:root {
  color-scheme: dark;
  --bg: #0b1210;
  --card: #101b17;
  --text: #e8f2ee;
  --muted: #93a8a0;
  --accent: #34e3a4;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  background: var(--bg);
  color: var(--text);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  padding: 48px 20px 96px;
}
main { max-width: 680px; margin: 0 auto; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 2rem; letter-spacing: -0.02em; margin-bottom: 4px; }
h2 { font-size: 1.2rem; letter-spacing: -0.01em; margin: 36px 0 10px; }
p, ul { margin-bottom: 14px; color: var(--text); }
ul { padding-left: 22px; }
li { margin-bottom: 6px; }
.updated { color: var(--muted); font-size: 0.9rem; margin-bottom: 32px; }
.muted { color: var(--muted); }
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  margin-bottom: 28px; font-weight: 600; color: var(--text);
}
.brand svg { display: block; }
.callout {
  background: var(--card);
  border: 1px solid rgba(52, 227, 164, 0.18);
  border-radius: 12px;
  padding: 14px 16px;
  margin: 20px 0;
  color: var(--muted);
  font-size: 0.95rem;
}
footer { max-width: 680px; margin: 64px auto 0; color: var(--muted); font-size: 0.9rem; }