:root {
  --bg: #f7faf8;
  --bg-alt: #ffffff;
  --text: #1a2420;
  --text-muted: #5b6b62;
  --brand: #0f9d58;
  --brand-dark: #0b7a44;
  --border: #e2e8e4;
  --card-shadow: 0 1px 3px rgba(15, 40, 25, 0.08), 0 1px 2px rgba(15, 40, 25, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1512;
    --bg-alt: #161d19;
    --text: #e7efe9;
    --text-muted: #9db3a6;
    --brand: #34d399;
    --brand-dark: #6ee7b7;
    --border: #26302b;
    --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

a {
  color: var(--brand-dark);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
}
.brand span {
  color: var(--brand);
}
.site-header nav a {
  margin-left: 1.5rem;
  color: var(--text-muted);
  font-weight: 500;
}
.site-header nav a:hover {
  color: var(--brand-dark);
  text-decoration: none;
}

main {
  padding: 3rem 1.5rem 4rem;
}

h1 {
  font-size: 2.25rem;
  line-height: 1.15;
  margin: 0 0 0.75rem;
}
h2 {
  font-size: 1.5rem;
  margin: 2.5rem 0 1rem;
}
p {
  color: var(--text-muted);
}

.lede {
  font-size: 1.15rem;
}

.cta {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.65rem 1.4rem;
  background: var(--brand);
  color: #06210f;
  font-weight: 600;
  border-radius: 8px;
}
.cta:hover {
  background: var(--brand-dark);
  text-decoration: none;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0;
  list-style: none;
  padding: 0;
}
.features li {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
}
.features li strong {
  display: block;
  margin-bottom: 0.35rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.product-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--card-shadow);
}
.product-card .emoji {
  font-size: 2rem;
}
.product-card h3 {
  margin: 0.5rem 0 0.75rem;
  font-size: 1.1rem;
}
.product-card dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25rem 0.75rem;
  margin: 0 0 1rem;
  font-size: 0.9rem;
}
.product-card dt {
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
}
.product-card dd {
  margin: 0;
}
.certs {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.certs li {
  border: 1px solid var(--brand);
  color: var(--brand-dark);
  border-radius: 999px;
  padding: 0.15rem 0.6rem;
  font-size: 0.75rem;
}
.path-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px dashed var(--border);
  padding-top: 0.75rem;
}
.path-steps li {
  font-size: 0.85rem;
  padding: 0.15rem 0;
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.85rem;
}
.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  padding: 1.5rem;
}