@import"https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600&family=IBM+Plex+Mono:wght@400;500;600&family=Inter:wght@300;400;500;600;700&display=swap";:root{--de-black: #050505;--de-elev: #0c0c0e;--de-surface: #131316;--de-card: #18181c;--de-amber: #e06a2a;--de-amber-light: #ff8a3d;--de-glow: #ffb16a;--de-ivory: #f6f2ed;--de-text: #e7e2da;--de-muted: #9a948e;--de-line: rgba(255,255,255,.08);--de-amber-line: rgba(224,106,42,.24);--de-safe-bottom: env(safe-area-inset-bottom, 0px)}*{box-sizing:border-box}html{background:var(--de-black)}body{margin:0;background:var(--de-black);color:var(--de-text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,textarea,select{font:inherit}.student-main button{min-height:40px}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--de-amber-light);outline-offset:3px}::-moz-selection{background:#e06a2a57;color:var(--de-ivory)}::selection{background:#e06a2a57;color:var(--de-ivory)}.student-shell{min-height:100dvh;width:100%;max-width:100%;min-width:0;overflow-x:clip;display:flex;background:radial-gradient(circle at 85% 2%,rgba(224,106,42,.13),transparent 26rem),radial-gradient(circle at 8% 88%,rgba(255,177,106,.045),transparent 24rem),linear-gradient(180deg,#050505,#090807 48%,#050505)}.student-shell:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.18;background-image:linear-gradient(rgba(224,106,42,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(224,106,42,.05) 1px,transparent 1px);background-size:72px 72px;-webkit-mask-image:linear-gradient(to bottom,black,transparent 75%);mask-image:linear-gradient(to bottom,black,transparent 75%)}.student-main{position:relative;min-width:0;z-index:1;width:100%;max-width:1100px;margin:0 auto;padding:86px 16px calc(98px + var(--de-safe-bottom))}.student-mobile-header{position:fixed;z-index:30;top:0;left:0;right:0;height:66px;display:flex;align-items:center;justify-content:space-between;padding:max(10px,env(safe-area-inset-top)) 16px 10px;border-bottom:1px solid var(--de-line);background:#050505d6;backdrop-filter:blur(18px) saturate(125%)}.student-brand-lockup{display:flex;align-items:center;gap:10px;min-width:0}.student-brand-mark{width:34px;height:34px;-o-object-fit:contain;object-fit:contain;filter:drop-shadow(0 0 14px rgba(224,106,42,.3))}.student-brand-name{font-family:Cormorant Garamond,Georgia,serif;color:var(--de-ivory);font-size:18px;line-height:1;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.student-brand-caption{margin-top:4px;color:var(--de-amber-light);font-family:IBM Plex Mono,monospace;font-size:8px;line-height:1;letter-spacing:.18em;text-transform:uppercase}.student-avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--de-amber-line);color:var(--de-ivory);background:linear-gradient(145deg,#e06a2a38,#18181ce6);font-family:Cormorant Garamond,Georgia,serif;font-size:18px;font-weight:700}.student-bottom-nav{position:fixed;z-index:40;left:0;right:0;bottom:0;min-height:68px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));align-items:center;padding:8px 4px calc(7px + var(--de-safe-bottom));border-top:1px solid var(--de-amber-line);background:#08080af0;backdrop-filter:blur(20px) saturate(130%);box-shadow:0 -18px 54px #00000075}.student-bottom-link{position:relative;min-width:0;min-height:48px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;border-radius:14px;color:var(--de-muted);text-decoration:none;font-family:IBM Plex Mono,monospace;font-size:8.5px;line-height:1;letter-spacing:.035em;text-transform:uppercase}.student-bottom-link.active{color:var(--de-amber-light);background:#e06a2a13}.student-bottom-link.active:before{content:"";position:absolute;top:-9px;width:28px;height:2px;border-radius:999px;background:var(--de-amber-light);box-shadow:0 0 14px #ff8a3db3}.student-sidebar{display:none}.student-page{animation:studentEnter .42s cubic-bezier(.22,.8,.24,1) both}@keyframes studentEnter{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.student-page-kicker{margin:0 0 8px;color:var(--de-amber-light);font:600 10px/1.2 IBM Plex Mono,monospace;letter-spacing:.18em;text-transform:uppercase}.student-page-title{margin:0;color:var(--de-ivory);font:700 clamp(34px,10vw,62px)/.92 "Cormorant Garamond",Georgia,serif;letter-spacing:-.025em}.student-page-subtitle{margin:12px 0 0;max-width:620px;color:var(--de-muted);font-size:14px;line-height:1.65}.student-page-head{margin-bottom:24px}.student-grid,.student-grid-2,.student-grid-3{display:grid;gap:14px}.student-panel{position:relative;overflow:hidden;border:1px solid var(--de-line);border-radius:22px;padding:18px;background:linear-gradient(155deg,#18181ceb,#0a0a0cf5);box-shadow:0 22px 70px #00000057}.student-panel--accent{border-color:var(--de-amber-line)}.student-panel--accent:after{content:"";position:absolute;right:-54px;top:-54px;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle,rgba(224,106,42,.18),transparent 67%);pointer-events:none}.student-panel-title{margin:0;color:var(--de-ivory);font:600 24px/1 Cormorant Garamond,Georgia,serif}.student-panel-copy{margin:7px 0 0;color:var(--de-muted);font-size:13px;line-height:1.55}.student-metric{display:flex;align-items:flex-end;justify-content:space-between;gap:12px}.student-metric-value{color:var(--de-ivory);font:700 38px/.9 Cormorant Garamond,Georgia,serif}.student-metric-label{color:var(--de-muted);font-size:12px}.student-action{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 16px;border:1px solid var(--de-amber-line);border-radius:15px;color:var(--de-ivory);background:#e06a2a13;text-decoration:none;font-size:12px;font-weight:700;cursor:pointer}.student-action--primary{border-color:transparent;color:#080706;background:linear-gradient(180deg,var(--de-amber-light),var(--de-amber));box-shadow:0 14px 34px #e06a2a33}.student-action-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.student-action-row .student-action{flex:1 1 145px}.student-quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.student-quick-link{min-height:106px;display:flex;flex-direction:column;justify-content:space-between;padding:15px;border:1px solid var(--de-line);border-radius:18px;color:var(--de-text);background:#131316ad;text-decoration:none}.student-quick-link svg{color:var(--de-amber-light)}.student-quick-label{font-size:13px;font-weight:650;line-height:1.25}.student-studio-hero{overflow:hidden;border:1px solid var(--de-amber-line);border-radius:26px;padding:22px 18px;background:radial-gradient(circle at 90% 0,rgba(255,138,61,.2),transparent 46%),linear-gradient(145deg,#1a1613fa,#0a0a0cfa);box-shadow:0 26px 80px #0000006b}.student-timer{margin:22px 0 18px;text-align:center}.student-timer-value{color:var(--de-ivory);font:500 clamp(50px,17vw,76px)/1 "IBM Plex Mono",monospace;letter-spacing:-.06em;text-shadow:0 0 34px rgba(224,106,42,.16)}.student-timer-caption{margin-top:8px;color:var(--de-muted);font:10px/1 IBM Plex Mono,monospace;letter-spacing:.16em;text-transform:uppercase}.student-preset-row{display:flex;gap:8px;overflow-x:auto;padding:2px 1px 8px;scrollbar-width:none}.student-preset-row::-webkit-scrollbar{display:none}.student-preset{flex:0 0 auto;min-height:40px;padding:0 14px;border:1px solid var(--de-line);border-radius:999px;color:var(--de-muted);background:#05050559;font-size:12px}.student-preset.active{color:var(--de-ivory);border-color:var(--de-amber-line);background:#e06a2a1f}.student-more-list{display:grid;gap:10px}.student-more-link{min-height:72px;display:flex;align-items:center;gap:14px;padding:14px 16px;border:1px solid