:root {
  --bg: #061019;
  --bg-2: #091827;
  --panel: rgba(255,255,255,.07);
  --panel-strong: rgba(255,255,255,.105);
  --line: rgba(255,255,255,.13);
  --line-strong: rgba(92,236,255,.28);
  --text: #eef7ff;
  --soft: #b7c8d6;
  --muted: #8095a7;
  --cyan: #5cecff;
  --teal: #3ee0bf;
  --amber: #ffc260;
  --shadow: 0 28px 90px rgba(0,0,0,.42);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --shell: min(1160px, calc(100% - 42px));
  --header-h: 76px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 18% 12%, rgba(92,236,255,.17), transparent 34rem),
    radial-gradient(circle at 88% 18%, rgba(62,224,191,.11), transparent 32rem),
    linear-gradient(180deg, #040a11 0%, #061019 42%, #081522 100%);
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -3;
  background-image:
    linear-gradient(rgba(255,255,255,.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.026) 1px, transparent 1px);
  background-size: 78px 78px;
  mask-image: radial-gradient(circle at 50% 16%, black 0 22%, transparent 72%);
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
::selection { background: rgba(92,236,255,.24); color: #fff; }

.shell { width: var(--shell); margin-inline: auto; }
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 999;
  transform: translateY(-150%);
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--cyan);
  color: #041019;
  font-weight: 850;
  transition: transform .16s ease;
}
.skip-link:focus { transform: translateY(0); }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  height: var(--header-h);
  z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background .22s ease, border-color .22s ease, backdrop-filter .22s ease;
}
.site-header.is-scrolled {
  background: rgba(5,12,20,.78);
  border-color: rgba(255,255,255,.1);
  backdrop-filter: blur(18px) saturate(140%);
}
.nav {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand, .footer-brand { display: inline-flex; align-items: center; min-width: max-content; }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 999px;
  background: rgba(255,255,255,.045);
}
.nav-menu a {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--soft);
  font-size: .94rem;
  transition: color .17s ease, background .17s ease;
}
.nav-menu a:hover,
.nav-menu a:focus-visible { color: var(--text); background: rgba(255,255,255,.08); }
.nav-menu .nav-cta {
  color: #03121b;
  font-weight: 850;
  background: linear-gradient(135deg, var(--cyan), var(--teal));
}
.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  color: var(--text);
}
.nav-toggle span:not(.sr-only) {
  display: block;
  width: 21px;
  height: 2px;
  margin: 4px auto;
  border-radius: 99px;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 92svh;
  padding: calc(var(--header-h) + 70px) 0 82px;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -4;
  background:
    linear-gradient(180deg, transparent 0 68%, var(--bg) 100%),
    radial-gradient(circle at 62% 30%, rgba(92,236,255,.11), transparent 31rem),
    radial-gradient(circle at 84% 74%, rgba(255,194,96,.08), transparent 26rem);
}
.flight-lines {
  position: absolute;
  top: 9%;
  left: 49%;
  z-index: -3;
  width: min(1000px, 86vw);
  height: min(560px, 56vw);
  border: 1px solid rgba(255,255,255,.055);
  border-radius: 48% 52% 49% 51%;
  transform: translateX(-28%);
  opacity: .72;
}
.flight-lines::before,
.flight-lines::after {
  content: "";
  position: absolute;
  inset: 13%;
  border: 1px solid rgba(92,236,255,.09);
  border-radius: inherit;
  transform: rotate(-11deg);
}
.flight-lines::after {
  inset: 28%;
  border-color: rgba(255,194,96,.1);
  transform: rotate(18deg);
}
.hero-drone {
  position: absolute;
  top: 12%;
  right: max(-140px, calc((100vw - 1180px) / 2 - 190px));
  z-index: -1;
  width: min(52vw, 710px);
  opacity: .9;
  pointer-events: none;
  animation: droneFloat 9s ease-in-out infinite;
}
@keyframes droneFloat {
  0%, 100% { transform: translate3d(0,0,0) rotate(-1deg); }
  50% { transform: translate3d(-12px,16px,0) rotate(1.4deg); }
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 410px);
  gap: clamp(26px, 6vw, 84px);
  align-items: center;
}
.hero-copy { max-width: 720px; padding-top: 30px; }
.eyebrow,
.section-label {
  display: inline-flex;
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: .78rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  font-weight: 850;
}
h1, h2, h3, p { text-wrap: pretty; }
h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(2.8rem, 6.2vw, 5.15rem);
  line-height: .96;
  letter-spacing: -.07em;
  font-weight: 900;
}
.hero-text {
  max-width: 570px;
  margin: 24px 0 0;
  color: var(--soft);
  font-size: clamp(1.06rem, 1.45vw, 1.24rem);
  line-height: 1.6;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  margin-top: 30px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 850;
  transition: transform .17s ease, box-shadow .17s ease, background .17s ease, border-color .17s ease;
}
.button:hover,
.button:focus-visible { transform: translateY(-2px); }
.button-primary {
  color: #03121b;
  background: linear-gradient(135deg, var(--cyan), var(--teal));
  box-shadow: 0 18px 48px rgba(56,224,191,.18);
}
.button-secondary {
  color: var(--text);
  border-color: rgba(255,255,255,.15);
  background: rgba(255,255,255,.055);
}
.button-secondary:hover { border-color: rgba(92,236,255,.35); background: rgba(92,236,255,.08); }
.quick-card {
  position: relative;
  padding: 24px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255,255,255,.105), rgba(255,255,255,.045)),
    rgba(5,16,26,.64);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,.1);
  backdrop-filter: blur(22px) saturate(140%);
  overflow: hidden;
}
.quick-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, rgba(92,236,255,.26), transparent 35%, rgba(255,194,96,.14));
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.status {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 32px;
  padding: 0 11px;
  border: 1px solid rgba(92,236,255,.16);
  border-radius: 999px;
  color: var(--cyan);
  font-size: .76rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-weight: 850;
  background: rgba(92,236,255,.075);
}
.status i {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--teal);
  box-shadow: 0 0 0 7px rgba(56,224,191,.12);
}
.quick-card h2 {
  margin: 24px 0 18px;
  font-size: clamp(1.55rem, 2.3vw, 2.2rem);
  line-height: 1.06;
  letter-spacing: -.045em;
}
.quick-card ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.quick-card li {
  display: flex;
  gap: 10px;
  color: var(--soft);
  line-height: 1.45;
}
.quick-card li::before {
  content: "";
  flex: 0 0 10px;
  width: 10px;
  height: 10px;
  margin-top: .43em;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--teal));
  box-shadow: 0 0 18px rgba(92,236,255,.38);
}

