:root {
  --bg: #f7f4ef;
  --text: #16211f;
  --muted: #5f6b66;
  --primary: #1f5f52;
  --primary-dark: #123b34;
  --card: #ffffff;
  --line: #ded8cf;
  --dark: #14211f;
  --dark-card: #1d2f2b;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(247, 244, 239, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav {
  max-width: 1120px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo { font-weight: 800; letter-spacing: -0.03em; }
.nav-links { display: flex; gap: 22px; font-size: 14px; color: var(--muted); }
.nav-links a:hover { color: var(--primary); }

.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 88px 24px;
}

.hero {
  min-height: 82vh;
  display: flex;
  align-items: center;
}
.hero-content { max-width: 820px; }
.eyebrow {
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 13px;
  font-weight: 800;
  margin: 0 0 14px;
}
h1, h2, h3 { line-height: 1.12; letter-spacing: -0.04em; margin: 0; }
h1 { font-size: clamp(44px, 8vw, 86px); }
h2 { font-size: clamp(32px, 5vw, 52px); margin-bottom: 24px; }
h3 { font-size: 22px; margin-bottom: 12px; }
.hero-text { font-size: 22px; color: var(--muted); max-width: 680px; margin: 24px 0 34px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid var(--primary);
}
.primary { background: var(--primary); color: white; }
.secondary { color: var(--primary); }
.button:hover { transform: translateY(-1px); }

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  border-top: 1px solid var(--line);
}
.split p { color: var(--muted); font-size: 18px; }

.cards { margin-top: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 26px;
  box-shadow: 0 18px 50px rgba(20, 33, 31, 0.06);
}
.card p { color: var(--muted); margin-bottom: 0; }

.dark-section {
  max-width: none;
  background: var(--dark);
  color: white;
  padding-left: max(24px, calc((100vw - 1120px) / 2 + 24px));
  padding-right: max(24px, calc((100vw - 1120px) / 2 + 24px));
}
.dark-section .eyebrow { color: #9ed6c2; }
.section-intro { color: #c9d6d2; margin-top: -8px; }
.dark-card { background: var(--dark-card); border-color: rgba(255,255,255,0.08); }
.dark-card p { color: #d1ddda; }
.dark-card a { display: inline-block; margin-top: 18px; color: #b5f1d7; font-weight: 800; }

.insight-list { display: grid; gap: 16px; margin-top: 28px; }
.insight {
  border-top: 1px solid var(--line);
  padding: 24px 0;
}
.insight p { color: var(--muted); margin-bottom: 0; max-width: 760px; }

.contact {
  text-align: center;
  border-top: 1px solid var(--line);
}
.contact p { color: var(--muted); max-width: 620px; margin: 0 auto 28px; }
.footer {
  text-align: center;
  padding: 32px 24px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 860px) {
  .nav { align-items: flex-start; gap: 14px; flex-direction: column; }
  .nav-links { flex-wrap: wrap; gap: 12px 18px; }
  .split, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: 64px 20px; }
  .hero { min-height: auto; padding-top: 96px; }
}