:root{color:#17191f;font-synthesis:none;text-rendering:optimizelegibility;background:#f7f8fb;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}html,body,#root{width:100%;min-width:320px;min-height:100%;margin:0;padding:0}body{min-height:100vh}button,input,textarea{font:inherit}*{box-sizing:border-box}body{color:#17191f;background:#f7f8fb;margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button{font:inherit}.app{min-height:100vh}.topbar{background:#fff;border-bottom:1px solid #e9ebf0;justify-content:space-between;align-items:center;padding:28px 7%;display:flex}.topbar h1{letter-spacing:-.8px;margin:0;font-size:28px}.topbar p{color:#777d89;margin:5px 0 0;font-size:14px}.primary-button{color:#fff;cursor:pointer;background:#17191f;border:0;border-radius:12px;padding:12px 18px}.content{width:min(1180px,86%);margin:0 auto;padding:70px 0}.hero{max-width:720px;margin-bottom:70px}.eyebrow{letter-spacing:1.6px;color:#7d8490;margin:0 0 12px;font-size:12px;font-weight:700}.hero h2{letter-spacing:-2.5px;margin:0;font-size:clamp(38px,6vw,68px);line-height:1.02}.hero-text{color:#666d78;max-width:620px;margin-top:24px;font-size:18px;line-height:1.65}.lectures-section{margin-top:40px}.section-heading{justify-content:space-between;align-items:end;margin-bottom:24px;display:flex}.section-heading h3{margin:0;font-size:28px}.section-heading span{color:#8b919b;font-size:14px}.lecture-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;display:grid}.lecture-card,.empty-card{background:#fff;border:1px solid #e5e7ec;border-radius:18px;min-height:220px;padding:24px}.course-badge{background:#eff1f5;border-radius:999px;padding:7px 10px;font-size:12px;font-weight:700;display:inline-block}.lecture-card h4,.empty-card h4{margin:28px 0 10px;font-size:21px;line-height:1.25}.lecture-card p,.empty-card p{color:#777d89;line-height:1.5}.secondary-button{cursor:pointer;background:#fff;border:1px solid #dfe2e8;border-radius:10px;margin-top:16px;padding:10px 14px}@media (width<=700px){.topbar{padding:22px 6%}.content{width:88%;padding-top:46px}.primary-button{padding:10px 13px}.hero{margin-bottom:50px}.section-heading{align-items:start;gap:20px}}.new-lecture-panel{background:#fff;border:1px solid #e5e7ec;border-radius:18px;margin-bottom:50px;padding:26px}.panel-heading{justify-content:space-between;align-items:start;gap:20px;display:flex}.panel-heading h3{margin:0;font-size:26px}.close-button{cursor:pointer;color:#777d89;background:0 0;border:0;font-size:28px}.lecture-form{gap:18px;margin-top:24px;display:grid}.lecture-form label{gap:8px;font-size:14px;font-weight:600;display:grid}.lecture-form input{border:1px solid #dfe2e8;border-radius:10px;outline:none;width:100%;padding:13px 14px;font-size:15px}.lecture-form input:focus{border-color:#17191f}.lecture-form .primary-button{width:fit-content}.primary-button:disabled{opacity:.6;cursor:not-allowed}.lecture-detail{padding-top:45px}.lecture-title-section{margin-bottom:34px}.lecture-title-section h2{letter-spacing:-1.8px;margin:15px 0 0;font-size:clamp(34px,5vw,54px)}.lecture-workspace{grid-template-columns:1fr 1fr;gap:22px;display:grid}.workspace-panel{background:#fff;border:1px solid #e5e7ec;border-radius:18px;padding:24px}.workspace-heading{margin-bottom:20px}.workspace-heading h3{margin:0;font-size:24px}.notes-heading{justify-content:space-between;align-items:start;gap:20px;display:flex}.transcript-editor{resize:vertical;border:1px solid #dfe2e8;border-radius:12px;outline:none;width:100%;min-height:430px;margin-bottom:16px;padding:16px;font-family:inherit;font-size:15px;line-height:1.65}.transcript-editor:focus{border-color:#17191f}.notes-content{white-space:pre-wrap;word-wrap:break-word;background:#f7f8fb;border-radius:12px;min-height:430px;margin:0;padding:18px;font-family:inherit;font-size:15px;line-height:1.7}.notes-empty{text-align:center;background:#f7f8fb;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;min-height:430px;padding:30px;display:flex}.notes-empty h4{margin:0 0 8px}.notes-empty p{color:#777d89;max-width:300px;margin:0;line-height:1.5}@media (width<=900px){.lecture-workspace{grid-template-columns:1fr}.notes-heading{flex-direction:column}}.recording-panel{background:#fff;border:1px solid #e5e7ec;border-radius:18px;justify-content:space-between;align-items:center;gap:24px;margin-bottom:18px;padding:22px 24px;display:flex}.recording-panel h3{margin:0;font-size:20px}.stop-button{color:#fff;cursor:pointer;background:#b42318;border:0;border-radius:12px;padding:12px 18px}.live-transcript{background:#fff;border:1px solid #e5e7ec;border-radius:18px;margin-bottom:22px;padding:22px 24px}.live-transcript p:last-child{margin:0;font-size:20px;line-height:1.6}@media (width<=700px){.recording-panel{flex-direction:column;align-items:stretch}.recording-panel button{width:100%}}.live-translation{border-top:1px solid #e5e7ec;margin-top:20px;padding-top:18px}.live-translation p:last-child{color:#4b5563;margin:0;font-size:18px;line-height:1.7}.saved-translation{border-top:1px solid #e5e7ec;margin-top:28px;padding-top:24px}.translation-content{white-space:pre-wrap;color:#374151;background:#f7f8fb;border-radius:12px;min-height:120px;padding:16px;font-size:15px;line-height:1.8}.subtitle-feed{background:#fff;border:1px solid #e5e7ec;border-radius:18px;margin-bottom:24px;padding:26px}.subtitle-feed-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px;display:flex}.subtitle-feed-heading h3{margin:0;font-size:24px}.live-indicator{letter-spacing:.8px;font-size:12px;font-weight:700}.subtitle-list{gap:0;display:grid}.subtitle-segment{border-top:1px solid #e8eaee;padding:20px 0}.subtitle-segment:first-child{border-top:0;padding-top:0}.subtitle-time{color:#8a909b;margin-bottom:8px;font-size:12px;font-weight:700}.subtitle-english{color:#17191f;margin:0;font-size:18px;line-height:1.55}.subtitle-chinese{color:#626975;margin:8px 0 0;font-size:16px;line-height:1.7}.subtitle-current{opacity:.72}.subtitle-empty{text-align:center;color:#8a909b;padding:35px 0}.live-transcript{display:none}@media (width<=700px){.subtitle-feed{padding:20px}.subtitle-feed-heading{align-items:flex-start}.subtitle-english{font-size:16px}.subtitle-chinese{font-size:15px}}.markdown-notes{white-space:normal;background:#f7f8fb;border-radius:14px;min-height:430px;padding:26px;font-family:inherit}.markdown-notes