:root { color-scheme: light dark; --bg: #fff; --text: #1d1d1f; --muted: #86868b; }
@media (prefers-color-scheme: dark) { :root { --bg: #000; --text: #f5f5f7; } }

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-align: center;
}

h1 {
  font-size: clamp(2.5rem, 9vw, 6rem);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

p {
  margin-top: 1rem;
  font-size: clamp(1.1rem, 2.5vw, 1.75rem);
  font-weight: 400;
  color: var(--muted);
  letter-spacing: -0.01em;
}