:root{color-scheme:dark;--bg:#0d1114;--panel:#151c20;--text:#edf2ef;--muted:#9caaa4;--line:#29343a;--accent:#75d6ad}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 system-ui,-apple-system,Segoe UI,sans-serif}.shell{width:min(1080px,calc(100% - 40px));margin:auto}header{height:84px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}a{color:var(--text);text-decoration:none}.brand{font-weight:720;letter-spacing:.02em}nav{display:flex;gap:26px}nav a,footer{color:var(--muted)}.hero{padding:92px 0 70px}.eyebrow{color:var(--accent);font-size:.76rem;font-weight:750;letter-spacing:.18em}.hero h1,.prose h1{max-width:760px;margin:.25em 0;font-size:clamp(2.6rem,7vw,5.6rem);line-height:1.02;letter-spacing:-.045em}.lead{max-width:690px;color:var(--muted);font-size:1.25rem}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:70px}.cards article{padding:28px;background:var(--panel);border:1px solid var(--line);border-radius:14px}.cards span{color:var(--accent);font:700 .75rem ui-monospace,monospace}.cards h2{font-size:1.1rem}.cards p,.prose p{color:var(--muted)}.prose{padding:90px 0;max-width:820px}.prose h1{font-size:clamp(2.5rem,6vw,4.6rem)}.prose p{max-width:680px;font-size:1.1rem}footer{padding:30px 0 50px;border-top:1px solid var(--line);font-size:.85rem}@media(max-width:760px){header{height:70px}.hero,.prose{padding-top:58px}.cards{grid-template-columns:1fr;margin-top:45px}.hero h1{font-size:3rem}nav{gap:16px}}