var(--de-line);border-radius:18px;color:var(--de-text);background:#131316b8;text-decoration:none}.student-more-icon{width:42px;height:42px;flex:0 0 auto;display:grid;place-items:center;border:1px solid var(--de-amber-line);border-radius:14px;color:var(--de-amber-light);background:#e06a2a14}.student-more-copy{min-width:0;flex:1}.student-more-title{color:var(--de-ivory);font-size:14px;font-weight:700}.student-more-subtitle{margin-top:3px;color:var(--de-muted);font-size:11px;line-height:1.35}.student-more-chevron{color:var(--de-muted)}.student-inline-status{display:inline-flex;align-items:center;gap:7px;color:#75dc9c;font:10px/1 IBM Plex Mono,monospace;text-transform:uppercase;letter-spacing:.1em}.student-inline-status:before{content:"";width:7px;height:7px;border-radius:50%;background:#17c964;box-shadow:0 0 12px #17c964a6}.student-community-layout{display:flex;gap:16px;min-width:0;max-width:100%;min-height:100%}.student-community-feed{min-width:0;width:100%}@media (max-width: 919px){.student-main button{min-width:44px;min-height:44px!important}.student-main input[type=range]{min-height:44px}.student-main input[type=checkbox]{width:24px!important;height:24px!important}.student-main textarea{min-height:44px}.student-community-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:18px;width:100%;overflow:hidden}.student-community-channels{width:100%!important;padding-right:0!important;border-right:0!important;min-width:0;max-width:100%;overflow:hidden}.student-community-channel-list{flex-direction:row!important;gap:8px!important;width:100%;max-width:100%;overflow-x:auto;padding:2px 1px 10px;scrollbar-width:none}.student-community-channel-list::-webkit-scrollbar{display:none}.student-community-channel-list button{flex:0 0 auto;min-height:44px!important;padding:0 14px!important;border:1px solid var(--de-line)!important}.student-community-feed{width:100%;min-width:0}}.student-notebook{display:grid;grid-template-columns:minmax(0,1fr);gap:18px;width:100%;min-width:0;max-width:100%}.student-notebook>*{width:100%;min-width:0;max-width:100%}.student-notebook-composer,.student-notebook-history,.student-missions{border:1px solid var(--de-line);border-radius:22px;padding:18px;background:linear-gradient(155deg,#18181ce6,#0a0a0cf5);box-shadow:0 22px 66px #00000047}.student-notebook-composer{border-color:var(--de-amber-line)}.student-notebook-composer-head,.student-notebook-history-head,.student-missions-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:16px}.student-notebook-composer h3,.student-notebook-history h3,.student-missions h2{margin:0;color:var(--de-ivory);font:700 25px/1.05 Cormorant Garamond,Georgia,serif}.student-notebook-composer-head>button,.student-notebook-history-head>button{min-height:40px;display:inline-flex;align-items:center;gap:7px;padding:0 12px;border:1px solid var(--de-line);border-radius:12px;color:var(--de-muted);background:#05050557}.student-notebook-history-head>button.active{color:var(--de-amber-light);border-color:var(--de-amber-line)}.student-notebook-composer>input,.student-notebook-composer>textarea,.student-notebook-transcript textarea,.student-notebook-search,.student-notebook-tag-editor,.student-notebook-fields label{width:100%;border:1px solid var(--de-line);border-radius:14px;color:var(--de-text);background:#0505056b}.student-notebook-title{min-height:50px;margin-bottom:10px;padding:0 14px;color:var(--de-ivory)!important;font:650 16px/1.2 Inter,sans-serif}.student-notebook-composer>textarea,.student-notebook-transcript textarea{padding:13px 14px;resize:vertical;line-height:1.55;outline:none}.student-notebook-fields{display:grid;gap:9px;margin-top:10px}.student-notebook-fields label,.student-notebook-tag-editor{min-height:46px;display:flex;align-items:center;gap:9px;padding:0 12px;color:var(--de-amber-light)}.student-notebook-fields