:root {
  color-scheme: dark;
  --carbon: #101820;
  --carbon-2: #17242e;
  --blueprint: #f5f1e8;
  --ink-muted: #b9c3c7;
  --signal: #14b8a6;
  --spark: #ff5a3d;
  --lift: #b6f23a;
  --steel: #6f7f88;
  --line: rgba(245, 241, 232, 0.16);
  --glass: rgba(16, 24, 32, 0.72);
  --max: 1180px;
  --radius: 8px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--carbon);
  color: var(--blueprint);
  min-width: 320px;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(245, 241, 232, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 241, 232, 0.028) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
  z-index: -1;
}

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

img {
  display: block;
  max-width: 100%;
}

#signal-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  background:
    radial-gradient(circle at 20% 20%, rgba(20, 184, 166, 0.18), transparent 28%),
    radial-gradient(circle at 82% 12%, rgba(255, 90, 61, 0.14), transparent 24%),
    linear-gradient(135deg, #0f181f 0%, #14232c 46%, #0e171d 100%);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 48px);
  background: linear-gradient(to bottom, rgba(16, 24, 32, 0.9), rgba(16, 24, 32, 0.34));
  backdrop-filter: blur(18px);
}

.brand-lockup,
.site-footer {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-lockup img,
.site-footer img {
  width: 34px;
  height: 34px;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.desktop-nav a {
  transition: color 180ms ease;
}

.desktop-nav a:hover,
.text-link:hover {
  color: var(--lift);
}

.nav-cta,
.button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 18px;
  font-weight: 800;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.nav-cta {
  color: var(--blueprint);
  background: rgba(245, 241, 232, 0.08);
}

.nav-cta:hover,
.button:hover {
  transform: translateY(-2px);
}

.section-band {
  padding: 112px clamp(20px, 5vw, 64px);
}

.hero {
  min-height: 96vh;
  display: grid;
  align-items: end;
  grid-template-columns: minmax(0, 1fr);
  padding-top: 160px;
  position: relative;
}

.hero-content,
.hero-metrics,
.intro-grid,
.section-heading,
.tile-grid,
.timeline,
.manifesto p,
.platform-layout,
.outcome-grid,
.contact,
.site-footer {
  width: min(100%, var(--max));
  margin-inline: auto;
}

.eyebrow,
.section-kicker {
  color: var(--lift);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1,
.intro h2,
.section-heading h2,
.contact h2 {
  margin: 0;
  max-width: 1050px;
  font-size: clamp(3rem, 8vw, 7.6rem);
  line-height: 0.91;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 720px;
  color: #d8e1df;
  font-size: clamp(1.08rem, 2vw, 1.34rem);
  line-height: 1.55;
  margin: 28px 0 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button-primary {
  background: var(--lift);
  color: var(--carbon);
  border-color: transparent;
}

.button-secondary {
  background: rgba(245, 241, 232, 0.08);
  color: var(--blueprint);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  margin-top: 72px;
}

.hero-metrics div {
  min-height: 110px;
  padding: 22px 22px 0 0;
  border-right: 1px solid var(--line);
}

.hero-metrics div:last-child {
  border-right: 0;
}

.hero-metrics strong {
  display: block;
  color: var(--spark);
  font-size: 0.9rem;
}

.hero-metrics span {
  display: block;
  margin-top: 14px;
  color: var(--blueprint);
  font-weight: 800;
  font-size: clamp(1.1rem, 2vw, 1.45rem);
}

.intro {
  background: var(--blueprint);
  color: var(--carbon);
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.75fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: start;
}

.intro h2,
.section-heading h2,
.contact h2 {
  font-size: clamp(2.2rem, 5vw, 5rem);
  line-height: 0.98;
}

.intro p,
.service-tile p,
.timeline p,
.platform-notes p,
.contact-panel p {
  color: currentColor;
  opacity: 0.78;
  font-size: 1rem;
  line-height: 1.65;
}

.work,
.platform-system {
  background: rgba(245, 241, 232, 0.035);
}

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

.tile-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.service-tile {
  min-height: 330px;
  padding: 24px;
  background: rgba(16, 24, 32, 0.9);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.tile-code {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(182, 242, 58, 0.34);
  border-radius: var(--radius);
  color: var(--lift);
  font-weight: 900;
}

.service-tile h3,
.timeline h3,
.platform-notes h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2vw, 1.9rem);
  line-height: 1.06;
}

.timeline {
  display: grid;
  gap: 18px;
}

.timeline article {
  display: grid;
  grid-template-columns: 140px 0.72fr 1fr;
  gap: 28px;
  align-items: baseline;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.timeline span {
  color: var(--signal);
  font-weight: 900;
}

.manifesto {
  background: var(--signal);
  color: var(--carbon);
}

.manifesto p {
  font-size: clamp(2.4rem, 6vw, 6.2rem);
  line-height: 0.96;
  font-weight: 900;
  letter-spacing: 0;
}

