:root {
  color-scheme: dark;
  --bg: #04101f;
  --panel: #0b1d31;
  --line: #294157;
  --text: #f5f8fb;
  --muted: #b7c6d4;
  --accent: #ff7a61;
  --link: #80d9ef;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: radial-gradient(circle at top, #12324a 0, var(--bg) 42rem);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  margin: 0;
}

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

a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

header,
main,
footer {
  margin: 0 auto;
  max-width: 880px;
  padding-left: 24px;
  padding-right: 24px;
}

header {
  padding-bottom: 28px;
  padding-top: 52px;
}

.brand {
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 1.08;
  margin: 12px 0;
}

h2 {
  font-size: 1.45rem;
  line-height: 1.25;
  margin-top: 0;
}

h3 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.lede,
.meta,
footer {
  color: var(--muted);
}

.language-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.language-nav a,
.back-link {
  border: 1px solid var(--line);
  border-radius: 999px;
  display: inline-block;
  padding: 8px 14px;
  text-decoration: none;
}

.language-nav a:hover,
.back-link:hover {
  border-color: var(--link);
}

.language {
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  border: 1px solid var(--line);
  border-radius: 22px;
  margin-bottom: 28px;
  padding: clamp(22px, 5vw, 42px);
}

.language section + section {
  border-top: 1px solid var(--line);
  margin-top: 28px;
  padding-top: 24px;
}

ul,
ol {
  padding-left: 22px;
}

li + li {
  margin-top: 8px;
}

code {
  background: #10283d;
  border-radius: 6px;
  padding: 2px 5px;
}

footer {
  padding-bottom: 48px;
  padding-top: 12px;
}

@media (max-width: 560px) {
  header,
  main,
  footer {
    padding-left: 16px;
    padding-right: 16px;
  }

  header {
    padding-top: 36px;
  }

  .language {
    border-radius: 16px;
  }
}