.sticky-chapter-nav[data-astro-cid-tnqs5j2o]{position:sticky;top:0;z-index:30;opacity:0;pointer-events:none;transform:translateY(-4px);transition:opacity .18s ease,transform .18s ease}.sticky-chapter-nav[data-astro-cid-tnqs5j2o].is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}.scn-desktop[data-astro-cid-tnqs5j2o]{display:flex;align-items:center;height:48px;border-bottom:1px solid var(--color-rule);background:color-mix(in srgb,var(--color-paper) 92%,transparent);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);@supports not (backdrop-filter: blur(1px)){background:var(--color-paper)}}.scn-inner[data-astro-cid-tnqs5j2o]{display:flex;align-items:center;gap:var(--space-3);width:100%;max-width:var(--container-wide);margin:0 auto;padding:0 var(--space-4);overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}.scn-inner[data-astro-cid-tnqs5j2o]::-webkit-scrollbar{display:none}.scn-title[data-astro-cid-tnqs5j2o]{font-family:var(--font-display);font-size:var(--text-sm);font-weight:600;color:var(--color-ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:220px;flex-shrink:0;padding-right:var(--space-3);border-right:1px solid var(--color-rule)}.scn-links[data-astro-cid-tnqs5j2o]{display:flex;align-items:center;gap:var(--space-3);flex:1;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}.scn-links[data-astro-cid-tnqs5j2o]::-webkit-scrollbar{display:none}.scn-links[data-astro-cid-tnqs5j2o] a,.scn-links[data-astro-cid-tnqs5j2o] a:visited{font-family:var(--font-sans);font-size:var(--text-sm);font-weight:500;color:var(--color-ink-muted);text-decoration:none;white-space:nowrap;padding:2px 0;border-bottom:2px solid transparent;transition:color .12s ease,border-color .12s ease}.scn-links[data-astro-cid-tnqs5j2o] a:hover{color:var(--color-ink);border-bottom-color:var(--color-accent);text-decoration:none}.scn-links[data-astro-cid-tnqs5j2o] a.is-active{color:var(--color-accent);font-weight:600;border-bottom-color:var(--color-accent)}.scn-mobile[data-astro-cid-tnqs5j2o]{display:none}@media(max-width:699px){.scn-desktop[data-astro-cid-tnqs5j2o]{display:none}.scn-mobile[data-astro-cid-tnqs5j2o]{display:block;position:fixed;bottom:0;left:0;right:0;z-index:30;background:var(--color-paper);border-top:1px solid var(--color-rule-strong)}.scn-mobile-trigger[data-astro-cid-tnqs5j2o]{display:flex;align-items:center;justify-content:center;gap:.375rem;height:56px;font-family:var(--font-sans);font-size:var(--text-sm);font-weight:600;color:var(--color-ink);cursor:pointer;list-style:none;user-select:none;-webkit-tap-highlight-color:transparent}.scn-mobile-trigger[data-astro-cid-tnqs5j2o]::-webkit-details-marker{display:none}.scn-mobile-trigger[data-astro-cid-tnqs5j2o]::marker{display:none}.scn-chevron[data-astro-cid-tnqs5j2o]{font-size:12px;transition:transform .2s ease}.scn-mobile[data-astro-cid-tnqs5j2o][open] .scn-chevron[data-astro-cid-tnqs5j2o]{transform:rotate(180deg)}.scn-mobile-panel[data-astro-cid-tnqs5j2o]{max-height:60vh;overflow-y:auto;overscroll-behavior:contain;border-top:1px solid var(--color-rule)}.scn-mobile-list[data-astro-cid-tnqs5j2o]{list-style:none;margin:0;padding:var(--space-1) 0}.scn-mobile-list[data-astro-cid-tnqs5j2o] li[data-astro-cid-tnqs5j2o]{margin:0}.scn-mobile-list[data-astro-cid-tnqs5j2o] a,.scn-mobile-list[data-astro-cid-tnqs5j2o] a:visited{display:block;font-family:var(--font-sans);font-size:var(--text-sm);font-weight:500;color:var(--color-ink-muted);text-decoration:none;padding:.75rem var(--space-4);border-bottom:1px solid var(--color-rule);transition:color .12s ease,background .12s ease}.scn-mobile-list[data-astro-cid-tnqs5j2o] li[data-astro-cid-tnqs5j2o]:last-child a{border-bottom:none}.scn-mobile-list[data-astro-cid-tnqs5j2o] a:hover{color:var(--color-ink);background:var(--color-surface);text-decoration:none}.scn-mobile-list[data-astro-cid-tnqs5j2o] a.is-active{color:var(--color-accent);font-weight:600}}@media(prefers-reduced-motion:reduce){.sticky-chapter-nav[data-astro-cid-tnqs5j2o]{transition:opacity .01ms;transform:none!important}.scn-links[data-astro-cid-tnqs5j2o] a,.scn-mobile-list[data-astro-cid-tnqs5j2o] a{transition:none}}