:root { --bg:#fbfaf7; --fg:#1d1d1b; --muted:#5c5b56; --card:#f1efe8; --line:#dedbd1; --accent:#1f6f4a; --accent-fg:#fff; }
@media (prefers-color-scheme: dark) { :root { --bg:#161614; --fg:#ecebe6; --muted:#a4a29a; --card:#22221f; --line:#33322e; --accent:#4fb37e; --accent-fg:#0c1a12; } }
* { box-sizing:border-box }
body { margin:0; background:var(--bg); color:var(--fg); font:17px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif }
a { color:inherit }
.wrap { max-width:46rem; margin:0 auto; padding:0 1.25rem }
header { display:flex; align-items:center; justify-content:space-between; padding:1.1rem 0 }
.brand { display:flex; align-items:center; gap:.6rem; text-decoration:none; font-weight:650 }
.brand img { width:32px; height:32px }
nav { display:flex; gap:1rem; align-items:center; font-size:.95rem }
nav a { text-decoration:none; color:var(--muted) }
nav a.btn { color:var(--accent-fg) }
.btn { display:inline-block; background:var(--accent); color:var(--accent-fg); padding:.55rem 1rem; border-radius:.5rem; text-decoration:none; font-weight:600 }
.btn.ghost { background:transparent; color:var(--fg); border:1px solid var(--line) }
.hero { padding:3.5rem 0 2.5rem }
.hero h1 { font-size:2.3rem; line-height:1.15; margin:0 0 1rem; letter-spacing:-.01em }
.hero p { font-size:1.15rem; color:var(--muted); margin:0 0 1.6rem; max-width:36rem }
.cta { display:flex; gap:.75rem; flex-wrap:wrap; align-items:center }
.note { font-size:.9rem; color:var(--muted) }
section { padding:1.75rem 0; border-top:1px solid var(--line) }
h2 { font-size:1.35rem; margin:0 0 1rem }
.cards { display:grid; grid-template-columns:repeat(auto-fit,minmax(13rem,1fr)); gap:.9rem }
.card { background:var(--card); border-radius:.75rem; padding:1rem 1.1rem }
.card h3 { margin:0 0 .35rem; font-size:1.02rem }
.card p { margin:0; color:var(--muted); font-size:.95rem }
.example { background:var(--card); border-left:4px solid var(--accent); border-radius:.5rem; padding:1rem 1.1rem; margin:1rem 0 }
.example p { margin:.25rem 0 }
ol.steps { padding-left:1.25rem; margin:0 }
ol.steps li { margin:.5rem 0 }
footer { padding:2rem 0 3rem; border-top:1px solid var(--line); font-size:.9rem; color:var(--muted); display:flex; justify-content:space-between; flex-wrap:wrap; gap:.75rem }
footer a { color:var(--muted) }