:root{--bg:#fff7ef;--ink:#1d1410;--muted:#6b5a50;--accent:#e2557a;--card:#ffffff}
@media (prefers-color-scheme:dark){:root{--bg:#17110e;--ink:#f6ece4;--muted:#b9a79b;--accent:#ff7da0;--card:#211915}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 system-ui,-apple-system,"Segoe UI",sans-serif}
main{max-width:720px;margin:0 auto;padding:48px 16px 64px}
h1{font-size:2.2rem;line-height:1.15;margin:0 0 8px}
h2{font-size:1.2rem;margin:32px 0 8px}
p,li{color:var(--ink)}
.muted{color:var(--muted)}
a{color:var(--accent)}
nav{display:flex;gap:16px;flex-wrap:wrap;margin:0 0 32px;font-weight:600}
.card{background:var(--card);border-radius:14px;padding:20px;margin:24px 0}
footer{margin-top:48px;font-size:.9rem;color:var(--muted)}