@font-face{font-family:Vazirmatn;src:url('../vendor/Vazirmatn-Regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:Vazirmatn;src:url('../vendor/Vazirmatn-Bold.woff2') format('woff2');font-weight:700;font-display:swap}
:root{--font:Vazirmatn,Tahoma,Arial,sans-serif;--radius:20px;--radius-sm:12px;--radius-lg:28px;--sidebar-width:248px;--space:24px;--focus:#168979;--danger:#b32639;--danger-bg:#fff0f2;--success:#166957;--success-bg:#e5f5ed;--warning:#775305;--warning-bg:#fff4d9;--shadow:0 12px 40px #142e3c08;--backdrop:#06121c88;--hero-bg:#102f36;--hero-fg:#f1faf7;--hero-muted:#b8d2d1;--hero-line:#a3cebb38;--hero-glow:#9ddcb029;--hero-chip:#c7efce;--hero-chip-fg:#16352d;--selection-bg:#c9ede3;--selection-fg:#113a32;--field-radius:11px;--duration:180ms}
*{box-sizing:border-box}html{color-scheme:light;scroll-behavior:smooth}[data-mode=dark]{color-scheme:dark}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.85 var(--font)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}input,select,textarea{max-width:100%}button{color:inherit}::selection{background:var(--selection-bg);color:var(--selection-fg)}:focus-visible{outline:3px solid var(--focus);outline-offset:4px}h1,h2,h3,p{margin-block:0}h1{font-size:30px;font-weight:800;letter-spacing:-.7px;line-height:1.55}h2{font-size:20px;font-weight:750;line-height:1.6}h3{font-size:18px}strong,b{font-weight:750}.muted{color:var(--muted)}.help{display:block;color:var(--muted);font-size:12px;line-height:1.9;margin-block-start:8px}.icon{width:21px;height:21px;flex-shrink:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.skip-link{position:fixed;inset-block-start:-100px;background:var(--accent);color:var(--accent-fg);padding:10px;z-index:100}.skip-link:focus{inset-block-start:10px}.sidebar{position:fixed;inset-inline-start:0;inset-block:0;width:var(--sidebar-width);padding:32px 22px 22px;background:var(--sidebar-bg);border-inline-end:1px solid var(--border);display:flex;flex-direction:column;z-index:20}.brand{display:flex;align-items:center;gap:12px;font-size:23px;font-weight:800;line-height:1.4}.brand small{display:block;font-size:11px;font-weight:400;color:var(--muted);margin-block-start:5px}.brand-mark{width:45px;height:48px;background:var(--accent);color:var(--accent-fg);display:grid;place-items:center;border-radius:15px 15px 5px 15px;font-size:29px;font-weight:900}.nav-label{font-size:11px;color:var(--muted);margin:42px 14px 14px}.sidebar nav{display:grid;gap:7px}.sidebar nav a,.sidebar nav button{display:flex;gap:13px;align-items:center;width:100%;padding:13px 15px;border:0;border-radius:var(--radius-sm);background:none;text-align:start;color:var(--muted);transition:background var(--duration),color var(--duration)}.sidebar nav a:hover,.sidebar nav button:hover,.sidebar nav a[aria-current=page]{color:var(--accent-text);background:var(--nav-active)}.sidebar nav a[aria-current=page]{font-weight:750}.sidebar-bottom{margin-block-start:auto;padding-block-start:28px}.quiet-note{padding:20px;border:1px solid var(--border);border-radius:var(--radius);font-size:13px;color:var(--muted);background:var(--bg)}.quiet-note strong{color:var(--text)}.logout{display:flex;align-items:center;gap:12px;padding:18px 15px 0;background:none;border:0;color:var(--muted)}.workspace{margin-inline-start:var(--sidebar-width);min-height:100dvh;display:flex;flex-direction:column}.topbar{height:88px;border-block-end:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 40px;gap:15px;background:var(--surface)}.topbar-actions,.topbar-start{display:flex;align-items:center;gap:22px}.eyebrow{font-size:12px;color:var(--muted);font-weight:500}.user-chip{display:flex;gap:10px;align-items:center;font-size:12px;font-weight:700}.user-chip small{display:block;font-size:10px;font-weight:400;color:var(--muted)}.avatar{width:38px;height:38px;object-fit:cover;display:inline-grid;place-items:center;border-radius:13px;background:var(--accent-soft);color:var(--accent-text);font-size:16px;font-weight:700}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm)}.connection{display:flex;align-items:center;gap:7px;font-size:11px;color:var(--muted)}.connection