{background:color-mix(in srgb,var(--soft) 65%,transparent);}.admin-viewport-shell .app-viewport-content::-webkit-scrollbar-thumb{border:3px solid color-mix(in srgb,var(--soft) 65%,transparent);border-radius:999px;background:color-mix(in srgb,var(--brand) 65%,#8b949c);}.admin-viewport-shell .app-viewport-content::-webkit-scrollbar-thumb:hover{background:var(--brand-dark);}.auth-viewport-shell{grid-template-rows:auto minmax(min-content,1fr) auto;}.auth-viewport-shell .app-viewport-content{display:grid;}.auth-viewport-shell .app-viewport-content:has(> .global-student-back-shell){grid-template-rows:auto minmax(min-content,1fr);}.auth-viewport-shell .auth-shell{min-height:100%;}.arcade-exam-page .app-viewport-content{height:100dvh;overflow:hidden;}@media (max-width: 720px){.app-viewport-shell > .footer{min-height:40px;padding:8px 0 10px;gap:8px;}.app-viewport-shell > .footer,
  .app-viewport-shell > .footer .footer-links{font-size:12px;}.landing-shell > .footer{min-height:42px;flex-direction:row;justify-content:space-between;gap:10px;padding-block:8px 10px;line-height:1.3;}.landing-shell > .footer .footer-links{flex-wrap:nowrap;gap:12px;}}.lesson-editor-hero,
.unit-exam-hero{margin:24px 0;padding:30px;display:flex;align-items:center;justify-content:space-between;gap:24px;border:1px solid color-mix(in srgb,var(--brand) 20%,var(--line));border-radius:26px;background:linear-gradient(135deg,color-mix(in srgb,var(--card) 96%,var(--brand) 4%),var(--card));box-shadow:0 18px 45px rgba(45,49,52,.08);}.lesson-editor-hero h1{margin:6px 0;font-size:clamp(30px,4vw,48px);}.unit-exam-hero h1{margin:6px 0;font-size:clamp(30px,4vw,48px);color:var(--heading);}.lesson-editor-hero p{margin:0;}.unit-exam-hero p{margin:0;color:var(--muted);}.lesson-editor-stats{display:flex;gap:10px;}.lesson-editor-stats span{min-width:104px;padding:14px;display:grid;gap:3px;text-align:center;border:1px solid var(--line);border-radius:18px;font-size:12px;}.lesson-editor-stats b{color:var(--heading);font-size:22px;}.lesson-editor-stats .ready{border-color:#83d5b6;background:#effbf6;color:#23765c;}.lesson-editor-tools{display:grid;grid-template-columns:.8fr 1.2fr;align-items:start;gap:18px;}.lesson-editor-tools > details{overflow:clip;}.lesson-editor-tools > details > summary{padding:20px;display:grid;gap:3px;cursor:pointer;list-style:none;}.lesson-editor-tools > details > summary::-webkit-details-marker,
.qa-admin-card details > summary::-webkit-details-marker{display:none;}.lesson-editor-tools > details > summary b{color:var(--heading);font-size:17px;}.lesson-editor-tools > details > summary span{color:var(--muted);font-size:12px;}.lesson-editor-tools > details[open] > summary{border-bottom:1px solid var(--line);}.lesson-editor-tools > details > form{padding:20px;}.question-media-fields{padding:14px;display:grid;grid-template-columns:.7fr 1.3fr;gap:14px;border:1px dashed color-mix(in srgb,var(--brand) 35%,var(--line));border-radius:16px;background:color-mix(in srgb,var(--card) 93%,var(--brand) 7%);}.question-media-fields > div{display:grid;gap:9px;}.question-media-fields input[type=file]{padding:11px;background:var(--card);}.question-media-fields small{margin-top:4px;color:var(--muted);font-size:12px;}.lesson-question-bank{margin-top:30px;}.question-bank-tools{display:grid;grid-template-columns:minmax(0, 2fr) minmax(160px, 1fr) auto;align-items:end;gap:12px;margin-block:18px;}.question-bank-tools label{display:grid;gap:8px;min-width:0;color:var(--text);font-size:14px;font-weight:700;}.question-bank-tools :is(input, select){width:100%;min-width:0;min-height:44px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--text);font:inherit;}.question-bank-tools button{min-height:44px;}.question-bulk-actions{grid-column:1 / -1;padding:10px 12px;display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--line);border-radius:14px;background:color-mix(in srgb, var(--card) 94%, var(--brand) 6%);}.question-bulk-actions .question-select-visible{display:inline-flex;grid-auto-flow:column;align-items:center;gap:9px;cursor:pointer;}.question-bulk-actions .question-select-visible input{width:19px;min-height:19px;padding:0;accent-color:var(--brand);}.question-bulk-delete{display:inline-flex;align-items:center;gap:9px;}.question-bulk-buttons{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px;}.question-bulk-export{display:inline-flex;align-items:center;gap:9px;}.question-bulk-export b{min-width:25px;height:25px;padding-inline:6px;display:grid;place-items:center;border-radius:999px;background:color-mix(in srgb,var(--brand) 15%,transparent);font-size:12px;}.question-bulk-delete b{min-width:25px;height:25px;padding-inline:6px;display:grid;place-items:center;border-radius:999px;background:rgba(255, 255, 255, .16);font-size:12px;}.question-bank-results{grid-column:1 / -1;margin:0;color:var(--muted);font-size:13px;}.question-bank-empty{padding:24px;border:1px solid var(--line);border-radius:16px;background:transparent;color:var(--text);text-align:center;}.question-bank-tools[hidden],
.question-bank-empty[hidden],
.qa-admin-card[hidden],
[data-question-form] label[hidden]{display:none;}.curriculum-admin:not([data-language-mode="bilingual"]) .map-choice-editor > div{grid-template-columns:auto minmax(0, 1fr);}.lesson-question-bank-heading h2 > span{display:inline;white-space:nowrap;}.lesson-question-bank .admin-section-title{align-items:end;}.lesson-question-bank .admin-section-title > p{max-width:440px;color:var(--muted);font-size:12px;}@media (max-width: 640px){.question-bank-tools{grid-template-columns:minmax(0, 1fr);}.question-bulk-actions{align-items:stretch;flex-direction:column;}.question-bulk-delete{justify-content:center;}.question-bulk-buttons{justify-content:stretch;}.question-bulk-buttons>button{flex:1 1 150px;justify-content:center;}.lesson-question-bank .lesson-question-bank-heading,
  .lesson-import-section .lesson-import-heading{flex-direction:column;align-items:stretch;gap:10px;}}.qa-admin-card{padding:0;overflow:hidden;}.qa-admin-card > header{padding:20px;display:grid;grid-template-columns:48px minmax(0,1fr) auto;align-items:center;gap:14px;}.qa-admin-card header small{font-weight:800;}.qa-admin-card h3{color:var(--heading);}.qa-admin-card > header img{width:68px;height:54px;object-fit:contain;border:1px solid var(--line);border-radius:12px;background:#fff;}.qa-card-header-actions{display:flex;align-items:center;gap:9px;}.qa-bulk-select{position:relative;width:44px;height:44px;display:grid;place-items:center;flex:0 0 44px;border:0;border-radius:12px;background:transparent;cursor:pointer;-webkit-tap-highlight-color:transparent;}.qa-bulk-select input{position:absolute;width:1px;height:1px;margin:0;opacity:0;pointer-events:none;}.qa-bulk-select > span[aria-hidden]{width:25px;height:25px;display:grid;place-items:center;border:2px solid color-mix(in srgb, var(--muted) 72%, var(--heading));border-radius:8px;background:var(--card);color:var(--on-brand, #fff);box-shadow:0 1px 2px rgba(18, 29, 35, .08);transition:border-color .16s ease, background .16s ease, box-shadow .16s ease, transform .16s ease;}.qa-bulk-select:hover > span[aria-hidden]{border-color:var(--brand);background:color-mix(in srgb, var(--card) 90%, var(--brand) 10%);box-shadow:0 0 0 4px color-mix(in srgb, var(--brand) 11%, transparent);}.qa-bulk-select input:focus-visible + span[aria-hidden]{outline:3px solid color-mix(in srgb, var(--brand) 28%, transparent);outline-offset:3px;}.qa-bulk-select input:checked + span[aria-hidden]{border-color:var(--brand);background:var(--brand);box-shadow:0 0 0 4px color-mix(in srgb, var(--brand) 13%, transparent);}.qa-bulk-select input:checked + span[aria-hidden]::after{content:"✓";display:block;color:var(--on-brand, #fff);font-family:Arial, sans-serif;font-size:17px;font-weight:800;line-height:1;transform:translateY(-1px);}.qa-admin-card.is-bulk-selected{border-color:color-mix(in srgb, var(--brand) 78%, var(--line));box-shadow:0 0 0 3px color-mix(in srgb, var(--brand) 16%, transparent), var(--shadow);}.qa-card-header-actions>img{width:68px;height:54px;object-fit:contain;border:1px solid var(--line);border-radius:12px;background:#fff;}.qa-card-delete-form{display:block;margin:0;}.qa-card-delete{min-height:42px;padding:8px 11px;display:flex;align-items:center;justify-content:center;gap:6px;border:1px solid #e5a2a8;border-radius:12px;background:#fff2f3;color:#a43f49;box-shadow:none;cursor:pointer;font-size:12px;font-weight:800;}.qa-card-delete:hover{border-color:#d65b67;background:#d65b67;color:#fff;}.qa-card-delete svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.qa-answer-preview,
.qa-edit-panel{border-top:1px solid var(--line);}.qa-answer-preview > summary,
.qa-edit-panel > summary{padding:13px 20px;color:var(--brand-dark);font-size:12px;font-weight:750;cursor:pointer;list-style:none;}.qa-answer-preview[open] > summary,
.qa-edit-panel[open] > summary{background:color-mix(in srgb,var(--brand) 7%,var(--card));}.qa-answer-preview > div{margin:0 20px 18px;padding:16px;border-inline-start:3px solid var(--brand);border-radius:12px;background:color-mix(in srgb,var(--brand) 6%,var(--card));}.qa-answer-preview p{margin:5px 0;color:var(--heading);line-height:1.8;}.qa-edit-panel > form{padding:20px;}.qa-card-header-actions:empty{display:none;}.qa-editor-toggle{min-height:62px;padding:10px 20px;display:grid;grid-template-columns:38px minmax(0,1fr) 34px;align-items:center;gap:11px;transition:background .18s ease,color .18s ease;}.qa-editor-toggle:hover{background:color-mix(in srgb,var(--brand) 10%,var(--card));}.qa-editor-toggle:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 28%,transparent);outline-offset:-3px;}.qa-toggle-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;background:var(--brand);color:#fff;font-size:17px;}.qa-editor-toggle small{font-weight:600;}.qa-editor-toggle>i{width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--brand-dark);font-size:17px;font-style:normal;transition:transform .2s ease;}.qa-toggle-close{display:none;}.qa-edit-panel[open]>.qa-editor-toggle{background:color-mix(in srgb,var(--brand) 10%,var(--card));}.qa-edit-panel[open]>.qa-editor-toggle .qa-toggle-open{display:none;}.qa-edit-panel[open]>.qa-editor-toggle .qa-toggle-close{display:block;}.qa-form-actions{width:100%;display:grid;grid-template-columns:minmax(150px,1fr) minmax(120px,.34fr);gap:9px;}.qa-form-actions button{min-height:46px;}.qa-form-actions-top{margin:0 0 5px;padding:12px;border:1px solid color-mix(in srgb,var(--brand) 22%,var(--line));border-radius:14px;background:color-mix(in srgb,var(--brand) 5%,var(--card));}.qa-form-actions-bottom{margin-top:4px;padding-top:16px;border-top:1px solid var(--line);}.unit-header-actions{display:flex;align-items:center;gap:10px;}.unit-header-actions a{padding:8px 12px;border-radius:999px;background:var(--heading);color:var(--card);font-size:12px;font-weight:750;}.unit-header-actions small{color:var(--muted);font-size:12px;}.unit-exam-page{max-width:980px;}.unit-exam-breadcrumb{margin-top:20px;display:flex;align-items:center;gap:9px;color:var(--muted);font-size:12px;}.unit-exam-breadcrumb a{color:var(--brand-dark);}.unit-exam-hero{border-color:color-mix(in srgb,var(--accent) 28%,var(--line));}.unit-exam-hero > strong{width:106px;height:106px;flex:0 0 auto;display:grid;place-content:center;text-align:center;border-radius:28px;background:var(--brand);color:var(--on-brand);font-size:32px;box-shadow:0 14px 30px rgba(30,38,43,.17);}.unit-exam-hero > strong small{display:block;margin-top:2px;font-size:12px;letter-spacing:.1em;color:inherit;}.unit-exam-form,
.unit-answer-review{display:grid;gap:16px;}.unit-exam-question{min-width:0;margin:0;padding:22px;overflow:hidden;border:1px solid var(--line);border-radius:22px;background:color-mix(in srgb,var(--card) 97%,var(--brand) 3%);box-shadow:0 11px 30px rgba(45,49,52,.06);}.unit-exam-question-heading{width:100%;min-width:0;display:grid;grid-template-columns:44px minmax(0,1fr);align-items:center;gap:12px;}.unit-exam-question-heading > span{width:44px;height:44px;display:grid;place-items:center;border-radius:14px;background:var(--heading);color:#fff;font-size:12px;font-weight:800;}.unit-exam-question-heading > div{min-width:0;}.unit-exam-question-heading small{display:block;font-size:12px;}.unit-exam-question-heading h2{max-width:100%;margin:2px 0 0;font-size:16px;line-height:1.6;overflow-wrap:anywhere;}.unit-exam-choices{margin-top:18px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;}.unit-exam-choices label{min-height:52px;padding:10px 12px;display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:14px;cursor:pointer;transition:border-color .18s,transform .18s,background .18s;}.unit-exam-choices label:hover{transform:translateY(-1px);}.unit-exam-choices label:has(input:checked){border-color:var(--brand);background:color-mix(in srgb,var(--brand) 10%,var(--card));}.unit-exam-choices input{position:absolute;opacity:0;}.unit-exam-choices i{width:30px;height:30px;display:grid;place-items:center;border-radius:9px;font-style:normal;font-weight:800;}.unit-question-image{display:block;max-width:240px;max-height:160px;margin:16px auto;object-fit:contain;border:1px solid var(--line);border-radius:14px;}.unit-exam-submit{position:sticky;bottom:12px;z-index:4;padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:18px;border-radius:20px;border:1px solid var(--line);background:var(--card);color:var(--text);backdrop-filter:blur(14px);}.unit-exam-submit p{margin:0;color:var(--muted);font-size:12px;}.unit-exam-result{margin-bottom:24px;padding:24px;display:flex;align-items:center;justify-content:space-between;gap:20px;border:1px solid #e7c98a;border-radius:22px;background:#fff9e9;}.unit-exam-result.success{border-color:#8bd8bb;background:#effbf6;}.unit-exam-result h2{margin:3px 0;color:var(--heading);font-size:34px;}.unit-exam-result p{margin:0;color:var(--muted);}.unit-answer-review > header{margin:12px 0;}.unit-answer-review h2{margin:5px 0;font-size:28px;}.unit-review-card{padding:20px;display:grid;grid-template-columns:42px minmax(0,1fr) 34px;align-items:start;gap:14px;border:1px solid var(--line);border-radius:20px;background:var(--card);}.unit-review-card.correct{border-inline-start:4px solid #37a97d;}.unit-review-card.incorrect{border-inline-start:4px solid #c85a62;}.unit-question-number{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;font-weight:800;}.unit-review-content small{color:var(--muted);}.unit-review-content h3{margin:4px 0 12px;color:var(--heading);font-size:16px;line-height:1.7;}.unit-review-answers{padding:12px;display:grid;gap:6px;border-radius:12px;background:var(--soft);}.unit-review-answers p,
.unit-explanation{margin:0;font-size:12px;line-height:1.8;}.unit-explanation{margin-top:9px;color:var(--muted);}.unit-review-card > strong{font-size:26px;color:#c85a62;}.unit-review-card.correct > strong{color:#37a97d;}@media (max-width: 760px){.lesson-editor-tools{grid-template-columns:1fr;}.lesson-editor-hero,
  .unit-exam-hero{padding:21px;align-items:flex-start;}.lesson-editor-stats{flex-direction:column;}.lesson-editor-stats span{min-width:90px;}.question-media-fields,
  .unit-exam-choices{grid-template-columns:1fr;}.qa-admin-card > header{grid-template-columns:42px minmax(0,1fr);}.qa-admin-card > header img{grid-column:auto;}.qa-card-header-actions{grid-column:2;justify-content:space-between;flex-wrap:wrap;}.qa-card-delete{min-width:92px;}.qa-editor-toggle{min-height:56px;padding:9px 12px;grid-template-columns:34px minmax(0,1fr) 32px;gap:8px;}.qa-toggle-icon{width:34px;height:34px;}.qa-editor-toggle>i{width:32px;height:32px;}.qa-editor-toggle small{display:none;}.qa-edit-panel>form{padding:12px;}.qa-form-actions{grid-template-columns:1fr 1fr;gap:7px;}.qa-form-actions-top{padding:8px;}.qa-form-actions button{min-height:44px;padding-inline:8px;font-size:12px;}.unit-exam-submit,
  .unit-exam-result{align-items:stretch;flex-direction:column;}.unit-exam-hero > strong{width:82px;height:82px;font-size:25px;}}.map-question-delete{margin-top:12px;}.map-question-delete .danger{width:100%;}.map-instructions-editor{margin-top:12px;border:1px solid var(--line);border-radius:14px;background:color-mix(in srgb,var(--brand) 4%,var(--card));overflow:hidden;}.map-instructions-editor>summary{padding:13px 15px;cursor:pointer;font-weight:800;}.map-instructions-editor>.form{padding:15px;border-top:1px solid var(--line);}.map-full-editor>form{gap:16px;}.map-items-editor{display:grid;gap:13px;}.map-items-editor>header{display:flex;align-items:end;justify-content:space-between;gap:14px;padding-bottom:10px;border-bottom:1px solid var(--line);}.map-items-editor>header small{color:var(--brand-dark);font-size:12px;font-weight:800;}.map-items-editor>header h3{margin:2px 0 0;font-size:17px;}.map-items-editor>header>span{padding:5px 9px;border-radius:999px;background:var(--soft);color:var(--muted);font-size:12px;font-weight:700;}.map-item-editor{min-width:0;margin:0;padding:15px;border:1px solid color-mix(in srgb,var(--brand) 25%,var(--line));border-radius:16px;}.map-item-editor>legend{padding:0 8px;color:var(--heading);font-size:12px;font-weight:800;}.map-choice-editor{margin-top:12px;display:grid;gap:8px;}.map-choice-editor>b{color:var(--muted);font-size:12px;}.map-choice-editor>div{display:grid;grid-template-columns:34px minmax(0,1fr) minmax(0,1fr);align-items:end;gap:8px;}.map-choice-editor>div>span{width:34px;height:34px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--brand) 70%,var(--line));border-radius:50%;background:color-mix(in srgb,var(--brand) 14%,var(--card));color:var(--heading);font-size:12px;font-weight:800;}.map-choice-editor label{min-width:0;}.map-choice-editor input{min-width:0;}.map-position-builder{display:grid;gap:12px;padding:16px;border:1px solid color-mix(in srgb,var(--brand) 35%,var(--line));border-radius:18px;}.map-position-builder>header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;}.map-position-builder>header small{color:var(--brand-dark);font-size:12px;font-weight:900;}.map-position-builder>header h3{margin:3px 0;font-size:18px;}.map-position-builder>header p{margin:0;color:var(--muted);font-size:12px;}.map-position-actions{display:grid;gap:6px;max-width:260px;}.map-position-actions>b{padding:9px 12px;border-radius:12px;background:var(--soft);color:var(--brand-dark);font-size:12px;}.map-position-actions>button{padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--muted);font-size:12px;font-weight:800;cursor:pointer;}.map-position-actions>button:disabled{opacity:.45;cursor:not-allowed;}.map-position-selector{display:flex;gap:7px;overflow-x:auto;padding:2px 0 6px;scrollbar-width:thin;}.map-position-selector button{flex:0 0 auto;min-width:66px;padding:8px 10px;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--heading);cursor:pointer;}.map-position-selector button span{display:block;font-size:14px;font-weight:900;}.map-position-selector button small{display:block;margin-top:2px;color:var(--muted);font-size:12px;}.map-position-selector button.positioned{border-color:#75cda5;background:#effbf6;}.map-position-selector button.active{border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 16%,transparent);}.map-position-canvas{position:relative;min-height:280px;margin:0;display:grid;place-items:center;overflow:hidden;border:1px solid var(--line);border-radius:16px;}.map-position-stage{position:relative;width:100%;cursor:crosshair;}.map-position-stage>img{display:block;width:100%;height:auto;user-select:none;}.map-position-placeholder{position:absolute;z-index:0;inset:0;display:grid;place-content:center;gap:5px;padding:25px;color:var(--muted);text-align:center;pointer-events:none;}.map-position-placeholder span{font-size:30px;}.map-position-placeholder b{color:var(--heading);font-size:13px;}.map-position-placeholder small{font-size:12px;}.map-position-builder.image-ready .map-position-placeholder{display:none;}.map-position-marker{position:absolute;z-index:2;display:grid;place-items:center;transform:translate(-50%,-50%);width:32px;height:32px;padding:0;border:3px solid #fff;border-radius:50%;font-size:12px;font-weight:900;cursor:pointer;}.map-position-tip{margin:0;color:var(--muted);font-size:12px;}.map-solving-instructions{margin:14px 0;padding:13px 15px;border:1px solid color-mix(in srgb,var(--brand) 32%,var(--line));border-radius:14px;display:grid;gap:4px;}.map-solving-instructions b{color:var(--brand);font-size:12px;}.map-solving-instructions p{margin:0;color:var(--heading);font-size:13px;line-height:1.7;}@media (max-width:700px){.map-items-editor>header,
  .map-position-builder>header{align-items:flex-start;flex-direction:column;}.map-position-actions{max-width:none;width:100%;}.map-position-builder{padding:11px;}.map-item-editor{padding:11px;}.map-item-editor>.three{grid-template-columns:1fr;}.map-choice-editor>div{grid-template-columns:30px minmax(0,1fr);}.map-choice-editor>div>span{width:30px;height:30px;grid-row:1/3;}.map-choice-editor>div label{grid-column:2;}.map-position-marker{width:28px;height:28px;font-size:12px;}}.lesson-settings-row{margin-bottom:24px;}.lesson-settings-row .lesson-settings{padding:0;overflow:hidden;}.lesson-settings-row .lesson-settings > summary{position:relative;min-height:78px;padding:18px 64px 18px 22px;display:flex;align-items:flex-start;justify-content:center;flex-direction:column;gap:2px;cursor:pointer;list-style:none;}html[dir="rtl"] .lesson-settings-row .lesson-settings > summary{padding:18px 22px 18px 64px;}.lesson-settings-row .lesson-settings > summary::-webkit-details-marker{display:none;}.lesson-settings-row .lesson-settings > summary::after{position:absolute;inset-inline-end:22px;top:50%;display:block;color:var(--muted);content:"⌄";font-size:14px;line-height:1;transform:translateY(-50%);transition:color .18s ease,transform .18s ease;}.lesson-settings-row .lesson-settings > summary:hover::after{color:var(--brand-dark);}.lesson-settings-row .lesson-settings[open] > summary{border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--brand) 4%,var(--card));}.lesson-settings-row .lesson-settings[open] > summary::after{transform:translateY(-50%) rotate(180deg);}.lesson-settings-row .lesson-settings > summary b,
.lesson-settings-row .lesson-settings > summary span{display:block;max-width:100%;}.lesson-settings-row .lesson-settings > summary b{color:var(--heading);font-size:17px;line-height:1.45;}.lesson-settings-row .lesson-settings > summary span{color:var(--muted);font-size:12px;line-height:1.55;}.lesson-settings-row .lesson-settings > form{width:min(980px,100%);margin:0 auto;padding:24px;gap:16px;}.lesson-editor-page .two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}.lesson-editor-page .three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;}.lesson-editor-page .two > *,
.lesson-editor-page .three > *{min-width:0;}.lesson-settings-row .form label{gap:7px;color:var(--heading);font-size:12px;}.lesson-settings-row .form input,
.lesson-settings-row .form select{min-width:0;min-height:44px;padding:10px 13px;background:color-mix(in srgb,var(--card) 82%,var(--soft));}.lesson-settings-row .form textarea{min-width:0;padding:10px 13px;background:color-mix(in srgb,var(--card) 82%,var(--soft));}.lesson-settings-row .form textarea{min-height:96px;}.lesson-settings-row .form > .primary{width:min(260px,100%);min-height:44px;justify-self:end;}html[dir="rtl"] .lesson-settings-row .form > .primary{justify-self:start;}.lesson-import-section{margin:28px 0 34px;}.lesson-import-section .admin-section-title{margin-bottom:15px;}.lesson-upload-methods{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:14px;}.upload-method-card{padding:0;overflow:hidden;border-color:color-mix(in srgb,var(--brand) 20%,var(--line));box-shadow:0 12px 32px rgba(40,47,54,.07);}.upload-method-card > summary{min-height:92px;padding:18px;display:grid;grid-template-columns:46px minmax(0,1fr) auto;align-items:center;gap:12px;cursor:pointer;list-style:none;}.upload-method-card > summary::-webkit-details-marker{display:none;}.upload-method-card > summary:hover{background:color-mix(in srgb,var(--brand) 4%,var(--card));}.upload-method-card > summary span:nth-child(2){min-width:0;}.upload-method-card > summary b,
.upload-method-card > summary small{display:block;}.upload-method-card > summary b{color:var(--heading);font-size:15px;}.upload-method-card > summary small{margin-top:2px;color:var(--muted);font-size:12px;line-height:1.5;}.upload-method-card > summary i{color:var(--muted);font-style:normal;transition:transform .18s ease;}.upload-method-card[open] > summary{border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--brand) 6%,var(--card));}.upload-method-card[open] > summary i{transform:rotate(180deg);}.method-icon{width:46px;height:46px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--brand) 28%,var(--line));border-radius:14px;font-size:12px;font-weight:900;direction:ltr;}.manual-method .method-icon{font-size:24px;}.upload-method-card > p,
.upload-method-card > ol,
.upload-method-card > .template-download,
.upload-method-card > .template-downloads,
.upload-method-card > form{margin-inline:18px;}.upload-method-card > .template-downloads{display:grid;gap:8px;}.upload-method-card > p{margin-block:16px 8px;color:var(--muted);font-size:12px;line-height:1.75;}.upload-method-card > ol{padding-inline-start:20px;color:var(--muted);font-size:12px;line-height:1.8;}.template-download{min-height:39px;padding:8px 12px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:11px;font-size:12px;font-weight:800;}.upload-method-card > form{margin-bottom:18px;}.upload-method-card .file-drop{min-height:92px;padding:14px;place-content:center;}.upload-method-card .primary{width:100%;}.interval-manual-option{margin:0 18px 18px;border-top:1px solid var(--line);padding-top:16px;}.interval-manual-option > summary{min-height:52px;display:flex;align-items:center;gap:10px;padding:10px 14px;border:1px solid color-mix(in srgb,var(--brand) 35%,var(--line));border-radius:12px;background:color-mix(in srgb,var(--brand) 10%,var(--card));color:var(--heading);font-size:14px;font-weight:800;line-height:1.4;cursor:pointer;list-style:none;transition:background .18s ease, border-color .18s ease, box-shadow .18s ease;}.interval-manual-option > summary::-webkit-details-marker{display:none;}.interval-manual-option > summary::before{content:"+";display:grid;flex:0 0 28px;height:28px;place-items:center;border-radius:8px;background:var(--brand);color:var(--card);font-size:20px;line-height:1;}.interval-manual-option > summary::after{content:"⌄";margin-inline-start:auto;color:var(--heading);font-size:20px;transition:transform .18s ease;}.interval-manual-option > summary:hover,
.interval-manual-option[open] > summary{border-color:var(--brand);background:color-mix(in srgb,var(--brand) 17%,var(--card));box-shadow:0 5px 18px color-mix(in srgb,var(--brand) 15%,transparent);}.interval-manual-option > summary:focus-visible{outline:3px solid var(--brand);outline-offset:3px;}.interval-manual-option[open] > summary::before{content:"−";}.interval-manual-option[open] > summary::after{transform:rotate(180deg);}.interval-manual-option > form{margin-top:16px;}@media (max-width:980px){.lesson-upload-methods{grid-template-columns:1fr;}}@media (max-width:700px){.lesson-settings-row .lesson-settings > summary{min-height:70px;padding-block:14px;padding-inline-start:16px;padding-inline-end:58px;}html[dir="rtl"] .lesson-settings-row .lesson-settings > summary{padding-block:14px;padding-inline-start:16px;padding-inline-end:58px;}.lesson-settings-row .lesson-settings > summary::after{inset-inline-end:15px;}.lesson-settings-row .lesson-settings > form{padding:16px;}.lesson-editor-page .two,
  .lesson-editor-page .three{grid-template-columns:1fr;gap:11px;}.lesson-settings-row .form > .primary,
  html[dir="rtl"] .lesson-settings-row .form > .primary{width:100%;justify-self:stretch;}}.home-subjects .subject-card{--subject-cover-width:180px;height:auto;min-height:calc(var(--subject-cover-width) + 2px);grid-template-columns:var(--subject-cover-width) minmax(0,1fr);padding-block:0;padding-inline-start:0;padding-inline-end:21px;overflow:hidden;}.home-subjects .subject-card>div{min-width:0;height:auto;padding-block:10px;display:flex;flex-direction:column;align-self:stretch;}.home-subjects .subject-card h2{margin:4px 0 1px;font-size:25px;line-height:1.08;}.home-subjects .subject-icon{width:var(--subject-cover-width);height:auto;min-height:0;aspect-ratio:auto;align-self:stretch;border:0;border-radius:0;box-shadow:none;transform:none;}.home-subjects .subject-cover-icon{position:relative;width:var(--subject-cover-width);height:auto;align-self:stretch;border:0;border-radius:0;transform:none;}.home-subjects .subject-cover-icon img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;}.home-subjects .subject-card:hover .subject-cover-icon{box-shadow:none;transform:none;}@media (max-width:1100px){.home-subjects .subject-card{--subject-cover-width:166px;grid-template-columns:var(--subject-cover-width) minmax(0,1fr);padding-inline-end:16px;}.home-subjects .subject-card>div{padding-block:7px;}.home-subjects .subject-card h2{font-size:22px;line-height:1.08;}}@media (max-width:640px){.home-subjects .subject-card{--mobile-subject-card-size:142px;--subject-cover-width:var(--mobile-subject-card-size);width:100%;grid-template-columns:var(--subject-cover-width) minmax(0,1fr);gap:11px;padding-block:0;padding-inline-start:0;padding-inline-end:13px;overflow:hidden;}.home-subjects .subject-icon,
  .home-subjects .subject-cover-icon{width:var(--mobile-subject-card-size);align-self:stretch;border:0;border-radius:0;box-shadow:none;transform:none;}.home-subjects .subject-card>div{padding-block:5px;}.home-subjects .subject-card h2{margin-block:2px 0;font-size:20px;line-height:1.05;}.home-subjects .subject-card>i{width:34px;height:34px;font-size:18px;}}.home-subject-progress{margin-top:auto;padding-top:5px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:3px 8px;}.home-subject-progress>span{overflow:hidden;color:var(--muted);font-size:12px;font-weight:700;line-height:1.2;text-overflow:ellipsis;white-space:nowrap;}.home-subject-progress>strong{color:var(--brand-dark);font-size:12px;font-weight:850;font-variant-numeric:tabular-nums;}.home-subject-progress>i{grid-column:1/-1;width:100%;height:6px;display:block;overflow:hidden;border:1px solid color-mix(in srgb,var(--line) 80%,#aeb5bd);border-radius:999px;background:#d1d5db;box-shadow:inset 0 1px 2px rgba(39,39,45,.14);}.home-subject-progress>i>b{width:0;height:100%;display:block;border-radius:inherit;background:linear-gradient(90deg,var(--blaze-orange),var(--neon-pink),var(--blue-violet));transition:width .35s ease;}.lesson-list a.lesson-entry{position:relative;isolation:isolate;overflow:hidden;padding-left:76px;cursor:pointer;border-color:color-mix(in srgb,var(--brand) 24%,var(--line));background:linear-gradient(135deg,color-mix(in srgb,var(--card) 96%,var(--brand) 4%),var(--card));box-shadow:0 10px 28px rgba(39,47,55,.09),inset 0 1px 0 rgba(255,255,255,.86);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background-color .18s ease;}.lesson-list a.lesson-entry::after{position:absolute;z-index:-1;width:4px;inset-block:14px;inset-inline-start:0;border-radius:0 5px 5px 0;background:var(--brand);content:"";}html[dir="rtl"] .lesson-list a.lesson-entry::after{border-radius:5px 0 0 5px;}.lesson-list a.lesson-entry:not(.locked):hover,
.lesson-list a.lesson-entry:not(.locked):focus-visible{border-color:color-mix(in srgb,var(--brand) 58%,var(--line));background:linear-gradient(135deg,color-mix(in srgb,var(--card) 91%,var(--brand) 9%),var(--card));box-shadow:0 16px 34px rgba(39,47,55,.14),0 0 0 3px color-mix(in srgb,var(--brand) 10%,transparent);outline:0;transform:translateY(-2px);}.lesson-list a.lesson-entry:not(.locked):active{transform:translateY(0) scale(.992);}.lesson-list a.lesson-entry.locked{cursor:not-allowed;}.lesson-list a.lesson-entry.locked::after{background:#9ca3af;}.curriculum-selection-page{max-width:980px;}.student-selection-heading{margin:4px 0 22px;padding:22px 24px;display:grid;grid-template-columns:minmax(0,1fr) 190px;align-items:center;gap:24px;border:1px solid color-mix(in srgb,var(--brand) 20%,var(--line));border-radius:24px;background:linear-gradient(135deg,color-mix(in srgb,var(--card) 97%,var(--brand) 3%),var(--card));box-shadow:0 10px 28px rgba(39,47,55,.06);}.student-selection-heading small{color:var(--brand-dark);font-size:12px;font-weight:850;letter-spacing:.09em;}.student-selection-heading h1{margin:4px 0;font-size:clamp(26px,4vw,40px);line-height:1.25;}.student-selection-heading p{margin:0;color:var(--muted);font-size:12px;}.selection-progress{display:grid;grid-template-columns:1fr auto;gap:6px 9px;}.selection-progress>span{color:var(--muted);font-size:12px;font-weight:700;}.selection-progress>strong{color:var(--brand-dark);font-size:14px;}.selection-progress>i{grid-column:1/-1;height:8px;overflow:hidden;border-radius:999px;background:color-mix(in srgb,var(--line) 46%,var(--soft));}.selection-progress>i>b{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--brand-dark),var(--brand));}.selection-progress.completed>strong{color:#198754;}.selection-progress.completed>i>b{background:#22a06b;}.student-unit-grid{display:grid;gap:15px;}.student-unit-link{position:relative;isolation:isolate;min-height:132px;padding:20px 22px 20px 78px;display:grid;grid-template-columns:60px minmax(0,1fr) 170px;align-items:center;gap:17px;overflow:hidden;border:2px solid color-mix(in srgb,var(--brand) 54%,var(--line));border-radius:24px;background:linear-gradient(135deg,color-mix(in srgb,var(--brand) 14%,var(--card)),color-mix(in srgb,var(--brand) 5%,var(--card)) 54%,var(--card));box-shadow:0 17px 40px color-mix(in srgb,var(--brand) 13%,rgba(39,47,55,.1)),inset 0 1px 0 rgba(255,255,255,.9);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}.student-unit-link::before{position:absolute;z-index:-1;inset-block:13px;inset-inline-start:0;width:6px;border-radius:0 7px 7px 0;content:"";}.student-unit-link::after{position:absolute;z-index:-1;inset:auto -45px -70px auto;width:170px;height:170px;border-radius:50%;filter:blur(3px);content:"";}.student-unit-link:hover,
.student-unit-link:focus-visible{border-color:var(--brand);box-shadow:0 21px 46px color-mix(in srgb,var(--brand) 20%,rgba(39,47,55,.12)),0 0 0 4px color-mix(in srgb,var(--brand) 11%,transparent);outline:0;transform:translateY(-3px);}html[dir="rtl"] .student-unit-link::before{border-radius:7px 0 0 7px;}html[dir="ltr"] .student-unit-link{padding-left:22px;padding-right:78px;}html[dir="ltr"] .student-unit-enter{left:auto;right:18px;}html[dir="ltr"] .lesson-list a.lesson-entry{padding-left:22px;padding-right:66px;}html[dir="ltr"] .lesson-card-enter{left:auto;right:18px;}@media (max-width:640px){html[dir="ltr"] .student-unit-link{padding-left:22px;padding-right:66px;}html[dir="ltr"] .student-unit-enter{left:auto;right:14px;}html[dir="ltr"] .lesson-list a.lesson-entry{padding-left:22px;padding-right:66px;}html[dir="ltr"] .lesson-card-enter{left:auto;right:14px;}}.student-unit-index{width:60px;height:60px;display:grid;place-items:center;border:2px solid rgba(255,255,255,.82);border-radius:18px;font-size:19px;font-weight:900;font-variant-numeric:tabular-nums;}.student-unit-copy{min-width:0;}.student-unit-copy small{font-size:12px;font-weight:900;letter-spacing:.1em;}.student-unit-copy h2{margin:3px 0;font-size:23px;line-height:1.35;}.student-unit-copy p{margin:0;font-size:12px;}.student-unit-progress{display:grid;grid-template-columns:1fr auto;align-items:center;gap:5px 8px;}.student-unit-progress>span{color:var(--muted);font-size:12px;font-weight:700;}.student-unit-progress>strong{color:var(--brand-dark);font-size:13px;}.student-unit-progress>i{grid-column:1/-1;height:8px;overflow:hidden;border-radius:999px;background:color-mix(in srgb,var(--line) 48%,var(--soft));box-shadow:inset 0 1px 2px rgba(39,39,45,.12);}.student-unit-progress>i>b{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--brand-dark),var(--brand));transition:width .3s ease;}.student-unit-progress.completed>strong{color:#198754;}.student-unit-progress.completed>i>b{background:#22a06b;}.student-unit-enter{position:absolute;left:18px;right:auto;top:50%;width:48px;height:48px;display:grid;place-items:center;border:2px solid rgba(255,255,255,.86);border-radius:50%;transform:translateY(-50%);animation:student-unit-beacon 2.1s ease-in-out infinite;}.student-unit-enter svg{width:23px;height:23px;fill:currentColor;filter:drop-shadow(0 1px 2px rgba(0,0,0,.15));}.student-unit-link:hover .student-unit-enter{transform:translateY(-50%) scale(1.06);}@keyframes student-unit-beacon{0%,100%{box-shadow:0 8px 22px color-mix(in srgb,var(--brand) 32%,transparent),0 0 0 0 color-mix(in srgb,var(--brand) 26%,transparent);}50%{box-shadow:0 10px 26px color-mix(in srgb,var(--brand) 40%,transparent),0 0 0 9px color-mix(in srgb,var(--brand) 0%,transparent);}}@media (prefers-reduced-motion:reduce){.student-unit-enter{animation:none;}}.student-lessons-section>header{margin:0 0 12px;padding-inline:3px;}.student-lessons-section>header small{color:var(--brand-dark);font-size:12px;font-weight:850;letter-spacing:.09em;}.student-lessons-section>header h2{margin:2px 0;font-size:24px;}@media (max-width:640px){.home-subjects .card-grade-label{padding:4px 10px;font-size:15px;line-height:1.3;}.home-subject-progress{margin-top:auto;padding-top:5px;gap:3px 7px;}.home-subject-progress>span{font-size:12px;line-height:1.25;}.home-subject-progress>strong{font-size:12px;line-height:1.25;}.home-subject-progress>i{height:6px;}.home-subjects .subject-card p{font-size:12px;line-height:1.3;}.app-viewport-shell>.footer,
  .app-viewport-shell>.footer .footer-links{font-size:12px;}.page>.back.ui-back-link+.unit{margin-top:8px;}.student-selection-heading{padding:17px;grid-template-columns:1fr;gap:14px;border-radius:20px;}.student-selection-heading h1{font-size:25px;}.student-unit-link{min-height:122px;padding:15px 15px 15px 66px;grid-template-columns:48px minmax(0,1fr);gap:11px;}.student-unit-index{width:48px;height:48px;border-radius:14px;font-size:15px;}.student-unit-copy h2{font-size:18px;}.student-unit-copy p{font-size:12px;}.student-unit-progress{grid-column:1/-1;margin-top:3px;}.student-unit-enter{left:14px;right:auto;top:50%;width:40px;height:40px;}.student-unit-enter svg{width:20px;height:20px;}.lesson-list a.lesson-entry{min-height:124px;padding-left:66px;border-width:1.5px;}.lesson-card-enter{position:absolute;left:14px;right:auto;top:50%;width:40px;height:40px;flex-basis:40px;transform:translateY(-50%);}.lesson-list a.lesson-entry::after{width:3px;inset-block:12px;}}.lesson-qa-hero{margin:18px 0 22px;padding:24px 26px;display:flex;align-items:center;justify-content:space-between;gap:22px;border:1px solid color-mix(in srgb,var(--brand) 23%,var(--line));border-radius:24px;background:linear-gradient(135deg,color-mix(in srgb,var(--card) 94%,var(--brand) 6%),var(--card));box-shadow:0 14px 38px rgba(45,49,52,.08);}.lesson-qa-hero h1{margin:5px 0;color:var(--heading);font-size:clamp(27px,4vw,42px);}.lesson-qa-hero p{margin:0;color:var(--muted);font-size:12px;}.lesson-exam-cta{min-width:245px;padding:14px 16px;display:grid;grid-template-columns:44px 1fr;gap:2px 11px;align-items:center;border-radius:17px;text-align:start;}.lesson-exam-cta > span{grid-row:1 / 3;width:44px;height:44px;display:grid;place-items:center;border-radius:13px;background:rgba(255,255,255,.18);font-size:17px;font-weight:800;}.lesson-exam-cta b{font-size:13px;}.lesson-exam-cta small{opacity:.8;font-size:12px;}.lesson-exam-cta.disabled{border:1px dashed var(--line);background:var(--soft);color:var(--muted);}.lesson-exam-cta.disabled > span{background:var(--card);color:var(--heading);}.study-question .reveal-button[hidden]{display:none;}.study-mode > .session-bar[hidden],
.study-mode > .session-nav[hidden]{display:none;}.lesson-exam-entry{margin-top:18px;padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:18px;border:1px solid color-mix(in srgb,var(--brand) 30%,var(--line));border-radius:20px;background:linear-gradient(135deg,color-mix(in srgb,var(--card) 94%,var(--brand) 6%),var(--card));box-shadow:0 13px 34px rgba(39,47,55,.08);}.lesson-exam-entry small{color:var(--brand-dark);font-size:12px;font-weight:850;letter-spacing:.08em;}.lesson-exam-entry h2{margin:2px 0;font-size:20px;}.lesson-exam-entry p{margin:0;font-size:12px;}.lesson-exam-entry>a{min-width:190px;min-height:48px;align-items:center;justify-content:space-between;gap:12px;}.lesson-exam-entry>a span{font-size:18px;}.direct-qa-page,
.focused-exam-page{padding-top:16px;}.direct-qa-page,
.focused-exam-page{max-width:1060px;}.direct-question-toolbar{position:sticky;z-index:8;top:8px;margin:0 0 18px;padding:12px 16px;display:grid;grid-template-columns:auto minmax(120px,1fr);align-items:center;gap:16px;border:1px solid var(--line);border-radius:16px;background:color-mix(in srgb,var(--card) 91%,transparent);box-shadow:0 10px 30px rgba(38,45,50,.08);backdrop-filter:blur(14px);}.direct-question-toolbar b,
.direct-question-toolbar small{display:block;}.direct-question-toolbar b{color:var(--heading);}.direct-question-toolbar small{color:var(--muted);font-size:12px;}.direct-progress{height:7px;overflow:hidden;border-radius:999px;background:var(--soft);}.direct-progress i{display:block;width:0;height:100%;border-radius:inherit;background:var(--brand);transition:width .25s ease;}.direct-study-progress-copy{min-width:112px;}.direct-study-progress-copy b{font-size:16px;font-variant-numeric:tabular-nums;}.direct-study-navigation{grid-column:1 / -1;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:10px;padding-top:0;border-top:0;}.direct-study-nav-button{width:100%;max-width:160px;height:48px;min-height:48px;padding:7px 11px;display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid color-mix(in srgb,var(--brand) 18%,var(--line));border-radius:11px;background:color-mix(in srgb,var(--card) 84%,var(--soft));color:var(--heading);box-shadow:none;font:inherit;font-size:12px;font-weight:700;cursor:pointer;transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;}.direct-study-nav-button:last-child{justify-self:end;}.direct-study-nav-button:hover:not(:disabled){border-color:color-mix(in srgb,var(--brand) 42%,var(--line));background:var(--brand);color:var(--on-brand);transform:translateY(-1px);}.direct-study-nav-button:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 28%,transparent);outline-offset:2px;}.direct-study-nav-button:disabled{opacity:.38;cursor:not-allowed;}.direct-study-nav-button .ui-back-arrow{width:17px;height:17px;flex:0 0 17px;}html[dir="rtl"] .direct-study-nav-label{inline-size:56px;text-align:center;line-height:1.3;}.direct-study-current{min-width:86px;text-align:center;}.direct-study-current b{font-size:15px;font-variant-numeric:tabular-nums;}.direct-question-list{display:grid;gap:18px;}.direct-question-card{padding:24px;overflow:hidden;border:1px solid color-mix(in srgb,var(--brand) 22%,var(--line));border-radius:24px;background:color-mix(in srgb,var(--card) 96%,transparent);box-shadow:0 15px 42px rgba(40,47,54,.075);}.direct-question-card[hidden]{display:none;}.direct-question-card.is-active{outline:3px solid rgba(244,193,54,.28);outline-offset:4px;outline-color:#f4c136;box-shadow:0 15px 42px rgba(40,47,54,.075),0 0 0 3px rgba(244,193,54,.14);animation:direct-question-enter .34s ease-out both;}@keyframes direct-question-enter{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:none;}}@media (prefers-reduced-motion:reduce){.direct-question-card.is-active{animation:none;outline-color:#d9aa27;box-shadow:0 15px 42px rgba(40,47,54,.075),0 0 0 3px rgba(217,170,39,.14);}}.direct-question-card:focus:not(.is-active){outline:3px solid color-mix(in srgb,var(--brand) 35%,transparent);outline-offset:4px;}.direct-question-next{margin-top:14px;}.direct-next-question{width:100%;min-height:54px;padding:8px 10px 8px 16px;align-items:center;justify-content:space-between;gap:12px;text-align:start;}.direct-next-question>span{display:grid;gap:1px;}.direct-next-question small{font-size:12px;font-weight:700;letter-spacing:.08em;opacity:.72;}.direct-next-question strong{font-size:14px;}.direct-next-question i{width:38px;height:38px;display:grid;place-items:center;flex:0 0 38px;border-radius:12px;background:rgba(255,255,255,.18);font-size:20px;font-style:normal;line-height:1;}.direct-question-next.complete{min-height:58px;padding:10px 12px;display:flex;align-items:center;gap:11px;border:1px solid #8bd8bb;border-radius:15px;}.direct-question-next.complete>span{width:36px;height:36px;display:grid;place-items:center;flex:0 0 36px;border-radius:11px;background:#22a06b;color:#fff;font-size:17px;font-weight:900;}.direct-question-next.complete strong,
.direct-question-next.complete small{display:block;}.direct-question-next.complete strong{font-size:12px;}.direct-question-next.complete small{margin-top:2px;color:#54806d;font-size:12px;}.map-final-summary>.direct-question-next{margin-top:0;}.direct-question-next:not(.complete){margin-top:18px;padding-top:15px;border-top:1px solid color-mix(in srgb,var(--brand) 22%,var(--line));}.direct-question-next button.direct-next-question{position:relative;isolation:isolate;overflow:hidden;min-height:62px;padding:9px 11px 9px 18px;border-radius:17px;transition:transform .18s ease,box-shadow .18s ease;animation:direct-next-glow 2.25s ease-in-out infinite;}.direct-question-next button.direct-next-question::after{position:absolute;z-index:-1;inset:-40% auto -40% -28%;width:24%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.34),transparent);content:"";transform:skewX(-18deg);animation:direct-next-shine 2.8s ease-in-out infinite;}.direct-question-next button.direct-next-question:hover{transform:translateY(-2px);}.direct-question-next button.direct-next-question:active{transform:translateY(0);}.direct-question-next button.direct-next-question small{opacity:.82;}.direct-question-next button.direct-next-question strong{font-size:15px;}.direct-question-next button.direct-next-question i{border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.2);box-shadow:inset 0 1px 0 rgba(255,255,255,.2);}@keyframes direct-next-glow{0%,100%{box-shadow:0 10px 26px color-mix(in srgb,var(--brand) 25%,transparent),0 0 0 0 color-mix(in srgb,var(--brand) 22%,transparent);}50%{box-shadow:0 13px 32px color-mix(in srgb,var(--brand) 34%,transparent),0 0 0 7px color-mix(in srgb,var(--brand) 0%,transparent);}}@keyframes direct-next-shine{0%,56%{left:-28%;opacity:0;}66%{opacity:1;}82%,100%{left:112%;opacity:0;}}@media (prefers-reduced-motion:reduce){.direct-question-next button.direct-next-question,
  .direct-question-next button.direct-next-question::after{animation:none;}}.direct-question-card.reviewed{border-color:#9fd8c1;}.direct-question-heading{display:grid;grid-template-columns:48px minmax(0,1fr);align-items:start;gap:14px;}.direct-question-heading > span{width:48px;height:48px;display:grid;place-items:center;border-radius:15px;background:color-mix(in srgb,var(--brand) 10%,var(--soft));color:var(--brand-dark);font-weight:850;}.direct-question-heading small{font-size:12px;font-weight:850;letter-spacing:.08em;}.direct-question-heading h2{margin:4px 0 0;font-size:clamp(18px,2.4vw,25px);line-height:1.55;}.direct-question-heading h2[tabindex="-1"]:focus{outline:0;}.direct-question-image{display:block;width:min(100%,820px);max-height:min(68vh,680px);margin:18px auto;object-fit:contain;border:1px solid var(--line);border-radius:18px;}.direct-reveal{min-height:45px;margin-top:18px;}.direct-answer-box{margin-top:17px;padding:17px 19px;border-inline-start:4px solid #3aa477;border-radius:14px;}.direct-answer-box p{margin:4px 0;white-space:pre-line;}.focused-choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;}.focused-choices label,
.focused-choices button{min-height:56px;padding:10px 12px;display:grid;grid-template-columns:34px minmax(0,1fr);align-items:center;gap:10px;border:1px solid var(--line);border-radius:14px;text-align:start;cursor:pointer;}.focused-choices input{position:absolute;opacity:0;}.focused-choices i{width:32px;height:32px;display:grid;place-items:center;border-radius:10px;font-style:normal;font-weight:800;}.focused-choices label.selected,
.focused-choices button.selected{border-color:var(--brand);background:color-mix(in srgb,var(--brand) 8%,var(--card));}.focused-choices label.selected i,
.focused-choices button.selected i{background:var(--brand);color:#fff;}.focused-choices button.correct{border-color:#45ad82;background:#effaf5;}.focused-choices button.wrong{border-color:#d66a70;background:#fff2f3;}.direct-mcq-choices{margin-top:18px;}.interval-input-lines{display:grid;gap:0;margin:20px 0 14px;padding:12px 18px 14px;border:1px solid var(--line);border-radius:18px;background:var(--card);}.interval-input-row{display:grid;grid-template-columns:minmax(86px,auto) minmax(0,1fr);align-items:center;gap:12px;min-width:0;padding:8px 0;}.interval-input-row + .interval-input-row{border-top:1px dashed var(--line);}.interval-input-label{display:flex;align-items:center;gap:8px;direction:ltr;color:var(--heading);font-weight:800;white-space:nowrap;}.interval-input-label b{display:grid;width:28px;height:28px;place-items:center;border-radius:8px;background:var(--brand);color:var(--card);}.interval-input-label span{font-size:14px;}.interval-operation-note{display:flex;align-items:center;gap:10px;padding:12px 4px 0;border-top:1px solid var(--line);color:var(--muted);font-size:13px;}.interval-operation-note b{direction:ltr;flex:0 0 auto;color:var(--heading);font-size:15px;}.interval-line-scroll{display:block;min-width:0;max-width:100%;overflow-x:auto;overflow-y:hidden;direction:ltr;scrollbar-width:thin;}.interval-line-svg{display:block;width:100%;height:auto;min-height:65px;direction:ltr;color:var(--brand-dark);}.interval-line-svg .interval-axis,.interval-line-svg .interval-tick{fill:none;stroke:var(--muted);stroke-width:1.4;}.interval-line-svg .interval-fill{fill:none;stroke:currentColor;stroke-width:7;stroke-linecap:round;}.interval-line-svg .interval-infinity-arrow{fill:currentColor;stroke:none;}.interval-line-svg .interval-endpoint{fill:var(--card);stroke:currentColor;stroke-width:2.5;}.interval-line-svg .interval-endpoint.is-closed{fill:currentColor;}.interval-line-svg text{fill:var(--text);font:12px Arial,sans-serif;text-anchor:middle;}.interval-answer-choices{grid-template-columns:repeat(2,minmax(0,1fr));}.interval-answer-choices :is(label,button){min-height:106px;align-items:start;padding:14px;background:var(--card);transition:border-color .15s ease, background .15s ease, box-shadow .15s ease;}.interval-answer-choices :is(label,button):hover{border-color:var(--brand);box-shadow:0 4px 16px color-mix(in srgb,var(--brand) 10%,transparent);}.interval-answer-choices :is(label,button):focus-within{outline:3px solid var(--brand);outline-offset:2px;}.interval-answer-choices :is(label,button) > span{min-width:0;display:block;direction:ltr;color:var(--heading);font-size:18px;font-weight:800;}.interval-answer-choices .interval-line-svg{margin-top:8px;border-top:1px solid var(--line);padding-top:6px;}.interval-answer-choices :is(label,button) > i{background:color-mix(in srgb,var(--brand) 12%,var(--card));color:var(--heading);}.interval-choice-hint{margin:12px 0;color:var(--heading);font-weight:750;}.interval-admin-preview{display:flex;flex-wrap:wrap;gap:12px;padding:12px;direction:ltr;}.interval-admin-preview > *{padding:7px 12px;border:1px solid var(--line);border-radius:10px;}@media (max-width:720px){.interval-input-lines{padding-inline:12px;}.interval-input-row{grid-template-columns:minmax(0,1fr);gap:0;}.interval-input-label{padding-inline:4px;}.interval-operation-note{flex-wrap:wrap;}.interval-answer-choices{grid-template-columns:minmax(0,1fr);}}.map-question-figure{position:relative;margin:20px 0 12px;overflow:hidden;border:1px solid var(--line);border-radius:20px;}.map-image-stage{position:relative;width:100%;margin:auto;}.map-question-image{display:block;width:100%;max-height:620px;object-fit:contain;}.map-coordinate-layer{position:absolute;z-index:1;inset:0;pointer-events:none;}.map-coordinate-marker{position:absolute;display:grid;place-items:center;transform:translate(-50%,-50%);border-radius:50%;}.map-question-figure > button{position:absolute;z-index:2;top:10px;inset-inline-end:10px;width:42px;height:42px;border:1px solid rgba(255,255,255,.7);border-radius:12px;background:rgba(35,43,49,.82);color:#fff;cursor:pointer;}.map-item-panel.active .map-question-label strong,
.map-label-panel.active .map-question-label strong{border-color:#fff;background:color-mix(in srgb,#fff 82%,var(--brand) 18%);color:var(--brand-dark);animation:map-current-beacon 1.65s ease-in-out infinite;}@keyframes map-current-beacon{0%,100%{box-shadow:0 2px 8px rgba(0,0,0,.24),0 0 0 0 color-mix(in srgb,var(--brand) 32%,transparent);}50%{box-shadow:0 3px 12px rgba(0,0,0,.2),0 0 0 8px color-mix(in srgb,var(--brand) 0%,transparent);}}@media (prefers-reduced-motion:reduce){.map-item-panel.active .map-question-label strong,
  .map-label-panel.active .map-question-label strong{animation:none;box-shadow:0 2px 8px rgba(0,0,0,.24),0 0 0 5px color-mix(in srgb,var(--brand) 16%,transparent);}}.map-question-figure.zoomed{position:fixed;z-index:1000;inset:10px;margin:0;display:grid;place-items:center;border-radius:18px;background:rgba(8,12,15,.94);}.map-question-figure.zoomed .map-image-stage{width:min(100%,calc((100vh - 20px) * var(--map-ratio,1.5)));max-height:100%;aspect-ratio:var(--map-ratio,1.5);}.map-question-figure.zoomed .map-question-image{width:100%;height:100%;max-height:none;object-fit:contain;}.map-zoom-active{overflow:hidden;}.unit-map-position-figure{position:relative;margin:12px 0;overflow:hidden;border-radius:16px;}.unit-map-position-figure .unit-question-image{display:block;width:100%;margin:0;}.unit-map-position-figure .map-coordinate-marker{width:30px;height:30px;font-size:12px;}.map-answer-progress{margin:12px 0;display:flex;align-items:baseline;gap:8px;}.map-answer-progress b{color:var(--heading);font-size:18px;}.map-answer-progress span{color:var(--muted);font-size:12px;}.map-sequence-status{margin:14px 0 12px;padding:12px 14px;display:grid;grid-template-columns:auto minmax(120px,1fr);align-items:center;gap:14px;border:1px solid var(--line);border-radius:15px;background:color-mix(in srgb,var(--card) 96%,var(--brand) 4%);}.map-sequence-status>div:first-child{display:flex;align-items:baseline;gap:7px;white-space:nowrap;}.map-sequence-status small{color:var(--muted);font-size:12px;font-weight:800;}.map-sequence-status b{color:var(--heading);font-size:17px;font-variant-numeric:tabular-nums;}.map-sequence-track{height:7px;overflow:hidden;border-radius:999px;background:color-mix(in srgb,var(--line) 48%,var(--soft));box-shadow:inset 0 1px 2px rgba(39,39,45,.12);}.map-sequence-track i{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--brand),var(--brand-dark));transition:width .28s ease;}.map-sequence-next{width:100%;min-height:48px;margin-top:14px;}.map-sequence-error{margin:12px 0 0;padding:11px 13px;border-radius:12px;font-size:12px;text-align:center;}.map-sequence-panels[hidden],
.map-final-summary[hidden],
.map-sequence-error[hidden]{display:none;}.map-final-summary{margin-top:15px;display:grid;border:1px solid color-mix(in srgb,#22a06b 48%,var(--line));background:linear-gradient(145deg,#f1fbf7,var(--card));box-shadow:0 14px 34px rgba(30,95,68,.09);}.map-final-summary>header{display:grid;grid-template-columns:42px minmax(0,1fr) auto;align-items:center;gap:11px;}.map-final-summary>header>span{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:#22a06b;color:#fff;font-size:20px;font-weight:900;}.map-final-summary>header small{color:#267356;font-size:12px;font-weight:900;letter-spacing:.08em;}.map-final-summary>header h3{margin:1px 0 0;font-size:18px;}.map-final-summary>header>strong{padding:7px 11px;border-radius:12px;background:var(--heading);color:#fff;font-size:18px;font-variant-numeric:tabular-nums;}.map-summary-totals{display:grid;grid-template-columns:1fr 1fr;}.map-summary-totals>span{padding:9px 11px;display:flex;align-items:center;gap:8px;border-radius:12px;font-size:12px;font-weight:750;}.map-summary-totals .correct{background:#def5eb;color:#267356;}.map-summary-totals .wrong{background:#fff0f1;color:#93434b;}.map-review-list{display:grid;}.map-review-row{min-width:0;border:1px solid var(--line);background:var(--card);}.map-review-row.correct{border-inline-start:4px solid #22a06b;}.map-review-row.wrong{border-inline-start:4px solid #d65b67;}.map-review-row>header{margin-bottom:6px;display:flex;align-items:center;justify-content:space-between;gap:8px;}.map-review-row>header b{width:28px;height:28px;display:grid;place-items:center;border-radius:9px;background:var(--soft);font-size:12px;}.map-review-row>header span{font-size:12px;font-weight:850;}.map-review-row.correct>header span{color:#267356;}.map-review-row.wrong>header span{color:#a43f49;}.map-review-row p{background:var(--soft);}.map-review-row p small,
.map-review-row p strong{display:block;}.map-review-row p small{color:var(--muted);}.map-review-row p strong{color:var(--heading);}.map-perfect-celebration{position:relative;isolation:isolate;overflow:hidden;padding:15px 16px;display:grid;grid-template-columns:58px minmax(0,1fr);align-items:center;gap:14px;border:1px solid #78d5aa;border-radius:17px;box-shadow:0 10px 24px rgba(34,160,107,.1);animation:map-perfect-enter .5s cubic-bezier(.2,.8,.2,1) both;}.map-perfect-celebration[hidden]{display:none;}.map-perfect-celebration small{display:block;color:#267356;font-size:12px;font-weight:900;letter-spacing:.08em;}.map-perfect-celebration h3{margin:2px 0;color:#185c42;font-size:17px;}.map-perfect-celebration p{margin:0;color:#527565;font-size:12px;line-height:1.6;}.passage-completion-celebration{background:linear-gradient(135deg,rgba(236,251,244,.98),rgba(255,249,231,.96));}.passage-completion-celebration:not(.is-perfect) .map-perfect-icon{background:linear-gradient(145deg,#45c793,#168c66);box-shadow:0 8px 22px rgba(22,140,102,.25);}.passage-completion-celebration.is-perfect{border-color:#efbd4c;background:linear-gradient(135deg,rgba(255,250,227,.99),rgba(235,252,244,.98));box-shadow:0 12px 30px rgba(210,150,20,.16);}.passage-confetti-layer{position:absolute;inset:50% auto auto 50%;z-index:0;width:1px;height:1px;pointer-events:none;}.passage-completion-celebration>.map-perfect-icon,
