:root{--bg:#04080f;--bg2:#070d18;--surface:#0a1220;--surface2:#0e1828;--accent:#00d4ff;--accent-dim:rgba(0,212,255,.1);--accent-border:rgba(0,212,255,.22);--text:#cce8ff;--text2:#7aaec8;--muted:#3d6070;--border:rgba(0,212,255,.1);--border-strong:rgba(0,212,255,.25);--red:#ff3355;--red2:#ff5577;--blue:#00d4ff;--blue2:#66e0ff;--green:#00ff88;--amber:#ffcc00;--card:#0a1220}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);font-family:Inter,sans-serif;font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;inset:0;background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,0,0,.04) 2px,rgba(0,0,0,.04) 4px);pointer-events:none;z-index:9999}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:var(--bg2)}::-webkit-scrollbar-thumb{background:var(--accent);border-radius:3px}nav{position:fixed;top:0;left:0;right:0;z-index:500;background:#04080fe0;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);padding:0 40px;height:52px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border-strong)}.nav-brand{font-family:Oxanium,sans-serif;font-size:.95rem;font-weight:700;color:var(--text);letter-spacing:.08em;text-transform:uppercase;text-decoration:none}.nav-brand span{color:var(--accent)}.nav-links{display:flex;gap:0;list-style:none}.nav-links a{font-family:Fira Code,monospace;color:#cce8ff61;font-size:.68rem;font-weight:400;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;padding:0 13px;height:52px;display:flex;align-items:center;border-right:1px solid rgba(0,212,255,.07);transition:color .2s,background .2s}.nav-links a:first-child{border-left:1px solid rgba(0,212,255,.07)}.nav-links a:hover{color:var(--accent);background:var(--accent-dim)}.hero{margin-top:52px;background:var(--bg);padding:90px 40px 80px;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(0,212,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(0,212,255,.045) 1px,transparent 1px);background-size:44px 44px;pointer-events:none}.hero:after{content:"";position:absolute;bottom:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent)}.hero-inner{position:relative;max-width:860px;margin:0 auto}.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:Fira Code,monospace;font-size:.72rem;font-weight:400;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:22px}.hero-eyebrow:before{content:"//";color:var(--muted);margin-right:4px}.hero h1{font-family:Oxanium,sans-serif;font-size:clamp(2.4rem,5vw,4rem);font-weight:800;color:var(--text);line-height:1.1;margin-bottom:22px;letter-spacing:-.01em}.hero h1 em{color:var(--accent);font-style:normal}.hero-sub{color:var(--text2);font-size:1.05rem;line-height:1.75;max-width:640px;margin-bottom:36px}.hero-meta{display:flex;gap:28px;flex-wrap:wrap;font-family:Fira Code,monospace;font-size:.72rem;color:var(--muted);letter-spacing:.04em}.hero-meta span{display:flex;align-items:center;gap:8px}.hero-meta span:before{content:">";color:var(--accent)}.index-strip{background:var(--bg2);border-bottom:1px solid var(--border);padding:28px 40px}.index-inner{max-width:1100px;margin:0 auto}.index-title{font-family:Fira Code,monospace;font-size:.68rem;font-weight:400;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:16px}.index-grid{display:flex;flex-wrap:wrap;gap:8px}.idx{display:inline-flex;align-items:center;gap:7px;background:var(--surface);border:1px solid var(--border);border-radius:4px;padding:6px 12px;font-size:.75rem;font-weight:500;color:var(--text2);text-decoration:none;transition:all .15s}.idx:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}.idx-num{font-family:Fira Code,monospace;font-size:.68rem;color:var(--muted)}.container{max-width:1100px;margin:0 auto;padding:0 40px}.chapter{padding:80px 0 0;border-top:1px solid var(--border);margin-top:60px}.chapter:first-of-type{margin-top:0;border-top:none;padding-top:70px}.ch-label{display:flex;align-items:center;gap:12px;margin-bottom:14px}.ch-num{font-family:Fira Code,monospace;font-size:.68rem;color:var(--bg);background:var(--accent);padding:3px 9px;border-radius:3px;letter-spacing:.1em}.ch-cat{font-family:Fira Code,monospace;font-size:.68rem;font-weight:400;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}.chapter