i,.status-dot{display:inline-block;width:7px;height:7px;flex-shrink:0;background:var(--success);border-radius:50%;vertical-align:middle}.connection[data-status=offline] i{background:var(--danger)}.status-dot.danger{background:var(--danger)}.mobile-menu{display:none}.main-content{width:100%;max-width:1560px;margin:0 auto;padding:34px 40px 48px;flex:1}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-block-end:27px}.page-heading p{margin-block-start:5px}.greeting-dot{font-size:10px;color:var(--accent)}.hero{display:flex;justify-content:space-between;position:relative;overflow:hidden;background:var(--hero-bg);color:var(--hero-fg);min-height:258px;padding:34px 38px;border-radius:var(--radius-lg);isolation:isolate}.hero-copy{z-index:1;max-width:58%}.hero .pill{background:var(--hero-chip);color:var(--hero-chip-fg)}.hero h2{font-size:30px;line-height:1.65;margin-block:12px 9px}.hero p{font-size:12px;max-width:440px;color:var(--hero-muted)}.pill{display:inline-flex;align-items:center;border-radius:30px;background:var(--accent-soft);color:var(--accent-text);font-size:11px;font-weight:600;padding:4px 13px}.hero-visual{position:relative;width:37%;min-width:210px;display:grid;place-items:center}.hero-ring{position:absolute;width:230px;height:230px;border:1px solid var(--hero-line);border-radius:50%;transform:rotate(-30deg)}.ring-two{width:300px;height:150px;transform:rotate(32deg);background:radial-gradient(ellipse,var(--hero-glow),transparent 70%)}.matrix-symbol{font-size:105px;font-family:Georgia,serif;font-weight:400;line-height:1;transform:rotate(-12deg);color:var(--hero-chip);text-shadow:0 8px 60px var(--hero-glow)}.floating-label{position:absolute;inset-block-end:8px;inset-inline-start:-10px;padding:8px 17px;border:1px solid var(--hero-line);border-radius:12px;font-size:11px;background:var(--hero-bg);color:var(--hero-muted);transform:rotate(-7deg)}.small-star{position:absolute;font-size:32px;inset-block-start:15px;inset-inline-end:6px;color:var(--hero-chip)}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-block:23px 28px}.stat{display:flex;align-items:center;gap:18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:21px 24px}.stat-icon{display:grid;place-items:center;width:47px;height:47px;border-radius:15px;background:var(--surface-soft);color:var(--accent-text)}.stat strong{display:block;font-size:26px;line-height:1.3}.stat div>span{font-size:11px;color:var(--muted)}.section-heading{display:flex;justify-content:space-between;align-items:center;margin-block-end:18px;gap:15px}.section-heading>.muted{font-size:12px}.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:19px}.course-card{border:1px solid var(--border);background:var(--surface);border-radius:var(--radius);padding:23px;box-shadow:var(--shadow);transition:transform var(--duration),border-color var(--duration)}.course-card:hover{transform:translateY(-3px);border-color:var(--accent)}.course-top{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-block-end:22px}.course-monogram{width:44px;height:46px;border-radius:14px;background:var(--card-marker);color:var(--card-marker-fg);display:grid;place-items:center;font-size:25px}.tag{display:inline-block;font-size:10px;line-height:1.8;color:var(--muted);background:var(--surface-soft);padding:4px 10px;border-radius:7px}.course-title h3{font-size:18px;margin-block-end:4px}.course-card>.muted{font-size:11px}.course-divider{height:1px;background:var(--border);margin-block:20px 15px}.course-metrics{display:flex;gap:10px;justify-content:space-between;color:var(--muted);font-size:10px;margin-block-end:20px}.course-metrics b{font-size:14px;color:var(--text)}.card-actions{display:flex;gap:9px}.card-actions .button{font-size:11px;padding:10px 13px;flex:1}.button{display:inline-flex;gap:9px;justify-content:center;align-items:center;min-height:43px;padding:10px 19px;border:1px solid transparent;border-radius:var(--radius-sm);font-size:12px;font-weight:700;line-height:1.65;transition:filter var(--duration)}.button:hover{filter:brightness(.95)}.primary{background:var(--accent);color:var(--accent-fg)}.subtle{background:var(--surface);color:var(--text);border-color:var(--border)}.button.large{min-height:56px;font-size:16px}.button.wide{width:100%}.button .icon{width:18px;height:18px}.text-link{display:inline-flex;gap:8px;align-items:center;color:var(--accent-text);font-size:12px}.text-link:hover{text-decoration:underline}.text-link .icon{width:16px;height:16px}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}.panel>h2{margin-block-end:16px}.panel>.muted{margin-block-end:20px}.panel.narrow{max-width:640px}.two-columns{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:start}.spaced{margin-block-start:26px}.field{margin-block-end:18px}.field>label{display:block;font-size:12px;font-weight:650;margin-block-end:7px}.field>label span{color:var(--danger)}input:not([type=checkbox]),select,textarea{border:1px solid var(--border);border-radius:var(--field-radius);background:var(--bg);color:var(--text);padding:11px 13px;min-height:44px}.field>input,.field>select,.field>textarea{width:100%}textarea{min-height:110px;resize:vertical}input[type=file]{font-size:11px;padding:10px}input[type=file]::file-selector-button{font:inherit;border:0;border-radius:6px;padding:5px 9px;background:var(--accent-soft);color:var(--accent-text);margin-inline-end:10px}input[type=checkbox]{width:17px;height:17px;accent-color:var(--accent)}.errorlist{color:var(--danger);font-size:12px;padding-inline-start:18px;margin-block:8px}.field-error input{border-color:var(--danger)}.flash-stack{display:grid;gap:10px;margin-block-end:20px}.flash{padding:13px 18px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:13px}.flash.success{background:var(--success-bg);color:var(--success)}.flash.error{background:var(--danger-bg);color:var(--danger)}.flash.info{background:var(--accent-soft);color:var(--accent-text);margin-block-end:20px}.table-wrap{overflow-x:auto;margin-inline:-5px}table{border-collapse:collapse;width:100%;white-space:nowrap;font-size:12px;text-align:start}th{color:var(--muted);background:var(--surface-soft);font-size:11px;font-weight:500;text-align:start}td,th{padding:15px 13px;border-block-end:1px solid var(--border)}tbody tr:last-child td{border-block-end:0}.person-cell{display:flex;align-items:center;gap:10px}.person-cell .avatar{width:32px;height:32px;font-size:14px}.badge{display:inline-flex;align-items:center;gap:6px;font-size:10px;font-weight:500;padding:4px 9px;border-radius:7px}.badge.success{color:var(--success);background:var(--success-bg)}.badge.warning{color:var(--warning);background:var(--warning-bg)}.badge.live{color:var(--accent-text);background:var(--accent-soft)}.small-button{padding:7px 10px;border:1px solid var(--border);background:var(--surface);border-radius:8px;font-size:11px}.danger-text{color:var(--danger)}.table-actions{display:flex;align-items:center;gap:15px;margin-block-start:20px}.inline-form{display:flex;align-items:center;gap:8px}.inline-form select{font-size:11px;min-height:36px;padding:6px 8px}.list-row{display:flex;gap:15px;align-items:center;justify-content:space-between;padding:15px 0;border-block-end:1px solid var(--border);font-size:12px;flex-wrap:wrap}.list-row:last-child{border-block-end:0}.list-row select{font-size:11px;min-height:34px;padding:5px 8px}.meeting-group{margin-block-start:20px}.meeting-group>strong{font-size:12px;color:var(--muted)}.breadcrumb{display:flex;gap:12px;font-size:11px;color:var(--muted);margin-block-end:20px}.breadcrumb a{color:var(--accent-text)}.roll-summary{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px;display:flex;justify-content:space-between;align-items:center;margin-block-end:22px;gap:24px;flex-wrap:wrap}.roll-summary .muted{font-size:11px}.big-number{font-size:38px;line-height:1.4;font-weight:800}.big-number small{font-size:14px;margin-inline-start:10px;color:var(--muted);font-weight:400}.timer-box strong{display:block;font-size:34px;line-height:1.4;font-variant-numeric:tabular-nums;color:var(--accent-text)}.start-panel{margin-inline:auto;padding:35px}.large-icon{display:grid;place-items:center;width:70px;height:70px;border-radius:23px;background:var(--accent-soft);color:var(--accent-text);margin-block-end:20px}.large-icon .icon{width:35px;height:35px}.empty-state{grid-column:1/-1;text-align:center;padding:55px 25px;background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius)}.empty-state p{max-width:500px;margin:10px auto 24px;color:var(--muted);font-size:13px}.empty-icon{display:inline-flex;padding:20px;border-radius:50%;background:var(--accent-soft);color:var(--accent-text);margin-block-end:15px}.empty-state.small{padding:25px 12px;border:0}.empty-cell{text-align:center;padding:36px!important;color:var(--muted)}.approval-alert{display:flex;align-items:center;gap:11px;padding:15px 18px;width:100%;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:var(--radius-sm);font-size:12px;margin-block-end:25px;text-align:start}.approval-alert>span:last-child{margin-inline-start:auto;color:var(--accent-text)}.profile-card{text-align:center}.profile-picture{width:116px;height:116px;border-radius:30px;background:var(--accent-soft);display:grid;place-items:center;margin:0 auto 20px;overflow:hidden}.profile-picture img{width:100%;height:100%;object-fit:cover}.profile-picture>.icon{width:50px;height:50px;color:var(--accent-text)}.profile-card p{margin-block-end:20px}.details{display:grid;grid-template-columns:1fr 2fr;gap:18px;font-size:13px}.details dt{color:var(--muted)}.details dd{margin:0}.page-footer{display:flex;justify-content:space-between;gap:20px;padding:20px 40px;font-size:10px;color:var(--muted);border-block-start:1px solid var(--border)}.modal{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);color:var(--text);width:min(820px,calc(100vw - 30px));max-height:calc(100dvh - 40px);padding:35px;box-shadow:var(--shadow);overflow:auto}.modal::backdrop{background:var(--backdrop);backdrop-filter:blur(5px)}.modal-close{position:absolute;inset-inline-end:15px;inset-block-start:15px;font-size:25px}.modal-heading{margin-block-end:25px}.modal-heading h2{margin-block:8px}.modal-heading p{font-size:12px}.activity-modal{max-width:440px;text-align:center;padding:40px}.attendance-orbit{display:grid;place-items:center;margin:25px auto 20px;width:86px;height:86px;border-radius:50%;background:var(--accent-soft);color:var(--accent-text);outline:1px solid var(--border);outline-offset:8px}.attendance-orbit>.icon{width:40px;height:40px}.activity-clock{font-size:52px;font-weight:800;line-height:1.3;letter-spacing:2px;margin-block-start:25px;font-variant-numeric:tabular-nums;color:var(--accent-text)}.activity-body form{margin-block:25px 17px}.activity-body>.muted{font-size:13px;margin-block-start:8px}.toast{position:fixed;inset-block-end:25px;inset-inline-start:50%;transform:translateX(50%);background:var(--text);color:var(--bg);max-width:min(500px,90vw);padding:14px 22px;border-radius:14px;font-size:13px;z-index:90}.noscript{position:fixed;inset-block-end:0;inset-inline:0;padding:20px;background:var(--danger-bg);color:var(--danger);z-index:100}.guest-shell .workspace{margin:0}.guest-shell .main-content{padding:30px;display:grid;place-items:center}.guest-shell .page-footer{border:0;max-width:1200px;width:100%;margin:auto}.login-layout{display:grid;grid-template-columns:1fr 1fr;max-width:1100px;width:100%;min-height:640px;border:1px solid var(--border);background:var(--surface);border-radius:32px;overflow:hidden;box-shadow:var(--shadow)}.login-story{background:var(--hero-bg);color:var(--hero-fg);position:relative;padding:45px;overflow:hidden;display:flex;align-items:flex-start;flex-direction:column}.login-story .brand{margin-block-end:70px}.login-story .brand-mark{background:var(--hero-chip);color:var(--hero-chip-fg)}.login-story>.pill{background:var(--hero-chip);color:var(--hero-chip-fg)}.login-story h1{font-size:42px;line-height:1.65;margin-block:15px}.login-story p{font-size:14px;color:var(--hero-muted);line-height:2}.story-footer{margin-block-start:auto;padding-block-start:140px;font-size:11px;color:var(--hero-muted)}.orbit-art{position:absolute;inset-inline-end:15px;inset-block-end:30px;width:240px;height:190px;pointer-events:none}.orbit-art span{position:absolute;inset:10px;border:1px solid var(--hero-line);border-radius:50%;transform:rotate(-25deg)}.orbit-art span:nth-child(2){inset:40px -25px;transform:rotate(35deg)}.orbit-art b{position:absolute;font:90px Georgia,serif;inset-inline-start:65px;inset-block-start:45px;color:var(--hero-chip);transform:rotate(-12deg)}.login-panel{display:flex;align-items:center;padding:55px}.login-form{width:100%}.login-form h2{font-size:25px;margin-block:8px}.login-form>.muted{font-size:12px;margin-block-end:30px}.login-help{margin-block-start:26px;padding-block-start:20px;border-block-start:1px solid var(--border);font-size:11px;color:var(--muted)}.error-code{font-size:80px;color:var(--accent-text)}.htmx-request{cursor:progress}
