:root{color-scheme:dark;--bg: #0f1318;--bg-elevated: #141b22;--surface: rgba(20, 27, 34, .92);--surface-muted: rgba(26, 35, 44, .94);--surface-strong: rgba(31, 42, 53, .98);--border: rgba(151, 177, 194, .2);--text: #edf3f7;--text-muted: #9aa9b5;--accent: #7bc6a4;--accent-strong: #b6f0d7;--accent-soft: rgba(76, 137, 113, .22);--shadow: 0 18px 44px rgba(0, 0, 0, .34);--content-width: 72rem;font-family:Georgia,Times New Roman,serif}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text)}body{line-height:1.55;background-image:radial-gradient(circle at top left,rgba(123,198,164,.16),transparent 28%),radial-gradient(circle at top right,rgba(88,133,192,.18),transparent 26%),linear-gradient(180deg,#111820 0%,var(--bg) 28%,#0b1014 100%)}a{color:var(--accent);text-decoration:none}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--accent-strong);outline-offset:2px}a:hover{text-decoration:underline}::selection{background:#7bc6a452;color:var(--text)}.app-shell{display:grid;grid-template-columns:minmax(18rem,22rem) 1fr;min-height:100vh}.sidebar{position:sticky;top:0;align-self:start;height:100vh;overflow:auto;border-right:1px solid var(--border);background:linear-gradient(180deg,#121920fa,#0f141af5);backdrop-filter:blur(18px);padding:1.25rem}.sidebar-disclosure{display:grid}.sidebar-toggle{display:none}.sidebar-panel{display:grid}.sidebar-header{margin-bottom:1.5rem}.sidebar-header p{margin:.5rem 0 0;color:var(--text-muted);font-size:.95rem}.sidebar-home{color:var(--text);font-size:1.35rem;font-weight:700;letter-spacing:.01em}.main-content{width:min(100%,var(--content-width));min-width:0;margin:0 auto;padding:2rem}.sidebar-search-label,.eyebrow{display:inline-block;margin-bottom:.5rem;color:var(--text-muted);font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.sidebar-search{width:100%;padding:.75rem .9rem;border:1px solid var(--border);border-radius:.75rem;background:#0a0f14a8;font:inherit;color:inherit;box-shadow:inset 0 1px #ffffff05}.sidebar-search::placeholder{color:var(--text-muted)}.sidebar-groups{display:grid;gap:1.25rem;margin-top:1.5rem}.sidebar-group h2,.toc-block h2{margin:0 0 .6rem;font-size:.95rem}.sidebar-group ul,.toc-block ul,.entry-list{margin:0;padding:0;list-style:none}.sidebar-group li+li,.entry-list li+li,.toc-block li+li{margin-top:.45rem}.sidebar-group a[aria-current=page]{font-weight:700;color:var(--accent-strong)}.page-intro,.content-block,.article-header,.article-body,.article-aside{background:var(--surface);border:1px solid var(--border);border-radius:1rem;box-shadow:var(--shadow);backdrop-filter:blur(12px)}.page-intro,.content-block,.article-header{padding:1.5rem}.page-intro h1,.article-header h1{margin:0;font-size:clamp(2rem,2.4vw,3.25rem);line-height:1.05;text-wrap:balance}.page-intro p:last-child,.content-block p:last-child{margin-bottom:0}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(11rem,1fr));gap:1rem;margin:1.25rem 0}.card{display:grid;gap:.35rem;padding:1rem;border:1px solid var(--border);border-radius:1rem;background:linear-gradient(180deg,#19222bf5,#12181ff5);box-shadow:var(--shadow);transition:transform .16s ease,border-color .16s ease,background .16s ease}.card:hover{transform:translateY(-2px);border-color:#7bc6a457;text-decoration:none}.card-label,.article-meta,.entry-list p,.section-heading-row span,.article-aside,.toc-block,.sidebar-group li{color:var(--text-muted)}.section-heading-row{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;margin-bottom:1rem}.section-heading-row h2{margin:0}.entry-list a{color:var(--text);font-weight:700}.entry-list p{margin:.3rem 0 0}.content-block+.content-block,.page-intro+.content-block,.card-grid+.content-block,.article-header+.article-glance,.article-glance+.article-shell,.article-header+.article-shell{margin-top:1.25rem}.article-glance{display:grid;grid-template-columns:minmax(0,1.35fr) repeat(2,minmax(0,1fr));gap:1rem}.glance-card{background:linear-gradient(180deg,#18212af7,#12181ff7);border:1px solid var(--border);border-radius:1rem;box-shadow:var(--shadow);padding:1.2rem 1.25rem}.glance-card p:last-child,.glance-card ul,.glance-card dl{margin-bottom:0}.glance-lead p:last-child{font-size:1.03rem;line-height:1.65;color:var(--text)}.glance-list{display:grid;gap:.55rem;margin:0;padding-left:1.1rem}.glance-stats dl{display:grid;gap:.8rem;margin:0}.glance-stats div{display:flex;justify-content:space-between;gap:1rem;padding-bottom:.65rem;border-bottom:1px