.passage-completion-celebration>div{position:relative;z-index:1;}.passage-confetti-layer>i{--burst-angle:0deg;--burst-distance:80px;--burst-delay:0ms;--burst-color:#f3b43f;position:absolute;inset:-4px auto auto -3px;width:6px;height:10px;border-radius:2px;background:var(--burst-color);opacity:0;animation:passage-confetti-burst 1.35s var(--burst-delay) cubic-bezier(.18,.72,.25,1) both;}.passage-confetti-layer>i.round{width:7px;height:7px;border-radius:50%;}.map-perfect-icon{position:relative;width:58px;height:58px;display:grid;place-items:center;border:3px solid #fff;border-radius:50%;background:linear-gradient(145deg,#ffd86a,#f2a900);box-shadow:0 7px 18px rgba(184,126,0,.2);color:#fff;font-size:27px;animation:map-perfect-star .65s .18s cubic-bezier(.2,.9,.25,1.25) both;}.map-perfect-icon i{position:absolute;width:7px;height:7px;border-radius:50%;background:#22a06b;box-shadow:0 0 0 3px rgba(255,255,255,.75);}.map-perfect-icon i:nth-child(1){top:-7px;inset-inline-start:3px;}.map-perfect-icon i:nth-child(2){top:4px;inset-inline-end:-8px;background:#ff7a59;}.map-perfect-icon i:nth-child(3){bottom:-7px;inset-inline-end:5px;background:#4c8bf5;}.map-perfect-icon i:nth-child(4){bottom:3px;inset-inline-start:-8px;background:#9d65d8;}.direct-question-next.celebration-delayed{animation:map-next-enter .42s .72s ease-out both;}@keyframes map-perfect-enter{from{opacity:0;transform:translateY(12px) scale(.98);}to{opacity:1;transform:none;}}@keyframes map-perfect-star{from{opacity:0;transform:rotate(-24deg) scale(.45);}to{opacity:1;transform:rotate(0) scale(1);}}@keyframes passage-confetti-burst{0%{opacity:0;transform:rotate(var(--burst-angle)) translateX(12px) rotate(0) scale(.45);}18%{opacity:1;}72%{opacity:.95;}100%{opacity:0;transform:rotate(var(--burst-angle)) translateX(var(--burst-distance)) rotate(290deg) scale(.9);}}@keyframes map-next-enter{from{opacity:0;transform:translateY(9px);}to{opacity:1;transform:none;}}.map-label-tabs{padding:4px 0 10px;display:flex;overflow-x:auto;scrollbar-width:thin;scroll-snap-type:x proximity;}.map-label-tabs button{flex:0 0 43px;cursor:pointer;scroll-snap-align:center;}.map-item-panel{display:none;padding:18px;border:1px solid var(--line);border-radius:18px;background:color-mix(in srgb,var(--card) 95%,var(--soft));}.map-item-panel.active{display:block;}.map-question-label,
.map-item-panel > header.map-question-label{margin:0 0 13px;display:flex;align-items:center;justify-content:flex-start;gap:8px;direction:inherit;text-align:start;}.map-question-label small,
.map-item-panel > header.map-question-label small{color:var(--heading);font-size:13px;font-weight:850;line-height:1.4;}.map-question-label strong{flex:0 0 34px;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;font-size:13px;font-weight:900;font-variant-numeric:tabular-nums;}.map-item-panel > header.map-question-label strong{flex:0 0 34px;width:34px;height:34px;display:grid;place-items:center;border:3px solid #fff;border-radius:50%;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.28);color:#173f83;font-size:13px;font-weight:900;font-variant-numeric:tabular-nums;}.map-item-panel.correct{border-color:#75c7a5;}.map-item-panel.wrong{border-color:#d66a70;}.map-next-label{min-height:42px;margin-top:12px;padding:8px 14px;border:0;border-radius:12px;background:var(--soft);color:var(--brand-dark);cursor:pointer;font-weight:750;}.map-check-button{width:100%;min-height:48px;margin-top:14px;}.map-check-button:disabled{opacity:.45;cursor:not-allowed;}.map-check-result{margin-top:12px;padding:14px;border-radius:13px;background:#effaf5;color:#267356;text-align:center;font-weight:850;}.map-correct-note{margin:12px 0 0;padding:10px;border-radius:11px;background:#fff2f3;color:#8e4048;font-size:12px;}.focused-exam-hero{margin:18px 0 22px;padding:25px;display:flex;align-items:center;justify-content:space-between;gap:20px;border:1px solid var(--line);border-radius:24px;background:var(--card);box-shadow:0 15px 42px rgba(40,47,54,.08);}.focused-exam-hero h1{margin:4px 0;font-size:clamp(27px,4vw,42px);}.focused-exam-hero p{margin:0;color:var(--muted);}.focused-exam-hero > strong{width:92px;height:92px;flex:0 0 92px;display:grid;place-content:center;border-radius:24px;background:var(--heading);color:#fff;text-align:center;font-size:25px;}.focused-exam-hero > strong small{display:block;font-size:12px;}.focused-exam-form{display:grid;gap:17px;}.exam-question-jump{position:sticky;z-index:9;top:8px;padding:9px;display:flex;justify-content:center;gap:7px;border:1px solid var(--line);border-radius:16px;background:color-mix(in srgb,var(--card) 91%,transparent);backdrop-filter:blur(14px);}.exam-question-jump a{width:37px;height:37px;display:grid;place-items:center;border-radius:11px;background:var(--soft);font-size:12px;font-weight:800;}.exam-question-jump a.answered{background:#def5eb;color:#267356;}.focused-exam-question{min-width:0;margin:0;padding:23px;overflow:hidden;border:1px solid var(--line);border-radius:23px;background:var(--card);box-shadow:0 13px 35px rgba(40,47,54,.07);}.focused-exam-question > .exam-question-image,
.focused-review-card > .exam-question-image{display:block;width:auto;max-width:100%;height:auto;max-height:min(58vh,560px);margin:18px auto;object-fit:contain;object-position:center;}.focused-exam-question-heading{width:100%;min-width:0;display:grid;grid-template-columns:46px minmax(0,1fr);align-items:start;gap:13px;}.focused-exam-question-heading > span{width:46px;height:46px;display:grid;place-items:center;border-radius:14px;background:var(--heading);color:#fff;font-weight:800;}.focused-exam-question-heading > div{min-width:0;}.focused-exam-question-heading small{display:block;font-size:12px;}.focused-exam-question-heading h2{max-width:100%;margin:2px 0 0;font-size:18px;line-height:1.55;overflow-wrap:anywhere;}.focused-exam-question > .focused-choices{margin-top:18px;}.focused-written-answer{margin-top:18px;display:grid;gap:8px;}.focused-written-answer > span{color:var(--muted);font-size:13px;font-weight:800;}.focused-written-answer textarea{width:100%;min-height:132px;padding:15px 17px;resize:vertical;border:1px solid color-mix(in srgb, var(--line) 78%, var(--heading));border-radius:16px;background:var(--card);color:var(--heading);font:inherit;font-size:16px;line-height:1.7;}.focused-written-answer textarea:focus{border-color:var(--brand);outline:3px solid color-mix(in srgb, var(--brand) 18%, transparent);}.focused-exam-submit{position:sticky;z-index:10;bottom:10px;padding:13px 15px;display:flex;align-items:center;justify-content:space-between;gap:15px;border-radius:18px;}.focused-exam-submit b,
.focused-exam-submit small{display:block;}.focused-exam-submit small{color:var(--muted);font-size:12px;}.focused-exam-submit button:disabled{opacity:.45;cursor:not-allowed;}.focused-result{margin-bottom:22px;padding:22px;display:flex;align-items:center;justify-content:space-between;gap:18px;border:1px solid #e7c98a;border-radius:22px;background:#fff9e9;color:#24200f;}.focused-result :is(h2,small){color:#24200f;}.focused-result.success{border-color:#8bd8bb;background:#effbf6;color:#0e2a20;}.focused-result.success :is(h2,small){color:#0e2a20;}.focused-result h2{margin:4px 0;}.focused-result p{margin:0;color:#56503c;}.focused-result.success p{color:#3c5449;}.focused-result > div:last-child{display:flex;gap:8px;}.focused-answer-review > header{margin:12px 0;}.focused-review-card > header{display:grid;grid-template-columns:42px minmax(0,1fr) auto;align-items:start;gap:12px;}.focused-review-card > header > span{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:var(--soft);font-weight:800;}.focused-review-card.correct{border-inline-start:4px solid #45ad82;}.focused-review-card.wrong{border-inline-start:4px solid #d66a70;}.review-answer-lines{margin-top:14px;display:grid;gap:8px;}.review-answer-lines p{margin:0;padding:11px;border-radius:11px;background:var(--soft);}.review-answer-lines small,
.review-answer-lines b{display:block;}.map-review-grid{margin-top:15px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;}.map-review-grid > div{padding:10px;display:grid;grid-template-columns:35px minmax(0,1fr);gap:9px;border-radius:12px;background:var(--soft);}.map-review-grid > div.correct{background:#effaf5;}.map-review-grid > div.wrong{background:#fff2f3;}.map-review-grid > div > span{width:35px;height:35px;display:grid;place-items:center;border-radius:10px;background:var(--card);font-weight:800;}.map-review-grid p{margin:0;}.map-review-grid small,
.map-review-grid b{display:block;}@media (max-width:700px){.direct-qa-page{width:min(100% - 20px,1060px);}.focused-exam-page{width:min(100% - 20px,1060px);padding-top:20px;}.lesson-exam-entry{padding:14px;align-items:stretch;flex-direction:column;border-radius:17px;}.lesson-exam-entry h2{font-size:16px;}.lesson-exam-entry>a{min-width:0;width:100%;min-height:46px;}.direct-question-next{margin-top:10px;}.direct-next-question{min-height:50px;padding:6px 7px 6px 12px;}.direct-next-question strong{font-size:12px;}.direct-next-question i{width:36px;height:36px;flex-basis:36px;}.direct-question-next.complete{min-height:52px;padding:8px 9px;}.direct-qa-hero,
  .focused-exam-hero{padding:18px;align-items:stretch;flex-direction:column;border-radius:20px;}.focused-exam-hero > strong{width:100%;height:auto;min-height:62px;border-radius:16px;}.direct-question-toolbar{grid-template-columns:1fr;gap:8px;}.direct-study-progress-copy{display:flex;align-items:baseline;justify-content:space-between;gap:12px;}.direct-study-navigation{grid-column:auto;gap:6px;}.direct-study-nav-button{min-height:40px;padding-inline:9px;}.direct-question-card,
  .focused-exam-question{padding:15px;border-radius:19px;}.direct-question-image{width:100%;max-height:min(48vh,420px);margin-block:14px;}.focused-exam-question > .exam-question-image,
  .focused-review-card > .exam-question-image{max-height:min(48vh,420px);margin-block:14px;}.direct-question-heading{grid-template-columns:40px minmax(0,1fr);gap:10px;}.direct-question-heading > span{width:40px;height:40px;border-radius:12px;}.direct-question-heading h2{font-size:18px;}.focused-choices{grid-template-columns:1fr;gap:8px;}.focused-choices label,
  .focused-choices button{min-height:58px;}.map-question-figure{margin-inline:-6px;}.map-label-tabs{margin-inline:-4px;}.map-next-label{width:100%;}.exam-question-jump{justify-content:flex-start;overflow-x:auto;}.focused-exam-question-heading{grid-template-columns:40px minmax(0,1fr);gap:10px;}.focused-exam-question-heading > span{width:40px;height:40px;}.focused-exam-question-heading h2{font-size:16px;}.unit-exam-question-heading{grid-template-columns:40px minmax(0,1fr);gap:10px;}.unit-exam-question-heading > span{width:40px;height:40px;border-radius:12px;}.unit-exam-question-heading h2{font-size:15px;line-height:1.5;}.focused-exam-submit{bottom:6px;align-items:stretch;flex-direction:column;}.focused-exam-submit button{width:100%;min-height:50px;}.focused-result{align-items:stretch;flex-direction:column;}.focused-result > div:last-child{flex-direction:column;}.map-review-grid{grid-template-columns:1fr;}}@media (max-width:700px){.map-direct-card,
  .focused-exam-question:has(.map-item-panels),
  .unit-exam-question:has(.map-label-panels){padding:11px;border-radius:17px;}.map-direct-card .direct-question-heading{grid-template-columns:34px minmax(0,1fr);gap:8px;}.map-direct-card .direct-question-heading>span{width:34px;height:34px;border-radius:10px;font-size:12px;}.map-direct-card .direct-question-heading h2{font-size:15px;line-height:1.45;}.map-solving-instructions{margin:9px 0;padding:8px 10px;border-radius:11px;gap:1px;}.map-solving-instructions b{font-size:12px;}.map-solving-instructions p{font-size:12px;line-height:1.5;}.map-question-figure{max-height:185px;margin:10px 0 7px;border-radius:12px;}.map-question-image{width:100%;height:185px;max-height:185px;object-fit:contain;}.map-question-figure>button{top:6px;inset-inline-end:6px;width:34px;height:34px;border-radius:9px;}.map-question-figure.zoomed{max-height:none;}.map-question-figure.zoomed .map-question-image{height:100%;max-height:none;}.map-answer-progress{margin:7px 0;gap:5px;}.map-answer-progress b{font-size:14px;}.map-answer-progress span{font-size:12px;}.map-sequence-status{margin:8px 0;padding:9px 10px;grid-template-columns:1fr;gap:6px;}.map-sequence-status>div:first-child{justify-content:space-between;}.map-sequence-next{min-height:46px;margin-top:9px;font-size:12px;}.map-final-summary{margin-top:10px;padding:11px;gap:10px;border-radius:16px;}.map-final-summary>header{grid-template-columns:36px minmax(0,1fr) auto;gap:8px;}.map-final-summary>header>span{width:36px;height:36px;border-radius:11px;font-size:17px;}.map-final-summary>header h3{font-size:14px;}.map-final-summary>header>strong{padding:6px 8px;border-radius:10px;font-size:14px;}.map-summary-totals>span{padding:7px 8px;font-size:12px;}.map-summary-totals b{font-size:14px;}.map-perfect-celebration{padding:12px;grid-template-columns:48px minmax(0,1fr);gap:10px;border-radius:14px;}.map-perfect-icon{width:48px;height:48px;font-size:22px;}.map-perfect-celebration h3{font-size:14px;}.map-perfect-celebration p{font-size:12px;}.map-review-list{grid-template-columns:1fr;gap:6px;}.map-review-row{padding:8px;}.map-review-row p strong{white-space:normal;}.map-label-tabs{padding:2px 0 6px;gap:5px;}.map-label-tabs button{width:35px;height:35px;flex-basis:35px;border-radius:10px;font-size:12px;}.map-item-panel,
  .map-label-panel{padding:9px;border-radius:13px;}.map-question-label,
  .map-item-panel>header.map-question-label{margin-bottom:7px;gap:7px;}.map-question-label small,
  .map-item-panel>header.map-question-label small{font-size:12px;}.map-question-label strong,
  .map-item-panel>header.map-question-label strong{width:32px;height:32px;flex-basis:32px;border-radius:50%;font-size:12px;}.map-item-panel .focused-choices,
  .map-label-panel .unit-exam-choices{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;}.map-item-panel .focused-choices label,
  .map-label-panel .unit-exam-choices label{min-height:46px;padding:6px 7px;grid-template-columns:27px minmax(0,1fr);gap:6px;border-radius:11px;font-size:12px;line-height:1.35;}.map-item-panel .focused-choices i,
  .map-label-panel .unit-exam-choices i{width:27px;height:27px;border-radius:8px;font-size:12px;}.map-next-label,
  .map-label-panel [data-map-next]{display:none;}.map-check-button{min-height:44px;margin-top:8px;font-size:12px;}.direct-question-toolbar{position:relative;top:auto;z-index:1;}.map-direct-card{width:calc(100% + 20px);margin-inline:-10px;padding-inline:11px;overflow:hidden;border:0;box-shadow:none;}.focused-exam-question:has(.map-item-panels),
  .unit-exam-question:has(.map-label-panels){width:calc(100% + 20px);min-width:0;margin-inline:-10px;padding-inline:11px;overflow:hidden;border:0;box-shadow:none;}.map-direct-card .map-question-figure,
  .focused-exam-question .map-question-figure{position:relative;left:auto;width:calc(100% + 22px);max-width:none;max-height:none;margin:10px -11px 7px;border:0;border-radius:0;box-shadow:none;transform:none;}html[dir="rtl"] .map-direct-card .map-question-figure,
  html[dir="rtl"] .focused-exam-question .map-question-figure{margin-inline:-11px;}.map-direct-card .map-question-image,
  .focused-exam-question .map-question-image{display:block;width:100%;max-width:100%;height:auto;max-height:none;border:0;border-radius:0;object-fit:contain;}.map-direct-card .map-question-figure.zoomed,
  .focused-exam-question .map-question-figure.zoomed{position:fixed;z-index:1000;inset:10px;width:auto;max-width:none;margin:0;border-radius:18px;transform:none;}.unit-exam-question:has(.map-label-panels)>.unit-question-image{display:block;width:calc(100% + 22px);max-width:none;height:auto;max-height:none;margin:10px -11px 7px;border:0;border-radius:0;object-fit:contain;transform:none;}.map-item-panel,
  .map-label-panel{border:0;box-shadow:none;}.map-item-panel .focused-choices label,
  .map-label-panel .unit-exam-choices label{min-width:0;overflow:hidden;}.map-item-panel .focused-choices label span,
  .map-label-panel .unit-exam-choices label span{min-width:0;white-space:normal;overflow-wrap:anywhere;word-break:normal;}}.unit-result-actions{display:flex;flex-wrap:wrap;gap:9px;}.unit-control-panel,
.lesson-publishing-panel{margin-bottom:18px;padding:18px 20px;display:flex;align-items:center;gap:16px;}.unit-control-panel > div:first-child,
.lesson-publishing-panel > div:first-child{flex:1;}.unit-control-panel h2{margin:3px 0;font-size:19px;}.unit-control-panel p{margin:0;color:var(--muted);font-size:12px;}.unit-control-panel > form{margin:0;}.unit-control-panel > form button,
.unit-control-panel details > summary{min-width:108px;min-height:46px;padding:10px 15px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;font-size:12px;font-weight:700;line-height:1.2;white-space:nowrap;}.unit-control-panel details{position:relative;}.unit-control-panel details > summary{border:1px solid #c8ced2;background:#edf0f2;color:#3f474d;cursor:pointer;list-style:none;}.unit-control-panel details > summary::-webkit-details-marker{display:none;}.unit-control-panel details[open] > form{position:absolute;z-index:15;inset-inline-end:0;top:calc(100% + 8px);width:min(520px,80vw);padding:16px;border:1px solid var(--line);border-radius:16px;background:var(--card);box-shadow:0 18px 45px rgba(40,45,48,.17);}.lesson-publishing-panel b{display:block;margin-top:4px;color:var(--heading);}.lesson-publishing-panel .admin-actions{align-items:center;}.lesson-publishing-panel form{margin:0;}@media (max-width: 760px){.lesson-qa-hero,
  .unit-control-panel,
  .lesson-publishing-panel{align-items:stretch;flex-direction:column;}.lesson-exam-cta{min-width:0;width:100%;}.unit-control-panel > form,
  .unit-control-panel > details,
  .unit-control-panel > form button,
  .unit-control-panel details > summary{width:100%;}.unit-control-panel details[open] > form{position:fixed;inset:auto 12px 70px;width:auto;}}.language-field-hidden{display:none;}.arabic-only-policy-note{margin:0 0 16px;padding:14px 17px;display:flex;align-items:center;gap:12px;}.arabic-only-policy-note b{padding:7px 10px;border-radius:10px;background:#267356;color:#fff;font-size:12px;}.arabic-only-policy-note p{margin:0;color:#315e4d;font-size:12px;}.curriculum-admin:not([data-language-mode="bilingual"]) .two:has(>.language-field-hidden){grid-template-columns:minmax(0,1fr);}@media (prefers-reduced-motion:reduce){.map-perfect-celebration,
  .map-perfect-icon,
  .passage-confetti-layer>i,
  .listening-wave i,
  .direct-question-next.celebration-delayed{animation:none;}}.qa-edit-panel>.qa-editor-toggle>i{line-height:1;transition:transform .2s ease,background .18s ease;}.qa-edit-panel[open]>.qa-editor-toggle>i{transform:rotate(180deg);background:var(--brand);color:#fff;}@media (max-width:760px){.qa-edit-panel>.qa-editor-toggle{min-height:48px;padding:6px 10px;display:flex;}.qa-edit-panel>.qa-editor-toggle>i{width:34px;height:34px;}}@media (max-width:700px){.direct-question-next button.direct-next-question{min-height:58px;padding:8px 9px 8px 14px;}.direct-question-next button.direct-next-question strong{font-size:13px;}}.student-curriculum-path{margin:0 3px 20px;padding:0 2px 12px;display:flex;align-items:center;flex-wrap:wrap;gap:7px;border-bottom:1px solid color-mix(in srgb,var(--brand) 22%,var(--line));color:var(--muted);font-size:12px;font-weight:700;}.student-curriculum-path i{font-size:15px;font-style:normal;line-height:1;}.student-curriculum-path a{padding:3px 5px;border-radius:7px;font-weight:800;transition:background .16s ease,color .16s ease,transform .16s ease;}.student-curriculum-path a:hover{outline:0;transform:translateY(-1px);}.student-curriculum-path a:focus-visible{background:color-mix(in srgb,var(--brand) 11%,var(--card));color:var(--brand-dark);outline:0;transform:translateY(-1px);}.student-curriculum-path strong{padding:3px 8px;border-radius:999px;font-size:12px;}.lesson-curriculum-path{margin-bottom:14px;}@media (max-width:640px){.student-curriculum-path{margin-bottom:15px;padding-bottom:9px;gap:5px;font-size:12px;}.student-curriculum-path i{font-size:13px;}}@media (max-width:720px){body.app-viewport-shell .app-viewport-content:not(:has(.landing-page)) small,
  body.app-viewport-shell .kicker,
  body.app-viewport-shell [class*="eyebrow"],
  body.app-viewport-shell [class*="caption"],
  body.app-viewport-shell [class*="-meta"]{font-size:12px;line-height:1.4;}body.app-viewport-shell label,
  body.app-viewport-shell th,
  body.app-viewport-shell td{font-size:12px;line-height:1.45;}body.app-viewport-shell input,
  body.app-viewport-shell select,
  body.app-viewport-shell textarea{font-size:14px;}body.app-viewport-shell input::placeholder,
  body.app-viewport-shell textarea::placeholder{font-size:13px;opacity:.78;}body.app-viewport-shell .student-curriculum-path,
  body.app-viewport-shell .student-curriculum-path strong,
  body.app-viewport-shell .curriculum-breadcrumb,
  body.app-viewport-shell .selection-progress>span,
  body.app-viewport-shell .student-unit-progress>span{font-size:12px;line-height:1.4;}body.app-viewport-shell .student-selection-heading p,
  body.app-viewport-shell .student-unit-copy p,
  body.app-viewport-shell .unit-control-panel p,
  body.app-viewport-shell .lesson-publishing-panel p,
  body.app-viewport-shell .record-facts,
  body.app-viewport-shell .admin-tool-note{font-size:12.5px;line-height:1.55;}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0;}.skip-link{position:fixed;z-index:10000;inset-block-start:12px;inset-inline-start:12px;padding:12px 18px;border:2px solid var(--text);border-radius:12px;background:var(--card);color:var(--text);transform:translateY(-180%);}.skip-link:focus{transform:none;}.appearance-control{position:relative;}.appearance-options{position:absolute;z-index:150;inset-block-start:calc(100% + 10px);inset-inline-start:auto;inset-inline-end:0;width:208px;max-width:calc(100vw - 32px);padding:10px;display:grid;gap:5px;border:1px solid color-mix(in srgb,var(--line) 72%,transparent);border-radius:15px;background:color-mix(in srgb,var(--card) 97%,transparent);color:var(--text);box-shadow:0 12px 30px color-mix(in srgb,var(--text) 12%,transparent);}.appearance-options[hidden]{display:none;}.appearance-options button{min-height:44px;width:100%;padding:8px 10px;display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--text);font-size:14px;text-align:start;cursor:pointer;}.appearance-options button *,
.appearance-toggle,
.appearance-toggle *,
.guest-entry-action[data-guest-continue],
.guest-entry-action[data-guest-continue] *{cursor:pointer;}.appearance-options button:hover{background:var(--soft);}.appearance-options button[aria-pressed="true"]{border:2px solid var(--text);}.appearance-options button b{margin-inline-start:auto;visibility:hidden;}.appearance-options button[aria-pressed="true"] b{visibility:visible;}.appearance-options button i{width:22px;height:22px;flex:0 0 22px;border:1px solid #808080;border-radius:50%;background:var(--swatch);}.auth-viewport-shell.auth-navbar-shell{grid-template-rows:auto minmax(0,1fr) auto;}.auth-navbar-shell > .topbar,
body.gender-gate-open.app-viewport-shell > .topbar{z-index:10001;}body.gender-gate-open .gender-gate{inset-block-start:82px;min-height:calc(100dvh - 82px);padding:16px;align-items:center;}body.account-profile-gate-open .gender-gate{padding:24px 16px;align-items:start;}body.account-profile-gate-open .gender-gate-shell{margin-block:auto;}body.gender-gate-open .gender-gate-top-actions,
body.gender-gate-open .gender-gate-brand{display:none;}.form input:not([type="radio"]):not([type="checkbox"]):not([type="hidden"]),
.form select,
.form textarea{min-height:44px;}.field-help{margin:0;color:var(--muted);font-size:14px;line-height:1.6;}@media (max-width: 720px){body.gender-gate-open .gender-gate{inset-block-start:70px;min-height:calc(100dvh - 70px);padding-block:14px;}.topbar nav .appearance-control:has([data-theme-toggle][aria-expanded="true"]){grid-column:1 / -1;}.topbar nav .appearance-options{position:static;width:100%;max-width:none;margin-block:4px;padding:6px;grid-template-columns:repeat(2, minmax(0, 1fr));gap:4px;border:0;box-shadow:none;}.topbar nav .appearance-options button{gap:6px;font-size:12px;}.mobile-header-actions .appearance-toggle{border:0;background:transparent;box-shadow:none;}.mobile-header-actions .appearance-options{width:max-content;max-width:calc(100vw - 28px);padding:8px 10px;grid-template-columns:repeat(4,42px);justify-content:center;gap:4px;border-radius:18px;}.mobile-header-actions .appearance-options button{position:relative;width:42px;min-height:42px;padding:6px;justify-content:center;gap:0;border:0;border-radius:50%;background:transparent;transition:background-color .18s ease,box-shadow .18s ease;}.mobile-header-actions .appearance-options button:hover{background:color-mix(in srgb,var(--soft) 72%,transparent);}.mobile-header-actions .appearance-options button[aria-pressed="true"]{border:0;box-shadow:inset 0 0 0 1.5px color-mix(in srgb,var(--text) 72%,transparent);}.mobile-header-actions .appearance-options button i{width:28px;height:28px;flex:0 0 28px;box-shadow:0 2px 7px color-mix(in srgb,var(--text) 12%,transparent);}.mobile-header-actions .appearance-options button span{display:none;}.mobile-header-actions .appearance-options button b{position:absolute;inset:0;margin:0;display:grid;place-items:center;color:var(--text);font-size:13px;text-shadow:0 1px 2px var(--card);}}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto;}*, *::before, *::after{animation-duration:.01ms;animation-iteration-count:1;transition-duration:.01ms;}}.student-unit-enter,
.student-unit-link:hover .student-unit-enter,
.student-unit-link:focus-visible .student-unit-enter,
.lesson-card-enter,
.lesson-list a.lesson-entry:not(.locked):hover .lesson-card-enter,
.lesson-list a.lesson-entry:not(.locked):focus-visible .lesson-card-enter{top:auto;bottom:18px;transform:none;}html[dir="rtl"] .student-unit-enter,
html[dir="rtl"] .lesson-card-enter{left:18px;right:auto;}html[dir="ltr"] .student-unit-enter,
html[dir="ltr"] .lesson-card-enter{left:auto;right:18px;}@media (max-width:640px){.student-unit-enter,
  .lesson-card-enter{bottom:14px;}html[dir="rtl"] .student-unit-enter,
  html[dir="rtl"] .lesson-card-enter{left:14px;}html[dir="ltr"] .student-unit-enter,
  html[dir="ltr"] .lesson-card-enter{right:14px;}}.home-choice{width:min(100%, 1180px);}.home-subjects.subject-grid-three{width:min(100%, 1040px);margin-inline:auto;display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));gap:16px;}@media (min-width: 641px){.home-subjects.subject-grid-three.is-single-subject{width:min(100%, 520px);grid-template-columns:minmax(0, 1fr);}}.home-subjects .subject-card{--subject-cover-width:168px;width:100%;min-height:168px;max-width:none;align-items:stretch;grid-template-columns:var(--subject-cover-width) minmax(0, 1fr);gap:0;padding:0;border:1px solid color-mix(in srgb, var(--text) 12%, transparent);border-radius:24px;background:linear-gradient(135deg, color-mix(in srgb, var(--card) 96%, var(--accent) 4%), var(--card));box-shadow:0 7px 13px -6px rgba(20, 42, 54, .32), 0 2px 5px rgba(20, 42, 54, .05);overflow:hidden;transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease;}.home-subjects .subject-card::before{display:none;}.home-subjects .subject-card:hover,
.home-subjects .subject-card:focus-visible{border-color:color-mix(in srgb, var(--accent) 35%, transparent);box-shadow:0 14px 32px rgba(20, 42, 54, .13), 0 0 0 3px color-mix(in srgb, var(--accent) 10%, transparent);transform:translateY(-2px);}.home-subjects .subject-icon,
.home-subjects .subject-cover-icon{width:var(--subject-cover-width);height:100%;min-height:168px;align-self:stretch;border:0;border-radius:0;background:color-mix(in srgb, var(--accent) 8%, var(--card));box-shadow:none;overflow:hidden;}.home-subjects .subject-cover-icon img{width:100%;height:100%;object-fit:cover;}.home-subjects .subject-card > .subject-card-body{min-width:0;height:100%;padding:16px 20px;display:flex;flex-direction:column;align-items:stretch;}.home-subjects .subject-bilingual-copy{width:100%;display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));align-items:start;gap:18px;direction:ltr;}.home-subjects .subject-language-block{min-width:0;}.home-subjects .subject-language-ar{grid-column:2;grid-row:1;direction:rtl;text-align:right;}.home-subjects .subject-language-en{grid-column:1;grid-row:1;direction:ltr;text-align:left;}.home-subjects .subject-language-block .card-grade-label{width:fit-content;padding:5px 10px;display:inline-flex;align-items:center;gap:7px;border-color:color-mix(in srgb, var(--accent) 28%, var(--line));background:color-mix(in srgb, var(--accent) 8%, var(--card));color:var(--heading);font-size:11px;font-weight:500;}.home-subjects .subject-language-ar .card-grade-label{margin-inline-start:auto;}.home-subjects .subject-language-block h2{margin:9px 0 0;color:var(--heading);font-size:clamp(19px, 2vw, 25px);font-weight:600;line-height:1.1;}.home-subjects .subject-language-block p{margin:5px 0 0;color:var(--muted);font-size:12px;font-weight:400;line-height:1.35;}.home-subjects .home-subject-progress{width:100%;margin-top:auto;padding-top:13px;display:grid;grid-template-columns:auto auto minmax(90px, 1fr);align-items:center;gap:8px;direction:rtl;}.home-subjects .home-subject-progress > span{display:inline-flex;align-items:center;gap:4px;color:var(--muted);font-size:11px;white-space:nowrap;}.home-subjects .home-subject-progress > span > b{font:inherit;font-weight:500;}.home-subjects .home-subject-progress > span > i{color:color-mix(in srgb, var(--muted) 62%, transparent);font-style:normal;}.home-subjects .home-subject-progress > strong{font-size:12px;font-weight:600;}.home-subjects .home-subject-progress > i{grid-column:auto;width:100%;min-width:90px;}@media (max-width: 900px){.home-subjects .subject-card{--subject-cover-width:150px;min-height:150px;}.home-subjects .subject-icon,
  .home-subjects .subject-cover-icon{min-height:150px;}.home-subjects .subject-card > .subject-card-body{padding:14px 16px;}}@media (max-width: 640px){.home-choice{width:100%;padding-inline:12px;}.home-subjects.subject-grid-three{grid-template-columns:minmax(0, 1fr);gap:11px;}.home-subjects .subject-card{--subject-cover-width:122px;min-height:142px;border-radius:19px;}.home-subjects .subject-icon,
  .home-subjects .subject-cover-icon{width:var(--subject-cover-width);min-height:142px;}.home-subjects .subject-card > .subject-card-body{padding:11px 12px;}.home-subjects .subject-bilingual-copy{gap:9px;}.home-subjects .subject-language-block .card-grade-label{padding:3px 7px;font-size:9px;}.home-subjects .subject-language-block h2{margin-top:6px;font-size:14px;line-height:1.15;}.home-subjects .subject-language-block p{margin-top:3px;font-size:9px;}.home-subjects .home-subject-progress{padding-top:7px;grid-template-columns:auto auto minmax(48px, 1fr);gap:5px;}.home-subjects .home-subject-progress > span,
  .home-subjects .home-subject-progress > strong{font-size:9px;}.home-subjects .home-subject-progress > i{min-width:48px;}}.leaderboard-page{--leader-live:#15945d;padding-block:34px 42px;max-width:960px;}.leaderboard-page .leaderboard-head{display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:14px;margin-bottom:20px;padding:0;border:0;border-radius:0;background:transparent;text-align:start;}.leaderboard-heading-copy{min-width:0;flex:1;}.leaderboard-live{width:fit-content;min-height:34px;padding:6px 11px 6px 9px;display:inline-flex;align-items:center;gap:9px;border:1px solid color-mix(in srgb, var(--leader-live) 38%, var(--line));border-radius:999px;background:color-mix(in srgb, var(--leader-live) 8%, var(--card));color:var(--leader-live);transition:border-color .25s ease, background-color .25s ease, color .25s ease;}.leaderboard-live{width:10px;min-height:10px;padding:0;gap:0;border:0;background:transparent;}.leaderboard-live-signal{width:10px;height:10px;flex-basis:10px;}.leaderboard-live-signal::after{display:none;}.leaderboard-live-signal > i{width:8px;height:8px;}.leaderboard-live > span{display:flex;align-items:baseline;gap:7px;direction:ltr;line-height:1;}.leaderboard-live b{font-size:11px;font-weight:750;}.leaderboard-live small{color:inherit;font-size:9px;font-weight:750;letter-spacing:.075em;opacity:.78;}.leaderboard-live-signal{position:relative;width:17px;height:17px;flex:0 0 17px;display:grid;place-items:center;}.leaderboard-live-signal > i{width:7px;height:7px;border-radius:50%;background:currentColor;box-shadow:0 0 0 4px color-mix(in srgb, currentColor 12%, transparent);animation:leader-live-core 1.8s ease-in-out infinite;}.leaderboard-live-signal::after{position:absolute;inset:0;border:1px solid currentColor;border-radius:50%;content:"";animation:leader-live-ring 1.8s ease-out infinite;}.leaderboard-live.is-syncing .leaderboard-live-signal::after{inset:1px;border-width:2px;border-inline-end-color:transparent;animation:leader-live-sync .7s linear infinite;}.leaderboard-live.is-fresh{border-color:color-mix(in srgb, var(--leader-live) 68%, var(--line));background:color-mix(in srgb, var(--leader-live) 15%, var(--card));}.leaderboard-live.is-offline{--leader-live:#b75b55;}.leaderboard-live.is-offline .leaderboard-live-signal::after,
.leaderboard-live.is-offline .leaderboard-live-signal > i{animation:none;}.leaderboard-page .leaderboard-title-bi{display:flex;flex-direction:column;align-items:center;gap:8px;margin:20px 0 16px;font-size:clamp(30px,4vw,44px);line-height:1.35;direction:ltr;}.leaderboard-title-bi > span{direction:rtl;}.leaderboard-title-bi > small{padding-inline-start:0;border-inline-start:0;color:var(--muted);font-size:.48em;font-weight:500;letter-spacing:-.015em;}.leaderboard-page .leaderboard-description-bi{max-width:620px;margin:0 auto;display:grid;grid-template-columns:minmax(0, 1fr);align-items:start;gap:7px;font-size:14px;direction:ltr;line-height:1.65;}.leaderboard-description-bi > span{min-width:0;}.leaderboard-description-bi > span[lang="ar"]{grid-column:1;grid-row:1;padding-inline-start:0;border-inline-start:0;text-align:center;}.leaderboard-description-bi > span[lang="en"]{grid-column:1;grid-row:2;text-align:center;}.leaderboard-back > span:last-child{display:flex;flex-direction:column;gap:1px;line-height:1.2;text-align:center;}.leaderboard-back b{font-size:12px;}.leaderboard-back small{color:var(--muted);font-size:9px;}.leaderboard-page .leaderboard-list{gap:12px;}.leaderboard-page .leader-row{--leader-accent:#6dafe3;direction:ltr;display:grid;align-items:center;gap:14px;padding:20px;border-radius:20px;position:relative;isolation:isolate;overflow:hidden;grid-template-columns:48px 58px minmax(0, 1fr) auto;min-height:88px;border-color:color-mix(in srgb, var(--leader-accent) 30%, var(--line));background:linear-gradient(115deg, color-mix(in srgb, var(--leader-accent) 12%, var(--card)), color-mix(in srgb, var(--leader-accent) 6%, var(--card)));box-shadow:0 9px 26px color-mix(in srgb, var(--text) 7%, transparent);animation:leader-row-arrive .5s cubic-bezier(.2,.75,.25,1) both;animation-delay:calc(var(--leader-index, 0) * 70ms);transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;}.leaderboard-page .leader-row:nth-child(10n/**/+1){--leader-accent:#e8bb5d;}.leaderboard-page .leader-row:nth-child(10n/**/+2){--leader-accent:#56baa1;}.leaderboard-page .leader-row:nth-child(10n/**/+3){--leader-accent:#a78bdb;}.leaderboard-page .leader-row:nth-child(10n/**/+4){--leader-accent:#6dafe3;}.leaderboard-page .leader-row:nth-child(10n/**/+5){--leader-accent:#da97b3;}.leaderboard-page .leader-row:nth-child(10n/**/+6){--leader-accent:#6dbdbd;}.leaderboard-page .leader-row:nth-child(10n/**/+7){--leader-accent:#e0aa81;}.leaderboard-page .leader-row:nth-child(10n/**/+8){--leader-accent:#969fe2;}.leaderboard-page .leader-row:nth-child(10n/**/+9){--leader-accent:#9ab990;}.leaderboard-page .leader-row:nth-child(10n/**/+10){--leader-accent:#da9991;}.leaderboard-page .leader-row::before{position:absolute;z-index:-1;inset:0 auto 0 0;width:3px;border-radius:0 3px 3px 0;background:var(--leader-accent);opacity:0;content:"";transition:opacity .22s ease;}.leaderboard-page .leader-row--top{background:linear-gradient(115deg, color-mix(in srgb, var(--leader-accent) 17%, var(--card)), color-mix(in srgb, var(--leader-accent) 8%, var(--card)));}.leaderboard-page .leader-row--top::before{opacity:.72;}.leaderboard-page .leader-row:is(:hover,:focus-within){border-color:color-mix(in srgb, var(--leader-accent) 60%, var(--line));box-shadow:0 13px 30px color-mix(in srgb, var(--leader-accent) 13%, transparent);transform:translateY(-2px);}.leaderboard-page .leader-row:is(:hover,:focus-within)::before{opacity:1;}.leaderboard-page .leader-rank{font-variant-numeric:tabular-nums;}.leaderboard-page .leader-row:first-child .leader-rank{background:#f4bf45;color:#342609;box-shadow:0 5px 14px rgba(196,139,25,.23);}.leader-copy{min-width:0;}.leader-title{display:flex;align-items:center;flex-wrap:wrap;gap:5px 10px;min-width:0;}.leader-stars{display:inline-flex;align-items:center;flex:0 0 auto;gap:3px;color:#b8770d;}.leader-stars svg{width:16px;height:16px;fill:currentColor;stroke:currentColor;stroke-width:.6;}html[data-theme="dark"] .leader-stars{color:#f5ca65;}.leaderboard-page .leader-copy h2{margin:0;text-align:start;font-size:19px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%;min-width:0;}.leader-metrics{margin-top:5px;display:grid;gap:5px;text-align:left;color:var(--muted);font-size:11px;line-height:1.45;}.leader-metrics > span[lang="ar"]{color:var(--text);}.leader-metrics > small{color:var(--muted);font:inherit;}.leader-points{display:flex;flex-direction:column;justify-content:center;align-items:center;min-width:76px;padding:10px 12px;border-radius:14px;background:var(--soft);gap:7px;font-variant-numeric:tabular-nums;}.leaderboard-page .leader-points{background:color-mix(in srgb, var(--leader-accent) 14%, var(--soft));}.leaderboard-page .leader-points > b{font:inherit;}.leader-points > span{display:flex;flex-direction:row;align-items:center;gap:5px;line-height:1.05;}.leader-points > span > span{color:var(--text);font-size:10px;font-weight:650;}.leader-points > span > small{color:var(--muted);font-size:8px;font-weight:700;letter-spacing:.08em;}.leaderboard-empty{display:grid;gap:4px;}.leaderboard-empty small{font-size:11px;}@keyframes leader-live-core{0%,100%{transform:scale(.84);opacity:.72;}50%{transform:scale(1);opacity:1;}}@keyframes leader-live-ring{0%{transform:scale(.45);opacity:.72;}78%,100%{transform:scale(1.35);opacity:0;}}@keyframes leader-live-sync{to{transform:rotate(1turn);}}@keyframes leader-row-arrive{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:translateY(0);}}@media (max-width: 720px){.leaderboard-page{padding-block:22px 32px;}.leaderboard-page .leaderboard-head{gap:10px;padding:0;}.leaderboard-title-bi{align-items:center;flex-direction:column;margin-block:10px 8px;}.leaderboard-title-bi > small{padding-inline-start:0;border-inline-start:0;font-size:.52em;}.leaderboard-description-bi{grid-template-columns:1fr;gap:5px;font-size:13px;}.leaderboard-description-bi > span[lang="ar"],
  .leaderboard-description-bi > span[lang="en"]{grid-column:1;padding-inline-start:0;border-inline-start:0;}.leaderboard-description-bi > span[lang="ar"]{grid-row:1;}.leaderboard-description-bi > span[lang="en"]{grid-row:2;}.leaderboard-back{align-self:stretch;justify-content:center;}.leaderboard-page .leader-row{grid-template-columns:30px 40px minmax(0, 1fr) auto;gap:9px;min-height:0;padding:13px;}.leaderboard-page .leader-points{grid-column:4;grid-row:1;min-width:54px;padding:8px;justify-self:end;font-size:21px;}.leaderboard-page .leader-avatar{width:40px;height:40px;}.leaderboard-page .leader-rank{width:28px;height:32px;font-size:13px;}.leaderboard-page .leader-copy h2{font-size:16px;}.leader-title{gap:4px 6px;}.leader-stars{gap:2px;}.leader-stars svg{width:13px;height:13px;}.leaderboard-page .leader-metrics{line-height:1.6;}.leaderboard-page .leader-points > span{flex-direction:column;}.leader-metrics{display:grid;gap:2px;font-size:10px;}}@media (prefers-reduced-motion: reduce){.leaderboard-live-signal::after,
  .leaderboard-live-signal > i,
  .leaderboard-page .leader-row{animation:none;}}@media (max-width:720px){header.topbar.container.student-mobile-topbar > nav{position:fixed;z-index:1000;inset-inline:auto;left:12px;right:12px;top:79px;width:auto;max-width:calc(100vw - 24px);max-height:calc(100dvh - 91px);margin:0;justify-self:stretch;grid-column:auto;grid-row:auto;grid-template-columns:repeat(2,minmax(0,1fr));transform-origin:top center;}header.topbar.container.student-mobile-topbar > nav > .nav-student-trigger{grid-column:1 / -1;}header.topbar.container.student-mobile-topbar > nav .nav-action{min-width:0;overflow:hidden;}header.topbar.container.student-mobile-topbar > nav .nav-action-label{min-width:0;overflow-wrap:anywhere;white-space:normal;}.topbar nav > .appearance-control{display:block;width:100%;}.topbar nav > .appearance-control > .appearance-toggle{width:100%;min-width:0;min-height:44px;padding:8px;justify-content:flex-start;gap:8px;}}.leaderboard-illustrative-notice{display:grid;width:fit-content;max-width:100%;gap:2px;margin:10px 0 0;padding:9px 12px;border:1px solid #c89b49;border-radius:12px;background:#fff3d9;color:#70480e;font-size:12px;font-weight:700;line-height:1.5;}.leaderboard-illustrative-notice[hidden]{display:none;}.leaderboard-illustrative-notice small{font-size:11px;}.leader-illustrative-marker{margin-inline-start:3px;color:#a36b19;font-size:.7em;font-weight:800;vertical-align:super;}.demo-students-heading{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;margin:24px 0;}.demo-students-heading h1{margin:5px 0 8px;}.demo-students-heading p{max-width:720px;margin:0;color:var(--muted);}.demo-students-status,
.demo-student-tag{display:inline-flex;align-items:center;width:max-content;padding:6px 10px;border:1px solid #c89b49;border-radius:999px;background:#fff3d9;color:#70480e;font-size:11px;font-weight:800;line-height:1.2;}.demo-students-status.is-off{border-color:var(--line);background:var(--soft);color:var(--muted);}.demo-students-control{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;margin-bottom:22px;}.demo-students-control h2{margin:0 0 6px;}.demo-students-control p{max-width:680px;margin:0;color:var(--muted);}.demo-students-list{display:grid;gap:12px;}.demo-student-card{display:grid;grid-template-columns:72px minmax(0,1fr) minmax(220px,310px);align-items:center;gap:18px;scroll-margin-top:24px;}.demo-student-photo{width:72px;height:72px;object-fit:cover;border:1px solid var(--line);border-radius:17px;}.demo-student-info{min-width:0;}.demo-student-name{display:flex;flex-wrap:wrap;align-items:center;gap:9px;}.demo-student-name h2{margin:0;font-size:19px;}.demo-student-tag{padding:4px 8px;font-size:10px;}.demo-student-info p{margin:6px 0 2px;font-size:13px;}.demo-student-info small{color:var(--muted);}.demo-student-actions{display:grid;gap:7px;}.demo-student-actions form{display:flex;flex-wrap:wrap;align-items:end;gap:7px;}.demo-student-actions label{display:grid;flex:1 1 140px;gap:3px;font-size:11px;font-weight:700;}.demo-student-actions input[type=file]{width:100%;min-width:0;font-size:11px;}.demo-student-actions .dashboard-button{min-height:38px;padding:7px 10px;font-size:12px;}@media (max-width:800px){.demo-student-card{grid-template-columns:58px minmax(0,1fr);gap:12px;}.demo-student-photo{width:58px;height:58px;border-radius:14px;}.demo-student-actions{grid-column:1 / -1;}}.landing-study-cta{row-gap:14px;}.landing-challenge-button{position:relative;display:flex;align-items:center;justify-content:center;gap:11px;width:min(100%,310px);min-height:70px;padding:7px 13px;border:2px solid #d99736;border-radius:20px;background:linear-gradient(135deg,#fff6dd 0%,#f9dc91 55%,#edbd66 100%);color:#442d19;box-shadow:0 7px 0 #8b572b,0 15px 24px rgba(21,12,4,.24),inset 0 2px rgba(255,255,255,.8);text-decoration:none;isolation:isolate;transition:transform .2s ease,box-shadow .2s ease;}.landing-challenge-button:hover{transform:translateY(-3px);box-shadow:0 10px 0 #8b572b,0 19px 28px rgba(21,12,4,.3),inset 0 2px rgba(255,255,255,.8);}.landing-challenge-button:active{transform:translateY(4px);box-shadow:0 3px 0 #8b572b,0 7px 15px rgba(21,12,4,.2);}.landing-challenge-button:focus-visible{outline:3px solid #2bafce;outline-offset:4px;}.landing-challenge-medal{width:52px;height:52px;flex:0 0 52px;filter:drop-shadow(0 3px 3px rgba(90,49,7,.2));animation:landing-challenge-glint 6s ease-in-out infinite;}.landing-challenge-medal svg{display:block;width:100%;height:100%;}.landing-challenge-copy{min-width:0;display:grid;justify-items:center;line-height:1.15;text-align:center;}.landing-challenge-copy strong{font-size:18px;font-weight:900;}.landing-challenge-copy > span{font-size:12px;font-weight:800;}.landing-challenge-copy small{margin-top:4px;font-size:10px;font-weight:700;color:#76512c;}.landing-challenge-arrow{display:grid;place-items:center;width:28px;height:28px;flex:0 0 28px;border-radius:50%;background:rgba(100,55,13,.12);font-size:20px;font-weight:900;}@keyframes landing-challenge-glint{0%,82%,100%{transform:rotate(0) scale(1);}87%{transform:rotate(-9deg) scale(1.1);}92%{transform:rotate(7deg) scale(1.04);}}.daily-challenge-page{max-width:860px;min-height:65vh;padding-block:28px 60px;}.daily-challenge-header{text-align:center;margin-bottom:22px;}.daily-challenge-kicker{display:inline-block;padding:6px 12px;border-radius:999px;background:#fff0cf;color:#825118;font-size:12px;font-weight:800;}.daily-challenge-header h1{margin:12px 0 5px;font-size:clamp(30px,5vw,45px);line-height:1.15;}.daily-challenge-header p{margin:0;color:var(--muted);font-size:14px;}.daily-challenge-grades{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:28px auto 0;}.daily-challenge-grade{display:flex;align-items:center;gap:12px;min-height:100px;padding:15px;border:1px solid var(--line);border-radius:19px;background:var(--card);color:var(--text);box-shadow:0 8px 22px rgba(17,32,36,.08);text-decoration:none;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;}.daily-challenge-grade:hover{transform:translateY(-4px);border-color:#d69d40;box-shadow:0 13px 27px rgba(17,32,36,.13);}.daily-challenge-grade:focus-visible{outline:3px solid #2bafce;outline-offset:3px;}.daily-challenge-grade-number{display:grid;place-items:center;width:45px;height:45px;flex:0 0 45px;border-radius:14px;background:linear-gradient(145deg,#ffe5a6,#eaae48);color:#633d17;font-size:23px;font-weight:900;}.daily-challenge-grade b,.daily-challenge-grade small{display:block;}.daily-challenge-grade b{font-size:18px;}.daily-challenge-grade small{margin-top:3px;font-size:11px;color:var(--muted);}.daily-challenge-grade-arrow{margin-inline-start:auto;color:#9c6d2d;font-size:24px;}.daily-challenge-switch{display:flex;justify-content:center;gap:8px;margin:0 0 18px;}.daily-challenge-switch a{min-width:90px;padding:9px 15px;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--text);font-weight:750;text-align:center;text-decoration:none;}.daily-challenge-switch a[aria-current]{border-color:#bf842d;background:#fff0cb;color:#664018;}.daily-challenge-card{position:relative;overflow:hidden;padding:clamp(18px,4vw,32px);border:1px solid var(--line);border-radius:24px;background:var(--card);box-shadow:0 16px 44px rgba(17,32,36,.1);}.daily-challenge-card-top{display:flex;justify-content:space-between;align-items:center;gap:10px;}.daily-challenge-subject,.daily-challenge-grade-tag{display:inline-block;padding:6px 10px;border-radius:999px;font-size:11px;font-weight:800;}.daily-challenge-subject{background:#e6f6ef;color:#086842;}.daily-challenge-grade-tag{background:#fff0cb;color:#7e5019;}.daily-challenge-lesson{margin:13px 0 5px;color:var(--muted);font-size:12px;}.daily-challenge-prompt{margin:0 0 19px;font-size:clamp(19px,3.3vw,27px);line-height:1.55;}.daily-challenge-image{display:block;max-width:100%;max-height:400px;width:auto;height:auto;margin:0 auto 20px;border-radius:15px;object-fit:contain;}.daily-challenge-choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:0;padding:0;border:0;}.daily-challenge-choice{display:flex;align-items:center;gap:11px;min-height:58px;padding:11px 13px;border:1.5px solid var(--line);border-radius:14px;background:var(--card);color:var(--text);cursor:pointer;line-height:1.45;transition:border-color .18s ease,background .18s ease,transform .18s ease;}.daily-challenge-choice:hover{transform:translateY(-2px);border-color:#bf842d;}.daily-challenge-choice:has(input:checked){border-color:#aa752a;background:#fff3d6;}.daily-challenge-choice:focus-within{outline:2px solid #279bbb;outline-offset:2px;}.daily-challenge-choice input{width:17px;height:17px;flex:0 0 17px;accent-color:#a97122;}.daily-challenge-choice-letter{display:grid;place-items:center;width:28px;height:28px;flex:0 0 28px;border-radius:8px;background:var(--soft);font-size:12px;font-weight:800;}.daily-challenge-choice.is-correct{border-color:#208a60;background:#e8f8ef;}.daily-challenge-choice.is-incorrect{border-color:#be6363;background:#fff0ed;}.daily-challenge-choices:disabled .daily-challenge-choice{cursor:default;transform:none;}.daily-challenge-submit,.daily-challenge-study-link{display:inline-flex;justify-content:center;align-items:center;gap:12px;min-height:48px;margin-top:20px;padding:10px 22px;border:0;border-radius:13px;background:#087c60;color:#fff;font-size:15px;font-weight:850;text-decoration:none;cursor:pointer;}.daily-challenge-submit:hover,.daily-challenge-study-link:hover{background:#06664e;}.daily-challenge-submit:disabled{opacity:.55;cursor:wait;}.daily-challenge-result{position:relative;margin-top:22px;padding:18px 20px;border:1px solid #dfac6a;border-radius:16px;background:#fff5e8;}.daily-challenge-result.is-correct{border-color:#48a87d;background:#ebf9f0;}.daily-challenge-result h3{position:relative;z-index:1;margin:0 0 10px;font-size:20px;}.daily-challenge-result p{position:relative;z-index:1;margin:0 0 10px;}.daily-challenge-explanation{position:relative;z-index:1;line-height:1.7;}.daily-challenge-study-link{position:relative;z-index:1;margin-top:16px;background:#153f52;}.daily-challenge-celebration{position:absolute;inset:0 0 auto auto;width:150px;height:90px;color:#e8a52d;font-size:30px;pointer-events:none;opacity:0;}.daily-challenge-celebration span{display:inline-block;font-size:46px;}.daily-challenge-celebration.is-playing{animation:daily-challenge-celebrate 1.6s ease-out forwards;}@keyframes daily-challenge-celebrate{0%{transform:translateY(35px) scale(.4) rotate(-18deg);opacity:0;}30%{opacity:1;}65%{transform:translateY(-20px) scale(1.15) rotate(10deg);opacity:1;}100%{transform:translateY(-35px) scale(1) rotate(0);opacity:0;}}.daily-challenge-footnote{margin:14px auto 0;color:var(--muted);font-size:11px;text-align:center;}.daily-challenge-refresh{margin:15px 0 0;padding:12px 15px;border:1px solid #d9ad63;border-radius:12px;background:#fff1d4;color:#704611;font-size:13px;font-weight:700;text-align:center;}.daily-challenge-refresh a{margin-inline-start:7px;color:inherit;text-decoration:underline;}.daily-challenge-refresh[hidden]{display:none;}.daily-challenge-error{margin-top:12px;color:#ab3030;font-size:13px;font-weight:700;}.daily-challenge-empty{text-align:center;}@media (max-width:700px){.daily-challenge-grades{grid-template-columns:1fr;max-width:420px;}.daily-challenge-grade{min-height:78px;}.daily-challenge-choices{grid-template-columns:1fr;}}@media (max-width:600px){.landing-challenge-button{width:min(100%,280px);min-height:65px;}.landing-challenge-medal{width:45px;height:45px;flex-basis:45px;}.daily-challenge-page{padding-block:20px 48px;}.daily-challenge-card{border-radius:18px;}.daily-challenge-switch a{min-width:0;flex:1;}}@media (prefers-reduced-motion:reduce){.landing-challenge-medal,.daily-challenge-celebration.is-playing{animation:none!important;}.landing-challenge-button,.daily-challenge-grade,.daily-challenge-choice{transition:none;}}body.landing-shell:has(.home-challenge-section){height:auto;min-height:100dvh;grid-template-rows:auto minmax(min-content,1fr) auto;overflow-x:hidden;overflow-y:auto;}.landing-shell:has(.home-challenge-section) .app-viewport-content{overflow:visible;}.landing-page:has(.home-challenge-section){height:auto;min-height:100%;grid-template-rows:auto auto auto;align-content:start;gap:0;overflow:visible;}.home-challenge-section{position:relative;z-index:3;padding-block:24px 16px;}.home-challenge-heading{display:flex;justify-content:center;align-items:center;gap:10px;margin:0 auto 16px;text-align:center;}.home-challenge-heading-icon{display:grid;place-items:center;width:42px;height:42px;flex:0 0 42px;border-radius:14px;background:linear-gradient(145deg,#ffe8a4,#e6a743);color:#6b4316;box-shadow:0 4px 0 #966527;font-size:26px;}.home-challenge-heading h2{margin:0;font-size:clamp(21px,3vw,28px);line-height:1.2;}.home-challenge-heading p{margin:3px 0 0;color:var(--muted);font-size:12px;}.home-challenge-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch;gap:14px;}.home-challenge-card{position:relative;min-width:0;padding:16px;border:1.5px solid #d49a41;border-radius:20px;background:var(--card);box-shadow:0 7px 0 color-mix(in srgb,#a56c29 38%,transparent),0 13px 25px rgba(45,31,13,.11);}.home-challenge-card-head{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:9px;}.home-challenge-grade{padding:6px 12px;border-radius:10px;background:linear-gradient(135deg,#ffe6a8,#efbe61);color:#573914;font-weight:900;font-size:14px;}.home-challenge-sparkle{color:#d49a37;font-size:20px;}.home-challenge-subject{margin:0 0 5px;color:var(--muted);font-size:11px;font-weight:750;}.home-challenge-question{margin:0 0 13px;color:var(--text);font-size:clamp(15px,1.5vw,18px);line-height:1.5;overflow-wrap:anywhere;}.home-challenge-image{display:block;width:auto;height:auto;max-width:100%;max-height:160px;margin:0 auto 13px;border-radius:10px;object-fit:contain;}.home-challenge-choices{display:grid;gap:7px;min-width:0;margin:0;padding:0;border:0;}.home-challenge-choice{min-height:42px;padding:7px 9px;gap:8px;border-radius:10px;font-size:12px;overflow-wrap:anywhere;}.home-challenge-choice input{width:15px;height:15px;flex-basis:15px;}.home-challenge-choice .daily-challenge-choice-letter{width:23px;height:23px;flex-basis:23px;font-size:10px;}.home-challenge-choices:disabled .home-challenge-choice{cursor:default;transform:none;}.home-challenge-submit{width:100%;min-height:41px;margin-top:11px;border-radius:10px;font-size:13px;}.home-challenge-result{margin-top:13px;padding:12px;font-size:12px;}.home-challenge-result h4{position:relative;z-index:1;margin:0 0 8px;font-size:15px;}.home-challenge-result .daily-challenge-study-link{min-height:36px;margin-top:10px;padding:7px 12px;font-size:12px;}.home-challenge-refresh{margin-top:12px;}.home-challenge-empty{margin:20px 0;color:var(--muted);font-size:13px;}@media (max-width:900px){.home-challenge-grid{gap:9px;}.home-challenge-card{padding:11px;}}@media (max-width:700px){.home-challenge-section{padding-block:17px 18px;}.home-challenge-grid{grid-template-columns:1fr;max-width:520px;margin-inline:auto;gap:12px;}.home-challenge-heading p{max-width:270px;}.home-challenge-card{padding:14px;}.home-challenge-question{font-size:16px;}}.daily-challenge-page{position:relative;isolation:isolate;max-width:1160px;min-height:calc(100dvh - 160px);padding-block:25px 64px;}.daily-challenge-page::before{content:"";position:fixed;z-index:-1;inset:0;pointer-events:none;background:radial-gradient(circle at 15% 30%,rgba(242,80,162,.25),transparent 34%),radial-gradient(circle at 80% 16%,rgba(45,197,224,.23),transparent 35%),radial-gradient(circle at 68% 80%,rgba(119,84,244,.3),transparent 40%),#10132e;}.daily-challenge-page--grade-1::before{background:radial-gradient(circle at 12% 30%,rgba(255,111,142,.5),transparent 35%),radial-gradient(circle at 80% 12%,rgba(255,197,77,.32),transparent 35%),linear-gradient(140deg,#45113f,#791c62 52%,#241344);}.daily-challenge-page--grade-2::before{background:radial-gradient(circle at 12% 25%,rgba(39,231,213,.4),transparent 37%),radial-gradient(circle at 84% 74%,rgba(53,122,251,.5),transparent 40%),linear-gradient(140deg,#063b5c,#0b4b82 55%,#102454);}.daily-challenge-page--grade-3::before{background:radial-gradient(circle at 13% 79%,rgba(137,84,255,.55),transparent 38%),radial-gradient(circle at 84% 16%,rgba(232,76,220,.42),transparent 42%),linear-gradient(140deg,#211455,#43317d 50%,#160f41);}.daily-challenge-page::after{content:"";position:fixed;z-index:-1;inset:0;pointer-events:none;opacity:.28;background-image:radial-gradient(circle,#fff 1px,transparent 2px);background-size:68px 68px;}.daily-challenge-header{position:relative;margin-bottom:24px;color:#fff;}.daily-challenge-header h1{margin-top:18px;color:#fff;text-shadow:0 4px 18px rgba(0,0,0,.25);}.daily-challenge-header p{color:#e5e5fa;}.daily-challenge-kicker{border:1px solid rgba(255,255,255,.42);background:rgba(255,255,255,.13);color:#fff1b9;backdrop-filter:blur(8px);}.daily-challenge-back{position:absolute;inset-block-start:0;inset-inline-start:0;padding:8px 12px;border:1px solid rgba(255,255,255,.4);border-radius:10px;color:#fff;background:rgba(255,255,255,.1);font-size:12px;font-weight:800;text-decoration:none;}.daily-challenge-back:hover{background:rgba(255,255,255,.2);}.daily-challenge-grades{gap:16px;margin-top:30px;}.daily-challenge-grade{position:relative;min-height:380px;display:flex;flex-direction:column;justify-content:flex-end;align-items:flex-start;gap:0;padding:25px;overflow:hidden;border:2px solid rgba(255,255,255,.42);border-radius:28px;color:#fff;box-shadow:0 20px 35px rgba(3,4,25,.3),inset 0 1px rgba(255,255,255,.35);}.daily-challenge-grade--1{background:radial-gradient(circle at 83% 19%,rgba(255,236,173,.75),transparent 27%),linear-gradient(155deg,#ff8887,#ec537f 50%,#bb3a86);}.daily-challenge-grade--2{background:radial-gradient(circle at 83% 18%,rgba(177,255,234,.72),transparent 28%),linear-gradient(155deg,#25c8d5,#1596c5 50%,#3068ad);}.daily-challenge-grade--3{background:radial-gradient(circle at 80% 18%,rgba(249,172,255,.7),transparent 28%),linear-gradient(155deg,#ae79f9,#8053d2 50%,#4f44b3);}.daily-challenge-grade::before{content:"";position:absolute;inset:-70px -80px auto auto;width:270px;height:270px;border:2px solid rgba(255,255,255,.23);border-radius:50%;box-shadow:0 0 0 50px rgba(255,255,255,.06),0 0 0 105px rgba(255,255,255,.04);}.daily-challenge-grade:hover{transform:translateY(-7px);border-color:#fff;box-shadow:0 26px 45px rgba(3,4,25,.39);}.daily-challenge-grade-glow{position:absolute;top:24px;inset-inline-end:25px;font-size:70px;line-height:1;color:rgba(255,255,255,.84);text-shadow:0 0 20px rgba(255,255,255,.75);}.daily-challenge-grade-number{position:absolute;z-index:0;top:42px;inset-inline-start:13px;width:auto;height:auto;border-radius:0;background:none;color:rgba(255,255,255,.23);font-size:clamp(105px,15vw,165px);font-weight:1000;line-height:1;}.daily-challenge-grade-name{position:relative;z-index:1;display:block;margin-bottom:20px;}.daily-challenge-grade-name b{display:block;color:#fff;font-size:clamp(31px,4vw,49px);font-weight:1000;line-height:1.12;}.daily-challenge-grade-name small{display:block;margin-top:6px;color:rgba(255,255,255,.92);font-size:15px;font-weight:800;}.daily-challenge-grade-action{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;width:100%;padding:10px 14px;border-radius:12px;background:rgba(255,255,255,.92);color:#26345e;font-size:13px;font-weight:900;}.daily-challenge-grade-action span{font-size:19px;}.daily-challenge-switch a{border-color:rgba(255,255,255,.43);background:rgba(255,255,255,.15);color:#fff;backdrop-filter:blur(8px);}.daily-challenge-switch a[aria-current]{border-color:#fff;background:#fff;color:#20315d;}.daily-challenge-card{max-width:900px;margin-inline:auto;border:2px solid rgba(255,255,255,.85);background:#fff;color:#19233d;box-shadow:0 24px 60px rgba(4,6,37,.4),0 0 0 8px rgba(255,255,255,.08);}.daily-challenge-page--grade-1 .daily-challenge-card{border-top:7px solid #ff738b;}.daily-challenge-page--grade-2 .daily-challenge-card{border-top:7px solid #23cdd5;}.daily-challenge-page--grade-3 .daily-challenge-card{border-top:7px solid #9b71f4;}.daily-challenge-prompt,.daily-challenge-choice{color:#19233d;}.daily-challenge-choice{border-color:#cad2df;background:#fff;}.daily-challenge-choice-letter{background:#edf0f7;}.daily-challenge-lesson{color:#58647d;}.daily-challenge-footnote{color:#e5e5fa;}.daily-challenge-refresh{max-width:900px;margin-inline:auto;}@media (max-width:700px){.daily-challenge-page{padding-block:18px 42px;}.daily-challenge-back{position:static;display:inline-flex;margin-bottom:13px;}.daily-challenge-header h1{margin-top:12px;}.daily-challenge-grades{grid-template-columns:1fr;max-width:520px;gap:13px;}.daily-challenge-grade{min-height:185px;padding:18px;}.daily-challenge-grade-number{top:10px;font-size:105px;}.daily-challenge-grade-glow{top:9px;font-size:48px;}.daily-challenge-grade-name{margin-bottom:13px;}.daily-challenge-grade-name b{font-size:29px;}.daily-challenge-grade-name small{font-size:12px;}.daily-challenge-card{border-radius:20px;}}.challenge-fireworks{position:fixed;z-index:10000;inset:0;overflow:hidden;pointer-events:none;background:rgba(6,8,29,.8);animation:challenge-fireworks-fade 2s linear forwards;}.challenge-fireworks canvas{display:block;width:100%;height:100%;}.challenge-fireworks__title{position:absolute;top:50%;left:50%;width:90%;transform:translate(-50%,-50%);color:#fff;font-size:clamp(35px,8vw,80px);font-weight:1000;text-align:center;text-shadow:0 0 18px #ffcb59,0 6px 28px #4d2c92;animation:challenge-fireworks-title 2s ease-out both;}@keyframes challenge-fireworks-fade{0%,73%{opacity:1;}100%{opacity:0;}}@keyframes challenge-fireworks-title{0%{opacity:0;transform:translate(-50%,-50%) scale(.55);}20%,70%{opacity:1;transform:translate(-50%,-50%) scale(1);}100%{opacity:0;transform:translate(-50%,-50%) scale(1.15);}}@media (prefers-reduced-motion:reduce){.daily-challenge-grade{transition:none;}.challenge-fireworks,.challenge-fireworks__title{animation:none;}}html[data-theme] body.challenge-shell{display:block;min-height:100svh;background:#10132e;overflow-x:hidden;overflow-y:auto;}.challenge-shell .app-viewport-content{min-height:100svh;overflow:visible;}.challenge-shell .daily-challenge-page{width:min(1120px,calc(100% - 32px));max-width:none;min-height:100svh;margin-inline:auto;padding:clamp(22px,3.4vw,44px) 0 72px;box-sizing:border-box;}.challenge-shell .daily-challenge-header{margin-bottom:clamp(24px,3vw,36px);padding-top:62px;}.challenge-shell .daily-challenge-header h1{margin-top:15px;font-size:clamp(34px,4vw,48px);line-height:1.12;}.challenge-shell .daily-challenge-header p{max-width:52ch;margin-inline:auto;line-height:1.5;}.challenge-shell .daily-challenge-header .daily-challenge-back{position:absolute;inset-inline-start:auto;inset-inline-end:auto;inset:0 auto auto 0;display:grid;place-items:center;width:48px;height:48px;margin:0;padding:0;border:1px solid rgba(255,255,255,.45);border-radius:14px;background:rgba(255,255,255,.12);box-shadow:0 8px 22px rgba(9,10,40,.18);backdrop-filter:blur(8px);transition:background .2s ease,transform .2s ease;}.challenge-shell .daily-challenge-back svg{width:27px;height:27px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}.challenge-shell .daily-challenge-back:is(:hover,:focus-visible){background:rgba(255,255,255,.23);transform:translateX(-2px);}.challenge-shell .daily-challenge-back:focus-visible{outline:3px solid #fff0b4;outline-offset:3px;}.challenge-shell .daily-challenge-grades{width:100%;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(14px,2vw,22px);margin-top:0;}.challenge-shell .daily-challenge-grade{min-height:clamp(270px,27vw,350px);box-sizing:border-box;}.challenge-shell .daily-challenge-card{max-width:920px;padding:clamp(22px,3vw,36px);}.challenge-shell .daily-challenge-page::before,