@media(min-width:1600px){.hero{min-height:290px}.hero h2{font-size:36px}}
@media(max-width:1180px){:root{--sidebar-width:215px}.sidebar{padding-inline:17px}.main-content{padding-inline:25px}.topbar{padding-inline:25px}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stats-grid{gap:12px}.stat{padding:18px;gap:12px}.hero{padding:30px}.hero h2{font-size:28px}.topbar-actions{gap:15px}.connection{font-size:10px}}
@media(max-width:850px){:root{--sidebar-width:0px}.sidebar{width:245px;transform:translateX(100%);transition:transform var(--duration)}.sidebar.open{transform:none;box-shadow:0 0 0 100vw var(--backdrop)}.mobile-menu{display:inline-flex}.topbar{height:72px}.topbar-start>.eyebrow{display:none}.main-content{padding:26px 20px}.two-columns{grid-template-columns:1fr}.login-story{padding:30px}.login-panel{padding:30px}.login-layout{min-height:580px}.login-story h1{font-size:34px}.page-footer{padding-inline:20px}.stats-grid{gap:10px}.stat{padding:17px 12px}.stat-icon{width:35px;height:40px}.stat strong{font-size:22px}.hero h2{font-size:27px}}
@media(max-width:580px){body{font-size:13px}h1{font-size:24px}.main-content{padding:22px 16px}.topbar{padding-inline:16px}.topbar-actions{gap:10px}.user-chip>span:last-child{display:none}.connection{font-size:9px}.course-grid{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.stat{padding:13px 10px;display:block}.stat-icon{width:32px;height:32px;margin-block-end:10px}.stat-icon .icon{width:17px;height:17px}.stat div>span{font-size:9px}.stat strong{font-size:23px}.hero{padding:25px;min-height:245px}.hero-copy{max-width:79%}.hero h2{font-size:25px}.hero p{font-size:11px}.hero-visual{min-width:0;width:90px;position:absolute;inset-inline-end:-15px;inset-block:45px;opacity:.35}.hero-ring{width:140px;height:140px}.ring-two{width:180px;height:100px}.matrix-symbol{font-size:80px}.floating-label,.small-star{display:none}.page-heading{gap:12px}.page-heading>.button{font-size:10px;padding:9px 12px}.panel{padding:20px}.section-heading h2{font-size:18px}.approval-alert{flex-wrap:wrap;font-size:11px}.approval-alert>span:last-child{margin-inline-start:18px}.roll-summary{padding:20px;gap:18px}.big-number{font-size:32px}.timer-box strong{font-size:28px}.modal{padding:28px 18px}.activity-modal{padding:35px 25px}.page-footer{font-size:9px;flex-wrap:wrap;padding:15px 16px}.login-layout{grid-template-columns:1fr;border-radius:24px}.login-story{min-height:210px;padding:25px}.login-story .brand{margin-block-end:15px;font-size:20px}.login-story h1{font-size:25px;line-height:1.6;margin-block:8px}.login-story h1 br{display:none}.login-story p,.login-story>.pill,.story-footer,.orbit-art{display:none}.login-panel{padding:30px 25px}.guest-shell .main-content{padding:16px}.login-story{min-height:0}.login-form h2{font-size:22px}.login-layout{min-height:0}.list-row{gap:10px}.course-card{padding:23px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
@media print{.sidebar,.topbar,.page-footer,.button,.small-button,form{display:none!important}.workspace{margin:0}.main-content{padding:0}.panel{border:0;box-shadow:none}.table-wrap{overflow:visible}.hero{display:none}}

.confirm-modal{max-width:500px}.confirm-modal p{margin-block-start:15px}.file-picker{position:relative;display:flex;align-items:center;gap:12px;padding:12px;background:var(--bg);border:1px solid var(--border);border-radius:var(--field-radius);overflow:hidden}.file-picker input[type=file]{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.file-picker span{border-radius:7px;background:var(--accent-soft);color:var(--accent-text);padding:5px 10px;font-size:11px}.file-picker small{color:var(--muted);font-size:10px;max-width:65%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-picker:focus-within{outline:3px solid var(--focus);outline-offset:3px}

