:root {
  --black: #02050b;
  --ink: #07101a;
  --panel: rgba(8, 18, 31, 0.82);
  --panel-solid: #08121f;
  --blue: #0277ff;
  --blue-hot: #00a8ff;
  --cyan: #66dcff;
  --mint: #31d6a0;
  --silver: #d7e2ef;
  --amber: #ffc257;
  --text: #f3f8ff;
  --muted: #a9b8cc;
  --line: rgba(127, 191, 255, 0.22);
  --line-soft: rgba(255, 255, 255, 0.1);
  --shadow: 0 26px 80px rgba(0, 0, 0, 0.48);
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background:
    linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    var(--black);
  background-size: 56px 56px;
  color: var(--text);
  margin: 0;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

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

button {
  font: inherit;
}

svg {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.sr-only,
.skip-link {
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  height: 1px;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}

.skip-link:focus {
  clip: auto;
  clip-path: none;
  background: var(--blue-hot);
  color: #00111f;
  font-weight: 900;
  height: auto;
  left: 12px;
  padding: 12px 14px;
  top: 12px;
  width: auto;
  z-index: 100;
}

.site-header {
  align-items: center;
  backdrop-filter: blur(18px);
  background: rgba(2, 5, 11, 0.76);
  border-bottom: 1px solid var(--line-soft);
  display: grid;
  gap: 18px;
  grid-template-columns: auto 1fr auto;
  left: 0;
  min-height: 78px;
  padding: 14px clamp(18px, 5vw, 72px);
  position: fixed;
  right: 0;
  top: 0;
  transition: background 180ms ease, box-shadow 180ms ease;
  z-index: 50;
}

.site-header.is-scrolled {
  background: rgba(2, 5, 11, 0.94);
  box-shadow: 0 14px 44px rgba(0, 0, 0, 0.34);
}

.brand,
.header-call,
.button {
  align-items: center;
  display: inline-flex;
}

.brand {
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  align-items: center;
  aspect-ratio: 1;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.16), rgba(0, 119, 255, 0.04)),
    #07101c;
  border: 1px solid rgba(102, 220, 255, 0.55);
  box-shadow: inset 0 0 24px rgba(0, 168, 255, 0.24), 0 0 34px rgba(0, 119, 255, 0.28);
  font-weight: 950;
  justify-content: center;
  letter-spacing: 0;
  width: 46px;
}

.brand-name {
  display: grid;
  line-height: 1.04;
}

.brand-name strong {
  font-size: 1.15rem;
  font-weight: 950;
}

.brand-name span {
  color: var(--blue-hot);
}

.brand-name small {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 850;
  margin-top: 4px;
  text-transform: uppercase;
}

.site-nav {
  align-items: center;
  display: flex;
  gap: 8px;
  justify-content: center;
}

.site-nav a {
  border: 1px solid transparent;
  color: #d9e7f8;
  font-size: 0.82rem;
  font-weight: 900;
  padding: 10px 12px;
  text-transform: uppercase;
}

.site-nav a:hover,
.site-nav a.is-active {
  background: rgba(0, 168, 255, 0.1);
  border-color: rgba(0, 168, 255, 0.24);
  color: #fff;
}

.header-call {
  background: linear-gradient(135deg, var(--blue), var(--blue-hot));
  box-shadow: 0 18px 40px rgba(0, 119, 255, 0.3);
  color: #fff;
  font-weight: 950;
  gap: 9px;
  min-height: 46px;
  padding: 0 16px;
}

.header-call svg,
.button svg {
  width: 19px;
}

.menu-button {
  align-items: center;
  aspect-ratio: 1;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line-soft);
  color: #fff;
  cursor: pointer;
  display: none;
  justify-content: center;
  width: 44px;
}

.menu-button svg {
  width: 24px;
}

.hero {
  min-height: 100vh;
  overflow: hidden;
  position: relative;
}

.hero-image,
.hero-overlay,
.hero-grid {
  inset: 0;
  position: absolute;
}

.hero-image {
  height: 100%;
  object-fit: cover;
  object-position: center;
  width: 100%;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(2, 5, 11, 0.96) 0%, rgba(2, 5, 11, 0.76) 36%, rgba(2, 5, 11, 0.24) 72%),
    linear-gradient(180deg, rgba(2, 5, 11, 0.16), rgba(2, 5, 11, 0.88));
}

.hero-grid {
  background:
    linear-gradient(rgba(102, 220, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(102, 220, 255, 0.08) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, #000 0%, transparent 78%);
}

.hero-content {
  max-width: 720px;
  padding: clamp(128px, 18vh, 184px) clamp(20px, 6vw, 88px) 250px;
  position: relative;
  z-index: 2;
}

