:root {
  color-scheme: light dark;
  --bg: #edebe7;
  --card: #ffffff;
  --text: #1a1a1a;
  --muted: #555;
  --accent: #3974ff;
  --border: #ddd;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121212;
    --card: #1e1e1e;
    --text: #f0f0f0;
    --muted: #aaa;
    --border: #333;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
}
.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}
header { margin-bottom: 24px; }
h1 {
  font-size: 1.75rem;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}
.meta {
  color: var(--muted);
  font-size: 0.9rem;
}
.lang {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.lang a {
  display: inline-block;
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.85rem;
  color: var(--muted);
  background: var(--card);
}
.lang a[aria-current="page"] {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}
main {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px 20px;
}
h2 {
  font-size: 1.15rem;
  margin: 28px 0 10px;
  color: var(--accent);
}
h2:first-child { margin-top: 0; }
p, li { font-size: 0.95rem; }
ul { padding-left: 1.25rem; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin: 12px 0;
}
th, td {
  border: 1px solid var(--border);
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
}
th { background: rgba(57, 116, 255, 0.08); }
a { color: var(--accent); }
footer {
  margin-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
}