:root {
  --bg: #ffffff;
  --text: #1a1a1a;
  --muted: #555555;
  --accent: #c2186f;
  --rule: #e6e6e6;
  --card: #f7f7f7;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121212;
    --text: #eeeeee;
    --muted: #aaaaaa;
    --accent: #ff4fa8;
    --rule: #2a2a2a;
    --card: #1a1a1a;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main, header, footer { max-width: 44rem; margin: 0 auto; padding: 0 1rem; }
header { padding-top: 2rem; display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
header a.brand { color: var(--text); font-weight: 700; font-size: 1.25rem; text-decoration: none; }
nav a { color: var(--muted); margin-left: 1rem; }
nav a:first-child { margin-left: 0; }
h1 { font-size: 2rem; line-height: 1.2; margin: 2rem 0 0.5rem; }
h2 { font-size: 1.2rem; margin-top: 2rem; }
a { color: var(--accent); }
.lede { font-size: 1.15rem; color: var(--muted); }
.cards { display: grid; gap: 0.75rem; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); margin: 1.5rem 0; }
.card { background: var(--card); border-radius: 0.5rem; padding: 0.9rem 1rem; }
.card strong { display: block; margin-bottom: 0.25rem; }
.note { border-left: 3px solid var(--accent); padding: 0.25rem 0 0.25rem 1rem; color: var(--muted); }
footer { margin-top: 3rem; padding-bottom: 2rem; border-top: 1px solid var(--rule); color: var(--muted); font-size: 0.9rem; }
footer a { color: var(--muted); }