:root {
  color-scheme: dark;
  --bg: #070d12;
  --panel: #101a22;
  --panel-2: #132430;
  --text: #f5f8fb;
  --muted: #aab9c6;
  --line: rgba(158, 190, 214, .22);
  --blue: #4fa6ff;
  --teal: #47d6c3;
  --green: #72d48d;
  --amber: #efbd5d;
  --rose: #e7798f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  overflow-x: hidden;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(20px, 4vw, 56px);
  border-bottom: 1px solid var(--line);
  background: rgba(7, 13, 18, .92);
  backdrop-filter: blur(14px);
}

.brand,
.site-nav,
.hero-actions,
.site-footer nav,
.stack-list {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  text-decoration: none;
  font-weight: 900;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  color: #061015;
  background: linear-gradient(135deg, var(--teal), var(--blue));
}

.site-nav {
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.site-nav a,
.site-footer a {
  text-decoration: none;
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--text);
}

.nav-action,
.button {
  border-radius: 8px;
  font-weight: 900;
  text-decoration: none;
}

.nav-action {
  padding: 10px 14px;
  color: #061015;
  background: var(--teal);
}

.hero {
  display: grid;
  grid-template-columns: minmax(310px, .72fr) minmax(480px, 1.28fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  min-height: calc(100vh - 72px);
  padding: clamp(42px, 7vw, 88px) clamp(20px, 4vw, 56px);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .11em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 20px;
  font-size: clamp(42px, 5.8vw, 78px);
  line-height: 1;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.05;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.15;
}

.hero-lede,
.section-heading p,
.feature-grid p,
.capability-grid p,
.ecosystem-grid p,
.split-section p,
.launch-band p,
.site-footer p {
  color: var(--muted);
}

.hero-lede {
  max-width: 720px;
  margin-bottom: 28px;
  font-size: 19px;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 12px 17px;
}

.button-primary {
  color: #061015;
  background: var(--blue);
}

.button-secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .04);
}

.hero-visual {
  margin: 0;
  border: 1px solid rgba(79, 166, 255, .38);
  border-radius: 8px;
  overflow: hidden;
  background: #05090d;
  box-shadow: 0 28px 90px rgba(0, 0, 0, .46);
}

.hero-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.section {
  padding: clamp(54px, 7vw, 90px) clamp(20px, 4vw, 56px);
  border-top: 1px solid var(--line);
}

.section-soft {
  background: rgba(255, 255, 255, .025);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.wide-heading {
  max-width: 1060px;
}

.feature-grid,
.capability-grid,
.ecosystem-grid {
  display: grid;
  gap: 18px;
}

.feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.capability-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.ecosystem-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-grid article,
.capability-grid article,
.ecosystem-grid article,
.flow-panel,
.launch-band {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.feature-grid article,
.capability-grid article,
.ecosystem-grid article {
  min-height: 220px;
  padding: 24px;
}

.capability-grid article {
  background: var(--panel-2);
}

.ecosystem-grid span {
  display: inline-flex;
  margin-bottom: 12px;
  color: var(--amber);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(300px, .82fr) minmax(340px, 1fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: start;
}

.flow-panel {
  display: grid;
  gap: 10px;
  padding: 18px;
  background:
    linear-gradient(135deg, rgba(79, 166, 255, .14), transparent 44%),
    linear-gradient(315deg, rgba(239, 189, 93, .14), transparent 48%),
    var(--panel);
}

.flow-panel div {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  min-height: 58px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 8px;
  background: rgba(5, 9, 13, .58);
}

.flow-panel span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.flow-panel strong {
  color: var(--text);
}

.launch-band {
  display: grid;
  grid-template-columns: minmax(300px, .9fr) minmax(340px, 1fr);
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
  margin: clamp(54px, 7vw, 90px) clamp(20px, 4vw, 56px);
  padding: clamp(28px, 5vw, 46px);
  background:
    linear-gradient(135deg, rgba(71, 214, 195, .14), transparent 42%),
    linear-gradient(315deg, rgba(231, 121, 143, .12), transparent 50%),
    var(--panel);
}

.stack-list {
  flex-wrap: wrap;
  gap: 10px;
}

.stack-list span {
  display: inline-flex;
  padding: 8px 10px;
  border: 1px solid rgba(79, 166, 255, .28);
  border-radius: 8px;
  color: #e4f2ff;
  background: rgba(79, 166, 255, .08);
  font-size: 13px;
  font-weight: 900;
}

.site-footer {
  display: grid;
  gap: 16px;
  padding: 28px clamp(20px, 4vw, 56px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.site-footer p {
  max-width: 760px;
  margin: 6px 0 0;
}

.site-footer nav {
  flex-wrap: wrap;
  gap: 12px 18px;
}

@media (max-width: 1020px) {
  .hero,
  .split-section,
  .launch-band,
  .feature-grid,
  .capability-grid,
  .ecosystem-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }
}

@media (max-width: 720px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
    max-width: 100vw;
    overflow: hidden;
  }

  .site-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
    max-width: calc(100vw - 40px);
    gap: 10px 14px;
  }

  h1 {
    max-width: 330px;
    font-size: 32px;
    line-height: 1.08;
  }

  .hero,
  .section {
    max-width: 100vw;
    overflow: hidden;
  }

  .hero-lede,
  .section-heading,
  .wide-heading,
  .feature-grid article,
  .capability-grid article,
  .ecosystem-grid article,
  .flow-panel,
  .hero-visual {
    max-width: 330px;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    max-width: 330px;
  }

  .button {
    justify-content: center;
  }
}