:root {
  color-scheme: light;
  --text: #1a1a1a;
  --muted: #444;
  --bg: #fafafa;
  --link: #0b57d0;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 18px;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

main {
  max-width: 40rem;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

h1 {
  margin: 0 0 1.25rem;
  font-size: 1.75rem;
  font-weight: 650;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

p {
  margin: 0 0 1rem;
  color: var(--muted);
}

a {
  color: var(--link);
}

a:hover {
  text-decoration-thickness: 2px;
}

@media (max-width: 40rem) {
  html {
    font-size: 16px;
  }

  main {
    padding: 1.75rem 1rem 3rem;
  }
}