input,.student-notebook-tag-editor input{min-width:0;flex:1;border:0;outline:0;color:var(--de-text);background:transparent}.student-notebook-tag-editor{margin-top:10px}.student-notebook-quick-tags,.student-notebook-filter-tags{display:flex;gap:7px;overflow-x:auto;padding:9px 1px 5px;scrollbar-width:none}.student-notebook-quick-tags::-webkit-scrollbar,.student-notebook-filter-tags::-webkit-scrollbar{display:none}.student-notebook-quick-tags button,.student-notebook-filter-tags button{flex:0 0 auto;min-height:40px;padding:0 11px;border:1px solid var(--de-line);border-radius:999px;color:var(--de-muted);background:#05050557;font-size:11px}.student-notebook-quick-tags button.active,.student-notebook-filter-tags button.active{color:var(--de-ivory);border-color:var(--de-amber-line);background:#e06a2a21}.student-notebook-transcript{margin:12px 0;border:1px solid var(--de-line);border-radius:14px;overflow:hidden;background:#0505053d}.student-notebook-transcript summary{min-height:44px;display:flex;align-items:center;padding:0 13px;color:var(--de-muted);cursor:pointer;font-size:12px}.student-notebook-transcript textarea{border:0;border-top:1px solid var(--de-line);border-radius:0}.student-notebook-attachments{display:grid;gap:7px;margin:10px 0}.student-notebook-attachments>div{min-height:43px;display:flex;align-items:center;gap:9px;padding:7px 10px;border:1px solid var(--de-line);border-radius:12px;color:var(--de-text);background:#05050552}.student-notebook-attachments>div>svg{color:var(--de-amber-light)}.student-notebook-attachments span{min-width:0;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px}.student-notebook-attachments button{border:0;color:var(--de-muted);background:transparent}.student-notebook-media-actions{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.student-notebook-media-actions button{min-height:44px;display:inline-flex;align-items:center;gap:8px;padding:0 13px;border:1px solid var(--de-amber-line);border-radius:13px;color:var(--de-text);background:#e06a2a12;font-size:11px;font-weight:650}.student-notebook-media-actions button.recording{color:#050505;background:var(--de-amber-light)}.student-notebook-audio{width:100%;min-height:38px}.student-notebook-question{min-height:44px;display:flex;align-items:center;gap:10px;margin:7px 0 13px;color:var(--de-text);font-size:12px;cursor:pointer}.student-notebook-error,.student-notebook-success{margin:8px 0;padding:10px 12px;border-radius:11px;font-size:12px}.student-notebook-error{color:#ffb18c;background:#ef444417;border:1px solid rgba(239,68,68,.18)}.student-notebook-success{color:#8ee6aa;background:#17c96414;border:1px solid rgba(23,201,100,.18)}.student-notebook-search{min-height:48px;display:flex;align-items:center;gap:9px;padding:0 13px}.student-notebook-search svg{color:var(--de-amber-light)}.student-notebook-search input{min-width:0;flex:1;border:0;outline:0;color:var(--de-text);background:transparent}.student-notebook-empty{min-height:190px;display:grid;place-items:center;align-content:center;gap:8px;border:1px dashed var(--de-amber-line);border-radius:16px;color:var(--de-muted);text-align:center}.student-notebook-empty svg{color:var(--de-amber-light)}.student-notebook-empty strong{color:var(--de-ivory)}.student-notebook-empty span{max-width:300px;font-size:11px;line-height:1.5}.student-notebook-entry-list{display:grid;gap:12px;margin-top:12px}.student-notebook-entry{min-width:0;padding:15px;border:1px solid var(--de-line);border-radius:17px;background:#0505054d}.student-notebook-entry header{display:flex;justify-content:space-between;gap:10px}.student-notebook-entry header span{display:flex;align-items:center;gap:5px;color:var(--de-muted);font-size:10px}.student-notebook-entry h4{margin:5px 0 0;color:var(--de-ivory);font:700 21px/1.05 Cormorant