:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #16181d;
  --muted: #5c6370;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16181d;
    --fg: #f2f3f5;
    --muted: #9aa1ad;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif;
}

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

h1 {
  margin: 0 0 0.5rem;
  font-size: 2.5rem;
  letter-spacing: -0.02em;
}

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