:root {
  --bg: #ffffff;
  --fg: #1a1d23;
  --muted: #5c6470;
  --accent: #1d4ed8;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171c;
    --fg: #e8eaed;
    --muted: #9aa3af;
    --accent: #7aa2f7;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.page {
  max-width: 44rem;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

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

.lede {
  margin: 0 0 2rem;
  color: var(--muted);
}