:root {
  --navy: #102d3c;
  --navy-2: #194b5b;
  --red: #e23b3b;
  --red-dark: #b62d2d;
  --aqua: #79c7c3;
  --aqua-light: #c9efe9;
  --ice: #f5fafa;
  --paper: #fffdfa;
  --sand: #f2e8d8;
  --sage: #b7c8ad;
  --ink: #132934;
  --muted: #5c7079;
  --line: #dce7e8;
  --shadow: 0 26px 70px rgba(16,45,60,.14);
  --radius: 24px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
button, input { font: inherit; }
button { color: inherit; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.narrow { max-width: 820px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 1000; padding: 12px 18px; background: #fff; border: 2px solid var(--navy); border-radius: 10px; }
.skip-link:focus { top: 14px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 50; padding: 14px 0; transition: background .2s ease, box-shadow .2s ease, padding .2s ease; }
.site-header.scrolled { background: rgba(255,253,250,.94); box-shadow: 0 8px 30px rgba(16,45,60,.08); backdrop-filter: blur(16px); padding: 8px 0; }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 26px; }
.brand { width: 264px; text-decoration: none; }
.brand img { width: 100%; height: auto; }
.site-nav { display: flex; align-items: center; gap: 27px; font-size: 15px; font-weight: 650; }
.site-nav > a { text-decoration: none; }
.site-nav > a:not(.button):hover { color: var(--red); }
.menu-button { display: none; width: 48px; height: 44px; border: 0; border-radius: 12px; background: var(--ice); padding: 11px; cursor: pointer; }
.menu-button span:not(.sr-only) { display: block; height: 2px; margin: 5px 0; background: var(--navy); border-radius: 2px; }

.button { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 24px; border-radius: 13px; border: 1px solid var(--red); background: var(--red); color: #fff; text-decoration: none; font-weight: 750; box-shadow: 0 10px 24px rgba(226,59,59,.18); transition: transform .15s ease, background .15s ease, box-shadow .15s ease; }
.button:hover { transform: translateY(-2px); background: var(--red-dark); box-shadow: 0 14px 32px rgba(226,59,59,.25); }
.button:focus-visible, a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--aqua); outline-offset: 3px; }
.button-small { min-height: 43px; padding-inline: 18px; }
.button-light { background: #fff; color: var(--navy); border-color: #fff; box-shadow: none; }
.button-light:hover { background: var(--aqua-light); }
.text-link { font-weight: 760; text-decoration: none; border-bottom: 1px solid rgba(16,45,60,.35); padding-bottom: 2px; }
.text-link:hover { color: var(--red); border-color: var(--red); }

.hero { position: relative; overflow: hidden; padding: 152px 0 92px; background: linear-gradient(180deg, var(--ice) 0%, var(--paper) 84%); }
.hero::before { content: ""; position: absolute; width: 620px; height: 620px; right: -250px; top: -280px; border-radius: 50%; border: 80px solid rgba(121,199,195,.12); }
.hero-glow { position: absolute; left: -230px; top: 230px; width: 520px; height: 520px; background: radial-gradient(circle, rgba(226,59,59,.07), transparent 66%); pointer-events: none; }
.hero-grid { position: relative; display: grid; grid-template-columns: .92fr 1.08fr; align-items: center; gap: 62px; }
.eyebrow { margin: 0 0 16px; color: var(--red); text-transform: uppercase; letter-spacing: .15em; font-size: 13px; font-weight: 820; }
.eyebrow-light { color: var(--aqua); }
h1, h2, h3 { margin-top: 0; font-family: "Inter Display", Inter, ui-sans-serif, system-ui, sans-serif; letter-spacing: -.035em; line-height: 1.06; }
h1 { margin-bottom: 24px; font-size: clamp(54px, 6.4vw, 86px); color: var(--navy); }
h1 span { color: var(--red); }
h2 { margin-bottom: 20px; font-size: clamp(38px, 4.6vw, 58px); color: var(--navy); }
h3 { margin-bottom: 12px; font-size: 24px; color: var(--navy); }
.hero-lede { max-width: 660px; margin: 0; font-size: 20px; color: #405b65; }
.hero-actions { display: flex; align-items: center; gap: 24px; margin-top: 34px; }
.proof-list { display: flex; flex-wrap: wrap; gap: 10px 21px; padding: 0; margin: 30px 0 0; list-style: none; color: #48626b; font-size: 14px; font-weight: 650; }
.proof-list li::before { content: "✓"; color: var(--red); margin-right: 7px; font-weight: 900; }

