:root{--background:#eef1f6;--surface:#f9fafc;--sky-top:#c7d3e8;--sky-bottom:#eef1f6;--text-primary:#1c2230;--text-secondary:#5a6478;--border:#d4dae6;--accent:#4a6fa5;--moon:#f4f2ea;--moon-glow:rgba(180,190,220,0.35);--wolf:#232a3a;--ridge:#39415580;--star-opacity:0;--danger:#b0403c;--success:#2f7d4f}.dark{--background:#0a0d16;--surface:#121828;--sky-top:#060812;--sky-bottom:#101528;--text-primary:#e6eaf4;--text-secondary:#9aa5bd;--border:#232c44;--accent:#8fb4e8;--moon:#f2efe2;--moon-glow:rgba(210,220,255,0.14);--wolf:#05070d;--ridge:#0d1220;--star-opacity:1;--danger:#e06c68;--success:#5dbd85}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--background);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.6;transition:background .4s ease,color .4s ease}::selection{background:var(--accent);color:var(--background)}.theme-toggle{position:fixed;top:18px;right:18px;z-index:50;width:42px;height:42px;border-radius:50%;border:1px solid var(--border);background:var(--surface);color:var(--text-primary);font-size:18px;cursor:pointer;display:grid;place-items:center;transition:transform .2s ease}.theme-toggle:hover{transform:scale(1.08)}.theme-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.hero{position:relative;min-height:92vh;background:linear-gradient(var(--sky-top),var(--sky-bottom));overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end;transition:background .4s ease}.stars{position:absolute;inset:0;opacity:var(--star-opacity);transition:opacity .6s ease;pointer-events:none}.hero-copy{position:absolute;top:16vh;left:50%;transform:translateX(-50%);text-align:center;z-index:5;padding:0 20px;width:100%}.hero-copy h1{font-size:clamp(3.2rem,9vw,6.5rem);letter-spacing:.28em;font-weight:800;text-indent:.28em}.hero-copy p{font-size:clamp(1.05rem,2.4vw,1.4rem);color:var(--text-secondary);margin-top:8px}.hero-cta{margin-top:26px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.btn{display:inline-block;padding:11px 22px;border-radius:8px;font-weight:600;font-size:.95rem;text-decoration:none;border:1px solid var(--border);color:var(--text-primary);background:var(--surface);transition:transform .15s ease,border-color .15s ease}.btn:hover{transform:translateY(-2px)}.btn.primary,.btn:hover{border-color:var(--accent)}.btn.primary{background:var(--accent);color:var(--background)}.hero-scene{width:100%;display:block}section{padding:90px 24px}.wrap{max-width:1020px;margin:0 auto}.eyebrow{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:700}h2{font-size:clamp(1.7rem,4vw,2.5rem);margin:10px 0 16px;line-height:1.2}.lede{color:var(--text-secondary);max-width:62ch;font-size:1.05rem}.pack-section{background:linear-gradient(var(--sky-bottom),var(--sky-top));padding-bottom:0;overflow:hidden;transition:background .4s ease}.pack-scene{width:100%;display:block;margin-top:40px}.pack-wolf{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s ease}.pack-howl{opacity:0;transition:opacity 1s ease .5s}.in-view .pack-wolf{opacity:1;transform:none}.in-view .pack-howl{opacity:1}.in-view .pack-wolf:first-of-type{transition-delay:0s}.in-view .pack-wolf:nth-of-type(2){transition-delay:.25s}.in-view .pack-wolf:nth-of-type(3){transition-delay:.5s}.in-view .pack-wolf:nth-of-type(4){transition-delay:.75s}.in-view .pack-wolf:nth-of-type(5){transition-delay:1s}.map-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));grid-gap:16px;gap:16px;margin-top:36px}.map-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px}.map-card .from{font-weight:700;font-size:1.05rem}.map-card .arrow{color:var(--accent);margin:0 6px}.map-card p{color:var(--text-secondary);font-size:.92rem;margin-top:8px}.graph-panel{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:24px;margin-top:36px;overflow-x:auto}.graph-panel svg{min-width:720px;width:100%;height:auto;display:block}.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));grid-gap:16px;gap:16px;margin-top:36px}.feat{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:22px}.feat h3{font-size:1.02rem;margin-bottom:6px}.feat p{color:var(--text-secondary);font-size:.92rem}.feat .stat{font-size:1.6rem;font-weight:700;color:var(--accent);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.quickstart pre{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:22px;overflow-x:auto;font-size:.88rem;line-height:1.7;margin-top:30px;font-family:ui-monospace,SF Mono,SFMono-Regular,Menlo,Consolas,monospace}.quickstart .c{color:var(--text-secondary)}.quickstart .k{color:var(--accent);font-weight:600}.oss-note{margin-top:20px;border:1px solid var(--border);border-left:3px solid var(--accent);background:var(--surface);border-radius:8px;padding:14px 18px;font-size:.94rem}.oss-note,footer{color:var(--text-secondary)}footer{border-top:1px solid var(--border);padding:34px 24px 60px;text-align:center;font-size:.88rem}footer b{color:var(--text-primary)}.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}.reveal.in-view{opacity:1;transform:none}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.hero,.pack-howl,.pack-section,.pack-wolf,.reveal,body{transition:none!important}.pack-howl,.pack-wolf,.reveal{opacity:1!important;transform:none!important}.howl-line{animation:none!important}}@keyframes howl-drift{to{stroke-dashoffset:-26}}.howl-line{animation:howl-drift 2.4s linear infinite}