solid var(--border)}.glance-stats div:last-child{padding-bottom:0;border-bottom:0}.glance-stats dt{color:var(--text-muted)}.glance-stats dd{margin:0;font-weight:700;color:var(--text)}.article-shell{display:grid;grid-template-columns:minmax(0,1fr) minmax(18rem,20rem);gap:1.25rem}.article-body,.article-aside{padding:1.5rem}.article-body :is(h2,h3,h4,h5,h6){scroll-margin-top:1rem}.article-body h2{max-width:70ch;margin:2.5rem 0 1rem;padding:1rem 1.15rem;border:1px solid var(--border);border-left:.4rem solid var(--accent);border-radius:1rem;background:linear-gradient(135deg,var(--accent-soft),rgba(21,28,35,.98));box-shadow:var(--shadow);line-height:1.2}.article-body h2:first-of-type{margin-top:0}.article-body h3{max-width:70ch;margin:1.6rem 0 .8rem;color:var(--text);font-size:1.15rem}.article-body p,.article-body ul,.article-body ol,.article-body blockquote{max-width:70ch}.article-body pre,.article-body code{font-family:Courier New,monospace}.article-body pre,.article-body table{max-width:100%;overflow-x:auto}.article-body blockquote,.article-body pre,.article-body table,.article-body code{background:#0a0f1485}.article-body blockquote{margin-left:0;padding:.9rem 1rem;border-left:.25rem solid var(--accent);border-radius:.75rem}.article-body pre,.article-body table{border:1px solid var(--border);border-radius:.85rem}.article-body code{padding:.1rem .3rem;border-radius:.35rem}.article-body img,.article-body svg,.article-body video,.article-body iframe{max-width:100%;height:auto}.article-body figure{max-width:70ch;margin:1.5rem 0;border:1px solid var(--border);border-radius:1rem;overflow:hidden;background:var(--surface-muted)}.article-body figure img{display:block;width:100%}.article-body figcaption{padding:.85rem 1rem;font-size:.95rem;color:var(--muted-color, #666);border-top:1px solid var(--border)}.article-meta{display:flex;flex-wrap:wrap;gap:1rem;margin-top:.75rem;font-size:.95rem}.article-aside{display:grid;gap:1rem;align-self:start;position:sticky;top:1rem}.toc-block{border:1px solid var(--border);border-radius:.9rem;padding:1rem;background:linear-gradient(180deg,#171f27f5,#11171df5)}.article-nav-block{gap:.9rem}.article-progress-meta{display:grid;gap:.2rem;color:var(--text-muted);font-size:.9rem}.article-progress-meta strong{color:var(--text);font-size:1rem}.article-progress{width:100%;height:.45rem;border-radius:999px;background:#7bc6a41f;overflow:hidden}.article-progress span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--accent),#9fe3c4)}.toc-list a{display:block;padding:.35rem .5rem;border-radius:.6rem;color:inherit}.toc-list a.is-active{background:var(--surface-strong);color:var(--text);font-weight:700}.article-body hr{border:0;border-top:1px solid var(--border);margin:2rem 0}.toc-list .toc-depth-3 a,.toc-list .toc-depth-4 a,.toc-list .toc-depth-5 a,.toc-list .toc-depth-6 a{margin-left:.8rem;font-size:.95rem}.theme-dark .page-intro,.theme-dark .article-header{background:linear-gradient(180deg,#1a232cf5,#12181ff0)}.sibling-links{display:grid;gap:.75rem}@media(max-width:960px){html[data-sidebar-init=mobile] .sidebar-disclosure>.sidebar-panel{display:none}html[data-sidebar-init=mobile] .sidebar-toggle:after{content:"+"}.app-shell{grid-template-columns:1fr}.sidebar{position:static;height:auto;border-right:0;border-bottom:1px solid var(--border);padding:.75rem 1rem;overflow:visible}.sidebar-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;padding:.9rem 1rem;border:1px solid var(--border);border-radius:.9rem;background:var(--surface-strong);color:var(--text);font:inherit;font-weight:700;cursor:pointer;list-style:none}.sidebar-toggle::-webkit-details-marker{display:none}.sidebar-toggle:after{content:"+";font-size:1.1rem;line-height:1}.sidebar-disclosure[open] .sidebar-toggle:after{content:"-"}.sidebar-panel{padding-top:.9rem}.main-content,.page-intro,.content-block,.article-header,.article-body,.article-aside{padding:1rem}.page-intro h1,.article-header h1{font-size:clamp(1.75rem,9vw,2.5rem)}.card-grid,.article-glance{grid-template-columns:1fr}.section-heading-row,.article-meta{flex-direction:column;align-items:flex-start;gap:.5rem}.article-shell{grid-template-columns:1fr}.article-aside{position:static}}@media(min-width:961px){.sidebar-disclosure{display:block}.sidebar-disclosure>.sidebar-panel,.sidebar-disclosure:not([open])>.sidebar-panel{display:block}}