.challenge-shell .daily-challenge-page::after{position:absolute;inset:0 auto 0 50%;width:100vw;height:auto;transform:translateX(-50%);}html[data-theme] body.challenge-shell .daily-challenge-footnote{color:#e3e6fa!important;font-size:12px;line-height:1.5;}@media (max-width:700px){.challenge-shell .daily-challenge-page{width:min(520px,calc(100% - 28px));padding-top:20px;padding-bottom:48px;}.challenge-shell .daily-challenge-header{padding-top:58px;}.challenge-shell .daily-challenge-header h1{font-size:clamp(30px,8vw,40px);}.challenge-shell .daily-challenge-grades{grid-template-columns:1fr;gap:14px;}.challenge-shell .daily-challenge-grade{min-height:180px;}.challenge-shell .daily-challenge-card{padding:20px 18px;}.challenge-shell .daily-challenge-choices{grid-template-columns:1fr;}}@media (prefers-reduced-motion:reduce){.challenge-shell .daily-challenge-back{transition:none;}}.landing-hero-visual.is-complete .landing-challenge-picture{animation:landing-challenge-gentle-sway 5.6s ease-in-out infinite;}@keyframes landing-challenge-gentle-sway{0%,100%{transform:rotate(-1.5deg);}50%{transform:rotate(1.1deg);}}@media (prefers-reduced-motion:reduce){.landing-hero-visual.is-complete .landing-challenge-picture{animation:none;}}@media (max-width:480px){.landing-hero{margin-top:-24px;}}.challenge-shell .daily-challenge-header{padding-top:0;}.challenge-shell .daily-challenge-heading-row{display:grid;grid-template-columns:48px minmax(0,1fr) 48px;align-items:center;gap:12px;min-height:48px;direction:ltr;}.challenge-shell .daily-challenge-heading-row::after{content:"";}.challenge-shell .daily-challenge-heading-row .daily-challenge-back{position:static;grid-column:1;}.challenge-shell .daily-challenge-heading-row h1{grid-column:2;margin:0;min-width:0;text-align:center;font-size:clamp(25px,4vw,46px);letter-spacing:-.025em;}.challenge-shell .daily-challenge-header p{margin-top:10px;}.challenge-shell .daily-challenge-card{text-align:start;}.challenge-shell .daily-challenge-lesson,
.challenge-shell .daily-challenge-prompt,
.challenge-shell .daily-challenge-choice > span:last-child,
.challenge-shell .daily-challenge-result{text-align:start;}.challenge-shell .daily-challenge-choice > span:last-child{flex:1;min-width:0;}.challenge-shell .daily-challenge-choice input[type="radio"]{appearance:none;-webkit-appearance:none;display:block;width:18px;height:18px;flex:0 0 18px;margin:0;padding:0;border:1.5px solid #68758a;border-radius:50%;background:#fff;box-shadow:none;cursor:pointer;}.challenge-shell .daily-challenge-choice input[type="radio"]:checked{border-color:#087c60;background:#087c60;box-shadow:inset 0 0 0 4px #fff;}.challenge-shell .daily-challenge-choice input[type="radio"]:focus-visible{outline:2px solid #087c60;outline-offset:3px;}.challenge-shell .daily-challenge-page::after{top:-164px;bottom:0;height:auto;opacity:.62;background-image:radial-gradient(circle,rgba(255,255,255,.055) 0 4px,rgba(255,255,255,.34) 5px 6px,transparent 7px),
    radial-gradient(circle,rgba(255,255,255,.045) 0 7px,rgba(255,255,255,.25) 8px 9px,transparent 10px);background-size:82px 82px,164px 164px;background-position:0 0,41px 41px;animation:challenge-bubbles-drift 28s linear infinite;will-change:transform;}@keyframes challenge-bubbles-drift{from{transform:translate(-50%,0);}to{transform:translate(-50%,164px);}}@media (max-width:700px){.challenge-shell .daily-challenge-header{padding-top:0;}.challenge-shell .daily-challenge-heading-row{grid-template-columns:44px minmax(0,1fr) 44px;gap:7px;}.challenge-shell .daily-challenge-heading-row .daily-challenge-back{width:44px;height:44px;}.challenge-shell .daily-challenge-heading-row h1{font-size:clamp(23px,6.6vw,32px);}}@media (prefers-reduced-motion:reduce){.challenge-shell .daily-challenge-page::after{animation:none;will-change:auto;}}}@layer appearance{html[data-home-static],body.landing-shell,body.landing-shell *,body.landing-shell *::before,body.landing-shell *::after{animation:none!important;transition:none!important;scroll-behavior:auto!important;}body.landing-shell .landing-action:is(:hover,:focus-visible,:active),
body.landing-shell .landing-action:is(:hover,:focus-visible,:active) .landing-action__icon svg,
body.landing-shell .landing-action--game:active .landing-action__icon--game img{transform:none!important;}:root,
:root[data-theme="dark"]{color-scheme:dark;--bg:#151b24;--card:#1e2834;--soft:#273442;--text:#eaf0f5;--heading:#f7fafc;--muted:#b7c4d0;--line:rgba(210,226,239,.32);--brand:#f4f8fb;--on-brand:#151b24;--brand-dark:#e3edf4;--brand-soft:#c9d8e3;--accent:#f4f8fb;--chalk:#d4e3ed;--chalk-dim:rgba(220,234,244,.7);--chalk-faint:rgba(220,234,244,.1);--board:#151b24;--board-raised:#1e2834;--board-soft:#273442;--success:#63d69d;--danger:#ff858b;--on-danger:#151b24;--warning:#f4d06f;--shadow:0 18px 42px rgba(0,0,0,.42), inset 0 1px 0 rgba(255,255,255,.04);--zakkerha-logo-color:#2166f3;--landing-challenge-highlight:#ad5881;}body.landing-shell{--home-card-gap:clamp(16px, 2.5vw, 28px);--home-game-card-height:112px;}html[data-theme] body.landing-shell .landing-page{gap:var(--home-card-gap);padding-block:clamp(16px, 3svh, 28px) 0;}.landing-page .landing-hero{padding-top:0;}.landing-page .landing-hero-visual{width:var(--home-desktop-width, min(1000px, calc(100% - 32px), max(520px, calc((100svh - 270px) * 2.08))));}.landing-page .landing-actions{width:var(--home-desktop-width, min(760px, calc(100% - 32px)));display:grid;grid-template-columns:repeat(3, minmax(0, 1fr));gap:var(--home-card-gap);margin:0 auto;direction:ltr;}.landing-page .landing-action{--landing-action-edge:var(--landing-desk-bottom);--landing-action-depth:var(--landing-desk-bottom);--landing-action-shadow:rgba(25, 60, 80, .25);--landing-action-top:var(--landing-desk-bottom);--landing-action-center:var(--landing-desk-mid);position:relative;min-width:0;min-height:106px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:9px 10px;border:1px solid var(--landing-action-edge);border-radius:17px;background:repeating-linear-gradient(0deg, transparent 0 9px, rgba(5,29,48,.08) 10px, transparent 11px 19px), linear-gradient(125deg,var(--landing-action-top),var(--landing-action-center) 52%,var(--landing-action-top));color:#fff;box-shadow:0 3px 0 var(--landing-action-depth), 0 11px 22px var(--landing-action-shadow), inset 0 1px 0 rgba(255,255,255,.24);text-decoration:none;text-align:center;}.landing-page .landing-action--exams{--landing-action-edge:color-mix(in srgb, var(--zakkerha-logo-color) 72%, #000);--landing-action-depth:color-mix(in srgb, var(--zakkerha-logo-color) 56%, #000);--landing-action-shadow:color-mix(in srgb, var(--zakkerha-logo-color) 25%, transparent);--landing-action-top:color-mix(in srgb, var(--zakkerha-logo-color) 84%, #000);--landing-action-center:var(--zakkerha-logo-color);}html[data-theme] body.landing-shell .landing-page .landing-action>.landing-action__free{display:block;position:absolute;top:9px;left:12px;margin:0;padding:0;border:0;border-radius:0;background:none;color:#fff;font-size:10px;opacity:1;line-height:1.2;font-weight:500;letter-spacing:.015em;white-space:nowrap;box-shadow:none;text-shadow:none;filter:none;pointer-events:none;}.landing-page .landing-action--challenge{--landing-action-edge:#783659;--landing-action-depth:#54233f;--landing-action-shadow:rgba(91, 30, 67, .25);--landing-action-top:#873f67;--landing-action-center:var(--landing-challenge-highlight);}.landing-page .landing-actions .landing-action--game{grid-column:1 / -1;min-height:var(--home-game-card-height,112px);padding:0;overflow:hidden;isolation:isolate;--landing-action-edge:#721622;--landing-action-depth:#480b15;--landing-action-shadow:rgba(112, 15, 33, .28);--landing-action-top:#8d192c;--landing-action-center:#b62b41;}.landing-page .landing-action__icon{width:46px;height:46px;flex:0 0 46px;display:grid;place-items:center;border:0;border-radius:0;background:none;box-shadow:none;color:#f5fcff;}.landing-page .landing-action__icon svg{width:37px;height:37px;stroke:currentColor;stroke-width:2.1;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 4px 6px rgba(5,25,46,.22));transform-origin:center;}.landing-page .landing-action--game .landing-action__icon--game{position:absolute;inset:0;width:100%;height:110px;flex:none;pointer-events:none;}.landing-page .landing-action__icon--game img{display:block;width:100%;max-width:100%;height:110px;object-fit:contain;object-position:center bottom;}.landing-page .landing-action--game .landing-action__copy{position:absolute;inset:9px 0 auto;z-index:1;min-height:0;align-content:center;pointer-events:none;}.landing-page .landing-action--game .landing-action__copy strong[lang="en"]{display:block;}.landing-page .landing-action__copy{width:100%;min-width:0;display:grid;justify-items:center;gap:3px;line-height:1.3;text-align:center;}.landing-page .landing-action__copy strong{color:#fff;font-family:"Segoe UI", Tahoma, Arial, sans-serif;font-size:clamp(14px, 1.5vw, 18px);font-weight:800;white-space:nowrap;}.landing-page .landing-action__copy small{margin:0;color:#e8f3ff;font-size:clamp(11px, 1vw, 13px);font-weight:650;opacity:1;white-space:nowrap;}@media (hover:hover) and (pointer:fine){.landing-page .landing-action:hover{border-color:rgba(235,251,255,.88);box-shadow:0 5px 0 var(--landing-action-depth), 0 15px 25px var(--landing-action-shadow), inset 0 1px 0 rgba(255,255,255,.34);filter:brightness(1.07);}.landing-page .landing-action:hover .landing-action__icon svg{animation:none;filter:drop-shadow(0 7px 10px rgba(5,25,46,.32));}}.landing-page .landing-action:focus-visible .landing-action__icon svg{animation:none;filter:drop-shadow(0 7px 10px rgba(5,25,46,.32));}.landing-page .landing-action:focus-visible{outline:3px solid #72dbe6;outline-offset:4px;}.landing-page .landing-action:active{box-shadow:0 1px 0 var(--landing-action-depth), 0 5px 12px var(--landing-action-shadow);}@media (min-width: 1024px){body.landing-shell{--home-desktop-width:min(1000px, calc(100% - 48px));--home-card-gap:32px;--home-game-card-height:156px;}.landing-page .landing-action{min-height:148px;padding:16px 18px;gap:8px;border-radius:20px;}.landing-page .landing-action__icon{width:56px;height:56px;flex-basis:56px;}.landing-page .landing-action__icon svg{width:44px;height:44px;}.landing-page .landing-action__copy{gap:4px;}.landing-page .landing-action__copy strong{font-size:22px;}.landing-page .landing-action__copy small{font-size:14px;}html[data-theme] body.landing-shell .landing-page .landing-action>.landing-action__free{top:12px;left:16px;font-size:11px;}.landing-page .landing-action--game .landing-action__icon--game,
  .landing-page .landing-action__icon--game img{height:calc(var(--home-game-card-height) - 2px);}.landing-page .landing-action--game .landing-action__copy{inset-block-start:12px;}}@media (max-width: 760px){.landing-page .landing-hero{padding-top:0;}.landing-page .landing-hero-visual{width:min(440px, calc(100% - 24px));}.landing-page .landing-actions{width:min(440px, calc(100% - 24px));}body.landing-shell{--home-card-gap:16px;}.landing-page .landing-action{min-height:91px;flex-direction:column;gap:5px;padding:18px 3px 8px;border-radius:14px;text-align:center;}html[data-theme] body.landing-shell .landing-page .landing-action>.landing-action__free{top:6px;left:8px;font-size:9px;}.landing-page .landing-action__icon{width:35px;height:35px;flex-basis:35px;}.landing-page .landing-action__icon svg{width:29px;height:29px;}.landing-page .landing-action--game .landing-action__copy{inset-block-start:8px;}.landing-page .landing-action__copy{width:100%;justify-items:center;gap:2px;text-align:center;}.landing-page .landing-action__copy strong{font-size:clamp(11px, 3.4vw, 15px);}.landing-page .landing-action__copy small{font-size:clamp(8px, 2.5vw, 11px);}html[lang="ar"] .landing-page .landing-action__copy small[lang="en"],
  html[lang="en"] .landing-page .landing-action__copy strong[lang="ar"]{display:block;}}@media (max-width: 340px){.landing-page .landing-actions{width:calc(100% - 16px);}body.landing-shell{--home-card-gap:16px;}.landing-page .landing-action{padding-inline:2px;}.landing-page .landing-action__copy strong{font-size:11px;}.landing-page .landing-action__copy small{font-size:8px;}}@media (prefers-reduced-motion: reduce){.landing-page .landing-action{transition:none;}.landing-page .landing-action__icon svg{animation:none;transition:none;}.landing-page .landing-action:is(:hover,:focus-visible,:active) .landing-action__icon svg{transform:none;}}html[data-theme="dark"] .landing-page .button-30{--button-30-bg:#202326;--button-30-text:#fffef6;--button-30-inset:#080a09;--button-30-shadow:rgba(0,0,0,.7);--button-30-shadow-soft:rgba(0,0,0,.5);}html[data-theme="chalk-light"][data-palette="white"] .landing-page .button-30{--button-30-bg:#fcfcfd;--button-30-text:#36395a;--button-30-inset:#fcfcfd;--button-30-shadow:rgba(45,35,66,.4);--button-30-shadow-soft:rgba(45,35,66,.3);}html[data-theme="chalk-light"][data-palette="blue"] .landing-page .button-30{--button-30-bg:#e9f8ff;--button-30-text:#164e68;--button-30-inset:#e9f8ff;--button-30-shadow:rgba(20,86,115,.38);--button-30-shadow-soft:rgba(20,86,115,.27);}html[data-theme="chalk-light"][data-palette="pink"] .landing-page .button-30{--button-30-bg:#fff0f6;--button-30-text:#6e2948;--button-30-inset:#fff0f6;--button-30-shadow:rgba(116,35,72,.38);--button-30-shadow-soft:rgba(116,35,72,.27);}html[data-theme="chalk-light"]:is([data-palette="white"],[data-palette="blue"],[data-palette="pink"]) .landing-page .button-30,
html[data-theme="chalk-light"]:is([data-palette="white"],[data-palette="blue"],[data-palette="pink"]) .landing-page .button-30 strong,
html[data-theme="chalk-light"]:is([data-palette="white"],[data-palette="blue"],[data-palette="pink"]) .landing-page .button-30 small{--button-30-text:#111214;color:#111214;opacity:1;}html{min-height:100%;background:var(--bg);}body,
body.admin-bg,
body.auth-bg{color:var(--text);background:transparent;}::selection{background:var(--chalk);color:var(--board);}*{scrollbar-color:rgba(255,255,245,.68) #151816;}*::-webkit-scrollbar{width:11px;height:11px;}*::-webkit-scrollbar-track{background:#151816;}*::-webkit-scrollbar-thumb{border:3px solid #151816;border-radius:999px;background:rgba(255,255,245,.68);}.site-academic-pattern{color:var(--chalk);opacity:.12;filter:none;}h1,
h2,
h3,
h4,
h5,
h6{color:var(--heading);text-shadow:0 0 1px rgba(255,255,255,.46),0 0 8px rgba(255,255,255,.035);}.brand,
.kicker,
.eyebrow{text-shadow:0 0 1px rgba(255,255,255,.46),0 0 8px rgba(255,255,255,.035);}.direct-question-heading h2,
.focused-exam-question-heading h2,
.unit-exam-question-heading h2,
.lesson-exam-entry h2,
.map-perfect-celebration h2,
.student-selection-heading h1,
.student-unit-copy h2,
.curriculum-heading h1,
.admin-section-title h2,
.lesson-editor-hero h1{color:var(--heading);}.lesson-exam-entry p,
.direct-question-card p,
.focused-exam-question p,
.unit-exam-question p,
.student-unit-copy p,
.curriculum-heading p,
.lesson-editor-hero p{color:var(--muted);}p,
small,
label,
dt,
.hint{color:var(--muted);}html body .daily-challenge-page .daily-challenge-header :is(h1,p){color:#fff;text-shadow:none;}html body .daily-challenge-page .daily-challenge-grade :is(b,small){color:#fff;text-shadow:none;}html body .daily-challenge-page .daily-challenge-card :is(h2,h3,h4,label){color:#19233d;text-shadow:none;}html body .daily-challenge-page .daily-challenge-card p{color:#58647d;}html body .daily-challenge-page .daily-challenge-result p{color:#19233d;}a,
button{-webkit-tap-highlight-color:transparent;}:focus-visible:not([tabindex="-1"]){outline:2px dashed var(--chalk);outline-offset:4px;}.topbar{border-color:var(--line);background:var(--bg);box-shadow:none;backdrop-filter:none;}.topbar::after{height:1px;background:var(--line);box-shadow:none;}.footer::before{height:1px;background:linear-gradient(90deg,transparent,var(--chalk-dim) 12%,var(--chalk-dim) 88%,transparent);box-shadow:0 1px 0 rgba(255,255,255,.08);}.brand,
.brand small,
.nav-action,
.nav-action-label{color:var(--chalk);}.logo{background:transparent;}.nav-action-icon{stroke:var(--chalk);}.topbar nav .nav-action,
.mobile-menu-toggle,
.mobile-header-language{border-color:transparent;background:transparent;color:var(--chalk);}.topbar nav .nav-action:hover,
.topbar nav .nav-action:focus-visible,
.mobile-menu-toggle:hover{border-color:var(--line);background:rgba(255,255,255,.07);box-shadow:0 0 18px rgba(255,255,255,.06);}html[data-theme] .topbar nav button.share-nav-button,
html[data-theme] .topbar nav button.share-nav-button:is(:hover,:focus,:focus-visible,:active),
html[data-theme] .topbar nav button.share-nav-button.is-shared{appearance:none;border:0;outline:0;background:transparent;background-image:none;box-shadow:none;cursor:pointer;}html[data-theme] .topbar nav button.share-nav-button:is(:hover,:focus,:focus-visible,:active) .nav-action-icon{color:var(--muted);transform:translateY(-1px);}html[data-theme] .topbar nav button.share-nav-button:is(:hover,:focus-visible){background:rgba(255,255,255,.07);box-shadow:0 0 18px color-mix(in srgb,var(--muted) 24%,transparent);}html[data-theme="chalk-light"] .topbar nav button.share-nav-button:is(:hover,:focus-visible){background:color-mix(in srgb,var(--heading) 8%,transparent);}html[data-theme] .topbar nav button.share-nav-button.is-shared .nav-action-icon{color:var(--muted);}.mobile-menu-toggle span{background:var(--chalk);}.footer{border-color:var(--line);color:var(--muted);}.footer a:hover{color:var(--chalk);text-decoration:none;}:where(
  .subject-card,.grade-card,.progress-box,.features article,.lesson-list a,
  .admin-card,.stats article,.dashboard-stats article,.subscription-card,
  .auth-card,.contact-card,.legal-card,
  .student-command-center,.student-profile-hero,.saved-profile-card,
  .curriculum-card,.student-selection-heading,.student-unit-link,
  .direct-question-card,.focused-exam-question,.focused-result,
  .focused-review-card,.lesson-exam-entry,.unit-exam-hero,.unit-exam-question,
  .unit-exam-result,.unit-review-card,.map-final-summary,.map-review-card,
  .lesson-editor-hero,.admin-record-card,.admin-message-card,.scan-section-card,
  .scan-source-card,.scan-editor-card,.scan-upload-card,.scan-convert-card
){border-color:var(--line);background:linear-gradient(145deg,rgba(255,255,255,.028),transparent 44%),var(--board-raised);box-shadow:var(--shadow);}:where(
  .subject-card,.grade-card,.lesson-list a,.curriculum-card,.student-unit-link,
  .direct-question-card,.focused-exam-question,.unit-exam-question,.admin-card,
  .auth-card,.contact-card,.legal-card
){position:relative;}:where(.subject-card,.grade-card,.lesson-list a,.curriculum-card,.student-unit-link):hover{border-color:rgba(255,255,245,.92);background:linear-gradient(145deg,rgba(255,255,255,.055),transparent 45%),#151916;box-shadow:0 20px 45px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,245,.1);}.home-choice-heading h1,
.home-choice-heading p,
.personalised-heading,
.motion-name{color:var(--chalk);}.home-step-pill,
.card-grade-label,
.free-badge,
.status,
.payment-status,
.student-curriculum-path strong,
.curriculum-breadcrumb strong{border:1px solid var(--line);background:rgba(255,255,255,.07);color:var(--chalk);}.home-subjects .subject-card{--shadow:none;border:1px solid color-mix(in srgb, var(--accent) 42%, transparent);background:radial-gradient(circle at 18% 18%,rgba(255,255,255,.035),transparent 34%),
    var(--board-raised);box-shadow:rgba(0, 0, 0, 0.25) 0px 0.0625em 0.0625em,
    rgba(0, 0, 0, 0.25) 0px 0.125em 0.5em,
    rgba(255, 255, 255, 0.1) 0px 0px 0px 1px inset;transition:border-color .25s ease, box-shadow .25s ease, transform .25s ease;}.home-subjects .subject-card:hover,
.home-subjects .subject-card:focus-visible{border-color:color-mix(in srgb, var(--accent) 65%, transparent);box-shadow:rgba(0, 0, 0, 0.3) 0px 0.0625em 0.0625em,
    rgba(0, 0, 0, 0.3) 0px 0.1875em 0.625em,
    rgba(255, 255, 255, 0.12) 0px 0px 0px 1px inset;transform:translateY(-2px);}.home-subjects .subject-card::before{background:var(--chalk);opacity:.72;}.home-subjects .subject-card h2,
.home-subjects .subject-card p,
.home-subject-progress span,
.home-subject-progress strong{color:var(--chalk);}.home-subjects .subject-cover-icon{border-color:rgba(255,255,245,.86);background:var(--card);box-shadow:none;}.home-subjects .subject-card>i,
.student-unit-enter,
.lesson-card-enter,
.student-unit-index,
.curriculum-index{border-color:var(--chalk);background:var(--chalk);color:var(--board);box-shadow:0 0 18px rgba(255,255,255,.14);}.student-unit-link::before{background:var(--chalk);box-shadow:0 0 16px rgba(255,255,255,.12);}.student-unit-link::after{background:rgba(255,255,255,.025);}.student-unit-copy small,
.student-unit-progress strong,
.selection-progress strong{color:var(--chalk);}.student-curriculum-path{border-color:var(--line);}.student-curriculum-path a{color:var(--chalk);}.student-curriculum-path a:hover{background:rgba(255,255,255,.08);color:#fff;}.student-curriculum-path i{color:var(--chalk-dim);}:where(.track,.session-track,.lesson-progress-track,.home-subject-progress>i,
  .selection-progress>i,.student-unit-progress>i,.map-sequence-track,
  .direct-progress,.admin-bars i){border:1px solid rgba(255,255,245,.22);background:#050706;box-shadow:inset 0 1px 4px rgba(0,0,0,.9);}:where(.track,.session-track,.lesson-progress-track,.home-subject-progress>i,
  .selection-progress>i,.student-unit-progress>i,.map-sequence-track,
  .direct-progress,.admin-bars i)>:where(i,b,span),
.map-answer-progress>i{background:linear-gradient(90deg,#bbbdb5,#fffef3 52%,#d8d8cf);box-shadow:0 0 7px rgba(255,255,255,.22);}.primary,
button.primary,
.map-sequence-next,
.direct-question-next button.direct-next-question{border:1px solid var(--chalk);background:var(--chalk);color:var(--board);box-shadow:0 7px 22px rgba(0,0,0,.44),0 0 15px rgba(255,255,255,.09);}.primary:hover:not(:disabled),
.direct-question-next button.direct-next-question:hover{background:#fff;box-shadow:0 10px 28px rgba(0,0,0,.55),0 0 22px rgba(255,255,255,.17);}.student-profile-create-form .wizard-start{border:1px solid rgba(255,255,245,.72);background:var(--board);color:var(--chalk);box-shadow:0 8px 22px rgba(0,0,0,.38);}.student-profile-create-form .wizard-start:disabled{border-color:color-mix(in srgb,var(--line) 76%,transparent);background:color-mix(in srgb,var(--board-soft) 78%,transparent);color:color-mix(in srgb,var(--chalk) 66%,transparent);box-shadow:none;opacity:.64;}.student-profile-create-form .wizard-start.is-ready{border-color:var(--chalk);background:var(--chalk);color:var(--board);}html:not([data-theme="chalk-light"]) .auth-primary-bilingual small,
html:not([data-theme="chalk-light"]) .student-profile-create-form .wizard-start.is-ready .profile-bilingual > small{color:#080a09;opacity:1;}.student-profile-create-form .wizard-start:hover:not(:disabled),
.student-profile-create-form .wizard-start:focus-visible:not(:disabled){border-color:var(--chalk);background:#141815;color:#fff;box-shadow:0 10px 26px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,245,.12);}.student-profile-create-form .wizard-back,
.student-profile-create-form .wizard-back:is(:hover,:focus-visible){border:0;background:transparent;box-shadow:none;}.gender-gate .wizard-name-field input:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-color:var(--brand);box-shadow:0 0 0 2px color-mix(in srgb,var(--brand) 18%,transparent);}.student-profile-create-form .wizard-back{position:static;justify-self:center;margin-top:14px;border:2px solid #d94b5f;border-radius:999px;background:#fff1f3;color:#b52c43;box-shadow:0 8px 22px rgba(180,45,65,.22);}.student-profile-create-form .wizard-back:is(:hover,:focus-visible){border-color:#a91f38;background:#ffe8ed;color:#941d35;box-shadow:0 10px 28px rgba(180,45,65,.32);transform:translateY(-1px);}.secondary,
.back,
.ui-back-link,
.template-download,
.student-card-details{border-color:var(--line);background:rgba(255,255,255,.045);color:var(--chalk);}.qa-editor-toggle{border-color:var(--line);background:rgba(255,255,255,.045);}.ui-back-arrow{background:var(--chalk);color:var(--board);}.global-student-back-shell{position:relative;z-index:8;height:46px;flex:none;align-self:start;margin-top:20px;margin-bottom:2px;display:flex;align-items:center;direction:ltr;justify-content:flex-start;}.global-student-back{width:46px;height:46px;padding:0;display:grid;place-items:center;border:1px solid rgba(255,255,255,.48);border-radius:14px;background:linear-gradient(145deg,#989da4,#737980);color:#fff;box-shadow:0 8px 20px rgba(45,49,54,.2),inset 0 1px 0 rgba(255,255,255,.2);cursor:pointer;font:800 18px/1 Arial,sans-serif;touch-action:manipulation;transition:box-shadow .18s ease,filter .18s ease,transform .18s ease;}.global-student-back span{display:grid;place-items:center;transition:transform .18s ease;}.global-student-back:is(:hover,:focus-visible){box-shadow:0 11px 23px rgba(45,49,54,.28);outline:3px solid color-mix(in srgb,var(--chalk) 22%,transparent);outline-offset:3px;filter:brightness(.94);transform:translateY(-2px);}.global-student-back:is(:hover,:focus-visible) span{transform:translateX(-2px);}html[dir="rtl"] .global-student-back:is(:hover,:focus-visible) span{transform:translateX(2px);}.global-student-back:active{box-shadow:0 4px 10px rgba(45,49,54,.18);transform:translateY(0) scale(.97);}@media (max-width:720px){.global-student-back-shell{width:calc(100% - 24px);height:44px;margin-top:12px;margin-bottom:0;}.global-student-back{width:44px;height:44px;border-radius:13px;}}html[data-theme] .leaderboard-live:not(.is-offline) .leaderboard-live-signal > i{background:#19cf83;box-shadow:0 0 0 3px color-mix(in srgb,#19cf83 24%,transparent),
    0 0 10px 4px color-mix(in srgb,#19cf83 70%,transparent),
    0 0 24px 8px color-mix(in srgb,#19cf83 34%,transparent);}html[data-theme] .leaderboard-live:not(.is-offline) .leaderboard-live-signal::after{border-color:#19cf83;filter:drop-shadow(0 0 5px color-mix(in srgb,#19cf83 78%,transparent));}.secondary:hover,
.back:hover,
.ui-back-link:hover,
.template-download:hover{border-color:var(--chalk);background:rgba(255,255,255,.1);}button:disabled,
.primary:disabled{opacity:.4;filter:grayscale(1);}.danger,
.scan-delete{border-color:rgba(255,133,139,.75);background:rgba(255,133,139,.08);color:#ffc1c4;}.saved-profile-delete{border-color:rgba(255,133,139,.75);}.saved-profile-delete{width:34px;min-width:34px;height:34px;padding:0;display:grid;place-items:center;border:0;border-radius:0;background:transparent;box-shadow:none;color:#ff626b;}.saved-profile-delete:hover,
.saved-profile-delete:focus-visible{border:0;background:transparent;color:#ff303d;}.saved-profile-delete-icon{width:23px;height:23px;display:block;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;transition:transform .18s ease,color .18s ease;}.saved-profile-delete:hover .saved-profile-delete-icon{transform:rotate(90deg) scale(1.08);}input,
select,
textarea,
.form input,
.form select,
.form textarea,
.admin-card input,
.admin-card select,
.email-code-input{border:1px solid rgba(255,255,245,.42);background:#0b0e0c;color:var(--chalk);caret-color:var(--chalk);box-shadow:inset 0 2px 8px rgba(0,0,0,.28);}input::placeholder,
textarea::placeholder{color:rgba(255,255,245,.42);}input:focus,
select:focus,
textarea:focus{border-color:var(--chalk);outline:0;box-shadow:0 0 0 3px rgba(255,255,245,.1),inset 0 2px 8px rgba(0,0,0,.35);}option{background:#101311;color:var(--chalk);}.file-drop{border-color:var(--chalk-dim);background:rgba(255,255,255,.025);}.table-wrap,
.admin-table-card{border-color:var(--line);background:var(--board-raised);}table,
td{color:var(--text);border-color:rgba(255,255,245,.2);}th{border-color:rgba(255,255,245,.2);}th{color:var(--chalk);background:rgba(255,255,255,.045);}tbody tr:hover{background:rgba(255,255,255,.035);}.direct-question-heading>span,
.focused-exam-question-heading>span,
.unit-exam-question-heading>span,
.unit-question-number,
.map-question-label strong{border:1px solid var(--line);background:var(--chalk);color:var(--board);box-shadow:0 0 14px rgba(255,255,255,.08);}.qa-number{border:1px solid var(--line);box-shadow:0 0 14px rgba(255,255,255,.08);}.direct-question-heading small,
.focused-exam-question-heading small,
.unit-exam-question-heading small,
.kicker,
.eyebrow{color:var(--chalk);}.focused-choices label,
.focused-choices button,
.direct-mcq-choices button,
.unit-exam-choices label,
.map-custom-choices button{border-color:rgba(255,255,245,.42);background:var(--board-raised);color:var(--chalk);}.focused-choices i,
.direct-mcq-choices i,
.unit-exam-choices i{background:rgba(255,255,255,.08);color:var(--chalk);}.focused-choices :is(label,button):hover,
.direct-mcq-choices button:hover,
.unit-exam-choices label:hover{border-color:var(--chalk);background:rgba(255,255,255,.07);}.focused-choices :is(label,button).selected,
.direct-mcq-choices button.selected,
.unit-exam-choices label.selected{border-color:var(--chalk);background:rgba(255,255,255,.12);}.focused-choices :is(label,button).correct,
.direct-mcq-choices button.correct,
.unit-exam-choices label.correct{border-color:var(--success);background:rgba(99,214,157,.08);}.focused-choices :is(label,button).wrong,
.direct-mcq-choices button.wrong,
.unit-exam-choices label.wrong{border-color:var(--danger);background:rgba(255,133,139,.08);}.direct-answer-box,
.qa-answer-preview,
.map-perfect-celebration,
.direct-question-next.complete{border-color:rgba(99,214,157,.74);background:rgba(99,214,157,.07);color:#d8ffeb;}.direct-answer-box p,
.direct-answer-box small{color:#e7fff1;}.map-sequence-error{border-color:var(--danger);background:rgba(255,133,139,.08);color:#ffd5d7;}.map-solving-instructions{border-color:var(--line);background:rgba(255,255,255,.035);color:var(--text);}.direct-question-image,
.exam-question-image,
.unit-question-image,
.map-question-figure,
.map-position-canvas,
.unit-map-position-figure,
.scan-previews img,
.curriculum-cover,
.subject-cover-icon{border-color:rgba(255,255,245,.62);}.direct-question-image,
.exam-question-image,
.unit-question-image,
.map-question-figure,
.map-position-canvas,
.unit-map-position-figure{background:#f4f6f5;}.map-coordinate-marker{border-color:#fff;}.map-position-marker{border-color:#fff;background:#111;color:#fff;box-shadow:0 3px 11px rgba(0,0,0,.55);}.map-coordinate-marker.active{box-shadow:0 0 0 7px rgba(255,255,255,.2),0 3px 12px rgba(0,0,0,.5);}.map-position-marker.active{background:#fff;color:#090b0a;box-shadow:0 0 0 7px rgba(255,255,255,.2),0 3px 12px rgba(0,0,0,.5);}.admin-navigation-shell{border-color:var(--line);background:rgba(12,15,13,.93);box-shadow:0 14px 38px rgba(0,0,0,.5);}.admin-section-nav a{color:var(--muted);}.admin-section-nav a.active{border:1px solid var(--chalk);background:var(--chalk);color:var(--board);}.admin-global-search{border-color:var(--line);background:#090b0a;}.admin-global-search svg{stroke:var(--chalk);}.admin-global-search button{border:1px solid var(--chalk);background:var(--chalk);color:var(--board);}.admin-hero,
.curriculum-heading,
.admin-section-title{border-color:var(--line);}.curriculum-card>i,
.method-icon{border-color:var(--line);background:rgba(255,255,255,.07);color:var(--chalk);}.curriculum-card dl{margin-top:10px;}.curriculum-card dl div{min-width:0;padding:15px 16px 2px;gap:16px;}.curriculum-card dl div+div{padding-inline-start:20px;}.curriculum-card dd{min-width:2.5ch;line-height:1.3;font-variant-numeric:tabular-nums;}.curriculum-open{grid-column:3;grid-row:1;width:42px;height:42px;display:grid;place-items:center;align-self:center;justify-self:end;border:1px solid var(--chalk);border-radius:50%;background:var(--chalk);color:var(--board);box-shadow:0 7px 18px rgba(0,0,0,.45),0 0 0 0 rgba(255,255,255,.18);font-family:Arial,sans-serif;font-size:25px;font-weight:500;line-height:1;transition:transform .18s ease,box-shadow .18s ease;}.curriculum-card:hover .curriculum-open{transform:rotate(90deg) scale(1.06);box-shadow:0 9px 22px rgba(0,0,0,.52),0 0 0 5px rgba(255,255,255,.08);}.curriculum-create>summary,
.curriculum-create[open]>summary{display:flex;align-items:center;justify-content:center;gap:9px;border-color:var(--chalk);background:var(--chalk);color:var(--board);box-shadow:0 7px 20px rgba(0,0,0,.42),0 0 14px rgba(255,255,255,.08);}.curriculum-create-icon{width:20px;height:20px;stroke-width:3;}.curriculum-open .curriculum-card-plus{width:24px;height:24px;stroke-width:3;}.method-icon .method-plus-icon{width:25px;height:25px;stroke-width:3;}.admin-global-search input{padding-inline:11px 7px;}.curriculum-heading h1{margin:4px 0 12px;}.curriculum-heading p{line-height:1.65;}.curriculum-create>summary:hover{background:#fff;box-shadow:0 9px 24px rgba(0,0,0,.5),0 0 20px rgba(255,255,255,.14);}.curriculum-create>form{border-color:var(--line);background:var(--board-raised);box-shadow:0 20px 46px rgba(0,0,0,.6);}.upload-method-card summary,
.lesson-settings summary,
.qa-editor-toggle{color:var(--chalk);}.map-item-editor,
.map-position-builder,
.qa-edit-panel,
.lesson-publishing-panel,
.unit-control-panel{border-color:var(--line);background:rgba(255,255,255,.025);}.lesson-editor-stats span,
.exam-readiness,
.arabic-only-policy-note,
.access-state,
.scan-status{border-color:var(--line);background:rgba(255,255,255,.045);color:var(--chalk);box-shadow:none;}.lesson-editor-stats span.ready,
.exam-readiness.ready{border-color:rgba(255,255,245,.78);background:rgba(255,255,255,.075);color:var(--chalk);}.lesson-editor-stats :is(b,small),
.arabic-only-policy-note :is(b,strong,small,p),
.access-state :is(b,strong,small,p){color:inherit;}.unit-exam-admin-card,
.unit-exam-admin-card.ready{border:1px solid var(--line);background:linear-gradient(145deg,rgba(255,255,255,.03),transparent 46%),var(--board-raised);color:var(--chalk);box-shadow:var(--shadow);}.unit-exam-admin-card :is(h2,strong){color:var(--chalk);}.unit-exam-admin-card :is(small,p){color:var(--muted);}.auth-shell::before,
.gender-gate-shell::before{background:radial-gradient(circle,rgba(255,255,255,.045),transparent 62%);}.google-button{border-color:var(--line);background:var(--board-soft);color:var(--chalk);}.or::before,
.or::after{background:var(--line);}.gender-gate-shell,
.page-loading-overlay{background:rgba(3,4,4,.91);backdrop-filter:blur(10px);}.gender-gate-options button{border-color:var(--line);color:var(--chalk);}.profile-wizard-step,
.add-profile-panel{border-color:var(--line);background:var(--board-raised);color:var(--chalk);}.gender-gate .gender-gate-shell{isolation:isolate;overflow:hidden;background:rgba(3,5,4,.76);}.gender-gate-shell-pattern{position:absolute;z-index:-1;inset:0;width:100%;height:100%;opacity:.105;color:var(--chalk);}.gender-gate h1,
.gender-gate .profile-wizard-step>h2{color:var(--heading);text-shadow:0 2px 0 rgba(0,0,0,.9),0 0 12px rgba(255,255,245,.07);}.gender-gate .profile-wizard-step>p,
.gender-gate-shell>p{color:rgba(255,255,245,.72);}.gender-gate .profile-wizard-progress span{border-color:rgba(255,255,245,.86);background:#151916;color:var(--chalk);box-shadow:0 3px 12px rgba(0,0,0,.58),inset 0 0 0 1px rgba(255,255,255,.08);}.gender-gate .profile-wizard-progress span.active{border-color:var(--chalk);background:var(--chalk);color:var(--board);}.gender-gate .profile-wizard-progress i{background:rgba(255,255,245,.78);box-shadow:0 1px 5px rgba(0,0,0,.55);}.gender-gate .profile-wizard-step{background:rgba(12,16,13,.64);}.gender-gate-options button{position:relative;isolation:isolate;overflow:hidden;background:rgba(13,17,14,.72);}.gender-choice-academic-pattern{position:absolute;z-index:-1;inset:0;width:100%;height:100%;color:var(--chalk);opacity:.12;transform:scale(.82);transform-origin:center;}.gender-gate-options button::after{position:absolute;z-index:-1;inset:0;}.gender-gate-options img,
.gender-gate-options strong{position:relative;z-index:1;}.gender-gate-options strong{color:var(--heading);text-shadow:none;}.gender-gate :where(.gender-gate-shell,.student-profile-create-form,.profile-wizard-step,.gender-gate-options,.gender-gate-options button,.gender-gate-brand,h1,h2,p,strong){background:transparent;background-image:none;backdrop-filter:none;}.gender-gate .gender-gate-shell::before,
.gender-gate .profile-wizard-step::before,
.gender-gate .profile-wizard-step::after,
.gender-gate-options button::before,
.gender-gate-options button::after{display:none;background:none;content:none;}.gender-gate .gender-gate-academic-pattern{opacity:.14;filter:none;}.account-online-status{background:var(--success);}.saved-profile-card strong{color:var(--chalk);font-size:18px;line-height:1.3;}.saved-profile-card small{color:rgba(255,255,245,.76);font-size:12px;line-height:1.4;}.add-profile-panel summary{color:rgba(255,255,245,.82);font-size:13px;}.alert.success,
.app-notification.success{border:1px solid rgba(99,214,157,.65);background:#10241a;color:#d9ffea;}.alert.error,
.app-notification.error{border:1px solid rgba(255,133,139,.65);background:#281316;color:#ffd9db;}.alert.warning,
.app-notification.warning{border:1px solid rgba(244,208,111,.65);background:#29230f;color:#fff0ba;}.app-notification{box-shadow:0 18px 44px rgba(0,0,0,.55);}@media (max-width:720px){.site-academic-pattern{opacity:.1;}.topbar nav[data-open="true"],
  .topbar nav.open{border:1px solid var(--line);background:var(--card);}:where(.subject-card,.grade-card,.curriculum-card,.student-unit-link,.direct-question-card,.admin-card){box-shadow:0 10px 26px rgba(0,0,0,.42);}}@media (prefers-reduced-motion:reduce){*,
  *::before,
  *::after{scroll-behavior:auto;}}.gender-gate{padding-bottom:max(76px,calc(env(safe-area-inset-bottom) + 48px));scroll-padding-bottom:max(76px,calc(env(safe-area-inset-bottom) + 48px));background:var(--board);}body.account-profile-gate-open.app-viewport-shell > .topbar{z-index:10001;}body.account-profile-gate-open.app-viewport-shell > .topbar nav{z-index:10002;}html[data-theme="chalk-light"]{color-scheme:light;--bg:#f7f9fc;--card:#ffffff;--soft:#edf1f5;--text:#1d2935;--heading:#101b27;--muted:#536271;--line:rgba(31,54,74,.27);--brand:#172b3b;--on-brand:#ffffff;--brand-dark:#102333;--brand-soft:#64798a;--accent:#172b3b;--chalk:#748da0;--chalk-dim:rgba(53,77,96,.64);--chalk-faint:rgba(53,77,96,.08);--board:#f7f9fc;--board-raised:#ffffff;--board-soft:#edf1f5;--shadow:0 14px 34px rgba(31,54,74,.1),inset 0 1px 0 rgba(255,255,255,.9);}html[data-theme="chalk-light"] .site-academic-pattern{color:#698297;opacity:.17;filter:none;}html[data-theme="chalk-light"] *{scrollbar-color:rgba(8,10,9,.58) #eff0ec;}html[data-theme="chalk-light"] *::-webkit-scrollbar-track{background:#eff0ec;}html[data-theme="chalk-light"] *::-webkit-scrollbar-thumb{border-color:#eff0ec;background:rgba(8,10,9,.58);}html[data-theme="chalk-light"] :is(h1,h2,h3,h4,h5,h6,.brand,.kicker,.eyebrow){color:var(--heading);text-shadow:none;}html[data-theme="chalk-light"] .footer::before{background:linear-gradient(90deg,transparent,rgba(8,10,9,.66) 12%,rgba(8,10,9,.66) 88%,transparent);box-shadow:none;}html[data-theme="chalk-light"] :is(.brand,.brand small,.nav-action,.nav-action-label){color:var(--chalk);}html[data-theme="chalk-light"] .nav-action-icon{color:var(--chalk);stroke:var(--chalk);}html[data-theme="chalk-light"] .topbar nav .nav-action:hover,
html[data-theme="chalk-light"] .topbar nav .nav-action:focus-visible,
html[data-theme="chalk-light"] .mobile-menu-toggle:hover{border-color:rgba(8,10,9,.38);background:rgba(8,10,9,.055);box-shadow:none;}html[data-theme="chalk-light"] .mobile-menu-toggle span{background:var(--chalk);}html[data-theme="chalk-light"] :is(
  .subject-card,.grade-card,.curriculum-card,.student-unit-link,.lesson-entry,
  .direct-question-card,.focused-exam-question,.unit-exam-question,.lesson-exam-entry,
  .map-question-card,.admin-card,.admin-hero,.admin-section-title:not(:where(.lesson-question-bank-heading,.lesson-import-heading)),.curriculum-heading,
  .account-empty-state,.saved-profile-card,.add-profile-panel,
  .profile-wizard-step,.gender-gate-options button,.wizard-grade-grid button,
  .table-wrap,.admin-table-card,.focused-review-card,.map-review-card
){border-color:rgba(8,10,9,.42);background:#fff;color:var(--text);box-shadow:var(--shadow);}html[data-theme="chalk-light"] :is(
  .subject-card,.grade-card,.curriculum-card,.student-unit-link,.lesson-entry,
  .direct-question-card,.focused-exam-question,.unit-exam-question,.lesson-exam-entry,
  .map-question-card,.profile-wizard-step,.gender-gate-options button,.wizard-grade-grid button
) :is(h1,h2,h3){color:var(--heading);text-shadow:none;}html[data-theme="chalk-light"] :is(.gender-gate,.page-loading-overlay){background:#fff;}html[data-theme="chalk-light"] .gender-gate .gender-gate-shell{background:transparent;}html[data-theme="chalk-light"] :is(input,select,textarea,.file-drop){box-shadow:none;}html[data-theme="chalk-light"] :is(.home-subject-progress>i,.student-unit-progress>i,.selection-progress>i,.track){border-color:rgba(8,10,9,.32);background:#eceee9;box-shadow:none;}html[data-theme="chalk-light"] :is(.home-subject-progress>i>b,.student-unit-progress>i>b,.selection-progress>i>b,.track>i){background:#090b09;box-shadow:none;}html[data-theme="chalk-light"] :is(.primary,.direct-next-question,.wizard-start){border-color:#090b09;background:#090b09;color:#fff;box-shadow:0 8px 20px rgba(8,10,9,.16);}html[data-theme="chalk-light"] :is(.primary,.direct-next-question,.wizard-start) *{color:#fff;}html[data-theme="chalk-light"] .student-profile-create-form .wizard-start:disabled{border-color:var(--line);background:color-mix(in srgb,var(--soft) 72%,var(--card));color:var(--muted);box-shadow:none;}html[data-theme="chalk-light"] .student-profile-create-form .wizard-start:disabled *{color:inherit;}html[data-theme="chalk-light"] .student-profile-create-form .wizard-start.is-ready{border-color:var(--brand-dark);background:linear-gradient(135deg,var(--brand-dark),var(--brand));color:#fff;}html[data-theme="chalk-light"] .footer{color:var(--muted);border-color:rgba(8,10,9,.42);}html[data-theme="chalk-light"] .topbar nav[data-open="true"],
html[data-theme="chalk-light"] .topbar nav.open{border-color:rgba(8,10,9,.42);}.gender-gate .gender-gate-shell{margin-bottom:0;}.gender-gate .gender-gate-shell,
.gender-gate .profile-wizard-step,
.gender-gate .saved-profile-card,
.gender-gate .add-profile-panel,
.gender-gate .gender-gate-options button,
.gender-gate .account-empty-state{background-color:transparent;background-image:none;backdrop-filter:none;}.gender-gate .gender-gate-shell::before,
.gender-gate .gender-gate-shell::after,
.gender-gate .profile-wizard-step::before,
.gender-gate .profile-wizard-step::after,
.gender-gate .saved-profile-card::before,
.gender-gate .saved-profile-card::after,
.gender-gate .add-profile-panel::before,
.gender-gate .add-profile-panel::after,
.gender-gate .gender-gate-options button::before,
.gender-gate .gender-gate-options button::after{background-color:transparent;background-image:none;backdrop-filter:none;}.gender-gate .gender-gate-shell::after{position:relative;inset:auto;width:100%;height:max(76px,calc(env(safe-area-inset-bottom) + 48px));display:block;background:transparent;content:"";}@media (max-width:720px){.gender-gate{padding-bottom:max(58px,calc(env(safe-area-inset-bottom) + 36px));scroll-padding-bottom:max(58px,calc(env(safe-area-inset-bottom) + 36px));}.gender-gate .gender-gate-shell::after{height:max(58px,calc(env(safe-area-inset-bottom) + 36px));}}.exam-retry-footer{display:flex;flex-direction:column;align-items:center;gap:10px;margin:28px 0 0;text-align:center;}html[data-theme] body .focused-exam-page .exam-retry-button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-width:180px;min-height:50px;max-width:100%;padding:13px 28px;box-sizing:border-box;border:1px solid #2583ed;border-radius:16px;background:linear-gradient(120deg,#126ae0,#2583ed);color:#fff;font-size:16px;font-weight:750;text-decoration:none;box-shadow:0 7px 20px rgba(18,106,224,.17);transition:transform .18s ease,box-shadow .18s ease;}.exam-retry-button svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;}html[data-theme] body .focused-exam-page .exam-retry-button:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(18,106,224,.24);}html[data-theme] body .focused-exam-page .exam-retry-button:focus-visible{outline:3px solid #6caff6;outline-offset:4px;}.exam-retry-footer small{color:var(--muted);font-size:12px;line-height:1.7;}@media (max-width:600px){html[data-theme] body .focused-exam-page .exam-retry-button{width:min(100%,340px);}}@media (prefers-reduced-motion:reduce){html[data-theme] body .focused-exam-page .exam-retry-button{transition:none;}}.exam-trial-banner{display:flex;align-items:center;gap:14px;margin-block:0 22px;padding:16px 18px;border:1px solid color-mix(in srgb,#4294ff 22%,var(--line));border-radius:22px;background:linear-gradient(115deg,color-mix(in srgb,#1684ff 7%,var(--card)),var(--card) 72%);box-shadow:0 8px 24px rgba(18,53,87,.06);color:var(--text);}.exam-trial-banner__icon{display:grid;place-items:center;flex:0 0 42px;width:42px;height:42px;color:#2583ed;}.exam-trial-banner__icon svg{width:34px;height:34px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}.exam-trial-banner__copy{min-width:0;flex:1;}.exam-trial-banner__copy h2{margin:0;color:var(--heading);font-size:18px;line-height:1.5;font-weight:750;text-wrap:balance;}.exam-trial-banner__copy p{margin:3px 0 0;color:var(--muted);font-size:12px;line-height:1.65;}.exam-trial-banner__action{display:inline-flex;align-items:center;justify-content:center;gap:9px;flex-shrink:0;min-height:44px;padding:10px 16px;border:1px solid transparent;border-radius:13px;background:linear-gradient(120deg,#0969d4,#1685eb);color:#fff;font-size:13px;line-height:1.5;font-weight:700;text-decoration:none;box-shadow:0 5px 14px rgba(9,105,212,.16);transition:transform .18s ease,box-shadow .18s ease;}.exam-trial-banner__action svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}html[dir="rtl"] .exam-trial-banner__action svg,html[dir="rtl"] .exam-submit-icon{transform:rotate(180deg);}.exam-trial-banner__action:hover{transform:translateY(-1px);box-shadow:0 7px 18px rgba(9,105,212,.22);}.exam-trial-banner__action:focus-visible{outline:3px solid #6caff6;outline-offset:4px;}html[data-theme] body .focused-exam-page .exam-submit-card{--exam-action:#1476df;display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:22px;padding:20px 22px;border:1px solid color-mix(in srgb,#4294ff 18%,var(--line));border-radius:24px;background:linear-gradient(120deg,color-mix(in srgb,#2583ed 4%,var(--card)),var(--card) 65%);color:var(--text);box-shadow:0 10px 30px rgba(18,53,87,.09);backdrop-filter:none;}html[data-theme] .focused-exam-form.is-ready .exam-submit-card{--exam-action:#188562;}.exam-submit-summary{display:flex;align-items:center;gap:15px;min-width:0;}.exam-submit-meter{position:relative;display:grid;place-items:center;flex:0 0 64px;width:64px;height:64px;border-radius:50%;background:conic-gradient(var(--exam-action) var(--exam-completion,0%),color-mix(in srgb,var(--exam-action) 12%,var(--soft)) 0);}.exam-submit-meter::before{content:"";position:absolute;inset:3px;border-radius:inherit;background:var(--card);}.exam-submit-meter bdi{position:relative;display:flex;align-items:baseline;gap:3px;white-space:nowrap;color:var(--text);font-size:19px;line-height:1;font-weight:800;font-variant-numeric:tabular-nums;}html[data-theme] .exam-submit-card .exam-submit-meter small{display:inline;color:var(--muted);font-size:11px;}.exam-submit-copy{min-width:0;}html[data-theme] .exam-submit-card .exam-submit-copy strong{display:block;color:var(--heading);font-size:17px;line-height:1.5;font-weight:750;}html[data-theme] .exam-submit-card .exam-submit-copy small{display:block;margin-top:3px;color:var(--muted);font-size:12px;line-height:1.65;}html[data-theme] body .focused-exam-page .exam-submit-card [data-exam-submit]{display:inline-flex;align-items:center;justify-content:center;gap:12px;flex:0 0 auto;min-height:54px;min-width:220px;padding:13px 20px;border:1px solid color-mix(in srgb,var(--exam-action) 16%,var(--line));border-radius:15px;background:var(--soft);color:var(--muted);box-shadow:none;font:inherit;font-size:14px;font-weight:750;line-height:1.5;opacity:1;animation:none;transition:transform .18s ease,box-shadow .18s ease,background .18s ease;}html[data-theme] body .focused-exam-page .exam-submit-card [data-exam-submit]:disabled{cursor:not-allowed;}html[data-theme] body .focused-exam-page .exam-submit-card [data-exam-submit]:focus-visible{outline:3px solid #6caff6;outline-offset:4px;}.exam-submit-icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;}@media (max-width:620px){.exam-trial-banner{flex-wrap:wrap;gap:8px 12px;padding:15px;border-radius:20px;}.exam-trial-banner__icon{flex-basis:34px;width:34px;height:34px;}.exam-trial-banner__icon svg{width:30px;height:30px;}.exam-trial-banner__copy h2{font-size:16px;}.exam-trial-banner__action{width:100%;margin-top:4px;min-height:42px;}html[data-theme] body .focused-exam-page .exam-submit-card{flex-direction:column;align-items:stretch;gap:16px;padding:18px;border-radius:22px;}.exam-submit-summary{gap:12px;}.exam-submit-meter{flex-basis:56px;width:56px;height:56px;}html[data-theme] .exam-submit-card .exam-submit-copy strong{font-size:16px;}html[data-theme] body .focused-exam-page .exam-submit-card [data-exam-submit]{width:100%;min-width:0;}}@media (prefers-reduced-motion:reduce){.exam-trial-banner__action,html[data-theme] body .focused-exam-page .exam-submit-card [data-exam-submit]{transition:none;}}.exam-trial-result,.exam-trial-continue{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:20px 22px;border:1px solid color-mix(in srgb,#4294ff 20%,var(--line));border-radius:24px;background:linear-gradient(120deg,color-mix(in srgb,#2583ed 5%,var(--card)),var(--card) 68%);box-shadow:0 10px 28px rgba(18,53,87,.07);color:var(--text);}.exam-trial-result{margin-bottom:24px;}.exam-trial-result__summary{display:flex;align-items:center;gap:17px;min-width:0;}.exam-trial-result__score{display:grid;place-items:center;flex:0 0 74px;width:74px;height:74px;border-radius:22px;background:color-mix(in srgb,#2583ed 11%,var(--card));color:#2382ed;}.exam-trial-result--success .exam-trial-result__score{background:color-mix(in srgb,#20a37e 12%,var(--card));color:#188562;}.exam-trial-result__score strong{font-size:30px;line-height:1.1;font-weight:800;letter-spacing:-1px;}.exam-trial-result__score span{font-size:14px;font-weight:750;}.exam-trial-result__copy,.exam-trial-continue__copy{min-width:0;}.exam-trial-result__copy h2,.exam-trial-continue__copy h2{margin:0;color:var(--heading);font-size:20px;line-height:1.5;font-weight:750;}.exam-trial-result__copy p,.exam-trial-continue__copy p{margin:4px 0 0;color:var(--muted);font-size:13px;line-height:1.7;}.exam-trial-result__actions,.exam-trial-continue__actions{display:flex;align-items:center;gap:16px;flex:0 0 auto;}.exam-trial-action{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:46px;padding:12px 18px;border:1px solid transparent;border-radius:14px;background:linear-gradient(120deg,#0969d4,#1685eb);color:#fff;font-size:14px;line-height:1.5;font-weight:750;text-decoration:none;box-shadow:0 5px 14px rgba(9,105,212,.16);transition:transform .18s ease,box-shadow .18s ease;}.exam-trial-action svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}html[dir="rtl"] .exam-trial-action svg{transform:rotate(180deg);}.exam-trial-action:hover{transform:translateY(-1px);box-shadow:0 7px 18px rgba(9,105,212,.22);}.exam-trial-link{display:inline-flex;align-items:center;justify-content:center;min-height:44px;color:var(--muted);font-size:13px;font-weight:650;text-decoration:none;}.exam-trial-link:hover{color:var(--heading);text-decoration:underline;text-underline-offset:4px;}.exam-trial-guest{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 16px;border:1px solid var(--line);border-radius:14px;background:var(--card);color:var(--text);font-size:14px;font-weight:700;text-decoration:none;}.exam-trial-guest:hover{background:var(--soft);}.exam-trial-action:focus-visible,.exam-trial-link:focus-visible,.exam-trial-guest:focus-visible{outline:3px solid #6caff6;outline-offset:4px;}.exam-trial-continue{margin:24px 0 32px;}@media (max-width:760px){.exam-trial-result,.exam-trial-continue{flex-direction:column;align-items:stretch;gap:16px;padding:18px;border-radius:22px;}.exam-trial-result__score{flex-basis:64px;width:64px;height:64px;border-radius:18px;}.exam-trial-result__score strong{font-size:27px;}.exam-trial-result__copy h2,.exam-trial-continue__copy h2{font-size:18px;}.exam-trial-result__copy p,.exam-trial-continue__copy p{font-size:12px;}.exam-trial-result__actions{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;}.exam-trial-continue__actions{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;}.exam-trial-continue__actions .exam-trial-link{grid-column:1/-1;min-height:32px;}.exam-trial-action{gap:8px;padding:12px;font-size:13px;}.exam-trial-guest{padding:11px 12px;font-size:13px;}}@media (prefers-reduced-motion:reduce){.exam-trial-action{transition:none;}}.map-label-tabs{gap:9px;padding-block:7px 12px;}.map-label-tabs button{width:46px;height:46px;flex-basis:46px;border:2px solid rgba(255,255,245,.6);border-radius:14px;background:#090b0a;color:#fffef5;box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 5px 13px rgba(0,0,0,.34);font-size:16px;font-weight:900;font-variant-numeric:tabular-nums;}.map-label-tabs button.active{border-color:#ff8991;background:#d91f32;color:#fff;box-shadow:0 0 0 3px rgba(231,43,61,.2),0 0 18px rgba(255,45,65,.5),0 6px 15px rgba(0,0,0,.42);}.map-label-tabs button.answered:not(.active){border-color:rgba(99,214,157,.78);background:#123425;color:#e5fff0;}.map-coordinate-marker{width:38px;height:38px;border:3px solid #fff;background:#45151b;color:rgba(255,255,255,.86);box-shadow:0 3px 10px rgba(0,0,0,.62);font-size:15px;font-weight:950;font-variant-numeric:tabular-nums;text-shadow:0 1px 2px rgba(0,0,0,.48);opacity:.76;transition:opacity .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease;}.map-coordinate-marker.active{border-color:#fff;background:#ff243b;color:#fff;opacity:1;z-index:3;animation:map-red-beacon 1.4s ease-in-out infinite;}@keyframes map-red-beacon{0%,100%{transform:translate(-50%,-50%) scale(1.08);box-shadow:0 0 0 4px rgba(255,255,255,.92),0 0 0 8px rgba(255,36,59,.24),0 0 22px rgba(255,36,59,.82),0 5px 13px rgba(0,0,0,.7);}50%{transform:translate(-50%,-50%) scale(1.2);box-shadow:0 0 0 5px #fff,0 0 0 12px rgba(255,36,59,.1),0 0 38px rgba(255,36,59,1),0 6px 17px rgba(0,0,0,.72);}}@media (max-width:640px){.map-label-tabs button{width:40px;height:40px;flex-basis:40px;border-radius:12px;font-size:14px;}.map-coordinate-marker{width:34px;height:34px;font-size:14px;}}@media (prefers-reduced-motion:reduce){.focused-exam-submit [data-exam-submit]:not(:disabled),
