:root {
  color-scheme: light dark;
  --bg: #f7f5ef;
  --text: #1f2523;
  --muted: #66706b;
  --card: #ffffff;
  --line: #d8ded8;
  --link: #256a58;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121615;
    --text: #edf2ee;
    --muted: #aab5af;
    --card: #1a201e;
    --line: #303936;
    --link: #83d8bd;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

main {
  max-width: 920px;
  margin: 0 auto;
  padding: 42px 20px 72px;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.1rem);
  line-height: 1.08;
  margin: 0 0 8px;
}

h2 {
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

h3 {
  margin-top: 24px;
}

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

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

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 24px 0 4px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
}

.language-switcher label {
  color: var(--muted);
  font-size: .95rem;
}

.language-switcher select {
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px 28px 6px 8px;
  font: inherit;
}

.lang {
  margin-top: 34px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
}

html:not([data-language]) .lang[lang="es"],
html[data-language="en"] .lang[lang="es"],
html[data-language="es"] .lang[lang="en"],
html:not([data-language]) [data-lang="es"],
html[data-language="en"] [data-lang="es"],
html[data-language="es"] [data-lang="en"] {
  display: none;
}

nav {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.item {
  display: block;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  text-decoration: none;
}

.item strong {
  display: block;
  color: var(--text);
}

code {
  padding: 2px 6px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--line), transparent 40%);
}