/* System fonts only: the privacy page should not send visitors' IPs to a font CDN. */
:root {
  --paper: #f6f8f4;
  --ink: #18231f;
  --muted: #56645e;
  --rule: #d5ddd6;
  --accent: #1f6b5c;
  --accent-soft: #dcebe5;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: ui-sans-serif, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #121a17;
    --ink: #e4ebe6;
    --muted: #9db0a7;
    --rule: #2b3833;
    --accent: #6fc2ad;
    --accent-soft: #1d3029;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 var(--sans);
}
a { color: var(--accent); text-underline-offset: 0.18em; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

.wrap { max-width: 44rem; margin: 0 auto; padding: 0 16px; }

header.site { border-bottom: 1px solid var(--rule); }
header.site .wrap { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; padding-top: 1.1rem; padding-bottom: 1.1rem; flex-wrap: wrap; }
.brand { font-family: var(--serif); font-size: 1.35rem; font-weight: 700; color: var(--ink); text-decoration: none; }
nav.site a { margin-left: 1.25rem; font-size: 0.95rem; }
nav.site a:first-child { margin-left: 0; }
nav.site a[aria-current="page"] { color: var(--ink); text-decoration: none; font-weight: 600; }

/* The one memorable thing: a week strip whose Mondays repeat, like a rule firing. */
.cadence { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; margin: 2.5rem 0 0.5rem; max-width: 26rem; }
.cadence span { aspect-ratio: 1; border: 1px solid var(--rule); border-radius: 6px; display: grid; place-items: center; font-size: 0.8rem; color: var(--muted); }
.cadence span.on { background: var(--accent); border-color: var(--accent); color: var(--paper); font-weight: 600; }
.cadence-caption { font-size: 0.9rem; color: var(--muted); margin: 0 0 2rem; }

h1 { font-family: var(--serif); font-size: clamp(2rem, 6vw, 2.9rem); line-height: 1.12; margin: 0 0 1rem; letter-spacing: -0.01em; }
h2 { font-family: var(--serif); font-size: 1.45rem; line-height: 1.25; margin: 2.4rem 0 0.6rem; }
h3 { font-size: 1.05rem; margin: 1.6rem 0 0.4rem; }
.lede { font-size: 1.2rem; color: var(--muted); margin: 0 0 2rem; }

main { padding-bottom: 4rem; }
main.legal { font-family: var(--serif); font-size: 18px; line-height: 1.7; }
main.legal h1, main.legal h2 { font-family: var(--serif); }
.meta { font-family: var(--sans); font-size: 0.9rem; color: var(--muted); margin: 0 0 2rem; }

ul.plain { padding-left: 1.2rem; }
ul.plain li { margin: 0.35rem 0; }

.callout { background: var(--accent-soft); border-left: 3px solid var(--accent); padding: 1rem 1.2rem; border-radius: 0 6px 6px 0; margin: 1.5rem 0; }
.callout p { margin: 0; }

footer.site { border-top: 1px solid var(--rule); font-size: 0.9rem; color: var(--muted); }
footer.site .wrap { padding-top: 1.4rem; padding-bottom: 2rem; }