:root {
  color-scheme: light dark;
  --bg: #F6F9FC;
  --surface: #ffffff;
  --text: #062838;
  --muted: #0A4A62;
  --accent: #3468A8;
  --border: #d5e3ee;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #062838;
    --surface: #0A3448;
    --text: #F6F9FC;
    --muted: #C4DEF0;
    --accent: #7AAAE2;
    --border: #164a60;
  }
}
* { 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, system-ui, sans-serif;
}
a { color: var(--accent); }
header.site, main, footer.site {
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 1rem;
}
header.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .5rem 1rem;
  padding-top: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
header.site .brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
}
header.site .brand img { width: 32px; height: 32px; border-radius: 7px; }
header.site nav { display: flex; gap: 1rem; }
header.site nav a { text-decoration: none; }
header.site nav a[aria-current="page"] { color: var(--text); font-weight: 600; }
main { padding-top: 2rem; padding-bottom: 3rem; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 .5rem; }
h2 { font-size: 1.25rem; margin: 2rem 0 .5rem; }
p, ul { margin: 0 0 1rem; }
.lead { font-size: 1.2rem; color: var(--muted); }
.meta { color: var(--muted); font-size: .95rem; }
.hero { text-align: center; padding: 1.5rem 0 1rem; }
.hero img {
  width: 160px; height: 160px; border-radius: 36px;
  box-shadow: 0 8px 30px rgba(0,0,0,.18);
}
.hero h1 { margin-top: 1.25rem; }
.badge {
  display: inline-block;
  margin-top: .5rem;
  padding: .55rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-weight: 600;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem 1.25rem .25rem;
  margin: 1.5rem 0;
}
dl dt { font-weight: 600; margin-top: 1.25rem; }
dl dd { margin: .25rem 0 0; }
footer.site {
  padding-top: 1.5rem;
  padding-bottom: 2rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: .9rem;
}
footer.site a { color: var(--muted); }