:root {
  --ink: #102235;
  --muted: #5d6d76;
  --line: #d9e1e4;
  --paper: #f7f9f8;
  --white: #ffffff;
  --teal: #1f6f7a;
  --teal-dark: #164f5b;
  --green: #697f55;
  --copper: #a7663d;
  --shadow: 0 22px 70px rgba(16, 34, 53, 0.14);
}

* {
  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: 1.5;
}

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 0 40px;
  color: var(--white);
  background: rgba(9, 22, 34, 0.76);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.brand-mark {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.nav {
  display: flex;
  align-items: center;
  gap: 26px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}

.nav a:hover {
  color: var(--white);
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: end;
  padding: 140px 40px 36px;
  overflow: hidden;
  color: var(--white);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 17, 27, 0.86) 0%, rgba(7, 17, 27, 0.66) 42%, rgba(7, 17, 27, 0.24) 100%),
    linear-gradient(0deg, rgba(7, 17, 27, 0.76) 0%, rgba(7, 17, 27, 0) 42%);
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content,
.hero-strip {
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 780px;
  padding-bottom: 58px;
}

.eyebrow,
.section-label {
  margin: 0 0 14px;
  color: var(--copper);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1,
.section h2 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1.04;
}

.hero h1 {
  max-width: 820px;
  font-size: clamp(40px, 6vw, 78px);
}

.hero-copy {
  max-width: 680px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 8px;
  font-weight: 800;
  font-size: 14px;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: var(--teal);
  color: var(--white);
  box-shadow: 0 16px 34px rgba(31, 111, 122, 0.28);
}

.button.secondary {
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.36);
  background: rgba(255, 255, 255, 0.08);
}

.button.large {
  min-width: 220px;
}

.hero-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  max-width: 1180px;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 10px;
  overflow: hidden;
}

.hero-strip div {
  min-height: 128px;
  padding: 24px;
  background: rgba(11, 27, 40, 0.64);
}

.hero-strip strong,
.proof-item strong {
  display: block;
  margin-bottom: 8px;
  font-size: 16px;
}

.hero-strip span {
  display: block;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 96px 40px;
}

.intro-grid,
.section-heading,
.ecosystem,
.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  gap: 64px;
  align-items: start;
}

.section h2 {
  font-size: clamp(34px, 4vw, 56px);
}

.intro-copy,
.section-heading p,
.ecosystem-copy p,
.contact p {
  color: var(--muted);
  font-size: 18px;
}

.intro-copy p:first-child,
.ecosystem-copy p,
.contact p {
  margin-top: 0;
}

.modules {
  max-width: 1240px;
}

.section-heading {
  align-items: end;
  margin-bottom: 38px;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.module-card {
  min-height: 250px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 10px 32px rgba(16, 34, 53, 0.06);
}

.module-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 34px;
  margin-bottom: 26px;
  border-radius: 8px;
  color: var(--white);
  background: var(--teal);
  font-size: 13px;
  font-weight: 800;
}

.module-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.module-card p,
.proof-item span {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.ecosystem {
  align-items: center;
}

.ecosystem-map {
  position: relative;
  min-height: 430px;
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 50%, rgba(31, 111, 122, 0.16), transparent 33%),
    linear-gradient(135deg, #ffffff, #edf4f2);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.ecosystem-map::before,
.ecosystem-map::after {
  content: "";
  position: absolute;
  inset: 82px;
  border: 1px solid rgba(31, 111, 122, 0.2);
  border-radius: 50%;
}

.ecosystem-map::after {
  inset: 138px;
}

.node {
  position: absolute;
  display: grid;
  min-width: 112px;
  min-height: 48px;
  place-items: center;
  padding: 12px 16px;
  border-radius: 8px;
  background: var(--white);
  border: 1px solid rgba(31, 111, 122, 0.22);
  box-shadow: 0 12px 30px rgba(16, 34, 53, 0.11);
  color: var(--ink);
  font-weight: 800;
  font-size: 13px;
  text-align: center;
}

.node.center {
  top: 50%;
  left: 50%;
  min-width: 132px;
  min-height: 132px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: var(--teal-dark);
  color: var(--white);
  font-size: 18px;
  letter-spacing: 0.08em;
}

.n1 { top: 44px; left: 50%; transform: translateX(-50%); }
.n2 { top: 176px; right: 36px; }
.n3 { right: 86px; bottom: 42px; }
.n4 { bottom: 42px; left: 86px; }
.n5 { top: 176px; left: 36px; }
.n6 { top: 78px; right: 74px; }

.proof {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding-top: 0;
}

.proof-item {
  padding: 28px;
  border-top: 4px solid var(--green);
  background: var(--white);
  border-radius: 8px;
  box-shadow: 0 10px 32px rgba(16, 34, 53, 0.06);
}

.contact {
  align-items: center;
  margin-bottom: 64px;
  padding: 48px;
  color: var(--white);
  background: var(--ink);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.contact .section-label {
  color: #d79b73;
}

.contact p {
  color: rgba(255, 255, 255, 0.74);
}

@media (max-width: 1100px) {
  .intro-grid,
  .section-heading,
  .ecosystem,
  .contact,
  .proof {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  .site-header {
    padding: 0 22px;
  }

  .nav {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 118px 22px 24px;
  }

  .hero-content {
    padding-bottom: 36px;
  }

  .hero-strip {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 72px 22px;
  }

  .module-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .hero h1 {
    font-size: 38px;
  }

  .hero-copy,
  .intro-copy,
  .section-heading p,
  .ecosystem-copy p,
  .contact p {
    font-size: 16px;
  }

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

  .ecosystem-map {
    min-height: 520px;
  }

  .node {
    min-width: 96px;
    font-size: 12px;
  }

  .node.center {
    min-width: 116px;
    min-height: 116px;
  }

  .n1 { top: 28px; }
  .n2 { top: 146px; right: 18px; }
  .n3 { right: 28px; bottom: 88px; }
  .n4 { left: 28px; bottom: 88px; }
  .n5 { top: 146px; left: 18px; }
  .n6 { top: auto; right: auto; bottom: 22px; left: 50%; transform: translateX(-50%); }

  .contact {
    padding: 34px 24px;
  }
}