:root {
  --green: #2e7d32;
  --text: #0f2a17;
  --muted: #526358;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 20px;
  background: #f6fbf7;
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: clamp(20px, 4vw, 36px);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, .1);
}

h1,
h2 {
  color: var(--green);
  line-height: 1.25;
}

h1 {
  margin-top: 0;
}

h2 {
  margin-top: 1.6em;
}

a {
  color: var(--green);
  text-underline-offset: .15em;
}

.updated {
  color: var(--muted);
  font-size: .95rem;
}