h1{letter-spacing:-.5px;border-bottom:1px solid #e1e4e9;margin:34px 0 14px;padding-bottom:10px;font-size:24px}.markdown-notes h1:first-child{margin-top:0}.markdown-notes h2{margin:28px 0 12px;font-size:20px}.markdown-notes h3{margin:22px 0 10px;font-size:17px}.markdown-notes p{color:#3f4650;margin:0 0 14px;font-size:15px;line-height:1.75}.markdown-notes ul,.markdown-notes ol{margin:10px 0 18px;padding-left:24px}.markdown-notes li{color:#3f4650;margin-bottom:9px;line-height:1.65}.markdown-notes strong{color:#17191f;font-weight:700}.markdown-notes code{background:#e9ecf1;border-radius:6px;padding:2px 6px;font-size:.9em}.chat-panel{background:#fff;border:1px solid #e5e7ec;border-radius:18px;margin-top:24px;padding:26px}.chat-heading{justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:24px;display:flex}.chat-heading h3{margin:0;font-size:24px}.chat-context-label{color:#6b7280;background:#f0f2f5;border-radius:999px;padding:7px 10px;font-size:12px}.chat-messages{background:#f7f8fb;border-radius:14px;gap:18px;min-height:220px;max-height:620px;padding:20px;display:grid;overflow-y:auto}.chat-empty{text-align:center;padding:32px 16px}.chat-empty h4{margin:0 0 8px;font-size:20px}.chat-empty p{color:#747b86;max-width:500px;margin:0 auto;line-height:1.6}.chat-suggestions{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:22px;display:flex}.chat-suggestions button{cursor:pointer;background:#fff;border:1px solid #dfe2e8;border-radius:999px;padding:9px 13px}.chat-message{flex-direction:column;gap:6px;display:flex}.chat-message-user{align-items:flex-end}.chat-message-ai{align-items:flex-start}.chat-role{color:#8a909b;text-transform:uppercase;letter-spacing:.8px;padding:0 4px;font-size:11px;font-weight:700}.chat-bubble{border-radius:14px;max-width:78%;padding:13px 15px;line-height:1.65}.chat-message-user .chat-bubble{color:#fff;background:#17191f}.chat-message-ai .chat-bubble{color:#303640;background:#fff;border:1px solid #e2e5ea}.chat-bubble p{margin:0 0 10px}.chat-bubble p:last-child{margin-bottom:0}.chat-bubble ul,.chat-bubble ol{margin:8px 0;padding-left:20px}.chat-thinking{color:#7b818c}.chat-input-row{gap:12px;margin-top:16px;display:flex}.chat-input-row textarea{resize:none;border:1px solid #dfe2e8;border-radius:12px;outline:none;flex:1;padding:13px 14px;font-family:inherit;font-size:15px;line-height:1.5}.chat-input-row textarea:focus{border-color:#17191f}.chat-input-row button{align-self:stretch}@media (width<=700px){.chat-heading{flex-direction:column}.chat-bubble{max-width:92%}.chat-input-row{flex-direction:column}}:root{--classly-ink:#0b1f44;--classly-text:#182033;--classly-muted:#778197;--classly-blue:#3b82f6;--classly-blue-soft:#dbe8ff;--classly-blue-pale:#f1f6ff;--classly-background:#f8f8f5;--classly-surface:#fff;--classly-surface-soft:#f5f6f8;--classly-border:#e6e8ed;--classly-red:#ee4f57;--classly-green:#34a86f;--classly-radius-sm:10px;--classly-radius-md:16px;--classly-radius-lg:22px;--classly-shadow:0 1px 2px #0b1f4408, 0 8px 30px #0b1f440b}body{background:var(--classly-background);color:var(--classly-text);margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.app-shell{background:var(--classly-background);grid-template-columns:238px minmax(0,1fr);min-height:100vh;display:grid}.app-sidebar{box-sizing:border-box;border-right:1px solid var(--classly-border);background:linear-gradient(#ffffffeb,#fafaf8fa);flex-direction:column;height:100vh;padding:28px 18px 20px;display:flex;position:sticky;top:0}.sidebar-brand{align-items:center;gap:12px;padding:2px 10px 30px;display:flex}.brand-mark{width:36px;height:36px;position:relative}.brand-page{transform-origin:0;border-radius:8px 13px 13px 8px;width:24px;height:30px;display:block;position:absolute}.brand-page-back{background:linear-gradient(145deg,#88b6ff,#467ff4);top:3px;left:2px;transform:rotate(-6deg)}.brand-page-front{background:linear-gradient(145deg,#245ccc,#77a8ff);top:3px;left:8px;transform:rotate(5deg)}.brand-copy{flex-direction:column;display:flex}.brand-name{color:var(--classly-ink);letter-spacing:-.6px;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:700;line-height:1}.brand-tagline{color:#929bad;letter-spacing:.5px;margin-top:5px;font-size:10px}.sidebar-nav{gap:5px;display:grid}.sidebar-item{color:#4b566d;cursor:pointer;background:0 0;border:0;border-radius:11px;align-items:center;gap:12px;width:100%;padding:11px 12px;font-family:inherit;font-size:14px;font-weight:500;transition:background .16s,color .16s,transform .16s;display:flex}.sidebar-item:hover{color:var(--classly-ink);background:#f1f4f9}.sidebar-item-active{background:var(--classly-blue-pale);color:#2464df}.sidebar-item-active:hover{color:#1c5bd6;background:#e8f1ff}.sidebar-icon{color:currentColor;place-items:center;width:24px;font-size:17px;display:inline-grid}.sidebar-spacer{flex:1}.sidebar-quote{background:radial-gradient(circle at 100% 0,#3b82f629,#0000 42%),#f5f8ff;border:1px solid #e5ebf5;border-radius:16px;margin:20px 4px;padding:20px 18px}.sidebar-quote-mark{color:var(--classly-blue);font-size:20px}.sidebar-quote p{color:var(--classly-ink);margin:14px 0 10px;font-family:Georgia,Times New Roman,serif;font-size:17px;line-height:1.35}.sidebar-quote>span:last-child{color:#8b95aa;font-size:10px}.sidebar-footer{border-top:1px solid #eceef2;padding-top:8px}.app-main{min-width:0;padding:34px 42px 60px}@media (width<=900px){.app-shell{grid-template-columns:78px minmax(0,1fr)}.app-sidebar{padding-left:10px;padding-right:10px}.brand-copy,.sidebar-item span:last-child,.sidebar-quote{display:none}.sidebar-brand{justify-content:center;padding-left:0;padding-right:0}.sidebar-item{justify-content:center}.app-main{padding:26px 22px 50px}}.lecture-workspace-header{align-items:center;gap:18px;margin-bottom:28px;display:flex}.workspace-back-button{border:1px solid var(--classly-border);color:#647086;cursor:pointer;background:#ffffffbf;border-radius:999px;padding:8px 13px;font-family:inherit;font-size:12px;font-weight:600;transition:background .16s,color .16s,border-color .16s}.workspace-back-button:hover{color:var(--classly-ink);background:#fff;border-color:#d6dbe4}.workspace-header-copy{flex-direction:column;gap:3px;display:flex}.workspace-header-copy span{color:var(--classly-blue);letter-spacing:.08em;text-transform:uppercase;font-size:11px;font-weight:700}.workspace-header-copy strong{color:var(--classly-ink);font-family:Georgia,Times New Roman,serif;font-size:22px;font-weight:600}.home-dashboard{max-width:1440px}.home-dashboard-header{box-shadow:var(--classly-shadow);background:radial-gradient(circle at 86% 16%,#3b82f621,#0000 28%),radial-gradient(circle at 72% 130%,#dbe8ffb3,#0000 35%),#fff;border:1px solid #e8ebf0;border-radius:22px;justify-content:space-between;align-items:flex-end;gap:48px;margin-bottom:54px;padding:34px 38px 38px;display:flex;position:relative;overflow:hidden}.home-dashboard-header:after{content:"";pointer-events:none;border:1px solid #3b82f614;border-radius:50%;width:240px;height:240px;position:absolute;top:-60px;right:-48px}.home-dashboard-header .eyebrow{margin-bottom:14px}.home-dashboard-header h1{max-width:720px;color:var(--classly-ink);letter-spacing:-2.4px;margin:0;font-family:Georgia,Times New Roman,serif;font-size:clamp(42px,5vw,68px);font-weight:600;line-height:.98}.home-dashboard-header>div>p:last-child{color:#727d92;max-width:560px;margin:22px 0 0;font-size:16px;line-height:1.7}.home-new-lecture-button{z-index:1;background:var(--classly-ink);color:#fff;cursor:pointer;border:0;border-radius:12px;flex-shrink:0;align-items:center;gap:9px;padding:13px 18px;font-family:inherit;font-size:14px;font-weight:650;transition:transform .16s,box-shadow .16s;display:inline-flex;position:relative;box-shadow:0 8px 18px #0b1f4424}.home-new-lecture-button:hover{transform:translateY(-1px);box-shadow:0 12px 24px #0b1f442e}.home-new-lecture-button span{font-size:18px;font-weight:400}.home-dashboard .lectures-section{margin-top:0}.home-dashboard .section-heading{margin-bottom:20px}.home-dashboard .section-heading h3{color:var(--classly-ink);font-family:Georgia,Times New Roman,serif;font-size:28px;font-weight:600}.home-dashboard .lecture-grid{gap:16px}.home-dashboard .lecture-card{border:1px solid var(--classly-border);background:#fff;border-radius:18px;min-height:190px;padding:24px;transition:transform .18s,border-color .18s,box-shadow .18s;position:relative;box-shadow:0 2px 4px #0b1f4405}.home-dashboard .lecture-card:hover{border-color:#d8e2f3;transform:translateY(-3px);box-shadow:0 14px 34px #0b1f4413}.home-dashboard .course-badge{color:#2a67db;background:#eef4ff}.home-dashboard .lecture-card h4{color:var(--classly-ink);font-size:20px;line-height:1.35}@media (width<=820px){.home-dashboard-header{flex-direction:column;align-items:flex-start;padding:28px}.home-dashboard-header h1{font-size:44px}}.sidebar-brand{text-align:left;cursor:pointer;background:0 0;border:0;width:100%}.classly-logo-mark{flex:0 0 38px;width:38px;height:38px;transition:transform .18s}.classly-logo-mark svg{width:100%;height:100%;display:block}.sidebar-brand:hover .classly-logo-mark{transform:translateY(-1px)rotate(-1deg)}.sidebar-brand:hover .brand-name{color:#245fcf}.lecture-delete-button{color:#9ba3b2;cursor:pointer;opacity:0;background:0 0;border:1px solid #0000;border-radius:9px;place-items:center;width:34px;height:34px;padding:0;transition:opacity .16s,color .16s,background .16s,border-color .16s;display:grid;position:absolute;top:16px;right:16px}.lecture-card:hover .lecture-delete-button,.lecture-delete-button:focus-visible{opacity:1}.lecture-delete-button:hover{color:#d94852;background:#fff3f3;border-color:#f5d9dc}.lecture-delete-button svg{width:17px;height:17px}@media (width<=900px){.lecture-delete-button{opacity:1}}.lecture-title-section-v2{justify-content:space-between;align-items:flex-start;gap:24px;display:flex}.lecture-edit-button{border:1px solid var(--classly-border);color:#6d778a;cursor:pointer;background:#fff;border-radius:9px;flex-shrink:0;padding:8px 12px;font-family:inherit;font-size:12px;font-weight:600}.lecture-edit-button:hover{color:var(--classly-ink);border-color:#cfd8e6}.lecture-metadata-editor{background:#f7f9fd;border:1px solid #dde5f1;border-radius:14px;align-items:flex-end;gap:12px;margin:-18px 0 28px;padding:18px;display:flex}.metadata-field{flex-direction:column;gap:7px;min-width:160px;display:flex}.metadata-field-grow{flex:1}.metadata-field label{color:#788399;text-transform:uppercase;letter-spacing:.06em;font-size:11px;font-weight:700}.metadata-field input{box-sizing:border-box;width:100%;color:var(--classly-ink);font:inherit;background:#fff;border:1px solid #dce1ea;border-radius:9px;outline:none;padding:10px 12px}.metadata-field input:focus{border-color:var(--classly-blue)}.metadata-actions{gap:8px;display:flex}@media (width<=800px){.lecture-metadata-editor{flex-direction:column;align-items:stretch}}.lecture-detail{max-width:1600px}.lecture-v2-header{justify-content:space-between;align-items:center;gap:28px;margin-bottom:22px;display:flex}.lecture-v2-left{align-items:center;gap:18px;min-width:0;display:flex}.lecture-v2-identity{min-width:0}.lecture-v2-course-row{letter-spacing:.06em;text-transform:uppercase;align-items:center;gap:7px;margin-bottom:5px;font-size:11px;font-weight:700;display:flex}.lecture-v2-course{color:var(--classly-blue)}.lecture-v2-divider{color:#c3cad5}.lecture-v2-label{color:#929cad}.lecture-v2-identity h1{color:var(--classly-ink);letter-spacing:-.8px;text-overflow:ellipsis;white-space:nowrap;margin:0;font-family:Georgia,Times New Roman,serif;font-size:clamp(25px,2.6vw,36px);font-weight:600;line-height:1.08;overflow:hidden}.lecture-v2-edit{align-items:center;gap:7px;display:inline-flex}.recording-bar-v2{box-sizing:border-box;background:linear-gradient(135deg,#fffffffa,#f8fafdfa);border:1px solid #e3e7ed;border-radius:18px;grid-template-columns:minmax(190px,auto) minmax(150px,1fr) auto auto;align-items:center;gap:24px;min-height:76px;margin-bottom:28px;padding:14px 16px 14px 20px;transition:border-color .18s,box-shadow .18s,background .18s;display:grid;box-shadow:0 1px 2px #0b1f4405,0 8px 26px #0b1f440a}.recording-bar-v2-active{background:linear-gradient(135deg,#fff,snow);border-color:#f0d7d9;box-shadow:0 8px 28px #d2465012}.recording-bar-left{align-items:center;gap:12px;display:flex}.recording-indicator{background:#eef2f7;border-radius:50%;flex:0 0 38px;place-items:center;width:38px;height:38px;display:grid}.recording-indicator span{background:#9ba5b5;border-radius:50%;width:10px;height:10px;display:block}.recording-indicator-active{background:#fff0f1}.recording-indicator-active span{background:#e84f59;animation:1.6s ease-in-out infinite classly-recording-pulse;box-shadow:0 0 0 5px #e84f591c}@keyframes classly-recording-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.65;transform:scale(.82)}}.recording-status-copy{flex-direction:column;gap:3px;display:flex}.recording-status-label{color:#9099aa;letter-spacing:.11em;font-size:9px;font-weight:800}.recording-status-copy strong{color:var(--classly-ink);font-size:14px;font-weight:650}.recording-waveform{opacity:.38;justify-content:center;align-items:center;gap:4px;height:32px;display:flex}.recording-waveform span{background:#8095b5;border-radius:999px;width:3px;height:7px;display:block}.recording-waveform span:nth-child(2){height:13px}.recording-waveform span:nth-child(3){height:20px}.recording-waveform span:nth-child(4){height:11px}.recording-waveform span:nth-child(5){height:25px}.recording-waveform span:nth-child(6){height:16px}.recording-waveform span:nth-child(7){height:29px}.recording-waveform span:nth-child(8){height:17px}.recording-waveform span:nth-child(9){height:23px}.recording-waveform span:nth-child(10){height:10px}.recording-waveform span:nth-child(11){height:18px}.recording-waveform span:nth-child(12){height:8px}.recording-waveform-active{opacity:1}.recording-waveform-active span{background:var(--classly-blue);animation:.9s ease-in-out infinite alternate classly-wave}.recording-waveform-active span:nth-child(2n){animation-delay:.12s}.recording-waveform-active span:nth-child(3n){animation-delay:.25s}@keyframes classly-wave{0%{transform:scaleY(.45)}to{transform:scaleY(1)}}.recording-bar-language{color:#748096;background:#f7f8fa;border:1px solid #e6e9ef;border-radius:999px;align-items:center;gap:7px;padding:7px 10px;font-size:10px;font-weight:700;display:inline-flex}.recording-start-button,.recording-stop-button-v2{cursor:pointer;border:0;border-radius:11px;justify-content:center;align-items:center;gap:8px;min-width:136px;padding:11px 15px;font-family:inherit;font-size:13px;font-weight:700;transition:transform .16s,box-shadow .16s,opacity .16s;display:inline-flex}.recording-start-button{background:var(--classly-ink);color:#fff;box-shadow:0 7px 18px #0b1f4421}.recording-start-button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 10px 22px #0b1f442b}.recording-start-button:disabled{cursor:default;opacity:.6}.recording-button-dot{background:#ff6770;border-radius:50%;width:7px;height:7px}.recording-stop-button-v2{color:#fff;background:#e84f59;box-shadow:0 7px 18px #e84f592b}.recording-stop-button-v2:hover{transform:translateY(-1px);box-shadow:0 10px 22px #e84f593b}.recording-stop-button-v2:disabled{cursor:wait;opacity:.62;box-shadow:none;transform:none}.recording-button-spinner{border:2px solid #fff6;border-top-color:#fff;border-radius:50%;width:12px;height:12px;animation:.75s linear infinite recording-connecting}@keyframes recording-connecting{to{transform:rotate(360deg)}}.recording-stop-icon{background:currentColor;border-radius:2px;width:8px;height:8px;display:block}.lecture-title-section{margin:0}@media (width<=1050px){.recording-bar-v2{grid-template-columns:minmax(180px,auto) 1fr auto}.recording-bar-language{display:none}}@media (width<=720px){.lecture-v2-header{align-items:flex-start}.lecture-v2-left{flex-direction:column;align-items:flex-start}.lecture-v2-identity h1{white-space:normal}.recording-bar-v2{grid-template-columns:1fr auto;gap:14px}.recording-waveform{display:none}}.lecture-content-grid{grid-template-columns:minmax(0, clamp(340px, var(--lecture-main-width,58%), calc(100% - 332px))) 20px minmax(0, 1fr);align-items:start;gap:6px;display:grid}.lecture-main-column{min-width:0}.lecture-main-column .lecture-workspace{grid-template-columns:minmax(0,1fr)}.lecture-main-column .subtitle-feed{margin-bottom:22px}.lecture-main-column .subtitle-list{max-height:var(--caption-list-height,320px);overscroll-behavior:contain;scrollbar-color:#b9c3d0 #f2f4f7;scrollbar-width:thin;scrollbar-gutter:stable;padding-right:10px;overflow-y:auto}.lecture-main-column .subtitle-list::-webkit-scrollbar{width:8px}.lecture-main-column .subtitle-list::-webkit-scrollbar-track{background:#f4f7fb;border-radius:8px}.lecture-main-column .subtitle-list::-webkit-scrollbar-thumb{background:#c1ccdc;border:2px solid #f4f7fb;border-radius:8px}.lecture-main-column .subtitle-list::-webkit-scrollbar-thumb:hover{background:#91a9cb}.lecture-main-column .subtitle-list:focus-visible{outline-offset:3px;border-radius:10px;outline:3px solid #3b82f63d}.lecture-column-resizer{cursor:col-resize;touch-action:none;-webkit-user-select:none;user-select:none;border-radius:12px;justify-content:center;align-items:center;height:320px;display:flex;position:sticky;top:24px}.lecture-column-resizer:before{content:"";background:#dce3ec;width:1px;position:absolute;top:18px;bottom:18px;left:9px}.lecture-resizer-grip{z-index:1;background:#fff;border:1px solid #d7e0eb;border-radius:9px;justify-content:center;align-items:center;gap:3px;width:20px;height:46px;transition:border-color .15s,box-shadow .15s,transform .15s;display:flex;position:relative;box-shadow:0 2px 8px #1d315014}.lecture-resizer-grip i{background:#8d9bb0;border-radius:1px;width:1px;height:14px}.lecture-column-resizer:hover .lecture-resizer-grip,.lecture-column-resizer:focus-visible .lecture-resizer-grip,.is-resizing .lecture-resizer-grip{border-color:var(--classly-blue);transform:scale(1.08);box-shadow:0 3px 12px #1d4ca029}.lecture-column-resizer:focus-visible{outline:2px solid var(--classly-blue);outline-offset:2px}.lecture-content-grid.is-resizing,.lecture-content-grid.is-resizing *{-webkit-user-select:none;user-select:none;cursor:col-resize!important}.lecture-main-column .transcript-editor,.lecture-main-column .notes-content,.lecture-main-column .markdown-notes{min-height:220px}.lecture-content-grid .chat-panel{min-width:0;margin-top:0;position:sticky;top:24px}.lecture-content-grid .chat-heading{flex-direction:column;gap:10px}.lecture-content-grid .chat-messages{max-height:min(55vh,620px)}.lecture-content-grid .chat-input-row{flex-direction:column}@media (width<=1150px){.lecture-content-grid{grid-template-columns:minmax(0,1fr)}.lecture-column-resizer{display:none}.lecture-content-grid .chat-panel{position:static}}.app-shell-focus{grid-template-columns:minmax(0,1fr)}.app-shell-focus .home-dashboard,.app-shell-focus .lecture-detail{max-width:none}.view-mode-toolbar{justify-content:flex-end;margin-bottom:10px;display:flex}.focus-mode-button{border:1px solid var(--classly-border);color:var(--classly-ink);cursor:pointer;background:#fff;border-radius:10px;align-items:center;gap:8px;padding:8px 12px;font-size:13px;font-weight:600;display:inline-flex}.focus-mode-button:hover{background:var(--classly-blue-pale);border-color:#b6c9e6}.focus-mode-button span{font-size:17px;line-height:1}.collection-page{margin-bottom:34px}.collection-header{justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:26px;display:flex}.collection-header h1{color:var(--classly-ink);margin:0;font-family:Georgia,Times New Roman,serif;font-size:clamp(36px,4vw,52px);font-weight:600}.collection-header p:last-child{color:var(--classly-muted);margin:10px 0 0}.library-filters{gap:12px;display:flex}.library-filters input,.library-filters select{min-height:44px;color:var(--classly-text);background:#fff;border:1px solid #dfe2e8;border-radius:11px;padding:10px 14px}.library-filters input{width:min(100%,440px)}.library-filters select{min-width:170px}.settings-page{max-width:850px}.settings-return-button{color:#244d8d;cursor:pointer;background:#fff;border:1px solid #dce5f3;border-radius:999px;align-items:center;gap:9px;min-height:40px;margin-bottom:24px;padding:8px 13px;font-size:13px;font-weight:700;transition:background-color .16s,border-color .16s,transform .16s;display:inline-flex}.settings-return-button:hover{background:#f0f6ff;border-color:#a9c5ef;transform:translate(-2px)}.settings-return-button:focus-visible{outline-offset:2px;outline:3px solid #3b82f640}.settings-return-button span{font-size:17px;line-height:1}.settings-card{border:1px solid var(--classly-border);background:#fff;border-radius:16px;justify-content:space-between;align-items:center;gap:28px;margin-bottom:14px;padding:24px;display:flex}.settings-card h2{margin:0 0 7px;font-size:18px}.settings-card p{color:var(--classly-muted);margin:0;font-size:14px;line-height:1.5}.settings-card .secondary-button{flex-shrink:0;margin-top:0}.settings-options{flex-wrap:wrap;gap:6px;display:flex}.settings-option{color:var(--classly-text);cursor:pointer;background:#fff;border:1px solid #dfe2e8;border-radius:9px;padding:9px 11px}.settings-option.selected{border-color:var(--classly-blue);background:var(--classly-blue-pale);color:#1c5bd6}@media (width<=700px){.collection-header,.settings-card,.library-filters{flex-direction:column;align-items:stretch}.library-filters input,.library-filters select{width:100%}}.app-shell{--app-font:-apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;--display-font:-apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;font-family:var(--app-font);background:#f8f9fb}.app-shell.font-serif{--app-font:Georgia, "Times New Roman", serif;--display-font:Georgia, "Times New Roman", serif}.app-shell.font-rounded{--app-font:ui-rounded, "SF Pro Rounded", "Arial Rounded MT Bold", -apple-system, sans-serif;--display-font:ui-rounded, "SF Pro Rounded", "Arial Rounded MT Bold", -apple-system, sans-serif}.app-shell button,.app-shell input,.app-shell select,.app-shell textarea{font-family:var(--app-font)}.brand-name,.home-dashboard-header h1,.home-dashboard .section-heading h3,.lecture-v2-identity h1,.collection-header h1{font-family:var(--display-font)}.app-shell button{transition:background-color .18s,border-color .18s,box-shadow .18s,color .18s,transform .18s}.app-shell button:active:not(:disabled){transform:scale(.98)}.app-shell button:focus-visible,.app-shell input:focus-visible,.app-shell select:focus-visible,.app-shell textarea:focus-visible{outline-offset:2px;outline:3px solid #3b82f64d}.app-sidebar{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#ffffffe0}.lecture-main-column .subtitle-feed,.lecture-main-column .workspace-panel,.lecture-content-grid .chat-panel,.settings-card,.lecture-card,.new-lecture-panel{box-shadow:0 1px 3px #14233c06,0 12px 32px #14233c09}.lecture-search-row{align-items:center;gap:8px;margin-bottom:14px;display:flex}.lecture-search-row input{width:100%;min-width:0;color:var(--classly-text);background:#f7f9fc;border:1px solid #e0e6ee;border-radius:11px;outline:none;padding:10px 14px}.lecture-search-row input:focus{background:#fff;border-color:#9cbdf6}.lecture-search-row button,.lecture-search-summary button{color:#2464df;cursor:pointer;background:0 0;border:0;flex-shrink:0;font-size:12px;font-weight:600}.lecture-search-summary{color:#7b879a;justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px;font-size:12px;display:flex}.subtitle-list mark{color:inherit;background:#fff0b8;border-radius:3px;padding:1px 2px}.collapsible-panel .workspace-heading{margin-bottom:0}.panel-heading-row{justify-content:space-between;align-items:center;gap:16px;display:flex}.panel-toggle{min-width:0;color:var(--classly-ink);text-align:left;cursor:pointer;background:0 0;border:0;flex:1;justify-content:space-between;align-items:center;gap:14px;padding:0;display:flex}.panel-toggle .eyebrow{margin-bottom:7px;display:block}.panel-toggle strong{font-size:22px;line-height:1.25;display:block}.panel-chevron{color:#6b7890;border:1px solid #e2e7ef;border-radius:50%;flex-shrink:0;place-items:center;width:30px;height:30px;font-size:22px;line-height:1;transition:transform .18s,background-color .18s;display:grid}.panel-toggle[aria-expanded=true] .panel-chevron{background:#f2f6fd;transform:rotate(180deg)}.panel-body{margin-top:22px;animation:.22s ease-out panel-reveal}@keyframes