Garamond,Georgia,serif}.student-notebook-entry-actions{display:flex;gap:4px}.student-notebook-entry-actions button{width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--de-line);border-radius:11px;color:var(--de-muted);background:#131316cc}.student-notebook-entry-actions button:first-child{color:var(--de-amber-light)}.student-notebook-entry-context,.student-notebook-entry-tags{display:flex;flex-wrap:wrap;gap:6px}.student-notebook-entry-context{margin:12px 0}.student-notebook-entry-context span{display:inline-flex;align-items:center;gap:5px;padding:5px 8px;border-radius:999px;color:var(--de-muted);background:#ffffff0a;font-size:10px}.student-notebook-entry-text{margin:10px 0;color:var(--de-text);font-size:13px;line-height:1.65;white-space:pre-wrap}.student-notebook-entry-transcript{margin:10px 0;color:var(--de-muted);font-size:11px}.student-notebook-entry-transcript summary{min-height:36px;cursor:pointer}.student-notebook-entry-transcript div{padding:9px 11px;border-left:2px solid var(--de-amber-line);white-space:pre-wrap;line-height:1.55}.student-notebook-media{width:100%;max-height:420px;margin-top:10px;border-radius:13px;-o-object-fit:contain;object-fit:contain;background:#000}.student-notebook-file{min-height:46px;display:flex;align-items:center;gap:9px;margin-top:10px;padding:0 12px;border:1px solid var(--de-line);border-radius:12px;color:var(--de-text);text-decoration:none;background:#131316b3}.student-notebook-entry footer{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px}.student-notebook-entry-tags button{min-height:32px;border:0;color:var(--de-amber-light);background:transparent;font-size:10px}.student-notebook-entry footer>span{display:inline-flex;align-items:center;gap:5px;font-size:10px}.student-notebook-entry footer>span.answered{color:#75dc9c}.student-notebook-entry footer>span.pending{color:#ffc071}.student-missions{margin:16px 0;border-color:var(--de-amber-line)}.student-missions.compact{padding:16px}.student-missions-head p{margin:7px 0 0;color:var(--de-muted);font-size:11px;line-height:1.45}.student-mission-goal{width:70px;height:70px;flex:0 0 auto;display:grid;place-items:center;align-content:center;border:1px solid var(--de-amber-line);border-radius:50%;background:radial-gradient(circle,#e06a2a24,#05050580)}.student-mission-goal strong{color:var(--de-ivory);font:700 20px/1 IBM Plex Mono,monospace}.student-mission-goal span{margin-top:4px;color:var(--de-muted);font-size:8px;text-transform:uppercase}.student-mission-progress,.student-mission-mini-progress{overflow:hidden;border-radius:999px;background:#ffffff12}.student-mission-progress{height:9px}.student-mission-progress span,.student-mission-mini-progress span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--de-amber),var(--de-amber-light))}.student-mission-progress-copy{display:flex;justify-content:space-between;margin-top:6px;color:var(--de-muted);font-size:9px}.student-mission-tabs{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:15px 0 10px}.student-mission-tabs button{min-height:42px;display:flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--de-line);border-radius:12px;color:var(--de-muted);background:#0505054d;font-size:11px}.student-mission-tabs button.active{color:var(--de-ivory);border-color:var(--de-amber-line);background:#e06a2a1a}.student-mission-list{display:grid;gap:8px;margin-top:12px}.student-mission-list article{min-height:76px;display:flex;align-items:center;gap:10px;padding:11px;border:1px solid var(--de-line);border-radius:14px;background:#05050542}.student-mission-list article.completed{border-color:#17c96433;background:#17c9640b}.student-mission-icon{color:var(--de-muted)}.student-mission-list article.completed .student-mission-icon{color:#63d68d}.student-mission-copy{min-width:0;flex:1}.student-mission-copy>div{display:flex;justify-content:space-between;gap:8px}.student-mission-copy strong{color:var(--de-ivory);font-size:12px}.student-mission-copy>div>span{color:var(--de-muted);font:9px/1 IBM Plex Mono,monospace}.student-mission-copy p{margin:4px 0 7px;color:var(--de-muted);font-size:9.5px;line-height:1.4}.student-mission-mini-progress{height:4px}.student-mission-reward{flex:0 0 auto;display:flex;align-items:center;gap:4px;color:var(--de-amber-light);font:10px/1 IBM Plex Mono,monospace}.student-community-chat{min-width:0;height:70vh;display:flex;flex-direction:column}.student-chat-status{display:flex;align-items:center;gap:7px;margin-bottom:8px}.student-chat-status>span{width:8px;height:8px;border-radius:50%;background:var(--de-warning,#ffb547)}.student-chat-status>span.online{background:#17c964;box-shadow:0 0 10px #17c96480}.student-chat-presence{margin-left:auto;display:flex;align-items:center;gap:5px;color:var(--de-muted);font-size:10px}.student-chat-error{margin-bottom:8px;color:#ffc071;font-size:11px}.student-chat-messages{min-height:0;flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding:12px;border:1px solid var(--de-line);border-radius:16px;background:#05050559}.student-chat-empty{min-height:100%;display:grid;place-items:center;align-content:center;gap:6px;color:var(--de-muted);text-align:center}.student-chat-empty div{color:var(--de-ivory);font:700 20px/1 Cormorant Garamond,Georgia,serif}.student-chat-empty span{max-width:310px;font-size:10px;line-height:1.5}.student-chat-message{max-width:min(86%,560px);align-self:flex-start}.student-chat-message.mine{align-self:flex-end}.student-chat-message-head{display:flex;align-items:center;gap:8px;margin-bottom:4px}.student-chat-message-head strong{color:var(--de-ivory);font-size:10px}.student-chat-message-head time{color:var(--de-muted);font-size:8px}.student-chat-bubble{padding:9px 11px;border:1px solid var(--de-line);border-radius:13px 13px 13px 4px;color:var(--de-text);background:var(--de-card);font-size:12px;line-height:1.5;white-space:pre-wrap;word-break:break-word}.student-chat-message.mine .student-chat-bubble{border-color:var(--de-amber-line);border-radius:13px 13px 4px;background:#e06a2a21}.student-chat-reply-preview{display:flex;gap:7px;margin-bottom:4px;padding:7px 9px;border-left:2px solid var(--de-amber);border-radius:8px;color:var(--de-muted);background:#ffffff08}.student-chat-reply-preview div{min-width:0;display:grid;gap:2px}.student-chat-reply-preview strong{color:var(--de-amber-light);font-size:9px}.student-chat-reply-preview span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:9px}.student-chat-media{display:block;max-width:100%;max-height:360px;margin-top:6px;border-radius:12px;background:#000}.student-chat-reply-button{min-height:30px!important;display:flex;align-items:center;gap:5px;margin-top:3px;padding:0 4px;border:0;color:var(--de-muted);background:transparent;font-size:9px}.student-chat-typing{min-height:21px;padding:5px 4px 0;color:var(--de-muted);font-size:9px}.student-chat-composer-reply,.student-chat-attachment-ready{display:flex;align-items:center;gap:8px;margin-top:7px;padding:8px 10px;border:1px solid var(--de-line);border-radius:12px;background:var(--de-card)}.student-chat-composer-reply>div{min-width:0;flex:1;display:grid;gap:2px}.student-chat-composer-reply strong{color:var(--de-amber-light);font-size:9px}.student-chat-composer-reply span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--de-muted);font-size:9px}.student-chat-composer-reply button,.student-chat-attachment-ready button{border:0;color:var(--de-muted);background:transparent}.student-chat-attachment-ready img,.student-chat-attachment-ready