:root {
  --ivory: #F4F3F1;
  --blush: #F1CFE1;
  --peony: #E9839D;
  --sage: #9FA881;
  --evergreen: #434D20;
  --evergreen-soft: rgba(67, 77, 32, 0.7);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--ivory);
  color: var(--evergreen);
  line-height: 1.6;
  padding: 48px 24px 96px;
}

.container {
  max-width: 740px;
  margin: 0 auto;
}

header {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(67, 77, 32, 0.12);
}

header a.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--evergreen);
  text-decoration: none;
}

header a.brand img { width: 32px; height: 32px; }

h1 {
  font-size: 32px;
  margin-top: 28px;
  margin-bottom: 8px;
  color: var(--evergreen);
}

.effective {
  color: var(--evergreen-soft);
  font-size: 14px;
  margin-bottom: 32px;
}

h2 {
  font-size: 22px;
  margin-top: 36px;
  margin-bottom: 12px;
  color: var(--evergreen);
}

h3 {
  font-size: 17px;
  margin-top: 20px;
  margin-bottom: 8px;
  color: var(--evergreen);
}

p, ul {
  margin-bottom: 14px;
  color: var(--evergreen-soft);
  font-size: 16px;
}

ul {
  padding-left: 22px;
}

li {
  margin-bottom: 6px;
}

a {
  color: var(--peony);
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover { color: var(--evergreen); }

strong { color: var(--evergreen); }

footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid rgba(67, 77, 32, 0.12);
  font-size: 14px;
  color: var(--evergreen-soft);
  text-align: center;
}

footer a { margin: 0 12px; }