:root{--bg:#ffffff;--fg:#1d1d1f;--muted:#5f6368;--accent:#4f46e5;--line:#e5e7eb}
@media (prefers-color-scheme: dark){:root{--bg:#111214;--fg:#ececf1;--muted:#a1a1aa;--accent:#8b8cf8;--line:#2a2b30}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
main{max-width:760px;margin:0 auto;padding:40px 16px 64px}
header{display:flex;align-items:center;gap:10px;margin-bottom:28px}
.marca{font-weight:800;letter-spacing:.06em;font-size:20px;color:var(--fg);text-decoration:none}
h1{font-size:28px;line-height:1.25;margin:0 0 8px}
h2{font-size:19px;margin:32px 0 8px}
p,li{color:var(--fg)}
.sub{color:var(--muted);margin-top:0}
a{color:var(--accent)}
ul{padding-left:20px}
footer{margin-top:48px;padding-top:16px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
footer a{margin-right:16px}