.map-preview { overflow: hidden; border: 1px solid rgba(16,45,60,.12); border-radius: 28px; background: #fff; box-shadow: var(--shadow); transform: rotate(.65deg); }
.preview-toolbar { display: flex; align-items: center; justify-content: space-between; padding: 19px 22px 14px; border-bottom: 1px solid var(--line); }
.preview-toolbar > div { display: flex; flex-direction: column; }
.preview-kicker { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .12em; font-weight: 760; }
.preview-toolbar strong { font-size: 16px; color: var(--navy); }
.status { display: flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 750; color: #39675b; background: #ebf8f2; padding: 7px 10px; border-radius: 999px; }
.status span { width: 8px; height: 8px; border-radius: 50%; background: #45a27d; box-shadow: 0 0 0 4px rgba(69,162,125,.14); }
.policy-tabs { display: grid; grid-template-columns: repeat(3,1fr); padding: 10px 12px; gap: 7px; background: #f7faf9; border-bottom: 1px solid var(--line); }
.policy-tabs button { border: 1px solid transparent; border-radius: 10px; padding: 9px 8px; background: transparent; color: #597079; font-size: 12px; font-weight: 730; cursor: pointer; }
.policy-tabs button[aria-selected="true"] { color: var(--navy); background: #fff; border-color: #dce7e8; box-shadow: 0 3px 10px rgba(16,45,60,.07); }
.map-stage { background: #d7edf0; }
.map-stage svg { width: 100%; height: auto; }
.region-overlay { transition: opacity .2s ease; }
.provenance-card { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; padding: 14px 18px; border-top: 1px solid var(--line); }
.source-icon { display: grid; place-items: center; width: 33px; height: 33px; border-radius: 50%; background: #eaf8f3; color: #2f7b61; font-weight: 900; }
.provenance-card div:nth-child(2) { display: flex; flex-direction: column; min-width: 0; }
.provenance-card span { color: var(--muted); font-size: 11px; }
.provenance-card strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--navy); font-size: 12px; }
.provenance-card button { border: 0; background: var(--ice); border-radius: 9px; padding: 8px 10px; color: var(--navy); font-size: 11px; font-weight: 750; cursor: pointer; }

.principles { border-block: 1px solid var(--line); background: #fff; }
.principles-grid { display: grid; grid-template-columns: repeat(3,1fr); }
.principles-grid > div { padding: 25px 30px; border-right: 1px solid var(--line); }
.principles-grid > div:first-child { padding-left: 0; }
.principles-grid > div:last-child { border-right: 0; }
.principles strong, .principles span { display: block; }
.principles strong { color: var(--navy); font-size: 15px; }
.principles span { color: var(--muted); font-size: 13px; margin-top: 3px; }

.section { padding: 104px 0; }
.section-heading { max-width: 780px; margin: 0 auto 54px; text-align: center; }
.section-heading.left { margin-inline: 0; text-align: left; }
.section-heading > p:last-child { margin: 0 auto; max-width: 690px; color: var(--muted); font-size: 18px; }
.feature-grid { display: grid; grid-template-columns: repeat(6,1fr); gap: 20px; }
.feature-card { position: relative; grid-column: span 2; min-height: 275px; padding: 31px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: 0 10px 36px rgba(16,45,60,.05); }
.feature-card-wide { grid-column: span 4; background: linear-gradient(135deg,#fff 45%,#eef8f6); }
.feature-card-accent { color: #fff; background: var(--navy); border-color: var(--navy); }
.feature-card-accent h3 { color: #fff; }
.feature-card-accent p { color: #cee3e2; }
.feature-number { width: fit-content; margin-bottom: 38px; color: var(--red); font-size: 12px; font-weight: 850; letter-spacing: .14em; }
.feature-card p { margin: 0; color: var(--muted); }
.swatches { display: flex; margin-top: 27px; }
.swatches span { width: 44px; height: 44px; margin-left: -7px; border: 4px solid #fff; border-radius: 50%; background: var(--swatch); box-shadow: 0 4px 12px rgba(16,45,60,.12); }
.swatches span:first-child { margin-left: 0; }