/* Quiz and score surfaces use the existing per-theme design tokens. */
:root{--quiz-gap:18px;--quiz-image-radius:14px;--math-font-size:1.12em}
.quiz-question-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:var(--space)}
.question-text{white-space:pre-wrap;overflow-wrap:anywhere;font-size:16px;line-height:2.1;margin-block:18px}
.question-image{display:block;max-width:100%;max-height:70vh;object-fit:contain;border:1px solid var(--border);border-radius:var(--quiz-image-radius);margin-block:16px}
.teacher-options{padding-inline-start:26px}.teacher-options li{padding:8px;border-block-end:1px solid var(--border)}
.teacher-options .badge{margin-inline-start:12px}.quiz-preview{align-self:start;position:sticky;top:20px}.math-example{background:var(--surface-soft);color:var(--text);padding:14px;border-radius:var(--radius-sm);overflow:auto;white-space:pre-wrap}
.katex,.katex-display{direction:ltr;unicode-bidi:isolate;color:inherit}
.question-text .katex,[data-math] .katex{font-size:var(--math-font-size);white-space:nowrap}
.katex-display{overflow-x:auto;overflow-y:hidden;max-width:100%;padding-block:8px}
.katex .katex-mathml{white-space:normal}
/* Mathematical ink follows the theme, including teacher color commands. */
.katex .katex-html,.katex .katex-html *{color:inherit!important}
.katex .katex-html [style*=background]{background-color:transparent!important}
.help code[dir=ltr]{display:inline-block;direction:ltr;unicode-bidi:isolate}
.quiz-activity{text-align:start;padding:10px}.activity-modal:has(.quiz-activity){width:min(760px,calc(100vw - 24px))}
.quiz-activity-top{display:flex;align-items:center;justify-content:space-between;gap:var(--quiz-gap)}.quiz-clock{font-size:28px;font-variant-numeric:tabular-nums;color:var(--accent-text);background:var(--accent-soft);padding:4px 14px;border-radius:var(--radius-sm);direction:ltr}
.quiz-options{border:0;padding:0;margin-block:18px;min-width:0}.quiz-options legend{font-weight:bold;margin-block-end:10px}.quiz-option{display:flex;align-items:start;gap:12px;padding:14px;margin-block:10px;background:var(--surface-soft);color:var(--text);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer}.quiz-option:has(input:checked){background:var(--accent-soft);border-color:var(--accent);color:var(--accent-text)}.quiz-option input{width:20px;height:20px;flex:0 0 20px;margin-block-start:4px;accent-color:var(--accent)}.quiz-option span{min-width:0;overflow-wrap:anywhere}
.quiz-summary-meta{display:grid;gap:5px;color:var(--muted)}.answer-review{padding:18px;background:var(--surface-soft);color:var(--text);border-radius:var(--radius-sm)}.plain-answer{white-space:pre-wrap;overflow-wrap:anywhere}.score-list{display:grid;gap:16px}.score-card{display:grid;grid-template-columns:1fr auto;gap:16px;border:1px solid var(--border);background:var(--surface-soft);padding:20px;border-radius:var(--radius)}.score-card h3{margin:6px 0 10px}.score-value{display:flex;flex-direction:column;justify-content:center;align-items:center;min-width:76px;color:var(--accent-text)}.score-value strong{font-size:30px;line-height:1.5}.score-value small{color:var(--muted)}.score-feedback{grid-column:1/-1;border-block-start:1px solid var(--border);padding-block-start:12px;margin:0;white-space:pre-wrap;overflow-wrap:anywhere}
@media(max-width:680px){.quiz-preview{position:static}.quiz-activity{padding:0}.quiz-clock{font-size:23px}.score-card{padding:15px}.quiz-question-grid{grid-template-columns:1fr}.quiz-summary-meta{font-size:12px}}
.card-actions{flex-wrap:wrap}.card-actions .button{flex:1 1 120px}
[data-math] [mathcolor],.question-text [mathcolor]{color:inherit!important}
[data-math] [mathbackground],.question-text [mathbackground]{background-color:transparent!important}

/* Teacher workspace: shared tokens; compact cards and touch-friendly dialogs. */
