:root {
  --bg: #050506;
  --panel: #0d0f10;
  --panel-strong: #131719;
  --text: #f2f5f1;
  --muted: #a7b0ad;
  --line: rgba(255, 255, 255, 0.14);
  --line-strong: rgba(255, 255, 255, 0.28);
  --accent: #d6a13a;
  --accent-deep: #3a2a0d;
  --cyan: #8fb3c7;
  --steel: #77828a;
  --danger: #ff543d;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 80% 10%, rgba(77, 240, 255, 0.12), transparent 32rem),
    radial-gradient(circle at 10% 70%, rgba(214, 161, 58, 0.08), transparent 28rem),
    var(--bg);
  background-size: 72px 72px, 72px 72px, auto, auto, auto;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background: linear-gradient(120deg, transparent 0 35%, rgba(255, 255, 255, 0.06) 36%, transparent 38%);
  opacity: 0.5;
  animation: scan 12s linear infinite;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 32px, var(--max));
  margin: 18px auto 0;
  padding: 12px;
  border: 1px solid var(--line);
  background: rgba(5, 5, 6, 0.78);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links {
  display: flex;
  align-items: center;
}

.brand {
  gap: 12px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--accent);
  color: var(--accent);
  background: #0b0d0d;
}

.nav-links {
  gap: 4px;
}

.nav-links a {
  padding: 10px 13px;
  color: var(--muted);
  font-size: 13px;
  border: 1px solid transparent;
}

.nav-links a:hover {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.05);
}

.section-shell {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(420px, 1.14fr);
  gap: 56px;
  min-height: calc(100vh - 72px);
  padding: 92px 0 78px;
  align-items: center;
}

.hero-copy {
  max-width: 600px;
  animation: rise 800ms ease both;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

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

h1 {
  margin-bottom: 28px;
  font-size: clamp(42px, 6vw, 88px);
  line-height: 0.92;
  letter-spacing: 0;
  text-transform: uppercase;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(34px, 4.5vw, 66px);
  line-height: 0.98;
  letter-spacing: 0;
  text-transform: uppercase;
}

h3 {
  margin-bottom: 18px;
  font-size: 28px;
  line-height: 1;
  text-transform: uppercase;
}

.hero-position {
  max-width: 540px;
  margin-bottom: 22px;
  color: var(--text);
  font-size: clamp(20px, 2.3vw, 29px);
  line-height: 1.18;
}

.hero-text,
.section-heading p,
.contact-copy p {
  color: var(--muted);
  font-size: 17px;
}

.hero-text {
  max-width: 510px;
  margin-bottom: 34px;
}

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

.hero-codes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 32px;
}

.hero-codes span {
  padding: 8px 10px;
  border: 1px solid var(--line);
  color: var(--steel);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  background: rgba(255, 255, 255, 0.035);
}

.hero-diagnostics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-width: 540px;
  margin-top: 18px;
  border: 1px solid var(--line);
  background: var(--line);
}

.hero-diagnostics div {
  display: grid;
  gap: 8px;
  min-height: 86px;
  padding: 14px;
  background:
    linear-gradient(135deg, rgba(214, 161, 58, 0.12), transparent 56%),
    #080a0b;
}

.hero-diagnostics strong {
  color: var(--accent);
  font-size: 18px;
}

.hero-diagnostics span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid var(--line-strong);
  font-weight: 800;
  text-transform: uppercase;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

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

.button-primary {
  border-color: var(--accent);
  color: #020302;
  background: var(--accent);
  box-shadow: 8px 8px 0 var(--accent-deep);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.hero-visual {
  position: relative;
  min-height: 540px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: #080a0b;
  clip-path: polygon(0 0, 100% 0, 100% 88%, 91% 100%, 0 100%);
  animation: imageIn 1000ms ease 160ms both;
}

.hero-visual::before,
.hero-visual::after {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
}

.hero-visual::before {
  z-index: 2;
  background:
    linear-gradient(90deg, rgba(5, 5, 6, 0.42), transparent 35%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.04) 0 1px, transparent 1px 7px);
}

.hero-visual::after {
  z-index: 3;
  border: 12px solid rgba(255, 255, 255, 0.04);
  mix-blend-mode: screen;
}

.hero-visual img {
  width: 100%;
  height: 100%;
  min-height: 540px;
  object-fit: cover;
}

.route-line {
  position: absolute;
  z-index: 4;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  transform-origin: left;
  opacity: 0.82;
}

.route-line::before,
.route-line::after {
  position: absolute;
  top: -4px;
  width: 9px;
  height: 9px;
  content: "";
  background: var(--accent);
}

.route-line::before {
  left: 18%;
}

.route-line::after {
  right: 22%;
}

.line-a {
  right: 48px;
  bottom: 178px;
  width: 62%;
  transform: rotate(-11deg);
  animation: pulseRoute 3.6s ease-in-out infinite;
}

.line-b {
  right: 92px;
  top: 176px;
  width: 46%;
  transform: rotate(17deg);
  animation: pulseRoute 4.2s ease-in-out 0.8s infinite;
}

.route-panel {
  position: absolute;
  z-index: 4;
  display: grid;
  gap: 3px;
  min-width: 112px;
  padding: 14px;
  border: 1px solid var(--line-strong);
  background: rgba(8, 10, 11, 0.84);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.45);
}

.route-panel span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.route-panel strong {
  color: var(--cyan);
  font-size: 28px;
  line-height: 1;
}

