@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";
:root{--bg:#09090b;--bg-card:#18181b;--bg-hover:#27272a;--bg-muted:#1e1e22;--border:#27272a;--border-hover:#3f3f46;--text:#fafafa;--text-muted:#a1a1aa;--text-dim:#71717a;--accent:#3b82f6;--accent-hover:#60a5fa;--accent-muted:#3b82f61a;--destructive:#ef4444;--success:#22c55e;--warning:#f59e0b;--type-assignment:#f59e0b;--type-quiz:#8b5cf6;--type-discussion:#10b981;--type-external:#3b82f6;--type-youtube:#ef4444;--type-resource:#6366f1;--type-h5p:#ec4899;--type-other:#71717a;--radius:8px;--radius-lg:12px;color:var(--text);background:var(--bg);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:15px;line-height:1.6}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh}a{color:var(--accent);text-decoration:none;transition:color .15s}a:hover{color:var(--accent-hover)}.app-shell{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--border);background:var(--bg);z-index:10;width:260px;padding:20px 0;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar-header{border-bottom:1px solid var(--border);margin-bottom:12px;padding:0 20px 20px}.sidebar-brand{letter-spacing:-.02em;color:var(--text);font-size:18px;font-weight:700}.sidebar-brand span{color:var(--accent)}.sidebar-nav{padding:0 8px}.sidebar-link{border-radius:var(--radius);color:var(--text-muted);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:10px;width:100%;padding:8px 12px;font-size:14px;font-weight:500;transition:all .15s;display:flex}.sidebar-link:hover{background:var(--bg-hover);color:var(--text)}.sidebar-link.active{background:var(--accent-muted);color:var(--accent)}.sidebar-section{text-transform:uppercase;letter-spacing:.06em;color:var(--text-dim);padding:16px 20px 6px;font-size:11px;font-weight:600}.main-content{flex:1;max-width:1000px;margin-left:260px;padding:32px 40px}.card{background:var(--bg);transition:border-color .15s,background .15s}.card:hover{border-color:var(--border-hover)}.card-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;display:grid}.timeline-item{border-bottom:1px solid var(--border);align-items:flex-start;gap:12px;padding:14px 8px;transition:background .2s,opacity .2s;display:flex}.timeline-item:last-child{border-bottom:none}.timeline-item:hover{background:var(--bg-hover);border-radius:var(--radius)}.timeline-checkbox{cursor:pointer;width:18px;height:18px;accent-color:var(--accent);margin-top:4px}.page-header{margin-bottom:32px}.page-title{letter-spacing:-.03em;margin-bottom:4px;font-size:28px;font-weight:700}.page-subtitle{color:var(--text-muted);font-size:14px}.course-card{cursor:pointer;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px}.course-card .course-name{letter-spacing:-.01em;margin-bottom:8px;font-size:16px;font-weight:600}.course-card .course-meta{color:var(--text-dim);font-size:13px}.section{margin-bottom:32px}.section-header{cursor:pointer;justify-content:space-between;align-items:center;margin-bottom:12px;padding:8px 0;display:flex}.section-title{color:var(--text);letter-spacing:-.01em;font-size:16px;font-weight:600}.section-count{color:var(--text-dim);background:var(--bg-hover);border-radius:100px;padding:2px 8px;font-size:12px}.module-list{flex-direction:column;gap:2px;display:flex}.module-item{border-bottom:1px solid var(--border);align-items:flex-start;gap:12px;padding:14px 8px;transition:background .15s;display:flex}.module-item:last-child{border-bottom:none}.module-item:hover{background:var(--bg-hover);border-radius:var(--radius)}.module-type-badge{text-transform:uppercase;letter-spacing:.05em;white-space:nowrap;border-radius:4px;flex-shrink:0;margin-top:2px;padding:3px 8px;font-size:10px;font-weight:600}.module-type-badge.assignment{color:var(--type-assignment);background:#f59e0b26}.module-type-badge.quiz{color:var(--type-quiz);background:#8b5cf626}.module-type-badge.discussion{color:var(--type-discussion);background:#10b98126}.module-type-badge.external_link{color:var(--type-external);background:#3b82f626}.module-type-badge.youtube{color:var(--type-youtube);background:#ef444426}.module-type-badge.resource{color:var(--type-resource);background:#6366f126}.module-type-badge.h5p{color:var(--type-h5p);background:#ec489926}.module-type-badge.other{color:var(--type-other);background:#71717a26}.module-content{flex:1;min-width:0}.module-name{color:var(--text);margin-bottom:2px;font-size:14px;font-weight:500}.module-name