  .map-coordinate-marker.active{animation:none;}.map-coordinate-marker.active{transform:translate(-50%,-50%) scale(1.14);box-shadow:0 0 0 5px #fff,0 0 0 10px rgba(255,36,59,.16),0 0 30px rgba(255,36,59,.88);}}.direct-qa-page .lesson-curriculum-path{margin:0;border-bottom-color:rgba(255,255,245,.16);transition:opacity .18s ease,filter .18s ease;}.direct-qa-page .lesson-curriculum-path:is(:hover,:focus-within){opacity:1;filter:none;}.direct-qa-page .lesson-after-question>.ui-back-link{min-height:42px;border-color:rgba(255,255,245,.42);background:rgba(8,10,9,.72);box-shadow:0 7px 18px rgba(0,0,0,.24);}.direct-qa-page .lesson-after-question{display:grid;}.direct-qa-page .direct-question-list{position:relative;isolation:isolate;}.direct-qa-page .direct-question-list::before{position:absolute;z-index:-1;inset:-30px -24px auto;height:min(420px,55vh);border-radius:50%;background:radial-gradient(ellipse at 50% 28%,rgba(255,255,245,.11),rgba(255,255,245,.025) 38%,transparent 70%);content:"";pointer-events:none;filter:blur(10px);}.direct-qa-page .direct-question-card:not(.map-direct-card){isolation:isolate;overflow:hidden;}.direct-qa-page .direct-question-card:not(.map-direct-card)::after{position:absolute;z-index:-1;inset-inline-start:8%;bottom:-45%;width:62%;aspect-ratio:1;border-radius:50%;background:rgba(255,255,245,.035);content:"";pointer-events:none;filter:blur(30px);}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading>span{font-variant-numeric:tabular-nums;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading h2{color:#fffef5;font-weight:900;text-wrap:balance;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-reveal{width:100%;min-height:54px;margin-top:28px;border:1px solid rgba(255,255,245,.58);background:rgba(255,255,245,.045);color:#fffef5;font-size:15px;font-weight:850;box-shadow:inset 0 1px 0 rgba(255,255,255,.055);transition:background .18s ease,border-color .18s ease,box-shadow .18s ease,transform .18s ease;}.direct-qa-page .direct-written-form{display:flex;align-items:end;gap:12px;margin-top:22px;}.direct-qa-page .direct-written-form[hidden]{display:none;}.direct-qa-page .direct-written-form label{flex:1 1 auto;display:grid;gap:7px;min-width:0;font-weight:700;}.direct-qa-page .direct-written-form input{width:100%;min-height:46px;box-sizing:border-box;padding:9px 12px;border:1px solid var(--line);border-radius:10px;background:var(--soft);color:var(--text);}.direct-qa-page .direct-written-form button{min-height:46px;white-space:nowrap;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-written-form + .direct-reveal{margin-top:12px;}.direct-qa-page .direct-written-feedback{font-weight:800;}@media (max-width: 560px){.direct-qa-page .direct-written-form{flex-direction:column;align-items:stretch;}.direct-qa-page .direct-written-form button{width:100%;}}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-reveal:is(:hover,:focus-visible){border-color:#fffef5;background:rgba(255,255,245,.1);box-shadow:0 0 0 4px rgba(255,255,245,.07),0 9px 24px rgba(0,0,0,.32);transform:translateY(-1px);}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-answer-box{margin-top:20px;padding:20px 22px;border:1px solid rgba(99,214,157,.64);border-inline-start-width:4px;background:rgba(22,60,43,.43);box-shadow:inset 0 1px 0 rgba(255,255,255,.045);}.direct-qa-page .lesson-exam-entry{transition:opacity .18s ease,border-color .18s ease,transform .18s ease;}.direct-qa-page .lesson-exam-entry h2{font-size:18px;}.direct-qa-page .lesson-exam-entry p{color:rgba(255,255,245,.58);}@media (max-width:700px){.direct-qa-page{padding-top:12px;}.direct-qa-page .lesson-after-question>.ui-back-link{min-height:40px;margin-bottom:0;padding:7px 11px;font-size:12px;}.direct-qa-page .lesson-curriculum-path{margin-bottom:0;padding-bottom:8px;font-size:12px;}.direct-qa-page .direct-question-list::before{inset:-18px -10px auto;height:340px;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading{align-items:start;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading small{font-size:12px;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-reveal{min-height:52px;margin-top:22px;font-size:14px;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-answer-box{padding:16px;}.direct-qa-page .lesson-exam-entry{padding:13px;}.direct-qa-page .lesson-exam-entry h2{font-size:15px;}.direct-qa-page .lesson-exam-entry p{font-size:12px;}}.direct-qa-page .direct-question-list::before,
.direct-qa-page .direct-question-card:not(.map-direct-card)::after{display:none;}.direct-qa-page .direct-question-card:not(.map-direct-card){min-height:0;padding:24px;border:1px solid var(--line);background:linear-gradient(145deg,rgba(255,255,255,.028),transparent 44%),var(--board-raised);box-shadow:var(--shadow);}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading{grid-template-columns:48px minmax(0,1fr);align-items:start;gap:14px;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading>span{width:48px;height:48px;border:1px solid var(--line);border-radius:15px;background:var(--chalk);color:var(--board);box-shadow:0 0 14px rgba(255,255,255,.08);font-size:14px;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading small{color:var(--chalk);font-size:12px;letter-spacing:.08em;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading h2{max-width:none;margin-top:4px;font-size:clamp(20px,2.4vw,27px);line-height:1.55;text-shadow:none;}.direct-qa-page .lesson-after-question{position:relative;z-index:1;margin-top:18px;gap:14px;}.direct-qa-page .lesson-curriculum-path{position:relative;z-index:1;max-height:none;overflow:visible;opacity:1;filter:none;}.direct-qa-page .lesson-exam-entry,
.direct-qa-page .lesson-exam-entry:is(:hover,:focus-within){position:relative;z-index:1;margin-top:24px;border-color:var(--line);background:linear-gradient(145deg,rgba(255,255,255,.028),transparent 44%),var(--board-raised);box-shadow:var(--shadow);opacity:1;transform:none;}@media (max-width:700px){.direct-qa-page .direct-question-card:not(.map-direct-card){min-height:0;padding:17px;border-radius:19px;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading{grid-template-columns:40px minmax(0,1fr);gap:10px;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading>span{width:40px;height:40px;border-radius:12px;font-size:12px;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading h2{margin-top:4px;font-size:20px;line-height:1.6;}.direct-qa-page .lesson-after-question{margin-top:14px;gap:11px;}.direct-qa-page .lesson-curriculum-path{max-height:none;overflow:visible;opacity:1;}.direct-qa-page .lesson-exam-entry,
  .direct-qa-page .lesson-exam-entry:is(:hover,:focus-within){margin-top:20px;opacity:1;}}.subject-curriculum-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}.subject-curriculum-card{min-height:214px;padding:24px;grid-template-columns:106px minmax(0,1fr) 46px;grid-template-rows:minmax(110px,1fr) 58px;align-items:center;gap:12px 18px;border-radius:24px;background:linear-gradient(105deg,color-mix(in srgb,var(--subject-color) 7%,transparent),transparent 45%),
    rgba(12,15,13,.88);box-shadow:0 16px 40px rgba(0,0,0,.32);}.subject-curriculum-card:hover{border-color:color-mix(in srgb,var(--subject-color) 58%,var(--chalk));box-shadow:0 20px 46px rgba(0,0,0,.42),0 0 24px color-mix(in srgb,var(--subject-color) 10%,transparent);}.subject-curriculum-card .curriculum-cover{grid-column:1;grid-row:1/3;width:106px;height:142px;align-self:center;border-radius:19px;border-color:rgba(255,255,255,.52);background:#090b0a;box-shadow:0 12px 28px rgba(0,0,0,.48);}.subject-curriculum-card .curriculum-cover img{transition:transform .25s ease,filter .25s ease;}.subject-curriculum-card:hover .curriculum-cover img{transform:scale(1.045);filter:contrast(1.04) saturate(1.04);}.subject-curriculum-card>div{grid-column:2;grid-row:1;align-self:center;}.subject-curriculum-card>div small{font-size:12px;}.subject-curriculum-card>div h2{margin:7px 0 5px;font-size:clamp(23px,2.35vw,30px);line-height:1.15;}.subject-curriculum-card>div p{font-size:12px;}.subject-curriculum-card dl{grid-column:2/4;grid-row:2;min-width:0;min-height:58px;margin:0;align-self:stretch;border-top:1px solid var(--line);}.subject-curriculum-card dl div,
.subject-curriculum-card dl div+div{padding:11px 17px 0;gap:12px;}.subject-curriculum-card dt{font-size:12px;font-weight:750;}.subject-curriculum-card dd{font-size:21px;}.subject-curriculum-card .curriculum-open{grid-column:3;grid-row:1;justify-self:end;}.subject-curriculum-grid .curriculum-entity-delete{top:3px;right:4px;}@media (max-width:850px){.subject-curriculum-grid{grid-template-columns:1fr;}}@media (max-width:560px){.subject-curriculum-card{min-height:194px;padding:18px;grid-template-columns:82px minmax(0,1fr) 42px;grid-template-rows:minmax(100px,1fr) 54px;gap:10px 13px;border-radius:20px;}.subject-curriculum-card .curriculum-cover{width:82px;height:116px;border-radius:15px;}.subject-curriculum-card>div h2{font-size:21px;}.subject-curriculum-card dl{min-height:54px;}.subject-curriculum-card dl div,
  .subject-curriculum-card dl div+div{padding:9px 11px 0;}}.grade-card-grid{grid-template-columns:1fr;gap:16px;}.grade-curriculum-card{min-height:156px;padding:24px 28px;grid-template-columns:64px minmax(0,1fr) minmax(230px,.65fr) 48px;grid-template-rows:1fr;gap:22px;border-radius:24px;background:linear-gradient(100deg,rgba(255,255,255,.035),transparent 42%),
    rgba(12,15,13,.86);box-shadow:0 16px 40px rgba(0,0,0,.32);}.grade-curriculum-card:hover{border-color:rgba(255,255,255,.64);box-shadow:0 20px 46px rgba(0,0,0,.42),0 0 24px rgba(255,255,255,.045);}.grade-curriculum-card .curriculum-index{width:64px;height:64px;border-radius:19px;background:var(--chalk);color:var(--board);font-size:20px;box-shadow:0 8px 22px rgba(0,0,0,.38);}.grade-curriculum-card>div h2{max-width:100%;margin:6px 0;font-size:clamp(24px,3vw,33px);line-height:1.16;}.grade-curriculum-card>div p{font-size:12px;}.grade-curriculum-card dl{grid-column:3;grid-row:1;min-width:0;margin:0;display:grid;grid-template-columns:1fr 1fr;align-self:stretch;border-top:0;border-inline:1px solid var(--line);}.grade-curriculum-card dl div{padding:8px 20px;display:grid;align-content:center;justify-items:center;gap:7px;border-inline-start:0;}.grade-curriculum-card dl div+div{padding:8px 20px;display:grid;align-content:center;justify-items:center;gap:7px;}.grade-curriculum-card dl div+div{border-inline-start:1px solid var(--line);}.grade-curriculum-card dt{font-size:12px;font-weight:750;}.grade-curriculum-card dd{font-size:24px;}.grade-curriculum-card .curriculum-open{grid-column:4;grid-row:1;justify-self:end;}.grade-card-grid .curriculum-entity-delete{top:4px;right:5px;}.grade-card-grid .curriculum-entity-edit{top:5px;right:43px;}@media (max-width:700px){.grade-curriculum-card{min-height:188px;padding:22px 17px 17px;grid-template-columns:54px minmax(0,1fr) 43px;grid-template-rows:minmax(84px,auto) auto;gap:10px 13px;border-radius:20px;}.grade-curriculum-card .curriculum-index{width:54px;height:54px;border-radius:16px;font-size:17px;}.grade-curriculum-card>div h2{font-size:22px;}.grade-curriculum-card dl{grid-column:1/-1;grid-row:2;min-height:58px;border-top:1px solid var(--line);border-inline:0;}.grade-curriculum-card dl div,
  .grade-curriculum-card dl div+div{padding:10px 16px 0;}.grade-curriculum-card .curriculum-open{grid-column:3;grid-row:1;}.grade-card-grid .curriculum-entity-edit-form{right:-41px;}}.auth-viewport-shell .auth-shell{min-height:100%;padding-block:24px;justify-content:center;gap:0;}.login-auth-shell .auth-card{width:100%;padding:32px 28px 27px;}.login-auth-shell .auth-card>p:first-of-type{margin:0 0 18px;line-height:1.75;}.login-auth-shell .google-button{margin:0;}.login-auth-shell .or{margin:20px 0;}.login-auth-shell .form{margin-top:0;gap:14px;}.login-auth-shell .form label{gap:7px;}.login-auth-shell .forgot-password-link{margin-top:-2px;}.login-auth-shell .auth-switch{margin:20px 0 0;}@media (max-width:640px){.auth-viewport-shell .auth-shell{padding-block:14px 32px;justify-content:flex-start;}.login-auth-shell .auth-card{padding:24px 18px 22px;}.login-auth-shell .auth-card>p:first-of-type{margin-bottom:15px;}.login-auth-shell .or{margin:17px 0;}.login-auth-shell .form{gap:12px;}.login-auth-shell .auth-switch{margin-top:17px;}}.site-brand{min-height:56px;padding:3px 5px;display:inline-flex;align-items:center;direction:ltr;flex-shrink:0;gap:8px;color:var(--chalk);text-shadow:none;}.site-brand .site-brand-logo{width:46px;height:46px;flex-basis:46px;}.site-brand-copy{min-width:58px;display:grid;justify-items:stretch;white-space:nowrap;direction:rtl;color:var(--chalk);font-size:27px;font-weight:700;line-height:1.15;letter-spacing:0;text-align:center;perspective:700px;}.site-brand .brand-arabic{display:block;width:100%;text-align:center;animation:brand-arabic-arrive .58s cubic-bezier(.2,.72,.24,1) .48s both;transform-origin:50% 100%;transform-style:preserve-3d;will-change:transform,opacity;}.site-brand .site-brand-copy small{margin-top:6px;color:var(--muted);font-size:10px;font-weight:500;line-height:1;letter-spacing:.2em;direction:ltr;}.site-brand .brand-english{position:relative;width:100%;display:flex;align-items:baseline;justify-content:center;overflow:visible;}.site-brand .brand-letter{display:inline-block;animation:brand-letter-in .26s cubic-bezier(.5,0,.25,1.35) var(--letter-delay) both;transform-origin:50% 100%;will-change:transform,opacity;}@keyframes brand-letter-in{0%{opacity:0;transform:translateX(-.7em) scale(0);}82%{opacity:1;transform:translateX(0) scale(1.12);}100%{opacity:1;transform:translateX(0) scale(1);}}@keyframes brand-arabic-arrive{0%{opacity:0;filter:blur(7px);transform:translate3d(0,0,-620px) scale(.12);}48%{opacity:1;filter:blur(0);transform:translate3d(0,0,0) scale(1);}62%{transform:translate3d(0,-.62em,0) scale(1.08,.92);}76%{transform:translate3d(0,.09em,0) scale(.96,1.04);}88%{transform:translate3d(0,-.16em,0) scale(1.02,.98);}100%{opacity:1;filter:blur(0);transform:translate3d(0,0,0) scale(1);}}@media (prefers-reduced-motion: reduce){.site-brand .brand-arabic,
  .site-brand .brand-letter{animation:none;}}.site-brand .logo img{width:100%;height:100%;display:block;object-fit:contain;filter:none;transform:none;}.site-brand .site-brand-logo img{filter:drop-shadow(0 2px 5px rgba(0,0,0,.18));}.site-brand .brand-arabic,
.site-brand .brand-english{animation:none;will-change:auto;}.login-card-logo{width:100px;height:100px;margin:0 auto 14px;display:grid;place-items:center;}.login-card-logo img{width:100%;height:100%;display:block;object-fit:contain;filter:drop-shadow(0 5px 13px rgba(0,0,0,.55));}.login-auth-shell .auth-card>p:first-of-type{margin-top:0;text-align:center;}@media (max-width:640px){.site-brand{min-height:48px;padding:2px;gap:8px;}.site-brand .logo{width:40px;height:40px;flex-basis:40px;}.site-brand-copy{min-width:52px;font-size:22px;}.site-brand .site-brand-copy small{margin-top:5px;font-size:9px;}.login-card-logo{width:84px;height:84px;margin-bottom:10px;}}.unit-curriculum-grid{gap:16px;}.unit-curriculum-card{min-height:164px;padding:24px 28px;grid-template-columns:64px minmax(0,1fr) 164px 48px;grid-template-rows:1fr;align-items:center;gap:22px;border-radius:24px;background:linear-gradient(100deg,rgba(255,255,255,.035),transparent 44%),
    rgba(12,15,13,.88);box-shadow:0 16px 40px rgba(0,0,0,.32);}.unit-curriculum-card:hover{border-color:rgba(255,255,255,.64);box-shadow:0 20px 46px rgba(0,0,0,.42),0 0 24px rgba(255,255,255,.045);}.unit-curriculum-card .curriculum-index{width:64px;height:64px;border-radius:19px;background:var(--chalk);color:var(--board);font-size:20px;box-shadow:0 8px 22px rgba(0,0,0,.38);}.unit-curriculum-card>div h2{max-width:100%;margin:7px 0 6px;font-size:clamp(24px,3vw,32px);line-height:1.17;}.unit-curriculum-card>div small{font-size:12px;}.unit-curriculum-card>div p{font-size:12px;}.unit-curriculum-card .exam-readiness{min-width:0;min-height:78px;padding:14px 16px;display:grid;align-content:center;justify-items:center;gap:6px;border-color:rgba(255,255,255,.34);border-radius:17px;background:rgba(255,255,255,.035);color:var(--chalk);text-align:center;}.unit-curriculum-card .exam-readiness.ready{border-color:rgba(62,206,129,.58);background:rgba(38,137,87,.13);color:#8cf0b8;}.unit-curriculum-card .exam-readiness b{font-size:12px;}.unit-curriculum-card .exam-readiness small{font-size:12px;font-variant-numeric:tabular-nums;}.unit-curriculum-card .curriculum-open{grid-column:4;grid-row:1;justify-self:end;}.unit-curriculum-grid .curriculum-entity-delete{top:4px;right:5px;}@media (max-width:700px){.unit-curriculum-card{min-height:214px;padding:22px 17px 17px;grid-template-columns:54px minmax(0,1fr) 43px;grid-template-rows:minmax(92px,auto) auto;gap:12px 13px;border-radius:20px;}.unit-curriculum-card .curriculum-index{width:54px;height:54px;border-radius:16px;font-size:17px;}.unit-curriculum-card>div h2{font-size:22px;}.unit-curriculum-card .exam-readiness{grid-column:1/-1;grid-row:2;min-height:62px;grid-template-columns:1fr auto;justify-items:start;text-align:start;}.unit-curriculum-card .curriculum-open{grid-column:3;grid-row:1;}}.lesson-curriculum-grid{gap:16px;}.lesson-curriculum-card{min-height:164px;padding:24px 28px;grid-template-columns:64px minmax(0,1fr) 164px 48px;grid-template-rows:1fr;align-items:center;gap:22px;border-radius:24px;background:linear-gradient(100deg,rgba(255,255,255,.035),transparent 44%),rgba(12,15,13,.88);box-shadow:0 16px 40px rgba(0,0,0,.32);}.lesson-curriculum-card:hover{border-color:rgba(255,255,255,.64);box-shadow:0 20px 46px rgba(0,0,0,.42),0 0 24px rgba(255,255,255,.045);}.lesson-curriculum-card .curriculum-index{width:64px;height:64px;border-radius:19px;background:var(--chalk);color:var(--board);font-size:20px;box-shadow:0 8px 22px rgba(0,0,0,.38);}.lesson-curriculum-card>div h2{max-width:100%;margin:7px 0 6px;font-size:clamp(24px,3vw,32px);line-height:1.17;}.lesson-curriculum-card>div small{font-size:12px;}.lesson-curriculum-card>div p{font-size:12px;}.lesson-curriculum-card .exam-readiness{min-width:0;min-height:78px;padding:14px 16px;display:grid;align-content:center;justify-items:center;gap:6px;border-color:rgba(255,255,255,.34);border-radius:17px;background:rgba(255,255,255,.035);color:var(--chalk);text-align:center;}.lesson-curriculum-card .exam-readiness.ready{border-color:rgba(62,206,129,.58);background:rgba(38,137,87,.13);color:#8cf0b8;}.lesson-curriculum-card .exam-readiness b{font-size:12px;}.lesson-curriculum-card .exam-readiness small{font-size:12px;font-variant-numeric:tabular-nums;}.lesson-curriculum-card .curriculum-open{grid-column:4;grid-row:1;justify-self:end;}.lesson-curriculum-grid .curriculum-entity-delete{top:4px;right:5px;}.question-admin-list{display:grid;gap:18px;}.qa-admin-card{border-radius:24px;border-color:rgba(255,255,255,.35);background:rgba(12,15,13,.9);box-shadow:0 16px 40px rgba(0,0,0,.34);}.qa-admin-card>header{min-height:126px;padding:24px;grid-template-columns:58px minmax(0,1fr) auto;gap:18px;background:linear-gradient(100deg,rgba(255,255,255,.035),transparent 48%);}.qa-number{width:58px;height:58px;display:grid;place-items:center;border-radius:18px;background:var(--chalk);color:var(--board);font-size:16px;font-weight:900;}.qa-admin-card header small{display:inline-flex;padding:5px 9px;border:1px solid rgba(255,255,255,.22);border-radius:999px;color:var(--muted);font-size:12px;letter-spacing:.06em;}.qa-admin-card h3{margin:9px 0 0;font-size:clamp(18px,2.25vw,23px);line-height:1.55;}.qa-admin-card>header img{width:108px;height:78px;padding:3px;object-fit:contain;border-radius:15px;box-shadow:0 8px 22px rgba(0,0,0,.32);}.qa-edit-panel>.qa-editor-toggle{box-sizing:border-box;width:100%;min-height:64px;margin:0;padding:10px 18px;display:grid;grid-template-columns:42px minmax(0,1fr) 36px;align-items:center;justify-content:stretch;gap:12px;border-top:1px solid var(--line);background:rgba(255,255,255,.018);text-align:start;}.qa-edit-panel>.qa-editor-toggle:hover{background:rgba(255,255,255,.045);}.qa-editor-toggle .qa-toggle-icon{width:42px;height:42px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.28);border-radius:13px;background:rgba(255,255,255,.055);color:var(--chalk);}.qa-editor-toggle .qa-toggle-icon svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}.qa-editor-toggle>span:nth-child(2){min-width:0;display:grid;gap:2px;}.qa-editor-toggle b{color:var(--chalk);font-size:12px;}.qa-editor-toggle small{padding:0;border:0;color:var(--muted);font-size:12px;}.qa-edit-panel>.qa-editor-toggle>i{width:36px;height:36px;display:grid;place-items:center;border:1px solid var(--line);border-radius:11px;background:rgba(255,255,255,.04);color:var(--chalk);font-size:18px;font-style:normal;}.qa-answer-preview>summary{min-height:58px;padding:9px 18px;display:grid;grid-template-columns:38px minmax(0,1fr) 32px;align-items:center;gap:11px;background:rgba(41,167,101,.075);color:#8cf0b8;}.qa-answer-preview>summary>span{width:38px;height:38px;display:grid;place-items:center;border:1px solid rgba(92,220,151,.38);border-radius:12px;background:rgba(41,167,101,.1);}.qa-answer-preview>summary svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;}.qa-answer-preview>summary b{font-size:12px;}.qa-answer-preview>summary>i{font-size:17px;font-style:normal;transition:transform .2s ease;}.qa-answer-preview[open]>summary>i{transform:rotate(180deg);}@media (max-width:700px){.lesson-curriculum-card{min-height:214px;padding:22px 17px 17px;grid-template-columns:54px minmax(0,1fr) 43px;grid-template-rows:minmax(92px,auto) auto;gap:12px 13px;border-radius:20px;}.lesson-curriculum-card .curriculum-index{width:54px;height:54px;border-radius:16px;font-size:17px;}.lesson-curriculum-card>div h2{font-size:22px;}.lesson-curriculum-card .exam-readiness{grid-column:1/-1;grid-row:2;min-height:62px;grid-template-columns:1fr auto;justify-items:start;text-align:start;}.lesson-curriculum-card .curriculum-open{grid-column:3;grid-row:1;}.qa-admin-card>header{min-height:0;padding:18px;grid-template-columns:48px minmax(0,1fr);gap:13px;}.qa-number{width:48px;height:48px;border-radius:15px;font-size:13px;}.qa-card-header-actions{grid-column:2;}.qa-admin-card>header img{width:92px;height:66px;}.qa-admin-card h3{font-size:17px;}.qa-edit-panel>.qa-editor-toggle{min-height:60px;padding:9px 12px;grid-template-columns:38px minmax(0,1fr) 32px;gap:9px;}.qa-editor-toggle .qa-toggle-icon{width:38px;height:38px;}.qa-edit-panel>.qa-editor-toggle>i{width:32px;height:32px;}.qa-editor-toggle small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}}.focused-answer-review{display:grid;gap:16px;}.focused-answer-review>header{margin:8px 0 4px;}.focused-review-card{--review-accent:#dc5967;--review-soft:rgba(220,89,103,.09);position:relative;margin:0;padding:24px;overflow:hidden;border:1px solid color-mix(in srgb,var(--review-accent) 56%,var(--line));border-inline-start:5px solid var(--review-accent);border-radius:24px;background:linear-gradient(105deg,var(--review-soft),transparent 46%),
    rgba(12,15,13,.92);box-shadow:0 16px 40px rgba(0,0,0,.34);}.focused-review-card.correct{--review-accent:#42c985;--review-soft:rgba(66,201,133,.09);}.focused-review-card.wrong{--review-accent:#ef5968;}.focused-review-card>header{min-height:66px;grid-template-columns:54px minmax(0,1fr) 44px;align-items:center;gap:16px;}.focused-review-card>header>span{width:54px;height:54px;border:1px solid color-mix(in srgb,var(--review-accent) 45%,var(--line));border-radius:17px;background:var(--review-soft);color:var(--review-accent);font-size:16px;font-weight:900;font-variant-numeric:tabular-nums;}.focused-review-card>header small{display:inline-flex;width:max-content;padding:4px 9px;border:1px solid color-mix(in srgb,var(--review-accent) 34%,transparent);border-radius:999px;background:var(--review-soft);color:var(--review-accent);font-size:12px;font-weight:850;letter-spacing:.08em;}.focused-review-card h3{margin:8px 0 0;color:var(--chalk);font-size:clamp(18px,2.25vw,23px);line-height:1.5;}.focused-review-card>header>b{width:44px;height:44px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--review-accent) 55%,transparent);border-radius:50%;background:var(--review-soft);color:var(--review-accent);font-family:Arial,sans-serif;font-size:24px;line-height:1;}.focused-review-card .exam-question-image{max-width:min(100%,520px);max-height:300px;margin:20px auto 4px;border:1px solid rgba(255,255,255,.48);border-radius:18px;box-shadow:0 12px 30px rgba(0,0,0,.38);}.focused-review-card .review-answer-lines{margin-top:20px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:10px;}.focused-review-card .review-answer-lines p{min-height:74px;padding:14px 16px;display:grid;grid-template-columns:minmax(105px,.32fr) minmax(0,1fr);align-items:center;gap:15px;border:1px solid rgba(255,255,255,.12);border-radius:15px;background:rgba(255,255,255,.035);}.focused-review-card .review-answer-lines p small{color:rgba(255,255,245,.62);font-size:14px;font-weight:800;}.focused-review-card .review-answer-lines p b{color:var(--chalk);font-size:17px;line-height:1.55;font-weight:700;}.map-review-card{--review-accent:#d8c675;--review-soft:rgba(216,198,117,.08);}.map-review-card .map-review-grid{gap:10px;}.map-review-card .map-review-grid>div{min-height:74px;padding:12px;border:1px solid rgba(255,255,255,.12);border-radius:15px;background:rgba(255,255,255,.035);}.map-review-card .map-review-grid>div.correct{border-color:#70aa8b;background:#e0f3e8;}.map-review-card .map-review-grid>div.wrong{border-color:#da7d87;background:#fbe5e7;}.map-review-card .map-review-grid>div:is(.correct,.wrong) :is(b,small),
.map-review-card .map-review-grid>div>span{color:#000;}.map-review-card .map-review-grid>div>span{border:1px solid rgba(0,0,0,.16);background:#fff;color:#000;}.map-review-card .map-review-grid>div small{font-size:14px;font-weight:800;}.map-review-card .map-review-grid>div b{font-size:17px;font-weight:700;line-height:1.5;}@media (max-width:640px){.focused-answer-review{gap:12px;}.focused-review-card{padding:17px;border-radius:19px;}.focused-review-card>header{grid-template-columns:44px minmax(0,1fr) 36px;gap:11px;}.focused-review-card>header>span{width:44px;height:44px;border-radius:14px;font-size:13px;}.focused-review-card>header>b{width:36px;height:36px;font-size:20px;}.focused-review-card h3{font-size:16px;}.focused-review-card .review-answer-lines{grid-template-columns:1fr;}.focused-review-card .review-answer-lines p{min-height:0;grid-template-columns:1fr;gap:5px;padding:12px 13px;}}html[data-theme="chalk-light"] .login-card-logo img{opacity:1;filter:invert(1) grayscale(1) contrast(1.8) drop-shadow(0 2px 3px rgba(0,0,0,.14));transform:scale(1.08);}html[data-theme="chalk-light"] .auth-viewport-shell,
html[data-theme="chalk-light"] .auth-viewport-shell .app-viewport-content,
html[data-theme="chalk-light"] .login-auth-shell{background:transparent;}html[data-theme="chalk-light"] .login-auth-shell .auth-card{border-color:rgba(8,10,9,.42);background:rgba(255,255,255,.96);color:var(--text);box-shadow:0 18px 42px rgba(8,10,9,.1);}.topbar nav .desktop-language,
.topbar nav .appearance-toggle,
.gender-gate-language,
.auth-language-switch,
.topbar nav .desktop-language *,
.topbar nav .appearance-toggle *{cursor:pointer;}html[data-theme="chalk-light"][data-palette="pink"]{--bg:#f6e6ed;--card:#fffafd;--soft:#eed4df;--text:#332531;--heading:#281b29;--muted:#685363;--line:rgba(99,62,85,.29);--brand:#60405c;--brand-dark:#4a3047;--brand-soft:#926d8a;--accent:#60405c;--chalk:#8e667f;--chalk-dim:rgba(92,58,80,.66);--chalk-faint:rgba(92,58,80,.1);--board:#f6e6ed;--board-raised:#fffafd;--board-soft:#eed4df;--shadow:0 15px 36px rgba(91,42,60,.13),inset 0 1px 0 rgba(255,255,255,.94);}html[data-theme="chalk-light"][data-palette="blue"]{--bg:#dfedf5;--card:#fafdff;--soft:#c9dfeb;--text:#1b3040;--heading:#10283a;--muted:#496475;--line:rgba(40,91,121,.29);--brand:#1d526f;--brand-dark:#123b54;--brand-soft:#618ca3;--accent:#1d526f;--chalk:#547f99;--chalk-dim:rgba(35,78,102,.66);--chalk-faint:rgba(35,78,102,.1);--board:#dfedf5;--board-raised:#fafdff;--board-soft:#c9dfeb;--shadow:0 15px 36px rgba(24,76,106,.13),inset 0 1px 0 rgba(255,255,255,.94);}html[data-theme="dark"] .landing-page{--landing-cosmos-base:#151b24;--landing-cosmos-center:rgba(37,56,72,.48);--landing-star:rgba(178,225,255,.2);--landing-desk-top:#718d9f;--landing-desk-mid:#435f74;--landing-desk-bottom:#253e52;--landing-desk-outline:rgba(209,240,255,.48);--landing-desk-shadow:rgba(7,20,34,.6);}html[data-theme="chalk-light"][data-palette="white"] .landing-page{--landing-cosmos-base:rgba(247,249,252,.92);--landing-cosmos-center:rgba(196,220,235,.18);--landing-star:rgba(37,78,103,.12);--landing-desk-top:#829baa;--landing-desk-mid:#527386;--landing-desk-bottom:#2b4c61;--landing-desk-outline:rgba(205,232,245,.72);--landing-desk-shadow:rgba(25,60,80,.3);}html[data-theme="chalk-light"][data-palette="pink"] .landing-page{--landing-cosmos-base:rgba(246,230,237,.94);--landing-cosmos-center:rgba(111,69,97,.07);--landing-star:rgba(92,30,57,.13);--landing-desk-top:#8d82a4;--landing-desk-mid:#605678;--landing-desk-bottom:#38354f;--landing-desk-outline:rgba(239,218,250,.65);--landing-desk-shadow:rgba(57,39,72,.35);}html[data-theme="chalk-light"][data-palette="blue"] .landing-page{--landing-cosmos-base:rgba(223,237,245,.95);--landing-cosmos-center:rgba(40,91,121,.08);--landing-star:rgba(18,62,87,.13);--landing-desk-top:#7e91b3;--landing-desk-mid:#4e668d;--landing-desk-bottom:#2d4768;--landing-desk-outline:rgba(210,231,252,.7);--landing-desk-shadow:rgba(30,65,102,.32);}html[data-theme="chalk-light"][data-palette="pink"] .site-academic-pattern{color:#936e84;opacity:.2;}html[data-theme="chalk-light"][data-palette="blue"] .site-academic-pattern{color:#638da4;opacity:.2;}html[data-theme="chalk-light"]:is([data-palette="pink"],[data-palette="blue"]) :is(.gender-gate,.page-loading-overlay){background:var(--board);}html[data-theme="chalk-light"]:is([data-palette="pink"],[data-palette="blue"]) :is(
  .subject-card,.grade-card,.curriculum-card,.student-unit-link,.lesson-entry,
  .direct-question-card,.focused-exam-question,.unit-exam-question,.lesson-exam-entry,
  .map-question-card,.admin-card,.account-empty-state,.saved-profile-card,.add-profile-panel,
  .profile-wizard-step,.gender-gate-options button,.wizard-grade-grid button,.auth-card
){background:var(--card);border-color:var(--line);box-shadow:var(--shadow);}html[data-theme="chalk-light"]{--paper-control:color-mix(in srgb,var(--card) 84%,var(--soft));--paper-control-hover:color-mix(in srgb,var(--card) 68%,var(--soft));--paper-danger:#9d3440;--danger:var(--paper-danger);--on-danger:#fff;--success:var(--paper-success);--paper-danger-soft:#fff0f2;--paper-success:#176746;--paper-success-soft:#e9f8f1;}html[data-theme="chalk-light"] body,
html[data-theme="chalk-light"] main,
html[data-theme="chalk-light"] .page,
html[data-theme="chalk-light"] .admin-page,
html[data-theme="chalk-light"] .auth-card,
html[data-theme="chalk-light"] .gender-gate-shell{color:var(--text);}html[data-theme="chalk-light"] :is(
  .profile-wizard-step h1,.profile-wizard-step h2,
  .saved-profile-card strong,.add-profile-panel summary,.account-empty-state h1,.account-empty-state h2,
  .auth-card h1,.auth-card h2,.auth-card strong,.auth-switch strong,
  .subject-card h2,.subject-card h3,.grade-card h2,.grade-card h3,
  .student-selection-heading h1,.student-unit-copy h2,.student-lessons-section h2,
  .curriculum-card h2,.curriculum-card h3,.curriculum-heading h1,.curriculum-heading h2,
  .lesson-entry h2,.lesson-entry h3,.direct-question-heading h2,
  .focused-exam-hero h1,.focused-exam-question h2,.focused-review-card h3,
  .unit-exam-question h2,.lesson-exam-entry h2,.map-question-card h2,.map-review-card h3,
  .admin-hero h1,.admin-card h1,.admin-card h2,.admin-card h3,.admin-section-title,
  .subject-curriculum-card h2,.unit-curriculum-card h2,.lesson-curriculum-card h2,
  .qa-admin-card h3,.qa-editor-toggle b,.upload-method-card summary,.lesson-settings summary,
  table,thead,tbody,tr,th,td
){color:var(--heading);text-shadow:none;}html[data-theme="chalk-light"] :is(
  .gender-gate .profile-wizard-step>p,.gender-gate-shell>p,.saved-profile-card small,
  .add-profile-panel p,.account-empty-state p,.auth-card p,.auth-switch,.or,
  .subject-card p,.grade-card p,.student-selection-heading p,.student-unit-copy p,
  .curriculum-card p,.lesson-entry p,.direct-question-heading small,
  .focused-exam-hero p,.focused-exam-question-heading small,
  .unit-exam-question p,.lesson-exam-entry p,.map-question-card p,
  .admin-card p,.admin-card small,.qa-editor-toggle small,
  .hint,.help-text,.field-help
){color:var(--muted);text-shadow:none;}html[data-theme="chalk-light"] :is(
  .saved-profile-card,.add-profile-panel,.profile-wizard-step,.gender-gate-options button,
  .wizard-grade-grid button,.account-empty-state,.auth-card,
  .subject-curriculum-card,.unit-curriculum-card,.lesson-curriculum-card,.qa-admin-card,
  .direct-qa-page .direct-question-card:not(.map-direct-card),
  .direct-qa-page .lesson-exam-entry,.focused-review-card,.map-review-card,
  .focused-review-card .review-answer-lines p,.map-review-card .map-review-grid>div
){border-color:var(--line);background:var(--card);color:var(--text);box-shadow:var(--shadow);}html[data-theme="chalk-light"] body .focused-answer-review .focused-review-card:is(.correct,.wrong){border-color:color-mix(in srgb,var(--review-accent) 56%,var(--line));border-inline-start-color:var(--review-accent);}html[data-theme="chalk-light"] .add-profile-panel summary{min-height:42px;padding:10px 14px;border-radius:14px;background:var(--paper-control);color:var(--heading);cursor:pointer;}html[data-theme="chalk-light"] .add-profile-panel summary:is(:hover,:focus-visible){background:var(--paper-control-hover);outline:2px solid color-mix(in srgb,var(--brand) 28%,transparent);outline-offset:2px;}html[data-theme="chalk-light"] .gender-gate .profile-wizard-progress span{border-color:var(--line);background:var(--card);color:var(--heading);}html[data-theme="chalk-light"] .gender-gate .profile-wizard-progress span.active{border-color:var(--brand);background:var(--brand);color:#fff;}html[data-theme="chalk-light"] :is(input,select,textarea,.file-drop){border-color:var(--line);background:var(--card);color:var(--text);caret-color:var(--heading);}html[data-theme="chalk-light"] :is(input,textarea)::placeholder{color:var(--muted);opacity:1;}html[data-theme="chalk-light"] option{background:var(--card);color:var(--text);}html[data-theme="chalk-light"] :is(
  .secondary,.google-button,.password-toggle,.ui-back-link,
  .map-label-tabs button:not(.active),.focused-choices label,.focused-choices button,
  .tabs button:not(.active),.qa-editor-toggle,.upload-method-card summary,.lesson-settings summary,
  .curriculum-open,.admin-global-search
){border-color:var(--line);background:var(--paper-control);color:var(--heading);box-shadow:none;}html[data-theme="chalk-light"] :is(
  .secondary,.google-button,.password-toggle,.ui-back-link,
  .map-label-tabs button:not(.active),.focused-choices label,.focused-choices button,
  .tabs button:not(.active),.qa-editor-toggle,.upload-method-card summary,.lesson-settings summary,
  .curriculum-open
):is(:hover,:focus-visible){border-color:color-mix(in srgb,var(--brand) 56%,var(--line));background:var(--paper-control-hover);color:var(--heading);}html[data-theme="chalk-light"] :is(.primary,.account-link:not(.nav-action),.wizard-start,.direct-next-question,.tabs button.active){border-color:var(--brand-dark);background:linear-gradient(135deg,var(--brand-dark),var(--brand));color:#fff;}html[data-theme="chalk-light"] :is(.primary,.account-link:not(.nav-action),.wizard-start,.direct-next-question,.tabs button.active) *{color:inherit;}html[data-theme="chalk-light"][data-palette="white"]{--student-solid-action:#666b72;--student-solid-action-hover:#555a61;}html[data-theme="chalk-light"][data-palette="white"] :is(body.app-viewport-shell:not(.admin-bg),body.auth-viewport-shell) :is(
  .primary,
  .account-link:not(.nav-action),
  .wizard-start,
  .direct-next-question,
  .tabs button.active,
  .guest-account-callout a,
  .student-identity-back:not(.guest-session-back)
){border-color:var(--student-solid-action);background:var(--student-solid-action);background-image:none;color:#fff;box-shadow:0 8px 20px rgba(61,65,70,.2);}html[data-theme="chalk-light"][data-palette="white"] :is(body.app-viewport-shell:not(.admin-bg),body.auth-viewport-shell) :is(
  .primary,
  .account-link:not(.nav-action),
  .wizard-start,
  .direct-next-question,
  .tabs button.active,
  .guest-account-callout a,
  .student-identity-back:not(.guest-session-back)
):is(:hover,:focus-visible){border-color:var(--student-solid-action-hover);background:var(--student-solid-action-hover);color:#fff;box-shadow:0 11px 25px rgba(61,65,70,.26);}html[data-theme="chalk-light"][data-palette="white"] :is(body.app-viewport-shell:not(.admin-bg),body.auth-viewport-shell) .student-photo-form input[type="file"]::file-selector-button{background:var(--student-solid-action);color:#fff;}html[data-theme="chalk-light"] :is(.danger,.scan-delete button,.saved-profile-delete,.qa-card-delete){border-color:color-mix(in srgb,var(--paper-danger) 66%,var(--line));background:var(--paper-danger-soft);color:var(--paper-danger);}html[data-theme="chalk-light"] :is(.danger,.scan-delete button,.saved-profile-delete,.qa-card-delete):is(:hover,:focus-visible){border-color:var(--paper-danger);background:var(--paper-danger);color:#fff;}html[data-theme="chalk-light"] :is(.success,.direct-question-next.complete,.qa-answer-preview>summary){border-color:color-mix(in srgb,var(--paper-success) 48%,var(--line));background:var(--paper-success-soft);color:var(--paper-success);}html[data-theme="chalk-light"] .direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading>span,
html[data-theme="chalk-light"] :is(.grade-curriculum-card,.subject-curriculum-card,.unit-curriculum-card,.lesson-curriculum-card) .curriculum-index,
html[data-theme="chalk-light"] .student-unit-index,
html[data-theme="chalk-light"] .student-unit-enter,
html[data-theme="chalk-light"] .qa-number,
html[data-theme="chalk-light"] .focused-exam-question-heading>span{border-color:var(--brand);background:var(--brand);color:#fff;box-shadow:none;}html[data-theme="chalk-light"] .direct-qa-page .direct-question-card:not(.map-direct-card) .direct-question-heading h2,
html[data-theme="chalk-light"] .focused-review-card h3,
html[data-theme="chalk-light"] .focused-review-card .review-answer-lines p b{color:#000;text-shadow:none;}html[data-theme="chalk-light"] .direct-qa-page .direct-question-card:not(.map-direct-card) .direct-reveal{border-color:var(--brand);background:var(--paper-control);color:var(--heading);box-shadow:none;}html[data-theme="chalk-light"] .direct-qa-page .direct-question-card:not(.map-direct-card) .direct-answer-box{border-color:color-mix(in srgb,var(--paper-success) 55%,var(--line));background:var(--paper-success-soft);color:var(--paper-success);}html[data-theme="chalk-light"] .focused-review-card .review-answer-lines p small{color:#000;}html[data-theme="chalk-light"] :is(.unit-curriculum-card,.lesson-curriculum-card) .exam-readiness{border-color:var(--line);background:var(--paper-control);color:var(--heading);}html[data-theme="chalk-light"] :is(.unit-curriculum-card,.lesson-curriculum-card) .exam-readiness.ready{border-color:color-mix(in srgb,var(--paper-success) 54%,var(--line));background:var(--paper-success-soft);color:var(--paper-success);}html[data-theme="chalk-light"] .qa-edit-panel>.qa-editor-toggle>i,
html[data-theme="chalk-light"] .qa-editor-toggle .qa-toggle-icon{border-color:var(--line);background:var(--paper-control);color:var(--heading);}html[data-theme="chalk-light"] .topbar nav[data-open="true"],
html[data-theme="chalk-light"] .topbar nav.open{background:var(--card);color:var(--heading);}html[data-theme="chalk-light"] .topbar :is(
  .nav-action,.nav-action-label,.nav-action-icon,.mobile-menu-toggle
){color:var(--heading);stroke:var(--heading);}html[data-theme="chalk-light"] .topbar .mobile-menu-toggle span{background:var(--heading);}html[data-theme="chalk-light"] .topbar nav .nav-action:is(:hover,:focus-visible){border-color:color-mix(in srgb,var(--heading) 52%,var(--line));background:color-mix(in srgb,var(--heading) 8%,transparent);color:var(--heading);}html[data-theme="chalk-light"] .topbar nav.open .nav-action,
html[data-theme="chalk-light"] .topbar nav[data-open="true"] .nav-action{color:var(--heading);stroke:var(--heading);}html[data-theme="chalk-light"] body .gender-gate .gender-gate-shell :is(
  .profile-wizard-step,.saved-profile-card,.add-profile-panel,
  .gender-gate-options button,.wizard-grade-grid button,.account-empty-state
){background-color:transparent;background-image:none;box-shadow:none;backdrop-filter:none;}html[data-theme="chalk-light"] body .gender-gate .gender-gate-shell :is(.profile-wizard-step,.account-empty-state){border-color:transparent;}html[data-theme="chalk-light"] body .gender-gate .gender-gate-shell .add-profile-panel{border-color:transparent;}html[data-theme="chalk-light"] body .gender-gate .gender-gate-shell .add-profile-panel summary,
html[data-theme="chalk-light"] body .gender-gate .gender-gate-shell .add-profile-panel summary:is(:hover,:focus-visible){border:0;background:transparent;box-shadow:none;color:var(--heading);outline:0;text-decoration:none;}html[data-theme="chalk-light"] body .gender-gate .gender-gate-shell .add-profile-panel summary:focus-visible{text-decoration:underline;text-underline-offset:4px;}html[data-theme="chalk-light"] body .gender-gate .gender-gate-shell .profile-wizard-progress span{box-shadow:none;}html[data-theme="chalk-light"] body .gender-gate .gender-gate-shell .saved-profile-delete,
html[data-theme="chalk-light"] body .gender-gate .gender-gate-shell .saved-profile-delete:is(:hover,:focus-visible){border:0;background:transparent;box-shadow:none;color:var(--paper-danger);outline:0;}body.admin-bg .admin-navigation-shell{padding:9px;gap:10px;border:1px solid var(--line);border-radius:20px;background:color-mix(in srgb,var(--board) 82%,var(--card));box-shadow:0 10px 28px color-mix(in srgb,var(--heading) 9%,transparent);backdrop-filter:blur(14px);}body.admin-bg .admin-navigation-shell .admin-section-nav{padding:2px;gap:4px;background:transparent;}body.admin-bg .admin-navigation-shell .admin-section-nav a{min-height:42px;padding-inline:15px;border:1px solid transparent;border-radius:12px;background:transparent;color:var(--muted);box-shadow:none;transition:color .18s ease,background .18s ease,border-color .18s ease,transform .18s ease;}body.admin-bg .admin-navigation-shell .admin-section-nav a:is(:hover,:focus-visible){border-color:var(--line);background:color-mix(in srgb,var(--card) 74%,var(--soft));color:var(--heading);outline:0;transform:translateY(-1px);}body.admin-bg .admin-navigation-shell .admin-section-nav a.active,
body.admin-bg .admin-navigation-shell .admin-section-nav a.active:is(:hover,:focus-visible){border-color:var(--chalk);background:var(--chalk);color:var(--board);box-shadow:none;transform:none;}body.admin-bg .admin-navigation-shell .admin-global-search{height:46px;padding:5px 7px 5px 12px;gap:8px;border:1px solid var(--line);border-radius:14px;background:var(--card);color:var(--text);box-shadow:none;}html[dir="rtl"] body.admin-bg .admin-navigation-shell .admin-global-search{padding:5px 12px 5px 7px;}body.admin-bg .admin-navigation-shell .admin-global-search svg{width:20px;height:20px;stroke:var(--heading);}body.admin-bg .admin-navigation-shell .admin-global-search input{height:34px;padding-inline:3px;border:0;border-radius:0;background:transparent;color:var(--heading);box-shadow:none;outline:0;}body.admin-bg .admin-navigation-shell .admin-global-search input::placeholder{color:var(--muted);opacity:1;}body.admin-bg .admin-navigation-shell .admin-global-search button{min-width:64px;height:34px;padding-inline:14px;border:1px solid var(--chalk);border-radius:10px;background:var(--chalk);color:var(--board);box-shadow:none;font-weight:800;}body.admin-bg .admin-navigation-shell .admin-global-search button:is(:hover,:focus-visible){filter:brightness(1.08);outline:2px solid color-mix(in srgb,var(--chalk) 28%,transparent);outline-offset:2px;}html[data-theme="chalk-light"] body.admin-bg .admin-navigation-shell .admin-section-nav a.active,
html[data-theme="chalk-light"] body.admin-bg .admin-navigation-shell .admin-global-search button{color:#fff;}@media (max-width:720px){body.admin-bg .admin-navigation-shell{padding:7px;gap:7px;border-radius:16px;}body.admin-bg .admin-navigation-shell .admin-section-nav a{min-height:38px;padding-inline:12px;}body.admin-bg .admin-navigation-shell .admin-global-search{height:44px;}}body.admin-bg .admin-game-control{--agc-accent:#b62b41;--agc-state:#168565;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:14px 22px;min-width:0;padding:16px 18px;border:1px solid color-mix(in srgb,var(--agc-accent) 19%,var(--line));border-radius:20px;background:linear-gradient(135deg,color-mix(in srgb,var(--agc-accent) 5%,var(--card)),var(--card));color:var(--heading);box-shadow:0 7px 22px rgba(20,34,48,.04);}body.admin-bg .admin-game-control__identity{display:flex;align-items:center;gap:12px;min-width:0;}body.admin-bg .admin-game-control__icon{display:grid;place-items:center;flex:0 0 42px;width:42px;height:42px;border:1px solid color-mix(in srgb,var(--agc-accent) 21%,var(--line));border-radius:13px;background:color-mix(in srgb,var(--agc-accent) 9%,var(--card));color:color-mix(in srgb,var(--agc-accent) 74%,var(--heading));}body.admin-bg .admin-game-control__icon svg{width:25px;height:25px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}body.admin-bg .admin-game-control__copy{min-width:0;line-height:1.55;}body.admin-bg .admin-game-control__copy h2{display:inline;margin:0;margin-inline-end:8px;color:var(--heading);font-size:18px;font-weight:750;line-height:1.4;}body.admin-bg .admin-game-control__copy p{margin:5px 0 0;color:var(--muted);font-size:12px;line-height:1.65;overflow-wrap:anywhere;}body.admin-bg .admin-game-control[data-game-state="off"],
body.admin-bg .admin-game-control__status[data-game-state="off"]{--agc-state:#8d192c;}body.admin-bg .admin-game-control[data-game-state="error"],
body.admin-bg .admin-game-control__status[data-game-state="error"]{--agc-state:#9b6115;}body.admin-bg .admin-game-control__status{display:inline-flex;align-items:center;gap:6px;max-width:100%;padding:4px 9px;border:1px solid color-mix(in srgb,var(--agc-state) 32%,var(--line));border-radius:999px;background:color-mix(in srgb,var(--agc-state) 9%,var(--card));color:color-mix(in srgb,var(--agc-state) 55%,var(--heading));font-size:11px;font-weight:700;line-height:1.35;vertical-align:middle;}body.admin-bg .admin-game-control__status::before{content:"";width:6px;height:6px;flex:0 0 6px;border-radius:50%;background:currentColor;}body.admin-bg .admin-game-control__actions{display:flex;flex-direction:column;align-items:flex-end;gap:6px;min-width:0;}body.admin-bg .admin-game-control__actions form{margin:0;}body.admin-bg .admin-game-control .button.admin-game-control__toggle{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-width:152px;min-height:44px;margin:0;padding:10px 15px;border:1px solid #721622;border-radius:12px;background:#8d192c;background-image:none;color:#fff;font-size:13px;font-weight:700;line-height:1.4;text-align:center;text-decoration:none;white-space:nowrap;box-shadow:none;cursor:pointer;transition:background-color .16s ease,border-color .16s ease;}body.admin-bg .admin-game-control .button.admin-game-control__toggle[data-next-enabled="1"]{border-color:#12634e;background:#14795e;}body.admin-bg .admin-game-control__toggle svg{flex:0 0 18px;width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}body.admin-bg .admin-game-control .button.admin-game-control__toggle:not(:disabled):hover{background:#721622;}body.admin-bg .admin-game-control .button.admin-game-control__toggle[data-next-enabled="1"]:not(:disabled):hover{background:#12634e;}body.admin-bg .admin-game-control .button.admin-game-control__toggle:focus-visible{outline:3px solid var(--heading);outline-offset:3px;}body.admin-bg .admin-game-control .button.admin-game-control__toggle:disabled{opacity:.58;cursor:not-allowed;}body.admin-bg .admin-game-control__note{grid-column:1 / -1;max-width:100%;margin:0;color:var(--muted);font-size:11px;line-height:1.55;text-align:start;overflow-wrap:anywhere;}@media (max-width:620px){body.admin-bg .admin-game-control{grid-template-columns:minmax(0,1fr);gap:13px;padding:14px;border-radius:16px;}body.admin-bg .admin-game-control__identity{gap:10px;}body.admin-bg .admin-game-control__icon{flex-basis:38px;width:38px;height:38px;border-radius:11px;}body.admin-bg .admin-game-control__copy h2{font-size:17px;}body.admin-bg .admin-game-control__actions{align-items:stretch;}body.admin-bg .admin-game-control__actions form{width:100%;}body.admin-bg .admin-game-control .button.admin-game-control__toggle{min-width:0;width:100%;}}@media (prefers-reduced-motion:reduce){body.admin-bg .admin-game-control .button.admin-game-control__toggle{transition:none;}}body.admin-bg .admin-main>.admin-hero{min-height:0;padding:15px 18px;gap:18px;border-radius:18px;background:color-mix(in srgb,var(--card) 88%,var(--board));box-shadow:none;}body.admin-bg .admin-main>.admin-hero .kicker{font-size:12px;letter-spacing:.07em;}body.admin-bg .admin-main>.admin-hero h1{margin:1px 0;font-size:clamp(25px,3.2vw,35px);line-height:1.15;}body.admin-bg .admin-main>.admin-hero p{max-width:760px;margin-top:3px;font-size:12px;line-height:1.55;}body.admin-bg .admin-main>.admin-hero .admin-health{min-width:150px;padding:9px 12px;border-radius:13px;background:transparent;box-shadow:none;}body.admin-bg .admin-main>.admin-hero .admin-health span{font-size:12px;}body.admin-bg .admin-main>.admin-hero .admin-health small{font-size:12px;}body.admin-bg .admin-section-page{padding-top:0;}body.admin-bg .admin-quick-actions{margin:0 0 14px;display:flex;justify-content:flex-start;flex-wrap:wrap;gap:7px;}body.admin-bg .admin-quick-actions a{min-height:38px;padding:8px 13px;border-radius:11px;font-size:12px;}@media (max-width:720px){body.admin-bg .admin-main>.admin-hero{padding:13px 14px;gap:9px;}body.admin-bg .admin-main>.admin-hero h1{font-size:25px;}body.admin-bg .admin-main>.admin-hero p{display:none;}body.admin-bg .admin-main>.admin-hero .admin-health{width:auto;min-width:0;padding:6px 9px;}}body.admin-bg .admin-message-list{gap:9px;}body.admin-bg .inbox-message{margin:0;padding:0;overflow:hidden;border:1px solid var(--line);border-radius:16px;background:var(--card);box-shadow:none;transition:border-color .18s ease,background .18s ease,box-shadow .18s ease;}body.admin-bg .inbox-message>summary{min-height:70px;padding:10px 14px;display:grid;grid-template-columns:10px minmax(180px,.8fr) minmax(160px,1fr) auto 32px;align-items:center;gap:12px;list-style:none;cursor:pointer;color:var(--text);}body.admin-bg .inbox-message>summary::-webkit-details-marker{display:none;}body.admin-bg .inbox-message>summary:is(:hover,:focus-visible){background:color-mix(in srgb,var(--card) 76%,var(--soft));outline:0;}body.admin-bg .inbox-message .message-state-dot{width:8px;height:8px;border-radius:50%;background:var(--muted);}body.admin-bg .inbox-message.new .message-state-dot{background:#2ba873;box-shadow:0 0 0 4px rgba(43,168,115,.13);}body.admin-bg .message-summary-copy{min-width:0;display:grid;gap:3px;}body.admin-bg .message-summary-copy b{overflow:hidden;color:var(--heading);font-size:13px;text-overflow:ellipsis;white-space:nowrap;}body.admin-bg .message-summary-copy small{overflow:hidden;color:var(--muted);font-size:12px;text-overflow:ellipsis;white-space:nowrap;}body.admin-bg .message-summary-preview{overflow:hidden;color:var(--muted);font-size:12px;text-overflow:ellipsis;white-space:nowrap;}body.admin-bg .message-summary-meta{min-width:92px;display:grid;justify-items:end;gap:4px;}body.admin-bg .message-summary-meta time{color:var(--muted);font-size:12px;white-space:nowrap;}body.admin-bg .message-summary-meta .payment-status{padding:4px 8px;font-size:12px;}body.admin-bg .inbox-message.read>summary,
body.admin-bg .inbox-message.resolved>summary{opacity:.72;}body.admin-bg .inbox-message.read .message-summary-copy b{font-weight:650;}body.admin-bg .message-expand-icon{width:30px;height:30px;display:grid;place-items:center;border:1px solid var(--line);border-radius:9px;background:transparent;color:var(--heading);font-size:18px;font-style:normal;transition:transform .2s ease;}body.admin-bg .inbox-message[open]{border-color:color-mix(in srgb,var(--brand) 55%,var(--line));box-shadow:0 14px 34px color-mix(in srgb,var(--heading) 10%,transparent);}body.admin-bg .inbox-message[open]>summary{border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--card) 82%,var(--soft));}body.admin-bg .inbox-message[open] .message-expand-icon{transform:rotate(180deg);}body.admin-bg .admin-message-detail{padding:18px;display:grid;gap:14px;}body.admin-bg .admin-message-detail>header{margin:0;padding:0 0 12px;border-bottom:1px solid var(--line);}body.admin-bg .admin-message-detail .message-body{margin:0;padding:14px 16px;border-radius:13px;background:var(--soft);color:var(--text);}body.admin-bg .message-read-form{display:none;}@media (max-width:760px){body.admin-bg .inbox-message>summary{min-height:66px;grid-template-columns:8px minmax(0,1fr) auto 28px;gap:9px;padding:9px 11px;}body.admin-bg .message-summary-preview{display:none;}body.admin-bg .message-summary-meta{min-width:0;}body.admin-bg .message-summary-meta time{display:none;}body.admin-bg .message-expand-icon{width:28px;height:28px;}body.admin-bg .admin-message-detail{padding:13px;}}html[data-theme="chalk-light"][data-palette="pink"]{--selected-bg:var(--brand);--selected-border:var(--brand-dark);--selected-text:#fff;}html[data-theme="chalk-light"][data-palette="blue"]{--selected-bg:var(--brand);--selected-border:var(--brand-dark);--selected-text:#fff;}html[data-theme="chalk-light"]:is([data-palette="pink"],[data-palette="blue"]) :is(
  button.active,a.active,[role="button"].active,button.is-active,a.is-active,
  button[aria-pressed="true"],a[aria-current="page"]:not(.nav-action),.tabs button.active,
  .admin-section-nav a.active,.map-label-tabs button.active,
  .focused-choices label.selected,.focused-choices button.selected,
  .gender-gate-options button.selected,.wizard-grade-grid button.selected
){border-color:var(--selected-border);background:var(--selected-bg);color:var(--selected-text);box-shadow:none;}html[data-theme="chalk-light"]:is([data-palette="pink"],[data-palette="blue"]) :is(
  button.active,a.active,[role="button"].active,button.is-active,a.is-active,
  button[aria-pressed="true"],a[aria-current="page"]:not(.nav-action),.tabs button.active,
  .admin-section-nav a.active,.map-label-tabs button.active,
  .focused-choices label.selected,.focused-choices button.selected,
  .gender-gate-options button.selected,.wizard-grade-grid button.selected
) *{color:inherit;stroke:currentColor;}html[data-theme] body .gender-gate .gender-gate-options button[aria-pressed="true"]{border:0;background:transparent;color:var(--heading);box-shadow:none;transform:none;}html[data-theme] body .gender-gate .gender-gate-options button[aria-pressed="true"] strong{color:var(--brand);}html[data-theme="chalk-light"]:is([data-palette="pink"],[data-palette="blue"]) body.admin-bg .admin-navigation-shell .admin-section-nav a.active{border-color:var(--selected-border);background:var(--selected-bg);color:var(--selected-text);}.topbar nav .appearance-toggle,
.topbar nav .appearance-toggle:hover,
.topbar nav .appearance-toggle:focus,
.topbar nav .appearance-toggle:active,
.topbar nav .appearance-toggle[aria-pressed="true"]{border-color:transparent;background:transparent;color:var(--text);box-shadow:none;}html[data-theme="chalk-light"][data-palette="blue"] .ui-back-link .ui-back-arrow{border-color:rgba(255,255,255,.42);background:var(--brand-dark);color:#fff;box-shadow:none;}html[data-theme="chalk-light"][data-palette="blue"] .lesson-list a.lesson-entry{border:2px solid color-mix(in srgb,var(--brand) 58%,transparent);background:#fff;box-shadow:0 12px 30px color-mix(in srgb,var(--brand) 13%,transparent),inset 0 1px 0 rgba(255,255,255,.92);}html[data-theme="chalk-light"][data-palette="blue"] .lesson-list a.lesson-entry::after{width:6px;background:linear-gradient(var(--brand-soft),var(--brand-dark));box-shadow:0 0 16px color-mix(in srgb,var(--brand) 30%,transparent);}html[data-theme="chalk-light"][data-palette="blue"] .lesson-list a.lesson-entry>b{border-color:color-mix(in srgb,var(--brand) 42%,transparent);background:linear-gradient(145deg,var(--brand),var(--brand-soft));color:#fff;box-shadow:0 6px 15px color-mix(in srgb,var(--brand) 20%,transparent);}html[data-theme="chalk-light"][data-palette="blue"] .lesson-card-enter{border-color:rgba(255,255,255,.86);background:linear-gradient(145deg,var(--brand),var(--brand-soft));color:#fff;box-shadow:0 8px 22px color-mix(in srgb,var(--brand) 30%,transparent),0 0 0 0 color-mix(in srgb,var(--brand) 24%,transparent);}html[data-theme="chalk-light"][data-palette="blue"] .lesson-list a.lesson-entry:not(.locked):is(:hover,:focus-visible){border-color:var(--brand);background:#fff;box-shadow:0 17px 36px color-mix(in srgb,var(--brand) 18%,transparent),0 0 0 3px color-mix(in srgb,var(--brand) 11%,transparent);}html[data-theme="chalk-light"][data-palette="blue"] .lesson-progress-track{border-color:color-mix(in srgb,var(--brand) 42%,transparent);background:color-mix(in srgb,var(--brand) 16%,transparent);box-shadow:inset 0 1px 3px color-mix(in srgb,var(--brand) 16%,transparent);}html[data-theme="chalk-light"][data-palette="blue"] .lesson-progress-track>i{background:linear-gradient(90deg,var(--brand-dark),var(--brand-soft));box-shadow:0 0 10px color-mix(in srgb,var(--brand) 32%,transparent);}html[data-theme="chalk-light"][data-palette="blue"] .student-unit-link{border-color:color-mix(in srgb,var(--brand) 58%,transparent);background:linear-gradient(135deg,color-mix(in srgb,var(--brand) 14%,transparent),var(--card) 42%,var(--card));box-shadow:0 15px 36px color-mix(in srgb,var(--brand) 14%,transparent),inset 0 1px 0 rgba(255,255,255,.92);}html[data-theme="chalk-light"][data-palette="blue"] .student-unit-link::before{background:linear-gradient(var(--brand-soft),var(--brand-dark));box-shadow:0 0 16px color-mix(in srgb,var(--brand) 34%,transparent);}html[data-theme="chalk-light"][data-palette="blue"] .student-unit-link::after{background:color-mix(in srgb,var(--brand) 12%,transparent);}html[data-theme="chalk-light"][data-palette="blue"] .student-unit-link:is(:hover,:focus-visible){border-color:var(--brand);box-shadow:0 20px 42px color-mix(in srgb,var(--brand) 19%,transparent),0 0 0 4px color-mix(in srgb,var(--brand) 11%,transparent);}html[data-theme="chalk-light"][data-palette="blue"] :is(
  .student-unit-copy small,.student-unit-progress>strong
){color:var(--brand-dark);}html[data-theme="chalk-light"][data-palette="blue"] .student-unit-progress>i{border-color:color-mix(in srgb,var(--brand) 36%,transparent);background:color-mix(in srgb,var(--brand) 15%,transparent);box-shadow:inset 0 1px 3px color-mix(in srgb,var(--brand) 15%,transparent);}html[data-theme="chalk-light"][data-palette="blue"] .student-unit-progress>i>b{background:linear-gradient(90deg,var(--brand-dark),var(--brand-soft));}html[data-theme="chalk-light"] :is(
  .subject-card,.kid-subject-card,.grade-curriculum-card,.subject-curriculum-card,
  .unit-curriculum-card,.lesson-curriculum-card,.curriculum-card,
  .student-unit-link,.lesson-entry,.lesson-exam-entry,
  .direct-question-card,.focused-exam-question,.focused-review-card,
  .unit-exam-question,.unit-review-card,.map-question-card,.map-review-card,
  .admin-card,.admin-record-card,.admin-table-card,.admin-message-card,
  .access-control-card,.contact-card,.auth-card,.compact-auth-card,.guest-transfer-card,
  .saved-profile-card,.account-empty-state,.add-profile-panel,.subscription-card,
  .scan-source-card,.scan-upload-card,.scan-convert-card,.scan-editor-card,.scan-section-card,
