:root {
  --ink: #17231f;
  --muted: #5f6d67;
  --paper: #f7f8f5;
  --white: #ffffff;
  --line: #dce3de;
  --accent: #2f6652;
  --accent-dark: #244e3f;
  --soft: #eaf1ec;
  --max: 1160px;
}

* { 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(--ink);
  background: var(--paper);
  line-height: 1.6;
}
a { color: inherit; }
.wrap { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(247,248,245,.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.nav { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { text-decoration: none; font-weight: 800; letter-spacing: .14em; font-size: .93rem; }
.contact-link { color: var(--accent-dark); text-decoration: none; font-weight: 650; }
.hero { padding: 92px 0 78px; }
.hero-grid { display: grid; grid-template-columns: 1.5fr .65fr; gap: 64px; align-items: end; }
.eyebrow { margin: 0 0 14px; color: var(--accent); text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 800; }
h1, h2, h3 { line-height: 1.08; margin-top: 0; }
h1 { font-size: clamp(2.8rem, 6vw, 5.6rem); max-width: 900px; letter-spacing: -.045em; margin-bottom: 28px; }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); letter-spacing: -.035em; margin-bottom: 26px; }
h3 { font-size: 1.15rem; margin-bottom: 12px; }
.lede { font-size: 1.2rem; color: var(--muted); max-width: 760px; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 34px; }
.button { display: inline-block; background: var(--accent); color: var(--white); text-decoration: none; padding: 13px 18px; border-radius: 8px; font-weight: 750; }
.button:hover { background: var(--accent-dark); }
.text-link { color: var(--accent-dark); font-weight: 700; text-underline-offset: 4px; }
.principle-card { background: var(--ink); color: var(--white); padding: 30px; border-radius: 16px; }
.card-label { text-transform: uppercase; letter-spacing: .1em; font-size: .72rem; opacity: .72; font-weight: 800; }
.card-quote { font-size: 1.65rem; line-height: 1.2; font-weight: 800; margin: 16px 0; }
.section { padding: 76px 0; border-top: 1px solid var(--line); }
.section.alt { background: var(--soft); }
.cards { display: grid; gap: 18px; }
.cards.four { grid-template-columns: repeat(4, 1fr); }
.card { background: var(--white); border: 1px solid var(--line); padding: 25px; border-radius: 12px; }
.card p, .split p, .boundary-list li { color: var(--muted); }
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 72px; align-items: start; }
.boundary-list { background: var(--white); border: 1px solid var(--line); border-radius: 12px; padding: 28px 30px; }
.boundary-list ul { margin: 0; padding-left: 20px; }
.boundary-list li + li { margin-top: 8px; }
.callout { background: var(--accent-dark); color: var(--white); border-top: 0; }
.callout p { color: rgba(255,255,255,.78); }
.callout .eyebrow { color: rgba(255,255,255,.72); }
.callout-inner { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center; }
.button.light { background: var(--white); color: var(--accent-dark); }
footer { padding: 36px 0; background: #111a17; color: rgba(255,255,255,.9); }
footer a { color: white; }
.footer-grid { display: grid; grid-template-columns: .7fr .8fr 1.5fr; gap: 30px; }
.fine { color: rgba(255,255,255,.6); font-size: .84rem; }

@media (max-width: 900px) {
  .hero-grid, .split, .callout-inner, .footer-grid { grid-template-columns: 1fr; }
  .cards.four { grid-template-columns: repeat(2, 1fr); }
  .hero { padding-top: 64px; }
}

@media (max-width: 560px) {
  .wrap { width: min(calc(100% - 28px), var(--max)); }
  .cards.four { grid-template-columns: 1fr; }
  .contact-link { font-size: .86rem; }
  h1 { font-size: 2.65rem; }
}