:root {
  color-scheme: dark;
  --bg: #030303;
  --ink: #f6f6f6;
  --muted: #b8b8b8;
  --soft: #7d7d7d;
  --lime: #b8ff2c;
  --lime-soft: rgba(184, 255, 44, 0.18);
  --line: rgba(255, 255, 255, 0.16);
  --glass: rgba(255, 255, 255, 0.075);
  --glass-strong: rgba(255, 255, 255, 0.13);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.44);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 112px;
}

body {
  margin: 0;
  min-width: 320px;
  overscroll-behavior-y: contain;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), transparent 28%),
    radial-gradient(circle at 78% 12%, rgba(255, 255, 255, 0.13), transparent 20rem),
    var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  letter-spacing: 0;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 14px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  margin-top: 14px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(8, 8, 8, 0.62);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: clamp(156px, 20vw, 230px);
}

.brand img {
  display: block;
  width: 100%;
  height: auto;
  filter: invert(1) contrast(1.25);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-nav a {
  border-radius: 999px;
  padding: 10px 12px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
  transition: background 180ms ease, color 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.is-active,
.site-header.is-scrolled .site-nav a:hover {
  background: var(--lime-soft);
  color: var(--lime);
  outline: none;
}

.site-header.is-scrolled {
  background: rgba(8, 8, 8, 0.82);
}

main {
  padding-bottom: 32px;
}

.section-grid,
.product-band {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.96fr);
  gap: 28px;
  align-items: center;
}

.hero {
  min-height: calc(100vh - 98px);
  padding: 72px 0 54px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--soft);
  font-size: 0.77rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

h1,
h2,
h3,
.button {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(3rem, 7vw, 6.75rem);
  line-height: 0.91;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4.2vw, 4.2rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.lead,
.product-copy p,
.section-heading h2 + p {
  max-width: 670px;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.18rem);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 18px;
  font-weight: 800;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  outline: none;
}

.button-primary {
  border-color: var(--lime);
  background: var(--lime);
  color: #050505;
}

.button-secondary {
  background: rgba(184, 255, 44, 0.055);
  color: var(--ink);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
}

.glass-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.035)),
    var(--glass);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
}

.hero-panel {
  overflow: hidden;
  min-height: 560px;
}

.panel-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 54px;
  padding: 0 18px;
  border-bottom: 1px solid var(--line);
}

.panel-toolbar span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lime-soft);
}

.panel-toolbar strong {
  margin-left: auto;
  color: var(--muted);
  font-size: 0.82rem;
}

.map-preview {
  position: relative;
  min-height: 410px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 52px 52px;
}

.route {
  position: absolute;
  width: 76%;
  height: 2px;
  transform-origin: left center;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 0 28px var(--lime-soft);
}

.route-one {
  top: 38%;
  left: 10%;
  transform: rotate(-18deg);
}

.route-two {
  top: 58%;
  left: 16%;
  transform: rotate(22deg);
}

.vehicle {
  position: absolute;
  width: 15px;
  height: 15px;
  border: 3px solid #050505;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 7px var(--lime-soft);
}

.vehicle-a {
  top: 30%;
  left: 32%;
}

.vehicle-b {
  top: 54%;
  left: 62%;
}

.vehicle-c {
  top: 70%;
  left: 23%;
}

.map-stat {
  position: absolute;
  display: grid;
  gap: 2px;
  min-width: 132px;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
  background: rgba(6, 6, 6, 0.7);
  backdrop-filter: blur(18px);
}

.map-stat strong {
  color: var(--lime);
  font-size: 1.8rem;
}

.map-stat span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.stat-a {
  top: 30px;
  right: 26px;
}

.stat-b {
  bottom: 26px;
  left: 26px;
}

.signal-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px;
  border-top: 1px solid var(--line);
}

.signal-row span,
.feature-list span,
.capability-grid p,
.process-item p {
  color: var(--muted);
  line-height: 1.55;
}

.signal-row strong {
  display: block;
  margin-top: 4px;
}

.signal-row button {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--lime);
  color: #000000;
  font-size: 1.4rem;
  cursor: pointer;
}

.section {
  padding: 82px 0;
}

.section-heading {
  display: grid;
  grid-template-columns: 0.42fr 1fr;
  gap: 28px;
  align-items: start;
  margin-bottom: 28px;
}

.section-heading.narrow {
  grid-template-columns: 1fr;
  max-width: 800px;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.capability-grid article {
  min-height: 260px;
  padding: 22px;
}

.card-index {
  display: block;
  margin-bottom: 84px;
  color: var(--lime);
  font-weight: 800;
}

.product-band {
  margin: 48px 0;
  padding: 48px;
  border-block: 1px solid var(--line);
}

.feature-list {
  padding: 8px;
}

.feature-list div {
  display: grid;
  gap: 8px;
  padding: 22px;
  border-bottom: 1px solid var(--line);
}

