:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #6b7280;
  --accent: #2fae8f;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0f0e;
    --fg: #e8e8ea;
    --muted: #9aa0aa;
    --accent: #4fd1b0;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

main {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 2rem;
  text-align: center;
}

h1 {
  margin: 0;
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  letter-spacing: -0.02em;
}

.note {
  margin: 0.5rem 0 0;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.8rem;
}