:root{--teacher-card-gap:20px;--teacher-card-padding:24px;--roll-padding:26px;--roll-width:1080px;--roll-row-padding:12px;--touch-size:44px;--roll-list-height:48dvh}
[hidden]{display:none!important}.workspace,.main-content,.panel,.two-columns>*{min-width:0}.page-heading,.section-heading,.breadcrumb,.table-actions{flex-wrap:wrap}.page-heading h1,.course-title h3,.breadcrumb{overflow-wrap:anywhere}.sidebar{overflow-y:auto;overscroll-behavior:contain}.sidebar-close{position:absolute;inset-block-start:14px;inset-inline-end:12px}.menu-backdrop{position:fixed;inset:0;z-index:19;border:0;background:var(--backdrop)}
.teacher-course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--teacher-card-gap)}
.teacher-course-card{display:flex;flex-direction:column;min-width:0;padding:var(--teacher-card-padding);background:var(--surface);border:1px solid var(--border);border-block-start:3px solid var(--accent);border-radius:var(--radius);box-shadow:var(--shadow)}
.teacher-course-title{display:block;width:fit-content;max-width:100%;color:var(--text)}.teacher-course-title:hover{color:var(--accent-text)}.teacher-course-title h3{font-size:19px;line-height:1.8;overflow-wrap:anywhere}
.teacher-course-count{display:flex;align-items:baseline;gap:9px;margin-block:14px 24px;color:var(--muted)}.teacher-course-count strong{font-size:34px;line-height:1.2;font-weight:700;color:var(--text)}
.teacher-course-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-block-start:auto}.teacher-course-actions .button{padding-inline:8px;min-height:var(--touch-size);font-size:12px}
.roster-picker{max-width:900px}.roster-link strong{font-size:16px}.roster-import{margin-inline:auto}.roster-import .button{min-height:var(--touch-size)}
.roll-modal{width:min(540px,calc(100vw - 40px));max-height:calc(100vh - 40px);max-height:calc(100dvh - 40px);padding:0;overflow:hidden;border-radius:var(--radius-lg);overscroll-behavior:contain}
.roll-modal[open]{display:flex;flex-direction:column}.roll-modal.is-monitor{width:min(var(--roll-width),calc(100vw - 40px))}.roll-modal .modal-close{z-index:2;min-width:var(--touch-size);min-height:var(--touch-size);inset-inline-end:14px;inset-block-start:14px}
#roll-modal-content{min-height:0;padding:var(--roll-padding);overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable}.roll-dialog-heading{padding-inline-end:46px;margin-block-end:20px}.roll-dialog-heading h2{font-size:22px;line-height:1.7;overflow-wrap:anywhere}.roll-dialog-heading p{font-size:12px;margin-block-start:5px}.roll-dialog-heading h2:focus{outline:none}
.roll-metrics{display:flex;justify-content:space-between;gap:16px;padding:18px 22px;margin-block-end:18px;border-radius:var(--radius-sm);background:var(--surface-soft);border:1px solid var(--border)}.roll-metrics .muted{font-size:12px}.roll-metrics p strong{font-size:32px;color:var(--text);line-height:1.35}.roll-metrics p span{font-size:13px;color:var(--muted)}.roll-countdown{text-align:end}.roll-countdown strong{display:block;direction:ltr;unicode-bidi:isolate;font-size:30px;font-variant-numeric:tabular-nums;line-height:1.4;color:var(--accent-text)}
.roll-table-scroll{max-height:var(--roll-list-height);overflow:auto;overscroll-behavior:contain;border:1px solid var(--border);border-radius:var(--radius-sm)}.roll-table{white-space:normal;table-layout:fixed}.roll-table th{position:sticky;top:0;z-index:1;background:var(--surface-soft)}.roll-table td,.roll-table th{padding:var(--roll-row-padding);font-size:12px;overflow-wrap:anywhere}.roll-table th:first-child{width:25%}.roll-table th:last-child{width:22%}.roll-table td:last-child{min-width:130px}.roll-table bdi{font-variant-numeric:tabular-nums}.roll-correction select{width:100%;min-height:var(--touch-size);padding:8px 10px;font-size:12px}.roll-table .badge{white-space:nowrap}
.roll-dialog-footer{padding-block-start:16px}.roll-hint{font-size:12px;color:var(--muted);margin-block-end:14px;line-height:1.9}.roll-actions{display:flex;align-items:center;gap:12px;justify-content:space-between;flex-wrap:wrap}.roll-actions .button{min-height:var(--touch-size)}.roll-actions form{margin:0}.danger-button{background:var(--danger-bg);color:var(--danger);border:1px solid var(--danger)}