.eyebrow {
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 950;
  letter-spacing: 0;
  margin: 0 0 14px;
  text-transform: uppercase;
}

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

h1 {
  font-size: clamp(3rem, 4.8vw, 5rem);
  line-height: 0.9;
  margin-bottom: 22px;
  max-width: 100%;
  text-transform: uppercase;
}

.hero-copy {
  color: #d5e4f4;
  font-size: clamp(1.02rem, 1.35vw, 1.23rem);
  font-weight: 650;
  line-height: 1.72;
  max-width: 630px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  border: 1px solid rgba(255, 255, 255, 0.14);
  font-weight: 950;
  gap: 10px;
  justify-content: center;
  min-height: 50px;
  padding: 13px 18px;
}

.button.primary {
  background: linear-gradient(135deg, var(--blue), var(--blue-hot));
  box-shadow: 0 18px 40px rgba(0, 119, 255, 0.3);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.08);
  color: #edf7ff;
}

.hero-rail {
  background: rgba(3, 8, 16, 0.86);
  border-top: 1px solid rgba(102, 220, 255, 0.26);
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  left: 0;
  position: absolute;
  right: 0;
  z-index: 3;
}

.hero-rail div {
  border-right: 1px solid rgba(102, 220, 255, 0.22);
  min-height: 118px;
  padding: 24px clamp(18px, 4vw, 62px);
}

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

.hero-rail span {
  color: var(--blue-hot);
  display: block;
  font-size: 0.82rem;
  font-weight: 950;
  margin-bottom: 9px;
}

.hero-rail strong {
  display: block;
  font-size: clamp(1rem, 1.6vw, 1.45rem);
  line-height: 1.12;
}

.focus-strip {
  background: #07101a;
  border-bottom: 1px solid var(--line-soft);
  border-top: 1px solid var(--line-soft);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 0 clamp(20px, 5vw, 72px);
}

.focus-strip div {
  border-right: 1px solid var(--line-soft);
  min-height: 156px;
  padding: 30px clamp(16px, 3vw, 34px);
}

.focus-strip div:last-child {
  border-right: 0;
}

.focus-strip strong {
  display: block;
  font-size: 1rem;
  margin: 0 0 8px;
}

.focus-strip p,
.section-copy,
.section-heading p,
.division-card p,
.division-card li,
.model-layer p,
.process-grid p,
.contact p,
.site-footer p {
  color: var(--muted);
  line-height: 1.65;
}

.signal {
  display: block;
  height: 42px;
  margin-bottom: 18px;
  width: 42px;
}

.signal-green {
  background: var(--mint);
}

.signal-blue {
  background: var(--blue-hot);
}

.signal-silver {
  background: var(--silver);
}

.section {
  padding: clamp(82px, 10vw, 132px) clamp(20px, 5vw, 72px);
}

.section-shell,
.contact-shell,
.footer-shell {
  margin: 0 auto;
  max-width: 1220px;
}

.section-heading {
  display: grid;
  gap: 26px;
  grid-template-columns: minmax(150px, 0.3fr) minmax(0, 1fr) minmax(260px, 0.55fr);
  margin-bottom: 36px;
}

.section-heading.narrow {
  display: block;
  max-width: 860px;
}

.section-heading h2,
.company h2,
.about h2,
.contact h2 {
  font-size: clamp(2.25rem, 5vw, 5rem);
  line-height: 0.98;
  margin-bottom: 0;
}

.divisions {
  background:
    linear-gradient(135deg, rgba(0, 119, 255, 0.16), transparent 36%),
    #02050b;
}

.division-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.division-card {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  min-width: 0;
  padding: 22px;
}

.division-card-accent {
  border-color: rgba(49, 214, 160, 0.38);
}

.card-top {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin-bottom: 34px;
}

.division-code {
  color: var(--cyan);
  font-weight: 950;
}

.card-top svg {
  color: var(--blue-hot);
  width: 34px;
}

.division-card h3 {
  font-size: 1.12rem;
  line-height: 1.24;
  margin-bottom: 10px;
}

.division-card ul {
  display: grid;
  gap: 9px;
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.division-card li {
  border-top: 1px solid var(--line-soft);
  padding-top: 9px;
}

.company {
  background:
    linear-gradient(180deg, rgba(2, 5, 11, 0.72), #07101a),
    #07101a;
}

.company-layout,
.about-layout {
  align-items: center;
  display: grid;
  gap: clamp(34px, 7vw, 88px);
  grid-template-columns: minmax(0, 0.86fr) minmax(330px, 0.66fr);
}

