:root{
  --bg:#F4F4F5;
  --surface:#FFFFFF;
  --ink:#111114;
  --muted:#52525B;
  --accent:#B45309;
  --line:#E4E4E7;
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#18181B;
    --surface:#27272A;
    --ink:#FFFFFF;
    --muted:#A1A1AA;
    --accent:#F59E0B;
    --line:#3F3F46;
  }
}
*{box-sizing:border-box;margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
  line-height:1.62;
  padding:40px 20px 80px;
  -webkit-font-smoothing:antialiased;
}
.wrap{max-width:44rem;margin:0 auto}
nav{
  display:flex;
  gap:18px;
  align-items:baseline;
  flex-wrap:wrap;
  padding-bottom:18px;
  border-bottom:1px solid var(--line);
  margin-bottom:32px;
}
nav .brand{font-weight:700;font-size:18px;letter-spacing:-.01em}
nav a{color:var(--accent);text-decoration:none;font-size:14px;font-weight:500}
nav a:hover{text-decoration:underline}
h1{font-size:32px;font-weight:700;letter-spacing:-.02em;line-height:1.15;margin-bottom:8px}
h2{font-size:20px;font-weight:600;margin:34px 0 10px}
p,li{font-size:16px;color:var(--ink);margin-bottom:12px}
ul{padding-left:20px}
.lede{color:var(--muted);font-size:16px;margin-bottom:6px}
.updated{color:var(--muted);font-size:13px;margin-top:2px}
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:12px;
  padding:18px 20px;
  margin:20px 0;
}
.card p:last-child,.card li:last-child{margin-bottom:0}
strong{font-weight:700}
a{color:var(--accent)}
footer{
  margin-top:52px;
  padding-top:18px;
  border-top:1px solid var(--line);
  color:var(--muted);
  font-size:13px;
}