.section-dark { position: relative; overflow: hidden; color: #e7f1f1; background: var(--navy); }
.section-dark::after { content: ""; position: absolute; width: 490px; height: 490px; right: -220px; bottom: -310px; border-radius: 50%; border: 70px solid rgba(121,199,195,.08); }
.section-dark h2 { color: #fff; }
.section-dark p { color: #bcd0d2; }
.split-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 74px; }
.check-list { display: grid; gap: 13px; list-style: none; padding: 0; margin: 30px 0 0; }
.check-list li::before { content: "✓"; display: inline-grid; place-items: center; width: 23px; height: 23px; margin-right: 11px; border-radius: 50%; background: rgba(121,199,195,.15); color: var(--aqua); font-weight: 900; }
.code-panel { overflow: hidden; border: 1px solid rgba(201,239,233,.18); border-radius: 20px; background: #0b2230; box-shadow: 0 30px 60px rgba(0,0,0,.2); }
.code-title { display: flex; align-items: center; gap: 7px; padding: 13px 16px; border-bottom: 1px solid rgba(255,255,255,.09); }
.code-title span { width: 10px; height: 10px; border-radius: 50%; background: #e23b3b; }
.code-title span:nth-child(2) { background: #e6ad55; }
.code-title span:nth-child(3) { background: #79c7c3; }
.code-title strong { margin-left: 8px; color: #afc5c8; font-size: 12px; font-weight: 600; }
pre { overflow-x: auto; margin: 0; padding: 27px; color: #f5fafa; font: 14px/1.72 "SFMono-Regular", Consolas, "Liberation Mono", monospace; }
.code-muted { color: #6f8c94; }
.code-red { color: #ff7979; }
.code-aqua { color: #93ded7; }

.deployment-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; align-items: stretch; }
.deployment-card { position: relative; padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.deployment-card.featured { border: 2px solid var(--red); transform: translateY(-8px); box-shadow: var(--shadow); }
.card-label { display: inline-flex; padding: 6px 10px; margin-bottom: 35px; border-radius: 999px; background: var(--ice); color: var(--navy); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.featured .card-label { background: #ffebeb; color: #a52c2c; }
.deployment-card p { color: var(--muted); }
.deployment-card ul { display: grid; gap: 10px; padding: 0; margin: 25px 0 0; list-style: none; color: #3d5862; font-size: 14px; }
.deployment-card li::before { content: "—"; color: var(--red); margin-right: 8px; }

.use-cases { background: #f4f8f6; }
.use-case-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.use-case-grid article { min-height: 225px; padding: 29px; border-radius: 20px; background: #fff; border: 1px solid #e0e9e5; }
.use-case-grid span { color: var(--red); font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; }
.use-case-grid h3 { margin-top: 27px; }
.use-case-grid p { margin-bottom: 0; color: var(--muted); }

.pilot-section { background: var(--paper); }
.pilot-card { display: grid; grid-template-columns: 1.2fr .8fr; gap: 70px; padding: 58px; border-radius: 30px; color: #fff; background: linear-gradient(120deg,var(--navy),#1c5667); box-shadow: var(--shadow); }
.pilot-card h2 { color: #fff; }
.pilot-card p { color: #c6dbdd; }
.pilot-details { display: grid; align-content: center; gap: 22px; }
.pilot-details div { padding-bottom: 19px; border-bottom: 1px solid rgba(255,255,255,.14); }
.pilot-details strong, .pilot-details span { display: block; }
.pilot-details strong { color: var(--aqua); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; }
.pilot-details span { margin-top: 5px; color: #fff; }