.section-copy {
  font-size: 1.07rem;
  max-width: 680px;
}

.text-link {
  color: var(--cyan);
  display: inline-flex;
  font-weight: 950;
  margin-top: 12px;
}

.model-stack {
  display: grid;
  gap: 12px;
}

.model-layer {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  padding: 22px;
}

.model-layer span {
  color: var(--mint);
  display: block;
  font-size: 0.78rem;
  font-weight: 950;
  margin-bottom: 8px;
}

.model-layer strong {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.process {
  background: #02050b;
}

.process-grid {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
  margin: 42px 0 0;
  padding: 0;
}

.process-grid li {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  min-height: 235px;
  padding: 26px;
}

.process-grid span {
  color: var(--blue-hot);
  display: block;
  font-size: 0.78rem;
  font-weight: 950;
  margin-bottom: 54px;
}

.process-grid h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.about {
  background:
    linear-gradient(135deg, rgba(0, 119, 255, 0.18), transparent 42%),
    #07101a;
}

.brand-photo {
  border: 1px solid rgba(102, 220, 255, 0.3);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.brand-photo img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  width: 100%;
}

.about-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.about-points span {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  color: #e8f5ff;
  font-size: 0.88rem;
  font-weight: 850;
  padding: 10px 12px;
}

.contact {
  background: #02050b;
  padding: clamp(70px, 9vw, 112px) clamp(20px, 5vw, 72px);
}

.contact-shell {
  align-items: center;
  background:
    linear-gradient(135deg, rgba(0, 119, 255, 0.24), transparent 42%),
    rgba(8, 18, 31, 0.86);
  border: 1px solid rgba(102, 220, 255, 0.28);
  box-shadow: var(--shadow);
  display: grid;
  gap: 30px;
  grid-template-columns: minmax(0, 1fr) auto;
  padding: clamp(26px, 5vw, 48px);
}

.contact-shell h2 {
  margin-bottom: 14px;
}

.contact-actions {
  display: grid;
  gap: 12px;
  min-width: min(100%, 280px);
}

.site-footer {
  background: #010309;
  border-top: 1px solid var(--line-soft);
  padding: 28px clamp(20px, 5vw, 72px);
}

.footer-shell {
  align-items: center;
  display: flex;
  gap: 24px;
  justify-content: space-between;
}

.footer-shell strong {
  display: block;
  margin-bottom: 6px;
}

.footer-shell nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.footer-shell a {
  color: #dbe8f8;
  font-weight: 850;
}

@media (max-width: 1060px) {
  .site-header {
    grid-template-columns: auto auto auto;
  }

  .menu-button {
    display: inline-flex;
    justify-self: end;
  }

  .site-nav {
    align-content: start;
    background: rgba(2, 5, 11, 0.98);
    border-left: 1px solid var(--line-soft);
    bottom: 0;
    display: grid;
    gap: 0;
    justify-items: stretch;
    padding: 96px 20px 20px;
    position: fixed;
    right: 0;
    top: 0;
    transform: translateX(100%);
    transition: transform 180ms ease;
    width: min(84vw, 360px);
    z-index: -1;
  }

  body.menu-open .site-nav {
    transform: translateX(0);
  }

  .site-nav a {
    border-bottom-color: var(--line-soft);
    padding: 17px 10px;
  }

  .header-call {
    display: none;
  }

  .section-heading,
  .company-layout,
  .about-layout,
  .contact-shell {
    grid-template-columns: 1fr;
  }

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

  .contact-actions {
    min-width: 0;
  }
}

@media (max-width: 740px) {
  .site-header {
    min-height: 68px;
    padding-inline: 16px;
  }

  .brand-name small {
    display: none;
  }

  .hero {
    min-height: 1040px;
  }

  .hero-image {
    object-position: center top;
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(2, 5, 11, 0.84), rgba(2, 5, 11, 0.78) 48%, rgba(2, 5, 11, 0.92)),
      linear-gradient(90deg, rgba(2, 5, 11, 0.72), rgba(2, 5, 11, 0.2));
  }

  .hero-content {
    padding: 112px 20px 430px;
  }

  h1 {
    font-size: clamp(2.45rem, 12.5vw, 3.42rem);
  }

  .hero-actions,
  .contact-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-rail,
  .focus-strip,
  .division-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .hero-rail div,
  .focus-strip div {
    border-right: 0;
    min-height: 92px;
    padding: 18px 20px;
  }

  .process-grid li {
    min-height: 0;
  }

  .process-grid span {
    margin-bottom: 24px;
  }

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

@media (max-width: 420px) {
  .brand-mark {
    width: 40px;
  }

  .brand-name strong {
    font-size: 1rem;
  }
}