:root {
  --bg: #f6f4ef;
  --surface: #ffffff;
  --ink: #16242c;
  --muted: #55656e;
  --accent: #0b5c6b;
  --accent-soft: #dcebee;
  --line: #d9d5cb;
  --serif: Georgia, "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 1.0625rem/1.65 var(--sans);
}
.wrap { max-width: 62rem; margin: 0 auto; padding: 0 1.25rem; }
a { color: var(--accent); text-underline-offset: 0.18em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.skip { position: absolute; left: -999rem; }
.skip:focus { left: 1rem; top: 1rem; background: var(--surface); padding: 0.5rem 0.75rem; z-index: 10; }

.site-header { background: var(--surface); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.5rem 2rem; padding-top: 0.9rem; padding-bottom: 0.9rem; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--ink); text-decoration: none; font: 700 1.15rem/1.2 var(--serif); }
.brand svg { color: var(--accent); flex: none; }
nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; }
nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; padding: 0.25rem 0; display: inline-block; }
nav a:hover, nav a[aria-current="page"] { color: var(--accent); box-shadow: 0 2px 0 var(--accent); }

main { padding-top: 2.5rem; padding-bottom: 4rem; }
h1, h2, h3 { font-family: var(--serif); line-height: 1.2; text-wrap: balance; }
h1 { font-size: clamp(1.9rem, 5vw, 2.9rem); margin: 0 0 1rem; }
h2 { font-size: 1.5rem; margin: 2.5rem 0 0.75rem; }
h3 { font-size: 1.15rem; margin: 1.75rem 0 0.5rem; }
p, ul, ol { margin: 0 0 1.1rem; }
li { margin-bottom: 0.35rem; }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 44rem; }
.article > * { max-width: 44rem; }
.meta { color: var(--muted); font-size: 0.9rem; }

.hero { padding: 1.5rem 0 1rem; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); gap: 1rem; margin: 2rem 0; padding: 0; list-style: none; }
.cards li { margin: 0; }
.card { display: block; height: 100%; background: var(--surface); border: 1px solid var(--line); border-radius: 0.5rem; padding: 1.25rem 1.25rem 1rem; color: inherit; text-decoration: none; transition: border-color 0.15s, transform 0.15s; }
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card h2 { font-size: 1.2rem; margin: 0 0 0.4rem; color: var(--accent); }
.card p { margin: 0; color: var(--muted); font-size: 0.97rem; }

.note { background: var(--accent-soft); border-left: 4px solid var(--accent); padding: 1rem 1.25rem; border-radius: 0 0.4rem 0.4rem 0; margin: 1.5rem 0; }
.note p:last-child { margin-bottom: 0; }
table { border-collapse: collapse; width: 100%; margin: 0 0 1.5rem; background: var(--surface); font-size: 0.97rem; }
th, td { text-align: left; padding: 0.6rem 0.75rem; border: 1px solid var(--line); vertical-align: top; }
th { background: var(--accent-soft); }
.table-scroll { overflow-x: auto; }
.more { border-top: 1px solid var(--line); margin-top: 3rem; padding-top: 1.5rem; }

.site-footer { border-top: 1px solid var(--line); background: var(--surface); color: var(--muted); font-size: 0.92rem; padding: 1.5rem 0; }
.site-footer p { margin: 0 0 0.4rem; }

@media (prefers-reduced-motion: reduce) { .card { transition: none; } }