h2{font-family:Oxanium,sans-serif;font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:700;color:var(--text);line-height:1.2;margin-bottom:8px;letter-spacing:-.01em}.chapter h2 span{color:var(--muted);font-weight:400}.chapter-deck{font-size:1.05rem;color:var(--text2);max-width:680px;line-height:1.75;margin-bottom:38px;border-left:2px solid var(--accent);padding-left:18px}h3{font-family:Oxanium,sans-serif!important;font-size:1.1rem!important;font-weight:600!important;color:var(--text)!important;margin:28px 0 14px!important;letter-spacing:.02em}.body-text{max-width:720px;font-size:.97rem;line-height:1.85;color:var(--text2)}.body-text p{margin-bottom:1.2em}.body-text strong{color:var(--text);font-weight:600}.body-text em{color:var(--accent);font-style:normal}.body-text a{color:var(--accent);text-decoration:underline;text-decoration-color:#00d4ff4d}.callout{border-radius:6px;padding:20px 22px;margin:28px 0;max-width:720px}.callout-why{background:#00d4ff0f;border:1px solid rgba(0,212,255,.2);border-left:3px solid var(--accent)}.callout-why .cl{font-family:Fira Code,monospace;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:8px}.callout-tip{background:#66e0ff0d;border:1px solid rgba(102,224,255,.18);border-left:3px solid var(--blue2)}.callout-tip .cl{font-family:Fira Code,monospace;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--blue2);margin-bottom:8px}.callout-warn{background:#ffcc000d;border:1px solid rgba(255,204,0,.2);border-left:3px solid var(--amber)}.callout-warn .cl{font-family:Fira Code,monospace;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--amber);margin-bottom:8px}.callout-green{background:#00ff880d;border:1px solid rgba(0,255,136,.18);border-left:3px solid var(--green)}.callout-green .cl{font-family:Fira Code,monospace;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--green);margin-bottom:8px}.callout p{font-size:.9rem;line-height:1.75;color:var(--text2)}.callout strong{color:var(--text)}.pull{margin:36px 0;padding:26px 30px 26px 48px;border-top:1px solid var(--border-strong);border-bottom:1px solid var(--border-strong);max-width:680px;position:relative}.pull:before{content:'"';font-family:Oxanium,sans-serif;font-size:5rem;color:var(--accent);opacity:.3;position:absolute;top:-4px;left:8px;line-height:1}.pull p{font-family:Oxanium,sans-serif;font-size:1.15rem;line-height:1.6;color:var(--text)}.pull cite{display:block;margin-top:10px;font-family:Fira Code,monospace;font-size:.73rem;font-style:normal;color:var(--muted);letter-spacing:.04em}.vis-row{display:flex;gap:16px;margin:28px 0;flex-wrap:wrap;max-width:760px}.vis-cell{flex:1;min-width:180px;background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:18px 16px}.vis-cell .vc-label{font-family:Fira Code,monospace;font-size:.65rem;font-weight:400;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}.vis-cell .vc-val{font-family:Oxanium,sans-serif;font-size:1.8rem;font-weight:700;color:var(--text);line-height:1}.vis-cell .vc-sub{font-size:.78rem;color:var(--text2);margin-top:5px;line-height:1.5}.analogy{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:28px;margin:28px 0;max-width:720px;position:relative;overflow:hidden}.analogy:before{content:"// ANALOGY";position:absolute;top:14px;right:18px;font-family:Fira Code,monospace;font-size:.6rem;letter-spacing:.18em;color:#00d4ff38}.analogy-icon{font-size:1.8rem;margin-bottom:12px}.analogy p{font-size:.93rem;line-height:1.8;color:var(--text2)}.analogy strong{color:var(--text)}.code-block{background:#020509;border:1px solid var(--border);border-radius:6px;padding:20px 22px;margin:20px 0;max-width:720px;overflow-x:auto}.code-block code{font-family:Fira Code,monospace;font-size:.82rem;line-height:1.75;color:var(--text2);display:block}.code-block .cm{color:var(--muted)}.code-block .ck{color:#79c0ff}.code-block .cv{color:#a8daff}.code-block .cn{color:var(--green)}.code-block .cf{color:var(--accent)}.bench-table{width:100%;max-width:720px;border-collapse:collapse;margin:24px 0;background:var(--surface);border:1px solid var(--border);border-radius:6px;overflow:hidden;font-size:.85rem}.bench-table