@charset "UTF-8";:root{--toc-width:340px;--accent:#0c4790;--muted:#7a8699;--radius:12px;--shadow:0 6px 22px rgba(20,40,90,0.06);--mobile-break:880px;--scroll-offset:18px}.toc{background:linear-gradient(180deg,#fff,#fbfdff);border-radius:var(--radius);box-shadow:var(--shadow);padding:12px;margin:18px 0;max-width:100%;border:1px solid rgba(11,34,80,0.04);box-sizing:border-box}.toc-toggle{display:none;width:100%;text-align:left;background:none;border:none;font-weight:700;color:var(--accent);padding:8px 12px;border-radius:8px;cursor:pointer}.toc-list{display:block;max-height:720px;overflow:auto;padding:6px;border-radius:10px}.toc-items{display:flex;flex-direction:column;gap:8px}.toc-item{display:flex;gap:12px;align-items:flex-start;padding:10px;border-radius:8px;transition:background .12s,transform .06s;cursor:pointer;text-decoration:none;color:#17315a;background:transparent;border:none;text-align:left}.toc-item:hover{background:#f1f6ff;transform:translateY(-1px)}.toc-item .title{flex:1 1 auto;font-size:0.95rem;color:#17315a;line-height:1.25;word-break:break-word}.toc-item[aria-current="true"]{background:linear-gradient(90deg,rgba(12,71,144,0.06),rgba(12,71,144,0.02));box-shadow:inset 0 1px 0 rgba(255,255,255,0.6);border-left:3px solid var(--accent)}@media (min-width:calc(var(--mobile-break)+1px)){.toc{width:var(--toc-width);position:sticky;top:20px;float:right;margin-left:22px}}@media (max-width:var(--mobile-break)){.toc{width:100%;margin:12px 0}.toc-toggle{display:block}.toc-list.collapsed{display:none}}.toc .footnote{display:block;margin-top:10px;font-size:0.88rem;color:var(--muted)}.no-data{color:#d32f2f}