@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Sans+Arabic:wght@400;500;600;700&display=swap");:root{--surface:#f8f9ff;--surface-low:#eff4ff;--surface-container:#e5eeff;--surface-high:#dce9ff;--surface-highest:#d3e2fb;--ink:#0b1c30;--muted:#3e4947;--outline:#6e7977;--outline-soft:#bdc9c6;--primary:#005c55;--primary-container:#0f766e;--primary-fixed:#9cf2e8;--blue:#006398;--blue-soft:#d7efff;--amber:#d97706;--amber-soft:#fffbeb;--rose:#e11d48;--rose-soft:#fff1f2;--green:#059669;--green-soft:#ecfdf5;--shadow:0 12px 32px rgba(11,28,48,.08)}*{box-sizing:border-box}body,html{background:var(--surface)}body{margin:0;color:var(--ink);font-family:Inter,Noto Sans Arabic,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.app-frame,.shell{min-height:100vh}.app-frame{display:grid;grid-template-columns:240px minmax(0,1fr)}.sidebar{display:flex;flex-direction:column;gap:28px;padding:28px 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transparent;border-radius:10px;font-weight:700;transition:transform .15s ease,background .15s ease}.button:hover{transform:translateY(-1px)}.button-primary{color:#fff;background:var(--primary)}.button-primary:hover{background:var(--primary-container)}.button-quiet{color:var(--primary);border-color:var(--outline-soft);background:transparent}.button-quiet:hover{background:var(--surface-container)}.button-danger{color:var(--rose);background:var(--rose-soft)}.icon-button{display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--outline-soft);border-radius:10px;color:var(--muted);background:transparent}.panel{border:1px solid var(--outline-soft);border-radius:16px;background:#fff;box-shadow:var(--shadow)}.panel-flat{box-shadow:none;background:var(--surface-low)}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:14px;gap:14px}.stat-card{padding:20px}.stat-card .stat-label{color:var(--muted);font-size:13px}.stat-card 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var(--outline-soft);border-radius:9px;background:#fff;outline-color:var(--primary)}.exam-runner{width:min(820px,100%)}.runner-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px}.runner-progress{flex:1 1}.timer{display:inline-flex;align-items:center;gap:7px;padding:10px 12px;border-radius:9px;color:var(--primary);background:var(--primary-fixed);font-size:13px;font-weight:700}.question-card{padding:clamp(22px,5vw,40px)}.question-number{color:var(--primary);font-size:12px;font-weight:700}.question-prompt{margin:12px 0 24px;font-size:clamp(21px,3vw,28px);line-height:1.35;letter-spacing:-.03em}.options{display:grid;grid-gap:10px;gap:10px}.option{display:flex;align-items:center;gap:12px;min-height:56px;padding:12px 14px;border:1px solid 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var(--book-ink);border-radius:7px;color:var(--book-ink);background:var(--book-panel);box-shadow:var(--book-shadow)}.student-resource-icon{display:grid;place-items:center;width:44px;height:44px;border:2px solid var(--book-ink);border-radius:5px;color:var(--book-primary-deep);background:var(--book-soft)}.student-resource-copy{min-width:0}.student-resource-unit{color:var(--book-muted);font-size:12px;font-weight:800}.student-resource-copy h2{margin:3px 0 4px;color:var(--book-ink);font-size:17px;font-weight:900;line-height:1.5;overflow-wrap:anywhere}.student-resource-copy>p{margin:0;color:var(--book-muted);font-size:12px;line-height:1.6;overflow-wrap:anywhere}.student-resource-copy 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.student-resource-body,html[data-grade-theme][data-app-mode=dark] .student-resource-copy h2{color:var(--book-ink)}html[data-grade-theme][data-app-mode=dark] .student-resource-copy>p,html[data-grade-theme][data-app-mode=dark] .student-resource-unit{color:var(--book-muted)}.student-test-list{display:grid;grid-gap:11px;gap:11px}.student-test-list-card{display:flex;align-items:center;gap:13px;padding:14px;border:1px