.panel-one {
  right: 28px;
  top: 30px;
  animation: floatPanel 5s ease-in-out infinite;
}

.panel-two {
  left: 28px;
  bottom: 32px;
  animation: floatPanel 5s ease-in-out 1s infinite;
}

.data-stack {
  position: absolute;
  right: 28px;
  bottom: 34px;
  z-index: 4;
  display: grid;
  gap: 7px;
  width: 168px;
  padding: 14px;
  border: 1px solid var(--line-strong);
  background: rgba(8, 10, 11, 0.78);
}

.data-stack span {
  display: block;
  height: 7px;
  background: linear-gradient(90deg, var(--accent), rgba(255, 255, 255, 0.12));
}

.data-stack span:nth-child(2) {
  width: 74%;
}

.data-stack span:nth-child(3) {
  width: 86%;
}

.data-stack span:nth-child(4) {
  width: 52%;
}

.coordinate-bar {
  position: absolute;
  left: 28px;
  right: 28px;
  top: 30px;
  z-index: 4;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  color: #d8dde0;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.signal-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: min(100% - 32px, var(--max));
  margin: 0 auto 110px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.signal-strip span {
  display: grid;
  gap: 12px;
  min-height: 92px;
  padding: 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.signal-strip strong {
  color: var(--accent);
  font-size: 20px;
}

.services,
.operations,
.contact {
  padding: 0 0 116px;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(300px, 0.58fr);
  gap: 48px;
  margin-bottom: 34px;
  align-items: end;
}

.section-heading p:last-child {
  margin-bottom: 8px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.service-card {
  position: relative;
  min-height: 520px;
  padding: 30px;
  overflow: hidden;
  background: linear-gradient(145deg, var(--panel), #090b0c);
}

.service-card::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  content: "";
  background: linear-gradient(90deg, var(--accent), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 240ms ease;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.card-index {
  margin-bottom: 120px;
  color: transparent;
  font-size: 90px;
  font-weight: 900;
  line-height: 0.8;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.28);
}

.service-card p {
  color: var(--muted);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.tag-row span {
  padding: 7px 9px;
  border: 1px solid rgba(214, 161, 58, 0.36);
  color: #c6dff5;
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
  background: rgba(214, 161, 58, 0.08);
}

.service-card ul {
  display: grid;
  gap: 13px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.service-card li {
  position: relative;
  padding-left: 22px;
  color: #d7ddda;
}

.service-card li::before {
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 9px;
  height: 9px;
  content: "";
  background: var(--accent);
}

.operations {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: 62px;
}

.operations-grid {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.operations-grid div {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 22px;
  min-height: 128px;
  align-items: center;
  padding: 22px;
  background: var(--panel);
}

.metric {
  color: var(--accent);
  font-size: 42px;
  font-weight: 900;
}

.operations-grid p {
  margin: 0;
  color: var(--muted);
}

.system-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  max-width: 430px;
  margin-top: 34px;
  border: 1px solid var(--line);
  background: var(--line);
}

.system-panel span {
  min-height: 62px;
  padding: 15px;
  color: #d6e8f8;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  background:
    linear-gradient(135deg, rgba(214, 161, 58, 0.12), transparent 52%),
    var(--panel);
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1fr);
  gap: 54px;
  align-items: start;
}

address {
  margin-top: 38px;
  padding: 26px;
  border-left: 4px solid var(--accent);
  color: var(--muted);
  font-style: normal;
  background: rgba(255, 255, 255, 0.04);
}

address strong {
  color: var(--text);
}

address span {
  display: inline-block;
  margin-top: 14px;
  color: var(--accent);
  font-weight: 800;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line-strong);
  background: var(--panel-strong);
  box-shadow: 14px 14px 0 rgba(255, 255, 255, 0.06);
}

.contact-form label {
  display: grid;
  gap: 8px;
}

.contact-form span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 15px 14px;
  color: var(--text);
  background: #060707;
  font: inherit;
  outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(214, 161, 58, 0.14);
}

.full {
  grid-column: 1 / -1;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
  padding: 26px 0 38px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

@keyframes scan {
  from {
    transform: translateX(-45%);
  }

  to {
    transform: translateX(45%);
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(22px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes imageIn {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.985);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes floatPanel {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

@keyframes pulseRoute {
  0%,
  100% {
    opacity: 0.38;
  }

  50% {
    opacity: 0.9;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 980px) {
  .hero,
  .section-heading,
  .operations,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 34px;
    padding-top: 70px;
  }

  .hero-visual,
  .hero-visual img {
    min-height: 420px;
  }

  .service-grid,
  .signal-strip {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: auto;
  }

  .card-index {
    margin-bottom: 70px;
  }
}

@media (max-width: 680px) {
  .site-header {
    align-items: stretch;
    flex-direction: column;
    gap: 10px;
    margin-top: 8px;
  }

  .nav-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
  }

  .nav-links a {
    padding: 9px 6px;
    text-align: center;
  }

  .hero {
    min-height: auto;
    padding: 52px 0 58px;
  }

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

  .hero-visual,
  .hero-visual img {
    min-height: 320px;
  }

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

  .route-panel {
    min-width: 90px;
    padding: 10px;
  }

  .data-stack {
    display: none;
  }

  .coordinate-bar {
    left: 18px;
    right: 18px;
  }

  .contact-form {
    grid-template-columns: 1fr;
  }

  .operations-grid div {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
  }
}