:root{--ink:#16202a;--muted:#55616d;--line:#e3e7eb;--accent:#0b6e4f;--bg:#fff;--soft:#f5f7f6}
@media (prefers-color-scheme:dark){:root{--ink:#e8edf1;--muted:#a3afba;--line:#2a343d;--accent:#3ecf9a;--bg:#0f151a;--soft:#161e24}}
*{box-sizing:border-box}body{margin:0;font:17px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg)}
header,main,footer{max-width:60rem;margin:0 auto;padding:0 1.25rem}
header{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center;justify-content:space-between;padding-top:1rem;padding-bottom:1rem;border-bottom:1px solid var(--line)}
.brand{font-weight:700;font-size:1.2rem;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:.5rem}
nav{display:flex;gap:1.1rem;align-items:center;flex-wrap:wrap}nav a{color:var(--ink);text-decoration:none}nav a:hover{color:var(--accent)}
a{color:var(--accent)}.cta,.button{background:var(--accent);color:#fff!important;padding:.55rem 1rem;border-radius:8px;text-decoration:none;display:inline-block;font-weight:600}
.hero{padding:3.5rem 0 2rem}.hero h1{font-size:clamp(2rem,5vw,3.1rem);line-height:1.15;margin:0 0 1rem}.hero p{font-size:1.2rem;color:var(--muted);max-width:40rem}
h1{line-height:1.2}h2{margin-top:2.4rem}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:1rem}
.card{background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:1.1rem 1.2rem}.card h3{margin-top:0}
blockquote{margin:1rem 0;padding:.6rem 1rem;border-left:4px solid var(--accent);background:var(--soft);color:var(--ink)}
table{border-collapse:collapse;width:100%;font-size:.95rem}th,td{border-bottom:1px solid var(--line);padding:.6rem .5rem;text-align:left;vertical-align:top}
.scroll{overflow-x:auto}footer{border-top:1px solid var(--line);margin-top:3rem;padding-top:1.2rem;padding-bottom:2.5rem;color:var(--muted);font-size:.9rem}
code{background:var(--soft);padding:.1rem .35rem;border-radius:4px;font-size:.92em}