solid #e2e7f0;border-radius:17px;background:#fff}.list-card-symbol{display:grid;place-items:center;flex:0 0 42px;width:42px;height:42px;border-radius:13px;color:var(--book-primary);background:var(--book-soft)}.list-completed .list-card-symbol{color:#168457;background:#edf8f1}.list-card-main{min-width:0;flex:1 1}.list-card-main h2{overflow:hidden;margin:4px 0 7px;font-size:15px;line-height:1.5;text-overflow:ellipsis;text-align:left}.list-card-main .student-card-status{font-size:11px}.list-card-main 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minmax(46px,auto) minmax(105px,1fr);gap:6px}.exam-controls-compact button{min-width:0;min-height:44px;gap:5px;padding-inline:8px;border-radius:11px;font-size:12px}.exam-footer-hint,.exam-page-count{font-size:10px}.results-content{padding-top:20px}.results-title{gap:5px;margin-bottom:16px}.results-title h1{font-size:18px}.score-summary{grid-template-columns:81px minmax(0,1fr);gap:12px;padding:16px 12px}.score-number{-webkit-padding-end:10px;padding-inline-end:10px}.score-number strong{font-size:26px}.score-statuses{gap:8px 10px}.score-statuses span{font-size:10px}.review-question-heading{grid-template-columns:26px minmax(0,1fr);gap:7px}.review-question-heading h3{font-size:13px}.review-state{grid-column:2;font-size:11px}.review-answer-grid{grid-template-columns:1fr}.review-answer-grid,.review-grammar{-webkit-margin-start:33px;margin-inline-start:33px}.results-actions{display:grid;grid-gap:0;gap:0}.auth-canvas{padding:13px 15px 35px}.auth-canvas .auth-brand{margin-bottom:18px}.auth-columns{display:block}.student-auth .auth-card{padding:20px 16px;border-radius:17px}.auth-welcome{display:none}}:root,:root[data-grade-theme=purple]{--book-ink:#291f34;--book-primary:#56336f;--book-primary-deep:#3c254f;--book-accent:#d4a750;--book-soft:#f2e6c7;--book-soft-strong:#e8d6ac;--book-paper:#fbf6e9;--book-panel:#fffdf7;--book-muted:#655867;--book-line:#382b3d;--book-line-soft:#b3a4b3;--book-shadow:0 14px 30px rgba(36,22,47,.16)}:root[data-grade-theme=orange]{--book-ink:#30262a;--book-primary:#973f25;--book-primary-deep:#742b1d;--book-accent:#d87540;--book-soft:#f8e2cf;--book-soft-strong:#f1d1b5;--book-paper:#fbf2e3;--book-panel:#fffcf7;--book-muted:#665348;--book-line:#35272a;--book-line-soft:#ba9b89;--book-shadow:0 14px 30px rgba(63,34,27,.16)}html[data-grade-theme] .student-app,html[data-grade-theme] .student-auth{--primary:var(--book-primary);--primary-container:var(--book-primary-deep);--primary-fixed:var(--book-soft);--surface:var(--book-paper);--surface-low:var(--book-soft);--ink:var(--book-ink);--muted:var(--book-muted);--outline:var(--book-line);--outline-soft:var(--book-line-soft);color:var(--book-ink);background:var(--book-paper);color-scheme:light}html[data-grade-theme][data-app-mode=dark] .student-app,html[data-grade-theme][data-app-mode=dark] .student-auth{--book-paper:#211d25;--book-panel:#2b2630;--book-soft:#352d39;--book-soft-strong:#453846;--book-ink:#f6eee7;--book-muted:#e0d4cb;--book-line:#e3cebb;--book-line-soft:#95838f;--book-danger:#ff9b8f;--book-warning:#ffd27f;--book-success:#79dfb1;--book-link:#e5b8f5;--book-shadow:0 14px 30px rgba(0,0,0,.36);color:var(--book-ink);color-scheme:dark;background:var(--book-paper)}html[data-grade-theme=purple][data-app-mode=dark] .student-app,html[data-grade-theme=purple][data-app-mode=dark] .student-auth{--book-soft:#302b3a;--book-panel:#282430}html[data-grade-theme=orange][data-app-mode=dark] .student-app,html[data-grade-theme=orange][data-app-mode=dark] .student-auth{--book-soft:#3a2d2b;--book-panel:#2d2527;--book-link:#ffb28f}html[data-grade-theme][data-app-mode=dark] .student-bottom-nav{border-color:var(--book-line-soft);background:rgba(43,38,48,.96)}html[data-grade-theme][data-app-mode=dark] .student-bottom-nav