:root {
  --ink: #f6f8f7;
  --muted: #b7c2c9;
  --panel: #111820;
  --panel-2: #18242d;
  --line: rgba(255, 255, 255, 0.14);
  --blue: #38a8d8;
  --green: #61d394;
  --amber: #f0ad4e;
  --red: #e45c4f;
  --paper: #f4f7f6;
  --dark: #081018;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--ink);
  background: var(--dark);
  letter-spacing: 0;
}

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

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

.site-header {
  position: fixed;
  z-index: 30;
  top: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 12px clamp(16px, 4vw, 42px);
  background: rgba(8, 16, 24, 0.84);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 66px;
  height: 66px;
  padding: 5px;
  border: 1px solid rgba(240, 173, 78, 0.5);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  overflow: hidden;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 0.96rem;
}

.brand small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.75rem;
}

.control-nav {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 6px;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
  border: 1px solid var(--line);
  border-radius: 8px;
}

.nav-control {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 0 12px;
  color: #d8e1e5;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  background: #101923;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

.nav-control:hover,
.nav-control.is-active {
  color: #fff;
  border-color: rgba(56, 168, 216, 0.62);
  background: #142433;
}

.control-light {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4a5660;
}

.nav-control.is-active .control-light {
  background: var(--green);
  box-shadow: 0 0 14px var(--green);
}

.header-call {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 16px;
  color: #061017;
  background: var(--amber);
  border-radius: 6px;
  font-weight: 800;
  white-space: nowrap;
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  padding: 130px clamp(18px, 6vw, 76px) 58px;
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
  height: 100%;
  object-fit: cover;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(8,16,24,0.93) 0%, rgba(8,16,24,0.74) 42%, rgba(8,16,24,0.18) 78%),
    linear-gradient(0deg, rgba(8,16,24,0.9) 0%, rgba(8,16,24,0.08) 48%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 20px;
  max-width: 780px;
  font-size: clamp(2.7rem, 7vw, 6.5rem);
  line-height: 0.94;
}

h2 {
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
}

h3 {
  font-size: 1.15rem;
}

.hero-copy,
.section-heading p,
.content-block p,
.base-copy p,
.contact-copy p {
  color: #dce5e8;
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  line-height: 1.65;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 20px;
  border-radius: 6px;
  font-weight: 800;
}

.button.primary {
  color: #071119;
  background: var(--green);
}

.button.secondary {
  color: #fff;
  border: 1px solid rgba(255,255,255,0.34);
  background: rgba(255,255,255,0.08);
}

.instrument-stack {
  position: absolute;
  z-index: 3;
  right: clamp(18px, 5vw, 64px);
  bottom: 42px;
  display: grid;
  grid-template-columns: repeat(3, minmax(92px, 1fr));
  gap: 10px;
}

.gauge {
  width: 118px;
  aspect-ratio: 1;
  display: grid;
  place-content: center;
  text-align: center;
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: 50%;
  background: radial-gradient(circle, #17232c 0 48%, #0c141c 49% 100%);
  box-shadow: inset 0 0 0 10px rgba(255,255,255,0.03);
}

.gauge span,
.gauge strong {
  display: block;
}

.gauge span {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
}

.gauge strong {
  margin-top: 6px;
  font-size: 1.28rem;
}

.section {
  padding: clamp(68px, 9vw, 118px) clamp(18px, 6vw, 76px);
}

.intro-band {
  background: var(--paper);
  color: #101923;
}

.section-heading {
  max-width: 860px;
  margin-bottom: 36px;
}

.section-heading .eyebrow,
.content-block .eyebrow,
.base-copy .eyebrow,
.contact-copy .eyebrow {
  color: #127353;
}

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

.service-panel,
.aircraft-grid article,
.contact-panel {
  border: 1px solid rgba(8, 16, 24, 0.14);
  border-radius: 8px;
  background: #fff;
}

.service-panel {
  min-height: 250px;
  padding: 28px;
}

.service-panel p,
.aircraft-grid p,
.aircraft-grid li {
  color: #4c5b63;
  line-height: 1.62;
}

.panel-code {
  display: inline-block;
  margin-bottom: 42px;
  color: #127353;
  font-weight: 800;
}

.split-section,
.base-section,
.contact-section {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: stretch;
}

.media-block img,
.base-section img {
  height: 100%;
  min-height: 520px;
  object-fit: cover;
}

