.table-of-contents{background:var(--background);border:1px solid var(--border);border-radius:8px;padding:16px;margin-bottom:24px;max-width:100%}.toc-header{margin-bottom:12px;border-bottom:2px solid var(--primary);padding-bottom:8px}.toc-title{font-size:14px;font-weight:600;color:var(--foreground);margin:0;text-transform:uppercase;letter-spacing:.5px}.toc-list{list-style:none;padding:0;margin:0}.toc-item{margin:0;padding:0}.toc-item-content{display:flex;align-items:center;gap:8px;margin-bottom:8px}.toc-expand-btn{display:flex;align-items:center;justify-content:center;width:24px;height:24px;padding:0;background:transparent;border:none;cursor:pointer;color:var(--muted-foreground);transition:color .2s;flex-shrink:0}.toc-expand-btn:hover{color:var(--foreground)}.toc-link{flex:1;text-align:left;background:transparent;border:none;padding:8px 12px;border-radius:4px;cursor:pointer;color:var(--muted-foreground);font-size:14px;line-height:1.5;transition:all .2s;word-break:break-word}.toc-link:hover{background:var(--accent);color:var(--accent-foreground)}.toc-link.active{background:var(--primary);color:var(--primary-foreground);font-weight:600}.toc-sublist{list-style:none;padding:0 0 0 24px;margin:0 0 8px;border-left:2px solid var(--border)}.toc-subitem{margin:0 0 4px;padding:0}.toc-sublink{font-size:13px;color:var(--muted-foreground);padding:6px 8px}.toc-sublink:hover{background:var(--accent);color:var(--accent-foreground)}.toc-sublink.active{background:var(--primary);color:var(--primary-foreground);font-weight:600}@media (max-width: 768px){.table-of-contents{padding:12px;margin-bottom:16px}.toc-title{font-size:13px}.toc-link{font-size:13px;padding:6px 8px}.toc-sublink{font-size:12px;padding:4px 6px}.toc-expand-btn{width:20px;height:20px}.toc-sublist{padding-left:16px}}@media (prefers-color-scheme: dark){.table-of-contents{background:var(--background);border-color:var(--border)}.toc-link:hover{background:var(--accent)}.toc-link.active{background:var(--primary)}}