:root {
  --bg: #fafaf8;
  --fg: #1a1a1a;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121212;
    --fg: #f2f2f0;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

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

.emoji {
  font-size: clamp(5rem, 25vw, 12rem);
  line-height: 1;
}

h1 {
  margin: 0.25em 0 0;
  font-size: clamp(2rem, 8vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}