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li{border-bottom:1px solid var(--border);padding:10px 0}.source-list a{text-underline-offset:4px;overflow-wrap:anywhere;text-decoration:underline}.steps li{padding:8px 0}.save-button{border:1px solid var(--border);white-space:nowrap;flex-shrink:0;align-items:center;gap:8px;padding:8px 10px;font-size:.875rem;display:flex}.save-button svg{width:16px;height:16px}.save-button[aria-pressed=true]{border-color:var(--muted)}.save-button:hover{background:var(--panel)}.save-button:disabled{opacity:.5}.framework{border-top:1px solid var(--border);border-bottom:1px solid var(--border);grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:28px 0;padding:20px 0;display:grid}.framework h3{margin:0 0 8px;font-size:.875rem;font-weight:500}.framework p{color:var(--muted);margin:0;font-size:1rem;line-height:1.6}.note-panel{border-top:1px solid var(--border);margin-top:28px;padding-top:20px}.note-panel h2{margin:0 0 8px;font-size:1.125rem}.note-panel>p{color:var(--muted);font-size:.875rem}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 32px;display:grid}.card{border-bottom:1px solid var(--border);padding:24px 0;display:block}.card h2{margin:10px 0;font-size:1.25rem}.card p{color:var(--muted);margin:8px 0;font-size:1rem;line-height:1.6}.card a:hover h2{text-underline-offset:4px;text-decoration:underline;text-decoration-thickness:1px}.note-preview{white-space:pre-wrap;color:var(--muted);overflow-wrap:anywhere;margin:10px 0;font-size:1rem;line-height:1.6}.progress{background:var(--border);height:3px;margin:14px 0 8px}.progress>span{background:var(--text);height:100%;transition:width .25s;display:block}.course-layout{grid-template-columns:minmax(220px,280px) minmax(0,1fr);align-items:start;gap:40px;display:grid}.course-menu{border-top:1px solid var(--border);padding-top:16px;position:sticky;top:24px}.course-menu 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h2{margin:0;font-size:1.125rem;font-weight:500}.more-sheet nav a{border-bottom:1px solid var(--border);align-items:center;gap:14px;padding:18px 4px;font-size:1rem;display:flex}.more-sheet nav a:last-child{border-bottom:0}.more-sheet nav a>span:last-child{color:var(--muted);margin-left:auto}}@keyframes sheet-enter{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}