:root {
  color-scheme: light;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  color: #11253d;
  background: #f8fbff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 64px 24px;
}

main {
  max-width: 640px;
  margin: 0 auto;
}

h1 {
  font-size: clamp(1.8rem, 6vw, 2.6rem);
  line-height: 1.15;
}

p {
  font-size: 1.05rem;
  line-height: 1.7;
}

a {
  color: #1f5d92;
  text-underline-offset: 3px;
}

a:focus-visible {
  outline: 2px solid #1f5d92;
  outline-offset: 5px;
}

footer {
  margin-top: 48px;
  font-size: 0.9rem;
}