:root {
  color-scheme: light dark;
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
  line-height: 1.6;
  color: #172b32;
  background: #f4f8f9;
}

body {
  margin: 0;
}

main {
  box-sizing: border-box;
  width: min(760px, 100%);
  margin: 0 auto;
  padding: 40px 20px 72px;
}

h1,
h2 {
  line-height: 1.25;
}

h1 {
  margin-bottom: 8px;
}

h2 {
  margin-top: 32px;
}

a {
  color: #086d78;
}

.card {
  margin-top: 24px;
  padding: 20px;
  border: 1px solid #bdd0d4;
  border-radius: 16px;
  background: #ffffff;
}

.muted {
  color: #51676e;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 24px 0;
}

@media (prefers-color-scheme: dark) {
  :root {
    color: #e8f1f2;
    background: #081316;
  }

  a {
    color: #78d9df;
  }

  .card {
    border-color: #355159;
    background: #102226;
  }

  .muted {
    color: #a9bcc1;
  }
}