:root {
  --ivory: #f8f2e8;
  --navy: #0b1526;
  --gold: #c9a66b;
  --burgundy: #6c1f35;
  --blush: #ead7d8;
  --text: #0b1526;
  --muted: #55606f;
  --surface: #fffdf9;
  --line: #e6ddd0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ivory: #0b1526;
    --text: #f3ece2;
    --muted: #a8b2c0;
    --surface: #131f33;
    --line: #26344b;
    --burgundy: #d99aac;
    --gold: #d8bc8b;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0 20px 72px;
  background: var(--ivory);
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  -webkit-text-size-adjust: 100%;
}

main { max-width: 44rem; margin: 0 auto; }

header { padding: 56px 0 8px; }

.brand {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
  letter-spacing: 0.01em;
  margin: 0;
}

.tagline { color: var(--muted); margin: 4px 0 0; }

h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.75rem;
  margin: 40px 0 4px;
}

h2 {
  font-size: 1.05rem;
  margin: 32px 0 6px;
}

.lang {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 40px 0 0;
}

section {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px 20px;
  margin: 14px 0;
}

section h2 { margin-top: 0; }

section p { margin: 6px 0 0; color: var(--muted); }

.notice {
  background: var(--blush);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 20px;
  margin: 20px 0;
  color: var(--burgundy);
}

@media (prefers-color-scheme: dark) {
  .notice { background: #2a1a22; }
}

a { color: var(--burgundy); }

nav a {
  display: inline-block;
  margin-right: 18px;
  padding: 10px 0;
}

footer {
  margin-top: 48px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}