video{width:42px;height:42px;border-radius:8px;-o-object-fit:cover;object-fit:cover}.student-chat-composer{display:flex;align-items:flex-end;gap:7px;margin-top:8px}.student-chat-composer button{width:44px;height:44px;flex:0 0 auto;display:grid;place-items:center;border:1px solid var(--de-line);border-radius:13px;color:var(--de-text);background:var(--de-card)}.student-chat-composer button.send{border:0;color:#050505;background:var(--de-amber)}.student-chat-composer button:disabled{opacity:.45}.student-chat-composer textarea{min-width:0;min-height:44px;max-height:120px;flex:1;resize:none;padding:11px 12px;border:1px solid var(--de-line);border-radius:13px;color:var(--de-text);background:var(--de-card);outline:0}@media (min-width: 620px){.student-notebook-fields{grid-template-columns:1.25fr 1fr .65fr}.student-notebook-composer,.student-notebook-history,.student-missions{padding:22px}.student-mission-list{grid-template-columns:repeat(3,minmax(0,1fr))}.student-mission-list article{align-items:flex-start}.student-main{padding-left:24px;padding-right:24px}.student-grid-2,.student-grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.student-quick-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}@media (min-width: 920px){.student-mobile-header,.student-bottom-nav{display:none}.student-sidebar{position:sticky;top:0;z-index:20;width:278px;height:100vh;flex:0 0 278px;display:flex;flex-direction:column;padding:28px 22px;border-right:1px solid var(--de-line);background:#070708c2;backdrop-filter:blur(20px)}.student-sidebar-nav{display:grid;gap:5px;margin-top:34px}.student-sidebar-link{min-height:46px;display:flex;align-items:center;gap:12px;padding:0 14px;border:1px solid transparent;border-radius:14px;color:var(--de-muted);text-decoration:none;font-size:13px;font-weight:600}.student-sidebar-link.active{color:var(--de-ivory);border-color:var(--de-amber-line);background:#e06a2a17}.student-sidebar-link svg{color:var(--de-amber-light)}.student-sidebar-user{margin-top:auto;padding-top:18px;border-top:1px solid var(--de-line)}.student-main{width:auto;min-width:0;flex:1 1 auto;padding:54px 42px 80px}.student-grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media (max-width: 374px){.student-main{max-width:100%;padding-left:12px;padding-right:12px}.student-preset-row,.student-notebook-quick-tags,.student-notebook-filter-tags{width:100%;max-width:100%;min-width:0;overscroll-behavior-inline:contain}.student-bottom-link{font-size:7.5px}.student-page-title{font-size:32px}}.student-chat-message-actions{display:flex;align-items:center;flex-wrap:wrap;gap:4px;margin-top:4px}.student-chat-message-actions>button,.student-chat-message-actions .student-chat-reply-button{min-width:44px;min-height:44px!important;display:inline-flex;align-items:center;justify-content:center;gap:5px;margin:0;padding:0 9px;border:0;border-radius:10px;color:var(--de-muted);background:transparent;font-size:9px}.student-chat-message-actions>button:hover,.student-chat-message-actions>button:focus-visible{color:var(--de-amber-light);background:#e06a2a14}.student-chat-edit{display:grid;gap:7px}.student-chat-edit textarea{width:100%;min-height:72px;resize:vertical;padding:10px 11px;border:1px solid var(--de-amber-line);border-radius:12px;color:var(--de-text);background:var(--de-card);outline:0}.student-chat-edit>div{display:flex;flex-wrap:wrap;gap:7px}.student-chat-edit button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:0 12px;border:1px solid var(--de-line);border-radius:10px;color:var(--de-text);background:var(--de-card)}.student-notebook-draft{display:flex;align-items:flex-start;gap:8px;margin:0 0 12px;padding:10px 12px;border:1px solid var(--de-amber-line);border-radius:12px;color:var(--de-muted);background:#e06a2a12;font-size:11px;line-height:1.45}.student-notebook-draft strong{color:var(--de-amber-light)}