.bk-toc { border:1px solid #eee; background:#fafafa; border-radius:12px; padding:16px 20px; margin:18px 0; }
.bk-toc-title { font-weight:700; color:#333; margin-bottom:8px; display:flex; align-items:center; gap:8px; }
.bk-toc-title .icon { font-style:normal; color:#e8568f; }
.bk-toc-list { margin:0; padding-left:20px; }
.bk-toc-list li { margin:4px 0; line-height:1.6; }
.bk-toc-list li.bk-toc-h2 { margin-left:16px; list-style:circle; }
.bk-toc-list li.bk-toc-h3 { margin-left:32px; list-style:square; font-size:.95em; }
.bk-toc-list a { color:#555; text-decoration:none; border-bottom:1px solid transparent; }
.bk-toc-list a:hover { color:#e8568f; border-bottom-color:#e8568f; }