:root {
  --bg: #fbfaf8; --surface: #ffffff; --text: #1d1c1a; --muted: #5f5c57; --line: #e6e2dc;
  --accent: #2f6f5e; --accent-text: #ffffff;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #141413; --surface: #1d1c1a; --text: #f1efeb; --muted: #a8a49d; --line: #33312d; --accent: #6fb8a2; --accent-text: #0f1f1a; }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main, header, footer { max-width: 44rem; margin: 0 auto; padding: 0 16px; }
header { display: flex; align-items: center; justify-content: space-between; padding-top: 24px; padding-bottom: 8px; }
header a.brand { color: var(--text); text-decoration: none; font-weight: 650; letter-spacing: -0.01em; }
a { color: var(--accent); }
h1 { font-size: 2.2rem; line-height: 1.15; letter-spacing: -0.02em; margin: 48px 0 16px; }
h2 { font-size: 1.2rem; margin: 40px 0 8px; }
p.lede { font-size: 1.15rem; color: var(--muted); max-width: 36rem; }
.button {
  display: inline-block; background: var(--accent); color: var(--accent-text); text-decoration: none;
  padding: 10px 18px; border-radius: 8px; font-weight: 600;
}
header .button { padding: 6px 14px; font-size: 0.95rem; }
ul.features { list-style: none; padding: 0; margin: 32px 0; display: grid; gap: 16px; }
ul.features li { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 16px 18px; }
ul.features strong { display: block; }
ul.features span { color: var(--muted); }
table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
th, td { text-align: left; vertical-align: top; padding: 8px 8px 8px 0; border-bottom: 1px solid var(--line); }
th { font-weight: 600; white-space: nowrap; padding-right: 16px; }
.updated { color: var(--muted); font-size: 0.95rem; }
footer { margin-top: 64px; padding-top: 16px; padding-bottom: 32px; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.9rem; }
footer a { color: var(--muted); margin-right: 16px; }