.platform-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  gap: clamp(24px, 5vw, 72px);
  align-items: center;
}

.loop-map {
  position: relative;
  min-height: 420px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 50% 50%, rgba(182, 242, 58, 0.12), transparent 34%),
    linear-gradient(rgba(245, 241, 232, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 241, 232, 0.04) 1px, transparent 1px),
    rgba(16, 24, 32, 0.78);
  background-size: auto, 36px 36px, 36px 36px, auto;
  border-radius: var(--radius);
  padding: 32px;
  overflow: hidden;
}

.loop-map::before,
.loop-map::after {
  content: "";
  position: absolute;
  inset: 82px;
  border: 1px solid rgba(182, 242, 58, 0.32);
  transform: rotate(8deg);
}

.loop-map::after {
  inset: 128px;
  border-color: rgba(20, 184, 166, 0.4);
  transform: rotate(-13deg);
}

.loop-node {
  position: absolute;
  width: min(220px, 38%);
  min-height: 112px;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
  padding: 16px;
  border: 1px solid rgba(245, 241, 232, 0.18);
  border-radius: var(--radius);
  background: rgba(16, 24, 32, 0.86);
}

.loop-node strong {
  color: var(--lift);
  font-size: 0.86rem;
  text-transform: uppercase;
}

.loop-node span {
  color: var(--blueprint);
  font-size: 0.9rem;
  line-height: 1.35;
}

.loop-node-one {
  top: 28px;
  left: 28px;
}

.loop-node-two {
  top: 82px;
  right: 28px;
}

.loop-node-three {
  right: 60px;
  bottom: 34px;
}

.loop-node-four {
  left: 48px;
  bottom: 64px;
}

.platform-notes {
  display: grid;
  gap: 20px;
}

.platform-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.platform-points span {
  min-height: 72px;
  display: flex;
  align-items: center;
  padding: 14px;
  border-radius: var(--radius);
  background: rgba(245, 241, 232, 0.08);
  border: 1px solid var(--line);
  color: var(--blueprint);
  font-size: 0.84rem;
  font-weight: 900;
}

.text-link {
  color: var(--lift);
  font-weight: 900;
  width: fit-content;
}

.outcome-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.outcome-grid article {
  margin: 0;
  padding: 28px;
  border-left: 3px solid var(--spark);
  background: rgba(245, 241, 232, 0.06);
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.outcome-grid span {
  color: var(--lift);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.outcome-grid h3 {
  margin: 0;
  font-size: clamp(1.4rem, 2.5vw, 2.2rem);
  line-height: 1.08;
  font-weight: 900;
}

.outcome-grid p {
  color: var(--ink-muted);
  font-size: 0.96rem;
  line-height: 1.55;
  margin: 0;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 390px;
  gap: clamp(28px, 6vw, 80px);
  align-items: end;
}

.contact-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--glass);
}

.contact-panel .button {
  width: 100%;
  margin-top: 18px;
}

.site-footer {
  padding: 28px clamp(20px, 5vw, 64px) 46px;
  color: var(--ink-muted);
}

.site-footer a {
  margin-left: auto;
  color: var(--blueprint);
}

@media (max-width: 900px) {
  .desktop-nav {
    display: none;
  }

  .intro-grid,
  .platform-layout,
  .contact {
    grid-template-columns: 1fr;
  }

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

  .timeline article {
    grid-template-columns: 1fr;
    gap: 8px;
  }

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

  .hero-metrics div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 620px) {
  .site-header {
    padding: 14px 16px;
  }

  .brand-lockup span {
    display: none;
  }

  .nav-cta {
    min-height: 40px;
    padding-inline: 12px;
    font-size: 0.88rem;
  }

  .section-band {
    padding: 82px 18px;
  }

  .hero {
    min-height: 94vh;
    padding-top: 118px;
  }

  .hero h1 {
    font-size: clamp(2.65rem, 17vw, 4.6rem);
  }

  .tile-grid,
  .outcome-grid,
  .platform-points {
    grid-template-columns: 1fr;
  }

  .service-tile {
    min-height: 260px;
  }

  .loop-map {
    min-height: 300px;
    padding: 18px;
  }

  .loop-map::before {
    inset: 64px;
  }

  .loop-map::after {
    inset: 104px;
  }

  .loop-node {
    width: 44%;
    min-height: 96px;
    padding: 12px;
  }

  .loop-node span {
    font-size: 0.76rem;
  }

  .loop-node-one {
    top: 16px;
    left: 16px;
  }

  .loop-node-two {
    top: 52px;
    right: 16px;
  }

  .loop-node-three {
    right: 18px;
    bottom: 16px;
  }

  .loop-node-four {
    left: 16px;
    bottom: 44px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer a {
    margin-left: 0;
  }
}