:root {
  color-scheme: light dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  color: #1a1a1a;
  background: #f7f7f8;
}

.container {
  max-width: 40rem;
  text-align: center;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  letter-spacing: -0.02em;
}

p {
  margin: 0;
  color: #555;
}

@media (prefers-color-scheme: dark) {
  body {
    color: #f2f2f2;
    background: #111;
  }

  p {
    color: #aaa;
  }
}