:root {
  --paper: #f6f3ea;
  --forest: #14301f;
  --muted: #5c6b5f;
  --sprout: #c9f06b;
  --line: rgba(20, 48, 31, 0.14);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--forest);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 22px 80px;
}

header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 32px;
}

.mark {
  width: 40px;
  height: 40px;
  border-radius: 13px;
  background: var(--forest);
  color: var(--sprout);
  font-weight: 800;
  display: grid;
  place-items: center;
}

.brand {
  font-weight: 800;
  letter-spacing: 6px;
  font-size: 13px;
}

h1 {
  font-size: 32px;
  line-height: 1.2;
  margin: 0 0 8px;
}

.updated {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 36px;
}

h2 {
  font-size: 20px;
  margin: 38px 0 10px;
}

h3 {
  font-size: 16px;
  margin: 24px 0 6px;
}

p, li { color: #24382b; }

ul { padding-left: 20px; }

li { margin-bottom: 6px; }

a { color: #1f6b3a; }

.callout {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--sprout);
  border-radius: 14px;
  padding: 16px 18px;
  margin: 24px 0;
}

.callout strong { display: block; margin-bottom: 4px; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 15px;
}

th, td {
  text-align: left;
  vertical-align: top;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}

th { font-size: 13px; text-transform: uppercase; letter-spacing: 0.6px; color: var(--muted); }

footer {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.cards { display: grid; gap: 14px; margin-top: 24px; }

.card {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px 20px;
  text-decoration: none;
  color: var(--forest);
}

.card span { display: block; color: var(--muted); font-size: 14px; margin-top: 4px; }

@media (prefers-color-scheme: dark) {
  :root { --paper: #0f1a13; --forest: #eef3ea; --muted: #9bad9f; --line: rgba(238, 243, 234, 0.16); }
  p, li { color: #d8e2da; }
  .callout, .card { background: rgba(255, 255, 255, 0.04); }
  a { color: var(--sprout); }
  .mark { background: var(--sprout); color: #0f1a13; }
}