:root{color-scheme:light;--ink:#172033;--muted:#59657a;--accent:#3157d5;--paper:#fff;--soft:#f3f6fc;--line:#d9e0ee}*{box-sizing:border-box}body{margin:0;background:var(--soft);color:var(--ink);font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}header,main,footer{max-width:920px;margin:auto}header{padding:24px 28px;display:flex;gap:20px;align-items:center;justify-content:space-between}nav a{margin-left:16px}main{background:var(--paper);padding:44px clamp(24px,6vw,72px);border:1px solid var(--line);border-radius:18px;box-shadow:0 10px 30px #20305a12}footer{padding:28px;color:var(--muted)}h1{font-size:clamp(2rem,6vw,3.6rem);line-height:1.08;margin:.2em 0}h2{margin-top:2em;border-top:1px solid var(--line);padding-top:1em}h3{margin-top:1.6em}a{color:var(--accent)}.brand{font-weight:800;text-decoration:none;color:var(--ink)}.eyebrow{color:var(--accent);font-weight:700;text-transform:uppercase;letter-spacing:.08em}.lead{font-size:1.2rem;color:var(--muted)}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.button{display:inline-block;padding:11px 17px;border-radius:9px;background:var(--accent);color:white;text-decoration:none;font-weight:700}.button.secondary{background:var(--soft);color:var(--ink);border:1px solid var(--line)}table{width:100%;border-collapse:collapse;font-size:.92rem;display:block;overflow-x:auto}th,td{border:1px solid var(--line);padding:8px;vertical-align:top}code{background:var(--soft);padding:.15em .35em;border-radius:4px}@media(max-width:650px){header{align-items:flex-start;flex-direction:column}nav a{margin:0 14px 0 0}main{border-radius:0;border-left:0;border-right:0}}