@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600&family=Public+Sans:wght@400;500;600&display=swap");

:root {
  --ground: #F4F2EC;
  --surface: #FFFFFF;
  --ink: #1C1E17;
  --soft: #55584C;
  --faint: #8A8C7E;
  --rule: #DEDBCF;
  --accent: #35634B;
  --accent-soft: #E4EAE1;
  --link: #2C5B44;
  --max: 44rem;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ground: #14150F;
    --surface: #1B1D16;
    --ink: #E7E6DC;
    --soft: #A9AB9C;
    --faint: #74766A;
    --rule: #2E3026;
    --accent: #7FB393;
    --accent-soft: #22271F;
    --link: #8FC0A2;
  }
}
:root[data-theme="dark"] {
  --ground: #14150F;
  --surface: #1B1D16;
  --ink: #E7E6DC;
  --soft: #A9AB9C;
  --faint: #74766A;
  --rule: #2E3026;
  --accent: #7FB393;
  --accent-soft: #22271F;
  --link: #8FC0A2;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: "Public Sans", system-ui, -apple-system, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.page { max-width: var(--max); margin: 0 auto; padding: 40px 22px 80px; }

header.site {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  padding-bottom: 18px; border-bottom: 1px solid var(--rule); margin-bottom: 36px;
}
.brand {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 600; font-size: 19px; letter-spacing: -.01em;
  color: var(--ink); text-decoration: none;
}
.brand span { color: var(--accent); }
header.site nav { display: flex; gap: 18px; font-size: 14px; }
header.site nav a { color: var(--soft); text-decoration: none; }
header.site nav a:hover { color: var(--ink); }

h1 {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 600; font-size: clamp(28px, 5vw, 38px);
  line-height: 1.15; letter-spacing: -.02em; margin: 0 0 8px;
  text-wrap: balance;
}
.updated {
  font-size: 13.5px; color: var(--faint); margin: 0 0 40px;
  font-variant-numeric: tabular-nums;
}

h2 {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 600; font-size: 21px; letter-spacing: -.01em;
  margin: 44px 0 12px; color: var(--ink);
}
h3 {
  font-size: 15px; font-weight: 600; margin: 26px 0 8px;
  color: var(--ink);
}

p { margin: 0 0 16px; }
a { color: var(--link); text-underline-offset: 2px; }

ul, ol { margin: 0 0 16px; padding-left: 22px; }
li { margin: 6px 0; }
li::marker { color: var(--faint); }

strong { font-weight: 600; }

.lede {
  font-size: 18.5px; color: var(--soft); line-height: 1.6;
  border-left: 3px solid var(--accent); padding-left: 18px; margin: 0 0 36px;
}

.callout {
  background: var(--surface); border: 1px solid var(--rule);
  border-radius: 8px; padding: 18px 20px; margin: 24px 0;
}
.callout p:last-child { margin-bottom: 0; }
.callout strong { color: var(--accent); }

dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: 10px 20px; margin: 0 0 20px; }
dl.kv dt { color: var(--faint); font-size: 14px; }
dl.kv dd { margin: 0; }

.toc {
  background: var(--surface); border: 1px solid var(--rule); border-radius: 8px;
  padding: 16px 20px; margin: 0 0 40px; font-size: 15px;
}
.toc strong { display: block; font-size: 12px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--faint); margin-bottom: 8px; }
.toc ol { margin: 0; padding-left: 20px; }
.toc a { color: var(--soft); text-decoration: none; }
.toc a:hover { color: var(--ink); }

footer.site {
  margin-top: 64px; padding-top: 22px; border-top: 1px solid var(--rule);
  font-size: 13.5px; color: var(--faint); line-height: 1.7;
}
footer.site a { color: var(--soft); }

code {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: .88em; background: var(--accent-soft);
  padding: 1px 5px; border-radius: 4px;
}

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* index */
.hero-idx { padding: 32px 0 12px; }
.hero-idx p { max-width: 38rem; color: var(--soft); font-size: 18px; }
.cards { display: grid; gap: 12px; margin-top: 28px; }
.cards a {
  display: block; background: var(--surface); border: 1px solid var(--rule);
  border-radius: 8px; padding: 18px 20px; text-decoration: none; color: var(--ink);
}
.cards a:hover { border-color: var(--accent); }
.cards h2 { margin: 0 0 4px; font-size: 17px; }
.cards p { margin: 0; color: var(--soft); font-size: 14.5px; }