  .qa-admin-card,.unit-exam-admin-card,.upload-method-card,.lesson-publishing-panel,
  .qa-edit-panel,.map-item-panel,.unit-control-panel
){border-color:var(--line);background:var(--card);box-shadow:var(--shadow);}html[data-theme="chalk-light"] :is(
  .subject-card,.kid-subject-card,.grade-curriculum-card,.subject-curriculum-card,
  .unit-curriculum-card,.lesson-curriculum-card,.curriculum-card,
  .student-unit-link,.lesson-entry,.lesson-exam-entry,
  .direct-question-card,.focused-exam-question,.focused-review-card,
  .unit-exam-question,.unit-review-card,.map-question-card,.map-review-card,
  .admin-card,.admin-record-card,.admin-table-card,.admin-message-card,
  .access-control-card,.contact-card,.auth-card,.compact-auth-card,.guest-transfer-card,
  .saved-profile-card,.account-empty-state,.add-profile-panel,.subscription-card,
  .scan-source-card,.scan-upload-card,.scan-convert-card,.scan-editor-card,.scan-section-card,
  .qa-admin-card,.unit-exam-admin-card,.upload-method-card,.lesson-publishing-panel,
  .qa-edit-panel,.map-item-panel,.unit-control-panel
):is(:hover,:focus-within){background:var(--card);}.map-final-summary{padding:24px;gap:18px;border-radius:22px;}.map-final-summary > header{grid-template-columns:52px minmax(0, 1fr) auto;gap:14px;padding-bottom:16px;border-bottom:1px solid color-mix(in srgb, var(--line) 82%, transparent);}.map-final-summary > header > span{width:52px;height:52px;border-radius:16px;font-size:24px;}.map-final-summary > header small{font-size:12px;line-height:1.5;}.map-final-summary > header h3{margin-top:3px;font-size:clamp(18px, 2.1vw, 22px);line-height:1.35;}.map-final-summary > header > strong{min-width:76px;padding:10px 14px;border-radius:14px;font-size:20px;line-height:1.2;text-align:center;}.map-summary-totals{gap:12px;}.map-summary-totals > span{min-height:56px;padding:11px 14px;gap:10px;border:1px solid transparent;border-radius:14px;font-size:12px;}.map-summary-totals b{font-size:20px;}.map-review-heading{margin:2px 0 -4px;color:var(--heading);font-size:16px;font-weight:900;line-height:1.4;}.map-review-list{grid-template-columns:minmax(0, 1fr);gap:12px;}.map-review-row{padding:14px;border-width:1px;border-radius:16px;}.map-review-row.correct{border-color:#78c5a4;border-inline-start-width:6px;}.map-review-row.wrong{border-color:#e48a92;border-inline-start-width:6px;}.map-review-row > header{margin-bottom:10px;justify-content:flex-start;gap:10px;}.map-review-row > header b{width:36px;height:36px;flex:0 0 36px;border-radius:11px;font-size:13px;}.map-review-row > header span{font-size:12px;line-height:1.4;}.map-review-row p{margin:7px 0 0;padding:11px 13px;border:1px solid var(--line);border-radius:11px;}.map-review-row p small{margin-bottom:3px;font-size:12px;font-weight:800;line-height:1.4;}.map-review-row p strong{overflow:visible;font-size:13px;line-height:1.55;text-overflow:clip;white-space:normal;}html[data-theme="chalk-light"] .map-final-summary{border-color:#8eb5c6;background:#fff;box-shadow:0 16px 38px rgba(20, 57, 75, .12);}html[data-theme="chalk-light"] .map-summary-totals .correct{border-color:#a9dbc4;background:#e9f8f1;}html[data-theme="chalk-light"] .map-summary-totals .wrong{border-color:#efb8bd;background:#fff1f2;}html[data-theme="chalk-light"] .map-review-row{background:#fff;box-shadow:0 5px 14px rgba(20, 57, 75, .06);}html[data-theme="chalk-light"] .map-review-row.correct{background:#f5fcf8;}html[data-theme="chalk-light"] .map-review-row.wrong{background:#fff8f8;}html[data-theme="chalk-light"] .map-review-row p{background:#fff;}html[data-theme="chalk-light"] .map-review-row.wrong p:first-of-type{border-color:#efb8bd;background:#fff1f2;}html[data-theme="chalk-light"] .map-review-row.wrong p:last-of-type:not(:first-of-type){border-color:#a9dbc4;background:#e9f8f1;}@media (max-width: 700px){.map-final-summary{padding:14px;gap:13px;border-radius:18px;}.map-final-summary > header{grid-template-columns:42px minmax(0, 1fr) auto;gap:9px;padding-bottom:12px;}.map-final-summary > header > span{width:42px;height:42px;border-radius:13px;font-size:20px;}.map-final-summary > header h3{font-size:16px;}.map-final-summary > header > strong{min-width:58px;padding:8px 9px;font-size:16px;}.map-summary-totals{gap:8px;}.map-summary-totals > span{min-height:48px;padding:8px 10px;font-size:12px;}.map-summary-totals b{font-size:17px;}.map-review-heading{font-size:14px;}.map-review-row{padding:11px;}.map-review-row > header b{width:32px;height:32px;flex-basis:32px;font-size:12px;}.map-review-row > header span{font-size:12px;}.map-review-row p{padding:9px 10px;}.map-review-row p strong{font-size:12px;}}html[data-theme="chalk-light"] .direct-answer-box > b{display:block;margin-bottom:7px;color:var(--paper-success);font-size:12px;font-weight:900;}html[data-theme="chalk-light"] .direct-answer-box p{margin:0;color:var(--heading);font-size:clamp(17px, 2vw, 21px);font-weight:850;line-height:1.75;text-shadow:none;}html[data-theme="chalk-light"] .direct-answer-box small{display:block;margin-top:9px;color:var(--muted);font-size:12px;line-height:1.7;text-shadow:none;}html[data-theme="chalk-light"] .map-coordinate-marker,
html[data-theme="chalk-light"] .map-position-marker{border-color:#fff;background:#d9dde1;color:#26323a;box-shadow:0 3px 10px rgba(24, 39, 49, .25);text-shadow:none;opacity:1;}html[data-theme="chalk-light"] .map-coordinate-marker.active,
html[data-theme="chalk-light"] .map-position-marker.active{border-color:#fff;background:#c5cbd0;color:#101a20;box-shadow:0 0 0 5px rgba(255, 255, 255, .92), 0 0 0 9px rgba(99, 112, 121, .18), 0 4px 12px rgba(24, 39, 49, .28);}html[data-theme="chalk-light"] .map-direct-card .direct-question-heading > span{border-color:#c4cbd0;background:#e1e5e8;color:#17242c;box-shadow:none;font-size:14px;text-shadow:none;}html[data-theme="chalk-light"] .map-direct-card .direct-question-heading small{color:var(--muted);font-size:12px;font-weight:850;text-shadow:none;}html[data-theme="chalk-light"] .map-final-summary > header > strong{border:1px solid #c4cbd0;background:#e1e5e8;color:#17242c;box-shadow:none;text-shadow:none;}html[data-theme] .map-coordinate-marker,
html[data-theme] .map-position-marker{width:30px;height:30px;border:0;border-radius:0;background:transparent;color:var(--heading);box-shadow:none;font-size:17px;font-weight:950;line-height:1;opacity:1;text-shadow:0 1px 2px rgba(255, 255, 255, .95), 0 0 3px rgba(255, 255, 255, .8);}html[data-theme] .map-coordinate-marker.active,
html[data-theme] .map-position-marker.active{z-index:3;width:34px;height:34px;border:2px solid #dc3545;border-radius:50%;background:rgba(255,255,255,.9);color:#bd1730;box-shadow:inset 0 0 0 .5px #dc3545, 0 2px 8px rgba(189,23,48,.2);opacity:1;text-shadow:none;animation:none;}html[data-theme] .map-question-label strong,
html[data-theme] .map-item-panel > header.map-question-label strong{box-sizing:border-box;width:34px;min-width:34px;height:34px;display:inline-grid;place-items:center;flex:0 0 34px;border:2px solid #dc3545;border-radius:50%;background:rgba(255,255,255,.9);color:#bd1730;box-shadow:inset 0 0 0 .5px #dc3545, 0 2px 8px rgba(189,23,48,.2);font-size:15px;font-weight:900;line-height:1;text-shadow:none;animation:none;}@keyframes map-number-glow{0%, 100%{transform:translate(-50%, -50%) scale(1);text-shadow:0 0 3px #fff, 0 0 7px rgba(225, 31, 53, .58), 0 0 13px rgba(225, 31, 53, .34);}50%{transform:translate(-50%, -50%) scale(1.2);text-shadow:0 0 4px #fff, 0 0 10px rgba(225, 31, 53, .95), 0 0 20px rgba(225, 31, 53, .65);}}@keyframes map-label-number-glow{0%, 100%{opacity:.88;text-shadow:0 0 4px rgba(225, 31, 53, .35);}50%{opacity:1;text-shadow:0 0 8px rgba(225, 31, 53, .75), 0 0 14px rgba(225, 31, 53, .38);}}@media (prefers-reduced-motion: reduce){html[data-theme] .map-coordinate-marker.active,
  html[data-theme] .map-position-marker.active,
  html[data-theme] .map-question-label strong,
  html[data-theme] .map-item-panel > header.map-question-label strong{animation:none;}}html[data-theme="dark"] .map-coordinate-marker,
html[data-theme="dark"] .map-position-marker{color:#252c31;text-shadow:0 0 2px #fff, 0 0 5px #fff, 0 1px 1px rgba(0, 0, 0, .28);}html[data-theme="dark"] .map-coordinate-marker.active,
html[data-theme="dark"] .map-position-marker.active{color:#bd1730;}html[data-theme="dark"] .map-final-summary > header > strong{border:1px solid rgba(255, 255, 255, .48);background:#242a27;color:#fff;box-shadow:inset 0 1px 0 rgba(255, 255, 255, .08), 0 5px 14px rgba(0, 0, 0, .3);text-shadow:none;}html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card :is(
  .qa-number,
  .qa-editor-toggle > i,
  .map-items-editor > header > span,
  .map-position-actions > b,
  .map-position-actions > button,
  .map-position-selector button
){border:1px solid color-mix(in srgb,var(--brand) 42%,transparent);background:#eef6fa;color:#173447;box-shadow:none;text-shadow:none;}html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card :is(
  .qa-number,
  .qa-editor-toggle > i,
  .map-items-editor > header > span,
  .map-position-actions > b,
  .map-position-actions > button,
  .map-position-selector button
) :is(span, b, small, i){color:inherit;text-shadow:none;}html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card .map-position-selector button.active{border-color:var(--brand-dark);}html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card .map-position-selector button{min-width:34px;padding:7px 9px;border:0;border-radius:0;background:transparent;color:#26323a;box-shadow:none;text-shadow:none;}html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card .map-position-selector button small{display:none;}html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card .map-position-selector button span{color:inherit;font-size:16px;font-weight:950;}html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card .map-position-selector button.active{border:0;background:transparent;color:#bd1730;box-shadow:none;text-shadow:0 0 7px rgba(225, 31, 53, .65);}html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card .map-position-marker,
html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card button.map-position-marker{width:30px;height:30px;padding:0;border:0;border-radius:0;background:transparent;color:#26323a;box-shadow:none;font-size:17px;font-weight:950;text-shadow:0 0 2px #fff, 0 0 5px #fff;}html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card .map-position-marker.active,
html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card button.map-position-marker.active{background:transparent;color:#bd1730;box-shadow:none;animation:map-number-glow 1.35s ease-in-out infinite;}html[data-theme] .map-question-admin-card .map-position-selector button,
html[data-theme] .map-question-admin-card button.map-position-marker{border:0;border-radius:0;background:transparent;box-shadow:none;}html[data-theme] .map-question-admin-card .map-position-selector button{min-width:34px;padding:7px 9px;color:var(--heading);text-shadow:none;}html[data-theme] .map-question-admin-card .map-position-selector button small{display:none;}html[data-theme] .map-question-admin-card .map-position-selector button span{color:inherit;font-size:16px;font-weight:950;}html[data-theme] .map-question-admin-card .map-position-selector button.active,
html[data-theme] .map-question-admin-card button.map-position-marker.active{border:0;background:transparent;color:#bd1730;box-shadow:none;text-shadow:0 0 4px #fff, 0 0 9px rgba(225, 31, 53, .85), 0 0 16px rgba(225, 31, 53, .48);}html[data-theme] .map-question-admin-card button.map-position-marker.active{animation:map-number-glow 1.35s ease-in-out infinite;}html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card .qa-editor-toggle .qa-toggle-icon,
html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card .qa-editor-toggle > i{border:1px solid #08283a;background:#123e57;color:#fff;box-shadow:0 4px 10px rgba(8, 40, 58, .22);text-shadow:none;opacity:1;}html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card .qa-editor-toggle .qa-toggle-icon svg,
html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card .qa-editor-toggle .qa-toggle-icon svg *{fill:none;stroke:#fff;color:#fff;opacity:1;}html[data-theme="chalk-light"][data-palette="blue"] .map-question-admin-card .qa-editor-toggle > i{font-size:19px;font-weight:900;}.map-question-admin-card .map-full-editor > .qa-editor-toggle{grid-template-columns:42px minmax(0, 1fr);}html body .gender-gate .gender-gate-shell .saved-profile-card,
html body .gender-gate .gender-gate-shell .saved-profile-card:is(:hover, :focus-visible, :active){border:0;background-color:transparent;background-image:none;box-shadow:none;color:var(--heading);outline-color:color-mix(in srgb, var(--heading) 35%, transparent);}html body .gender-gate .gender-gate-shell .saved-profile-card strong{color:var(--heading);text-shadow:none;}html body .gender-gate .gender-gate-shell .saved-profile-card small{color:var(--muted);text-shadow:none;}html body .gender-gate .gender-gate-shell .saved-profile-delete,
html body .gender-gate .gender-gate-shell .saved-profile-delete:is(:hover, :focus-visible, :active){border:0;background:transparent;box-shadow:none;color:#a52f40;}html body .gender-gate .gender-gate-shell .saved-profile-delete svg,
html body .gender-gate .gender-gate-shell .saved-profile-delete svg *{fill:none;stroke:currentColor;opacity:1;}html body .gender-gate .gender-gate-shell .add-profile-panel,
html body .gender-gate .gender-gate-shell .add-profile-panel:is(:hover, :focus-within){border:0;background:transparent;box-shadow:none;}html body .gender-gate .gender-gate-shell .add-profile-panel > summary,
html body .gender-gate .gender-gate-shell .add-profile-panel > summary:is(:hover, :focus-visible){border:0;background:transparent;box-shadow:none;outline:0;}html body .gender-gate .gender-gate-shell .saved-profile-item .saved-profile-delete-form{inset-block-start:2px;inset-inline-start:auto;inset-inline-end:auto;left:calc(50% + 38px);right:auto;}.auth-viewport-shell .app-viewport-content,
.auth-viewport-shell .login-auth-shell{background:transparent;}.login-auth-shell .auth-card{position:relative;isolation:isolate;overflow:hidden;border-radius:28px;backdrop-filter:blur(18px) saturate(1.08);}.login-auth-shell .auth-card::before{position:absolute;z-index:-1;inset:0;border-radius:inherit;background:linear-gradient(135deg, rgba(255, 255, 255, .12), transparent 42%);content:"";pointer-events:none;}@media (max-width: 640px){.login-auth-shell .auth-card{border-radius:22px;backdrop-filter:blur(14px) saturate(1.05);}}html[data-theme] body.auth-viewport-shell .app-viewport-content,
html[data-theme] body.auth-viewport-shell .app-viewport-content > .auth-shell.login-auth-shell,
html[data-theme] body.auth-bg .app-viewport-content > .auth-shell.login-auth-shell{border:0;background-color:transparent;background-image:none;box-shadow:none;}html[data-theme] .login-auth-shell .auth-card{border-radius:24px;backdrop-filter:none;}html[data-theme] .login-auth-shell .auth-card::before{display:none;content:none;}html[data-theme="dark"] .login-auth-shell .auth-card{border:1px solid rgba(255, 255, 255, .22);background:#111512;box-shadow:0 18px 42px rgba(0, 0, 0, .38);}html[data-theme="chalk-light"][data-palette="white"] .login-auth-shell .auth-card{border:1px solid #c9d0d4;background:#fff;box-shadow:0 18px 42px rgba(36, 48, 55, .13);}html[data-theme="chalk-light"][data-palette="pink"] .login-auth-shell .auth-card{border:1px solid #dfa6bc;background:#fff7fa;box-shadow:0 18px 42px rgba(124, 49, 77, .14);}html[data-theme="chalk-light"][data-palette="blue"] .login-auth-shell .auth-card{border:1px solid #a9c8d8;background:#f7fcff;box-shadow:0 18px 42px rgba(28, 82, 111, .14);}.dashboard-account-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}.dashboard-account-actions form{margin:0;}.dashboard-account-actions .dashboard-signout{color:#c53647;border-color:color-mix(in srgb,#d94959 58%,var(--line));background:color-mix(in srgb,#d94959 8%,var(--card));box-shadow:0 5px 16px color-mix(in srgb,#972b38 10%,transparent);transition:color .18s ease,background .18s ease,border-color .18s ease,box-shadow .18s ease,transform .18s ease;}.dashboard-account-actions .dashboard-signout:hover{border-color:#d94959;background:#c93849;color:#fff;box-shadow:0 8px 20px color-mix(in srgb,#972b38 24%,transparent);transform:translateY(-2px);}.dashboard-account-actions .dashboard-signout:active{transform:translateY(0);box-shadow:0 3px 9px color-mix(in srgb,#972b38 16%,transparent);}.dashboard-signout-icon{width:30px;height:30px;display:grid;place-items:center;flex:0 0 30px;border-radius:9px;background:color-mix(in srgb,currentColor 10%,transparent);}.dashboard-signout svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}.dashboard-account-actions .dashboard-signout:hover .dashboard-signout-icon{background:rgba(255,255,255,.14);}html[data-theme="dark"] .dashboard-account-actions .dashboard-signout{color:#ff8994;border-color:rgba(255,112,126,.58);background:rgba(217,73,89,.1);}html[data-theme="dark"] .dashboard-account-actions .dashboard-signout:hover{color:#fff;background:#c93849;border-color:#ef6c79;}@media (max-width: 700px){.dashboard-account-actions{grid-column:1 / -1;}}.gender-gate .guest-entry-card{width:min(440px, 100%);padding:clamp(22px, 5vw, 30px);border:1px solid color-mix(in srgb, var(--heading) 18%, transparent);border-radius:30px;background:var(--card);box-shadow:0 18px 48px rgba(0, 0, 0, .1);}.guest-entry-card .guest-entry-action{position:relative;min-height:70px;padding:14px 56px;border-radius:18px;border-width:1px;animation:none;transition:background-color .18s ease, box-shadow .18s ease;}.guest-entry-card .guest-entry-signin{background:#123f58;border-color:#245e78;color:#fff;box-shadow:0 5px 14px rgba(18, 63, 88, .16);}.guest-entry-card .guest-entry-signin:hover{background:#194d68;box-shadow:0 7px 18px rgba(18, 63, 88, .2);}.guest-entry-card .guest-entry-action[data-guest-continue]{background:linear-gradient(135deg, #eaf7f2, #dcefe8);border-color:#9bcbbb;color:#174b3d;box-shadow:0 5px 14px rgba(34, 111, 89, .09);animation:none;filter:none;transform:none;}.guest-entry-card .guest-entry-action[data-guest-continue]:hover{background:linear-gradient(135deg, #dff2eb, #cce7dd);border-color:#70b19c;box-shadow:0 7px 18px rgba(34, 111, 89, .15);}.guest-entry-card .guest-entry-action[data-guest-continue]::after{display:none;}.guest-entry-card .guest-entry-action .guest-entry-action-copy :is(b, small){color:inherit;opacity:1;text-shadow:none;}.guest-entry-card .guest-entry-action-copy{gap:5px;}.guest-entry-card .guest-entry-action-copy b{font-size:17px;font-weight:700;}.guest-entry-card .guest-entry-action-copy small{font-size:12px;font-weight:500;}.guest-entry-card .guest-entry-gmail-mark,
.guest-entry-card .guest-entry-visitor-mark{position:absolute;inset-inline-start:16px;width:32px;height:32px;display:grid;place-items:center;border-radius:10px;box-shadow:none;}.guest-entry-visitor-mark{background:rgba(255,255,255,.68);border:1px solid rgba(23,75,61,.11);}.guest-entry-visitor-mark svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}.guest-entry-visitor-mark .guest-entry-visitor-spark{stroke-width:1.9;}html[data-theme="dark"] .guest-entry-card .guest-entry-action[data-guest-continue]{background:linear-gradient(135deg, rgba(42,128,104,.24), rgba(28,96,78,.18));border-color:rgba(112,195,169,.5);color:#b9eedc;box-shadow:0 5px 16px rgba(0,0,0,.18);}html[data-theme="dark"] .guest-entry-card .guest-entry-action[data-guest-continue]:hover{background:linear-gradient(135deg, rgba(49,145,118,.34), rgba(31,111,89,.26));border-color:rgba(137,219,193,.7);}html[data-theme="dark"] .guest-entry-visitor-mark{background:rgba(255,255,255,.07);border-color:rgba(185,238,220,.18);}.guest-entry-card .guest-entry-divider{margin-block:18px;}.guest-entry-card .guest-entry-divider > span{min-width:56px;border:0;background:transparent;box-shadow:none;color:var(--muted);}.guest-entry-card .guest-entry-action:focus-visible{outline:3px solid #65aaca;outline-offset:4px;transform:none;}@media (prefers-reduced-motion: reduce){.guest-entry-card .guest-entry-action{transition:none;}}.student-identity-page{min-height:100%;padding-block:clamp(18px, 4vh, 42px);display:grid;place-items:center;}.student-identity-card{width:min(860px, 100%);padding:clamp(22px, 3vw, 30px);border:1px solid color-mix(in srgb, var(--chalk) 34%, transparent);border-radius:30px;background:linear-gradient(145deg, color-mix(in srgb, var(--chalk) 5%, transparent), transparent 42%),
    color-mix(in srgb, var(--board-raised) 96%, transparent);box-shadow:0 18px 48px rgba(0, 0, 0, .18);}.student-identity-header{display:flex;align-items:center;gap:16px;margin-bottom:18px;padding-bottom:18px;border-bottom:1px solid color-mix(in srgb, var(--chalk) 18%, transparent);}.student-identity-header > div{min-width:0;flex:1;}.student-identity-avatar{width:82px;height:82px;flex:0 0 82px;border:3px solid color-mix(in srgb, var(--chalk) 72%, transparent);border-radius:50%;background:var(--board-soft);object-fit:cover;box-shadow:0 10px 28px rgba(0, 0, 0, .28);}.student-identity-header span{color:var(--muted);font-size:12px;font-weight:800;}.student-identity-header h1{margin:2px 0 3px;font-size:clamp(25px, 3.5vw, 31px);line-height:1.25;}.student-identity-header p{margin:0;color:var(--muted);font-size:13px;}.student-identity-card .identity-bi{width:100%;min-width:0;display:grid;grid-template-columns:minmax(0, 1fr) minmax(0, 1fr);align-items:center;gap:14px;direction:ltr;}.student-identity-card .identity-bi > :is(b, small, span){margin:0;font:inherit;}.student-identity-card .identity-bi > [lang="ar"]{grid-column:2;grid-row:1;text-align:right;}.student-identity-card .identity-bi > [lang="en"]{grid-column:1;grid-row:1;text-align:left;}.student-identity-card .identity-bi > small,
.student-identity-card .identity-bi > span[lang="en"]{color:var(--muted);font-size:.92em;font-weight:500;}.student-identity-card .identity-bi-title{gap:14px;}.student-identity-card .identity-bi-title > small{font-size:.8em;}.student-identity-card .identity-bi-description,
.student-identity-card .identity-bi-note{line-height:1.55;}.student-identity-card .identity-bi-action{align-items:center;gap:12px;line-height:1.15;}.student-identity-card .identity-bi-action > small{font-size:.9em;color:inherit;}.student-identity-card .identity-bi-field,
.student-identity-card .identity-bi-value{gap:12px;}.student-identity-card .identity-bi-field > small,
.student-identity-card .identity-bi-value > small{padding:0;border:0;}.guest-account-callout{margin-bottom:24px;padding:16px;display:grid;grid-template-columns:1fr;align-items:center;gap:16px;border:1px solid color-mix(in srgb, var(--chalk) 30%, transparent);border-radius:18px;background:color-mix(in srgb, var(--chalk) 8%, transparent);box-shadow:inset 0 1px color-mix(in srgb, var(--chalk) 8%, transparent);}.guest-account-callout div{min-width:0;}.guest-account-callout strong{display:block;color:var(--heading);font-size:14px;}.guest-account-callout small{display:block;margin-top:3px;color:var(--muted);font-size:11px;line-height:1.55;}.guest-account-callout a{min-height:40px;padding:8px 15px;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;border:1px solid var(--chalk);border-radius:11px;background:var(--chalk);color:var(--board);font-size:13px;font-weight:800;text-decoration:none;}.guest-account-callout a .identity-bi{width:100%;}.student-identity-card .guest-account-callout a{width:min(320px, 100%);justify-self:center;gap:12px;min-height:44px;}.student-identity-card .guest-account-callout .identity-bi-note{margin-top:6px;font-size:13px;font-weight:400;}.identity-settings-grid{display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));gap:20px;}.identity-settings-grid > form{min-width:0;margin:0;align-content:start;gap:14px;padding:20px;}.identity-photo-preview{width:64px;height:64px;object-fit:cover;border-radius:50%;justify-self:center;border:2px solid color-mix(in srgb, var(--chalk) 40%, transparent);}.student-identity-card :is(.primary, .guest-account-callout a) .identity-bi > [lang]{color:var(--board);opacity:1;}.student-identity-card .identity-gender-options [aria-selected="true"] .identity-bi > [lang]{color:var(--board);}.guest-account-google-mark{width:20px;height:20px;display:grid;place-items:center;flex:0 0 20px;overflow:hidden;border-radius:6px;background:#fff;}.guest-account-google-mark svg,
.guest-account-google-mark img{width:15px;height:15px;display:block;object-fit:contain;}.student-identity-form,
.student-photo-form{display:grid;gap:11px;padding:16px;border:1px solid color-mix(in srgb, var(--chalk) 18%, transparent);border-radius:18px;background:color-mix(in srgb, var(--board) 48%, transparent);}.student-identity-form label,
.student-photo-form label{display:grid;gap:7px;color:var(--heading);font-size:13px;font-weight:750;}.student-identity-card :is(input, select){width:100%;min-height:44px;border:1px solid color-mix(in srgb, var(--chalk) 42%, transparent);border-radius:13px;background:color-mix(in srgb, var(--board) 88%, transparent);color:var(--heading);transition:border-color .18s ease, box-shadow .18s ease, background-color .18s ease;}.student-identity-card :is(input, select):focus,
.student-identity-card :is(input, select):focus-visible{border-color:var(--chalk);outline:0;background:var(--board-raised);box-shadow:0 0 0 4px color-mix(in srgb, var(--chalk) 18%, transparent), 0 8px 22px rgba(0, 0, 0, .14);}.student-identity-field{display:grid;gap:7px;color:var(--heading);font-size:13px;font-weight:750;}.identity-gender-select{position:relative;}.identity-gender-trigger > [data-identity-gender-value]{min-width:0;flex:1;}.identity-gender-trigger{width:100%;min-height:44px;padding:8px 13px;display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid color-mix(in srgb, var(--chalk) 42%, transparent);border-radius:13px;background:color-mix(in srgb, var(--board) 88%, transparent);color:var(--heading);font:inherit;cursor:pointer;transition:border-color .18s ease, box-shadow .18s ease, background-color .18s ease;}.identity-gender-trigger svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s ease;}.identity-gender-select.is-open .identity-gender-trigger{border-color:var(--chalk);background:var(--board-raised);box-shadow:0 0 0 4px color-mix(in srgb, var(--chalk) 18%, transparent);}.identity-gender-select.is-open .identity-gender-trigger svg{transform:rotate(180deg);}.identity-gender-options{position:absolute;z-index:20;top:calc(100% + 7px);inset-inline:0;padding:6px;display:grid;gap:4px;border:1px solid color-mix(in srgb, var(--chalk) 35%, transparent);border-radius:14px;background:var(--board-raised);box-shadow:0 16px 38px rgba(0, 0, 0, .24);}.identity-gender-options[hidden]{display:none;}.identity-gender-options button{width:100%;min-height:40px;padding:8px 11px;display:flex;align-items:center;justify-content:space-between;border:0;border-radius:9px;background:transparent;color:var(--heading);font:inherit;text-align:start;cursor:pointer;}.identity-gender-options button:is(:hover, :focus-visible){outline:0;background:color-mix(in srgb, var(--chalk) 10%, transparent);box-shadow:none;}.identity-gender-options button[aria-selected="true"]{background:var(--chalk);color:var(--board);}.identity-gender-options button svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;opacity:0;}.identity-gender-options button[aria-selected="true"] svg{opacity:1;}.student-identity-card :is(button, .student-identity-back):focus-visible{outline:3px solid color-mix(in srgb, var(--chalk) 72%, transparent);outline-offset:3px;}.student-identity-form button,
.student-photo-form button{width:100%;min-height:46px;border-radius:14px;}.student-identity-divider{height:1px;margin:19px 0;background:linear-gradient(90deg, transparent, color-mix(in srgb, var(--chalk) 35%, transparent), transparent);}.guest-session-actions{margin-top:18px;padding:16px;display:grid;grid-template-columns:1fr;align-items:center;gap:16px;border:1px solid color-mix(in srgb, #e45454 48%, transparent);border-radius:18px;background:color-mix(in srgb, #e45454 8%, transparent);}.guest-session-actions h2,
.guest-session-actions p{margin:0;}.student-identity-card .guest-session-actions h2{font-size:14px;line-height:1.5;}.guest-session-actions p{margin-top:5px;color:var(--muted);font-size:11px;}.guest-session-actions form{margin:0;width:100%;}.guest-session-buttons{width:100%;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch;gap:12px;direction:ltr;}.guest-session-exit{min-height:44px;padding:8px 14px;display:inline-flex;align-items:center;gap:8px;border:1px solid color-mix(in srgb, #e45454 72%, transparent);border-radius:13px;background:color-mix(in srgb, #e45454 18%, var(--board-raised));color:var(--heading);cursor:pointer;}.guest-session-exit:hover{background:color-mix(in srgb, #e45454 28%, var(--board-raised));}.guest-session-exit .identity-bi{width:100%;}.guest-session-exit{width:100%;}.guest-session-buttons :is(.guest-session-exit,.guest-session-back){min-height:54px;margin:0;padding:8px 14px;border-radius:14px;box-shadow:none;}.student-identity-card .guest-session-buttons .identity-bi-action{width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;}.student-identity-card .guest-session-buttons .identity-bi-action > :is(b,small){width:100%;color:inherit;text-align:center;grid-column:auto;grid-row:auto;}.guest-session-buttons .identity-bi-action > b{font-size:13px;font-weight:800;}.guest-session-buttons .identity-bi-action > small{font-size:10px;opacity:.75;}.guest-session-buttons .guest-session-back{border-color:#168a5b;background:linear-gradient(135deg,#209968,#137b50);color:#fff;box-shadow:0 8px 18px rgba(19,123,80,.22);}.guest-session-buttons .guest-session-back:hover{border-color:#0f7048;background:linear-gradient(135deg,#18895b,#0f7048);color:#fff;box-shadow:0 11px 24px rgba(19,123,80,.3);transform:translateY(-2px);}.student-photo-form input[type="file"]{padding:5px;}.student-photo-form input[type="file"]::file-selector-button{min-height:34px;margin-inline-end:10px;padding-inline:13px;border:0;border-radius:9px;background:var(--chalk);color:var(--board);font:inherit;cursor:pointer;}.student-photo-form small{margin-top:-6px;color:var(--muted);font-size:11px;}.student-identity-back{width:min(360px, 100%);min-height:58px;margin:20px auto 0;padding:8px 16px;display:flex;align-items:center;justify-content:center;gap:12px;border:1px solid color-mix(in srgb,var(--chalk) 72%,var(--line));border-radius:16px;background:var(--chalk);color:var(--board);box-shadow:0 10px 24px color-mix(in srgb,var(--chalk) 18%,transparent),inset 0 1px 0 color-mix(in srgb,#fff 48%,transparent);font-weight:800;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease;}.student-identity-back .identity-bi-action{width:auto;display:flex;flex-direction:column;align-items:center;gap:2px;}.student-identity-back .identity-bi-action > :is(b,small){width:auto;display:block;color:inherit;text-align:center;}.student-identity-back .identity-bi-action > b{font-size:14px;}.student-identity-back .identity-bi-action > small{font-size:10px;opacity:.72;}.student-identity-back:hover{background:color-mix(in srgb,var(--chalk) 92%,var(--muted));box-shadow:0 14px 30px color-mix(in srgb,var(--chalk) 24%,transparent),inset 0 1px 0 color-mix(in srgb,#fff 55%,transparent);text-decoration:none;transform:translateY(-2px);}@media (max-width: 700px){.identity-settings-grid{grid-template-columns:1fr;gap:16px;}.student-identity-page{padding-block:12px 24px;}.student-identity-card{width:calc(100% - 12px);padding:18px 14px;border-radius:20px;}.student-identity-header{gap:12px;margin-bottom:14px;padding-bottom:14px;}.student-identity-avatar{width:66px;height:66px;flex-basis:66px;border-width:2px;}.student-identity-header h1{font-size:25px;}.student-identity-form,
  .student-photo-form{gap:9px;padding:13px;border-radius:15px;}.student-identity-card :is(input, select){min-height:42px;}.student-identity-form button,
  .student-photo-form button{min-height:44px;}.student-identity-divider{margin:15px 0;}.student-identity-back{min-height:54px;margin-top:15px;border-radius:14px;}.student-identity-header p{display:none;}.student-identity-card .identity-bi{gap:9px;}.guest-account-callout{grid-template-columns:1fr;align-items:stretch;padding:13px;}.guest-account-callout a{width:100%;}.guest-account-callout a .identity-bi{width:100%;}.guest-session-actions{grid-template-columns:1fr;gap:12px;padding:13px;}.guest-session-buttons{gap:8px;}.guest-session-buttons :is(.guest-session-exit,.guest-session-back){min-height:52px;padding-inline:8px;}.guest-session-exit{width:100%;justify-content:center;}.guest-session-exit .identity-bi{width:100%;}}@media (max-width: 600px){.student-identity-page{padding-block:52px 24px;}.student-identity-card{position:relative;padding-top:50px;overflow:visible;}.student-identity-header{display:block;margin-bottom:14px;padding-bottom:16px;}.student-identity-header > div{width:100%;}.student-identity-avatar{position:absolute;z-index:2;top:-40px;left:50%;width:78px;height:78px;margin:0;border:4px solid var(--surface, #fff);box-shadow:0 8px 22px rgb(11 48 65 / 24%);transform:translateX(-50%);}.student-identity-header .identity-bi{grid-template-columns:minmax(0, 1fr) minmax(0, 1fr);column-gap:22px;width:100%;}.student-identity-header .identity-bi > [lang="en"]{grid-column:1;text-align:left;}.student-identity-header .identity-bi > [lang="ar"]{grid-column:2;text-align:right;}.student-identity-header h1{font-size:23px;}.student-identity-header p{display:grid;}.student-identity-header .identity-bi-description > *{font-size:11px;line-height:1.55;}}html[data-theme] .topbar nav .logout-menu-button.nav-logout,
html[data-theme] .topbar nav .logout-menu-button.nav-logout:is(:hover, :focus, :focus-visible, :active){border-color:color-mix(in srgb, currentColor 22%, transparent);background-color:color-mix(in srgb, currentColor 8%, transparent);background-image:none;color:var(--nav-logout-color, #bd3042);box-shadow:none;}html[data-theme] .topbar nav .logout-menu-button.nav-logout .nav-action-icon,
html[data-theme] .topbar nav .logout-menu-button.nav-logout:is(:hover, :focus, :focus-visible, :active) .nav-action-icon{color:var(--nav-logout-color, #bd3042);stroke:currentColor;opacity:1;}html[data-theme] .topbar nav a.account-link.nav-action.nav-login,
html[data-theme] .topbar nav a.account-link.nav-action.nav-login:is(:hover, :focus, :focus-visible, :active){border-color:color-mix(in srgb, currentColor 22%, transparent);background-color:color-mix(in srgb, currentColor 8%, transparent);background-image:none;color:var(--nav-login-color, #187744);box-shadow:none;transform:none;}html[data-theme] .topbar nav a.account-link.nav-action.nav-login .nav-action-icon,
html[data-theme] .topbar nav a.account-link.nav-action.nav-login:is(:hover, :focus, :focus-visible, :active) .nav-action-icon{color:var(--nav-login-color, #187744);stroke:currentColor;opacity:1;}html[data-theme="chalk-dark"]{--nav-login-color:#78dda6;--nav-logout-color:#ff94a0;}html[data-theme] .topbar nav .logout-menu-button.nav-logout,
html[data-theme] .topbar nav a.account-link.nav-action.nav-login{border-radius:10px;transition:background-color .18s ease;}html[data-theme] .topbar nav .logout-menu-button.nav-logout:hover,
html[data-theme] .topbar nav a.account-link.nav-action.nav-login:hover{background-color:color-mix(in srgb, currentColor 16%, transparent);}html[data-theme] .topbar nav .logout-menu-button.nav-logout:focus-visible,
html[data-theme] .topbar nav a.account-link.nav-action.nav-login:focus-visible{outline:2px solid currentColor;outline-offset:3px;}.dashboard-page .dashboard-plan-status{padding:2px 0;background:transparent;border-radius:0;}.dashboard-page .dashboard-plan-status .dashboard-bi{display:inline-grid;grid-template-columns:minmax(0, 1fr) minmax(0, 1fr);gap:12px;width:auto;min-width:92px;align-items:center;}.dashboard-page .dashboard-plan-status.is-active::before{width:8px;height:8px;flex:0 0 8px;background:#15945d;box-shadow:0 0 0 3px color-mix(in srgb, #15945d 18%, transparent), 0 0 10px color-mix(in srgb, #15945d 42%, transparent);}.dashboard-page .dashboard-activity{display:grid;grid-template-columns:minmax(0, 1fr);align-items:stretch;gap:12px;}.dashboard-page .dashboard-activity-action{width:100%;min-height:42px;padding:8px 11px;border:1px solid color-mix(in srgb,var(--heading) 20%,var(--line));border-radius:12px;background:color-mix(in srgb,var(--soft) 72%,transparent);justify-content:space-between;color:var(--heading);transition:color .18s ease,background .18s ease,border-color .18s ease,transform .18s ease;}.dashboard-page .dashboard-activity-action .dashboard-bi{flex:1;}.dashboard-page .dashboard-activity:hover .dashboard-activity-action,
.dashboard-page .dashboard-activity:focus-visible .dashboard-activity-action{border-color:var(--brand);background:var(--brand);color:var(--on-brand);transform:translateY(-1px);}.dashboard-page .dashboard-activity:hover h3{text-decoration:none;}.dashboard-sidebar{display:grid;min-width:0;align-content:start;gap:12px;}.dashboard-sidebar-actions{display:grid;grid-template-columns:minmax(0, 1fr) minmax(0, 1fr);max-width:none;gap:10px;}.dashboard-sidebar-actions form,
.dashboard-sidebar-actions .dashboard-button{width:100%;}.dashboard-sidebar-actions form{display:flex;height:100%;}.dashboard-sidebar-actions .dashboard-button{min-height:58px;height:100%;padding-inline:12px;}.dashboard-page .dashboard-stats dd{width:100%;text-align:center;}.dashboard-page .dashboard-learning .dashboard-section-heading > div{width:100%;}.dashboard-page .dashboard-learning .dashboard-section-heading .dashboard-bi{width:100%;}.dashboard-page .dashboard-student-identity .student-avatar{position:relative;overflow:visible;}.dashboard-page .dashboard-student-identity{align-items:center;}.dashboard-page .dashboard-student-identity > div:last-child{display:grid;align-content:center;flex:0 1 260px;}.dashboard-page .dashboard-student-identity h2{margin:0;}.dashboard-page .dashboard-student-identity p{width:100%;margin-top:5px;}.dashboard-page .dashboard-student-identity .student-avatar img{overflow:hidden;}.dashboard-avatar-status{position:absolute;z-index:2;right:0;bottom:3px;width:11px;height:11px;border:2px solid var(--card);border-radius:50%;background:#15945d;box-shadow:0 0 0 3px color-mix(in srgb, #15945d 18%, transparent), 0 2px 7px color-mix(in srgb, #15945d 48%, transparent);}.dashboard-page .dashboard-plan > .dashboard-section-heading > small{width:100%;}.dashboard-page .dashboard-plan-date time{width:100%;text-align:center;}.dashboard-page .dashboard-bi{display:inline-grid;direction:ltr;grid-template-columns:minmax(0, 1fr) minmax(0, 1fr);align-items:baseline;gap:6px 16px;width:100%;line-height:1.55;}.dashboard-page .dashboard-bi > [lang="ar"]{grid-column:2;grid-row:1;text-align:right;}.dashboard-page .dashboard-bi > [lang="en"]{grid-column:1;grid-row:1;text-align:left;font-size:.88em;font-weight:500;}.dashboard-page .dashboard-bi > span{min-width:0;overflow-wrap:anywhere;}.dashboard-page .dashboard-button .dashboard-bi{display:flex;flex-direction:column;align-items:center;gap:0;}.dashboard-page .dashboard-button .dashboard-bi > span{text-align:center;}.dashboard-page .dashboard-button .dashboard-bi > [lang="en"]{font-size:11px;}.dashboard-page .dashboard-plan-status .dashboard-bi,
.dashboard-page .dashboard-payment-status .dashboard-bi,
.dashboard-page .dashboard-profile-badge .dashboard-bi{display:flex;flex-direction:column;gap:0;align-items:center;}.dashboard-page .dashboard-heading h1{font-size:clamp(24px, 2.5vw, 32px);}.dashboard-page .dashboard-heading h1 > .dashboard-bi{width:auto;display:inline-flex;gap:10px;flex-direction:row-reverse;margin-inline-end:8px;}.dashboard-page .dashboard-account-actions{width:100%;max-width:none;}.dashboard-page .dashboard-activity > div{min-width:0;flex:1;}.dashboard-page .dashboard-activity-action{flex-shrink:0;}@media (max-width: 700px){.dashboard-page .dashboard-account-actions{max-width:none;}.dashboard-page .dashboard-bi{gap:8px;}.dashboard-page .dashboard-activity{flex-wrap:wrap;}.dashboard-page .dashboard-sidebar-actions{display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));align-items:stretch;width:100%;}.dashboard-page .dashboard-sidebar-actions > .dashboard-subjects,
  .dashboard-page .dashboard-sidebar-actions > form{grid-row:1;grid-column:auto;justify-self:stretch;margin:0;}.dashboard-page .dashboard-sidebar-actions .dashboard-button{min-width:0;min-height:58px;}}.dashboard-page .dashboard-sidebar-actions{grid-auto-rows:1fr;gap:12px;}.dashboard-page .dashboard-sidebar-actions > form{min-width:0;}.dashboard-page .dashboard-sidebar-actions .dashboard-button{width:100%;height:82px;min-height:82px;box-sizing:border-box;display:grid;grid-template-columns:minmax(0, 1fr);align-items:center;gap:9px;padding:11px 13px;border-radius:18px;overflow:hidden;transition:transform .18s ease, border-color .18s ease, background .18s ease, box-shadow .18s ease;}.dashboard-page .dashboard-sidebar-actions .dashboard-button:hover{transform:translateY(-2px);}.dashboard-page .dashboard-sidebar-actions .dashboard-bi{grid-column:1;min-width:0;line-height:1.3;}.dashboard-page .dashboard-sidebar-actions .dashboard-bi > [lang="ar"]{font-size:14px;font-weight:800;white-space:nowrap;}.dashboard-page .dashboard-sidebar-actions .dashboard-bi > [lang="en"]{margin-top:3px;font-size:10px;font-weight:600;opacity:.78;white-space:nowrap;}.dashboard-page .dashboard-subjects{border-color:color-mix(in srgb, var(--brand) 48%, var(--line));background:color-mix(in srgb, var(--brand) 8%, var(--card));box-shadow:0 7px 20px color-mix(in srgb, var(--brand) 10%, transparent);}.dashboard-page .dashboard-subjects:hover{border-color:var(--brand);background:color-mix(in srgb, var(--brand) 15%, var(--card));}@media (max-width: 430px){.dashboard-page .dashboard-sidebar-actions{gap:8px;}.dashboard-page .dashboard-sidebar-actions .dashboard-button{height:74px;min-height:74px;grid-template-columns:minmax(0, 1fr);gap:5px;padding:9px 8px;border-radius:15px;}.dashboard-page .dashboard-sidebar-actions .dashboard-bi > [lang="ar"]{font-size:12px;}.dashboard-page .dashboard-sidebar-actions .dashboard-bi > [lang="en"]{font-size:9px;}}.direct-qa-page .lesson-after-question > .lesson-unit-back,
.direct-qa-page .lesson-after-question > .lesson-unit-back:is(:hover,:focus-visible){width:fit-content;max-width:100%;min-width:0;min-height:36px;margin:0;padding:2px 0;display:inline-flex;align-items:center;gap:10px;border:0;border-radius:0;background:transparent;background-color:transparent;color:var(--heading);box-shadow:none;outline:0;text-decoration:none;transform:none;}.student-preview-banner{margin-bottom:16px;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:18px;border:1px solid color-mix(in srgb,#d99b24 52%,var(--line));border-radius:16px;background:color-mix(in srgb,#f6bf4f 12%,var(--card));box-shadow:0 8px 24px color-mix(in srgb,#8e6214 10%,transparent);}.student-preview-banner > div{min-width:0;display:grid;gap:3px;}.student-preview-banner small{color:#b47708;font-size:10px;font-weight:800;letter-spacing:.1em;}.student-preview-banner strong{color:var(--heading);font-size:15px;}.student-preview-banner span{color:var(--muted);font-size:12px;}.student-preview-banner > a{min-height:40px;padding:8px 13px;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;border:1px solid color-mix(in srgb,#d99b24 64%,var(--line));border-radius:11px;background:var(--card);color:var(--heading);font-size:12px;font-weight:750;text-decoration:none;}.student-preview-banner > a:is(:hover,:focus-visible){border-color:#d99b24;background:#d99b24;color:#171006;}html[data-theme="dark"] .student-preview-banner small{color:#ffd172;}.lesson-student-preview-link span{font-size:16px;line-height:1;}@media (max-width:700px){.student-preview-banner{align-items:stretch;flex-direction:column;gap:11px;}.student-preview-banner > a{width:100%;}}.direct-qa-page .lesson-after-question{justify-items:end;background:transparent;}.direct-qa-page .lesson-unit-back > strong{min-width:0;flex:1 1 auto;overflow:hidden;font-size:14px;line-height:1.45;overflow-wrap:anywhere;white-space:normal;}.direct-qa-page .lesson-unit-back > .ui-back-arrow,
.direct-qa-page .lesson-unit-back:is(:hover,:focus-visible) > .ui-back-arrow{width:30px;height:30px;flex:0 0 30px;border:1px solid #ff6a73;background:#d93845;color:#fff;box-shadow:0 5px 14px rgba(217,56,69,.28);transform:none;}.direct-qa-page .lesson-unit-back > .ui-back-arrow .ui-direction-arrow{width:18px;height:18px;stroke:currentColor;}html[data-theme] body .direct-qa-page .lesson-after-question > a.lesson-unit-back,
html[data-theme] body .direct-qa-page .lesson-after-question > a.lesson-unit-back:is(:hover,:focus,:focus-visible,:active){width:auto;min-width:0;max-width:min(100%, max-content);display:inline-flex;border:0;border-radius:0;background:none;background-color:transparent;box-shadow:none;backdrop-filter:none;}html[data-theme] body .direct-qa-page .lesson-after-question > a.lesson-unit-back > strong{background:none;background-color:transparent;box-shadow:none;}html[dir="rtl"] .direct-qa-page .lesson-after-question{justify-items:start;}html[dir="rtl"] .direct-qa-page .lesson-after-question > .lesson-unit-back{justify-self:end;margin-right:0;margin-left:auto;direction:rtl;text-align:right;}html[dir="ltr"] .direct-qa-page .lesson-after-question{justify-items:start;}html[dir="ltr"] .direct-qa-page .lesson-after-question > .lesson-unit-back{justify-self:start;margin-left:0;margin-right:auto;direction:ltr;text-align:left;}html[data-theme] body .curriculum-selection-page > a.ui-back-link,
html[data-theme] body .curriculum-selection-page > a.ui-back-link:is(:hover,:focus,:focus-visible,:active){border-color:#9aa0a6;background:#84898e;color:#fff;box-shadow:0 6px 16px rgba(60,64,67,.25);}html[data-theme] body .curriculum-selection-page > a.ui-back-link .ui-back-arrow,
html[data-theme] body .curriculum-selection-page > a.ui-back-link:is(:hover,:focus-visible) .ui-back-arrow{background:transparent;border:0;box-shadow:none;color:#fff;}html[data-theme] body .curriculum-selection-page > a.ui-back-link:hover,
html[data-theme] body .curriculum-selection-page > a.ui-back-link:focus-visible{background:#6b7075;border-color:#b6bbbf;}html[data-theme] body :is(.student-unit-enter,.lesson-card-enter),
html[data-theme] body :is(.student-unit-enter,.lesson-card-enter):is(:hover,:focus-visible),
html[data-theme] body .direct-question-next button.direct-next-question,
html[data-theme] body .map-sequence-next,
html[data-theme] body .lesson-exam-entry .primary{border-color:#63d69d;background:#238b61;color:#fff;box-shadow:0 7px 20px rgba(35,139,97,.3);}html[data-theme] body .direct-question-next button.direct-next-question:hover,
html[data-theme] body .map-sequence-next:hover,
html[data-theme] body .lesson-exam-entry .primary:hover,
html[data-theme] body :is(.student-unit-enter,.lesson-card-enter):is(:hover,:focus-visible){border-color:#8af0bc;background:#176d4b;}html[data-theme] .map-coordinate-marker.active{width:36px;height:36px;border:3px solid #d93845;border-radius:50%;background:rgba(217,56,69,.08);color:#d93845;box-shadow:none;font-size:18px;text-shadow:none;animation:none;transform:translate(-50%,-50%);}html[data-theme] body .focused-exam-page .focused-exam-submit{position:static;inset:auto;margin-top:22px;margin-bottom:0;}html[data-theme] body .focused-exam-page .exam-floating-counter{position:fixed;z-index:50;top:82px;width:48px;height:48px;padding:0;display:grid;place-items:center;border:1px solid #ff6a73;border-radius:999px;background:#d93845;color:#fff;box-shadow:0 8px 22px rgba(217,56,69,.3);font:inherit;font-size:13px;font-weight:400;text-align:center;direction:ltr;cursor:pointer;transition:background .18s ease, border-color .18s ease, transform .18s ease;}html[dir="rtl"][data-theme] body .focused-exam-page .exam-floating-counter{right:auto;left:18px;}html[dir="ltr"][data-theme] body .focused-exam-page .exam-floating-counter{right:18px;left:auto;}html[data-theme] body .focused-exam-page .map-label-tabs button,
html[data-theme] body .focused-exam-page .map-label-tabs button.active,
html[data-theme] body .focused-exam-page .map-label-tabs button.answered:not(.active){box-shadow:none;}html[data-theme] body .landing-page .button-30{box-shadow:var(--button-30-shadow) 0 4px 8px,
    var(--button-30-shadow-soft) 0 11px 20px -3px,
    0 0 16px var(--button-30-neon),
    0 0 28px color-mix(in srgb,var(--button-30-neon) 55%,transparent),
    var(--button-30-inset) 0 -3px 0 inset;}html[data-theme] body .landing-page .button-30:hover,
html[data-theme] body .landing-page .button-30:focus-visible,
html[data-theme] body .landing-page .button-30[aria-current="true"]{box-shadow:var(--button-30-shadow) 0 6px 12px,
    var(--button-30-shadow-soft) 0 13px 24px -3px,
    0 0 20px var(--button-30-neon),
    0 0 34px color-mix(in srgb,var(--button-30-neon) 65%,transparent),
    var(--button-30-inset) 0 -3px 0 inset;}html[data-theme] body .focused-exam-page .map-label-tabs button.answered:not(.active){border-color:#42b883;background:#dff7eb;color:#18764f;}html[data-theme] body .focused-exam-page .map-label-tabs button.active.answered{border-color:#42b883;background:#dff7eb;color:#18764f;}html[data-theme] body .focused-exam-page .focused-choices label.selected{border-color:#42b883;background:#dff7eb;color:#176d4b;box-shadow:none;}html[data-theme] body .focused-exam-page .focused-choices label.selected > i{background:#238b61;color:#fff;}html[data-theme] body .focused-exam-page .focused-exam-form.is-ready .exam-floating-counter{border-color:#63d69d;background:#238b61;box-shadow:0 8px 22px rgba(35,139,97,.3);}html[data-theme] body .focused-exam-page .focused-exam-form.is-ready .focused-exam-submit [data-exam-submit]:not(:disabled){min-height:54px;border:1px solid transparent!important;border-radius:15px;background:linear-gradient(120deg,#0b70d3,#1485e9)!important;color:#fff!important;font-weight:750;box-shadow:0 7px 18px rgba(11,112,211,.2);animation:none;cursor:pointer;}html[data-theme] body .lesson-entry-shell .lesson-progress{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-rows:auto 7px;gap:5px 8px;min-width:0;}html[data-theme] body .lesson-entry-shell .lesson-progress > span,
html[data-theme] body .lesson-entry-shell .lesson-progress > strong{margin:0;line-height:1.2;}html[data-theme] body .lesson-entry-shell .lesson-progress > span{justify-self:start;color:var(--heading);font-size:11px;font-weight:750;}html[data-theme] body .lesson-entry-shell .lesson-progress > strong{justify-self:end;color:var(--brand-dark);font-size:11px;font-weight:900;font-variant-numeric:tabular-nums;}html[data-theme] body .lesson-entry-shell .lesson-progress.completed > strong{color:#198754;}html[data-theme] body .lesson-entry-shell .lesson-progress-track{grid-column:1 / -1;grid-row:2;width:100%;height:7px;min-height:7px;border:1px solid color-mix(in srgb,var(--brand) 38%,var(--line));background:color-mix(in srgb,var(--brand) 14%,var(--card));box-shadow:inset 0 1px 2px rgba(0,0,0,.1);}html[data-theme] body .lesson-entry-shell .lesson-progress-track > b{background:var(--accent, #168f62);box-shadow:none;}html[data-theme] body .lesson-entry-shell .lesson-progress.completed .lesson-progress-track > b{background:#22a06b;}html[data-theme] body .focused-exam-page .focused-exam-form.is-ready .focused-exam-submit [data-exam-submit]:not(:disabled):is(:hover,:focus-visible){background:linear-gradient(120deg,#0865c2,#1076d7)!important;box-shadow:0 9px 22px rgba(11,112,211,.25);transform:translateY(-1px);}@media (prefers-reduced-motion:reduce){html[data-theme] body .focused-exam-page .focused-exam-form.is-ready .focused-exam-submit [data-exam-submit]:not(:disabled){animation:none;}}html[data-theme] body .focused-exam-page .exam-floating-counter:hover,
html[data-theme] body .focused-exam-page .exam-floating-counter:focus-visible{transform:translateY(-2px);outline:2px solid currentColor;outline-offset:3px;}@media (max-width:700px){html[data-theme] body .focused-exam-page .exam-floating-counter{top:70px;width:44px;height:44px;padding:0;font-size:12px;}html[dir="rtl"][data-theme] body .focused-exam-page .exam-floating-counter{left:12px;}html[dir="ltr"][data-theme] body .focused-exam-page .exam-floating-counter{right:12px;}}.student-unit-grid,
.lesson-list{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),360px));justify-content:center;align-items:stretch;gap:22px;}.student-unit-shell,
.lesson-list .lesson-entry-shell{width:100%;max-width:360px;min-height:460px;grid-template-rows:minmax(0,1fr) auto minmax(0,1fr);justify-self:center;border-radius:26px;}.student-unit-shell > .student-unit-link,
.lesson-list .lesson-entry-shell > a.lesson-entry{min-height:0;padding:26px 24px 76px;display:grid;grid-template-columns:64px minmax(0,1fr);grid-template-rows:auto minmax(0,1fr);align-items:start;align-content:start;gap:16px;}.lesson-list .lesson-entry-shell > a.lesson-entry{grid-template-columns:54px minmax(0,1fr);}.student-unit-shell .student-unit-index,
.lesson-entry-shell .lesson-entry > b{grid-column:1;grid-row:1;align-self:start;}.student-unit-shell .student-unit-copy,
.lesson-entry-shell .lesson-copy{grid-column:2;grid-row:1 / 3;align-self:start;}.student-unit-shell .student-unit-copy h2,
.lesson-entry-shell .lesson-copy h3{margin-block:7px 6px;font-size:22px;line-height:1.35;}.student-unit-shell .student-unit-progress,
.lesson-entry-shell .lesson-progress{position:absolute;inset-inline-start:24px;inset-inline-end:24px;bottom:27px;width:auto;margin:0;padding:0;}.student-unit-shell .student-unit-progress{grid-template-columns:auto auto minmax(0,1fr);justify-content:stretch;column-gap:7px;}.student-unit-shell .student-unit-progress > span{white-space:nowrap;}.student-unit-shell .student-unit-progress > i,
.lesson-entry-shell .lesson-progress-track{width:100%;border-color:color-mix(in srgb,var(--line) 76%,transparent);background:color-mix(in srgb,var(--line) 42%,var(--soft));box-shadow:inset 0 1px 2px rgba(0,0,0,.12);}.student-unit-shell .student-unit-progress > i > b,
.lesson-entry-shell .lesson-progress-track > i{min-width:0;background:linear-gradient(90deg,var(--brand-dark),var(--brand));}.lesson-entry-shell .lesson-progress > div{justify-content:flex-start;gap:7px;}.student-unit-shell .student-unit-enter,
.lesson-entry-shell .lesson-card-enter,
.student-unit-shell .student-unit-link:hover .student-unit-enter,
.lesson-entry-shell .lesson-entry:hover .lesson-card-enter{bottom:20px;width:46px;height:46px;}html[dir="rtl"] .student-unit-shell .student-unit-enter,
html[dir="rtl"] .lesson-entry-shell .lesson-card-enter{left:22px;}html[dir="ltr"] .student-unit-shell .student-unit-enter,
html[dir="ltr"] .lesson-entry-shell .lesson-card-enter{right:22px;}.student-unit-shell .curriculum-choice-divider,
.lesson-entry-shell .curriculum-choice-divider{position:relative;z-index:2;}.student-unit-shell .curriculum-exam-action,
.lesson-entry-shell .curriculum-exam-action,
.lesson-list .lesson-entry-shell a.lesson-card-exam,
.lesson-list .lesson-entry-shell span.lesson-card-exam{min-height:0;padding:28px 24px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;}.student-unit-shell .curriculum-exam-action::after,
.lesson-entry-shell .curriculum-exam-action::after{display:none;}.student-unit-shell .curriculum-exam-action svg,
.lesson-entry-shell .curriculum-exam-action svg{width:38px;height:38px;padding:8px;border:1px solid currentColor;border-radius:12px;background:color-mix(in srgb,currentColor 9%,transparent);}.student-unit-shell .curriculum-exam-action > span,
.lesson-entry-shell .curriculum-exam-action > span{gap:6px;}.student-unit-shell .curriculum-exam-action b,
.lesson-entry-shell .curriculum-exam-action b{font-size:18px;}.student-unit-shell .curriculum-exam-action small,
.lesson-entry-shell .curriculum-exam-action small{max-width:240px;font-size:12px;line-height:1.55;}@media (max-width:700px){.student-unit-grid,
  .lesson-list{grid-template-columns:minmax(0,360px);gap:18px;}.student-unit-shell,
  .lesson-list .lesson-entry-shell{min-height:420px;border-radius:22px;}.student-unit-shell > .student-unit-link,
  .lesson-list .lesson-entry-shell > a.lesson-entry{padding:22px 20px 70px;grid-template-columns:52px minmax(0,1fr);gap:12px;}.student-unit-shell .student-unit-progress,
  .lesson-entry-shell .lesson-progress{inset-inline-start:20px;inset-inline-end:72px;bottom:24px;}.student-unit-shell .student-unit-enter,
  .lesson-entry-shell .lesson-card-enter{bottom:17px;width:42px;height:42px;}html[dir="rtl"] .student-unit-shell .student-unit-enter,
  html[dir="rtl"] .lesson-entry-shell .lesson-card-enter{left:18px;}html[dir="ltr"] .student-unit-shell .student-unit-enter,
  html[dir="ltr"] .lesson-entry-shell .lesson-card-enter{right:18px;}.student-unit-shell .curriculum-exam-action,
  .lesson-entry-shell .curriculum-exam-action,
  .lesson-list .lesson-entry-shell a.lesson-card-exam,
  .lesson-list .lesson-entry-shell span.lesson-card-exam{padding:22px 18px;}}.student-unit-shell,
.lesson-list .lesson-entry-shell{min-width:0;display:grid;gap:0;overflow:hidden;border:1.5px solid color-mix(in srgb,var(--brand) 38%,var(--line));border-radius:24px;background:var(--card);box-shadow:none;transition:border-color .18s ease,box-shadow .18s ease;}.student-unit-shell:has(> .student-unit-link:is(:hover,:focus-visible)),
.lesson-list .lesson-entry-shell:has(> a.lesson-entry:is(:hover,:focus-visible)){border-color:color-mix(in srgb,var(--brand) 70%,var(--line));box-shadow:none;}.student-unit-shell > .student-unit-link,
.lesson-list .lesson-entry-shell > a.lesson-entry{border:0;border-radius:0;background-color:transparent;box-shadow:none;}.student-unit-shell > .student-unit-link:is(:hover,:focus-visible),
.lesson-list .lesson-entry-shell > a.lesson-entry:is(:hover,:focus-visible){transform:none;}.curriculum-choice-divider{width:100%;padding:0 16px;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:9px;background:linear-gradient(to bottom,transparent 50%,color-mix(in srgb,#d93845 13%,var(--card)) 50%);color:var(--muted);}.curriculum-choice-divider::before,
.curriculum-choice-divider::after{width:100%;height:1px;background:color-mix(in srgb,#d93845 56%,var(--line));content:"";}.curriculum-choice-divider > span{min-width:46px;padding:4px 10px;display:flex;align-items:center;justify-content:center;gap:5px;border:1px solid color-mix(in srgb,var(--line) 88%,transparent);border-radius:999px;background:var(--card);box-shadow:0 4px 12px rgba(0,0,0,.12);color:var(--heading);font-size:12px;font-weight:800;line-height:1;}.student-unit-shell:has(.curriculum-exam-action.is-unavailable) .curriculum-choice-divider,
.lesson-entry-shell:has(.curriculum-exam-action.is-unavailable) .curriculum-choice-divider{background:linear-gradient(to bottom,transparent 50%,color-mix(in srgb,var(--soft) 58%,var(--card)) 50%);}.student-unit-shell:has(.curriculum-exam-action.is-unavailable) .curriculum-choice-divider::before,
.student-unit-shell:has(.curriculum-exam-action.is-unavailable) .curriculum-choice-divider::after,
.lesson-entry-shell:has(.curriculum-exam-action.is-unavailable) .curriculum-choice-divider::before,