panel-reveal{0%{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}.save-state{color:#3d9b69;flex-shrink:0;font-size:12px;font-weight:600}.save-state:before{vertical-align:2px;content:"";background:currentColor;border-radius:50%;width:6px;height:6px;margin-right:7px;display:inline-block}.save-state-dirty{color:#b5791d}.save-state-error{color:#c84d55}.notes-actions{flex-wrap:wrap;align-items:center;gap:9px;margin-bottom:18px;display:flex}.notes-actions .secondary-button{margin-top:0}.library-filters{grid-template-columns:minmax(230px,1fr) repeat(3,minmax(130px,170px));display:grid}.library-filters input,.library-filters select{width:100%;min-width:0}.app-toast{z-index:30;color:#fff;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#142239f0;border:1px solid #ffffff29;border-radius:12px;align-items:flex-start;gap:14px;max-width:min(440px,100vw - 40px);padding:12px 18px;font-size:13px;animation:.18s ease-out panel-reveal;display:flex;position:fixed;bottom:26px;right:28px;box-shadow:0 12px 35px #14223933}.app-toast-error{background:#772931f7;border-color:#ffe0e14d}.app-toast button{width:22px;height:22px;color:inherit;cursor:pointer;opacity:.8;background:0 0;border:0;border-radius:7px;flex:none;margin:-3px -8px -3px auto;padding:0;font-size:20px;line-height:1}.app-toast button:hover{opacity:1;background:#ffffff29}.app-toast button:focus-visible{outline-offset:2px;outline:2px solid #fff}.recording-retry-button{color:#a73e4b;background:#fff5f5;border:1px solid #e9b2b9}.recording-progress{color:#25364f;background:#f8fbff;border:1px solid #dce7f6;border-radius:14px;justify-content:space-between;align-items:center;gap:16px;margin:-12px 0 24px;padding:13px 18px;display:flex}.recording-progress-error{background:#fff8f8;border-color:#f0c8cc}.recording-progress-copy strong{font-size:13px}.recording-progress-copy p{color:#a43f4b;margin:5px 0 0;font-size:12px;line-height:1.45}.recording-progress-meter{width:min(320px,52vw);margin-top:9px}.recording-progress-meter>div:first-child{color:#64748b;justify-content:space-between;gap:12px;margin-bottom:5px;font-size:11px;display:flex}.recording-progress-track,.background-recording-progress{background:#dfe8f4;border-radius:999px;height:5px;overflow:hidden}.recording-progress-track>span,.background-recording-progress>span{border-radius:inherit;background:linear-gradient(90deg,#5b8def,#78a7ff);height:100%;transition:width .26s;display:block}.recording-recovery-actions{flex-wrap:wrap;gap:8px;margin-top:9px;display:flex}.recording-recovery-actions button{color:#943945;cursor:pointer;min-height:30px;font:inherit;background:#fff;border:1px solid #e9b2b9;border-radius:8px;padding:5px 9px;font-size:11px;font-weight:700}.recording-recovery-actions button:hover{background:#fff0f1}.recording-recovery-actions button:focus-visible{outline-offset:2px;outline:2px solid #b64a59}.recording-progress ol{flex-wrap:wrap;align-items:center;gap:10px;margin:0;padding:0;list-style:none;display:flex}.recording-progress li{color:#8995a7;white-space:nowrap;align-items:center;gap:6px;font-size:11px;font-weight:700;display:flex}.recording-progress li span{background:#fff;border:1px solid #d7e0eb;border-radius:50%;place-items:center;width:21px;height:21px;font-size:11px;display:grid}.recording-progress li.is-current{color:#285eb7}.recording-progress li.is-current span{background:#e8f1ff;border-color:#85acee}.recording-progress-error li.is-current{color:#a43f4b}.recording-progress-error li.is-current span{background:#fff0f2;border-color:#e9aeb7}.recording-progress li.is-complete{color:#247a5d}.recording-progress li.is-complete span{background:#e9f8f1;border-color:#a9d8c9}.background-recording,.recording-recovery-banner{z-index:32;color:#24344c;-webkit-backdrop-filter:blur(22px)saturate(1.25);backdrop-filter:blur(22px)saturate(1.25);background:#fafcffeb;border:1px solid #c2cfe1c7;position:fixed;box-shadow:0 18px 55px #1c2f4e2e}.background-recording{border-radius:16px;width:min(380px,100vw - 32px);padding:14px 16px;bottom:84px;right:26px}.background-recording.has-error{background:#fff9f9f0;border-color:#de99a3cc}.background-recording>div:first-child,.recording-recovery-banner>div:first-child{gap:3px;display:grid}.background-recording span,.recording-recovery-banner span{color:#718097;letter-spacing:.1em;font-size:9px;font-weight:800}.background-recording strong,.recording-recovery-banner strong{text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.background-recording small,.recording-recovery-banner small{color:#63718a;font-size:11px;line-height:1.45}.background-recording-progress{margin:11px 0}.background-recording-actions,.recording-recovery-banner-actions{flex-wrap:wrap;gap:7px;display:flex}.background-recording button,.recording-recovery-banner button{color:#315886;cursor:pointer;min-height:30px;font:inherit;background:#ffffffd6;border:1px solid #cad6e7;border-radius:9px;padding:5px 10px;font-size:11px;font-weight:750}.background-recording button:hover,.recording-recovery-banner button:hover{background:#fff;border-color:#9fb8d9;transform:translateY(-1px)}.recording-recovery-banner{border-radius:17px;justify-content:space-between;align-items:center;gap:24px;width:min(720px,100vw - 32px);padding:13px 15px 13px 18px;display:flex;top:18px;left:50%;transform:translate(-50%)}.recording-recovery-banner-actions{flex:none}.recording-recovery-banner-actions button:first-child{color:#fff;background:#326bc5;border-color:#5f8fdd}@media (width<=700px){.recording-progress{flex-direction:column;align-items:flex-start}.recording-progress ol{gap:8px}.recording-progress-meter{width:min(100%,320px)}.background-recording{bottom:76px;right:16px}.recording-recovery-banner{flex-direction:column;align-items:flex-start;gap:10px;top:10px}.app-toast{bottom:16px;right:16px}}@media (width<=1200px){.library-filters{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=700px){.library-filters{grid-template-columns:minmax(0,1fr)}.panel-heading-row{flex-direction:column;align-items:flex-start}.panel-toggle{width:100%}.lecture-search-row{flex-wrap:wrap}}@media (width<=500px){.app-shell{grid-template-columns:58px minmax(0,1fr)}.app-shell-focus{grid-template-columns:minmax(0,1fr)}.app-sidebar{padding:22px 5px 16px}.app-main{padding:20px 16px 42px}.recording-bar-v2{grid-template-columns:minmax(0,1fr)}.recording-bar-v2 .recording-start-button,.recording-bar-v2 .recording-stop-button-v2{justify-content:center;width:100%}.lecture-v2-header{gap:10px}.lecture-v2-edit{flex-shrink:0}.notes-actions>button{flex:auto}}@media (prefers-reduced-motion:reduce){.app-shell *,.app-shell :before,.app-shell :after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}.lecture-recording-mode{grid-template-columns:minmax(0,1fr);max-width:1120px;margin-inline:auto}.lecture-recording-mode .lecture-column-resizer,.lecture-recording-mode .chat-panel,.lecture-recording-mode .lecture-workspace{display:none}.lecture-recording-mode .subtitle-list{max-height:min(54vh,640px)}.lecture-recording-mode .subtitle-feed{border-color:#b8cffb;box-shadow:0 16px 45px #2063d31a}.lecture-detail:has(.lecture-recording-mode) .live-transcript{display:none}.live-caption-actions,.caption-actions,.term-review-actions,.term-modal-actions{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.live-caption-actions{margin:16px 0 14px}.live-caption-actions span{color:#76849a;margin-left:auto;font-size:12px}.live-caption-actions button>span{color:currentColor;margin:0 4px 0 0}.live-caption-actions button,.caption-actions button,.term-review-actions button,.term-meaning-row button{color:#48617f;cursor:pointer;background:#fff;border:1px solid #dce5f0;border-radius:999px;min-height:36px;padding:7px 12px;font-size:12px;font-weight:650}.live-caption-actions button:hover,.caption-actions button:hover,.term-review-actions button:hover,.term-meaning-row button:hover{color:#205dc8;background:#f2f7ff;border-color:#9ebdf5}.live-caption-actions button.is-active{color:#1b59c6;background:#eaf2ff;border-color:#a7c2f4}.live-caption-actions button:focus-visible,.caption-latest-button:focus-visible{outline-offset:2px;outline:3px solid #3b82f647}.live-caption-actions button:disabled{opacity:.45;cursor:not-allowed}.caption-actions{opacity:.66;margin-top:11px;transition:opacity .16s}.subtitle-segment:hover .caption-actions,.subtitle-segment:focus-within .caption-actions{opacity:1}.caption-actions button:disabled{opacity:.55;cursor:default}.subtitle-source-active{background:#e8f2ff;border-radius:10px;animation:1.3s ease-in-out 2 source-flash;box-shadow:0 0 0 8px #e8f2ff}.subtitle-feed-controls{align-items:center;gap:10px;display:flex}.subtitle-feed-controls .live-indicator{color:#245fca;background:#eaf2ff;border-radius:999px;padding:7px 10px}.caption-latest-button{color:#245fca;cursor:pointer;background:#f4f8ff;border:1px solid #c8daf7;border-radius:999px;min-height:34px;padding:6px 11px;font-size:12px;font-weight:700;transition:background-color .16s,border-color .16s,transform .16s}.caption-latest-button:hover{background:#eaf2ff;border-color:#98baf0;transform:translateY(-1px)}.caption-latest-button span{margin-right:4px;font-size:15px}.subtitle-list .subtitle-current{opacity:1;background:#f5f9ff;border:1px solid #d8e7fc;border-left:3px solid #4b83e3;border-radius:12px;margin:2px 0 5px;padding:14px 15px}.subtitle-current .subtitle-time{color:#3d73cc}@keyframes source-flash{50%{background:#d7e8ff;box-shadow:0 0 0 8px #d7e8ff}}.chat-citations{flex-wrap:wrap;gap:7px;margin:8px 0 14px;display:flex}.chat-citations>span{color:#78869c;letter-spacing:.05em;text-transform:uppercase;flex-basis:100%;font-size:11px;font-weight:750}.chat-citations button{color:#2b5caa;cursor:pointer;text-align:left;background:#f4f8ff;border:1px solid #dce7f6;border-radius:9px;align-items:center;gap:6px;max-width:100%;padding:7px 10px;font-size:11px;display:flex}.chat-citations button:hover{background:#eaf3ff;border-color:#9bbcf0}.chat-citations button strong{color:#1e58b6}.chat-citations button small{color:#637791;text-overflow:ellipsis;white-space:nowrap;max-width:190px;overflow:hidden}.confusion-panel,.term-card-panel{border:1px solid var(--classly-border);background:#fff;border-radius:17px;margin-bottom:20px;padding:21px 24px;box-shadow:0 12px 32px #14233c09}.confusion-panel-heading{justify-content:space-between;align-items:center;gap:16px;display:flex}.confusion-panel-heading h3{margin:5px 0 0;font-size:20px}.confusion-panel-heading h3 span,.term-due-count{color:#a66a2d;vertical-align:2px;background:#fff3e7;border-radius:999px;padding:3px 8px;font-size:12px;display:inline-block}.confusion-list{gap:7px;margin-top:17px;display:grid}.confusion-item{background:#fbfcfe;border:1px solid #e8edf3;border-radius:11px;align-items:center;gap:6px;display:flex}.confusion-item>button:first-child{color:#39516e;cursor:pointer;text-align:left;text-overflow:ellipsis;white-space:nowrap;background:0 0;border:0;flex:1;padding:10px 12px;overflow:hidden}.confusion-item>button:first-child:hover{color:#1e61cf}.confusion-remove,.term-card>button:last-child{color:#8896a8;cursor:pointer;background:0 0;border:0;border-radius:8px;width:30px;height:30px;font-size:20px}.confusion-remove:hover,.term-card>button:last-child:hover{color:#c74c58;background:#fff0f0}.term-empty{color:#7b8798;margin:0;line-height:1.6}.term-card-panel .panel-heading-row{gap:12px}.term-card-panel .panel-toggle{flex:1}.term-review{background:linear-gradient(145deg,#f5f9ff,#fff);border:1px solid #cbdafa;border-radius:14px;margin:16px 0;padding:22px}.term-review h4{margin:11px 0 6px;font-size:25px}.term-review p:not(.eyebrow){color:#68778e;line-height:1.55}.term-review>strong{color:#1d5aae;margin:12px 0;font-size:19px;display:block}.term-review-actions button:last-child{color:#fff;background:#2c70db;border-color:#2c70db}.term-card-list{gap:8px;margin-top:16px;display:grid}.term-card{border:1px solid #e6ebf2;border-radius:11px;align-items:center;gap:10px;padding:9px 11px;display:flex}.term-card>div{flex:1;gap:3px;min-width:0;display:grid}.term-card strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.term-card span{color:#758398;font-size:12px}.term-card>button:nth-child(2){color:#2a62b4;cursor:pointer;background:#f4f8ff;border:1px solid #dce7f6;border-radius:8px;padding:6px 9px;font-size:12px}.term-card>button:disabled{opacity:.35;cursor:default}.term-modal-backdrop{z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0f1c306e;place-items:center;padding:18px;display:grid;position:fixed;inset:0}.term-modal{background:#fff;border:1px solid #e1e7f0;border-radius:20px;width:min(480px,100%);max-height:calc(100vh - 