:root {
  --bg: #fbfaf7;
  --text: #1d1d1b;
  --muted: #5f5e58;
  --line: #e4e1d8;
  --accent: #2f5d8a;
  --card: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161615;
    --text: #ebe9e3;
    --muted: #a3a199;
    --line: #2e2d2a;
    --accent: #8fb6dd;
    --card: #1e1e1c;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
.wrap { max-width: 44rem; margin: 0 auto; padding: 2.5rem 1rem 4rem; }
header { border-bottom: 1px solid var(--line); padding-bottom: 1.25rem; margin-bottom: 2rem; }
.brand { font-weight: 650; letter-spacing: -0.01em; color: var(--text); text-decoration: none; }
nav { margin-top: 0.5rem; display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; font-size: 0.95rem; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover, nav a[aria-current="page"] { color: var(--accent); }
h1 { font-size: 2rem; line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 0.25rem; }
h2 { font-size: 1.2rem; margin: 2.25rem 0 0.5rem; }
.meta { color: var(--muted); font-size: 0.95rem; margin: 0 0 1.5rem; }
p, ul, ol { margin: 0 0 1rem; }
li { margin-bottom: 0.35rem; }
a { color: var(--accent); }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
}
.links { list-style: none; padding: 0; }
.links li { border-top: 1px solid var(--line); padding: 0.85rem 0; margin: 0; }
.links li:last-child { border-bottom: 1px solid var(--line); }
.links span { display: block; color: var(--muted); font-size: 0.95rem; }
footer { margin-top: 3rem; padding-top: 1.25rem; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.9rem; }