:root {
  --text: #1d1d1f;
  --muted: #5f6368;
  --accent: #5b3fc4;
  --bg: #fdfbff;
  --line: #e6e1ef;
}
@media (prefers-color-scheme: dark) {
  :root {
    --text: #ececf1;
    --muted: #a9a9b3;
    --accent: #b9a4ff;
    --bg: #15141a;
    --line: #2c2a35;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  padding: 0 20px;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
main { max-width: 720px; margin: 0 auto; padding: 48px 0 64px; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 1.3rem; margin: 40px 0 8px; }
h3 { font-size: 1.05rem; margin: 24px 0 4px; }
p, li { margin: 0 0 12px; }
a { color: var(--accent); }
.lead { font-size: 1.15rem; color: var(--muted); }
.muted { color: var(--muted); font-size: 0.95rem; }
.lang { margin: 0 0 32px; }
hr { border: 0; border-top: 1px solid var(--line); margin: 56px 0; }
table { border-collapse: collapse; width: 100%; font-size: 0.95rem; margin: 8px 0 16px; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--line); }
footer { max-width: 720px; margin: 0 auto; padding: 24px 0 48px; border-top: 1px solid var(--line); }
footer a { margin-right: 16px; }
.table-wrap { overflow-x: auto; }