:root {
  color-scheme: light dark;
  --fg: #16181c;
  --bg: #ffffff;
  --muted: #5b6472;
  --border: #d8dce2;
  --accent: #1955a8;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e7e9ec;
    --bg: #14161a;
    --muted: #9aa3ad;
    --border: #2c313a;
    --accent: #6fa8ff;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--fg);
  background: var(--bg);
  line-height: 1.5;
}

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

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.site-header,
.site-footer {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.site-footer {
  border-bottom: none;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

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

nav[aria-label="Primary"] {
  display: flex;
  gap: 1rem;
}

main {
  max-width: 60rem;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

code,
pre {
  font-family: var(--mono);
}

pre {
  background: color-mix(in srgb, var(--fg) 6%, var(--bg));
  padding: 1rem;
  overflow-x: auto;
  border-radius: 4px;
  border: 1px solid var(--border);
}

form[role="search"] {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

input[type="search"] {
  flex: 1;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  color: var(--fg);
}

button {
  padding: 0.5rem 1rem;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  border-radius: 4px;
  cursor: pointer;
}