:root {
  color-scheme: light dark;
  --bg: #fafaf7;
  --fg: #1c1b19;
  --muted: #6b6860;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141413;
    --fg: #f2f0ea;
    --muted: #9c998f;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  text-align: center;
}

h1 {
  margin: 0;
  font-size: clamp(2.25rem, 8vw, 4rem);
  letter-spacing: -0.02em;
}

.tagline {
  margin: 0.75rem 0 0;
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  color: var(--muted);
}

a { color: inherit; }

footer {
  padding: 1.5rem 1rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--muted);
}