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details:hover{border-color:var(--line-strong);background:var(--cream)}.nav-groups summary{cursor:pointer;font-size:11px;font-weight:800;list-style:none;text-transform:uppercase;color:var(--ink);display:flex;justify-content:space-between;align-items:center;letter-spacing:.05em;user-select:none}.nav-groups summary::-webkit-details-marker{display:none}.nav-groups summary:after{content:"→";font-size:11px;transition:transform .2s ease,color .2s ease;color:var(--muted)}.nav-groups details[open] summary:after{transform:rotate(90deg);color:var(--accent-color)}.nav-groups a{border-left:2px solid transparent;color:var(--ink-soft);display:block;font-size:13px;line-height:1.45;margin-top:6px;padding:4px 6px 4px 10px;text-decoration:none;transition:all .2s ease;border-radius:0 4px 4px 0}.nav-groups a:hover,.nav-groups a.active{background:#c6854a0f;border-left-color:var(--accent-color);color:var(--ink)}:root.theme-dark .nav-groups a:hover,:root.theme-dark .nav-groups a.active{background:#2cd49d0f;border-left-color:var(--accent-color)}.toc-card{display:grid;gap:8px;padding:18px;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:10px;box-shadow:var(--shadow-sm);backdrop-filter:blur(10px)}.toc-title{color:var(--ink);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;border-bottom:1px solid var(--line);padding-bottom:6px;margin-bottom:4px}.toc-card a{color:var(--ink-soft);font-size:13px;line-height:1.4;text-decoration:none;transition:all .2s ease;display:block;border-left:2px solid transparent;padding-left:8px}.toc-card a:hover{color:var(--accent-color);padding-left:12px}.toc-card a.active{color:var(--accent-color);font-weight:700;border-left-color:var(--accent-color);padding-left:12px}.toc-card .indent{padding-left:18px;font-size:12px}.toc-card .indent:hover,.toc-card .indent.active{padding-left:22px}@media(max-width:1024px){.wiki-layout{grid-template-columns:minmax(220px,260px) minmax(0,1fr)}.right-rail{display:none}}@media(max-width:768px){.wiki-layout{grid-template-columns:1fr;padding-top:16px}.left-rail{display:none}}