:root {
  --bg: #fafaf9;
  --fg: #1c1917;
  --muted: #57534e;
  --accent: #6366f1;
  --card: #ffffff;
  --border: #e7e5e4;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c0a09;
    --fg: #f5f5f4;
    --muted: #a8a29e;
    --accent: #818cf8;
    --card: #1c1917;
    --border: #292524;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 680px; margin: 0 auto; padding: 48px 16px 64px; }
header { display: flex; align-items: center; gap: 12px; margin-bottom: 40px; }
header img { width: 40px; height: 40px; }
header a { color: var(--fg); text-decoration: none; font-weight: 700; font-size: 20px; }
h1 { font-size: 40px; line-height: 1.15; margin: 0 0 16px; letter-spacing: -0.02em; }
h2 { font-size: 22px; margin: 40px 0 8px; }
p, li { color: var(--muted); }
a { color: var(--accent); }
ul { padding-left: 20px; }
.lede { font-size: 20px; }
.features { display: grid; gap: 12px; margin: 32px 0; padding: 0; list-style: none; }
.features li {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px;
}
.features strong { color: var(--fg); display: block; }
footer { margin-top: 64px; font-size: 14px; color: var(--muted); }
footer a { margin-right: 16px; }