th{background:var(--surface2);color:var(--accent);font-family:Fira Code,monospace;font-size:.66rem;letter-spacing:.1em;font-weight:400;text-transform:uppercase;padding:12px 16px;text-align:left;border-bottom:1px solid var(--border-strong)}.bench-table td{padding:11px 16px;border-bottom:1px solid var(--border);color:var(--text2);vertical-align:middle}.bench-table tr:last-child td{border-bottom:none}.bench-table tr:nth-child(2n) td{background:#00d4ff05}.score-bar{display:flex;align-items:center;gap:10px}.bar{height:4px;border-radius:2px;background:var(--accent);min-width:4px}.score-val{font-family:Fira Code,monospace;font-size:.8rem;color:var(--accent)}.spectrum{max-width:720px;margin:24px 0;background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:22px}.spec-track{height:8px;border-radius:4px;background:linear-gradient(90deg,var(--green),var(--amber),var(--red));margin:12px 0;position:relative}.spec-labels{display:flex;justify-content:space-between;font-family:Fira Code,monospace;font-size:.7rem;color:var(--muted);margin-top:8px}.spec-marker{position:absolute;top:-7px;width:22px;height:22px;border-radius:50%;background:var(--bg);border:2px solid var(--accent);display:flex;align-items:center;justify-content:center;font-family:Fira Code,monospace;font-size:.58rem;color:var(--accent);transform:translate(-50%);cursor:default}.spec-title{font-family:Fira Code,monospace;font-size:.68rem;font-weight:400;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:720px;margin:24px 0}.two-col-wide{grid-template-columns:1.4fr 1fr}@media(max-width:600px){.two-col,.two-col-wide{grid-template-columns:1fr}}.col-card{background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:20px}.col-card h4{font-family:Oxanium,sans-serif;font-size:.95rem;font-weight:600;color:var(--text);margin-bottom:8px}.col-card p,.col-card ul{font-size:.85rem;line-height:1.7;color:var(--text2)}.col-card ul{padding-left:18px}.col-card li{margin-bottom:4px}.ch-divider{max-width:1100px;margin:0 auto;height:1px;background:var(--border)}.ch-layout{display:grid;grid-template-columns:1fr 260px;gap:60px;align-items:start}.ch-sidebar{position:sticky;top:80px}.sidebar-card{background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:18px;margin-bottom:14px}.sidebar-card h4{font-family:Fira Code,monospace;font-size:.64rem;font-weight:400;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--border)}.sidebar-card ul{list-style:none;padding:0}.sidebar-card li{font-size:.82rem;color:var(--text2);padding:5px 0;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}.sidebar-card li:last-child{border-bottom:none}.sidebar-card li span{font-family:Fira Code,monospace;font-size:.7rem;background:var(--surface2);border:1px solid var(--border);padding:2px 7px;border-radius:3px;color:var(--accent)}.sidebar-def{font-size:.83rem;line-height:1.7;color:var(--text2);padding:12px;background:var(--accent-dim);border-radius:4px;border-left:2px solid var(--accent)}.ch-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:28px;margin-top:32px}footer{background:var(--bg2);color:var(--text2);padding:50px 40px;margin-top:100px;font-size:.83rem;border-top:1px solid var(--border)}.foot-inner{max-width:1100px;margin:0 auto;display:flex;justify-content:space-between;align-items:start;flex-wrap:wrap;gap:28px}.foot-brand{font-family:Oxanium,sans-serif;font-size:1rem;font-weight:700;color:var(--text);margin-bottom:6px;letter-spacing:.06em}.foot-link{color:var(--text2);text-decoration:none;font-size:.8rem}.foot-link:hover{color:var(--accent)}.gbadge{display:inline-block;background:var(--accent);color:var(--bg);font-family:Fira Code,monospace;font-size:.65rem;font-weight:500;letter-spacing:.08em;padding:2px 8px;border-radius:3px;text-transform:uppercase;vertical-align:middle;margin-left:6px}.fi{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}.fi.vis{opacity:1;transform:none}@media(max-width:900px){nav{padding:0 20px}.nav-links{display:none}.hero{padding:60px 20px 50px}.container{padding:0 20px}.index-strip{padding:20px}.ch-layout{grid-template-columns:1fr}.ch-sidebar{display:none}}