:root {
  --bg: #fbf8f4;
  --fg: #1f1a17;
  --muted: #6b625c;
  --card: #ffffff;
  --border: #e7dfd7;
  --primary: #e24a1f;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171412;
    --fg: #f3ede8;
    --muted: #b3a89f;
    --card: #211d1a;
    --border: #3a332e;
    --primary: #ff7a4d;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 44rem; margin: 0 auto; padding: 2rem 1rem 4rem; }
header { display: flex; align-items: center; gap: .75rem; margin-bottom: 1.5rem; }
header img { width: 40px; height: 40px; }
h1 { font-size: 1.75rem; line-height: 1.25; margin: 0 0 .5rem; }
h2 { font-size: 1.15rem; margin: 2rem 0 .5rem; }
p, li { color: var(--fg); }
.lead { color: var(--muted); }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  margin: 1rem 0;
}
ol, ul { padding-left: 1.25rem; }
a { color: var(--primary); }
.lang { margin-left: auto; font-size: .9rem; }
footer { margin-top: 3rem; color: var(--muted); font-size: .9rem; }
.contact { font-size: 1.05rem; }