:root {
  --bg: #ffffff;
  --text: #1c1c1e;
  --muted: #6e6e73;
  --line: #e5e5ea;
  --accent: #4d7c0f;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #000000; --text: #f2f2f7; --muted: #98989f; --line: #2c2c2e; --accent: #c6f432; }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 720px; margin: 0 auto; padding: 32px 16px 64px; }
header { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.brand { font-weight: 800; font-size: 22px; letter-spacing: -0.5px; }
nav button {
  background: none; border: 1px solid var(--line); color: var(--text);
  border-radius: 999px; padding: 6px 12px; font: inherit; font-size: 14px; cursor: pointer;
}
nav button[aria-pressed="true"] { border-color: var(--accent); color: var(--accent); font-weight: 600; }
h1 { font-size: 30px; line-height: 1.2; margin: 32px 0 4px; }
h2 { font-size: 20px; margin: 32px 0 8px; }
.updated { color: var(--muted); font-size: 15px; margin: 0 0 24px; }
a { color: var(--accent); }
li { margin: 4px 0; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 8px 8px 8px 0; border-bottom: 1px solid var(--line); }
section[lang] { display: none; }
section[lang].active { display: block; }
footer { margin-top: 48px; color: var(--muted); font-size: 14px; }