:root {
  --bg: #ffffff;
  --text: #1f2328;
  --muted: #59636e;
  --border: #d1d9e0;
  --accent: #4f46e5;
  --card: #f6f8fa;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1117;
    --text: #e6edf3;
    --muted: #9198a1;
    --border: #3d444d;
    --accent: #818cf8;
    --card: #151b23;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "Apple SD Gothic Neo", sans-serif;
}
main { max-width: 760px; margin: 0 auto; padding: 40px 16px 64px; }
h1 { font-size: 28px; line-height: 1.3; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 32px 0 8px; padding-bottom: 4px; border-bottom: 1px solid var(--border); }
a { color: var(--accent); }
.muted { color: var(--muted); font-size: 14px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { border: 1px solid var(--border); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--card); }
code { background: var(--card); padding: 1px 5px; border-radius: 4px; font-size: 14px; }
.summary { margin-top: 32px; padding: 16px; border-radius: 10px; background: var(--card); }
.brand { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; color: var(--muted); text-decoration: none; }
.brand img { width: 28px; height: 28px; border-radius: 6px; }