.section { padding: 92px 0; position: relative; }
.compact-intro { padding-top: 40px; }
.split,
.usecase-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(26px, 6vw, 84px);
  align-items: start;
}
.section-head { max-width: 760px; margin-bottom: 32px; }
.section-head h2,
.split h2,
.usecase-grid h2,
.contact-copy h2 {
  margin: 0;
  font-size: clamp(2rem, 4.3vw, 3.85rem);
  line-height: 1.02;
  letter-spacing: -.06em;
}
.lead,
.section-head p,
.contact-copy p {
  margin: 0;
  color: var(--soft);
  font-size: 1.08rem;
  line-height: 1.65;
}
.lead.small { margin-top: 20px; max-width: 560px; }

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.service-card {
  min-height: 220px;
  padding: 22px;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.035));
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(92,236,255,.24);
  background: linear-gradient(180deg, rgba(255,255,255,.095), rgba(255,255,255,.045));
}
.service-card span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 38px;
  border: 1px solid rgba(92,236,255,.18);
  border-radius: 14px;
  color: var(--cyan);
  background: rgba(92,236,255,.07);
  font-weight: 900;
}
.service-card h3,
.steps h3,
.drone-card h3,
.visual-card h3 {
  margin: 0;
  font-size: 1.22rem;
  letter-spacing: -.035em;
}
.service-card p,
.steps p,
.drone-card p {
  margin: 11px 0 0;
  color: var(--soft);
  line-height: 1.58;
}

.usecases {
  background: linear-gradient(180deg, transparent, rgba(255,255,255,.025), transparent);
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.chips span {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 15px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  color: var(--soft);
  background: rgba(255,255,255,.055);
}

.visual-section { padding-top: 40px; }
.visual-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 15px;
}
.visual-card {
  position: relative;
  min-height: 290px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-xl);
  background: rgba(255,255,255,.055);
  box-shadow: 0 20px 70px rgba(0,0,0,.22);
}
.visual-card.large { grid-row: span 2; min-height: 595px; }
.visual {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform .5s ease;
}
.visual-card:hover .visual { transform: scale(1.04); }
.visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 0 44%, rgba(2,7,12,.86) 100%),
    linear-gradient(90deg, rgba(2,7,12,.22), transparent);
}
.visual-a {
  background-image:
    linear-gradient(135deg, rgba(92,236,255,.12), transparent),
    radial-gradient(circle at 35% 20%, rgba(92,236,255,.42), transparent 16rem),
    linear-gradient(155deg, #0b304b, #08111b 62%, #173650);
}
.visual-b {
  background-image:
    linear-gradient(135deg, rgba(62,224,191,.16), transparent),
    repeating-linear-gradient(115deg, rgba(255,255,255,.06) 0 2px, transparent 2px 18px),
    linear-gradient(155deg, #0b2d36, #07111b 62%, #143045);
}
.visual-c {
  background-image:
    radial-gradient(circle at 62% 36%, rgba(255,194,96,.36), transparent 13rem),
    linear-gradient(155deg, #18283a, #07111b 62%, #1c3d53);
}
.visual-card > div:last-child {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 22px;
}
.visual-card span {
  display: inline-flex;
  margin-bottom: 8px;
  color: var(--cyan);
  font-size: .76rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  font-weight: 850;
}
.visual-card h3 { max-width: 430px; font-size: clamp(1.25rem, 2.2vw, 2rem); }

