:root {
  --bg: #05070d;
  --panel: rgba(255, 255, 255, 0.07);
  --panel-strong: rgba(255, 255, 255, 0.12);
  --text: #f7f8fb;
  --muted: #a7b0c2;
  --line: rgba(255, 255, 255, 0.13);
  --accent: #00e5ff;
  --accent-2: #8a5cff;
  --accent-3: #ffb84d;
  --radius: 24px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(0, 229, 255, 0.18), transparent 34%),
    radial-gradient(circle at 85% 10%, rgba(138, 92, 255, 0.20), transparent 30%),
    linear-gradient(145deg, #05070d 0%, #0d1020 55%, #060812 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.08;
  background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(to bottom, black, transparent 90%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px 22px;
  backdrop-filter: blur(18px);
}

.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: -0.03em; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0,229,255,.25), rgba(138,92,255,.25));
  box-shadow: 0 0 30px rgba(0,229,255,.16);
}

.nav-links { display: flex; align-items: center; gap: 22px; color: var(--muted); font-size: 0.95rem; }
.nav-links a:hover { color: var(--text); }
.menu-toggle { display: none; background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: 12px; padding: 8px 12px; }

.section { max-width: var(--max); margin: 0 auto; padding: 90px 22px; }
.hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 50px; align-items: center; min-height: calc(100vh - 90px); padding-top: 60px; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: .18em; font-size: .78rem; font-weight: 800; margin: 0 0 18px; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(3rem, 7vw, 6.6rem); line-height: .92; letter-spacing: -0.08em; margin-bottom: 24px; }
h2 { font-size: clamp(2.1rem, 4vw, 4.2rem); line-height: 1; letter-spacing: -0.06em; margin-bottom: 18px; }
h3 { font-size: 1.25rem; letter-spacing: -0.03em; }
p { color: var(--muted); line-height: 1.7; }
.hero-copy { font-size: 1.13rem; max-width: 700px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; padding: 14px 20px; border-radius: 999px; font-weight: 800; border: 1px solid var(--line); transition: transform .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); border-color: rgba(255,255,255,.34); }
.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #031018; border: 0; }
.secondary { background: rgba(255,255,255,.07); }

.hero-visual { min-height: 510px; position: relative; display: grid; place-items: center; }
.orbit { position: absolute; border: 1px solid rgba(255,255,255,.14); border-radius: 50%; animation: spin 18s linear infinite; }
.orbit-one { width: 420px; height: 420px; }
.orbit-two { width: 300px; height: 300px; animation-duration: 12s; animation-direction: reverse; }
.orbit::after { content: ""; position: absolute; width: 12px; height: 12px; border-radius: 50%; background: var(--accent); top: 40px; left: 60px; box-shadow: 0 0 28px var(--accent); }
.glass { background: linear-gradient(145deg, rgba(255,255,255,.11), rgba(255,255,255,.045)); border: 1px solid var(--line); backdrop-filter: blur(20px); box-shadow: 0 30px 80px rgba(0,0,0,.35); }
.device-card { width: min(360px, 92vw); border-radius: 32px; padding: 28px; transform: rotate(-4deg); }
.camera-body { height: 260px; border-radius: 28px; background: linear-gradient(135deg, #161d2d, #090d18); border: 1px solid var(--line); display: grid; place-items: center; position: relative; overflow: hidden; }
.lens { width: 130px; height: 130px; border-radius: 50%; background: radial-gradient(circle, #dffaff 0 8%, #00e5ff 9% 16%, #1b2340 17% 45%, #070910 46% 100%); box-shadow: 0 0 50px rgba(0,229,255,.25); }
.sensor-grid { position: absolute; inset: 22px; background-image: linear-gradient(rgba(0,229,255,.15) 1px, transparent 1px), linear-gradient(90deg, rgba(0,229,255,.15) 1px, transparent 1px); background-size: 22px 22px; opacity: .5; }
.telemetry { display: flex; justify-content: space-between; gap: 16px; margin-top: 18px; font-size: .78rem; color: var(--muted); }
.telemetry strong { color: var(--text); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; padding-top: 10px; }
.stats div, .feature-card, .product-card, .about-card, .builder-panel, .calendar-shell, .timeline div { border: 1px solid var(--line); background: var(--panel); border-radius: var(--radius); }
.stats div { padding: 22px; }
.stats strong { display: block; font-size: 1.4rem; margin-bottom: 4px; }
.stats span { color: var(--muted); font-size: .9rem; }

