:root {
  --bg: #ffffff;
  --fg: #1c1c1e;
  --muted: #6e6e73;
  --accent: #e3524d;
  --rule: #e5e5ea;
  --card: #f2f2f7;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #000000; --fg: #f2f2f7; --muted: #98989d; --rule: #2c2c2e; --card: #1c1c1e; }
}
body {
  background: var(--bg);
  color: var(--fg);
  margin: 0;
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 680px; margin: 0 auto; padding: 40px 16px 80px; }
h1 { font-size: 32px; line-height: 1.2; margin: 0 0 4px; }
h2 { font-size: 20px; margin: 36px 0 8px; }
.updated { color: var(--muted); margin: 0 0 32px; }
.back { margin: 0 0 24px; }
a { color: var(--accent); }
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 10px 8px; border-bottom: 1px solid var(--rule); }
th { color: var(--muted); font-weight: 600; }

/* landing + join */
.hero { text-align: center; padding-top: 48px; }
.hero img { width: 112px; height: 112px; border-radius: 26px; }
.hero h1 { font-size: 40px; margin-top: 20px; }
.lede { font-size: 19px; color: var(--muted); margin: 8px auto 28px; max-width: 480px; }
.button {
  display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  padding: 14px 26px; border-radius: 999px; font-weight: 600;
}
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin: 48px 0; }
.feature { background: var(--card); border-radius: 18px; padding: 18px; }
.feature strong { display: block; margin-bottom: 4px; }
footer { color: var(--muted); font-size: 14px; text-align: center; }
footer a { color: var(--muted); }