.lesson-entry-shell:has(.curriculum-exam-action.is-unavailable) .curriculum-choice-divider::after{background:color-mix(in srgb,var(--line) 80%,transparent);}.curriculum-exam-action,
.lesson-list a.lesson-card-exam,
.lesson-list span.lesson-card-exam{min-height:58px;padding:9px 16px;display:grid;grid-template-columns:24px minmax(0,1fr) 24px;align-items:center;justify-content:center;gap:10px;border:0;border-top:0;border-radius:0;background:color-mix(in srgb,#d93845 13%,var(--card));color:color-mix(in srgb,#ff6a73 76%,var(--heading));box-shadow:none;text-align:center;transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;}.curriculum-exam-action::after,
.lesson-list a.lesson-card-exam::after,
.lesson-list span.lesson-card-exam::after{width:24px;height:1px;content:"";}.curriculum-exam-action > span{min-width:0;display:grid;justify-items:center;gap:2px;}.curriculum-exam-action b,
.curriculum-exam-action small{display:block;color:inherit;}.curriculum-exam-action b{font-size:14px;font-weight:900;}.curriculum-exam-action small{font-size:10px;font-weight:700;opacity:.82;}a.curriculum-exam-action:is(:hover,:focus-visible),
.lesson-list a.lesson-card-exam:is(:hover,:focus-visible){background:#d93845;color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.18);outline:0;transform:none;}.curriculum-exam-action.is-unavailable{border-top-color:color-mix(in srgb,var(--line) 80%,transparent);background:color-mix(in srgb,var(--soft) 58%,var(--card));color:var(--muted);box-shadow:none;cursor:not-allowed;opacity:.72;}.curriculum-exam-action svg,
.lesson-card-exam svg{width:19px;height:19px;justify-self:center;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-answer-box{position:relative;margin-top:20px;padding:18px 20px;overflow:hidden;border:1px solid color-mix(in srgb,var(--success) 72%,var(--line));border-inline-start-width:4px;border-radius:16px;background:linear-gradient(135deg,color-mix(in srgb,var(--success) 13%,var(--card)),color-mix(in srgb,var(--success) 5%,var(--card)));color:var(--heading);box-shadow:0 12px 28px rgba(0,0,0,.2),inset 0 1px 0 rgba(255,255,255,.06);}.direct-qa-page .direct-answer-box::before{position:absolute;inset-block-start:17px;inset-inline-start:17px;width:32px;height:32px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--success) 72%,transparent);border-radius:50%;background:color-mix(in srgb,var(--success) 17%,transparent);color:var(--success);content:"✓";font-size:17px;font-weight:900;}.direct-qa-page .direct-answer-box > b,
.direct-qa-page .direct-answer-box > p,
.direct-qa-page .direct-answer-box > small{margin-inline-start:46px;}.direct-qa-page .direct-answer-box > b{display:inline-flex;padding:3px 9px;border-radius:999px;background:color-mix(in srgb,var(--success) 14%,transparent);color:var(--success);font-size:12px;font-weight:900;}.direct-qa-page .direct-answer-box > p{margin-block:8px 0;color:var(--heading);font-size:clamp(18px,2.4vw,22px);font-weight:850;line-height:1.65;}.direct-qa-page .direct-answer-box > small{display:block;margin-block-start:9px;color:var(--muted);font-size:12px;line-height:1.7;}@media (max-width:700px){.curriculum-exam-action,
  .lesson-list a.lesson-card-exam,
  .lesson-list span.lesson-card-exam{min-height:54px;padding:8px 12px;border-radius:0;}.curriculum-choice-divider{padding-inline:10px;}.direct-qa-page .direct-question-card:not(.map-direct-card) .direct-answer-box{padding:15px;border-radius:15px;}.direct-qa-page .direct-answer-box::before{inset-block-start:14px;inset-inline-start:14px;width:29px;height:29px;}.direct-qa-page .direct-answer-box > b,
  .direct-qa-page .direct-answer-box > p,
  .direct-qa-page .direct-answer-box > small{margin-inline-start:41px;}}body.study-font-shell .app-viewport-content,
body.study-font-shell .app-viewport-content :is(button,input,select,textarea){font-family:"Segoe UI Variable Text","Segoe UI",Tahoma,Arial,sans-serif;}body.study-font-shell .app-viewport-content *{font-family:inherit;font-weight:400;}body.study-font-shell .app-viewport-content :is(h1,h2,h3,h4,strong,b,button,.primary,.secondary){font-weight:600;}.direct-qa-page .direct-answer-box::before{display:none;}.direct-qa-page .direct-answer-box--feedback{padding:17px 18px;}.direct-qa-page .direct-answer-box--feedback.is-correct{border-color:color-mix(in srgb,var(--success) 78%,var(--line));border-inline-start-color:var(--success);background:linear-gradient(135deg,color-mix(in srgb,var(--success) 15%,var(--card)),color-mix(in srgb,var(--success) 5%,var(--card)));}.direct-qa-page .direct-answer-box--feedback.is-wrong{border-color:color-mix(in srgb,var(--danger) 78%,var(--line));border-inline-start-color:var(--danger);background:linear-gradient(135deg,color-mix(in srgb,var(--danger) 14%,var(--card)),color-mix(in srgb,var(--danger) 4%,var(--card)));}.direct-answer-status{display:flex;align-items:center;gap:9px;margin:0;font-size:14px;line-height:1;}.direct-answer-status > b{display:none;}.direct-qa-page .direct-answer-box--feedback{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:start;gap:12px;}.direct-qa-page .direct-answer-box--feedback[hidden],
.direct-qa-page .direct-answer-box--reveal[hidden]{display:none;}.direct-qa-page .direct-answer-box--feedback > p{flex:1 1 auto;min-width:0;margin:0;padding:0;border:0;}.direct-answer-explanation{grid-column:2;min-width:0;margin-top:2px;padding-top:13px;border-top:1px solid color-mix(in srgb,currentColor 28%,transparent);}.direct-answer-explanation > b{display:block;margin-bottom:7px;color:var(--heading);font-size:12px;font-weight:800;}.direct-answer-explanation > div{color:var(--text);font-size:14px;line-height:1.85;}.direct-answer-explanation .admin-preview-language-pair{gap:10px;}.direct-qa-page .direct-answer-box--feedback.is-correct{border-color:#37b77b;border-inline-start-color:#37b77b;background:linear-gradient(135deg, rgba(55,183,123,.2), rgba(55,183,123,.07));}.direct-qa-page .direct-answer-box--feedback.is-wrong{border-color:#e0525e;border-inline-start-color:#e0525e;background:linear-gradient(135deg, rgba(224,82,94,.2), rgba(224,82,94,.07));}.direct-answer-status > i{position:relative;width:38px;height:38px;display:grid;place-items:center;flex:0 0 38px;border:1px solid currentColor;border-radius:50%;font-style:normal;font-size:22px;font-weight:700;}.direct-answer-box.is-correct .direct-answer-status{color:var(--success);}.direct-answer-box.is-correct .direct-answer-status > i::before{content:"✓";}.direct-answer-box.is-wrong .direct-answer-status{color:var(--danger);}.direct-answer-box.is-wrong .direct-answer-status > i::before{position:absolute;width:19px;height:3px;border-radius:99px;background:currentColor;content:"";transform:rotate(45deg);}.direct-answer-box.is-wrong .direct-answer-status > i::after{position:absolute;width:19px;height:3px;border-radius:99px;background:currentColor;content:"";transform:rotate(-45deg);}.direct-qa-page .direct-answer-box--feedback > p{margin:12px 0 0;}.direct-qa-page .direct-answer-box--reveal > p,
.direct-qa-page .direct-answer-box--reveal > small{margin-inline-start:0;}.is-admin-preview .admin-preview-language-pair{display:grid;width:100%;gap:7px;}.is-admin-preview .admin-preview-language-pair > [lang="ar"]{text-align:right;}.is-admin-preview .admin-preview-language-pair > [lang="en"]{padding-top:7px;border-top:1px solid color-mix(in srgb,var(--line) 68%,transparent);color:var(--muted);text-align:left;}.is-admin-preview .passage-reading-copy .admin-preview-language-pair{gap:12px;}.is-admin-preview .passage-reading-copy .admin-preview-language-pair > [lang="en"]{padding-top:0;border-top:0;}.passage-item-panel > header.map-question-label strong,
.passage-item-panel.active > header.map-question-label strong{display:none;}.is-admin-preview .focused-choices .admin-preview-language-pair,
.is-admin-preview .direct-mcq-choices .admin-preview-language-pair{gap:4px;}.is-admin-preview .focused-choices .admin-preview-language-pair > [lang="en"],
.is-admin-preview .direct-mcq-choices .admin-preview-language-pair > [lang="en"]{padding-top:4px;}@media (max-width:700px){.direct-qa-page .direct-answer-box--feedback{padding:14px;}.direct-answer-explanation{grid-column:1 / -1;}.direct-answer-status > i{width:35px;height:35px;flex-basis:35px;}}.direct-qa-page .direct-answer-box--feedback{display:block;padding:0;overflow:hidden;border-inline-start-width:4px;border-radius:18px;box-shadow:0 12px 30px rgba(0,0,0,.18),inset 0 1px 0 rgba(255,255,255,.06);}.direct-answer-summary{display:grid;grid-template-columns:minmax(150px,.3fr) minmax(0,1fr);align-items:stretch;gap:12px;padding:16px 18px;}.direct-answer-status{align-self:stretch;min-height:72px;padding:12px 14px;border:1px solid color-mix(in srgb,currentColor 42%,transparent);border-radius:14px;background:color-mix(in srgb,currentColor 9%,transparent);}.direct-answer-status > b{display:block;font-size:12px;font-weight:600;line-height:1.2;}.direct-answer-summary > div{display:flex;min-height:72px;min-width:0;flex-direction:column;justify-content:center;padding:11px 16px;border:1px solid color-mix(in srgb,var(--line) 72%,transparent);border-radius:14px;background:color-mix(in srgb,var(--card) 58%,transparent);}.direct-answer-summary > div > small{display:block;margin-bottom:3px;color:var(--muted);font-size:12px;font-weight:500;line-height:1.3;}.direct-answer-summary p{margin:0;color:var(--heading);font-size:clamp(20px,2.5vw,25px);font-weight:600;line-height:1.55;overflow-wrap:anywhere;}.direct-answer-explanation{display:block;margin:0;padding:16px 18px 18px;border-top:1px solid color-mix(in srgb,currentColor 24%,transparent);background:color-mix(in srgb,var(--card) 32%,transparent);}.direct-answer-explanation > b{display:flex;align-items:center;gap:8px;margin:0 0 12px;font-size:13px;font-weight:600;}.direct-answer-explanation > b::before{width:4px;height:18px;border-radius:99px;background:currentColor;content:"";}.direct-answer-explanation > div{max-width:100%;padding-bottom:2px;overflow-x:auto;color:var(--text);font-size:14px;line-height:1.95;scrollbar-width:thin;}.direct-answer-explanation .math-sup{font-size:.72em;vertical-align:.52em;}.direct-answer-explanation .fraction,
.direct-answer-explanation .radical{margin-block:.1em;}.direct-answer-summary .radical,
.direct-answer-explanation .radical{align-items:flex-start;line-height:1.05;vertical-align:-.16em;}.direct-answer-summary .radical-sign,
.direct-answer-explanation .radical-sign{height:1.24em;stroke-width:.075em;}.direct-answer-summary .radical--fraction,
.direct-answer-explanation .radical--fraction{vertical-align:baseline;}.direct-answer-summary .radical--fraction > .radical-sign,
.direct-answer-summary .radical--fraction > .radical-sign > .radical-hook,
.direct-answer-explanation .radical--fraction > .radical-sign,
.direct-answer-explanation .radical--fraction > .radical-sign > .radical-hook{height:100%;}.radical,
.direct-answer-summary .radical,
.direct-answer-explanation .radical{vertical-align:baseline;}.radical.radical--fraction,
.direct-answer-summary .radical--fraction,
.direct-answer-explanation .radical--fraction{vertical-align:middle;}.focused-review-card.wrong .review-answer-lines p:first-child{background:#fbe5e7;border-color:#da7d87;}.focused-review-card.wrong .review-answer-lines p:last-child,
.focused-review-card.correct .review-answer-lines p{background:#e0f3e8;border-color:#70aa8b;}.focused-review-card:is(.wrong,.correct) .review-answer-lines p :is(b,small),
html[data-theme="chalk-light"] .focused-review-card:is(.wrong,.correct) .review-answer-lines p :is(b,small){color:#000;}.focused-review-card:is(.wrong,.correct) .review-answer-lines p small{font-weight:800;font-size:14px;}.focused-review-card:is(.wrong,.correct) .review-answer-lines p b{font-weight:700;font-size:18px;}html[data-theme="dark"] .passage-exam-review-grid>div{color:#17251e;text-shadow:none;}html[data-theme="dark"] .passage-exam-review-grid>div :is(p,small,b,em){opacity:1;text-shadow:none;}html[data-theme="dark"] .passage-exam-review-grid>div small{color:#34483d!important;}html[data-theme="dark"] .passage-exam-review-grid>div b{color:#13271d!important;font-weight:850;}html[data-theme="dark"] .passage-exam-review-grid>div em{display:block;margin-top:6px;color:#40564a!important;font-weight:650;line-height:1.65;}html[data-theme="dark"] .passage-exam-review-grid>div.correct b{color:#075f3a!important;}html[data-theme="dark"] .passage-exam-review-grid>div.wrong b{color:#982f3b!important;}html[data-theme="dark"] .passage-exam-review-grid>div>span{border:1px solid #3b4942;background:#111713;color:#fff!important;font-weight:900;text-shadow:0 1px 2px rgba(0,0,0,.5);}.lesson-completion-notice{position:fixed;z-index:2147483647;inset-block-start:clamp(24px,12vh,110px);left:50%;transform:translateX(-50%);width:min(460px,calc(100% - 28px));padding:20px 24px;display:grid;grid-template-columns:52px 1fr;gap:3px 14px;align-items:center;border:2px solid #45a77a;border-radius:22px;background:rgba(238,255,246,.97);color:#171917;box-shadow:0 22px 65px rgba(0,0,0,.3),0 0 0 7px rgba(69,167,122,.12);text-align:start;pointer-events:none;animation:achievement-notice-in .5s cubic-bezier(.2,.9,.25,1.2) both;}.lesson-completion-notice>i{grid-row:1/3;width:52px;height:52px;display:grid;place-items:center;border-radius:50%;background:#ffd166;color:#7b5000;box-shadow:0 0 0 6px rgba(255,209,102,.2);font-size:26px;font-style:normal;}.lesson-completion-notice strong{font-size:20px;color:inherit;line-height:1.3;}.lesson-completion-notice span{font-size:14px;line-height:1.5;}.lesson-fireworks{position:fixed!important;inset:0 auto auto 0!important;width:100vw!important;width:100dvw!important;height:100vh!important;height:100dvh!important;min-width:100vw;min-height:100vh;max-width:none!important;max-height:none!important;margin:0!important;padding:0!important;transform:none!important;z-index:2147483646;pointer-events:none;overflow:hidden;isolation:isolate;contain:strict;background:radial-gradient(circle at 50% 42%,rgba(255,255,255,.12),transparent 33%),
    linear-gradient(180deg,rgba(4,10,18,.1),rgba(4,10,18,.2));animation:lesson-fireworks-stage 3.2s ease both;}.lesson-fireworks::before{content:"";position:absolute;inset:-15%;z-index:-1;background:radial-gradient(circle at 18% 22%,rgba(255,77,109,.14),transparent 22%),
    radial-gradient(circle at 82% 34%,rgba(72,168,255,.15),transparent 24%),
    radial-gradient(circle at 48% 78%,rgba(45,226,166,.12),transparent 28%);animation:lesson-fireworks-glow 1.4s ease-in-out 2 alternate;}.lesson-fireworks i{position:absolute;width:4px;height:var(--length,15px);margin:calc(var(--length,15px) / -2) 0 0 -2px;border-radius:999px;background:linear-gradient(to bottom,#fff 0 12%,var(--spark) 28% 100%);box-shadow:0 0 7px var(--spark),0 0 14px color-mix(in srgb,var(--spark) 72%,transparent);opacity:0;will-change:transform,opacity;animation:lesson-firework 1.45s cubic-bezier(.12,.62,.25,1) var(--delay) 1 both;}.lesson-fireworks b{position:absolute;width:14px;height:14px;margin:-7px;border:3px solid var(--spark);border-radius:50%;box-shadow:0 0 15px var(--spark),inset 0 0 10px var(--spark);opacity:0;animation:lesson-firework-ring 1.45s ease-out var(--delay) 1 both;}.lesson-celebration-confetti{position:absolute;top:-7vh;width:clamp(5px,.55vw,9px);height:clamp(10px,1.15vw,18px);border-radius:3px;background:var(--spark);box-shadow:0 0 8px color-mix(in srgb,var(--spark) 70%,transparent);opacity:0;will-change:transform,opacity;animation:lesson-celebration-fall var(--duration) cubic-bezier(.18,.7,.34,1) var(--delay) 1 both;}@keyframes lesson-firework{0%{opacity:0;transform:translate(0,0) rotate(var(--angle)) scaleY(.2);}8%{opacity:1;}68%{opacity:.98;}100%{opacity:0;transform:translate(var(--x),var(--y)) rotate(var(--angle)) scaleY(.58);filter:blur(.3px);}}@keyframes lesson-firework-ring{0%{opacity:1;transform:scale(.12);}70%{opacity:.68;}100%{opacity:0;transform:scale(7.2);}}@keyframes lesson-celebration-fall{0%{opacity:0;transform:translate3d(0,-4vh,0) rotate(0deg) scale(.75);}8%{opacity:1;}84%{opacity:.95;}100%{opacity:0;transform:translate3d(var(--drift),112vh,0) rotate(var(--spin)) scale(1);}}@keyframes lesson-fireworks-stage{0%,100%{background-color:transparent;}12%,82%{background-color:rgba(2,8,15,.08);}}@keyframes lesson-fireworks-glow{from{opacity:.55;transform:scale(.96);}to{opacity:1;transform:scale(1.04);}}@keyframes achievement-notice-in{from{opacity:0;transform:translate(-50%,-20px) scale(.92);}to{opacity:1;transform:translateX(-50%) scale(1);}}@media (prefers-reduced-motion:reduce){.lesson-fireworks{display:none;}.lesson-completion-notice{animation:none;}}@media (max-width:520px){.lesson-completion-notice{grid-template-columns:44px 1fr;padding:16px 17px;}.lesson-completion-notice>i{width:44px;height:44px;font-size:22px;}.lesson-completion-notice strong{font-size:17px;}.lesson-completion-notice span{font-size:12px;}}.nuclide{display:inline-flex;align-items:center;margin-inline:.1em;direction:ltr;unicode-bidi:isolate;vertical-align:middle;white-space:nowrap;font-family:"Segoe UI",Arial,sans-serif;}.nuclide-indices{width:auto;min-width:1.55em;height:1.55em;display:inline-grid;grid-template-rows:1fr 1fr;align-items:center;margin-inline-end:.08em;font-size:.72em;font-weight:750;line-height:1;text-align:right;}.nuclide-indices > sup,
.nuclide-indices > sub{position:static;display:block;padding:0;margin:0;border:0;font:inherit;line-height:1;text-align:right;}.nuclide-indices > sup{align-self:end;}.nuclide-indices > sub{align-self:start;}.nuclide-symbol{display:inline-block;font-size:1.18em;font-weight:780;line-height:1;}.focused-choices .nuclide,
.direct-answer-summary .nuclide,
.review-answer-lines .nuclide{font-size:1.16em;}.math-set{display:inline-flex;align-items:stretch;gap:.12em;vertical-align:middle;direction:ltr;unicode-bidi:isolate;max-width:100%;}.math-set-content{display:inline-block;min-width:0;padding-block:.12em;}.math-set-brace{position:relative;display:block;width:.48em;min-height:1.25em;flex:0 0 .48em;}.math-set-brace > svg{position:absolute;inset:0;width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.3px;stroke-linecap:round;stroke-linejoin:round;}.math-set-brace--close > svg{transform:scaleX(-1);}.subject-curriculum-card{position:relative;min-height:172px;padding:18px 18px 18px 16px;grid-template-columns:96px minmax(0,1fr) 126px 38px;grid-template-rows:1fr;align-items:center;gap:14px;overflow:hidden;border-color:color-mix(in srgb,var(--subject-color) 38%,var(--line));border-radius:18px;background:linear-gradient(90deg,color-mix(in srgb,var(--subject-color) 13%,transparent),transparent 34%),
    rgba(12,15,13,.92);box-shadow:0 8px 22px rgba(0,0,0,.28);}.subject-curriculum-card::before{position:absolute;inset-block:16px;inset-inline-start:0;width:3px;border-radius:0 8px 8px 0;background:color-mix(in srgb,var(--subject-color) 76%,var(--chalk));content:"";}.subject-curriculum-card:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--subject-color) 72%,var(--chalk));box-shadow:0 14px 30px rgba(0,0,0,.36),0 0 0 1px color-mix(in srgb,var(--subject-color) 20%,transparent);}.subject-curriculum-card .curriculum-cover{grid-column:1;grid-row:1;width:96px;height:128px;border-radius:15px;border-color:rgba(255,255,255,.65);box-shadow:0 7px 18px rgba(0,0,0,.4);}.subject-curriculum-card>div{grid-column:2;grid-row:1;align-self:center;}.subject-curriculum-card>div small{display:inline-flex;padding:4px 8px;border:1px solid color-mix(in srgb,var(--subject-color) 46%,var(--line));border-radius:999px;background:color-mix(in srgb,var(--subject-color) 10%,transparent);color:var(--chalk-dim);font-size:11px;letter-spacing:.055em;}.subject-curriculum-card>div h2{margin:9px 0 4px;font-size:clamp(21px,2vw,27px);line-height:1.15;}.subject-curriculum-card>div p{color:var(--muted);font-size:12px;}.subject-curriculum-card dl{grid-column:3;grid-row:1;min-height:92px;margin:0;display:grid;grid-template-columns:1fr;align-self:center;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.025);overflow:hidden;}.subject-curriculum-card dl div,
.subject-curriculum-card dl div+div{min-height:45px;padding:7px 10px;display:flex;align-items:center;justify-content:space-between;gap:8px;}.subject-curriculum-card dl div+div{border-top:1px solid var(--line);border-inline-start:0;}.subject-curriculum-card dt{font-size:11px;}.subject-curriculum-card dd{font-size:18px;}.subject-curriculum-card .curriculum-open{grid-column:4;grid-row:1;width:38px;height:38px;border-radius:12px;box-shadow:none;}.subject-curriculum-grid .curriculum-entity-delete{top:8px;right:8px;}.subject-curriculum-grid .curriculum-entity-delete-button{box-sizing:border-box;width:38px;min-width:38px;max-width:38px;height:38px;min-height:38px;max-height:38px;aspect-ratio:1;padding:0;display:grid;place-items:center;border:1px solid rgba(255,82,96,.48);border-radius:50%;background:rgba(255,82,96,.1);line-height:0;filter:none;}.subject-curriculum-grid .curriculum-entity-delete-button svg{width:17px;height:17px;stroke-width:2.5;}.subject-curriculum-grid .curriculum-entity-delete-button:is(:hover,:focus-visible){border-color:#ff5260;background:#ff5260;color:#fff;filter:none;transform:scale(1.05);}.subject-curriculum-grid > .curriculum-card-shell{display:flex;flex-direction:column;}.subject-curriculum-grid > .curriculum-card-shell > .subject-curriculum-card{height:auto;flex:1 0 auto;border-end-start-radius:0;border-end-end-radius:0;box-shadow:none;transform:none;}.subject-curriculum-grid .curriculum-access-form{position:static;inset:auto;margin:0;padding:12px 18px;display:flex;align-items:center;justify-content:flex-end;border:1px solid var(--line);border-top:0;border-radius:0 0 18px 18px;background:var(--card);}.subject-curriculum-grid .curriculum-access-form button{min-height:40px;min-width:112px;padding:8px 16px;border:1px solid var(--chalk);border-radius:10px;background:var(--chalk);color:var(--board);box-shadow:0 6px 14px rgba(0,0,0,.34);font-size:14px;font-weight:800;}.subject-curriculum-grid .curriculum-access-form button:is(:hover,:focus-visible){border-color:var(--chalk);background:transparent;color:var(--chalk);outline:0;transform:translateY(-1px);}.question-admin-list{gap:12px;}.qa-admin-card{position:relative;display:grid;grid-template-columns:1fr 1fr;overflow:hidden;border-color:rgba(255,255,245,.34);border-radius:18px;background:rgba(12,15,13,.94);box-shadow:0 8px 22px rgba(0,0,0,.28);}.qa-admin-card::before{position:absolute;z-index:1;inset-block-start:0;inset-inline:18px;height:2px;border-radius:0 0 4px 4px;background:linear-gradient(90deg,transparent,var(--chalk) 18%,var(--chalk) 82%,transparent);opacity:.48;content:"";}.qa-admin-card>header{grid-column:1/-1;min-height:108px;padding:19px 20px;grid-template-columns:52px minmax(0,1fr) auto;gap:16px;background:linear-gradient(100deg,rgba(255,255,255,.04),transparent 62%);}.qa-number{width:52px;height:52px;border:1px solid rgba(255,255,255,.84);border-radius:15px;box-shadow:0 6px 14px rgba(0,0,0,.3);font-size:15px;}.qa-admin-card header small{padding:4px 9px;font-size:11px;letter-spacing:.07em;}.qa-admin-card h3{margin:7px 0 0;font-size:clamp(17px,1.8vw,21px);line-height:1.45;}.qa-admin-card>.qa-edit-panel,
.qa-admin-card>.qa-answer-preview{min-width:0;border-top:1px solid var(--line);background:rgba(255,255,255,.012);}.qa-admin-card>.qa-edit-panel{grid-column:1;}.qa-admin-card>.qa-answer-preview{grid-column:2;border-inline-start:1px solid var(--line);}.qa-admin-card>.qa-edit-panel[open],
.qa-admin-card>.qa-answer-preview[open]{grid-column:1/-1;border-inline-start:0;}.qa-edit-panel>.qa-editor-toggle,
.qa-answer-preview>summary{min-height:58px;padding:8px 16px;border-top:0;background:transparent;}.qa-edit-panel>.qa-editor-toggle{grid-template-columns:38px minmax(0,1fr) 30px;gap:10px;}.qa-editor-toggle .qa-toggle-icon,
.qa-answer-preview>summary>span{width:38px;height:38px;border-radius:11px;}.qa-answer-preview>summary{color:var(--chalk);}.qa-answer-preview>summary>span{border-color:rgba(99,214,157,.46);background:rgba(99,214,157,.09);color:var(--success);}.qa-answer-preview>summary:hover,
.qa-answer-preview[open]>summary{background:rgba(99,214,157,.065);color:var(--success);}.qa-edit-panel>.qa-editor-toggle:hover,
.qa-edit-panel[open]>.qa-editor-toggle{background:rgba(255,255,255,.045);}html[data-theme="chalk-light"] .subject-curriculum-card,
html[data-theme="chalk-light"] .qa-admin-card{background:color-mix(in srgb,var(--card) 96%,var(--soft));}html[data-theme="chalk-light"] .subject-curriculum-card dl,
html[data-theme="chalk-light"] .qa-admin-card>.qa-edit-panel,
html[data-theme="chalk-light"] .qa-admin-card>.qa-answer-preview{background:color-mix(in srgb,var(--card) 92%,var(--soft));}@media (max-width:700px){.subject-curriculum-card{min-height:190px;padding:16px;grid-template-columns:78px minmax(0,1fr) 38px;grid-template-rows:minmax(96px,auto) 50px;gap:10px 12px;}.subject-curriculum-card .curriculum-cover{width:78px;height:104px;}.subject-curriculum-card>div{grid-column:2;}.subject-curriculum-card>div h2{font-size:21px;}.subject-curriculum-card dl{grid-column:1/-1;grid-row:2;min-height:50px;grid-template-columns:1fr 1fr;}.subject-curriculum-card dl div,
  .subject-curriculum-card dl div+div{min-height:48px;}.subject-curriculum-card dl div+div{border-top:0;border-inline-start:1px solid var(--line);}.subject-curriculum-card .curriculum-open{grid-column:3;}.subject-curriculum-grid .curriculum-access-form{padding:12px 16px;}.qa-admin-card{grid-template-columns:1fr;}.qa-admin-card>.qa-edit-panel,
  .qa-admin-card>.qa-answer-preview,
  .qa-admin-card>.qa-edit-panel[open],
  .qa-admin-card>.qa-answer-preview[open]{grid-column:1;border-inline-start:0;}.qa-admin-card>.qa-answer-preview{border-top:1px solid var(--line);}}@media (max-width:700px){.direct-qa-page .direct-answer-box--feedback{padding:0;border-radius:16px;}.direct-answer-summary{grid-template-columns:1fr;gap:9px;padding:14px;}.direct-answer-status{min-height:54px;align-self:stretch;flex-direction:row;gap:10px;padding:9px 11px;text-align:start;}.direct-answer-status > b{font-size:12px;}.direct-answer-summary > div{min-height:64px;padding:10px 12px;}.direct-answer-summary p{font-size:19px;}.direct-answer-explanation{padding:15px 14px 17px;}.direct-answer-explanation > b{margin-bottom:10px;font-size:12px;}.direct-answer-explanation > div{font-size:13px;line-height:1.9;}}.student-unit-shell > .student-unit-link::before,
.student-unit-shell > .student-unit-link::after,
.lesson-entry-shell > a.lesson-entry::before,
.lesson-entry-shell > a.lesson-entry::after{display:none;content:none;}.curriculum-selection-page > .student-lessons-section--minimal{margin-top:34px;}.curriculum-selection-page > .student-unit-grid--minimal{margin-top:34px;}.student-unit-grid,
.lesson-list{grid-template-columns:minmax(0,980px);justify-content:center;}.student-unit-shell,
.lesson-list .lesson-entry-shell{width:100%;max-width:980px;min-height:270px;grid-template-columns:minmax(0,1fr) 38px minmax(0,1fr);grid-template-rows:minmax(270px,auto);direction:ltr;border-radius:26px;}.student-unit-shell > .student-unit-link,
.lesson-list .lesson-entry-shell > a.lesson-entry{grid-column:1;grid-row:1;min-width:0;padding:30px 28px 82px;grid-template-rows:1fr;align-items:start;align-content:start;}.student-unit-shell .student-unit-index,
.lesson-entry-shell .lesson-entry > b,
.student-unit-shell .student-unit-copy,
.lesson-entry-shell .lesson-copy{grid-row:1;align-self:start;}.student-unit-shell .student-unit-index,
.lesson-entry-shell .lesson-entry > b{position:absolute;left:50%;right:auto;top:24px;transform:translateX(-50%);}.student-unit-shell .student-unit-copy,
.lesson-entry-shell .lesson-copy{display:contents;}.student-unit-shell .student-unit-copy h2,
.lesson-entry-shell .lesson-copy h3,
.student-unit-shell .curriculum-exam-context,
.lesson-entry-shell .curriculum-exam-context{position:absolute;inset-inline:14px;top:76px;margin:0;color:var(--heading);font-size:17px;font-weight:800;line-height:1.3;text-align:center;}.student-unit-shell .student-unit-copy p,
.lesson-entry-shell .lesson-copy p,
.student-unit-shell > .curriculum-exam-action small,
.lesson-entry-shell > .curriculum-exam-action small{position:absolute;inset-inline:12px;top:112px;margin:0;color:var(--muted);font-size:11px;font-weight:600;line-height:1.45;text-align:center;}.student-unit-shell .student-unit-index,
.lesson-entry-shell .lesson-entry > b{width:38px;height:38px;min-width:38px;flex-basis:38px;border-radius:12px;font-size:14px;}.student-unit-shell .curriculum-question-choice,
.lesson-entry-shell .curriculum-question-choice{position:absolute;inset-inline:12px;top:62%;z-index:2;color:var(--heading);font-size:15px;font-weight:850;letter-spacing:.04em;line-height:1.2;text-align:center;transform:translateY(-50%);}html[dir="rtl"] .student-unit-shell > .student-unit-link,
html[dir="rtl"] .lesson-entry-shell > a.lesson-entry,
html[dir="rtl"] .student-unit-shell > .curriculum-exam-action,
html[dir="rtl"] .lesson-entry-shell > .curriculum-exam-action{direction:rtl;}html[dir="ltr"] .student-unit-shell > .student-unit-link,
html[dir="ltr"] .lesson-entry-shell > a.lesson-entry,
html[dir="ltr"] .student-unit-shell > .curriculum-exam-action,
html[dir="ltr"] .lesson-entry-shell > .curriculum-exam-action{direction:ltr;}.student-unit-shell > .curriculum-choice-divider,
.lesson-entry-shell > .curriculum-choice-divider{grid-column:2;grid-row:1;width:38px;height:100%;padding:18px 0;display:grid;grid-template-columns:1fr;grid-template-rows:1fr;place-items:center;background:linear-gradient(to right,var(--card) 50%,color-mix(in srgb,#d93845 24%,var(--card)) 50%);}.student-unit-shell > .curriculum-choice-divider::before,
.lesson-entry-shell > .curriculum-choice-divider::before{grid-area:1 / 1;width:1px;height:100%;}.student-unit-shell > .curriculum-choice-divider::after,
.lesson-entry-shell > .curriculum-choice-divider::after{display:none;}.student-unit-shell > .curriculum-choice-divider > span,
.lesson-entry-shell > .curriculum-choice-divider > span{position:absolute;left:50%;right:auto;top:62%;z-index:1;grid-area:1 / 1;width:38px;min-width:38px;height:38px;padding:0;border-radius:50%;transform:translate(-50%,-50%);}.student-unit-shell > .curriculum-exam-action,
.lesson-entry-shell > .curriculum-exam-action,
.lesson-list .lesson-entry-shell > a.lesson-card-exam,
.lesson-list .lesson-entry-shell > span.lesson-card-exam{grid-column:3;grid-row:1;min-width:0;padding:30px 26px;position:relative;}.student-unit-shell > .curriculum-exam-action:not(.is-unavailable),
.lesson-entry-shell > .curriculum-exam-action:not(.is-unavailable){background:color-mix(in srgb,var(--exam-tone, #c86f82) 25%,var(--card));color:color-mix(in srgb,var(--exam-tone, #c86f82) 78%,var(--heading));}.student-unit-shell > a.curriculum-exam-action:not(.is-unavailable):is(:hover,:focus-visible),
.lesson-entry-shell > a.curriculum-exam-action:not(.is-unavailable):is(:hover,:focus-visible){background:color-mix(in srgb,var(--exam-tone, #c86f82) 25%,var(--card));color:color-mix(in srgb,var(--exam-tone, #c86f82) 78%,var(--heading));box-shadow:none;outline:0;transform:none;}.student-unit-shell > .curriculum-exam-action svg,
.lesson-entry-shell > .curriculum-exam-action svg{position:absolute;left:50%;right:auto;top:24px;transform:translateX(-50%);}.student-unit-shell > .curriculum-exam-action > span,
.lesson-entry-shell > .curriculum-exam-action > span{width:100%;display:contents;}.student-unit-shell > .curriculum-exam-action b,
.lesson-entry-shell > .curriculum-exam-action b{position:absolute;inset-inline:12px;top:62%;line-height:1.2;text-align:center;transform:translateY(-50%);}.student-unit-shell:has(.curriculum-exam-action.is-unavailable) > .curriculum-choice-divider,
.lesson-entry-shell:has(.curriculum-exam-action.is-unavailable) > .curriculum-choice-divider{background:linear-gradient(to right,var(--card) 50%,color-mix(in srgb,var(--soft) 58%,var(--card)) 50%);}@media (max-width:700px){.curriculum-selection-page > .student-lessons-section--minimal{margin-top:24px;}.curriculum-selection-page > .student-unit-grid--minimal{margin-top:24px;}.student-unit-shell,
  .lesson-list .lesson-entry-shell{min-height:320px;grid-template-columns:minmax(0,1fr) 30px minmax(0,1fr);grid-template-rows:minmax(320px,auto);border-radius:22px;}.student-unit-shell > .student-unit-link,
  .lesson-list .lesson-entry-shell > a.lesson-entry{padding:18px 12px 72px;grid-template-columns:1fr;grid-template-rows:auto auto;justify-items:center;align-content:start;text-align:center;gap:10px;}.student-unit-shell .student-unit-index,
  .lesson-entry-shell .lesson-entry > b,
  .student-unit-shell .student-unit-copy,
  .lesson-entry-shell .lesson-copy{grid-column:1;grid-row:auto;}.student-unit-shell .student-unit-copy,
  .lesson-entry-shell .lesson-copy{text-align:center;}.student-unit-shell .student-unit-index,
  .lesson-entry-shell .lesson-entry > b,
  .student-unit-shell > .curriculum-exam-action svg,
  .lesson-entry-shell > .curriculum-exam-action svg{top:24px;}.student-unit-shell .student-unit-copy h2,
  .lesson-entry-shell .lesson-copy h3,
  .student-unit-shell .curriculum-exam-context,
  .lesson-entry-shell .curriculum-exam-context{top:76px;font-size:14px;}.student-unit-shell .student-unit-copy p,
  .lesson-entry-shell .lesson-copy p,
  .student-unit-shell > .curriculum-exam-action small,
  .lesson-entry-shell > .curriculum-exam-action small{top:110px;font-size:10px;}.student-unit-shell .curriculum-question-choice,
  .lesson-entry-shell .curriculum-question-choice{inset-inline:6px;font-size:13px;letter-spacing:0;}.student-unit-shell .student-unit-copy h2,
  .lesson-entry-shell .lesson-copy h3{font-size:15px;line-height:1.35;}.lesson-entry-shell .lesson-copy h3{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;}.student-unit-shell .student-unit-copy p,
  .lesson-entry-shell .lesson-copy p{font-size:11px;}.student-unit-shell > .curriculum-choice-divider,
  .lesson-entry-shell > .curriculum-choice-divider{width:30px;padding-block:14px;}.student-unit-shell > .curriculum-choice-divider > span,
  .lesson-entry-shell > .curriculum-choice-divider > span{width:30px;min-width:30px;height:30px;padding:0;font-size:10px;}.student-unit-shell > .curriculum-exam-action,
  .lesson-entry-shell > .curriculum-exam-action,
  .lesson-list .lesson-entry-shell > a.lesson-card-exam,
  .lesson-list .lesson-entry-shell > span.lesson-card-exam{padding:20px 12px;}.student-unit-shell .curriculum-exam-action b,
  .lesson-entry-shell .curriculum-exam-action b{font-size:13px;}.student-unit-shell .curriculum-exam-action small,
  .lesson-entry-shell .curriculum-exam-action small{font-size:10px;}.student-unit-shell .student-unit-progress,
  .lesson-entry-shell .lesson-progress{inset-inline:10px;bottom:22px;}.student-unit-shell .student-unit-enter,
  .lesson-entry-shell .lesson-card-enter{bottom:15px;width:38px;height:38px;}}@media (min-width:901px){.lesson-list{grid-template-columns:minmax(0,980px);gap:18px;}.student-unit-grid{grid-template-columns:repeat(auto-fit,minmax(440px,1fr));gap:18px;}.student-unit-shell,
  .lesson-list .lesson-entry-shell{max-width:none;min-height:220px;grid-template-rows:220px;border-radius:22px;}.student-unit-shell > .student-unit-link,
  .lesson-list .lesson-entry-shell > a.lesson-entry{padding:18px 18px 58px;}.student-unit-shell .student-unit-index,
  .lesson-entry-shell .lesson-entry > b,
  .student-unit-shell > .curriculum-exam-action svg,
  .lesson-entry-shell > .curriculum-exam-action svg{top:16px;}.student-unit-shell .student-unit-copy h2,
  .lesson-entry-shell .lesson-copy h3,
  .student-unit-shell .curriculum-exam-context,
  .lesson-entry-shell .curriculum-exam-context{top:62px;inset-inline:9px;font-size:14px;}.student-unit-shell .student-unit-copy p,
  .lesson-entry-shell .lesson-copy p,
  .student-unit-shell > .curriculum-exam-action small,
  .lesson-entry-shell > .curriculum-exam-action small{top:88px;inset-inline:8px;font-size:9px;}.student-unit-shell .curriculum-question-choice,
  .lesson-entry-shell .curriculum-question-choice,
  .student-unit-shell > .curriculum-exam-action b,
  .lesson-entry-shell > .curriculum-exam-action b{top:64%;inset-inline:8px;font-size:12px;}.student-unit-shell > .curriculum-choice-divider > span,
  .lesson-entry-shell > .curriculum-choice-divider > span{top:64%;}.student-unit-shell .student-unit-progress,
  .lesson-entry-shell .lesson-progress{inset-inline:16px;bottom:14px;}}html[data-theme] body.app-viewport-shell > .topbar nav .nav-action{border-radius:10px;cursor:pointer;transition:color .18s ease, background-color .18s ease, box-shadow .18s ease, transform .18s ease;}html[data-theme] body.app-viewport-shell > .topbar nav .nav-action:is(:hover,:focus-visible){border-color:transparent;background:color-mix(in srgb,var(--chalk) 9%,transparent);background-image:none;color:var(--muted);box-shadow:0 3px 9px color-mix(in srgb,var(--muted) 13%,transparent);transform:translateY(-1px);}html[data-theme] body.app-viewport-shell > .topbar nav .nav-action:is(:hover,:focus-visible) .nav-action-icon{color:currentColor;stroke:currentColor;transform:none;}html[data-theme] body.app-viewport-shell > .topbar nav .nav-action:active{border-color:transparent;transform:translateY(0);box-shadow:0 1px 4px color-mix(in srgb,var(--muted) 10%,transparent);}html[data-theme="chalk-light"] body.app-viewport-shell > .topbar nav .nav-action:is(:hover,:focus-visible){background:color-mix(in srgb,var(--heading) 8%,transparent);}html[data-theme] body.app-viewport-shell > .topbar nav a.account-link.nav-action.nav-login:not(:hover):not(:focus-visible):not(:active){border-color:color-mix(in srgb,var(--line) 76%,transparent);background:color-mix(in srgb,var(--soft) 34%,transparent);background-image:none;box-shadow:inset 0 1px 0 color-mix(in srgb,#fff 8%,transparent);}html[data-theme] body.app-viewport-shell > .topbar nav .nav-student-avatar{overflow:hidden;border:0;border-radius:50%;background:transparent;box-shadow:none;}html[data-theme] body.app-viewport-shell > .topbar nav .nav-student-avatar img{border:0;border-radius:50%;object-fit:cover;object-position:center;box-shadow:none;}.single-language-copy{display:block;width:100%;unicode-bidi:isolate;text-align:start;}.site-academic-pattern:not(.gender-gate-academic-pattern){opacity:.15;}@media (max-width: 720px){.site-academic-pattern:not(.gender-gate-academic-pattern){opacity:.13;}}html[data-theme="dark"] .site-academic-pattern:not(.gender-gate-academic-pattern){opacity:.085;}@media (max-width: 720px){html[data-theme="dark"] .site-academic-pattern:not(.gender-gate-academic-pattern){opacity:.075;}}html[data-theme] header.topbar.container .topbar-student-back{width:46px;height:46px;border:1px solid color-mix(in srgb,var(--line) 86%,transparent);border-radius:13px;background:color-mix(in srgb,var(--card) 92%,var(--soft));background-image:none;color:var(--text);box-shadow:0 4px 12px color-mix(in srgb,#000 13%,transparent),inset 0 1px 0 color-mix(in srgb,#fff 18%,transparent);}html[data-theme] header.topbar.container .topbar-student-back:is(:hover,:focus-visible){border-color:color-mix(in srgb,var(--text) 34%,var(--line));background:color-mix(in srgb,var(--soft) 72%,var(--card));box-shadow:0 6px 16px color-mix(in srgb,#000 16%,transparent);filter:none;outline:2px solid color-mix(in srgb,var(--text) 20%,transparent);outline-offset:2px;transform:translateY(-1px);}html[data-theme] header.topbar.container .topbar-student-back:active{box-shadow:0 2px 7px color-mix(in srgb,#000 12%,transparent);transform:scale(.97);}@media (max-width:720px){html[data-theme] body.app-viewport-shell .global-student-back-shell{display:none;}html[data-theme] header.topbar.container .topbar-student-back{width:44px;height:44px;}html[data-theme] body.landing-shell > header.topbar.container.student-mobile-topbar > .site-brand{grid-column:1;justify-self:start;}}@media (max-width:720px){html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav{position:fixed;z-index:1000;top:79px;inset-inline:12px;left:12px;right:12px;width:auto;min-width:0;max-width:none;max-height:calc(100dvh - 91px);margin:0;padding:10px;box-sizing:border-box;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;align-items:stretch;border:1px solid color-mix(in srgb,var(--line) 84%,transparent);border-radius:18px;background:color-mix(in srgb,var(--card) 97%,transparent);box-shadow:0 20px 48px color-mix(in srgb,#000 32%,transparent),inset 0 1px 0 color-mix(in srgb,#fff 14%,transparent);overflow-x:hidden;overflow-y:auto;translate:none;transform-origin:top center;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav > .nav-student-trigger{grid-column:1 / -1;min-height:64px;padding:8px 10px;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav > :is(a,button,form,.appearance-control){min-width:0;max-width:100%;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav .nav-action{width:100%;min-width:0;min-height:54px;height:auto;padding:8px 10px;gap:9px;justify-content:flex-start;border:1px solid color-mix(in srgb,var(--line) 76%,transparent);border-radius:13px;background:color-mix(in srgb,var(--soft) 34%,transparent);box-shadow:inset 0 1px 0 color-mix(in srgb,#fff 8%,transparent);overflow:hidden;text-align:start;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav a.account-link.nav-action.nav-login{border:1px solid color-mix(in srgb,var(--line) 76%,transparent);background:color-mix(in srgb,var(--soft) 34%,transparent);box-shadow:inset 0 1px 0 color-mix(in srgb,#fff 8%,transparent);}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav .nav-action:is(:hover,:focus-visible){border-color:color-mix(in srgb,var(--text) 30%,var(--line));background:color-mix(in srgb,var(--soft) 65%,var(--card));box-shadow:0 5px 14px color-mix(in srgb,#000 15%,transparent),inset 0 1px 0 color-mix(in srgb,#fff 12%,transparent);}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav .nav-action-icon{width:34px;height:34px;flex:0 0 34px;padding:7px;box-sizing:border-box;border:1px solid color-mix(in srgb,var(--line) 80%,transparent);border-radius:10px;background:color-mix(in srgb,var(--card) 80%,var(--soft));}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav .nav-action-label{min-width:0;display:block;font-size:12px;font-weight:750;line-height:1.25;overflow-wrap:anywhere;white-space:normal;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav .nav-profile-copy{min-width:0;max-width:none;flex:1 1 auto;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav .nav-student-avatar{width:44px;height:44px;flex:0 0 44px;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav > .appearance-control{display:block;width:100%;grid-column:1 / -1;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav > .appearance-control > .appearance-toggle{width:100%;}}html[data-theme] body.app-viewport-shell > header.topbar.container .topbar-student-back{width:44px;height:44px;padding:5px;border:0;border-radius:0;background:transparent;background-image:none;color:var(--text);box-shadow:none;filter:none;outline-offset:3px;}html[data-theme] body.app-viewport-shell > header.topbar.container .topbar-back-icon{display:block;width:31px;height:31px;overflow:visible;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;transition:transform .16s ease,opacity .16s ease;}html[data-theme] body.app-viewport-shell > header.topbar.container .topbar-student-back:is(:hover,:focus-visible,:active){border:0;background:transparent;background-image:none;color:var(--text);box-shadow:none;filter:none;}html[data-theme] body.app-viewport-shell > header.topbar.container .topbar-student-back:is(:hover,:focus-visible){transform:none;}html[data-theme] body.app-viewport-shell > header.topbar.container .topbar-student-back:is(:hover,:focus-visible) .topbar-back-icon{opacity:.72;transform:translateX(-2px);}html[data-theme] body.app-viewport-shell > header.topbar.container .topbar-student-back:active{transform:scale(.94);}@media (min-width:721px){html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar,
  html[data-theme] body.app-viewport-shell > header.topbar.container.question-exam-topbar{display:flex;flex-direction:row;align-items:center;direction:ltr;grid-template-columns:none;}html[data-theme] body.app-viewport-shell > header.topbar.container .topbar-student-back{display:none;}html[data-theme] body.app-viewport-shell > header.topbar.container > .site-brand{grid-column:auto;grid-row:auto;order:1;justify-self:auto;margin-right:auto;margin-left:0;}html[data-theme] body.app-viewport-shell > header.topbar.container > :is(nav,.mobile-header-actions){grid-column:auto;grid-row:auto;order:2;justify-self:auto;margin-right:0;margin-left:auto;}html[dir="rtl"][data-theme] body.app-viewport-shell > header.topbar.container > nav{direction:rtl;}}html[data-theme] body.auth-viewport-shell .auth-card .password-eye-toggle,
html[data-theme] body.auth-viewport-shell .auth-card .password-eye-toggle:is(:hover,:focus,:focus-visible,:active){appearance:none;border:0;border-radius:0;background:transparent;background-color:transparent;background-image:none;box-shadow:none;filter:none;}@media (max-width:720px){html[data-theme] body.app-viewport-shell > header.topbar.container .mobile-menu-toggle span{width:28px;height:2px;}html[data-theme] body.admin-viewport-shell > header.topbar.container.admin-mobile-topbar{display:grid;grid-template-columns:minmax(44px,1fr) auto minmax(44px,1fr);align-items:center;direction:ltr;}html[data-theme] body.admin-viewport-shell > header.topbar.container.admin-mobile-topbar > .admin-topbar-back{display:grid;grid-column:1;grid-row:1;justify-self:start;margin:0;}html[data-theme] body.admin-viewport-shell > header.topbar.container.admin-mobile-topbar > .site-brand{grid-column:2;grid-row:1;order:initial;justify-self:center;margin:0;}html[data-theme] body.admin-viewport-shell > header.topbar.container.admin-mobile-topbar > .mobile-header-actions{grid-column:3;grid-row:1;order:initial;justify-self:end;margin:0;}html[data-theme] body.admin-viewport-shell > header.topbar.container.admin-mobile-topbar > nav > .admin-account-link{grid-column:1 / -1;min-height:64px;padding:8px 10px;}html[data-theme] body.admin-viewport-shell > header.topbar.container.admin-mobile-topbar > nav > .appearance-control{grid-column:auto;}}@media (min-width:721px){html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar{position:relative;display:grid;grid-template-columns:minmax(44px,1fr) auto minmax(44px,1fr);align-items:center;direction:ltr;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > .topbar-student-back{display:grid;grid-column:1;grid-row:1;justify-self:start;margin:0;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > .site-brand{grid-column:2;grid-row:1;justify-self:center;order:initial;margin:0;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > .mobile-header-actions{display:flex;grid-column:3;grid-row:1;justify-self:end;order:initial;margin:0;}html[data-theme] body.landing-shell > header.topbar.container.student-mobile-topbar > .site-brand{grid-column:1 / 3;justify-self:start;}html[data-theme] body.app-viewport-shell .global-student-back-shell{display:none;}html[data-theme] body.app-viewport-shell > header.topbar.container .mobile-menu-toggle{width:44px;height:44px;padding:0;display:grid;align-content:center;justify-items:center;gap:5px;border:0;border-radius:13px;background:transparent;color:var(--text);cursor:pointer;}html[data-theme] body.app-viewport-shell > header.topbar.container .mobile-menu-toggle span{display:block;width:28px;height:2px;border-radius:9px;background:currentColor;transition:transform .2s ease,opacity .2s ease;}html[data-theme] body.app-viewport-shell > header.topbar.container .mobile-menu-toggle.open span:first-child{transform:translateY(7px) rotate(45deg);}html[data-theme] body.app-viewport-shell > header.topbar.container .mobile-menu-toggle.open span:nth-child(2){opacity:0;}html[data-theme] body.app-viewport-shell > header.topbar.container .mobile-menu-toggle.open span:last-child{transform:translateY(-7px) rotate(-45deg);}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav{position:absolute;z-index:1000;top:calc(100% + 9px);right:0;left:auto;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch;gap:6px;width:min(390px,100%);max-height:calc(100dvh - 100px);overflow-y:auto;overscroll-behavior:contain;margin:0;padding:8px;border:1px solid var(--line);border-radius:20px;background:var(--card);box-shadow:0 20px 48px rgba(0,0,0,.25);opacity:0;visibility:hidden;transform:translateY(-8px) scale(.98);transform-origin:top right;transition:opacity .18s ease,transform .18s ease,visibility .18s;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav.open{opacity:1;visibility:visible;transform:translateY(0) scale(1);}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav > :is(a,button,form,.appearance-control,.nav-student-menu){min-width:0;width:100%;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav > .nav-student-menu{grid-column:1 / -1;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav .nav-action{min-width:0;min-height:44px;justify-content:flex-start;gap:8px;padding:8px;text-align:start;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav .nav-action-label{display:block;min-width:0;white-space:normal;overflow-wrap:anywhere;font-size:12px;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav .nav-action-icon{width:20px;height:20px;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav > .appearance-control > .appearance-toggle{width:100%;min-width:0;min-height:44px;justify-content:flex-start;}}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open .nav-action{width:100%;min-width:0;min-height:58px;height:auto;padding:9px 10px;justify-content:flex-start;gap:10px;overflow:hidden;border:1px solid color-mix(in srgb,var(--line) 78%,transparent);border-radius:13px;background:color-mix(in srgb,var(--soft) 35%,var(--card));box-shadow:inset 0 1px 0 color-mix(in srgb,#fff 12%,transparent);text-align:start;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open a.account-link.nav-action,
html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open button.share-nav-button.nav-action{border:1px solid color-mix(in srgb,var(--line) 78%,transparent);background:color-mix(in srgb,var(--soft) 35%,var(--card));box-shadow:inset 0 1px 0 color-mix(in srgb,#fff 12%,transparent);}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open .nav-action:is(:hover,:focus-visible),
html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open a.account-link.nav-action:is(:hover,:focus-visible),
html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open button.share-nav-button.nav-action:is(:hover,:focus-visible){border-color:color-mix(in srgb,var(--text) 32%,var(--line));background:color-mix(in srgb,var(--soft) 67%,var(--card));box-shadow:0 6px 16px color-mix(in srgb,#000 14%,transparent),inset 0 1px 0 color-mix(in srgb,#fff 14%,transparent);outline:0;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open .nav-action-icon{width:36px;height:36px;flex:0 0 36px;padding:8px;box-sizing:border-box;border:1px solid color-mix(in srgb,var(--line) 82%,transparent);border-radius:10px;background:color-mix(in srgb,var(--card) 86%,var(--soft));color:var(--text);box-shadow:0 3px 9px color-mix(in srgb,#000 8%,transparent);}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open .nav-student-avatar{width:36px;height:36px;flex:0 0 36px;padding:3px;box-sizing:border-box;border:1px solid color-mix(in srgb,var(--line) 82%,transparent);border-radius:10px;background:color-mix(in srgb,var(--card) 86%,var(--soft));box-shadow:0 3px 9px color-mix(in srgb,#000 8%,transparent);}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open .nav-student-avatar > :is(img,.nav-student-initial){border-radius:7px;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open .nav-action-label{display:block;min-width:0;color:var(--text);font-size:12px;font-weight:750;line-height:1.25;overflow-wrap:anywhere;white-space:normal;}@media (min-width:721px){html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav.open > .nav-student-trigger{direction:rtl;justify-content:flex-start;gap:5px;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav.open > .nav-student-trigger .nav-profile-copy{display:grid;width:max-content;max-width:calc(100% - 46px);min-width:0;flex:0 1 auto;gap:2px;justify-items:end;color:var(--heading);text-align:right;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav.open > .nav-student-trigger .nav-profile-copy bdi{display:block;max-width:100%;overflow:hidden;font-size:14px;font-weight:800;line-height:1.3;text-overflow:ellipsis;white-space:nowrap;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav.open > .nav-student-trigger .nav-profile-copy small{color:var(--muted);font-size:11px;line-height:1.2;}html[data-theme] body.app-viewport-shell > header.topbar.container.student-mobile-topbar > nav.open > .nav-student-trigger > .nav-action-label{display:none;}}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open > .appearance-control > .appearance-toggle{width:100%;min-width:0;}@media (min-width:721px){html[data-theme] .topbar:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open > .appearance-control:has([data-theme-toggle][aria-expanded="true"]){grid-column:1 / -1;width:100%;min-width:0;}html[data-theme] .topbar:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open > .appearance-control > .appearance-options{position:static;inset:auto;width:100%;max-width:none;margin:7px 0 0;padding:8px;box-sizing:border-box;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;border:1px solid color-mix(in srgb,var(--line) 78%,transparent);border-radius:14px;background:color-mix(in srgb,var(--soft) 34%,var(--card));box-shadow:inset 0 1px 0 color-mix(in srgb,#fff 12%,transparent);}html[data-theme] .topbar:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open > .appearance-control > .appearance-options[hidden]{display:none;}html[data-theme] .topbar:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open > .appearance-control > .appearance-options button{min-width:0;min-height:48px;padding:8px 9px;gap:8px;border:1px solid color-mix(in srgb,var(--line) 86%,transparent);border-radius:11px;background:var(--card);color:var(--text);font-size:12px;font-weight:750;overflow:hidden;}html[data-theme] .topbar:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open > .appearance-control > .appearance-options button:is(:hover,:focus-visible){border-color:color-mix(in srgb,var(--text) 38%,var(--line));background:color-mix(in srgb,var(--soft) 68%,var(--card));outline:0;}html[data-theme] .topbar:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open > .appearance-control > .appearance-options button[aria-pressed="true"]{border:2px solid var(--text);}html[data-theme] .topbar:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open > .appearance-control > .appearance-options button i{width:28px;height:28px;flex:0 0 28px;box-shadow:0 2px 7px color-mix(in srgb,#000 14%,transparent);}html[data-theme] .topbar:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open > .appearance-control > .appearance-options button span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open > .appearance-control:has([data-theme-toggle][aria-expanded="true"]){grid-column:1 / -1;width:100%;min-width:0;box-sizing:border-box;overflow:hidden;border:1px solid color-mix(in srgb,var(--line) 82%,transparent);border-radius:15px;background:color-mix(in srgb,var(--soft) 28%,var(--card));box-shadow:0 6px 16px color-mix(in srgb,#000 12%,transparent),inset 0 1px 0 color-mix(in srgb,#fff 16%,transparent);}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open > .appearance-control:has([data-theme-toggle][aria-expanded="true"]) > .appearance-toggle{width:100%;min-width:0;min-height:50px;padding:8px 12px;border:0!important;border-radius:0!important;background:color-mix(in srgb,var(--brand) 13%,var(--card))!important;color:var(--text)!important;box-shadow:inset 0 -1px 0 color-mix(in srgb,var(--line) 72%,transparent)!important;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.open > .appearance-control:has([data-theme-toggle][aria-expanded="true"]) > .appearance-options{position:static;inset:auto;width:100%;max-width:none;margin:0;padding:8px;box-sizing:border-box;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;border:0;border-radius:0;background:transparent;box-shadow:none;}html[data-theme] body .direct-qa-page .direct-mcq-choices{--choice-correct-text:#b6f1d2;--choice-wrong-text:#ffbec6;}html[data-theme="chalk-light"] body .direct-qa-page .direct-mcq-choices{--choice-correct-text:#136341;--choice-wrong-text:#a42439;}html[data-theme] body .direct-qa-page .direct-question-card.reviewed .direct-mcq-choices button:disabled{opacity:1;filter:none;cursor:default;}html[data-theme] body .direct-qa-page .direct-mcq-choices button.correct{border-color:#30a976;background:color-mix(in srgb,#30bf83 17%,var(--card));color:var(--choice-correct-text);box-shadow:inset 3px 0 0 #30a976;}html[data-theme] body .direct-qa-page .direct-mcq-choices button.wrong{border-color:#e05b70;background:color-mix(in srgb,#e05b70 14%,var(--card));color:var(--choice-wrong-text);box-shadow:inset 3px 0 0 #e05b70;}html[dir="rtl"][data-theme] body .direct-qa-page .direct-mcq-choices button.correct{box-shadow:inset -3px 0 0 #30a976;}html[dir="rtl"][data-theme] body .direct-qa-page .direct-mcq-choices button.wrong{box-shadow:inset -3px 0 0 #e05b70;}html[data-theme] body .direct-qa-page .direct-mcq-choices button:is(.correct,.wrong) [data-choice-copy],
html[data-theme] body .direct-qa-page .direct-mcq-choices button:is(.correct,.wrong) [data-choice-copy] .single-language-copy,
