:root {
  color-scheme: light dark;
  --bg: #fbfaf7;
  --surface: #ffffff;
  --text: #1d2320;
  --muted: #5c6560;
  --line: #e2e0d9;
  --accent: #1f6f5c;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14181a;
    --surface: #1b2023;
    --text: #e8eae8;
    --muted: #9aa5a0;
    --line: #2c3438;
    --accent: #6fd3b4;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 0 1.25rem 5rem;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}
main { max-width: 44rem; margin: 0 auto; }
header {
  max-width: 44rem;
  margin: 0 auto;
  padding: 2.5rem 0 1.5rem;
  border-bottom: 1px solid var(--line);
}
.brand {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
}
h1 { font-size: 2rem; line-height: 1.2; margin: 1.25rem 0 0.5rem; }
h2 { font-size: 1.25rem; margin: 2.5rem 0 0.5rem; }
h3 { font-size: 1.02rem; margin: 1.75rem 0 0.35rem; }
p, li { color: var(--text); }
.updated { color: var(--muted); font-size: 0.92rem; margin: 0; }
.lead {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  margin: 2rem 0 0;
}
.lead ul { margin: 0.5rem 0 0; padding-left: 1.2rem; }
.planned {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--accent);
  border-radius: 999px;
  padding: 0.15rem 0.55rem;
  vertical-align: 0.18em;
  margin-left: 0.5rem;
}
.table-wrap { overflow-x: auto; margin: 1rem 0; }
table { border-collapse: collapse; width: 100%; min-width: 30rem; font-size: 0.94rem; }
th, td { text-align: left; padding: 0.6rem 0.75rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
a { color: var(--accent); }
footer {
  max-width: 44rem;
  margin: 3.5rem auto 0;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}