:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1a1625;
  --dim: #5a5468;
  --accent: #7c5cff;
  --card: #f4f2fb;
  --border: #e4e0f2;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e0c18;
    --fg: #f1eefb;
    --dim: #a79fc2;
    --accent: #a78bfa;
    --card: #171326;
    --border: #2a2440;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", Roboto, sans-serif;
  line-height: 1.6;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

h1 {
  font-size: 1.7rem;
  font-weight: 800;
  margin: 0 0 4px;
}

.updated {
  color: var(--dim);
  font-size: 0.9rem;
  margin: 0 0 32px;
}

h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 36px 0 10px;
}

p, li {
  color: var(--fg);
}

ul {
  padding-left: 1.3em;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 20px;
  margin: 20px 0;
}

.langs {
  display: flex;
  gap: 10px;
  margin-bottom: 28px;
}

.langs a {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--dim);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
}

.langs a.active {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

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

footer {
  color: var(--dim);
  font-size: 0.85rem;
  margin-top: 48px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}