:root {
  color-scheme: light;
  --fg: #1f2328;
  --muted: #59636e;
  --border: #d0d7de;
  --link: #0969da;
  --code-bg: #eff1f3;
  --bg: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

.page {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 24px 64px;
}

.language-nav {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
}

.language-nav a {
  color: var(--link);
  text-decoration: none;
}

.language-nav a:hover {
  text-decoration: underline;
}

.language-nav a[aria-current="page"] {
  color: var(--fg);
  font-weight: 600;
}

h1 {
  margin: 0 0 16px;
  font-size: 2em;
  line-height: 1.25;
}

h2 {
  margin: 32px 0 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
  font-size: 1.5em;
  line-height: 1.3;
}

h3 {
  margin: 24px 0 8px;
  font-size: 1.25em;
  line-height: 1.3;
}

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

ul {
  padding-left: 24px;
}

li {
  margin: 4px 0;
}

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

code {
  padding: 0.2em 0.4em;
  border-radius: 6px;
  background: var(--code-bg);
  font-family: ui-monospace, SFMono-Regular, "Liberation Mono", monospace;
  font-size: 0.85em;
}

footer {
  margin-top: 48px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 600px) {
  .page {
    padding: 24px 16px 48px;
  }

  h1 {
    font-size: 1.75em;
  }

  h2 {
    font-size: 1.3em;
  }
}