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.steps li {
  min-height: 185px;
  padding: 22px;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.05);
}
.steps span {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  border-radius: 999px;
  color: #03121b;
  background: linear-gradient(135deg, var(--cyan), var(--teal));
  font-weight: 900;
}

.tech-section { background: linear-gradient(180deg, transparent, rgba(92,236,255,.035), transparent); }
.drone-stack { display: grid; gap: 14px; }
.drone-card {
  display: grid;
  grid-template-columns: 150px minmax(0,1fr);
  gap: 18px;
  align-items: center;
  padding: 18px;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.055);
}
.drone-card img {
  width: 150px;
  height: 104px;
  object-fit: contain;
  opacity: .96;
}

.contact-section { padding: 90px 0 104px; }
.contact-card {
  display: grid;
  grid-template-columns: minmax(0,.85fr) minmax(320px,1fr);
  gap: clamp(26px, 6vw, 76px);
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 0 0, rgba(92,236,255,.13), transparent 24rem),
    linear-gradient(180deg, rgba(255,255,255,.085), rgba(255,255,255,.04));
  box-shadow: var(--shadow);
}
.contact-copy p { margin-top: 18px; }
.contact-form { display: grid; gap: 14px; }
label {
  display: grid;
  gap: 8px;
  color: var(--soft);
  font-size: .92rem;
  font-weight: 760;
}
input, select, textarea {
  width: 100%;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 16px;
  background: rgba(4,10,17,.46);
  color: var(--text);
  padding: 13px 14px;
  outline: none;
  transition: border-color .16s ease, box-shadow .16s ease, background .16s ease;
}
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus {
  border-color: rgba(92,236,255,.42);
  box-shadow: 0 0 0 4px rgba(92,236,255,.08);
  background: rgba(4,10,17,.66);
}
.form-note {
  margin: 0;
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.5;
}

.site-footer {
  padding: 28px 0;
  border-top: 1px solid rgba(255,255,255,.1);
  background: rgba(3,8,13,.6);
}
.footer-grid {
  display: grid;
  grid-template-columns: auto minmax(0,1fr) auto;
  gap: 24px;
  align-items: center;
}
.footer-grid p {
  margin: 0;
  color: var(--muted);
  font-size: .94rem;
}
.footer-grid nav {
  display: flex;
  gap: 14px;
  color: var(--soft);
  font-size: .94rem;
}
.footer-grid a:hover { color: var(--cyan); }

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .58s ease, transform .58s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 980px) {
  :root { --shell: min(100% - 30px, 1160px); }
  .nav-toggle { display: block; }
  .nav-menu {
    position: absolute;
    top: calc(100% + 10px);
    left: 15px;
    right: 15px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    border-radius: 24px;
    background: rgba(5,12,20,.94);
    backdrop-filter: blur(18px);
  }
  .nav-menu.is-open { display: flex; }
  .nav-menu a { justify-content: center; }
  .hero { min-height: auto; padding-top: calc(var(--header-h) + 50px); }
  .hero-grid,
  .split,
  .usecase-grid,
  .contact-card { grid-template-columns: 1fr; }
  .hero-copy { padding-top: 0; }
  .hero-drone { width: min(76vw, 560px); opacity: .26; top: 10%; right: -150px; }
  .quick-card { max-width: 560px; }
  .service-grid,
  .steps { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .visual-grid { grid-template-columns: 1fr; }
  .visual-card.large { min-height: 390px; }
  .visual-card { min-height: 250px; }
}

@media (max-width: 640px) {
  :root { --header-h: 70px; --shell: min(100% - 24px, 1160px); }
  .brand img { width: 156px; height: auto; }
  .hero { padding-bottom: 58px; }
  h1 { font-size: clamp(2.45rem, 14vw, 4rem); letter-spacing: -.065em; }
  .section { padding: 68px 0; }
  .section-head h2,
  .split h2,
  .usecase-grid h2,
  .contact-copy h2 { font-size: clamp(1.9rem, 10vw, 3rem); }
  .service-grid,
  .steps { grid-template-columns: 1fr; }
  .service-card,
  .steps li { min-height: auto; }
  .service-card span { margin-bottom: 26px; }
  .drone-card { grid-template-columns: 1fr; }
  .drone-card img { width: 140px; height: 96px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid nav { flex-wrap: wrap; }
}