:root {
  --bg: #f5f7f8;
  --surface: #ffffff;
  --ink: #0b1720;
  --muted: #52616b;
  --line: #d8e0e4;
  --accent: #0c7c6f;
  --accent-dark: #085c53;
  --dark: #0c1a22;
  --dark-muted: #9cb0ba;
  --max: 1160px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}
a { color: inherit; }
.site-header {
  max-width: var(--max);
  margin: 0 auto;
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  font-weight: 750;
  letter-spacing: -0.02em;
  text-decoration: none;
  font-size: 19px;
}
.brand-mark {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  position: relative;
  display: inline-block;
}
.brand-mark:before,
.brand-mark:after {
  content: "";
  position: absolute;
  background: var(--accent);
}
.brand-mark:before { width: 8px; height: 2px; right: -5px; top: 9px; }
.brand-mark:after { width: 2px; height: 8px; left: 9px; top: -5px; }
.nav-cta {
  text-decoration: none;
  font-weight: 650;
  font-size: 14px;
  border-bottom: 1px solid var(--ink);
}
.hero {
  max-width: 980px;
  margin: 0 auto;
  padding: 108px 28px 72px;
}
.eyebrow {
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  margin: 0 0 16px;
}
h1, h2, h3 { line-height: 1.08; letter-spacing: -0.045em; }
h1 {
  font-size: clamp(54px, 8vw, 104px);
  margin: 0;
  max-width: 980px;
}
.hero-copy {
  color: var(--muted);
  font-size: clamp(20px, 2.4vw, 28px);
  max-width: 790px;
  margin: 30px 0 0;
}
.hero-actions { display: flex; gap: 12px; margin-top: 34px; flex-wrap: wrap; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 18px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 750;
  font-size: 14px;
}
.button.primary { background: var(--ink); color: white; }
.button.primary:hover { background: #17303d; }
.button.secondary { border: 1px solid var(--line); background: var(--surface); }
.microcopy { color: #73828a; font-size: 13px; margin-top: 18px; }
.signal-strip {
  max-width: var(--max);
  margin: 0 auto 54px;
  padding: 18px 28px;
  display: flex;
  align-items: center;
  gap: 13px;
  color: #63737c;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  overflow: hidden;
}
.signal-strip i { height: 1px; flex: 1; min-width: 20px; background: var(--line); }
.section { max-width: var(--max); margin: 0 auto; padding: 84px 28px; }
.section-heading { max-width: 850px; margin-bottom: 38px; }
.section-heading.compact { max-width: 720px; }
h2 { font-size: clamp(36px, 5vw, 64px); margin: 0; }
.section-heading p:not(.eyebrow) { color: var(--muted); font-size: 18px; }
.three-col { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 28px; min-height: 250px; }
.card .step { color: var(--accent); font-weight: 800; font-size: 12px; letter-spacing: .1em; }
.card h3 { font-size: 28px; margin: 65px 0 10px; }
.card p { color: var(--muted); margin: 0; }
.dark-panel { max-width: calc(var(--max) - 24px); border-radius: 22px; background: var(--dark); color: white; padding: 70px 56px; }
.dark-panel .eyebrow { color: #6dd9ca; }
.dark-panel .section-heading p:not(.eyebrow) { color: var(--dark-muted); }
.metrics { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: #263841; border: 1px solid #263841; border-radius: 12px; overflow: hidden; }
.metrics div { background: var(--dark); padding: 25px; }
.metrics strong { display: block; font-size: 17px; margin-bottom: 6px; }
.metrics span { color: var(--dark-muted); font-size: 14px; }
.example-section { padding-top: 110px; }
.opportunity-card { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.opportunity-top { display: flex; justify-content: space-between; gap: 24px; padding: 30px; border-bottom: 1px solid var(--line); }
.opportunity-top h3 { font-size: 30px; margin: 10px 0 5px; }
.opportunity-top p { color: var(--muted); margin: 0; }
.status { font-size: 11px; font-weight: 850; color: var(--accent-dark); letter-spacing: .12em; }
.score { min-width: 126px; border-left: 1px solid var(--line); padding-left: 24px; display: flex; flex-direction: column; justify-content: center; }
.score strong { font-size: 44px; line-height: 1; }
.score span { color: var(--muted); font-size: 12px; margin-top: 5px; }
.opportunity-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.opportunity-grid div { padding: 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.opportunity-grid div:last-child { border-right: 0; }
.opportunity-grid span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 8px; }
.opportunity-grid strong { font-size: 15px; }
.evidence { padding: 26px 30px 30px; }
.evidence > span { font-size: 12px; text-transform: uppercase; letter-spacing: .1em; font-weight: 800; }
.evidence ul { margin: 14px 0 0; padding-left: 20px; color: var(--muted); }
.evidence li { margin: 7px 0; }
.pilot { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; border-top: 1px solid var(--line); }
.pilot p { color: var(--muted); font-size: 17px; }
.pilot .button { margin-top: 12px; }
footer {
  max-width: var(--max);
  margin: 40px auto 0;
  padding: 38px 28px 55px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 30px;
  color: var(--muted);
  font-size: 13px;
}
.footer-brand { color: var(--ink); }
footer p { margin: 9px 0 0; }
.footer-links { display: flex; gap: 20px; align-items: flex-start; }
.footer-links a { text-decoration: none; }
@media (max-width: 780px) {
  .hero { padding-top: 70px; }
  .three-col, .metrics, .opportunity-grid, .pilot { grid-template-columns: 1fr; }
  .dark-panel { border-radius: 0; padding: 58px 28px; }
  .opportunity-grid div { border-right: 0; }
  .opportunity-top { flex-direction: column; }
  .score { border-left: 0; border-top: 1px solid var(--line); padding: 18px 0 0; }
  .signal-strip { gap: 8px; font-size: 10px; }
  footer { flex-direction: column; }
}