:root {
  --bg: #fbfbf7;
  --surface: #ffffff;
  --text: #17210f;
  --muted: #60705a;
  --line: #e1e8d5;
  --primary: #4f7d0f;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
}

header,
main,
footer {
  width: min(860px, calc(100% - 32px));
  margin: 0 auto;
}

header { padding: 34px 0 12px; }

main { padding: 28px 0 64px; }

footer {
  border-top: 1px solid var(--line);
  padding: 24px 0;
  color: var(--muted);
  font-size: 14px;
}

a {
  color: var(--primary);
  font-weight: 700;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 900;
  font-size: 20px;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  font-weight: 900;
  letter-spacing: 0;
  box-shadow: 0 10px 26px rgba(79, 125, 15, 0.22);
}

.doc {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: clamp(22px, 5vw, 42px);
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(34px, 7vw, 54px);
  line-height: 1;
  letter-spacing: 0;
}

h2 {
  margin-top: 34px;
  line-height: 1.2;
}

p,
li {
  color: var(--muted);
}

.updated {
  color: var(--muted);
  margin-top: 0;
}