.content-block,
.base-copy,
.contact-copy {
  padding: clamp(54px, 8vw, 104px) clamp(24px, 6vw, 76px);
  background: #101923;
}

.spec-list {
  display: grid;
  gap: 12px;
  margin: 34px 0 0;
}

.spec-list div {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.spec-list dt {
  color: var(--muted);
  font-weight: 800;
}

.spec-list dd {
  margin: 0;
  color: #fff;
}

.aircraft-section {
  background: #dfe8e9;
  color: #101923;
}

.section-heading.wide {
  max-width: 1080px;
}

.aircraft-grid article {
  min-height: 300px;
  padding: 28px;
}

.aircraft-grid ul {
  margin: 22px 0 0;
  padding-left: 20px;
}

.radar-card {
  position: relative;
  overflow: hidden;
}

.radar {
  position: absolute;
  right: -42px;
  bottom: -52px;
  width: 210px;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(18, 115, 83, 0.35);
  background:
    repeating-radial-gradient(circle, transparent 0 28px, rgba(18,115,83,0.18) 29px 30px),
    conic-gradient(from 30deg, rgba(97,211,148,0.42), transparent 38%);
}

.radar span {
  position: absolute;
  inset: 50% auto auto 50%;
  width: 47%;
  height: 2px;
  transform-origin: left center;
  background: rgba(18, 115, 83, 0.7);
  animation: sweep 4s linear infinite;
}

@keyframes sweep {
  to {
    transform: rotate(360deg);
  }
}

.base-section {
  background: #0d161f;
}

.field-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: #0d161f;
}

.field-gallery figure {
  position: relative;
  min-height: 360px;
  margin: 0;
  overflow: hidden;
}

.field-gallery img {
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.field-gallery figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(8,16,24,0.78), rgba(8,16,24,0.04) 58%);
}

.field-gallery figcaption {
  position: absolute;
  z-index: 2;
  left: 22px;
  right: 22px;
  bottom: 20px;
  color: #fff;
  font-weight: 800;
}

.base-copy {
  background: linear-gradient(180deg, #0d161f, #142431);
}

.contact-section {
  grid-template-columns: 1fr 1fr;
  background: var(--paper);
  color: #101923;
}

.contact-copy {
  color: #101923;
  background: var(--paper);
}

.contact-copy p {
  color: #4c5b63;
}

.contact-panel {
  align-self: center;
  margin: clamp(24px, 6vw, 76px);
  padding: clamp(26px, 5vw, 46px);
  display: grid;
  gap: 16px;
}

.contact-panel a {
  color: #0b5f86;
  font-size: clamp(1.22rem, 2vw, 1.7rem);
  font-weight: 800;
  overflow-wrap: anywhere;
}

.contact-panel span {
  color: #4c5b63;
  font-weight: 700;
}

footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 24px clamp(18px, 6vw, 76px);
  color: #b9c4c9;
  background: #081018;
  border-top: 1px solid var(--line);
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-weight: 800;
}

.footer-brand img {
  width: 62px;
  height: 62px;
  object-fit: contain;
  padding: 4px;
  border-radius: 8px;
  background: #fff;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr;
  }

  .control-nav {
    justify-content: flex-start;
    overflow-x: auto;
  }

  .header-call {
    display: none;
  }

  .instrument-stack,
  .intro-grid,
  .aircraft-grid,
  .field-gallery,
  .split-section,
  .base-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .instrument-stack {
    position: relative;
    right: auto;
    bottom: auto;
    margin-top: 34px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .gauge {
    width: min(29vw, 118px);
  }

  .hero {
    min-height: auto;
    padding-top: 190px;
  }
}

@media (max-width: 620px) {
  .site-header {
    padding: 12px;
  }

  .brand-mark {
    width: 56px;
    height: 56px;
  }

  .nav-control {
    min-height: 34px;
    padding: 0 10px;
    font-size: 0.74rem;
  }

  .hero {
    padding: 180px 16px 34px;
  }

  h1 {
    font-size: 2.65rem;
  }

  h2 {
    font-size: 2rem;
  }

  .instrument-stack {
    gap: 6px;
  }

  .gauge strong {
    font-size: 1rem;
  }

  .service-panel,
  .aircraft-grid article {
    min-height: auto;
    padding: 22px;
  }

  .media-block img,
  .base-section img,
  .field-gallery img,
  .field-gallery figure {
    min-height: 320px;
  }

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

  footer {
    display: grid;
  }
}