:root {
  --amber: #d98b0e;
  --amber-bright: #f5a524;
  --ink: #16191c;
  --muted: #5d6771;
  --bg: #f2f3f4;
  --card: #ffffff;
  --line: #d7dadd;
}
@media (prefers-color-scheme: dark) {
  :root {
    --amber: #f5a524;
    --amber-bright: #ffbe4a;
    --ink: #f1f3f5;
    --muted: #a7b0b8;
    --bg: #141618;
    --card: #1d2023;
    --line: #2a2e32;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 720px; margin: 0 auto; padding: 24px 20px 64px; }
header.site { display: flex; align-items: center; gap: 10px; padding: 18px 0 6px; }
header.site .logo {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(160deg, #1e2226, #0f1113);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--amber-bright); font-weight: 700; font-size: 17px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
header.site .name a { color: var(--ink); text-decoration: none; font-weight: 700; font-size: 18px; }
h1 { font-size: 30px; margin: 24px 0 4px; letter-spacing: -0.01em; }
h2 { font-size: 20px; margin: 30px 0 8px; }
h3 { font-size: 16px; margin: 20px 0 6px; }
p, li { color: var(--ink); }
.updated { color: var(--muted); font-size: 14px; margin: 0 0 18px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 16px 18px; margin: 16px 0 24px;
}
.card p { margin: 6px 0 0; }
.badge {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .08em;
  color: #1a1400; background: var(--amber-bright); border-radius: 6px; padding: 2px 8px;
}
a { color: var(--amber); }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.92em; background: var(--card); padding: 1px 5px; border-radius: 4px; border: 1px solid var(--line); }
details { border: 1px solid var(--line); border-radius: 12px; background: var(--card); padding: 10px 16px; margin: 10px 0; }
summary { cursor: pointer; font-weight: 600; }
details p { color: var(--muted); }
footer { margin-top: 48px; padding-top: 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
footer nav a { margin-right: 16px; }