:root {
  color-scheme: light dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  color: #e8ecf4;
  background: #0c111b;
}

* { box-sizing: border-box; }

body { margin: 0; }

main,
footer {
  width: min(760px, calc(100% - 40px));
  margin-inline: auto;
}

main { padding: 72px 0 48px; }

h1 {
  max-width: 680px;
  margin: 0 0 18px;
  font-size: clamp(2.5rem, 8vw, 4.75rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

h2 {
  margin: 0 0 8px;
  font-size: 1.25rem;
}

p,
ul { margin: 0 0 16px; }

section {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid #273146;
}

a { color: #8cb4ff; }

a:focus-visible {
  outline: 3px solid #8cb4ff;
  outline-offset: 4px;
}

.eyebrow {
  margin-bottom: 18px;
  color: #9eabc2;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lede {
  max-width: 680px;
  color: #c7cfdd;
  font-size: 1.2rem;
}

.updated { color: #9eabc2; }

.actions { margin-top: 40px; }

footer {
  padding: 24px 0 48px;
  border-top: 1px solid #273146;
  color: #9eabc2;
}

@media (prefers-color-scheme: light) {
  :root {
    color: #162033;
    background: #f7f9fc;
  }

  section,
  footer { border-color: #d9dfeb; }

  .eyebrow,
  .updated,
  footer { color: #596780; }

  .lede { color: #36445d; }

  a { color: #174ea6; }
}