:root {
  --bg: #060a10;
  --bg-soft: #0d1420;
  --panel: rgba(9, 14, 22, 0.72);
  --panel-border: rgba(111, 199, 255, 0.18);
  --text: #edf5ff;
  --muted: #9fb4c9;
  --accent: #68d7ff;
  --accent-2: #8a6fff;
  --glow: 0 0 30px rgba(104, 215, 255, 0.28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  background:
    radial-gradient(circle at top, rgba(80, 144, 255, 0.14), transparent 30%),
    linear-gradient(180deg, #05080d, #09111c 35%, #04070c 100%);
  color: var(--text);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(5,8,13,0.15), rgba(5,8,13,0.5));
  z-index: 1;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.06;
  z-index: 2;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,0.75) 0 0.7px, transparent 1px),
    radial-gradient(circle at 70% 35%, rgba(255,255,255,0.45) 0 0.7px, transparent 1px),
    radial-gradient(circle at 40% 80%, rgba(255,255,255,0.55) 0 0.7px, transparent 1px);
  background-size: 210px 210px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 5vw;
  backdrop-filter: blur(12px);
  background: rgba(6, 10, 16, 0.45);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.brand, h1, h2, h3 {
  font-family: Orbitron, Inter, sans-serif;
}

.brand {
  font-size: clamp(1rem, 2vw, 1.4rem);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.brand span { color: var(--accent); }

nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

nav a {
  color: rgba(237,245,255,0.82);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.96rem;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  isolation: isolate;
}

.parallax-layer,
.hero-overlay,
.grid-lines {
  position: absolute;
  inset: 0;
}

.hero-back,
.hero-mid,
.hero-front {
  background-image: url('hero-technodrome.png');
  background-position: center center;
  background-size: cover;
  will-change: transform;
}

.hero-back {
  filter: blur(2px) brightness(0.42) saturate(0.95);
  transform: translate3d(0, 0, 0) scale(1.12);
}

.hero-mid {
  filter: brightness(0.7) saturate(1.02);
  transform: translate3d(0, 0, 0) scale(1.05);
  clip-path: inset(14% 0 8% 0);
  opacity: 0.92;
}

.hero-front {
  transform: translate3d(0, 0, 0) scale(1.01);
  clip-path: inset(32% 10% 0 10%);
  opacity: 0.35;
  mix-blend-mode: screen;
}

.hero-overlay {
  background:
    radial-gradient(circle at center, transparent 0%, rgba(4, 7, 12, 0.18) 35%, rgba(4, 7, 12, 0.82) 100%),
    linear-gradient(180deg, rgba(4,7,12,0.48) 0%, rgba(4,7,12,0.25) 30%, rgba(4,7,12,0.88) 100%);
  z-index: 0;
}

.grid-lines {
  background-image:
    linear-gradient(rgba(104, 215, 255, 0.11) 1px, transparent 1px),
    linear-gradient(90deg, rgba(104, 215, 255, 0.11) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.3), black, transparent);
  opacity: 0.24;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 3;
  width: min(920px, calc(100% - 2.5rem));
  padding: 140px 0 70px;
}

.eyebrow,
.section-kicker {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.8rem;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2.8rem, 7vw, 6.5rem);
  line-height: 0.92;
  margin: 0;
  max-width: 12ch;
  text-shadow: 0 0 40px rgba(0, 0, 0, 0.45);
}

.lead {
  margin-top: 1.4rem;
  max-width: 700px;
  font-size: clamp(1rem, 2vw, 1.18rem);
  line-height: 1.7;
  color: rgba(237,245,255,0.84);
}

.hero-actions,
.cta-box {
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 180px;
  padding: 14px 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  margin-right: 12px;
  margin-top: 10px;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

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

.btn-primary {
  color: #041019;
  background: linear-gradient(135deg, #7ce0ff, #50bfff);
  box-shadow: var(--glow);
}

.btn-secondary {
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.05);
}

.scroll-indicator {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  z-index: 4;
  color: rgba(237,245,255,0.66);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.content-section,
.panel-section,
.cta-section {
  position: relative;
  z-index: 3;
  padding: 100px 0;
}

.section-inner {
  width: min(1160px, calc(100% - 2rem));
  margin: 0 auto;
}

.two-col,
.panel-grid {
  display: grid;
  gap: 30px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.content-section h2,
.panel-section h2,
.cta-section h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  margin: 0;
}

.content-section p,
.panel-section p,
.cta-section p,
.feature-card p,
.stat-panel span {
  color: var(--muted);
  line-height: 1.8;
}

.feature-strip {
  width: min(1160px, calc(100% - 2rem));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  padding-bottom: 70px;
}

.feature-card,
.info-panel,
.stat-panel,
.cta-box {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 24px;
  padding: 28px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.04), 0 20px 60px rgba(0,0,0,0.22);
  backdrop-filter: blur(10px);
}

.feature-card span {
  color: var(--accent);
  font-family: Orbitron, sans-serif;
  font-size: 0.85rem;
}

.feature-card h3 {
  font-size: 1.2rem;
}

.stat-panel {
  display: grid;
  gap: 22px;
}

.stat-panel strong {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 1rem;
}

.cta-box {
  text-align: center;
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 920px) {
  nav { display: none; }
  .two-col,
  .panel-grid,
  .feature-strip {
    grid-template-columns: 1fr;
  }

  .hero-content {
    padding-top: 120px;
  }

  .hero-front {
    clip-path: inset(40% 0 0 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .parallax-layer,
  .reveal {
    transition: none !important;
    transform: none !important;
  }
  .reveal { opacity: 1; }
}