:root {
  color-scheme: light;
  --ink: #1f2933;
  --muted: #5f6f7a;
  --line: #d8e0e5;
  --paper: #fbfcfd;
  --brand: #0f766e;
  --brand-dark: #115e59;
  --accent: #b45309;
  --soft: #e9f5f3;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
}

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

a:hover {
  text-decoration: underline;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

.nav {
  max-width: 960px;
  margin: 0 auto;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  gap: 16px;
  font-size: 15px;
}

.hero {
  background: linear-gradient(180deg, #ffffff 0%, var(--soft) 100%);
  border-bottom: 1px solid var(--line);
}

.hero-inner,
.content {
  max-width: 960px;
  margin: 0 auto;
  padding: 56px 20px;
}

.eyebrow {
  color: var(--accent);
  font-weight: 700;
  margin: 0 0 12px;
}

h1 {
  margin: 0;
  max-width: 780px;
  font-size: 44px;
  line-height: 1.15;
  letter-spacing: 0;
}

.lead {
  max-width: 760px;
  margin: 20px 0 0;
  font-size: 19px;
  color: var(--muted);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid var(--brand);
  background: var(--brand);
  color: #ffffff;
  font-weight: 700;
}

.button.secondary {
  background: #ffffff;
  color: var(--brand-dark);
}

.section {
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
}

.section:last-child {
  border-bottom: 0;
}

h2 {
  margin: 0 0 14px;
  font-size: 26px;
  letter-spacing: 0;
}

h3 {
  margin: 24px 0 8px;
  font-size: 19px;
}

p {
  margin: 0 0 14px;
}

ul {
  margin: 12px 0 0;
  padding-left: 20px;
}

li + li {
  margin-top: 8px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.feature {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  padding: 18px;
}

.feature strong {
  display: block;
  margin-bottom: 6px;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #ffffff;
}

.footer-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 20px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 640px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    flex-wrap: wrap;
  }

  .hero-inner,
  .content {
    padding: 40px 18px;
  }

  h1 {
    font-size: 34px;
  }

  .lead {
    font-size: 17px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }
}