:root {
  --ink: #1f2a2e;
  --muted: #5b6b70;
  --brand: #1d6f6a;
  --line: #dfe7e6;
  --bg: #f6faf9;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}
header, main, footer { max-width: 760px; margin: 0 auto; padding: 0 20px; }
header { padding-top: 28px; display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
header a.logo { font-size: 1.4rem; font-weight: 800; color: var(--brand); text-decoration: none; }
nav a { margin-left: 14px; color: var(--muted); text-decoration: none; }
nav a:hover, nav a[aria-current] { color: var(--brand); }
main { padding-top: 12px; padding-bottom: 40px; }
h1 { font-size: 1.8rem; margin: 18px 0 6px; }
h2 { font-size: 1.2rem; margin: 28px 0 6px; }
.lead { font-size: 1.15rem; color: var(--muted); }
.updated { color: var(--muted); font-size: .9rem; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; margin: 16px 0; }
.button { display: inline-block; background: var(--brand); color: #fff; padding: 10px 18px; border-radius: 8px; text-decoration: none; font-weight: 600; }
/* Data still to fill in before publishing — visible on purpose. */
.todo { background: #fff3c4; padding: 0 4px; border-radius: 4px; }
footer { border-top: 1px solid var(--line); padding: 18px 20px 40px; color: var(--muted); font-size: .9rem; }
footer a { color: var(--muted); margin-right: 14px; }
table { border-collapse: collapse; width: 100%; font-size: .95rem; }
th, td { border: 1px solid var(--line); padding: 6px 8px; text-align: left; vertical-align: top; }
th { background: #eef4f3; }