:root {
  color-scheme: light dark;
  --court: #165b3a;
  --court-dark: #0d3f29;
  --accent: #d8ff52;
  --paper: #f5f3ea;
  --surface: #ffffff;
  --ink: #172019;
  --muted: #59655d;
  --line: #d8ded9;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); line-height: 1.65; }
a { color: var(--court); text-underline-offset: 0.18em; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.site-header { background: var(--court-dark); color: #fff; }
.header-inner, main, .footer-inner { width: min(100% - 2rem, 760px); margin-inline: auto; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 72px; }
.brand { color: #fff; font-weight: 800; letter-spacing: 0.08em; text-decoration: none; }
nav { display: flex; gap: 1rem; }
nav a { color: #fff; min-height: 44px; display: inline-flex; align-items: center; }
main { padding-block: clamp(2rem, 6vw, 4.5rem); }
.eyebrow { color: var(--court); font-size: 0.82rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
h1 { font-size: clamp(2.1rem, 8vw, 4.25rem); line-height: 1.02; letter-spacing: -0.045em; margin: 0.35rem 0 1rem; }
h2 { margin-top: 2.2rem; line-height: 1.2; }
.lede { color: var(--muted); font-size: 1.12rem; max-width: 64ch; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: clamp(1.25rem, 4vw, 2rem); margin-top: 1.5rem; box-shadow: 0 12px 34px rgb(20 65 43 / 8%); }
.notice { border-left: 5px solid var(--court); }
li + li { margin-top: 0.55rem; }
.site-footer { border-top: 1px solid var(--line); }
.footer-inner { padding-block: 1.5rem 2.5rem; color: var(--muted); }
@media (max-width: 520px) {
  .header-inner { align-items: flex-start; flex-direction: column; padding-block: 1rem; }
  nav { width: 100%; }
  nav a { flex: 1; }
}
@media (prefers-color-scheme: dark) {
  :root { --paper: #0e1511; --surface: #152019; --ink: #f2f6f3; --muted: #b5c1b8; --line: #314139; --court: #82d8a9; }
  .card { box-shadow: none; }
}