:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --text: #0f1b2d;
  --muted: #51607a;
  --border: #dde3ec;
  --action: #1d5fd6;
  --radius: 14px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1420;
    --surface: #152033;
    --text: #e8eef7;
    --muted: #9fb0c8;
    --border: #26344b;
    --action: #6ea0ff;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
header, main, footer { max-width: 760px; margin: 0 auto; padding: 0 16px; }
header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 24px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); text-decoration: none; }
.brand img { height: 36px; width: auto; }
nav { display: flex; gap: 16px; flex-wrap: wrap; }
a { color: var(--action); }
nav a { min-height: 44px; display: inline-flex; align-items: center; text-decoration: none; }
main { padding-top: 16px; padding-bottom: 40px; }
h1 { font-size: 1.75rem; line-height: 1.25; margin: 24px 0 8px; }
h2 { font-size: 1.2rem; margin: 32px 0 8px; }
.lead { color: var(--muted); font-size: 1.05rem; }
.updated { color: var(--muted); font-size: 0.9rem; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 20px 12px;
  margin-top: 16px;
}
table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
th, td { text-align: left; vertical-align: top; padding: 10px 8px; border-bottom: 1px solid var(--border); }
th { font-weight: 600; }
.table-wrap { overflow-x: auto; }
.contact { font-size: 1.1rem; font-weight: 600; }
footer { padding-bottom: 32px; color: var(--muted); font-size: 0.9rem; }