html[data-theme] body .direct-qa-page .direct-mcq-choices button:is(.correct,.wrong) .direct-choice-feedback{color:inherit;}html[data-theme] body .direct-qa-page .direct-mcq-choices button.correct > i{background:#19845a;color:#fff;}html[data-theme] body .direct-qa-page .direct-mcq-choices button.wrong > i{background:#bc354a;color:#fff;}html[data-theme] body .direct-qa-page .direct-mcq-choices .direct-choice-feedback{grid-column:2;font-size:11px;line-height:1.5;font-weight:650;text-align:start;}html[data-theme] body .direct-qa-page [data-question-kind="mcq"] .direct-answer-box--feedback.is-wrong{border-color:#e05b70;border-inline-start-color:#e05b70;background:linear-gradient(135deg,color-mix(in srgb,#e05b70 12%,var(--card)),color-mix(in srgb,#e05b70 4%,var(--card)));}html[data-theme] body .direct-qa-page[data-direct-qa] .direct-question-next[data-direct-next-nav] :is(a,button).direct-next-question{width:min(100%,640px);min-height:56px;margin-inline:auto;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;gap:14px;box-sizing:border-box;border:1px solid #227ce8;border-radius:17px;background:linear-gradient(120deg,#176ee6,#2583ed);color:#fff;box-shadow:0 7px 20px rgba(23,110,230,.16);text-shadow:none;text-decoration:none;text-align:start;animation:none;transition:transform .18s ease,box-shadow .18s ease;}html[data-theme] body .direct-qa-page[data-direct-qa] .direct-question-next[data-direct-next-nav] :is(a,button).direct-next-question > span{display:grid;gap:4px;min-width:0;}html[data-theme] body .direct-qa-page[data-direct-qa] .direct-question-next[data-direct-next-nav] :is(a,button).direct-next-question::after{display:none;}html[data-theme] body .direct-qa-page[data-direct-qa] .direct-question-next[data-direct-next-nav] :is(a,button).direct-next-question strong{color:#fff;font-size:16px;font-weight:700;line-height:1.5;}html[data-theme] body .direct-qa-page[data-direct-qa] .direct-question-next[data-direct-next-nav] :is(a,button).direct-next-question small{color:#fff;font-size:11px;font-weight:500;letter-spacing:0;opacity:.9;}html[data-theme] body .direct-qa-page[data-direct-qa] .direct-question-next[data-direct-next-nav] :is(a,button).direct-next-question .direct-next-arrow{width:34px;height:34px;flex:0 0 34px;padding:8px;box-sizing:border-box;border:0;border-radius:11px;background:rgba(255,255,255,.16);color:#fff;stroke-width:2;filter:none;box-shadow:none;animation:none;}html[data-theme] body .direct-qa-page[data-direct-qa] .direct-question-next[data-direct-next-nav] :is(a,button).direct-next-question:hover{border-color:#1767d1;background:linear-gradient(120deg,#1262d1,#1975df);box-shadow:0 10px 24px rgba(23,110,230,.22);transform:translateY(-1px);}html[data-theme] body .direct-qa-page[data-direct-qa] .direct-question-next[data-direct-next-nav] :is(a,button).direct-next-question:focus-visible{outline:3px solid #6caff6;outline-offset:4px;}html[data-theme] body .direct-qa-page[data-direct-qa] .direct-question-next[data-direct-next-nav] :is(a,button).direct-next-question:active{transform:translateY(0);}@media (max-width:700px){html[data-theme] body .direct-qa-page[data-direct-qa] .direct-question-next[data-direct-next-nav] :is(a,button).direct-next-question{padding:11px 13px;}html[data-theme] body .direct-qa-page[data-direct-qa] .direct-question-next[data-direct-next-nav] :is(a,button).direct-next-question strong{font-size:15px;}}@media (prefers-reduced-motion:reduce){html[data-theme] body .direct-qa-page[data-direct-qa] .direct-question-next[data-direct-next-nav] :is(a,button).direct-next-question{transition:none;}}@keyframes direct-next-attention{0%,100%{box-shadow:0 12px 30px rgba(8,122,80,.36),0 0 0 3px rgba(18,165,109,.12),inset 0 1px 0 rgba(255,255,255,.28);}50%{box-shadow:0 15px 38px rgba(8,122,80,.48),0 0 0 8px rgba(18,165,109,0),inset 0 1px 0 rgba(255,255,255,.32);}}@keyframes direct-next-arrow-nudge{0%,100%{transform:translateX(0);}50%{transform:translateX(4px);}}@keyframes direct-next-arrow-nudge-rtl{0%,100%{transform:translateX(0);}50%{transform:translateX(-4px);}}html[data-theme] body button.passage-step-next{min-height:72px;padding:10px 12px 10px 22px;display:flex;align-items:center;justify-content:space-between;gap:14px;border:2px solid #b9f7da!important;border-radius:19px;background:linear-gradient(135deg,#087a50 0%,#12a56d 58%,#08724b 100%)!important;color:#fff!important;box-shadow:0 12px 30px rgba(8,122,80,.38),0 0 0 4px rgba(18,165,109,.13),inset 0 1px 0 rgba(255,255,255,.28);font-size:18px;font-weight:900;text-shadow:0 1px 2px rgba(0,0,0,.25);animation:direct-next-attention 1.8s ease-in-out infinite;}html[data-theme] body button.passage-step-next .passage-step-next-arrow{width:46px;height:46px;flex:0 0 46px;padding:10px;border:2px solid rgba(255,255,255,.92);border-radius:50%;background:linear-gradient(145deg,#fff 0%,#eafff4 100%);color:#087a50;stroke-width:3.2;filter:none;box-shadow:0 6px 16px rgba(2,68,44,.28),inset 0 1px 0 #fff;animation:direct-next-arrow-nudge 1.25s ease-in-out infinite;}html[data-theme] body button.passage-step-next:is(:hover,:focus-visible){border-color:#fff;background:linear-gradient(135deg,#066542 0%,#0d8d5d 58%,#075f3f 100%)!important;box-shadow:0 15px 36px rgba(8,122,80,.46),0 0 0 5px rgba(18,165,109,.18);transform:translateY(-2px) scale(1.006);outline:0;}html[dir="rtl"] body button.passage-step-next .passage-step-next-arrow{animation-name:direct-next-arrow-nudge-rtl;}@media (max-width:700px){html[data-theme] body button.passage-step-next{min-height:66px;padding:8px 9px 8px 16px;font-size:16px;}html[data-theme] body button.passage-step-next .passage-step-next-arrow{width:43px;height:43px;flex-basis:43px;}}@media (prefers-reduced-motion:reduce){html[data-theme] body button.passage-step-next,
  html[data-theme] body button.passage-step-next .passage-step-next-arrow{animation:none;}}.verify-email-options{margin-top:12px;border-top:1px solid var(--line);padding-top:14px;}.verify-email-options summary{color:var(--heading);font-size:12px;font-weight:800;text-align:center;cursor:pointer;}.verify-email-change-form{margin-top:14px;}.verify-email-change-form .secondary{width:100%;min-height:46px;}.verify-email-exit-actions{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:15px;}.verify-email-exit-actions :is(a,button){width:100%;min-height:42px;box-sizing:border-box;display:flex;align-items:center;justify-content:center;padding:8px 10px;border:1px solid var(--line);border-radius:11px;background:var(--card);color:var(--heading);font:inherit;font-size:12px;font-weight:750;text-decoration:none;cursor:pointer;}.verify-email-exit-actions :is(a,button){flex-direction:column;gap:2px;line-height:1.2;}.verify-email-exit-actions :is(a,button) span{font-size:13px;font-weight:800;}.verify-email-exit-actions :is(a,button) small{color:var(--muted);font-size:10px;font-weight:650;}.verify-bilingual{display:flex;flex-direction:column;align-items:stretch;gap:3px;}.verify-bilingual > [lang="ar"],
.verify-bilingual-label > [lang="ar"]{text-align:right;}.verify-bilingual > [lang="en"],
.verify-bilingual-label > [lang="en"]{text-align:left;}.verify-bilingual-kicker{color:var(--muted);font-size:11px;font-weight:800;letter-spacing:.04em;}.verify-bilingual-heading{margin:12px 0 10px;}.verify-bilingual-heading h1,
.verify-bilingual-copy p{margin:0;}.verify-bilingual-heading small{color:var(--muted);font-size:15px;font-weight:750;}.verify-bilingual-copy{margin-bottom:14px;}.verify-bilingual-copy small,
.verify-bilingual-label small,
.verify-email-options summary small,
.verify-bilingual-button small{color:var(--muted);font-size:10px;font-weight:650;}.verify-bilingual-copy b{margin-top:2px;text-align:left;}.verify-bilingual-label{display:flex!important;flex-direction:column;gap:2px;}.verify-bilingual-label input{margin-top:5px;}.verify-bilingual-button{display:flex!important;flex-direction:column;align-items:center;justify-content:center;gap:2px;}.verify-bilingual-button.primary small{color:currentColor;opacity:.78;}.verify-email-options summary span,
.verify-email-options summary small{display:block;}.verify-email-options summary span{text-align:right;}.verify-email-options summary small{margin-top:2px;text-align:left;}html[data-theme] body .email-verification-card{width:min(100%, 460px);box-sizing:border-box;padding:28px;border-radius:24px;}html[data-theme] body .email-verification-card .verify-bilingual{gap:5px;text-align:center;}html[data-theme] body .email-verification-card .verify-bilingual > *{text-align:center;}html[data-theme] body .email-verification-card .verify-bilingual-kicker{gap:2px;font-size:11px;letter-spacing:0;}html[data-theme] body .email-verification-card .verify-bilingual-kicker small{font-size:9px;letter-spacing:.06em;}html[data-theme] body .email-verification-card .verify-bilingual-heading{margin:18px 0 12px;}html[data-theme] body .email-verification-card h1{font-size:clamp(23px, 5.8vw, 29px);line-height:1.4;}html[data-theme] body .email-verification-card .verify-bilingual-heading small{font-size:15px;font-weight:600;}html[data-theme] body .email-verification-card .verify-bilingual-copy{margin:0 0 22px;}html[data-theme] body .email-verification-card .verify-bilingual-copy p{font-size:13px;line-height:1.7;}html[data-theme] body .email-verification-card .verify-bilingual-copy small{font-size:11px;}html[data-theme] body .email-verification-card .verify-bilingual-copy b{margin-top:7px;padding:9px 12px;border-radius:10px;background:var(--bg);border:1px solid var(--line);overflow-wrap:anywhere;font-size:14px;}html[data-theme] body .email-verification-card .verify-bilingual-label{display:grid!important;grid-template-columns:1fr 1fr;direction:rtl;align-items:center;gap:8px;}html[data-theme] body .email-verification-card .verify-bilingual-label input{grid-column:1 / -1;width:100%;margin:0;box-sizing:border-box;}html[data-theme] body .email-verification-card .email-code-input{height:58px;text-align:center;font-size:25px;letter-spacing:.3em;padding:8px 12px;border-radius:12px;}html[data-theme] body .email-verification-card .verify-bilingual-button.primary{min-height:58px;margin:0;background:#08785f;color:#fff;border-color:#08785f;border-radius:12px;box-shadow:none;}html[data-theme] body .email-verification-card .verify-bilingual-button.primary small{color:#fff;opacity:1;font-size:11px;}html[data-theme] body .email-verification-card .resend-code-form{margin:12px 0 0;}html[data-theme] body .email-verification-card .resend-code-form button{width:100%;margin:0;padding:6px;min-height:44px;}html[data-theme] body .email-verification-card .verify-email-options{margin-top:14px;padding-top:14px;}html[data-theme] body .email-verification-card .verify-email-options summary{list-style:none;position:relative;padding:10px 30px;border-radius:10px;background:var(--bg);}html[data-theme] body .email-verification-card .verify-email-options summary::-webkit-details-marker{display:none;}html[data-theme] body .email-verification-card .verify-email-options summary::after{content:"+";position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:20px;}html[data-theme] body .email-verification-card .verify-email-options[open] summary::after{content:"−";}html[data-theme] body .email-verification-card .verify-email-options summary :is(span,small){text-align:center;}html[data-theme] body .email-verification-card .verify-email-exit-actions{align-items:stretch;margin-top:16px;gap:10px;}html[data-theme] body .email-verification-card .verify-email-exit-actions form{display:flex;margin:0;padding:0;}html[data-theme] body .email-verification-card .verify-email-exit-actions :is(a,button){height:56px;min-height:56px;margin:0;padding:8px;box-shadow:none;}html[data-theme] body .email-verification-card .verify-email-exit-actions small{font-size:11px;color:inherit;}@media (max-width: 480px){html[data-theme] body .email-verification-card{padding:22px 18px;border-radius:20px;}}html[data-theme] body.landing-shell{height:auto;min-height:100svh;grid-template-rows:auto auto auto;align-content:start;overflow-y:auto;}html[data-theme] body.landing-shell .landing-page{height:auto;min-height:0;display:grid;grid-template-columns:minmax(0, 1fr);grid-template-rows:auto auto;align-content:start;justify-content:stretch;gap:var(--home-card-gap);padding:clamp(16px, 3svh, 28px) 0 0;box-sizing:border-box;overflow:visible;}html[data-theme] body.landing-shell .app-viewport-content{overflow:visible;}.landing-page .landing-hero{display:block;padding-top:0;overflow:visible;}.landing-page .landing-hero-visual{width:var(--home-desktop-width, min(1000px, calc(100% - 32px), max(520px, calc((100svh - 270px) * 2.08))));height:auto;min-height:0;aspect-ratio:2.08;margin:0 auto;overflow:visible;}.landing-page .landing-scene{inset:0;width:100%;height:100%;max-width:none;margin:0;direction:ltr;}.landing-page .landing-challenge-picture{width:27%;}.landing-page .landing-hero-grid{display:none;}.landing-page .landing-book-stack{inset:auto auto 6% 1.5%;width:25%;}@media (min-width: 1041px){.landing-page .landing-book-stack{left:3.3%;width:19.5%;}}.landing-page .landing-scene-students{inset:auto auto 3% 23%;height:96%;width:auto;}.landing-page .landing-scene-tablet{inset:auto 2.5% 10% auto;height:52%;width:auto;}.landing-page .landing-catalog{width:100%;min-width:0;margin:0 auto;padding:0;}.landing-page .landing-grades{width:100%;max-width:none;display:block;margin:0;padding:0;}.landing-page .landing-study-cta{width:100%;padding:0 16px 8px;box-sizing:border-box;}.landing-page .landing-study-button{width:min(292px, 100%);min-height:68px;padding:9px 54px;box-sizing:border-box;flex-shrink:0;}.landing-page .landing-grade-grid{width:min(760px, 100%);}@media (max-width: 760px){.landing-page .landing-hero{padding-top:0;}.landing-page .landing-hero-visual{width:min(440px, calc(100% - 24px));height:auto;aspect-ratio:1.44;overflow:visible;}.landing-page .landing-scene{transform:none;}.landing-page .landing-challenge-picture{width:52%;left:0;top:-32%;}.landing-page .landing-scene-students{left:22%;bottom:5%;height:88%;}.landing-page .landing-scene-tablet{right:.5%;bottom:5%;height:42%;}.landing-page .landing-study-cta{padding:0 16px 8px;}.landing-page .landing-grade-grid{grid-template-columns:1fr;}}html[data-theme] body.app-viewport-shell .icon-navigation:has(.nav-logout) .nav-login{display:none!important;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation{width:min(248px, calc(100vw - 24px));grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:10px;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .nav-action{height:60px;min-height:60px;padding:10px;display:flex;align-items:center;justify-content:center;border:1px solid color-mix(in srgb,var(--line) 78%,transparent);border-radius:14px;background:color-mix(in srgb,var(--soft) 35%,var(--card));box-shadow:none;gap:10px;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .nav-action-icon{width:25px;height:25px;flex:0 0 25px;padding:0;border:0;border-radius:0;background:none;box-shadow:none;stroke-width:1.7;color:var(--text);}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation .nav-action-label,
html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation .nav-profile-copy small,
html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation .appearance-options button span{display:none!important;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open > .nav-account{grid-column:1 / -1;justify-content:flex-start;direction:inherit;padding:10px 12px;height:auto;min-height:62px;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .nav-profile-copy{display:block;min-width:0;flex:0 1 auto;text-align:start;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .nav-profile-copy bdi{display:block;font-size:14px;font-weight:800;line-height:1.4;white-space:normal;overflow-wrap:anywhere;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .nav-student-avatar{width:38px;height:38px;flex:0 0 38px;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation .nav-logout-form{margin:0;padding:0;display:flex;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .nav-logout{color:#c92a3b;border-color:color-mix(in srgb,#d63748 38%,var(--line));background:color-mix(in srgb,#d63748 9%,var(--card));}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .nav-logout .nav-action-icon{color:#d63748;stroke:#d63748;}html[data-theme="chalk-dark"] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .nav-logout .nav-action-icon{color:#ff8191;stroke:#ff8191;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .nav-logout .nav-action-icon path{stroke:inherit;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open > .appearance-control:not(:has([data-theme-toggle][aria-expanded="true"])){grid-column:auto;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .nav-logout:is(:hover,:focus-visible){background:color-mix(in srgb,#d63748 18%,var(--card));border-color:#d63748;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open > .appearance-control > .appearance-toggle{justify-content:center;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .appearance-options{grid-template-columns:repeat(4,minmax(0,1fr));}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .appearance-options button{justify-content:center;min-width:0;min-height:44px;padding:6px;position:relative;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .appearance-options button i{width:24px;height:24px;flex:0 0 24px;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation.open .appearance-options button b{position:absolute;right:2px;bottom:0;}@media (max-width: 720px){html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation{width:100%;max-width:none;left:0;right:0;box-sizing:border-box;}}@media (max-width: 720px){html,
  body,
  body *{scrollbar-width:none;-ms-overflow-style:none;}html::-webkit-scrollbar,
  body::-webkit-scrollbar,
  body *::-webkit-scrollbar{width:0;height:0;display:none;}}html[data-theme] .site-brand{flex-direction:column;align-items:center;gap:0;padding:0;min-height:48px;}html[data-theme] .site-brand .site-brand-logo{width:64px;height:38px;flex:0 0 38px;border:0;background:none;box-shadow:none;}html[data-theme] .site-brand .site-brand-logo img,
html[data-theme] .login-card-logo img{filter:none;}html[data-theme] .listening-story-card.is-listening-loading .listening-play:disabled{opacity:1;cursor:wait;background:linear-gradient(135deg,#7256c3,#4e3699);color:#fff;border:0;}html[data-theme] .listening-story-card.is-listening-loading .listening-play b{color:#fff;}html[data-theme] body.app-viewport-shell > header.topbar.container{height:auto;min-height:86px;padding-block:10px;}html[data-theme] .topbar .site-brand{flex-direction:column;align-items:center;gap:1px;min-height:0;}html[data-theme] .topbar .site-brand .site-brand-logo{width:64px;height:38px;flex:0 0 38px;color:var(--heading);}html[data-theme] .site-brand .site-brand-mark{display:block;width:100%;height:100%;object-fit:contain;border-radius:0;}html[data-theme] .site-brand .site-brand-pyramids{display:block;width:100%;height:100%;flex:none;fill:none;filter:none;stroke:currentColor;}.site-brand-pyramids .site-brand-sun{stroke:#B87822;}html[data-theme] .topbar .site-brand .site-brand-copy{display:grid;justify-items:center;text-align:center;gap:0;margin-block-start:0;}html[data-theme] .topbar .site-brand .brand-arabic{font-size:12px;line-height:1.15;}html[data-theme] .topbar .site-brand .site-brand-copy .brand-english{font-size:10px;letter-spacing:.13em;}@media (max-width: 720px){html[data-theme] body.app-viewport-shell > header.topbar.container{min-height:80px;}html[data-theme] .topbar .site-brand .site-brand-logo{width:56px;height:34px;flex-basis:34px;}html[data-theme] .topbar .site-brand .brand-arabic{font-size:11px;}html[data-theme] .topbar .site-brand .site-brand-copy .brand-english{font-size:9px;}}html[data-theme] .site-brand .site-brand-copy{min-width:0;gap:3px;color:var(--heading);perspective:none;}html[data-theme] .site-brand .brand-arabic{font-size:28px;font-weight:800;line-height:1.1;letter-spacing:0;color:inherit;}html[data-theme] .site-brand .site-brand-copy .brand-english{display:block;margin:0;font-family:Roboto,Arial,sans-serif;font-size:10px;font-weight:800;line-height:1;letter-spacing:.16em;color:inherit;}.site-brand .brand-english .brand-initial{color:var(--zakkerha-logo-color);font-size:1.22em;font-weight:900;line-height:1;}.site-brand[href]{text-decoration:none;}.site-brand[href]:focus-visible{outline:2px solid var(--heading);outline-offset:4px;border-radius:6px;}html[data-theme] .page-loading-mark .page-loading-brand{position:relative;z-index:1;box-sizing:border-box;display:flex;flex-direction:column;align-items:center;width:68px;height:68px;padding:0;min-height:0;justify-content:center;gap:4px;transform:none;}html[data-theme] .page-loading-mark .page-loading-brand .site-brand-logo{width:58px;height:35px;flex:0 0 35px;}html[data-theme] .page-loading-mark .page-loading-brand .site-brand-copy{gap:2px;margin:0;min-width:0;}html[data-theme] .page-loading-mark .page-loading-brand .brand-arabic{font-size:12px;line-height:1.1;}html[data-theme] .page-loading-mark .page-loading-brand .brand-english{font-size:7.5px;line-height:1;letter-spacing:.1em;}html[data-theme] .page-loading-mark .page-loading-brand .site-brand-mark{position:static;inset:auto;width:100%;height:100%;padding:0;background:none;box-shadow:none;}html[data-theme] .lesson-welcome .lesson-welcome-brand,
html[data-theme] .site-testing-notice .site-testing-brand{display:flex;flex-direction:column;align-items:center;min-height:0;gap:5px;}html[data-theme] .lesson-welcome .lesson-welcome-brand .site-brand-logo,
html[data-theme] .site-testing-notice .site-testing-brand .site-brand-logo{width:90px;height:54px;flex:0 0 54px;}html[data-theme] .lesson-welcome .lesson-welcome-brand .brand-arabic,
html[data-theme] .site-testing-notice .site-testing-brand .brand-arabic{font-size:21px;line-height:1.1;}html[data-theme] .lesson-welcome .lesson-welcome-brand .brand-english,
html[data-theme] .site-testing-notice .site-testing-brand .brand-english{font-size:11px;line-height:1.1;}html[data-theme] .exam-share-preview header.exam-share-wordmark{display:flex;flex-direction:column;align-items:center;gap:5px;min-height:0;}html[data-theme] .exam-share-preview .exam-share-wordmark .site-brand-logo{width:104px;height:62px;flex:0 0 62px;}html[data-theme] .exam-share-preview .exam-share-wordmark .site-brand-copy{display:grid;justify-items:center;gap:1px;color:#fff;}html[data-theme] .exam-share-preview .exam-share-wordmark .brand-arabic{font-size:21px;line-height:1.1;color:#fff;}html[data-theme] .exam-share-preview .exam-share-wordmark .brand-english{font-size:11px;line-height:1.1;letter-spacing:.12em;color:#fff;}html[data-theme] .exam-share-preview .exam-share-wordmark .site-brand-mark{position:static;width:100%;height:100%;padding:0;border-radius:0;background:none;box-shadow:none;}html[data-theme] body :is(.direct-qa-page,.focused-exam-page,.direct-question-list,.map-direct-card,.map-question-card,.map-item-panels,.map-item-panel,.map-final-summary,.map-review-list,.map-review-row){min-width:0;max-width:100%;box-sizing:border-box;}html[data-theme] body .direct-qa-page .map-direct-card,
html[data-theme] body .map-question-figure:not(.zoomed){margin-inline:0;}html[data-theme] body :is(.map-question-figure,.map-image-stage,.unit-map-position-figure){min-width:0;max-width:100%;box-sizing:border-box;}html[data-theme] body .map-question-image{min-width:0;max-width:100%;height:auto;}html[data-theme] body :is(.map-direct-card,.map-question-card) :is(h2,p,small,[data-choice-copy],.map-review-row strong){overflow-wrap:anywhere;}html[data-theme] body .map-sequence-status{grid-template-columns:minmax(0,auto) minmax(0,1fr);}html[data-theme] body .map-sequence-status > div:first-child{min-width:0;flex-wrap:wrap;white-space:normal;}@media (max-width: 720px){html[data-theme] .site-brand{gap:8px;min-height:42px;}html[data-theme] .site-brand .site-brand-logo{width:56px;height:34px;flex-basis:34px;}html[data-theme] .site-brand .brand-arabic{font-size:24px;}html[data-theme] .site-brand .site-brand-copy .brand-english{font-size:9px;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar){position:relative;min-width:0;max-width:100%;box-sizing:border-box;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation{position:absolute;inset:calc(100% + 8px) 0 auto;width:auto;min-width:0;max-width:100%;margin:0;box-sizing:border-box;transform-origin:top center;max-height:calc(100dvh - 100px);overflow-y:auto;}html[data-theme] body.app-viewport-shell > header.topbar.container:is(.student-mobile-topbar,.admin-mobile-topbar) > nav.icon-navigation > *{min-width:0;max-width:100%;box-sizing:border-box;}html[data-theme] body :is(.map-direct-card,.map-question-card){width:100%;padding:14px;}html[data-theme] body .map-item-panel{padding:12px;}html[data-theme] body :is(.map-direct-card,.map-question-card) .focused-choices{grid-template-columns:minmax(0,1fr);}html[data-theme] body :is(.map-direct-card,.map-question-card) .focused-choices :is(label,button){min-width:0;width:100%;box-sizing:border-box;grid-template-columns:30px minmax(0,1fr);gap:8px;padding:10px;}html[data-theme] body .map-sequence-status{grid-template-columns:minmax(0,1fr);gap:9px;padding:10px;}html[data-theme] body .map-question-figure.zoomed{position:fixed;inset:8px;width:auto;height:auto;max-width:none;margin:0;}html[data-theme] body .map-question-figure.zoomed .map-image-stage{width:min(100%,calc((100dvh - 16px) * var(--map-ratio,1.5)));max-height:100%;}html[data-theme] body .map-question-figure.zoomed .map-question-image{height:100%;}html[data-theme] body .map-final-summary > header{grid-template-columns:34px minmax(0,1fr);}html[data-theme] body .map-final-summary > header > strong{grid-column:1 / -1;justify-self:start;}}}@layer appearance{.curriculum-selection-page > .student-unit-grid--minimal,
.curriculum-selection-page > .student-lessons-section--minimal{margin-top:34px;}.student-unit-grid,
.lesson-list{grid-template-columns:minmax(0, 980px);justify-content:center;gap:22px;}.student-unit-shell,
.lesson-list .lesson-entry-shell{width:100%;max-width:980px;min-height:148px;display:grid;grid-template-columns:minmax(0, 1fr) clamp(46px, 6vw, 68px) clamp(190px, 27%, 250px);grid-template-rows:minmax(148px, auto);align-items:center;direction:ltr;overflow:visible;border:0;border-radius:0;background:transparent;box-shadow:none;}.student-unit-shell.exam-cards-hidden,
.lesson-list .lesson-entry-shell.exam-cards-hidden{grid-template-columns:minmax(0,1fr);}.student-unit-shell:has(> .student-unit-link:is(:hover, :focus-visible)),
.lesson-list .lesson-entry-shell:has(> a.lesson-entry:is(:hover, :focus-visible)){border-color:transparent!important;background:transparent!important;box-shadow:none!important;}.student-unit-shell > .student-unit-link:focus-visible,
.lesson-list .lesson-entry-shell > a.lesson-entry:focus-visible{outline:2px solid color-mix(in srgb, var(--brand) 72%, transparent);outline-offset:3px;}.student-unit-shell > .student-unit-link:is(:hover,:focus-visible),
.lesson-list .lesson-entry-shell > a.lesson-entry:is(:hover,:focus-visible){box-shadow:rgba(14, 30, 37, 0.12) 0px 2px 4px 0px, rgba(14, 30, 37, 0.32) 0px 2px 16px 0px!important;}.student-unit-shell > .student-unit-link,
.lesson-list .lesson-entry-shell > a.lesson-entry{position:relative;grid-column:1;grid-row:1;width:100%;height:100%;min-width:0;display:grid!important;grid-template-columns:42px minmax(0, 1fr);grid-template-rows:minmax(0, 1fr) auto;justify-items:stretch;align-items:center;gap:8px 13px;padding:14px 22px 13px!important;overflow:hidden;border:1px solid color-mix(in srgb, var(--heading) 46%, transparent)!important;border-radius:22px!important;background:color-mix(in srgb, var(--card) 97%, transparent)!important;box-shadow:none!important;text-align:center;}.lesson-list .lesson-entry-shell > a.lesson-entry.locked{grid-template-columns:42px minmax(0, 1fr) 36px;}.lesson-entry-shell > a.lesson-entry.locked .lock-badge{position:static!important;inset:auto!important;grid-column:3;grid-row:1;align-self:center;justify-self:end;width:36px;height:36px;margin:0;}.student-unit-shell > .student-unit-link::before,
.student-unit-shell > .student-unit-link::after,
.lesson-entry-shell > a.lesson-entry::before,
.lesson-entry-shell > a.lesson-entry::after{display:none!important;content:none!important;}.student-unit-shell .student-unit-index,
.lesson-entry-shell .lesson-entry > b{position:static!important;grid-column:1;grid-row:1;width:42px;min-width:42px;height:42px;margin:0;display:grid;place-items:center;transform:none!important;border-radius:12px;font-size:14px;line-height:1;}.student-unit-shell .student-unit-copy,
.lesson-entry-shell .lesson-copy{grid-column:2;grid-row:1;min-width:0;width:100%;display:flex!important;flex-direction:column;justify-content:center;align-items:flex-start;gap:5px;text-align:start;}.student-unit-shell .student-unit-copy h2,
.lesson-entry-shell .lesson-copy h3{position:static!important;inset:auto!important;width:100%;margin:0;color:var(--heading);font-size:18px;font-weight:800;line-height:1.35;text-align:start;transform:none!important;overflow-wrap:anywhere;}.student-unit-shell .student-unit-copy p,
.lesson-entry-shell .lesson-copy p{position:static!important;inset:auto!important;width:100%;margin:0;color:var(--muted);font-size:11px;font-weight:600;line-height:1.4;text-align:start;transform:none!important;}.student-unit-shell .curriculum-question-choice,
.lesson-entry-shell .curriculum-question-choice{position:static!important;inset:auto!important;grid-column:1 / -1;grid-row:2;width:100%;margin:0;color:var(--heading);font-size:13px;font-weight:800;letter-spacing:.025em;line-height:1.2;text-align:center;transform:none!important;}.student-unit-shell .student-unit-progress,
.lesson-entry-shell .lesson-progress{position:static!important;inset:auto!important;grid-column:1 / -1;grid-row:2;align-self:end;width:100%;min-width:0;margin:0;transform:none!important;}.student-unit-shell .student-unit-progress,
.lesson-entry-shell .lesson-progress{display:grid;grid-template-columns:minmax(0, 1fr) auto;grid-template-rows:auto 7px;gap:5px 8px;align-items:center;}.student-unit-shell .student-unit-progress > span,
.student-unit-shell .student-unit-progress > strong,
.lesson-entry-shell .lesson-progress > span,
.lesson-entry-shell .lesson-progress > strong{position:static;margin:0;font-size:11px;line-height:1.2;}.student-unit-shell .student-unit-progress > span,
.lesson-entry-shell .lesson-progress > span{justify-self:start;}.student-unit-shell .student-unit-progress > strong,
.lesson-entry-shell .lesson-progress > strong{justify-self:end;font-variant-numeric:tabular-nums;}.student-unit-shell .student-unit-progress > i,
.lesson-entry-shell .lesson-progress-track{width:100%;height:7px;min-height:7px;overflow:hidden;border:1px solid color-mix(in srgb, var(--heading) 35%, transparent);border-radius:999px;background:color-mix(in srgb, var(--soft) 76%, var(--card));}.student-unit-shell .student-unit-progress > i{grid-column:1 / -1;grid-row:2;}.lesson-entry-shell .lesson-progress-track{grid-column:1 / -1;grid-row:2;}.student-unit-shell .student-unit-progress > i > b,
.lesson-entry-shell .lesson-progress-track > b{display:block;height:100%;min-width:0;border-radius:inherit;background:var(--accent, #168f62);}.student-unit-shell .student-unit-progress.completed > i > b,
.lesson-entry-shell .lesson-progress.completed .lesson-progress-track > b{background:#22a06b;}.lesson-entry-shell .lesson-mastery-score{grid-column:1 / -1;margin-top:2px;text-align:start;}.student-unit-shell > .curriculum-choice-divider,
.lesson-entry-shell > .curriculum-choice-divider{position:relative;grid-column:2;grid-row:1;width:100%;height:100%;padding:0;display:grid;place-items:center;overflow:visible;background:transparent!important;}.student-unit-shell > .curriculum-choice-divider::before,
.lesson-entry-shell > .curriculum-choice-divider::before{content:"";position:absolute;left:-1px;right:-1px;top:50%;width:auto;height:2px;border:0;background:color-mix(in srgb, var(--heading) 48%, transparent);transform:translateY(-50%);}.student-unit-shell > .curriculum-choice-divider::after,
.lesson-entry-shell > .curriculum-choice-divider::after{display:none!important;content:none!important;}.student-unit-shell > .curriculum-choice-divider > span,
.lesson-entry-shell > .curriculum-choice-divider > span{display:none!important;}.curriculum-exam-action.exam-tone-0{--exam-tone:#c86f82;}.curriculum-exam-action.exam-tone-1{--exam-tone:#7776bd;}.curriculum-exam-action.exam-tone-2{--exam-tone:#4b968c;}.curriculum-exam-action.exam-tone-3{--exam-tone:#c68155;}.curriculum-exam-action.exam-tone-4{--exam-tone:#5489b3;}.curriculum-exam-action.exam-tone-5{--exam-tone:#9c7294;}.curriculum-exam-action.exam-tone-6{--exam-tone:#659a68;}.curriculum-exam-action.exam-tone-7{--exam-tone:#ae755d;}.curriculum-exam-action.exam-tone-8{--exam-tone:#6f8fa8;}.curriculum-exam-action.exam-tone-9{--exam-tone:#9a8257;}.curriculum-exam-action.exam-tone-10{--exam-tone:#6f91a0;}.curriculum-exam-action.exam-tone-11{--exam-tone:#8c7aaa;}.student-unit-shell > .curriculum-exam-action,
.lesson-entry-shell > .curriculum-exam-action,
.lesson-list .lesson-entry-shell > a.lesson-card-exam,
.lesson-list .lesson-entry-shell > span.lesson-card-exam{position:relative;grid-column:3;grid-row:1;align-self:center;width:100%;height:100%;min-height:148px;min-width:0;padding:20px 16px!important;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:10px;overflow:hidden;border:1px solid color-mix(in srgb, var(--exam-tone, #c86f82) 65%, var(--heading));border-radius:20px;background:color-mix(in srgb, var(--exam-tone, #c86f82) 25%, var(--card));color:color-mix(in srgb, var(--exam-tone, #c86f82) 78%, var(--heading));box-shadow:none;text-align:center;}.student-unit-shell > a.curriculum-exam-action:not(.is-unavailable):is(:hover,:focus-visible),
.lesson-entry-shell > a.curriculum-exam-action:not(.is-unavailable):is(:hover,:focus-visible){border-color:color-mix(in srgb, var(--exam-tone, #c86f82) 65%, var(--heading));background:color-mix(in srgb, var(--exam-tone, #c86f82) 25%, var(--card));color:color-mix(in srgb, var(--exam-tone, #c86f82) 78%, var(--heading));box-shadow:rgba(14, 30, 37, 0.12) 0px 2px 4px 0px, rgba(14, 30, 37, 0.32) 0px 2px 16px 0px;outline:0;transform:none;}.student-unit-shell > .curriculum-exam-action svg,
.lesson-entry-shell > .curriculum-exam-action svg{position:static!important;inset:auto!important;width:42px;height:42px;flex:0 0 42px;margin:0;transform:none!important;}.student-unit-shell .curriculum-exam-context,
.lesson-entry-shell .curriculum-exam-context{display:none!important;}.student-unit-shell > .curriculum-exam-action > span,
.lesson-entry-shell > .curriculum-exam-action > span{width:100%;display:flex!important;flex-direction:column;align-items:center;gap:5px;}.curriculum-exam-action > span b,
.curriculum-exam-action > .curriculum-exam-context{color:var(--heading)!important;text-shadow:0 1px 0 color-mix(in srgb, var(--card) 72%, transparent);}.curriculum-exam-action > span small{color:color-mix(in srgb, var(--heading) 82%, var(--exam-tone, #6f8fa8))!important;opacity:1;}.curriculum-exam-action > svg{color:color-mix(in srgb, var(--heading) 78%, var(--exam-tone, #6f8fa8))!important;}.student-unit-shell > .curriculum-exam-action b,
.lesson-entry-shell > .curriculum-exam-action b,
.student-unit-shell > .curriculum-exam-action small,
.lesson-entry-shell > .curriculum-exam-action small{position:static!important;inset:auto!important;width:100%;margin:0;text-align:center;transform:none!important;}.student-unit-shell > .curriculum-exam-action b,
.lesson-entry-shell > .curriculum-exam-action b{font-size:15px;font-weight:850;line-height:1.25;}.student-unit-shell > .curriculum-exam-action small,
.lesson-entry-shell > .curriculum-exam-action small{font-size:10px;line-height:1.35;}.student-unit-shell > .curriculum-exam-action.is-unavailable,
.lesson-entry-shell > .curriculum-exam-action.is-unavailable{border-color:color-mix(in srgb, var(--exam-tone, #c86f82) 38%, var(--line));background:color-mix(in srgb, var(--exam-tone, #c86f82) 15%, var(--card));color:color-mix(in srgb, var(--exam-tone, #c86f82) 58%, var(--muted));box-shadow:none;}html[dir="rtl"] .student-unit-shell > .student-unit-link,
html[dir="rtl"] .lesson-entry-shell > a.lesson-entry,
html[dir="rtl"] .student-unit-shell > .curriculum-exam-action,
html[dir="rtl"] .lesson-entry-shell > .curriculum-exam-action{direction:rtl;}html[dir="ltr"] .student-unit-shell > .student-unit-link,
html[dir="ltr"] .lesson-entry-shell > a.lesson-entry,
html[dir="ltr"] .student-unit-shell > .curriculum-exam-action,
html[dir="ltr"] .lesson-entry-shell > .curriculum-exam-action{direction:ltr;}.home-subjects .subject-card--exams{min-height:180px;border-color:color-mix(in srgb, var(--accent) 50%, var(--line));background:linear-gradient(135deg, color-mix(in srgb, var(--accent) 8%, var(--card)), var(--card) 72%);}.home-subjects .subject-card--exams > .subject-card-body{justify-content:center;gap:17px;}.home-subjects .subject-card--exams .subject-bilingual-copy{align-items:center;}.home-subjects .subject-card--exams .subject-language-block h2{margin:0;font-weight:750;line-height:1.2;}.home-subjects .subject-card--exams .subject-exam-label{width:min(100%, 170px);min-height:42px;display:flex;flex-direction:column;align-items:center;justify-content:center;align-self:center;gap:1px;padding:6px 14px;border:1px solid color-mix(in srgb, var(--accent) 50%, var(--line));border-radius:12px;background:color-mix(in srgb, var(--accent) 15%, var(--card));color:var(--heading);text-align:center;line-height:1.15;}.home-subjects .subject-card--exams .subject-exam-label b{font-size:15px;font-weight:800;}.home-subjects .subject-card--exams .subject-exam-label small{color:var(--muted);font-size:10px;font-weight:800;letter-spacing:.14em;}.exam-route-heading{width:min(100%, 980px);margin:clamp(16px, 3vw, 32px) auto 20px;text-align:center;}.exam-route-heading > span{color:var(--muted);font-size:11px;font-weight:800;letter-spacing:.12em;}.exam-route-heading h2{margin:7px 0 5px;color:var(--heading);font-size:clamp(23px, 3vw, 32px);line-height:1.35;}.exam-route-heading p{margin:0;color:var(--muted);font-size:14px;}.exam-route-jump{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin:0 auto 24px;}.exam-route-card, .exam-route-jump a{--exam-border:#248d7f;--exam-tint:#4b968c;--exam-accent:#258d7f;--exam-ink:#167b70;--exam-ink-dark:#83dfc8;--exam-focus:#2e9b86;}.exam-route-card--lesson, .exam-route-jump a[href="#lesson-exams"]{--exam-border:#6862ae;--exam-tint:#7773c0;--exam-accent:#6862ae;--exam-ink:#534a96;--exam-ink-dark:#c7bfff;--exam-focus:#7a73c5;}.exam-route-jump a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:9px 16px;border:1px solid color-mix(in srgb, var(--exam-border) 55%, var(--line));border-radius:13px;background:linear-gradient(135deg, color-mix(in srgb, var(--exam-tint) 20%, var(--card)), var(--card) 80%);color:var(--heading);font-size:13px;font-weight:700;text-decoration:none;}.exam-route-section-title{width:min(100%,980px);margin:0 auto 16px;color:var(--heading);font-size:19px;line-height:1.6;scroll-margin-top:18px;}.exam-lesson-group{width:min(100%,980px);margin:0 auto 26px;min-width:0;}.exam-lesson-group>header{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px 16px;margin-bottom:12px;}.exam-lesson-group h3{margin:0;min-width:0;color:var(--muted);font-size:14px;line-height:1.7;overflow-wrap:anywhere;}.exam-lesson-group>header a{display:inline-flex;align-items:center;gap:6px;min-height:44px;color:var(--heading);font-size:12px;text-decoration:none;}.exam-lesson-group .exam-route-grid{margin-bottom:0;}.exam-route-jump a:focus-visible,.exam-lesson-group>header a:focus-visible{outline:3px solid #6caff6;outline-offset:3px;}.exam-route-grid{width:min(100%, 980px);display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));gap:16px;margin:0 auto 36px;}.exam-route-grid.is-single{grid-template-columns:minmax(0, 540px);justify-content:center;}.exam-route-card{position:relative;min-width:0;min-height:148px;display:flex;align-items:center;gap:17px;padding:20px;box-sizing:border-box;overflow:hidden;border:1px solid color-mix(in srgb, var(--exam-border) 55%, var(--line));border-radius:22px;background:linear-gradient(135deg, color-mix(in srgb, var(--exam-tint) 20%, var(--card)), var(--card) 80%);box-shadow:0 10px 26px rgba(0,0,0,.1), inset 0 1px rgba(255,255,255,.12);color:var(--heading);text-decoration:none;transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;}.exam-route-card::before{position:absolute;inset-block:0;inset-inline-start:0;width:5px;background:var(--exam-accent);content:"";}.exam-route-card__icon{width:58px;height:58px;flex:0 0 58px;display:grid;place-items:center;border-radius:16px;background:color-mix(in srgb, var(--exam-tint) 20%, var(--card));color:var(--exam-ink);}html[data-theme="dark"] .exam-route-card__icon{color:var(--exam-ink-dark);}.exam-route-card__icon svg{width:31px;height:31px;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}.exam-route-card__copy{min-width:0;display:grid;justify-items:start;gap:7px;}.exam-route-card__copy small{color:var(--muted);font-size:12px;font-weight:750;}.exam-route-card__copy strong{color:var(--heading);font-size:clamp(17px, 2vw, 21px);line-height:1.4;overflow-wrap:anywhere;}.exam-route-card__copy em{padding:4px 9px;border-radius:999px;background:color-mix(in srgb, var(--exam-tint) 16%, var(--card));color:var(--exam-ink);font-size:12px;font-style:normal;font-weight:750;}html[data-theme="dark"] .exam-route-card__copy em{color:var(--exam-ink-dark);}.exam-route-card.is-unavailable{opacity:.6;box-shadow:none;cursor:not-allowed;}@media (hover:hover) and (pointer:fine){a.exam-route-card:hover{transform:translateY(-3px);border-color:var(--exam-focus);box-shadow:0 15px 28px rgba(0,0,0,.14);}}a.exam-route-card:focus-visible{outline:3px solid var(--exam-focus);outline-offset:3px;}@media (max-width: 700px){.exam-route-grid, .exam-route-grid.is-single{grid-template-columns:minmax(0,1fr);gap:12px;}.exam-route-card{min-height:108px;gap:13px;padding:15px;border-radius:18px;}.exam-route-card__icon{width:48px;height:48px;flex-basis:48px;border-radius:13px;}.exam-route-card__icon svg{width:27px;height:27px;}.exam-route-card__copy strong{font-size:17px;}}@media (max-width: 640px){.home-subjects .subject-card--exams{min-height:150px;}.home-subjects .subject-card--exams > .subject-card-body{gap:8px;}.home-subjects .subject-card--exams .subject-bilingual-copy{grid-template-columns:minmax(0,1fr);gap:3px;}.home-subjects .subject-card--exams .subject-language-ar,
  .home-subjects .subject-card--exams .subject-language-en{grid-column:1;text-align:center;}.home-subjects .subject-card--exams .subject-language-ar{grid-row:1;}.home-subjects .subject-card--exams .subject-language-en{grid-row:2;}.home-subjects .subject-card--exams .subject-language-block h2{font-size:clamp(14px, 4vw, 17px);}.home-subjects .subject-card--exams .subject-exam-label{min-height:36px;padding:4px 9px;}.home-subjects .subject-card--exams .subject-exam-label b{font-size:13px;}.home-subjects .subject-card--exams .subject-exam-label small{font-size:9px;}}@media (prefers-reduced-motion: reduce){.exam-route-card{transition:none;}}@media (min-width: 901px){.student-unit-grid,
  .lesson-list{grid-template-columns:minmax(0, 980px);}.student-unit-shell,
  .lesson-list .lesson-entry-shell{max-width:980px;min-height:148px;grid-template-columns:minmax(0, 1fr) 68px 235px;grid-template-rows:minmax(148px, auto);}.student-unit-shell > .curriculum-exam-action,
  .lesson-entry-shell > .curriculum-exam-action,
  .lesson-list .lesson-entry-shell > a.lesson-card-exam,
  .lesson-list .lesson-entry-shell > span.lesson-card-exam{height:100%;min-height:148px;}}@media (max-width: 700px){.curriculum-selection-page > .student-unit-grid--minimal,
  .curriculum-selection-page > .student-lessons-section--minimal{margin-top:24px;}.student-unit-grid,
  .lesson-list{width:100%;gap:16px;}.student-unit-shell,
  .lesson-list .lesson-entry-shell{min-height:152px;grid-template-columns:minmax(0, 1.48fr) 36px minmax(104px, .86fr);grid-template-rows:minmax(152px, auto);}.student-unit-shell > .student-unit-link,
  .lesson-list .lesson-entry-shell > a.lesson-entry{gap:7px;grid-template-columns:38px minmax(0, 1fr);padding:11px 10px 10px!important;border-radius:18px!important;}.lesson-list .lesson-entry-shell > a.lesson-entry.locked{grid-template-columns:38px minmax(0, 1fr) 32px;}.lesson-entry-shell > a.lesson-entry.locked .lock-badge{width:32px;height:32px;}.lesson-entry-shell > a.lesson-entry.locked .lock-badge svg{width:18px;height:18px;}.student-unit-shell .student-unit-index,
  .lesson-entry-shell .lesson-entry > b,
  .student-unit-shell > .curriculum-exam-action svg,
  .lesson-entry-shell > .curriculum-exam-action svg{width:38px;min-width:38px;height:38px;flex-basis:38px;border-radius:11px;font-size:12px;}.student-unit-shell .student-unit-copy h2,
  .lesson-entry-shell .lesson-copy h3{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:3;font-size:14px;line-height:1.3;}.student-unit-shell .student-unit-copy p,
  .lesson-entry-shell .lesson-copy p{font-size:9px;}.student-unit-shell .curriculum-question-choice,
  .lesson-entry-shell .curriculum-question-choice{font-size:11px;letter-spacing:0;}.student-unit-shell > .curriculum-choice-divider > span,
  .lesson-entry-shell > .curriculum-choice-divider > span{width:32px;min-width:32px;height:32px;font-size:9px;}.student-unit-shell > .curriculum-exam-action,
  .lesson-entry-shell > .curriculum-exam-action,
  .lesson-list .lesson-entry-shell > a.lesson-card-exam,
  .lesson-list .lesson-entry-shell > span.lesson-card-exam{height:100%;min-height:152px;padding:12px 7px!important;gap:7px;border-radius:17px;}.student-unit-shell > .curriculum-exam-action b,
  .lesson-entry-shell > .curriculum-exam-action b{font-size:12px;}.student-unit-shell > .curriculum-exam-action small,
  .lesson-entry-shell > .curriculum-exam-action small{font-size:8px;}.student-unit-shell .student-unit-progress > span,
  .student-unit-shell .student-unit-progress > strong,
  .lesson-entry-shell .lesson-progress > span,
  .lesson-entry-shell .lesson-progress > strong{font-size:9px;}}@media (max-width: 390px){.student-unit-shell,
  .lesson-list .lesson-entry-shell{grid-template-columns:minmax(0, 1.52fr) 32px minmax(98px, .82fr);}.student-unit-shell > .curriculum-choice-divider > span,
  .lesson-entry-shell > .curriculum-choice-divider > span{width:29px;min-width:29px;height:29px;}}@media (max-width: 520px){.student-unit-shell,
  .lesson-list .lesson-entry-shell{grid-template-columns:minmax(0, 1fr);grid-template-rows:auto auto;gap:10px;min-height:0;}.student-unit-shell > .student-unit-link,
  .lesson-list .lesson-entry-shell > a.lesson-entry{grid-column:1;grid-row:1;min-height:136px;padding:16px!important;}.student-unit-shell > .curriculum-choice-divider,
  .lesson-entry-shell > .curriculum-choice-divider{display:none;}.student-unit-shell > .curriculum-exam-action,
  .lesson-entry-shell > .curriculum-exam-action,
  .lesson-list .lesson-entry-shell > a.lesson-card-exam,
  .lesson-list .lesson-entry-shell > span.lesson-card-exam{grid-column:1;grid-row:2;min-height:64px;height:auto;display:flex;flex-direction:row;justify-content:flex-start;padding:12px 16px!important;gap:12px;}.student-unit-shell > .curriculum-exam-action > span,
  .lesson-entry-shell > .curriculum-exam-action > span{align-items:flex-start;text-align:start;}.student-unit-shell .student-unit-copy h2,
  .lesson-entry-shell .lesson-copy h3{display:block;overflow:visible;-webkit-line-clamp:unset;font-size:16px;}.student-unit-shell .student-unit-copy p,
  .lesson-entry-shell .lesson-copy p,
  .student-unit-shell > .curriculum-exam-action small,
  .lesson-entry-shell > .curriculum-exam-action small,
  .student-unit-shell .student-unit-progress > span,
  .student-unit-shell .student-unit-progress > strong,
  .lesson-entry-shell .lesson-progress > span,
  .lesson-entry-shell .lesson-progress > strong{font-size:12px;}}.math-visual-question,.math-visual-editor{min-width:0;max-width:100%;}.math-equation{direction:ltr;text-align:center;max-width:100%;overflow-x:auto;padding:12px 4px;font-size:1.2rem;}.math-graph-frame{width:100%;max-width:760px;margin:14px auto;border:1px solid color-mix(in srgb,var(--math-graph-border,#cbd5e1) 72%,transparent);border-radius:16px;overflow:hidden;background:var(--math-graph-bg,#fff);box-shadow:0 5px 22px rgba(15,35,50,.08);}.math-graph-frame svg{display:block;width:100%;height:auto;max-height:500px;}.math-graph-grid{stroke:#e4e9ef;stroke-width:1;}.math-graph-axis{stroke:#344454;stroke-width:2;}.math-graph-axis-tick{stroke:#344454;stroke-width:1.4;}.math-graph-tick{fill:#536273;font-size:13px;font-weight:500;font-family:Arial,sans-serif;font-variant-numeric:tabular-nums;}.math-graph-axis-label{fill:#293544;font-size:17px;font-weight:700;font-family:Arial,sans-serif;}.math-graph-curve{fill:none;stroke:#137d87;stroke-width:3.4;stroke-linecap:round;stroke-linejoin:round;}.math-graph-symmetry{stroke:#d87a30;stroke-width:2;stroke-dasharray:8 6;}.math-graph-point{fill:#fff;stroke:#176f78;stroke-width:3;}.math-graph-point.vertex{fill:#e99e39;stroke:#a75816;}.math-graph-point.intercept{fill:#8864bb;stroke:#593a8e;}.math-graph-point-label{fill:#172d38;font-size:15px;font-weight:700;font-family:Arial,sans-serif;paint-order:stroke;stroke:var(--math-graph-bg,#fff);stroke-width:4px;stroke-linejoin:round;}.math-graph-symmetry-label{font-size:13px;}.math-visual-editor fieldset{border:1px solid #cbd5df;border-radius:14px;padding:14px;margin:10px 0;min-width:0;}.math-visual-editor fieldset legend{font-weight:700;padding:0 8px;}.math-visual-editor .math-toggle-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px 16px;}.math-visual-editor .math-toggle-grid label{display:flex;align-items:center;gap:8px;}.math-visual-editor .math-toggle-grid input{width:auto;}.math-visual-editor .math-preview{border:1px solid #b6c6d3;border-radius:14px;padding:14px;background:rgba(255,255,255,.75);min-width:0;}.math-visual-editor [hidden]{display:none!important;}@media (max-width:600px){.math-graph-frame{border-radius:10px;}.math-graph-tick{font-size:12px;}.math-graph-point-label{font-size:11px;}.math-equation{font-size:1rem;}.math-visual-editor .two{grid-template-columns:1fr;}}.math-visual-question + .exam-question-image,.math-visual-question + .focused-review-card .exam-question-image{display:none;}.focused-choices:has(.math-choice-image){display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;}.focused-choices:has(.math-choice-image)>label,.focused-choices:has(.math-choice-image)>button{min-width:0;min-height:148px;align-items:flex-start;text-align:start;}.focused-choices:has(.math-choice-image)>label>span,.focused-choices:has(.math-choice-image)>button>span{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;width:100%;min-width:0;}.math-choice-image{display:block;width:100%;max-width:240px;height:112px;object-fit:contain;border-radius:9px;background:#fff;border:1px solid #dbe4e9;}.math-choice-editor{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px;align-items:end;padding:10px;border:1px solid #dbe4e9;border-radius:12px;margin:8px 0;}.math-choice-editor>label{min-width:0;}.math-choice-current{display:flex;align-items:center;gap:12px;grid-column:1/-1;}.math-choice-current img{width:100px;height:70px;object-fit:contain;border:1px solid #dbe4e9;border-radius:8px;}.math-choice-current label{display:flex;align-items:center;gap:6px;}.math-choice-current input{width:auto;}.math-drawing{max-width:760px;margin:16px auto;direction:ltr;}.math-drawing-intro{padding:12px 16px;border-radius:12px;background:#edf7f5;color:#145f62;line-height:1.6;}.math-drawing-tools{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:12px 0;}.math-drawing-tools button,.math-drawing-actions button{border:1px solid #a9bec8;background:#fff;color:#25444e;border-radius:10px;padding:10px 8px;cursor:pointer;font-weight:700;}.math-drawing-tools button.active{background:#116f79;border-color:#116f79;color:#fff;}.math-drawing-canvas{touch-action:none;cursor:crosshair;}.math-drawing-curve{stroke:#14808b;opacity:.9;}.math-drawing-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;}.math-drawing-fields fieldset{display:flex;flex-wrap:wrap;align-items:end;gap:10px;min-width:0;border:1px solid #d9e4e9;border-radius:12px;padding:10px;}.math-drawing-fields legend{font-weight:700;padding:0 5px;}.math-drawing-fields label{display:flex;align-items:center;gap:6px;min-width:0;}.math-drawing-fields input,.math-drawing-fields select{width:100px;max-width:100%;border:1px solid #aebdc5;border-radius:7px;padding:8px;color:#173542;background:#fff;}.math-drawing-actions{display:flex;align-items:center;gap:8px;margin:12px 0;}.math-drawing-actions span{margin-inline-start:auto;font-weight:700;color:#176a74;}.math-drawing-submit{width:100%;}.math-drawing-feedback{padding:12px 16px;border-radius:12px;background:#f0f7f6;margin-top:12px;}.math-drawing-feedback p{margin:5px 0;}.math-drawing-feedback .correct,.math-drawing-review-steps .correct{color:#14764f;}.math-drawing-feedback .wrong,.math-drawing-review-steps .wrong{color:#a54432;}.math-drawing-review-steps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding:12px 0;}.math-drawing-review-steps p{margin:0;padding:10px;border:1px solid #dce6e9;border-radius:9px;}.math-drawing-review-steps span{font-weight:800;margin-inline-end:8px;}.math-draw-editor-note{padding:10px 12px;border-radius:10px;background:#eef8f6;color:#155e64;}.math-drawing{background:#fff;color:#173542;padding:8px 10px 14px;border-radius:14px;}.math-drawing-graph-title{margin:12px 0 6px;color:#22525c;font-weight:700;}.math-drawing-readouts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:10px 0 14px;}.math-drawing-readouts span{display:flex;flex-direction:column;gap:3px;min-width:0;padding:8px 10px;border:1px solid #d4e4e7;border-radius:9px;background:#f7fbfa;color:#36545a;font-size:.83em;}.math-drawing-readouts b{color:#125f69;font-variant-numeric:tabular-nums;font-size:1.05em;white-space:nowrap;}.math-drawing-extreme{display:flex;flex-wrap:wrap;align-items:end;gap:12px;margin:0 0 12px;padding:12px;border:1px solid #d9e4e9;border-radius:12px;background:#fff;color:#173542;}.math-drawing-extreme legend{padding:0 5px;font-weight:700;}.math-drawing-extreme label{display:flex;align-items:center;gap:6px;color:#173542;}.math-drawing-extreme input,.math-drawing-extreme select{width:105px;max-width:100%;border:1px solid #aebdc5;border-radius:7px;padding:8px;background:#fff;color:#173542;}.math-drawing-manual{margin:0 0 12px;border:1px solid #d4e4e7;border-radius:10px;background:#fff;color:#173542;}.math-drawing-manual summary{padding:10px 12px;cursor:pointer;color:#176a74;font-weight:700;}.math-drawing-manual .math-drawing-fields{padding:0 10px 10px;}.math-drawing-fields fieldset{background:#fff;color:#173542;}.math-drawing-fields label{color:#173542;}.math-drawing-comparison{margin-top:16px;padding:12px;border:1px solid #c9e4e1;border-radius:12px;background:#f7fbfa;color:#173542;}.math-drawing-comparison h3{margin:0 0 10px;color:#106c72;}.math-drawing-comparison .math-graph-frame{margin:0 auto;}.math-book-table-scroll{overflow-x:auto;}.math-book-table{width:100%;border-collapse:collapse;text-align:center;direction:ltr;color:#173542;}.math-book-table th,.math-book-table td{border:1px solid #d9e4e9;padding:7px;white-space:nowrap;color:#173542;}.math-book-table tbody tr:nth-child(even){background:#f5f9f9;}.math-book-solution{margin-top:14px;padding:14px;border:1px solid #c9e4e1;border-radius:12px;background:#f9fcfb;color:#24454a;}.math-book-solution h4{margin:0 0 8px;color:#106c72;}.math-book-solution ol{margin:0;padding-inline-start:24px;}.math-book-solution li+li{margin-top:8px;}.math-book-solution table{margin:9px 0;}.math-book-solution .math-book-table th,.math-book-solution .math-book-table td{min-width:75px;}.math-book-steps{display:grid;gap:12px;list-style:none;counter-reset:book-step;padding:0!important;}.math-book-steps>li{position:relative;margin:0!important;padding:13px 16px 13px 56px;border:1px solid #d9e8e8;border-radius:10px;background:#fff;counter-increment:book-step;}.math-book-steps>li::before{content:counter(book-step);position:absolute;top:13px;left:14px;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#dff2ef;color:#0c6569;font-weight:800;}.math-book-solution[dir=rtl] .math-book-steps>li{padding:13px 56px 13px 16px;}.math-book-solution[dir=rtl] .math-book-steps>li::before{left:auto;right:14px;}.math-book-steps h5{margin:0 0 9px;color:#0c6569;font-size:1em;}.math-book-steps p{margin:7px 0;line-height:1.65;}.math-book-coefficients,.math-book-formula{direction:ltr;unicode-bidi:isolate;font-weight:700;}.math-book-coefficients span{padding:0 8px;color:#8ca6a6;}.math-book-equations{display:grid;gap:4px;max-width:100%;overflow-x:auto;padding:8px 10px;border-radius:8px;background:#f5faf9;direction:ltr;font-variant-numeric:tabular-nums;}.math-book-equations>div{display:flex;align-items:center;gap:8px;min-height:28px;white-space:nowrap;}.math-book-equations>div>span:first-child{min-width:26px;text-align:right;font-weight:700;}.math-book-fraction{display:inline-flex;flex-direction:column;align-items:stretch;min-width:44px;text-align:center;line-height:1.2;vertical-align:middle;}.math-book-numerator,.math-book-denominator{display:block;padding:1px 6px;}.math-book-denominator{border-top:2px solid currentColor;}.math-book-vertex-row{background:#e4f5ee!important;font-weight:800;}.math-book-example{padding:8px 10px;border-inline-start:3px solid #0c7970;background:#f1faf7;}.math-drawing-card .direct-answer-explanation{padding:0;background:transparent;}.math-book-steps p{color:#24454a;}.math-book-steps .math-book-coefficients,.math-book-steps .math-book-formula{color:#173542;}.math-book-inline-math{display:inline-block;direction:ltr;unicode-bidi:isolate;white-space:nowrap;color:#173542;}.math-drawing-canvas{margin-bottom:4px;}.math-drawing-undergraph{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:0 0 12px;}.math-drawing-undergraph button{min-height:44px;border:1px solid #a9bec8;border-radius:9px;background:#fff;color:#25444e;padding:8px 12px;font-size:.9em;font-weight:700;cursor:pointer;}.math-drawing-undergraph button:disabled{opacity:.45;cursor:not-allowed;}.math-drawing-undergraph span{color:#176a74;font-weight:700;}.math-drawing-extreme label{flex-wrap:wrap;min-width:0;}.math-book-steps>li,.math-book-solution[dir=rtl] .math-book-steps>li{padding:14px 16px;}.math-book-steps>li::before,.math-book-solution[dir=rtl] .math-book-steps>li::before{position:static;top:auto;left:auto;right:auto;margin:0 0 9px;}.math-book-steps h5{margin:0 0 10px;}@media (max-width:600px){.math-drawing-tools{grid-template-columns:repeat(2,minmax(0,1fr));}.math-drawing-fields{grid-template-columns:1fr;}.math-drawing-readouts{grid-template-columns:repeat(2,minmax(0,1fr));}.math-choice-editor{grid-template-columns:1fr;}.focused-choices:has(.math-choice-image){gap:8px;}.focused-choices:has(.math-choice-image)>label,.focused-choices:has(.math-choice-image)>button{min-height:136px;padding:8px;}.math-choice-image{height:96px;}}}@layer appearance{.curriculum-selection-page > .curriculum-study-grid,.curriculum-study-section{margin-top:34px;}.curriculum-study-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),320px));justify-content:center;gap:22px;max-width:980px;margin-inline:auto;align-items:stretch;}.curriculum-study-shell{--study-color:#087d87;--study-deep:#075a66;min-width:0;display:flex;flex-direction:column;gap:12px;}.curriculum-study-shell.study-tone-1{--study-color:#7756bb;--study-deep:#59389a;}.curriculum-study-shell.study-tone-2{--study-color:#236dc7;--study-deep:#15559e;}.curriculum-study-shell.study-tone-3{--study-color:#ab6c26;--study-deep:#855014;}.curriculum-study-card{display:flex;flex-direction:column;position:relative;flex:1;min-width:0;overflow:hidden;padding:0;border:1px solid color-mix(in srgb,var(--study-color) 26%,var(--line));border-radius:24px;background:var(--card);color:var(--text);text-decoration:none;box-shadow:0 9px 24px rgba(18,42,68,.08);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;}.curriculum-study-art{position:relative;display:block;min-height:126px;padding:18px 20px;overflow:hidden;background:linear-gradient(125deg,var(--study-deep),var(--study-color));color:#fff;}.curriculum-study-art::after{content:"";position:absolute;inset-inline-end:-30px;bottom:-85px;width:220px;height:220px;border:1px solid #ffffff24;border-radius:50%;pointer-events:none;}.curriculum-study-label{position:relative;z-index:1;display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:700;}.curriculum-study-grade{position:absolute;top:15px;right:17px;left:auto;z-index:1;padding:4px 9px;border:1px solid #ffffff30;border-radius:99px;background:#ffffff16;color:#fff;font-size:11px;font-weight:700;}html[dir="rtl"] .curriculum-study-grade{right:auto;left:17px;}.curriculum-study-number{position:absolute;inset-inline-start:19px;bottom:3px;color:#fff;opacity:.22;font-size:74px;line-height:1;font-weight:900;letter-spacing:-4px;}.curriculum-study-book{position:absolute;inset-inline-end:23px;bottom:12px;width:88px;height:66px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;opacity:.88;transform:rotate(-7deg);transition:transform .22s ease;}.curriculum-study-copy{display:block;padding:21px 21px 0;min-width:0;flex:1;text-align:start;}.curriculum-study-copy :is(h2,h3){position:static;inset:auto;margin:0;font-size:20px;line-height:1.5;color:var(--heading);font-weight:750;overflow-wrap:anywhere;text-align:start;}.curriculum-study-copy p{position:static;inset:auto;margin:10px 0 0;font-size:12px;line-height:1.7;color:var(--muted);text-align:start;}.curriculum-study-card .curriculum-study-progress{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-rows:auto 6px;position:static;inset:auto;flex:0 0 auto;gap:7px 10px;width:auto;min-width:0;height:auto;min-height:0;margin:22px 21px 21px;padding:0;border:0;background:none;transform:none;color:var(--muted);}.curriculum-study-progress > :is(span,strong){position:static;margin:0;color:var(--muted);font-size:11px;line-height:1.4;font-weight:600;}.curriculum-study-progress > strong{color:var(--heading);font-weight:750;font-variant-numeric:tabular-nums;text-align:end;}.curriculum-study-progress > i{display:block;grid-column:1/-1;grid-row:2;position:static;width:100%;height:6px;min-height:6px;border:0;border-radius:99px;overflow:hidden;background:color-mix(in srgb,var(--study-color) 12%,var(--soft));box-shadow:none;}.curriculum-study-progress > i > b{display:block;height:100%;border-radius:inherit;background:var(--study-color);box-shadow:none;}.curriculum-study-progress.completed > i > b{background:#22a06b;}.curriculum-study-progress .lesson-mastery-score{grid-column:1/-1;margin-top:3px;color:var(--muted);font-size:11px;}.curriculum-study-enter{display:flex;align-items:center;justify-content:center;gap:12px;min-height:52px;padding:13px 16px;border-top:1px solid #ffffff18;background:linear-gradient(110deg,var(--study-color),var(--study-deep));color:#fff;font-size:14px;line-height:1.5;font-weight:750;}.curriculum-study-enter svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:translate .22s ease;}html[dir="rtl"] .curriculum-study-enter svg{transform:rotate(180deg);}.curriculum-study-card:focus-visible{outline:3px solid #6caff6;outline-offset:5px;}@media (hover:hover){.curriculum-study-card[href]:hover{transform:translateY(-5px);border-color:var(--study-color);box-shadow:0 18px 35px rgba(18,42,68,.16);}.curriculum-study-card[href]:hover .curriculum-study-book{transform:rotate(0deg) translateY(-3px);}}.curriculum-study-card.locked .curriculum-study-enter{background:var(--soft);color:var(--muted);}.curriculum-study-card .lock-badge{position:absolute;top:65px;inset-inline-end:18px;z-index:2;width:30px;height:30px;border:0;background:#ffffff20;color:#fff;box-shadow:none;}.curriculum-study-shell > .curriculum-choice-divider{display:none;}.curriculum-study-shell > .curriculum-exam-action{position:static;display:flex;align-items:center;justify-content:flex-start;gap:12px;min-height:68px;padding:12px 16px;border:1px solid color-mix(in srgb,var(--study-color) 26%,var(--line));border-radius:18px;background:var(--card);color:var(--text);box-shadow:0 5px 18px rgba(18,42,68,.05);}.curriculum-study-shell > .curriculum-exam-action svg{width:30px;height:30px;flex:0 0 30px;}.curriculum-study-shell > .curriculum-exam-action > span{display:flex;flex-direction:column;gap:3px;}.curriculum-study-shell .curriculum-exam-context{display:none;}.curriculum-study-shell > .curriculum-exam-action :is(b,small){position:static;color:var(--heading);text-align:start;}.curriculum-study-shell > .curriculum-exam-action small{font-size:11px;color:var(--muted);}.curriculum-study-shell > a.curriculum-exam-action:focus-visible{outline:3px solid #6caff6;outline-offset:4px;}@media (min-width:621px){.curriculum-study-grid > .curriculum-study-shell:last-child:nth-child(odd){grid-column:1/-1;width:min(100%,320px);justify-self:center;}}@media (max-width:620px){.curriculum-selection-page > .curriculum-study-grid,.curriculum-study-section{margin-top:22px;}.curriculum-study-grid{grid-template-columns:minmax(0,1fr);gap:10px;max-width:430px;}.curriculum-study-shell{gap:9px;}.curriculum-study-card{border-radius:17px;}.curriculum-study-art{display:flex;align-items:flex-start;min-height:54px;padding:7px 12px;}.curriculum-study-art::after{width:120px;height:120px;bottom:-78px;inset-inline-end:-18px;}.curriculum-study-label{margin-top:2px;font-size:11px;line-height:1.3;}.curriculum-study-grade{top:7px;right:12px;left:auto;padding:2px 7px;font-size:10px;line-height:1.3;}html[dir="rtl"] .curriculum-study-grade{right:auto;left:12px;}.curriculum-study-number{inset-inline-start:12px;bottom:3px;font-size:24px;letter-spacing:-1px;}.curriculum-study-book{inset-inline-end:13px;bottom:3px;width:34px;height:22px;}.curriculum-study-copy{padding:10px 12px 0;}.curriculum-study-copy :is(h2,h3){font-size:16px;line-height:1.45;}.curriculum-study-copy p{margin-top:4px;font-size:11px;line-height:1.45;}.curriculum-study-card .curriculum-study-progress{grid-template-rows:auto 4px;gap:4px 8px;margin:8px 12px 10px;}.curriculum-study-progress > :is(span,strong){font-size:10px;}.curriculum-study-progress > i{height:4px;min-height:4px;}.curriculum-study-enter{min-height:44px;padding:8px 12px;gap:8px;font-size:13px;line-height:1.4;}.curriculum-study-enter svg{width:18px;height:18px;}.curriculum-study-card .lock-badge{top:29px;inset-inline-end:12px;width:21px;height:21px;}}@media (prefers-reduced-motion:reduce){.curriculum-study-card,.curriculum-study-book,.curriculum-study-enter svg{transition:none;}}}@layer appearance{.subject-catalogue.home-subjects{gap:20px;}html[data-theme] .subject-catalogue .subject-card{--subject-cover-width:166px;position:relative;display:grid;grid-template-columns:var(--subject-cover-width) minmax(0, 1fr);align-items:center;gap:20px;min-height:218px;padding:12px;border:1px solid color-mix(in srgb, var(--heading) 12%, var(--card));border-radius:26px;background:linear-gradient(145deg, color-mix(in srgb, var(--accent) 7%, var(--card)), var(--card) 75%);box-shadow:0 8px 24px -14px color-mix(in srgb, var(--heading) 30%, transparent);text-decoration:none;direction:ltr;transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;}html[data-theme] .subject-catalogue .subject-card:is(:hover,:focus-visible){transform:translateY(-4px);border-color:color-mix(in srgb, var(--accent) 55%, var(--heading));background:linear-gradient(145deg, color-mix(in srgb, var(--accent) 12%, var(--card)), var(--card) 75%);box-shadow:0 18px 32px -18px color-mix(in srgb, var(--heading) 40%, transparent);}.subject-catalogue .subject-card:focus-visible{outline:3px solid var(--heading);outline-offset:4px;}.subject-catalogue .subject-card::before,