.section-heading { max-width: 760px; margin-bottom: 34px; }
.card-grid, .product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature-card, .product-card { padding: 26px; transition: transform .25s ease, background .25s ease; }
.feature-card:hover, .product-card:hover { transform: translateY(-6px); background: var(--panel-strong); }
.icon { font-size: 2rem; display: inline-block; margin-bottom: 22px; }

.split-section { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: center; }
.reverse { grid-template-columns: 1.1fr .9fr; }
.timeline { display: grid; gap: 14px; }
.timeline div { display: flex; gap: 18px; align-items: center; padding: 22px; }
.timeline strong { color: var(--accent); font-size: 1.2rem; }
.timeline span { color: var(--text); font-weight: 700; }

.product-grid { grid-template-columns: repeat(3, 1fr); }
.product-media { height: 210px; border-radius: 20px; margin-bottom: 20px; border: 1px solid var(--line); position: relative; overflow: hidden; background: #0b1020; }
.product-media::before, .product-media::after { content: ""; position: absolute; border-radius: 999px; }
.product-media.drone::before { inset: 72px 42px; border: 8px solid rgba(0,229,255,.45); }
.product-media.drone::after { width: 80px; height: 80px; background: rgba(138,92,255,.28); left: 50%; top: 50%; transform: translate(-50%, -50%); }
.product-media.gimbal::before { width: 150px; height: 150px; border: 12px solid rgba(255,184,77,.48); left: 50%; top: 50%; transform: translate(-50%, -50%); }
.product-media.gimbal::after { width: 70px; height: 70px; background: rgba(0,229,255,.35); left: 50%; top: 50%; transform: translate(-50%, -50%); }
.product-media.car::before { width: 210px; height: 70px; background: rgba(138,92,255,.36); left: 50%; top: 50%; transform: translate(-50%, -50%); }
.product-media.car::after { width: 52px; height: 52px; background: rgba(0,229,255,.38); left: 55%; top: 44%; transform: translate(-50%, -50%); }
.status { display: inline-flex; margin-top: 12px; padding: 8px 12px; border-radius: 999px; background: rgba(0,229,255,.11); color: var(--accent); font-size: .82rem; font-weight: 800; }

.builder-preview { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; }
.builder-panel { padding: 18px; border-radius: 28px; }
.builder-row { display: flex; justify-content: space-between; gap: 16px; padding: 18px; border-bottom: 1px solid var(--line); color: var(--muted); }
.builder-row:last-child { border-bottom: 0; }
.builder-row strong { color: var(--text); text-align: right; }
.total strong { color: var(--accent-3); }

.about-card { padding: 28px; }
ul { margin: 0; padding-left: 18px; color: var(--muted); line-height: 2; }
.contact-section { padding-bottom: 60px; }
.calendar-shell { overflow: hidden; padding: 10px; border-radius: 28px; }
.footer { max-width: var(--max); margin: 0 auto; padding: 30px 22px 46px; display: flex; justify-content: space-between; color: var(--muted); border-top: 1px solid var(--line); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .12s; }
.delay-2 { transition-delay: .22s; }

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

@media (max-width: 920px) {
  .menu-toggle { display: inline-flex; }
  .nav-links { position: absolute; right: 22px; top: 72px; display: none; flex-direction: column; align-items: flex-start; padding: 18px; min-width: 210px; background: rgba(8, 10, 18, .92); border: 1px solid var(--line); border-radius: 20px; }
  .nav-links.open { display: flex; }
  .hero, .split-section, .reverse, .builder-preview { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .stats, .card-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .section { padding: 68px 18px; }
  .site-header { padding: 14px 18px; }
  .stats, .card-grid { grid-template-columns: 1fr; }
  .hero-visual { min-height: 360px; }
  .orbit-one { width: 300px; height: 300px; }
  .orbit-two { width: 220px; height: 220px; }
  .footer { flex-direction: column; gap: 12px; }
  .builder-row { flex-direction: column; }
  .builder-row strong { text-align: left; }
}