:root {
  --bg: #f4f1ea;
  --card: #ffffff;
  --ink: #1a1d1a;
  --ink2: #3b3f3a;
  --mute: #62655f;
  --sep: #e6e2d8;
  --accent: #1d5a43;
  --accentTint: #e4eee8;
  --accentTintInk: #1d5a43;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d0e0c;
    --card: #1a1c19;
    --ink: #f2efe8;
    --ink2: #d6d2c8;
    --mute: #9c9a92;
    --sep: #2e312d;
    --accent: #6fc39b;
    --accentTint: #13261d;
    --accentTintInk: #8fd4b0;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  font-family: -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
}

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

.col {
  width: calc(100% - 32px);
  max-width: 720px;
  margin: 0 auto;
}

.site-header {
  padding: 16px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
}

.brand-icon {
  width: 48px;
  height: 48px;
  border-radius: 22%;
  flex: none;
}

.brand-name {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.2;
}

.card {
  background: var(--card);
  border-radius: 8px;
  padding: 16px;
}

@media (min-width: 600px) {
  .card {
    padding: 24px;
  }
}

h1 {
  font-size: 38px;
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 8px;
}

h2 {
  font-size: 27px;
  font-weight: 600;
  line-height: 1.2;
  margin: 32px 0 12px;
}

h3 {
  font-size: 21px;
  font-weight: 600;
  line-height: 1.25;
  margin: 24px 0 0;
}

main p {
  margin: 8px 0 0;
}

main ul {
  margin: 0;
  padding-left: 20px;
}

main li {
  margin: 0 0 8px;
}

main a {
  color: var(--accent);
  text-decoration: underline;
  overflow-wrap: anywhere;
}

.lead {
  font-size: 18px;
  color: var(--ink2);
}

.callout {
  background: var(--accentTint);
  color: var(--accentTintInk);
  border-radius: 8px;
  padding: 16px;
  margin: 24px 0 16px;
}

.callout p:first-child {
  margin-top: 0;
}

.cap {
  font-size: 14px;
  color: var(--mute);
}

.site-footer {
  border-top: 1px solid var(--sep);
  margin-top: 32px;
}

.footer-band {
  padding: 20px 0;
}

.footer-band ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
  font-size: 14px;
  line-height: 1.2;
}

.footer-band a {
  color: var(--mute);
  text-decoration: none;
}

@media (min-width: 760px) {
  .footer-band {
    padding: 32px 0;
  }

  .footer-band ul {
    flex-direction: row;
    justify-content: space-between;
    gap: 16px;
  }
}