a{color:inherit}.module-name a:hover{color:var(--accent)}.module-description{color:var(--text-muted);white-space:pre-wrap;margin-top:4px;font-size:13px;line-height:1.5}.text-toggle{color:var(--accent);cursor:pointer;background:0 0;border:none;margin-left:8px;padding:0;font-size:12px;display:inline-block}.module-due{color:var(--warning);align-items:center;gap:4px;margin-top:4px;font-size:12px;display:flex}.module-actions{flex-shrink:0;gap:4px;display:flex}.btn{border-radius:var(--radius);cursor:pointer;border:1px solid var(--border);background:var(--bg-card);color:var(--text);justify-content:center;align-items:center;gap:6px;padding:8px 16px;font-size:14px;font-weight:500;transition:all .15s;display:inline-flex}.btn:hover{background:var(--bg-hover);border-color:var(--border-hover)}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn-sm{padding:4px 10px;font-size:12px}.btn-icon{color:var(--text-dim);cursor:pointer;border-radius:var(--radius);background:0 0;border:none;padding:6px;transition:all .15s}.btn-icon:hover{background:var(--bg-hover);color:var(--text)}.copy-prompt-wrap{flex-shrink:0}.btn-copy-prompt{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;white-space:nowrap;opacity:0;background:0 0;border-radius:6px;align-items:center;gap:4px;padding:3px 8px;font-size:11px;font-weight:500;transition:all .2s;display:inline-flex}.timeline-item:hover .btn-copy-prompt{opacity:1}.btn-copy-prompt:hover{background:var(--bg-hover);border-color:var(--border-hover);color:var(--text)}.btn-copy-prompt.copied{opacity:1;color:var(--success);background:#22c55e14;border-color:#22c55e4d}.copy-label{letter-spacing:.02em}.prompt-settings-panel{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:24px;padding:16px}.prompt-textarea{resize:vertical;min-height:60px;max-height:200px;font-size:13px;line-height:1.5}.login-container{justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.login-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);text-align:center;width:100%;max-width:400px;padding:40px}.login-title{letter-spacing:-.02em;margin-bottom:8px;font-size:24px;font-weight:700}.login-subtitle{color:var(--text-muted);margin-bottom:32px;font-size:14px}.input{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);width:100%;color:var(--text);outline:none;padding:10px 14px;font-family:inherit;font-size:14px;transition:border-color .15s}.input:focus{border-color:var(--accent)}.input-group{text-align:left;margin-bottom:16px}.input-label{color:var(--text-muted);margin-bottom:6px;font-size:13px;font-weight:500;display:block}.alert{border-radius:var(--radius);margin-bottom:16px;padding:10px 14px;font-size:13px}.alert-error{color:var(--destructive);background:#ef44441a;border:1px solid #ef444433}.alert-success{color:var(--success);background:#22c55e1a;border:1px solid #22c55e33}.transcript-panel{background:var(--bg-muted);border:1px solid var(--border);border-radius:var(--radius-lg);max-height:400px;margin-top:12px;padding:20px;overflow-y:auto}.transcript-text{color:var(--text-muted);font-size:13px;line-height:1.8}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--border-hover)}.loading{color:var(--text-dim);justify-content:center;align-items:center;padding:60px;font-size:14px;display:flex}.spinner{border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:20px;height:20px;margin-right:10px;animation:.6s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;color:var(--text-dim);padding:60px 20px}.empty-state-icon{opacity:.5;margin-bottom:16px;font-size:48px}.empty-state-title{color:var(--text-muted);margin-bottom:8px;font-size:18px;font-weight:600}.empty-state-text{max-width:360px;margin:0 auto;font-size:14px}@media (max-width:768px){.sidebar{display:none}.main-content{margin-left:0;padding:20px 16px}.card-grid{grid-template-columns:1fr}}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.animate-in{animation:.3s forwards fadeIn}.back-link{color:var(--text-dim);align-items:center;gap:6px;margin-bottom:20px;font-size:13px;transition:color .15s;display:inline-flex}.back-link:hover{color:var(--text)}