.subject-catalogue .subject-card::after{display:none;}.subject-catalogue .subject-icon,
.subject-catalogue .subject-cover-icon{width:var(--subject-cover-width);height:var(--subject-cover-width);min-height:0;align-self:center;border-radius:18px;overflow:hidden;border:1px solid color-mix(in srgb, var(--accent) 15%, transparent);background:color-mix(in srgb, var(--accent) 10%, var(--card));transform:none;}.subject-catalogue .subject-cover-icon img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}.subject-catalogue .subject-card:hover .subject-cover-icon{transform:none;}.subject-catalogue .subject-card:hover .subject-cover-icon img{transform:scale(1.035);}.subject-catalogue .subject-card > .subject-card-body{height:auto;min-height:190px;padding:7px 8px 7px 0;justify-content:center;align-items:stretch;gap:13px;text-align:start;}.subject-catalogue .subject-prep-badge{width:fit-content;display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border:1px solid color-mix(in srgb, var(--accent) 22%, transparent);border-radius:100px;background:color-mix(in srgb, var(--accent) 10%, var(--card));color:var(--heading);font-size:11px;font-weight:750;line-height:1.3;letter-spacing:.02em;}.subject-catalogue .subject-prep-badge svg{width:16px;height:16px;flex:0 0 16px;}.subject-catalogue .subject-bilingual-copy{display:flex;flex-direction:column;gap:5px;}.subject-catalogue .subject-card .subject-language-block{text-align:start;}.subject-catalogue .subject-card .subject-language-block h2{margin:0;font-size:22px;font-weight:800;line-height:1.3;text-align:inherit;}.subject-catalogue .subject-card .subject-language-ar{order:1;text-align:right;}.subject-catalogue .subject-card .subject-language-en{order:2;}.subject-catalogue .subject-card .subject-language-en h2{font-size:14px;font-weight:550;color:var(--muted);}html[dir="ltr"] .subject-catalogue .subject-card .subject-language-en{order:1;}html[dir="ltr"] .subject-catalogue .subject-card .subject-language-en h2{font-size:22px;font-weight:800;color:var(--heading);}html[dir="ltr"] .subject-catalogue .subject-card .subject-language-ar{order:2;}html[dir="ltr"] .subject-catalogue .subject-card .subject-language-ar h2{font-size:15px;font-weight:550;color:var(--muted);}.subject-catalogue .subject-card .subject-language-block p{margin:4px 0 0;font-size:11px;}.subject-catalogue .subject-card--exams .subject-exam-label{width:100%;min-height:42px;margin-top:auto;padding:7px 12px;flex-direction:row;justify-content:space-between;gap:10px;align-self:stretch;border:1px solid color-mix(in srgb, var(--accent) 16%, transparent);border-radius:13px;background:color-mix(in srgb, var(--accent) 12%, var(--card));color:var(--heading);}.subject-catalogue .subject-exam-label > span{display:flex;align-items:center;gap:8px;}.subject-catalogue .subject-exam-label b{font-size:13px;}.subject-catalogue .subject-exam-label small{font-size:9px;letter-spacing:.1em;}.subject-catalogue .subject-exam-arrow{width:18px;height:18px;flex:0 0 18px;transition:transform .22s ease;}html[dir="rtl"] .subject-catalogue .subject-exam-label{direction:rtl;}html[dir="rtl"] .subject-catalogue .subject-exam-arrow{rotate:180deg;}.subject-catalogue .subject-card:hover .subject-exam-arrow{transform:translateX(3px);}.subject-catalogue .home-subject-progress{grid-template-columns:1fr auto;padding-top:0;gap:5px;}.subject-catalogue .home-subject-progress > i{grid-column:1 / -1;min-width:0;}@media (min-width: 641px) and (max-width: 1000px){html[data-theme] .subject-catalogue .subject-card{--subject-cover-width:125px;gap:12px;}.subject-catalogue .subject-card .subject-language-block h2,
  html[dir="ltr"] .subject-catalogue .subject-card .subject-language-en h2{font-size:19px;}}@media (max-width: 640px){.subject-catalogue.home-subjects{gap:13px;}html[data-theme] .subject-catalogue .subject-card{--subject-cover-width:128px;min-height:184px;padding:10px;gap:14px;border-radius:22px;}.subject-catalogue .subject-card > .subject-card-body{min-height:162px;padding:2px 2px 2px 0;gap:9px;}.subject-catalogue .subject-card .subject-language-block h2,
  html[dir="ltr"] .subject-catalogue .subject-card .subject-language-en h2{font-size:19px;}.subject-catalogue .subject-card .subject-language-en h2,
  html[dir="ltr"] .subject-catalogue .subject-card .subject-language-ar h2{font-size:12px;}.subject-catalogue .subject-prep-badge{font-size:10px;padding:4px 8px;}.subject-catalogue .subject-card--exams .subject-exam-label{min-height:37px;padding:6px 8px;gap:4px;}.subject-catalogue .subject-exam-label > span{gap:5px;}.subject-catalogue .subject-card--exams .subject-exam-label b{font-size:12px;}.subject-catalogue .subject-card--exams .subject-exam-label small{font-size:8px;}}@media (max-width: 360px){html[data-theme] .subject-catalogue .subject-card{--subject-cover-width:103px;gap:10px;}.subject-catalogue .subject-card .subject-language-block h2,
  html[dir="ltr"] .subject-catalogue .subject-card .subject-language-en h2{font-size:17px;}.subject-catalogue .subject-exam-label > span{flex-direction:column;gap:1px;}}@media (prefers-reduced-motion: reduce){.subject-catalogue .subject-card,
  .subject-catalogue .subject-cover-icon img,
  .subject-catalogue .subject-exam-arrow{transition:none;}html[data-theme] .subject-catalogue .subject-card:is(:hover,:focus-visible),
  .subject-catalogue .subject-card:hover .subject-cover-icon img,
  .subject-catalogue .subject-card:hover .subject-exam-arrow{transform:none;}}}@layer grade-markers{.grade-stars{display:inline-flex;align-items:center;margin-inline-start:.35em;color:inherit;font-family:Arial,sans-serif;font-size:.72em;font-weight:400;line-height:1;letter-spacing:.05em;direction:ltr;unicode-bidi:isolate;white-space:nowrap;vertical-align:.12em;flex-shrink:0;}.grade-switcher .grade-stars{font-size:13px;color:var(--zakkerha-logo-color,#2166f3);margin-inline-start:0;}.subject-prep-badge .grade-stars{margin-inline-start:0;font-size:9px;}.curriculum-study-grade .grade-stars{font-size:8px;}.challenge-grade-copy .grade-stars{font-size:14px;vertical-align:.22em;}}@layer results{html[data-theme] body .result-share{display:block;width:100%;max-width:640px;padding:0;margin:24px auto;border:0;background:none;box-shadow:none;}.result-card{overflow:hidden;border:1px solid #d5e3f1;border-radius:26px;background:#f8fbff;color:#122a46;box-shadow:0 18px 48px #081c3620;}.result-card__header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;background:#102843;}html[data-theme] .result-card .result-card__brand{display:flex;flex-direction:row;align-items:center;gap:10px;min-width:0;margin:0;padding:0;color:white;}html[data-theme] .result-card .result-card__brand .site-brand-logo{width:66px;height:40px;flex:0 0 66px;}html[data-theme] .result-card .result-card__brand .site-brand-copy{display:grid;justify-items:center;gap:5px;margin:0;}html[data-theme] .result-card .result-card__brand .brand-arabic{width:auto;height:auto;margin:0;padding:0;border:0;box-shadow:none;background:none;font-size:21px;line-height:1.15;color:white;}html[data-theme] .result-card .result-card__brand .brand-english{font-size:9px;line-height:1;letter-spacing:.1em;color:#d9e6fa;}.result-card__badge{flex:none;padding:7px 10px;border:1px solid #87adcf44;border-radius:9px;color:#c9ddf2;font-size:10px;font-weight:800;letter-spacing:.06em;}.result-card--perfect .result-card__badge{background:#39d59819;border-color:#66dab344;color:#8cecc4;}.result-card__body{padding:28px 24px 24px;text-align:center;}.result-card__eyebrow{font-size:10px;font-weight:800;letter-spacing:.18em;color:#647c95;}.result-card__student{max-width:520px;margin:9px auto 0;color:#2166f3;font-size:clamp(20px,3.8vw,26px);font-weight:800;line-height:1.45;text-align:center;overflow-wrap:anywhere;}.result-card__title{display:grid;gap:5px;margin:10px auto 14px;max-width:520px;font-size:clamp(17px,3vw,22px);font-weight:750;line-height:1.5;color:#173354;overflow-wrap:anywhere;}.result-card__title>span:empty{display:none;}.result-card__title>span+span{font-size:14px;color:#6a8098;}.result-card__score{display:flex;justify-content:center;align-items:baseline;gap:3px;margin:0;color:#1877f2;line-height:1.1;}.result-card__score strong{font-size:clamp(72px,16vw,98px);font-weight:900;letter-spacing:-.06em;line-height:1.1;}.result-card__score>span{font-size:30px;font-weight:750;}.result-card__message{margin:10px 0 22px;font-size:13px;color:#59728c;}.result-card__stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;}.result-card__stats>div{display:grid;gap:6px;padding:15px 8px;background:#eaf1fb;border:1px solid #d9e5f6;border-radius:15px;}.result-card__stats b{color:#193b65;font-size:24px;line-height:1.25;font-weight:850;}.result-card__stats b>span{font-size:13px;font-weight:600;color:#597897;}.result-card__stats small{font-size:11px;color:#4b6886;}.result-card__stats .result-card__reward{background:#e5f7ee;border-color:#c2e7d3;}.result-card__reward b,.result-card__reward b>span{color:#128253;}.result-card__footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;padding:15px 24px;border-top:1px solid #dce6f1;font-size:10px;color:#6a829a;}.result-card__footer a{font-size:12px;font-weight:800;color:#24578b;text-decoration:none;}html[data-theme] .result-share .result-card__actions{margin-top:14px;gap:12px;}html[data-theme] .result-share .result-card__actions button{display:flex;justify-content:center;gap:8px;width:auto;min-width:116px;height:44px;padding:0 16px;font-size:12px;font-weight:750;border-radius:12px;}.result-card__status{min-height:20px;margin:8px 0 0;text-align:center;color:var(--text);font-size:12px;}.challenge-fireworks__points{display:table;margin:18px auto 0;padding:10px 22px;border:1px solid #9affcc80;border-radius:999px;background:#073c2ce8;box-shadow:0 8px 30px #0004;color:#adffce;font-size:clamp(25px,6vw,44px);font-weight:900;direction:ltr;letter-spacing:-.02em;}.challenge-fireworks__points[hidden]{display:none;}@media (max-width:420px){.result-card{border-radius:22px;}.result-card__header{padding:16px;gap:10px;}.result-card__badge{font-size:8px;padding:6px 8px;letter-spacing:0;}.result-card__body{padding:23px 16px 18px;}.result-card__stats{gap:8px;}.result-card__stats b{font-size:22px;}.result-card__stats small{font-size:10px;}.result-card__footer{padding:14px 16px;}}}@layer public-content{.landing-introduction{text-align:center;position:relative;z-index:2;margin-block:0 14px;max-width:850px;}.landing-introduction h1{display:grid;gap:6px;margin:0;color:var(--heading);font-size:clamp(16px,1.75vw,22px);line-height:1.55;font-weight:750;text-wrap:balance;}.landing-introduction h1 .landing-value-line{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:5px 12px;min-width:0;}.landing-introduction .landing-value-features{min-width:0;max-width:100%;font-weight:650;line-height:1.6;}.landing-introduction .landing-value-word{white-space:nowrap;}.landing-introduction .landing-value-final{color:var(--landing-challenge-highlight);}.landing-introduction .landing-value-features i{display:inline;margin-inline:4px;font-style:normal;font-weight:400;color:var(--muted);opacity:.6;}.landing-introduction h1 .landing-value-line[lang="en"]{font-size:.7em;line-height:1.6;font-weight:500;color:var(--muted);letter-spacing:.015em;}.curriculum-directory{max-width:1060px;}.curriculum-directory [hidden]{display:none!important;}.directory-hero{position:relative;margin:12px auto 26px;padding:24px 18px;text-align:center;}.directory-hero__icon{display:inline-grid;place-items:center;width:46px;height:46px;margin-bottom:10px;color:#16858f;}.directory-hero__icon svg{width:42px;height:42px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}.directory-hero__year{display:block;color:var(--muted);font-size:11px;letter-spacing:.12em;font-weight:650;}.directory-hero h1{margin:9px 0 10px;color:var(--heading);font-size:clamp(25px,3.5vw,36px);line-height:1.4;font-weight:800;}.directory-hero p{max-width:650px;margin:0 auto;color:var(--muted);font-size:14px;line-height:1.8;}.directory-hero__stats{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;margin-top:18px;}.directory-hero__stats span{padding:6px 12px;border:1px solid color-mix(in srgb,#19858f 20%,var(--line));border-radius:99px;background:color-mix(in srgb,#19858f 5%,var(--card));color:var(--muted);font-size:12px;line-height:1.5;}.directory-hero__stats b{color:var(--heading);font-weight:750;}.directory-controls{display:grid;gap:16px;padding:18px;border:1px solid var(--line);border-radius:24px;background:var(--card);box-shadow:0 9px 25px rgba(18,42,68,.06);}.directory-grade-tabs{display:flex;flex-wrap:wrap;gap:8px;}.directory-grade-tabs button{min-height:44px;padding:10px 17px;border:1px solid transparent;border-radius:13px;background:var(--soft);color:var(--text);font-size:13px;line-height:1.5;font-weight:700;cursor:pointer;}.directory-grade-tabs button[aria-pressed="true"]{background:linear-gradient(120deg,#0b7281,#168d98);color:#fff;box-shadow:0 4px 12px rgba(11,114,129,.16);}.directory-search-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(160px,220px);gap:12px;}.directory-search{display:flex;align-items:center;gap:10px;min-width:0;margin:0;padding:0 14px;border:1px solid var(--line);border-radius:14px;background:var(--soft);color:var(--muted);}.directory-search svg{width:20px;height:20px;flex:0 0 20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;}.curriculum-directory .directory-search input{min-width:0;width:100%;min-height:48px;padding:11px 0;border:0;border-radius:0;background:transparent;color:var(--text);box-shadow:none;font:inherit;font-size:14px;line-height:1.6;outline:none;}.directory-search:focus-within{outline:3px solid #6caff6;outline-offset:3px;}.curriculum-directory .directory-search input::placeholder{color:var(--muted);opacity:.8;}.directory-subject-filter{min-width:0;margin:0;}.curriculum-directory .directory-subject-filter select{width:100%;min-height:48px;height:100%;padding:10px 13px;border:1px solid var(--line);border-radius:14px;background:var(--soft);color:var(--text);font:inherit;font-size:13px;line-height:1.6;cursor:pointer;}.directory-count{margin:17px 4px;color:var(--muted);font-size:12px;line-height:1.7;}.directory-count b{color:var(--heading);font-weight:750;}.directory-groups{display:grid;gap:24px;}.directory-group{--directory-accent:#087d87;--directory-deep:#075a66;min-width:0;overflow:hidden;border:1px solid color-mix(in srgb,var(--directory-accent) 24%,var(--line));border-radius:25px;background:var(--card);box-shadow:0 9px 25px rgba(18,42,68,.06);}.directory-tone-1{--directory-accent:#7756bb;--directory-deep:#59389a;}.directory-tone-2{--directory-accent:#236dc7;--directory-deep:#15559e;}.directory-tone-3{--directory-accent:#ab6c26;--directory-deep:#855014;}.directory-group__header{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:22px 24px;background:linear-gradient(115deg,var(--directory-deep),var(--directory-accent));color:#fff;}.directory-group__header > div{min-width:0;}.directory-group__grade{font-size:12px;line-height:1.7;color:#ffffffcf;}.directory-group__header h2{margin:4px 0 0;font-size:22px;line-height:1.4;font-weight:750;overflow-wrap:anywhere;}.directory-group__header h2 a{display:inline-flex;align-items:center;gap:12px;color:#fff;text-decoration:none;}.directory-group__header h2 svg{width:20px;height:20px;flex:0 0 20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}html[dir="rtl"] .directory-group__header h2 svg{transform:rotate(180deg);}.directory-group__total{flex:0 0 auto;padding:6px 12px;border:1px solid #ffffff30;border-radius:99px;background:#ffffff12;color:#fff;font-size:12px;line-height:1.6;white-space:nowrap;}.directory-group__body{padding:22px 24px;}.directory-unit + .directory-unit{margin-top:24px;padding-top:20px;border-top:1px solid var(--line);}.directory-unit h3{display:flex;align-items:center;gap:7px;margin:0 0 13px;color:var(--muted);font-size:12px;line-height:1.6;font-weight:700;}.directory-unit h3 span{opacity:.4;margin-inline:4px;}.directory-lesson-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:0;padding:0;list-style:none;}.directory-lesson-grid li{min-width:0;margin:0;padding:0;}.directory-lesson{display:flex;align-items:center;gap:13px;height:100%;min-height:88px;padding:14px 15px;border:1px solid color-mix(in srgb,var(--directory-accent) 16%,var(--line));border-radius:17px;background:color-mix(in srgb,var(--directory-accent) 3%,var(--card));color:var(--text);text-decoration:none;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}.directory-lesson__number{display:grid;place-items:center;flex:0 0 36px;width:36px;height:36px;border-radius:11px;background:color-mix(in srgb,var(--directory-accent) 10%,var(--card));color:var(--heading);font-size:12px;line-height:1;font-weight:750;font-variant-numeric:tabular-nums;}.directory-lesson__copy{display:flex;flex-direction:column;gap:5px;min-width:0;flex:1;}.directory-lesson__copy strong{color:var(--heading);font-size:14px;line-height:1.65;font-weight:700;overflow-wrap:anywhere;}.directory-lesson__copy small{color:var(--muted);font-size:11px;line-height:1.6;}.directory-lesson__arrow{width:17px;height:17px;flex:0 0 17px;fill:none;stroke:var(--muted);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}html[dir="rtl"] .directory-lesson__arrow{transform:rotate(180deg);}@media (hover:hover){.directory-lesson:hover{transform:translateY(-2px);border-color:var(--directory-accent);box-shadow:0 6px 17px rgba(18,42,68,.08);}}.directory-empty{padding:30px 20px;border:1px dashed var(--line);border-radius:22px;background:var(--card);text-align:center;}.directory-empty h2{margin:0 0 9px;color:var(--heading);font-size:20px;line-height:1.5;}.directory-empty p{margin:0 0 18px;color:var(--muted);font-size:13px;line-height:1.8;}.directory-empty :is(button,a){display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 17px;border:1px solid transparent;border-radius:12px;background:#087d87;color:#fff;font-size:13px;font-weight:700;text-decoration:none;cursor:pointer;}.curriculum-directory :is(button,select,a):focus-visible{outline:3px solid #6caff6;outline-offset:4px;}@media (max-width:660px){.directory-hero{padding:14px 2px 20px;}.directory-hero h1{font-size:25px;}.directory-hero p{font-size:13px;}.directory-hero__stats{gap:7px;}.directory-hero__stats span{padding:5px 9px;font-size:11px;}.directory-controls{padding:14px;border-radius:20px;gap:12px;}.directory-grade-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;}.directory-grade-tabs button{padding:9px 6px;font-size:12px;}.directory-search-row{grid-template-columns:minmax(0,1fr);gap:9px;}.directory-group{border-radius:22px;}.directory-group__header{padding:18px;}.directory-group__header h2{font-size:20px;}.directory-group__body{padding:18px 14px;}.directory-lesson-grid{grid-template-columns:minmax(0,1fr);}.directory-lesson{padding:12px;gap:10px;min-height:78px;}.directory-lesson__number{width:32px;height:32px;flex-basis:32px;}}@media (prefers-reduced-motion:reduce){.directory-lesson{transition:none;}}.public-about{max-width:850px;margin-inline:auto;line-height:1.9;padding:24px;}.public-about h2{margin-block:24px 8px;font-size:20px;}.public-about p{margin-block:8px;}.public-study-context{display:flex;gap:8px;flex-wrap:wrap;font-size:13px;line-height:1.6;margin-block:0 18px;}.study-breadcrumbs ol{display:flex;align-items:flex-start;flex-wrap:wrap;gap:5px 8px;list-style:none;padding:0;margin:0;min-width:0;width:100%;}.study-breadcrumbs li{display:inline-flex;align-items:baseline;gap:8px;min-width:0;max-width:100%;color:var(--muted);}.study-breadcrumbs li :is(a,span){min-width:0;overflow-wrap:anywhere;text-align:start;}.study-breadcrumbs [aria-current="page"]{color:var(--heading);font-weight:600;}.study-breadcrumbs a:focus-visible{outline:2px solid #6caff6;outline-offset:3px;border-radius:3px;}.study-breadcrumb-separator{width:11px;height:11px;flex:0 0 11px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;}html[dir="rtl"] .study-breadcrumb-separator{transform:rotate(180deg);}.public-preview-link{text-align:center;margin:12px 0 22px;}.public-preview-link a{display:inline-flex;max-width:100%;white-space:normal;text-align:center;}.account-after-trial{margin-block:20px;}.footer-links{flex-wrap:wrap;}@media (max-width:480px){.landing-introduction{padding-inline:14px;margin-block:0 10px;}.landing-introduction h1{font-size:16px;gap:7px;}.landing-introduction h1 .landing-value-line{gap:4px 8px;}.landing-introduction .landing-value-features i{margin-inline:2px;}.landing-introduction h1 .landing-value-line[lang="en"]{font-size:12px;letter-spacing:0;}.public-about{padding:18px;}}@media (max-width:720px){.app-viewport-shell>.footer{flex-direction:column-reverse;justify-content:center;gap:4px;}.app-viewport-shell>.footer .footer-links{justify-content:center;flex-wrap:wrap;gap:6px 14px;}}}@layer home-podium{.home-podium{position:relative;isolation:isolate;z-index:1;width:var(--home-desktop-width,min(760px,calc(100% - 32px)));min-width:0;height:var(--home-game-card-height,112px);display:grid;align-items:center;box-sizing:border-box;margin:0 auto;padding:6px 14px;overflow:hidden;border:1px solid #178769;border-radius:20px;background:radial-gradient(ellipse at 50% 0%,#31bf8f45,transparent 65%),linear-gradient(115deg,#064b3d,#08745a 50%,#064b3d);box-shadow:0 4px 0 #043d31,0 12px 26px #064b3d24,inset 0 1px 0 #a6ffdc55;color:#fff;text-align:center;}.home-podium::before{content:"";position:absolute;z-index:-1;inset:0;pointer-events:none;background:repeating-linear-gradient(0deg,transparent 0 23px,#b4ffe906 24px,transparent 25px);}.home-podium::after{content:"";position:absolute;z-index:-1;inset:0 15% auto;height:1px;background:linear-gradient(90deg,transparent,#d5ffecb3,transparent);pointer-events:none;}.home-podium__list{display:grid;grid-template-columns:1fr 1.12fr 1fr;grid-template-areas:"second first third";align-items:center;gap:8px;direction:ltr;width:min(100%,850px);height:100%;padding:0;margin:0 auto;list-style:none;}.home-podium__card{--medal:#ffe09a;--medal-ink:#634113;position:relative;display:flex;flex-direction:column;justify-content:center;align-items:center;min-width:0;height:100%;padding:0 6px;box-sizing:border-box;border:0;border-radius:0;background:transparent;box-shadow:none;}.home-podium__card--1{grid-area:first;}.home-podium__card--2{--medal:#dceaf3;--medal-ink:#314e61;grid-area:second;}.home-podium__card--3{--medal:#efbc96;--medal-ink:#673c25;grid-area:third;}.home-podium__portrait{position:relative;display:flex;align-items:flex-end;justify-content:center;flex:none;height:48px;margin:0 0 3px;}.home-podium__avatar{position:relative;display:grid;place-items:center;width:44px;height:44px;box-sizing:border-box;overflow:hidden;border:2px solid var(--medal);border-radius:50%;background:#104e42;color:#fff;text-decoration:none;box-shadow:0 0 0 3px #001f2529,0 3px 8px #002a2740;}.home-podium__avatar:focus-visible{outline:3px solid #fff;outline-offset:4px;}.home-podium__avatar>span{font-size:22px;font-weight:800;}.home-podium__avatar>img{position:absolute;inset:2px;width:calc(100% - 4px);height:calc(100% - 4px);object-fit:cover;border-radius:50%;}.home-podium__card--1 .home-podium__avatar{width:48px;height:48px;box-shadow:0 0 0 3px #ffe09a22,0 4px 12px #001f2540;}.home-podium__place{position:absolute;z-index:2;right:-7px;bottom:-1px;display:grid;place-items:center;min-width:25px;height:16px;padding:0 3px;box-sizing:border-box;border:1px solid #ffffff75;border-radius:6px;background:var(--medal);color:var(--medal-ink);box-shadow:0 2px 5px #002a2733;font-size:9px;font-weight:850;line-height:1;}.home-podium__crown{position:absolute;z-index:2;top:-8px;left:50%;display:block;width:20px;height:15px;color:#a57119;transform:translateX(-50%) rotate(-6deg);}.home-podium__crown svg{display:block;width:100%;height:100%;fill:#ffe09a;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;}.home-podium__name{display:block;flex:none;width:100%;min-width:0;margin:0;padding:1px 2px;box-sizing:border-box;overflow:hidden;color:#fff;font-size:12px;font-weight:800;line-height:1.6;text-align:center;white-space:nowrap;text-overflow:ellipsis;}.home-podium__name bdi{unicode-bidi:isolate;}.home-podium__points{display:flex;flex:none;align-items:baseline;justify-content:center;gap:3px;max-width:100%;margin-top:2px;padding:2px 7px;box-sizing:border-box;border:1px solid #b8ffe01f;border-radius:20px;background:#002e284d;line-height:1.15;}.home-podium__points strong{min-width:0;color:#f0fff8;font-size:12px;font-weight:850;font-variant-numeric:tabular-nums;}.home-podium__points>span{color:#d3efe5;font-size:9px;font-weight:550;}.home-podium__card--1 .home-podium__points{border-color:#ffe09a40;background:#ffe09a;}.home-podium__card--1 .home-podium__points strong,.home-podium__card--1 .home-podium__points>span{color:#4e3611;}.home-podium__empty{padding:4px 8px;}.home-podium__empty strong{font-size:17px;color:#ffe09a;}.home-podium__empty p{margin:6px 0 0;color:#e0f6ed;font-size:12px;line-height:1.5;}.home-podium__list--1{grid-template-columns:minmax(0,280px);grid-template-areas:"first";justify-content:center;}.home-podium__list--2{grid-template-columns:repeat(2,minmax(0,245px));grid-template-areas:"second first";justify-content:center;}@media (min-width:1024px){.home-podium{padding:10px 22px;border-radius:22px;}.home-podium__list{gap:18px;}.home-podium__card{padding:0 10px;}.home-podium__portrait{height:64px;margin-bottom:4px;}.home-podium__avatar{width:58px;height:58px;}.home-podium__card--1 .home-podium__avatar{width:64px;height:64px;}.home-podium__crown{top:-12px;width:27px;height:20px;}.home-podium__place{min-width:32px;height:21px;right:-9px;border-radius:7px;font-size:11px;}.home-podium__name{font-size:17px;}.home-podium__points{gap:5px;padding:3px 12px;margin-top:3px;}.home-podium__points strong{font-size:15px;}.home-podium__points>span{font-size:11px;}}@media (min-width:601px) and (max-width:760px){.home-podium{width:min(440px,calc(100% - 24px));}}@media (max-width:600px){.home-podium{width:min(440px,calc(100% - 24px));padding:5px 7px;border-radius:18px;}.home-podium__list{gap:5px;}.home-podium__card{padding:0 2px;}.home-podium__name{font-size:11px;}.home-podium__points{padding-inline:5px;gap:2px;}.home-podium__points strong{font-size:11px;}}@media (max-width:340px){.home-podium{width:calc(100% - 16px);}.home-podium__points>span{font-size:8px;}}}@layer home-intro{.home-intro{position:relative;z-index:1;display:grid;justify-items:center;gap:8px;width:var(--home-desktop-width,min(760px,calc(100% - 32px)));min-width:0;height:auto;margin:0 auto;padding:32px clamp(16px,3vw,36px) 20px;box-sizing:border-box;border:1px solid #315064;border-radius:17px;background:repeating-linear-gradient(0deg,transparent 0 9px,#05203014 10px,transparent 11px 19px),linear-gradient(125deg,#315568,#416879 52%,#315568);box-shadow:0 3px 0 #243f50,0 11px 22px #21475d26,inset 0 1px 0 #ffffff40;color:#fff;text-align:center;overflow-wrap:anywhere;}.home-intro__pin{position:absolute;z-index:2;top:-13px;left:50%;display:block;width:34px;height:40px;transform:translateX(-50%) rotate(-14deg);pointer-events:none;}.home-intro__pin svg{display:block;width:100%;height:100%;}.home-intro__title{display:flex;align-items:center;justify-content:center;gap:10px;max-width:100%;margin:0;color:#fff;font-size:clamp(20px,2.2vw,27px);font-weight:800;line-height:1.5;text-wrap:balance;}.home-intro__title>span:last-child{min-width:0;white-space:pre-line;}.home-intro__icon{display:grid;place-items:center;flex:none;width:34px;height:34px;border:1px solid #2166f366;border-radius:10px;color:var(--zakkerha-logo-color,#2166f3);background:#e9f2ff;}.home-intro__icon svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}.home-intro__title strong,.home-intro__body strong{color:#d5eaff;font-weight:800;}.home-intro__body{max-width:100%;margin:0;color:#fff;font-size:clamp(14px,1.25vw,16px);font-weight:500;line-height:1.8;white-space:pre-line;text-wrap:pretty;}@media (min-width:1024px){body.landing-shell .home-intro{min-height:180px;padding:36px 42px 26px;gap:10px;border-radius:20px;align-content:center;}body.landing-shell .home-intro__title{font-size:32px;line-height:1.4;}body.landing-shell .home-intro__body{width:100%;max-width:860px;font-size:17px;line-height:1.8;}body.landing-shell .home-intro__icon{width:38px;height:38px;}body.landing-shell .home-intro__icon svg{width:24px;height:24px;}body.landing-shell .home-intro__pin{width:38px;height:44px;top:-14px;}}@media (max-width:760px){.home-intro{width:min(440px,calc(100% - 24px));}}@media (max-width:600px){.home-intro{gap:6px;padding:28px 14px 16px;border-radius:14px;}.home-intro__pin{width:28px;height:34px;top:-11px;}.home-intro__title{gap:8px;}.home-intro__icon{width:29px;height:29px;border-radius:9px;}.home-intro__icon svg{width:18px;height:18px;}}@media (max-width:340px){.home-intro{width:calc(100% - 16px);}}.admin-home-intro{display:grid;gap:20px;}.admin-home-intro>.admin-hero,.admin-home-intro>.admin-card,.admin-home-intro>.admin-navigation-shell{margin-block:0;}.admin-home-intro__form{display:grid;gap:20px;}.admin-home-intro__field{display:grid;gap:8px;min-width:0;font-weight:700;}.admin-home-intro__field input,.admin-home-intro__field textarea{width:100%;max-width:100%;box-sizing:border-box;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--text);font:inherit;font-weight:500;line-height:1.7;}.admin-home-intro__field textarea{min-height:160px;resize:vertical;}.admin-home-intro__field small,.admin-home-intro__visibility small{color:var(--muted);font-size:12px;font-weight:400;}.admin-home-intro__visibility{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:14px;background:var(--soft);}.admin-home-intro__visibility input{width:20px;height:20px;flex:none;accent-color:#2166f3;}.admin-home-intro__visibility span{display:grid;gap:4px;}.admin-home-intro__actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}.admin-home-intro__actions button,.admin-home-intro__actions a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 18px;border:1px solid #2166f3;border-radius:12px;background:#2166f3;color:#fff;font:inherit;font-weight:750;line-height:1.4;text-decoration:none;cursor:pointer;}.admin-home-intro__actions a{background:var(--card);color:var(--text);border-color:var(--line);}.admin-home-intro__actions>:hover{filter:brightness(1.08);}.admin-home-intro__actions>:focus-visible,.admin-home-intro__field :is(input,textarea):focus-visible,.admin-home-intro__visibility input:focus-visible{outline:3px solid #2166f3;outline-offset:3px;}.admin-home-intro__preview{margin-top:24px;min-width:0;}.admin-home-intro__preview .home-intro{width:100%;margin-bottom:12px;}.admin-home-intro__notice{padding:12px 14px;border:1px solid var(--line);border-radius:12px;color:var(--text);background:var(--soft);line-height:1.7;}@media (max-width:600px){.admin-home-intro__actions>*{flex:1 1 auto;text-align:center;}}}@layer admin-overview{body.admin-bg .admin-overview{display:grid;gap:16px;padding-bottom:26px;--ao-blue:#4389db;--ao-teal:#22a799;--ao-violet:#9776d9;--ao-amber:#c7983d;}.admin-overview [data-tone="blue"]{--ao-tone:var(--ao-blue);}.admin-overview [data-tone="teal"]{--ao-tone:var(--ao-teal);}.admin-overview [data-tone="violet"]{--ao-tone:var(--ao-violet);}.admin-overview [data-tone="amber"]{--ao-tone:var(--ao-amber);}.admin-overview :is(a,summary):focus-visible{outline:2px solid var(--ao-blue);outline-offset:4px;}.admin-overview :is(a,article,details,div){min-width:0;}.admin-overview :is(h2,h3,p,dl,dd){margin:0;}.admin-overview a{color:var(--heading);text-decoration:none;}.admin-overview > :not(.admin-game-control) svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;}.admin-overview .ao-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;}.admin-overview .ao-metric{display:grid;gap:7px;padding:14px 16px;border:1px solid color-mix(in srgb,var(--ao-tone) 25%,var(--line));border-radius:20px;background:linear-gradient(135deg,color-mix(in srgb,var(--ao-tone) 8%,var(--card)),var(--card));box-shadow:0 7px 22px rgba(20,34,48,.04);}.admin-overview .ao-metric-top,.admin-overview .ao-metric-bottom{display:flex;align-items:center;justify-content:space-between;gap:8px;}.admin-overview .ao-metric-top{font-size:13px;font-weight:700;}.admin-overview .ao-icon{display:grid;width:28px;height:28px;place-items:center;border-radius:9px;background:color-mix(in srgb,var(--ao-tone) 13%,var(--card));color:var(--ao-tone);}.admin-overview .ao-metric>strong{font-size:clamp(27px,3vw,35px);line-height:1.1;font-variant-numeric:tabular-nums;}.admin-overview .ao-metric-bottom{color:var(--muted);}.admin-overview .ao-metric-bottom small{font-size:11px;}.admin-overview .ao-actions{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;}.admin-overview .ao-actions a{display:flex;align-items:center;gap:10px;min-height:48px;padding:10px 14px;border:1px solid var(--line);border-radius:13px;background:var(--card);font-size:12px;font-weight:650;}.admin-overview .ao-actions svg{color:var(--muted);width:18px;height:18px;}.admin-overview .ao-actions b{margin-inline-start:auto;color:var(--muted);}.admin-overview .ao-panel{padding:18px 20px;border:1px solid var(--line);border-radius:20px;background:var(--card);}.admin-overview .ao-panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:13px;}.admin-overview .ao-panel-heading h2{color:var(--heading);font-size:17px;line-height:1.5;}.admin-overview .ao-caption,.admin-overview .ao-period{color:var(--muted);font-size:11px;}.admin-overview .ao-period{padding:5px 9px;border-radius:999px;background:var(--soft);}.admin-overview .ao-review-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}.admin-overview .ao-review{display:flex;align-items:center;gap:12px;min-height:48px;padding:10px 13px;border:1px solid var(--line);border-radius:12px;font-size:12px;background:color-mix(in srgb,var(--card) 70%,var(--soft));}.admin-overview .ao-review strong{margin-inline-start:auto;font-size:20px;font-variant-numeric:tabular-nums;}.admin-overview .ao-review>span:last-child{color:var(--muted);}.admin-overview .ao-review.has-items{border-color:color-mix(in srgb,var(--ao-amber) 55%,var(--line));background:color-mix(in srgb,var(--ao-amber) 9%,var(--card));}.admin-overview .ao-journey-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;}.admin-overview .ao-journey-group{padding:12px 15px;border-inline-start:3px solid var(--ao-tone);border-radius:12px;background:color-mix(in srgb,var(--ao-tone) 5%,var(--card));}.admin-overview .ao-journey-group h3{color:var(--heading);font-size:13px;margin-bottom:10px;}.admin-overview .ao-journey-group dl{display:grid;gap:7px;}.admin-overview .ao-journey-group dl>div{display:flex;justify-content:space-between;align-items:baseline;gap:10px;}.admin-overview .ao-journey-group dt{color:var(--muted);font-size:12px;}.admin-overview .ao-journey-group dd{color:var(--heading);font-size:19px;line-height:1.25;font-weight:750;font-variant-numeric:tabular-nums;}.admin-overview .ao-metrics-note{margin-top:13px;padding-top:10px;border-top:1px solid var(--line);}.admin-overview .ao-metrics-note summary{width:fit-content;min-height:32px;cursor:pointer;color:var(--muted);font-size:11px;}.admin-overview .ao-metrics-note p{max-width:850px;padding-top:4px;color:var(--muted);font-size:12px;line-height:1.8;}.admin-overview .ao-notice{padding:10px 12px;margin-bottom:12px;border-inline-start:3px solid var(--ao-amber);background:color-mix(in srgb,var(--ao-amber) 10%,var(--card));border-radius:8px;color:var(--heading);font-size:12px;overflow-wrap:anywhere;}.admin-overview .ao-details{padding:0;}.admin-overview .ao-details>summary{display:flex;justify-content:space-between;align-items:center;gap:14px;min-height:68px;padding:15px 20px;cursor:pointer;list-style:none;color:var(--heading);}.admin-overview .ao-details>summary::-webkit-details-marker{display:none;}.admin-overview .ao-details summary b{display:block;font-size:14px;}.admin-overview .ao-details summary small{display:block;margin-top:3px;color:var(--muted);font-size:11px;}.admin-overview .ao-chevron{display:grid;place-items:center;width:30px;height:30px;background:var(--soft);border-radius:10px;}.admin-overview .ao-details[open] .ao-chevron{transform:rotate(180deg);}.admin-overview .ao-details-content{padding:0 20px 20px;}.admin-overview .ao-secondary-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:18px;padding-top:14px;border-top:1px solid var(--line);}.admin-overview .ao-secondary-stats a{padding:10px 12px;border-radius:12px;background:var(--soft);}.admin-overview .ao-secondary-stats span{display:block;font-size:11px;color:var(--muted);}.admin-overview .ao-secondary-stats strong{display:block;font-size:23px;margin-top:4px;font-variant-numeric:tabular-nums;}.admin-overview .ao-distributions{display:grid;grid-template-columns:1fr 1fr;gap:24px;}.admin-overview .ao-distributions h3{margin-bottom:12px;color:var(--heading);font-size:14px;}.admin-overview .ao-distributions p{font-size:12px;color:var(--muted);}.admin-overview .ao-bars{display:grid;gap:12px;}.admin-overview .ao-bars span{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:12px;}.admin-overview .ao-bars b{color:var(--heading);font-variant-numeric:tabular-nums;}.admin-overview .ao-bars i{display:block;height:6px;margin-top:6px;border-radius:99px;background:var(--soft);overflow:hidden;}.admin-overview .ao-bars em{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--ao-blue),var(--ao-teal));}.admin-overview :is(.ao-metric,.ao-actions a,.ao-review,.ao-secondary-stats a):hover{border-color:var(--ao-blue);background:color-mix(in srgb,var(--ao-blue) 6%,var(--card));}@media (max-width:900px){.admin-overview .ao-metrics,.admin-overview .ao-actions{grid-template-columns:repeat(2,minmax(0,1fr));}}@media (max-width:620px){body.admin-bg .admin-overview{gap:12px;}.admin-overview .ao-metrics{gap:9px;}.admin-overview .ao-metric{padding:13px;gap:8px;border-radius:16px;}.admin-overview .ao-metric>strong{font-size:clamp(21px,6.3vw,28px);overflow-wrap:anywhere;}.admin-overview .ao-metric-top{font-size:12px;align-items:flex-start;}.admin-overview .ao-icon{width:27px;height:27px;border-radius:8px;flex-shrink:0;}.admin-overview .ao-icon svg{width:17px;height:17px;}.admin-overview .ao-metric-bottom small{font-size:10px;}.admin-overview .ao-actions{gap:8px;}.admin-overview .ao-actions a{padding:10px;gap:7px;font-size:11px;}.admin-overview .ao-panel{padding:14px;border-radius:16px;}.admin-overview .ao-panel-heading h2{font-size:16px;}.admin-overview .ao-review-grid,.admin-overview .ao-journey-grid,.admin-overview .ao-distributions{grid-template-columns:1fr;gap:10px;}.admin-overview .ao-journey-group{padding:11px 13px;}.admin-overview .ao-journey-group h3{margin-bottom:6px;}.admin-overview .ao-journey-group dl{gap:4px;}.admin-overview .ao-journey-group dd{font-size:18px;}.admin-overview .ao-secondary-stats{grid-template-columns:1fr 1fr;}.admin-overview .ao-secondary-stats strong{font-size:20px;overflow-wrap:anywhere;}.admin-overview .ao-details{padding:0;}.admin-overview .ao-details>summary{padding:14px;}.admin-overview .ao-details-content{padding:0 14px 14px;}}}@layer admin-game{body.admin-bg .admin-game-dashboard{--ag-accent:#c83850;display:grid;gap:15px;margin-block:20px;padding:22px;border:1px solid color-mix(in srgb,var(--ag-accent) 25%,var(--line));border-radius:24px;background:var(--card);min-width:0;color:var(--text);}.admin-game-dashboard :is(div,article,section,details,nav){min-width:0;}.admin-game-dashboard :is(h2,h3,p,dl,dd){margin:0;}.admin-game-dashboard a{color:var(--heading);text-decoration:none;}.admin-game-dashboard :is(button,a,summary):focus-visible{outline:3px solid var(--zakkerha-logo-color);outline-offset:3px;}.admin-game-dashboard .ag-heading,.admin-game-dashboard .ag-section-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;}.admin-game-dashboard .ag-eyebrow{display:block;margin-bottom:5px;color:var(--ag-accent);font-size:10px;font-weight:800;letter-spacing:.12em;}.admin-game-dashboard .ag-heading h2{font-size:clamp(20px,2.4vw,27px);line-height:1.4;color:var(--heading);}.admin-game-dashboard .ag-heading p,.admin-game-dashboard .ag-section-heading>span{margin-top:5px;font-size:11px;color:var(--muted);}.admin-game-dashboard .ag-tools{display:flex;align-items:center;gap:9px;flex-shrink:0;}.admin-game-dashboard .ag-tools :is(button,a){display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:40px;padding:8px 12px;border:1px solid var(--line);border-radius:12px;background:var(--soft);color:var(--heading);font-size:11px;font-weight:700;cursor:pointer;}.admin-game-dashboard .ag-tools svg,.admin-game-dashboard .ag-empty svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}.admin-game-dashboard .ag-refresh:disabled{opacity:.55;cursor:wait;}.admin-game-dashboard .ag-live-meta{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin-bottom:12px;color:var(--muted);font-size:10px;}.admin-game-dashboard .ag-live-meta>span:last-child{margin-inline-start:auto;}.admin-game-dashboard .ag-live-dot{width:7px;height:7px;border-radius:50%;background:#22a799;}.admin-game-dashboard[data-stale="true"] .ag-live-dot{background:#c7983d;}.admin-game-dashboard .ag-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:11px;}.admin-game-dashboard .ag-metric{display:grid;align-content:start;gap:7px;padding:16px;border:1px solid color-mix(in srgb,var(--ag-accent) 20%,var(--line));border-radius:17px;background:linear-gradient(135deg,color-mix(in srgb,var(--ag-accent) 7%,var(--card)),var(--card));}.admin-game-dashboard .ag-metric>span{font-size:12px;font-weight:650;}.admin-game-dashboard .ag-metric-label{display:flex;align-items:center;justify-content:space-between;gap:7px;}.admin-game-dashboard .ag-metric-label i{display:grid;place-items:center;width:26px;height:26px;color:var(--ag-accent);background:color-mix(in srgb,var(--ag-accent) 12%,var(--card));border-radius:8px;font-style:normal;}.admin-game-dashboard .ag-metric-label svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}.admin-game-dashboard .ag-metric strong{color:var(--heading);font-size:30px;line-height:1.15;font-variant-numeric:tabular-nums;overflow-wrap:anywhere;}.admin-game-dashboard .ag-metric small{color:var(--muted);font-size:10px;line-height:1.6;}.admin-game-dashboard .ag-connection-note,.admin-game-dashboard .ag-compact-history{margin-top:12px;color:var(--muted);font-size:11px;line-height:1.8;}.admin-game-dashboard .ag-compact-history{display:flex;flex-wrap:wrap;gap:10px 24px;border-top:1px solid var(--line);padding-top:12px;}.admin-game-dashboard .ag-compact-history b{color:var(--heading);font-size:18px;margin-inline:5px;}.admin-game-dashboard .ag-history,.admin-game-dashboard .ag-rooms{margin-top:22px;padding-top:20px;border-top:1px solid var(--line);}.admin-game-dashboard .ag-section-heading{margin-bottom:14px;flex-wrap:wrap;}.admin-game-dashboard .ag-section-heading h3{color:var(--heading);font-size:17px;}.admin-game-dashboard .ag-periods{display:flex;gap:5px;flex-wrap:wrap;padding:4px;background:var(--soft);border-radius:12px;}.admin-game-dashboard .ag-periods a{padding:7px 10px;font-size:10px;border-radius:9px;min-height:34px;display:flex;align-items:center;}.admin-game-dashboard .ag-periods a[aria-current]{color:#fff;background:#a72b40;}.admin-game-dashboard .ag-results-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 18px;margin-top:13px;}.admin-game-dashboard .ag-results-grid>div{display:flex;align-items:baseline;justify-content:space-between;gap:10px;padding:11px 0;border-bottom:1px solid var(--line);}.admin-game-dashboard .ag-results-grid dt{color:var(--muted);font-size:11px;}.admin-game-dashboard .ag-results-grid dd{color:var(--heading);font-size:16px;font-weight:750;white-space:nowrap;font-variant-numeric:tabular-nums;}.admin-game-dashboard .ag-room-list{display:grid;gap:10px;}.admin-game-dashboard .ag-room{border:1px solid var(--line);border-radius:17px;background:color-mix(in srgb,var(--soft) 35%,var(--card));overflow:hidden;}.admin-game-dashboard .ag-room>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;cursor:pointer;list-style:none;}.admin-game-dashboard .ag-room>summary::-webkit-details-marker{display:none;}.admin-game-dashboard .ag-room summary b{display:block;color:var(--heading);font-size:14px;}.admin-game-dashboard .ag-room summary small{display:block;margin-top:4px;color:var(--muted);font-size:10px;letter-spacing:.08em;}.admin-game-dashboard .ag-room-summary-end{display:flex;align-items:center;gap:10px;flex-shrink:0;}.admin-game-dashboard .ag-chip{padding:5px 8px;background:var(--soft);color:var(--muted);border-radius:7px;font-size:10px;}.admin-game-dashboard .ag-chip[data-phase="playing"]{background:color-mix(in srgb,#22a799 13%,var(--card));color:var(--heading);}.admin-game-dashboard .ag-chip[data-phase="countdown"]{background:color-mix(in srgb,var(--ag-accent) 13%,var(--card));color:var(--heading);}.admin-game-dashboard .ag-room-body{padding:0 16px 16px;}.admin-game-dashboard .ag-room-facts{display:flex;flex-wrap:wrap;gap:8px 16px;padding:11px 0;border-top:1px solid var(--line);color:var(--muted);font-size:10px;}.admin-game-dashboard .ag-room-players{display:grid;grid-template-columns:1fr 1fr;gap:10px;}.admin-game-dashboard .ag-room-players>article{padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--card);}.admin-game-dashboard .ag-room-players header,.admin-game-dashboard .ag-room-players footer{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;}.admin-game-dashboard .ag-room-players header b{font-size:13px;overflow-wrap:anywhere;}.admin-game-dashboard .ag-player-status{font-size:9px;color:var(--muted);}.admin-game-dashboard .ag-player-status[data-presence="active"]{color:var(--heading);}.admin-game-dashboard .ag-room-players p{margin-top:5px;color:var(--muted);font-size:10px;}.admin-game-dashboard .ag-room-players progress{display:block;width:100%;height:5px;margin-block:10px;border:0;border-radius:99px;appearance:none;background:var(--soft);}.admin-game-dashboard progress::-webkit-progress-bar{background:var(--soft);border-radius:99px;}.admin-game-dashboard progress::-webkit-progress-value{background:var(--ag-accent);border-radius:99px;}.admin-game-dashboard progress::-moz-progress-bar{background:var(--ag-accent);border-radius:99px;}.admin-game-dashboard .ag-room-players footer{color:var(--muted);font-size:10px;}.admin-game-dashboard .ag-room-players footer b{color:var(--heading);}.admin-game-dashboard .ag-player-empty{display:flex;flex-direction:column;justify-content:center;color:var(--muted);font-size:12px;}.admin-game-dashboard .ag-room-result{margin-top:12px;padding:9px 11px;background:color-mix(in srgb,var(--ag-accent) 7%,var(--card));border-radius:8px;font-size:11px;color:var(--heading);}.admin-game-dashboard .ag-projection-note{margin-top:7px;font-size:10px;color:var(--muted);line-height:1.7;}.admin-game-dashboard .ag-empty{display:grid;justify-items:center;gap:9px;padding:26px 15px;border:1px dashed var(--line);border-radius:17px;text-align:center;}.admin-game-dashboard .ag-empty svg{width:33px;height:33px;color:var(--ag-accent);}.admin-game-dashboard .ag-empty b{font-size:14px;}.admin-game-dashboard .ag-empty p{max-width:520px;font-size:11px;color:var(--muted);line-height:1.8;}.admin-game-dashboard .ag-method{margin-top:16px;border-top:1px solid var(--line);padding-top:10px;font-size:11px;color:var(--muted);}.admin-game-dashboard .ag-method summary{cursor:pointer;min-height:32px;}.admin-game-dashboard .ag-method p{margin-top:8px;line-height:1.9;}.admin-game-dashboard .ag-notice{margin-bottom:12px;padding:10px 12px;border-inline-start:3px solid #c7983d;background:color-mix(in srgb,#c7983d 10%,var(--card));border-radius:8px;font-size:11px;line-height:1.8;}.admin-game-dashboard .ag-refresh-status{min-height:0;font-size:11px;color:var(--muted);line-height:1.7;}.admin-game-dashboard .ag-refresh-status:empty{display:none;}body.admin-bg .admin-game-dashboard.is-compact{margin:0;}@media (max-width:900px){.admin-game-dashboard .ag-metrics{grid-template-columns:1fr 1fr;}.admin-game-dashboard .ag-results-grid{grid-template-columns:1fr 1fr;}}@media (max-width:620px){body.admin-bg .admin-game-dashboard{padding:14px;border-radius:18px;gap:12px;}.admin-game-dashboard .ag-heading{align-items:flex-start;flex-direction:column;gap:10px;}.admin-game-dashboard .ag-heading h2{font-size:21px;}.admin-game-dashboard .ag-tools{width:100%;justify-content:flex-end;}.admin-game-dashboard .ag-metrics{gap:8px;}.admin-game-dashboard .ag-metric{padding:12px;border-radius:13px;}.admin-game-dashboard .ag-metric strong{font-size:25px;}.admin-game-dashboard .ag-metric>span{font-size:11px;}.admin-game-dashboard .ag-metric-label i{display:none;}.admin-game-dashboard .ag-live-meta>span:last-child{margin-inline-start:0;}.admin-game-dashboard .ag-results-grid{grid-template-columns:1fr;}.admin-game-dashboard .ag-room-players{grid-template-columns:1fr;}.admin-game-dashboard .ag-room>summary{padding:12px;}.admin-game-dashboard .ag-room-body{padding:0 12px 12px;}.admin-game-dashboard .ag-room summary b{font-size:12px;}.admin-game-dashboard .ag-room-summary-end{gap:6px;}.admin-game-dashboard .ag-periods{width:100%;}.admin-game-dashboard .ag-periods a{flex:1;justify-content:center;padding-inline:5px;}}}@layer site-footer{.site-footer{--footer-accent:#2166f3;--footer-ink:var(--text,#1d2935);--footer-muted:var(--muted,#536271);position:relative;z-index:2;align-self:end;width:min(760px,calc(100% - 32px));min-width:0;margin:16px auto;color:var(--footer-ink);font-family:"Segoe UI Variable Text","Segoe UI",Tahoma,Arial,sans-serif;font-size:12px;line-height:1.5;box-sizing:border-box;}.site-footer .site-footer__surface{display:flex;align-items:center;justify-content:center;direction:ltr;gap:20px;min-width:0;padding:0;border:0;border-radius:0;background:none;box-shadow:none;box-sizing:border-box;}.site-footer .site-footer__links{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));align-items:center;gap:8px;flex:1 1 auto;min-width:0;}.site-footer .site-footer__links a{display:flex;align-items:center;justify-content:center;min-width:0;min-height:44px;padding:5px 4px;border:0;border-radius:0;background:none;box-shadow:none;color:var(--footer-muted);font-size:12px;font-weight:700;line-height:1.35;text-align:center;white-space:nowrap;text-decoration:none;text-underline-offset:3px;box-sizing:border-box;}.site-footer .site-footer__links a:is(:hover,[aria-current="page"]){text-decoration:underline;text-decoration-thickness:2px;}.site-footer .site-footer__identity{display:flex;align-items:center;justify-content:center;flex:none;min-width:0;}.site-footer .site-footer__brand{display:inline-flex;flex-direction:column;align-items:center;gap:3px;min-width:44px;min-height:44px;color:var(--footer-ink);text-decoration:none;border:0;border-radius:0;background:none;box-shadow:none;}.site-footer .site-footer__mark{display:block;width:49px;height:30px;flex:none;}.site-footer .site-footer__mark .site-brand-mark{position:static;display:block;width:100%;height:100%;margin:0;padding:0;object-fit:contain;border:0;border-radius:0;background:none;box-shadow:none;transform:none;}.site-footer .site-footer__year{color:var(--footer-muted);font-size:11px;line-height:1.5;white-space:nowrap;font-weight:600;letter-spacing:.04em;}.site-footer :is(.site-footer__brand,.site-footer__links a):focus-visible{outline:3px solid var(--footer-accent);outline-offset:4px;}html:not([data-theme="chalk-light"]) .site-footer{--footer-accent:#a6ccff;}.challenge-shell .site-footer{--footer-accent:#a6ccff;--footer-ink:#f4f7fb;--footer-muted:#ccd7e6;margin-block:0 20px;}body.landing-shell .site-footer{margin-block:clamp(48px,6vw,80px) var(--home-card-gap,16px);}@media (min-width:1024px){body.landing-shell .site-footer{width:var(--home-desktop-width,min(1000px,calc(100% - 48px)));}body.landing-shell .site-footer .site-footer__surface{gap:28px;}body.landing-shell .site-footer .site-footer__links a{font-size:13px;}body.landing-shell .site-footer .site-footer__mark{width:55px;height:34px;}}@media (max-width:760px){.site-footer{width:min(440px,calc(100% - 24px));margin-block:12px;}.site-footer .site-footer__surface{gap:10px;}.site-footer .site-footer__links{gap:3px;}.site-footer .site-footer__links a{padding:5px 0;font-size:10.5px;}.site-footer .site-footer__mark{width:42px;height:26px;}}@media (max-width:340px){.site-footer{width:calc(100% - 16px);}.site-footer .site-footer__surface{gap:8px;}.site-footer .site-footer__links{gap:2px;}.site-footer .site-footer__links a{font-size:9.5px;}}}