.rail[data-astro-cid-jjtic4mm]{z-index:40;opacity:0;pointer-events:none;transition:opacity .4s, transform .5s var(--ease-out);max-width:210px;position:fixed;top:50%;left:max(1.25rem,50vw - 640px);transform:translate(-12px,-50%)}.rail[data-astro-cid-jjtic4mm].is-visible{opacity:1;pointer-events:auto;transform:translateY(-50%)}.rail[data-astro-cid-jjtic4mm] ol[data-astro-cid-jjtic4mm]{gap:.25rem;padding:0;list-style:none;display:grid;position:relative}.rail[data-astro-cid-jjtic4mm] ol[data-astro-cid-jjtic4mm]:before{content:"";background:var(--line-strong);width:1px;position:absolute;top:10px;bottom:10px;left:4px}.rail[data-astro-cid-jjtic4mm] a[data-astro-cid-jjtic4mm]{color:var(--ink-3);font-size:var(--fs-xs);grid-template-columns:10px auto 1fr;align-items:center;gap:.6rem;padding:.35rem 0;line-height:1.4;text-decoration:none;display:grid;position:relative}.rail-dot[data-astro-cid-jjtic4mm]{background:var(--bg);border:1px solid var(--line-strong);width:9px;height:9px;transition:background-color .3s, border-color .3s, transform .3s var(--ease-out);z-index:1;border-radius:2px}.rail-num[data-astro-cid-jjtic4mm]{font-family:var(--font-mono);font-size:var(--fs-2xs);opacity:.7}.rail-text[data-astro-cid-jjtic4mm]{opacity:0;transition:opacity .25s, transform .3s var(--ease-out);-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden;transform:translate(-4px)}.rail[data-astro-cid-jjtic4mm]:hover .rail-text[data-astro-cid-jjtic4mm],.rail[data-astro-cid-jjtic4mm] a[data-astro-cid-jjtic4mm].is-active .rail-text[data-astro-cid-jjtic4mm]{opacity:1;transform:none}.rail[data-astro-cid-jjtic4mm] a[data-astro-cid-jjtic4mm]:hover{color:var(--ink)}.rail[data-astro-cid-jjtic4mm] a[data-astro-cid-jjtic4mm].is-active{color:var(--ink);font-weight:560}.rail[data-astro-cid-jjtic4mm] a[data-astro-cid-jjtic4mm].is-active .rail-dot[data-astro-cid-jjtic4mm]{background:var(--accent);border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);transform:rotate(45deg)scale(1.15)}.toc-fab[data-astro-cid-jjtic4mm]{z-index:45;opacity:0;pointer-events:none;transition:opacity .3s, transform .4s var(--ease-out);display:none;position:fixed;bottom:1rem;left:1rem;transform:translateY(12px)}.toc-fab[data-astro-cid-jjtic4mm].is-visible{opacity:1;pointer-events:auto;transform:none}.toc-btn[data-astro-cid-jjtic4mm]{border:1px solid var(--line);background:color-mix(in srgb, var(--bg-elev) 88%, transparent);backdrop-filter:blur(10px);height:44px;box-shadow:var(--shadow);font-weight:560;font-size:var(--fs-sm);border-radius:999px;align-items:center;gap:.6rem;padding:0 1rem;display:inline-flex}.toc-bars[data-astro-cid-jjtic4mm]{gap:3px;display:grid}.toc-bars[data-astro-cid-jjtic4mm] i[data-astro-cid-jjtic4mm]{background:currentColor;width:14px;height:1.5px;display:block}.toc-bars[data-astro-cid-jjtic4mm] i[data-astro-cid-jjtic4mm]:nth-child(2){width:10px}.toc-count[data-astro-cid-jjtic4mm]{font-family:var(--font-mono);font-size:var(--fs-2xs);color:var(--ink-3)}.toc-sheet[data-astro-cid-jjtic4mm]{border-radius:var(--radius);background:var(--bg-elev);border:1px solid var(--line);width:min(340px,100vw - 2rem);max-height:60vh;box-shadow:var(--shadow-lg);animation:sheetIn .3s var(--ease-out);padding:.6rem;list-style:none;position:absolute;bottom:calc(100% + .6rem);left:0;overflow-y:auto}.toc-sheet[data-astro-cid-jjtic4mm] a[data-astro-cid-jjtic4mm]{color:var(--ink-2);font-size:var(--fs-sm);border-radius:10px;gap:.8rem;padding:.75rem .8rem;line-height:1.45;text-decoration:none;display:flex}.toc-sheet[data-astro-cid-jjtic4mm] a[data-astro-cid-jjtic4mm]:hover,.toc-sheet[data-astro-cid-jjtic4mm] a[data-astro-cid-jjtic4mm].is-active{background:var(--bg-sunk);color:var(--ink)}@keyframes sheetIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@media (width<=1279px){.rail[data-astro-cid-jjtic4mm]{display:none}.toc-fab[data-astro-cid-jjtic4mm]{display:block}}