.feature-list div:last-child {
  border-bottom: 0;
}

.feature-list strong {
  font-size: 1.06rem;
}

.process-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.process-item {
  display: grid;
  grid-template-columns: 0.32fr 1fr;
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.process-item span {
  color: var(--lime);
  font-size: 1.1rem;
  font-weight: 800;
}

.process-item p {
  max-width: 720px;
  margin-bottom: 0;
  font-size: 1.1rem;
}

.contact {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 42px 0 54px;
  padding: 32px;
}

.contact h2 {
  max-width: 720px;
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 3.6rem);
}

@media (max-width: 860px) {
  .page-shell {
    width: min(100% - 24px, 720px);
  }

  .site-header {
    position: static;
    align-items: center;
    gap: 14px;
    flex-direction: column;
  }

  .brand {
    margin-inline: auto;
  }

  .site-nav {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }

  .site-nav a {
    white-space: nowrap;
  }

  .section-grid,
  .product-band,
  .section-heading,
  .process-item {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 56px;
  }

  .hero-panel {
    min-height: 480px;
  }

  .map-preview {
    min-height: 340px;
  }

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

  .capability-grid article {
    min-height: 210px;
  }

  .card-index {
    margin-bottom: 48px;
  }

  .product-band {
    padding: 48px 0;
  }

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

@media (max-width: 520px) {
  html {
    scroll-padding-top: 86px;
  }

  body {
    padding-bottom: calc(86px + env(safe-area-inset-bottom));
  }

  main {
    padding-bottom: calc(118px + env(safe-area-inset-bottom));
  }

  .page-shell {
    width: min(100% - 20px, 480px);
  }

  .site-header {
    position: sticky;
    top: calc(8px + env(safe-area-inset-top));
    z-index: 30;
    width: fit-content;
    max-width: calc(100% - 20px);
    flex-direction: row;
    align-items: center;
    justify-content: center;
    min-height: 58px;
    margin-top: 8px;
    margin-inline: auto;
    padding: 10px 14px;
    border-radius: 28px;
    background: rgba(8, 8, 8, 0.94);
    backdrop-filter: none;
  }

  .site-header.is-scrolled {
    background: rgba(8, 8, 8, 0.96);
  }

  .brand {
    width: clamp(152px, 52vw, 190px);
    margin-inline: auto;
  }

  .site-nav {
    position: fixed;
    top: auto;
    right: 10px;
    bottom: calc(10px + env(safe-area-inset-bottom));
    left: 10px;
    z-index: 40;
    display: grid;
    width: auto;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 4px;
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 8px;
    background: rgba(8, 8, 8, 0.78);
    box-shadow: 0 18px 60px rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(24px);
  }

  .site-nav a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 4px;
    text-align: center;
    font-size: 0.78rem;
  }

  h1 {
    max-width: 10ch;
    font-size: clamp(2.55rem, 12.8vw, 3.65rem);
    line-height: 0.95;
  }

  h2 {
    font-size: clamp(1.85rem, 9vw, 2.7rem);
    line-height: 1.03;
  }

  .eyebrow {
    margin-bottom: 12px;
    font-size: 0.68rem;
  }

  .lead,
  .product-copy p {
    font-size: 1rem;
    line-height: 1.58;
  }

  .hero {
    gap: 28px;
    padding: 38px 0 46px;
  }

  .hero-actions {
    gap: 10px;
    margin-top: 26px;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .button {
    min-height: 52px;
    padding: 0 16px;
  }

  .section {
    padding: 54px 0;
  }

  .section-heading {
    gap: 10px;
    margin-bottom: 18px;
  }

  .capability-grid {
    gap: 12px;
  }

  .capability-grid article {
    min-height: 178px;
    padding: 20px;
  }

  .card-index {
    margin-bottom: 34px;
  }

  .product-band {
    margin: 28px 0;
    padding: 44px 0;
  }

  .feature-list div {
    padding: 20px;
  }

  .process-item {
    gap: 8px;
    padding: 22px 0;
  }

  .process-item p {
    font-size: 1rem;
  }

  .hero-panel {
    min-height: 402px;
  }

  .panel-toolbar {
    height: 48px;
    padding: 0 14px;
  }

  .panel-toolbar strong {
    max-width: 180px;
    text-align: right;
  }

  .map-preview {
    min-height: 286px;
  }

  .map-stat {
    min-width: 118px;
    padding: 12px;
  }

  .stat-a {
    right: 14px;
  }

  .stat-b {
    left: 14px;
  }

  .signal-row {
    align-items: flex-start;
    padding: 16px;
  }

  .signal-row button {
    width: 46px;
    height: 46px;
  }

  .contact {
    margin: 24px 0 16px;
    padding: 22px;
  }
}