:root {
  color-scheme: light;
  --background: #ffffff;
  --surface: #f6f8fa;
  --text: #172033;
  --muted: #596579;
  --border: #dce2ea;
  --accent: #1559a6;
  --accent-dark: #0d417d;
  --notice: #eef6ff;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--background);
}

body {
  margin: 0;
  color: var(--text);
  background: var(--background);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
}

a {
  color: var(--accent);
  text-underline-offset: 0.16em;
}

a:hover,
a:focus-visible {
  color: var(--accent-dark);
}

.container {
  width: min(100% - 2rem, 900px);
  margin-inline: auto;
}

.site-header {
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  padding-block: 1rem;
}

.site-name {
  color: var(--text);
  font-size: 1.05rem;
  font-weight: 700;
  text-decoration: none;
}

main {
  padding-block: 2rem 3.5rem;
}

section + section {
  margin-top: 2.75rem;
}

.hero {
  padding-block: 1.5rem 0.5rem;
}

.eyebrow {
  margin-bottom: 0.25rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.25;
}

h1 {
  margin: 0.25rem 0 1rem;
  font-size: clamp(2rem, 7vw, 3.25rem);
  letter-spacing: -0.035em;
}

h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.4rem, 4vw, 1.8rem);
}

h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

p,
ul,
ol {
  margin-top: 0.65rem;
  margin-bottom: 0.65rem;
}

li + li {
  margin-top: 0.35rem;
}

.lede {
  max-width: 760px;
  color: var(--muted);
  font-size: 1.2rem;
}

.notice {
  margin-block: 1.5rem;
  padding: 1rem 1.1rem;
  border: 1px solid #bdd8f5;
  border-radius: 0.5rem;
  background: var(--notice);
  font-weight: 600;
}

.primary-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.primary-links a {
  display: inline-block;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--accent);
  border-radius: 0.4rem;
  font-weight: 650;
  text-decoration: none;
}

.primary-links a:first-child {
  color: #ffffff;
  background: var(--accent);
}

.scope-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.25rem;
}

.card {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  background: var(--surface);
}

.card p:first-of-type {
  margin-top: 0;
}

code {
  padding: 0.12rem 0.3rem;
  border-radius: 0.25rem;
  background: #eef1f5;
  font-size: 0.92em;
}

.link-list {
  padding-left: 1.4rem;
}

.policy > h1 {
  margin-bottom: 0.4rem;
}

.updated {
  margin-top: 0;
  color: var(--muted);
}

.site-footer {
  padding-block: 1.5rem 2rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  background: var(--surface);
  font-size: 0.92rem;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
}

.site-footer p {
  margin-bottom: 0;
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 1.25rem, 900px);
  }

  main {
    padding-top: 1.25rem;
  }

  .scope-grid {
    grid-template-columns: 1fr;
  }

  .primary-links {
    flex-direction: column;
  }

  .primary-links a {
    text-align: center;
  }
}