a{color:#e3d5ca}html[data-grade-theme][data-app-mode=dark] .student-bottom-nav a.active{color:#fff;background:var(--book-primary)}html[data-grade-theme][data-app-mode=dark] .course-video-card,html[data-grade-theme][data-app-mode=dark] .mistake-group,html[data-grade-theme][data-app-mode=dark] .reading-passage,html[data-grade-theme][data-app-mode=dark] .student-empty-state,html[data-grade-theme][data-app-mode=dark] .student-mistake-card,html[data-grade-theme][data-app-mode=dark] .student-question-card,html[data-grade-theme][data-app-mode=dark] 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.student-auth-welcome{display:grid;grid-template-columns:minmax(0,1fr) 134px;grid-template-areas:"orbit art" "title art" "copy art" "list list";align-items:center;grid-gap:7px 18px;gap:7px 18px;max-width:460px;padding:25px;border:2px solid var(--book-ink);border-radius:7px;color:var(--book-paper);background:var(--book-primary-deep);box-shadow:var(--book-shadow)}html[data-grade-theme] .student-auth-welcome .auth-orbit{grid-area:orbit;width:55px;height:55px;margin:0 0 5px;background:var(--book-soft)}html[data-grade-theme] .student-auth-welcome .auth-orbit span{color:var(--book-ink);background:var(--book-accent)}html[data-grade-theme] .student-auth-welcome h2{grid-area:title;color:#fff;font-size:27px;font-weight:900;line-height:1.4}html[data-grade-theme] .student-auth-welcome>p:not(.student-kicker){grid-area:copy;color:var(--book-paper);font-size:14px;line-height:1.8}html[data-grade-theme] .student-auth-book-art{grid-area:art;align-self:center;width:134px}html[data-grade-theme] 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.student-auth .student-brand-mark{width:50px;height:50px;flex-basis:50px;border-radius:8px}html[data-grade-theme] .student-auth .student-brand strong{font-size:17px}html[data-grade-theme] .student-auth .student-brand small{font-size:11px}html[data-grade-theme] .student-auth .auth-card{max-width:560px;padding:28px clamp(20px,5vw,36px);border-radius:12px}html[data-grade-theme] .student-auth .auth-intro h1{font-size:clamp(27px,6vw,32px);line-height:1.35}html[data-grade-theme] .student-auth .auth-intro p:last-child{margin-top:8px;font-size:15px;line-height:1.65}html[data-grade-theme] .student-auth .auth-tabs{gap:6px;margin:20px 0;padding:5px}html[data-grade-theme] .student-auth .auth-tabs button{min-height:50px;padding:10px 12px;font-size:15px}html[data-grade-theme] .student-auth .auth-card .form-panel{gap:16px}html[data-grade-theme] .student-auth .auth-card .field{gap:7px}html[data-grade-theme] .student-auth .auth-card .field label{font-size:14px}html[data-grade-theme] .student-auth .auth-card .field input,html[data-grade-theme] .student-auth .auth-card .field select{min-height:54px;padding-inline:14px;border-radius:7px;font-size:16px}html[data-grade-theme] .student-auth .student-auth-submit{min-height:54px;margin-top:4px;font-size:16px}html[data-grade-theme] .student-auth .student-demo-note{margin-top:14px;font-size:12px}html[data-grade-theme] .auth-canvas .teacher-contact-strip{margin-top:18px}@media (max-width:480px){html[data-grade-theme] .auth-page.student-auth{padding:20px 14px 28px}html[data-grade-theme] .auth-canvas .auth-brand{margin-bottom:20px}html[data-grade-theme] .student-auth .auth-card{padding:22px 19px}}html[data-grade-theme][data-app-mode=dark] .student-auth .auth-card .field input,html[data-grade-theme][data-app-mode=dark] .student-auth .auth-card .field select,html[data-grade-theme][data-app-mode=dark] .student-auth .auth-card .field-with-icon{border-color:var(--book-line-soft);color:var(--book-ink);background-color:var(--book-soft)}html[data-grade-theme][data-app-mode=dark] .student-auth .auth-card .field input::placeholder{color:var(--book-muted);opacity:1}html[data-grade-theme][data-app-mode=dark] .student-auth .auth-card .field select{color-scheme:dark}