.roll-notice,.roll-error{padding:11px 14px;border-radius:var(--radius-sm);font-size:12px;margin-block-end:14px}.roll-notice{background:var(--success-bg);color:var(--success)}.roll-error{background:var(--danger-bg);color:var(--danger)}#roll-request-error{margin:65px var(--roll-padding) 0}
.roll-complete{text-align:center;padding-block:18px}.roll-complete .roll-dialog-heading{padding-inline:0}.roll-result-icon{display:grid;place-items:center;margin:0 auto 22px;width:64px;height:64px;border-radius:50%;font-size:32px;background:var(--accent-soft);color:var(--accent-text)}.roll-complete .roll-hint{margin-block-end:24px}.roll-setup .field input{font-variant-numeric:tabular-nums;font-size:22px;max-width:170px;text-align:center;min-height:58px}.roll-setup .roll-actions{margin-block-start:22px}.roll-setup .roll-actions>.primary{flex:1}
@media(max-width:1180px){:root{--teacher-card-gap:16px;--teacher-card-padding:21px}.teacher-course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:851px){.menu-backdrop{display:none}}
@media(max-width:850px){:root{--roll-padding:22px;--roll-row-padding:10px}.sidebar.open{box-shadow:var(--shadow)}.teacher-course-title h3{font-size:18px}.roll-dialog-heading h2{font-size:20px}}
@media(max-width:640px){:root{--teacher-card-gap:14px;--teacher-card-padding:20px;--roll-padding:18px;--roll-list-height:43dvh}.teacher-course-grid{grid-template-columns:1fr}.teacher-course-count{margin-block:12px 20px}.teacher-course-actions{gap:10px}.roll-modal,.roll-modal.is-monitor{width:calc(100vw - 16px);max-height:calc(100vh - 16px);max-height:calc(100dvh - 16px);border-radius:var(--radius)}#roll-modal-content{padding-block-end:max(var(--roll-padding),env(safe-area-inset-bottom));scrollbar-gutter:auto}.roll-dialog-heading{margin-block-end:16px}.roll-dialog-heading h2{font-size:19px}.roll-metrics{padding:14px;gap:10px}.roll-metrics p strong{font-size:28px}.roll-countdown strong{font-size:27px}.roll-table-scroll{border:0;border-radius:0}.roll-table,.roll-table tbody,.roll-table tr,.roll-table td{display:block;width:100%}.roll-table thead{position:absolute;width:1px;height:1px;clip:rect(0,0,0,0);overflow:hidden}.roll-table tr{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:15px;border:1px solid var(--border);border-radius:var(--radius-sm);margin-block-end:10px;background:var(--surface)}.roll-table td{padding:0;border:0;min-width:0;font-size:13px}.roll-table td::before{content:attr(data-label);display:block;font-size:10px;line-height:1.6;color:var(--muted);margin-block-end:6px}.roll-table .roll-correction{grid-column:1/-1}.roll-table .roll-student strong{font-size:14px}.roll-table .roll-correction select{font-size:16px;min-height:var(--touch-size)}.roll-dialog-footer .roll-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.roll-actions .button{width:100%;padding-inline:10px}.roll-hint{font-size:11px}.roll-setup .roll-actions{display:grid;grid-template-columns:2fr 1fr}.roll-setup .field input{max-width:100%;width:100%}.field input:not([type=checkbox]),.field select,.field textarea{font-size:16px}.roster-link{align-items:start;gap:10px}.roster-link>.text-link{margin-block:4px}.icon-button,.small-button{min-height:var(--touch-size);min-width:var(--touch-size)}}
@media(max-width:360px){:root{--roll-padding:14px;--teacher-card-padding:17px}.main-content{padding-inline:12px}.topbar{padding-inline:12px;gap:8px}.topbar-actions{gap:8px}.connection span{max-width:80px}.teacher-course-actions .button{font-size:11px;gap:5px}.roll-metrics .muted{font-size:10px}.roll-table tr{padding:12px;gap:10px}.roll-dialog-footer .roll-actions{grid-template-columns:1fr}}
@media(max-height:550px) and (orientation:landscape){:root{--roll-list-height:38dvh}.roll-dialog-heading{margin-block-end:10px}.roll-metrics{padding:10px;margin-block-end:10px}}
/* Keep the page behind the dialog still, and override the browser's dialog
   max-width so the intended phone gutters are respected. */
html:has(#roll-modal[open]){overflow:hidden}
.roll-modal{max-width:calc(100% - 16px)}
@media(max-width:360px) and (max-height:650px){:root{--roll-list-height:29dvh}}