.faq-section { padding-top: 80px; }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { position: relative; cursor: pointer; list-style: none; padding: 23px 48px 23px 0; color: var(--navy); font-weight: 730; font-size: 18px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 4px; top: 19px; display: grid; place-items: center; width: 31px; height: 31px; border-radius: 50%; background: var(--ice); color: var(--red); font-size: 22px; }
details[open] summary::after { content: "−"; }
details p { max-width: 720px; margin: -5px 0 24px; color: var(--muted); }

.final-cta { padding: 62px 0; background: var(--red); }
.final-cta-inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 30px; }
.final-cta h2 { margin: 0; color: #fff; }
.final-cta .eyebrow { margin-bottom: 8px; color: #ffd1d1; }
.final-cta img { border-radius: 20px; box-shadow: 0 12px 26px rgba(99,19,19,.2); }

.site-footer { padding: 65px 0 24px; color: #bed0d3; background: #0b2230; }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(3,1fr); gap: 60px; }
.footer-brand img { width: 255px; }
.footer-brand p { max-width: 330px; color: #8eabb0; }
.footer-grid > div:not(.footer-brand) { display: flex; flex-direction: column; gap: 9px; }
.footer-grid strong { color: #fff; margin-bottom: 7px; }
.footer-grid a { color: #bed0d3; text-decoration: none; }
.footer-grid a:hover { color: #fff; }
.footer-grid span { color: #8eabb0; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding-top: 28px; margin-top: 48px; border-top: 1px solid rgba(255,255,255,.1); color: #78979e; font-size: 12px; }

@media (max-width: 1020px) {
  .site-nav { gap: 18px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 770px; }
  .map-preview { max-width: 760px; transform: none; }
  .feature-card { grid-column: span 3; }
  .feature-card-wide { grid-column: span 6; }
  .split-grid { gap: 40px; }
  .pilot-card { gap: 38px; }
}

@media (max-width: 790px) {
  .site-header { background: rgba(255,253,250,.96); }
  .brand { width: 222px; }
  .menu-button { display: block; }
  .site-nav { position: absolute; top: calc(100% + 2px); left: 20px; right: 20px; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 13px; border: 1px solid var(--line); border-radius: 17px; background: #fff; box-shadow: var(--shadow); }
  .site-nav.open { display: flex; }
  .site-nav > a { padding: 13px 12px; }
  .site-nav .button { margin-top: 7px; }
  .hero { padding-top: 126px; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .principles-grid { grid-template-columns: 1fr; }
  .principles-grid > div, .principles-grid > div:first-child { padding: 19px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .principles-grid > div:last-child { border-bottom: 0; }
  .section { padding: 80px 0; }
  .split-grid, .deployment-grid, .pilot-card, .footer-grid { grid-template-columns: 1fr; }
  .deployment-card.featured { transform: none; }
  .pilot-card { padding: 38px 29px; }
  .final-cta-inner { grid-template-columns: auto 1fr; }
  .final-cta .button { grid-column: 1 / -1; }
  .footer-grid { gap: 35px; }
  .footer-bottom { flex-direction: column; }
}

@media (max-width: 580px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  h1 { font-size: 52px; }
  h2 { font-size: 40px; }
  .hero-lede { font-size: 18px; }
  .proof-list { display: grid; }
  .policy-tabs { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 4px; padding-inline: 8px; }
  .policy-tabs button { padding-inline: 4px; font-size: 11px; }
  .provenance-card { grid-template-columns: auto 1fr; }
  .provenance-card button { display: none; }
  .feature-grid, .use-case-grid { grid-template-columns: 1fr; }
  .feature-card, .feature-card-wide { grid-column: 1; }
  .feature-card { min-height: 0; }
  .pilot-card { padding: 30px 22px; }
  .final-cta-inner { grid-template-columns: 1fr; text-align: center; }
  .final-cta img { margin-inline: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .001ms !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; }
}