:root {
  --bg: #f6f5f2;
  --surface: #ffffff;
  --text: #1c1d1f;
  --muted: #5b5f66;
  --line: #e2e0da;
  --accent: #b5522b;
  --accent-ink: #ffffff;
  --max: 960px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141517;
    --surface: #1c1d20;
    --text: #ecebe7;
    --muted: #a3a6ad;
    --line: #2d2f33;
    --accent: #e07a4c;
    --accent-ink: #141517;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); }
a:hover { text-decoration: none; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 16px; }

header.site { border-bottom: 1px solid var(--line); background: var(--surface); }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 20px; letter-spacing: .2px; color: var(--text); text-decoration: none; }
.brand span { color: var(--accent); }
nav.main { display: flex; gap: 20px; flex-wrap: wrap; }
nav.main a { color: var(--muted); text-decoration: none; font-size: 15px; }
nav.main a:hover, nav.main a[aria-current="page"] { color: var(--text); }

main { padding: 48px 0 64px; }
.hero h1 { font-size: clamp(32px, 6vw, 48px); line-height: 1.1; margin: 0 0 16px; }
.hero p { font-size: 19px; color: var(--muted); max-width: 640px; margin: 0; }
h1 { font-size: 34px; line-height: 1.2; margin: 0 0 12px; }
h2 { font-size: 22px; margin: 40px 0 8px; }
h3 { font-size: 18px; margin: 24px 0 6px; }
p, li { max-width: 720px; }
.muted { color: var(--muted); }
.updated { color: var(--muted); font-size: 14px; margin-bottom: 32px; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-top: 32px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 20px; }
.card h3 { margin-top: 0; }
.card p { margin: 0 0 12px; color: var(--muted); }
.tag { display: inline-block; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .6px; padding: 2px 8px; border-radius: 999px; background: var(--accent); color: var(--accent-ink); }

footer.site { border-top: 1px solid var(--line); padding: 24px 0 40px; font-size: 14px; color: var(--muted); }
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }
footer.site a { color: var(--muted); }