:root {
  color-scheme: light dark;
  --fg: #24292f;
  --muted: #57606a;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e6edf3;
    --muted: #9198a1;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--fg);
  background: #0d1117;
}

main { text-align: center; padding: 2rem; }

h1 {
  font-size: 3rem;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

p { color: var(--muted); margin: 0.25rem 0; }

p.meta { font-size: 0.9rem; margin-top: 1rem; }

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