:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #666666;
  --accent: #2b6cb0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111214;
    --fg: #e8e8e8;
    --muted: #9a9a9a;
    --accent: #7cb0ff;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header h1 {
  font-size: 2rem;
  margin: 0 0 0.25rem;
}

.tagline {
  color: var(--muted);
  margin: 0 0 2rem;
}

main {
  flex: 1;
}

.links {
  list-style: none;
  padding: 0;
  display: flex;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

footer {
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 3rem;
}