36px);padding:25px;animation:.22s ease-out panel-reveal;overflow-y:auto;box-shadow:0 26px 80px #0d1e3a3d}.term-modal-heading{justify-content:space-between;align-items:start;margin-bottom:20px;display:flex}.term-modal-heading h2{margin:4px 0 0;font-size:24px}.term-modal-heading>button{color:#718097;cursor:pointer;background:#f2f5f9;border:0;border-radius:50%;width:32px;height:32px;font-size:21px}.term-modal form{gap:9px;display:grid}.term-modal label{color:#3e526e;font-size:12px;font-weight:750}.term-modal input,.term-modal textarea{width:100%;color:var(--classly-text);background:#fbfcfe;border:1px solid #dce4ef;border-radius:10px;padding:11px 12px;font-size:14px}.term-meaning-row{justify-content:space-between;align-items:center;margin-top:7px;display:flex}.term-context{background:#f6f8fb;border-radius:11px;margin-top:8px;padding:12px 14px}.term-context span{color:#7c899c;text-transform:uppercase;font-size:11px;font-weight:750}.term-context p{color:#566981;margin:5px 0 0;font-size:12px;line-height:1.5}.term-modal-actions{justify-content:flex-end;margin-top:12px}.term-modal-actions .secondary-button{margin:0}.lecture-card-meta{flex-wrap:wrap;gap:7px;margin:14px 0 4px;display:flex}.lecture-card-meta span{color:#65758b;background:#f3f6fa;border-radius:7px;padding:5px 8px;font-size:11px;font-weight:600}.lecture-card-last-opened{color:#8a96a6;margin:4px 0 12px;font-size:11px}@media (width<=700px){.lecture-recording-mode .subtitle-list{max-height:min(57vh,560px)}.confusion-panel-heading{flex-direction:column;align-items:stretch}.confusion-panel-heading .primary-button{align-self:flex-start}.live-caption-actions span{width:100%;margin-left:0}.chat-citations button small{max-width:130px}}.auth-shell{background:radial-gradient(circle at 20% 12%,#e5efff,#0000 34%),#f8faff;place-items:center;min-height:100vh;padding:24px;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,sans-serif;display:grid}.auth-card{background:#fff;border:1px solid #e0e8f4;border-radius:24px;width:min(440px,100%);padding:38px;box-shadow:0 26px 80px #1c3e721a}.auth-mark{background:#eef5ff;border-radius:14px;place-items:center;width:48px;height:48px;margin-bottom:22px;display:grid}.auth-mark img{width:36px;height:36px}.auth-card h1{color:#1c2d4a;letter-spacing:-.04em;margin:9px 0;font-size:clamp(28px,6vw,38px)}.auth-card>p:not(.eyebrow){color:#6b7d96;line-height:1.55}.auth-card .auth-privacy-note{background:#f4f7fb;border-radius:10px;padding:10px 12px;font-size:12px}.auth-card form{gap:12px;margin-top:28px;display:grid}.auth-card label{color:#354b69;font-size:13px;font-weight:700}.auth-card input{color:#1c2d4a;background:#fbfcff;border:1px solid #d9e3f0;border-radius:11px;width:100%;padding:13px 15px;font-size:16px}.auth-card input:focus-visible{border-color:#6a9dec;outline:3px solid #d4e6ff}.auth-card .primary-button{margin-top:7px;padding:13px}.auth-error{color:#c44353;font-size:12px}.auth-notice{color:#277052;background:#edf7f1;border-radius:10px;padding:10px 12px;font-size:12px;line-height:1.45}.auth-link-button{color:#336bb5;font:inherit;cursor:pointer;background:0 0;border:0;justify-self:center;font-size:13px;font-weight:700}.auth-link-button:hover{text-decoration:underline}.turnstile-slot{min-height:65px;overflow:hidden}.quota-modal-backdrop{z-index:90;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0f1c3066;place-items:center;padding:18px;display:grid;position:fixed;inset:0}.quota-modal{width:min(440px,100%);color:var(--classly-text);background:#fffffffa;border:1px solid #dae4f1e6;border-radius:24px;padding:30px;animation:.22s ease-out panel-reveal;position:relative;box-shadow:0 28px 90px #132b4e3d}.quota-modal h2{letter-spacing:-.035em;margin:8px 0 10px;font-size:27px}.quota-modal>p:not(.eyebrow){color:#657891;margin:0;line-height:1.6}.quota-modal>small{color:#71829a;margin-top:12px;display:block}.quota-modal-icon{color:#3675ca;background:#edf4ff;border-radius:14px;place-items:center;width:46px;height:46px;margin-bottom:18px;font-size:25px;display:grid}.quota-modal-close{color:#657891;cursor:pointer;background:#f1f4f8;border:0;border-radius:50%;width:32px;height:32px;font-size:21px;position:absolute;top:16px;right:16px}.quota-modal-actions{justify-content:flex-end;gap:9px;margin-top:24px;display:flex}.quota-modal-actions .secondary-button,.quota-modal-actions .primary-button{margin:0}.auth-card small{color:#71829a;font-size:12px;line-height:1.45}.auth-switcher{background:#f1f5fa;border-radius:12px;grid-template-columns:repeat(3,1fr);gap:4px;margin-top:24px;padding:4px;display:grid}.auth-switcher button{color:#667993;font:inherit;cursor:pointer;background:0 0;border:0;border-radius:9px;padding:9px 7px;font-size:12px;font-weight:700}.auth-switcher button.selected{color:#245fae;background:#fff;box-shadow:0 2px 8px #1e40701a}.usage-summary{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.usage-summary span{color:#5f718a;background:#f8faff;border:1px solid #e1e8f2;border-radius:999px;padding:7px 10px;font-size:12px}.usage-summary strong{color:#243b5c}.usage-card .usage-reset-time{color:#8290a3;margin:10px 0 0;font-size:12px}.plan-badge{color:#2467ba;letter-spacing:.08em;background:#e9f2ff;border-radius:999px;flex:none;padding:7px 11px;font-size:11px;font-weight:800}.settings-account-actions{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}@media (height<=800px){.auth-shell{align-items:start;padding:16px}.auth-card{margin:auto;padding:24px 30px}.auth-mark{width:42px;height:42px;margin-bottom:12px}.auth-card h1{margin:5px 0;font-size:30px}.auth-card>p:not(.eyebrow){margin:8px 0}.auth-switcher{margin-top:14px}.auth-card form{gap:8px;margin-top:16px}.auth-card input{padding:10px 13px}}.invite-admin-card{width:min(520px,100%)}.invite-result{background:#f3f8ff;border:1px solid #bfd6fa;border-radius:13px;gap:7px;margin-top:22px;padding:16px;display:grid}.invite-result p{color:#687a93;margin:0;font-size:12px}.invite-result code{overflow-wrap:anywhere;color:#1e529d;font-size:15px}.invite-result .secondary-button{justify-self:start;margin-top:8px}.invite-result small{color:#74859d;line-height:1.45}.admin-back-link{color:#386cc4;margin-top:22px;font-size:13px;text-decoration:none;display:inline-block}
