:root {
  color-scheme: light dark;
  --paper: #fcfbf7;
  --raise: #ffffff;
  --ink: #1c1d1a;
  --muted: #6c6b62;
  --rule: #e7e4da;
  --accent: #2f6f6a;
  --accent-ink: #1f4f4b;
  --serif: ui-serif, Georgia, "Iowan Old Style", "Source Serif Pro", "Times New Roman", serif;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #16171a; --raise: #1d1f22; --ink: #e9e7e0; --muted: #9d9b91;
    --rule: #2b2d31; --accent: #63b6ad; --accent-ink: #8fd0c8;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 1.125rem/1.65 var(--serif);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-ink); text-underline-offset: 2px; }
a:hover { color: var(--accent); }
code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 0.86em; background: color-mix(in srgb, var(--accent) 12%, transparent); padding: 0.1em 0.35em; border-radius: 4px; }
header.site, footer.site {
  max-width: 46rem; margin: 0 auto; padding: 1.4rem 1.5rem;
  display: flex; flex-wrap: wrap; gap: 0.6rem 1.2rem; align-items: baseline; justify-content: space-between;
  font-family: var(--sans);
}
header.site { border-bottom: 1px solid var(--rule); }
.brand { font-weight: 680; font-size: 1.05rem; letter-spacing: -0.01em; text-decoration: none; color: var(--ink); }
.nav { display: flex; flex-wrap: wrap; gap: 0.2rem 1rem; font-size: 0.9rem; }
.nav a { text-decoration: none; color: var(--muted); }
.nav a:hover { color: var(--accent); }
main.page { max-width: 42rem; margin: 0 auto; padding: 2.4rem 1.5rem 1rem; }
h1 { font-family: var(--sans); font-size: clamp(1.8rem, 5vw, 2.5rem); line-height: 1.12; font-weight: 720; letter-spacing: -0.02em; text-wrap: balance; margin: 0 0 1.1rem; }
h2 { font-family: var(--sans); font-size: 1.3rem; font-weight: 660; letter-spacing: -0.01em; margin: 2.2rem 0 0.6rem; }
p { margin: 0 0 1.15rem; }
p.lead { font-size: 1.28rem; line-height: 1.5; color: var(--ink); }
article > p:first-of-type::first-letter { }
ul.cards { list-style: none; padding: 0; margin: 1.2rem 0; display: grid; gap: 0.2rem; }
ul.cards li { padding: 0.9rem 0; border-top: 1px solid var(--rule); font-family: var(--sans); }
ul.cards li a { font-size: 1.1rem; font-weight: 620; text-decoration: none; display: block; }
ul.cards li span { display: block; color: var(--muted); font-size: 0.95rem; margin-top: 0.15rem; }
.js-nav { margin: 1.3rem 0; padding: 1rem 1.15rem; border: 1px dashed var(--rule); border-radius: 8px; font-family: var(--sans); font-size: 0.98rem; color: var(--muted); background: var(--raise); }
.js-nav a { font-weight: 620; }
footer.site { border-top: 1px solid var(--rule); border-bottom: none; margin-top: 3rem; color: var(--muted); font-size: 0.85rem; display: block; }
footer.site p { margin: 0 0 0.5rem; max-width: none; }
footer.site a { color: var(--muted); }
.notice { margin: 0 0 1.5rem; padding: 0.9rem 1rem; border: 1px solid #b7791f; border-radius: 8px; background: color-mix(in srgb, #b7791f 10%, transparent); font-family: var(--sans); font-size: 0.95rem; }
@media (max-width: 34rem) {
  body { font-size: 1.06rem; }
  main.page { padding-top: 1.6rem; }
}