/* ==========================================================================
   NISHA ELECTRONICS - FUTURISTIC DESIGN SYSTEM & CORE STYLES
   Theme: Next-Gen Cyber-Tech, Sci-Fi Glassmorphism, Holographic HUD
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:ital,wght@0,300;0,400;0,600;0,700;1,400&family=Orbitron:wght@400;600;800;900&family=Rajdhani:wght@400;500;600;700&family=Share+Tech+Mono&display=swap');

:root {
  --neon-cyan: #00f0ff;
  --neon-cyan-glow: rgba(0, 240, 255, 0.45);
  --neon-cyan-subtle: rgba(0, 240, 255, 0.12);
  
  --neon-purple: #9d4edd;
  --neon-purple-glow: rgba(157, 78, 221, 0.45);
  --neon-purple-subtle: rgba(157, 78, 221, 0.12);
  
  --neon-green: #00ff88;
  --neon-green-glow: rgba(0, 255, 136, 0.45);
  --neon-green-subtle: rgba(0, 255, 136, 0.12);
  
  --neon-amber: #ffb703;
  --neon-amber-glow: rgba(255, 183, 3, 0.4);
  
  --neon-crimson: #ff0055;
  --neon-crimson-glow: rgba(255, 0, 85, 0.45);

  --bg-void: #05070e;
  --bg-deep: #090d1a;
  --bg-surface: #0e1428;
  --bg-surface-glass: rgba(14, 20, 40, 0.72);
  --bg-surface-card: rgba(18, 26, 51, 0.65);
  --bg-surface-elevated: rgba(25, 36, 69, 0.85);

  --border-cyber: rgba(0, 240, 255, 0.25);
  --border-cyber-bright: rgba(0, 240, 255, 0.8);
  --border-purple: rgba(157, 78, 221, 0.35);
  --grid-line: rgba(0, 240, 255, 0.05);

  --text-pure: #ffffff;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-cyan: #38bdf8;
  --text-green: #34d399;

  --font-display: 'Orbitron', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Chakra Petch', sans-serif;
  --font-body: 'Rajdhani', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  --shadow-cyan-glow: 0 0 25px rgba(0, 240, 255, 0.35);
  --shadow-purple-glow: 0 0 25px rgba(157, 78, 221, 0.35);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
  font-size: 16px;
}

body {
  background-color: var(--bg-void);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  letter-spacing: 0.02em;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  top: -20%;
  left: 30%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.07) 0%, rgba(157, 78, 221, 0.04) 45%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  filter: blur(60px);
}

#circuit-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  pointer-events: none;
}

.app-container {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Custom Reticle Cursor */
.cyber-cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  background-color: var(--neon-cyan);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 10px var(--neon-cyan), 0 0 20px var(--neon-cyan);
  transition: width 0.2s, height 0.2s, background-color 0.2s;
}

.cyber-cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  width: 36px;
  height: 36px;
  border: 1px solid var(--neon-cyan-glow);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.08s ease-out, border-color 0.2s, scale 0.2s;
}

.cursor-hover .cyber-cursor {
  width: 14px;
  height: 14px;
  background-color: var(--neon-green);
  box-shadow: 0 0 15px var(--neon-green);
}
.cursor-hover .cyber-cursor-ring {
  scale: 1.4;
  border-color: var(--neon-green);
  border-style: dashed;
}

@media (pointer: coarse) {
  .cyber-cursor, .cyber-cursor-ring { display: none !important; }
}

/* System HUD Bar */
.system-hud-bar {
  background: rgba(5, 7, 14, 0.95);
  border-bottom: 1px solid var(--border-cyber);
  backdrop-filter: blur(10px);
  padding: 0.35rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 100;
}

.hud-telemetry {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.hud-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--neon-green);
  box-shadow: 0 0 8px var(--neon-green);
  animation: pulseBeacon 2s infinite;
}

.hud-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.sound-toggle-btn {
  background: transparent;
  border: 1px solid var(--border-cyber);
  color: var(--neon-cyan);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  clip-path: polygon(6px 0%, 100% 0%, calc(100% - 6px) 100%, 0% 100%);
  transition: var(--transition-fast);
}

.sound-toggle-btn:hover {
  background: var(--neon-cyan-subtle);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 10px var(--neon-cyan-glow);
}

.sound-wave {
  display: flex;
  gap: 2px;
  align-items: flex-end;
  height: 10px;
}
.sound-wave span {
  width: 2px;
  background: var(--neon-cyan);
  height: 4px;
}
.sound-toggle-btn.sound-on .sound-wave span {
  animation: soundBars 0.8s ease-in-out infinite alternate;
}
.sound-toggle-btn.sound-on .sound-wave span:nth-child(2) { animation-delay: 0.2s; height: 100%; }
.sound-toggle-btn.sound-on .sound-wave span:nth-child(3) { animation-delay: 0.4s; height: 60%; }

/* Main Site Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(9, 13, 26, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 240, 255, 0.2);
  transition: var(--transition-smooth);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0.85rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: var(--text-pure);
}

.logo-symbol {
  width: 44px;
  height: 44px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.15), rgba(157, 78, 221, 0.2));
  border: 1px solid var(--neon-cyan);
  clip-path: polygon(25% 0%, 75% 0%, 100% 25%, 100% 75%, 75% 100%, 25% 100%, 0% 75%, 0% 25%);
  box-shadow: 0 0 15px var(--neon-cyan-glow);
  transition: var(--transition-smooth);
}

.logo-symbol svg {
  width: 24px;
  height: 24px;
  stroke: var(--neon-cyan);
  filter: drop-shadow(0 0 5px var(--neon-cyan));
}

.brand-logo:hover .logo-symbol {
  transform: rotate(45deg);
  border-color: var(--neon-green);
  box-shadow: 0 0 20px var(--neon-green-glow);
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  background: linear-gradient(90deg, #ffffff 30%, var(--neon-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-transform: uppercase;
}

.brand-tagline {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--neon-cyan);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 1.8rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.5rem 0.75rem;
  position: relative;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-link::before {
  content: '// ';
  color: var(--neon-cyan);
  opacity: 0;
  transform: translateX(-5px);
  transition: var(--transition-fast);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0px;
  left: 0;
  width: 0%;
  height: 2px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple));
  box-shadow: 0 0 10px var(--neon-cyan);
  transition: width 0.3s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-pure);
}

.nav-link:hover::before, .nav-link.active::before {
  opacity: 1;
  transform: translateX(0);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--neon-cyan);
}

.nav-cta-btn {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.15), rgba(157, 78, 221, 0.2));
  border: 1px solid var(--neon-cyan);
  color: var(--neon-cyan);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.65rem 1.4rem;
  text-decoration: none;
  clip-path: polygon(10px 0%, 100% 0%, calc(100% - 10px) 100%, 0% 100%);
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

.nav-cta-btn:hover {
  background: var(--neon-cyan);
  color: var(--bg-void);
  box-shadow: 0 0 25px var(--neon-cyan-glow);
  transform: translateY(-2px);
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-cyber);
  color: var(--neon-cyan);
  padding: 0.5rem;
  cursor: pointer;
  border-radius: 4px;
}
.mobile-menu-toggle svg {
  width: 24px;
  height: 24px;
}

/* Buttons */
.btn-cyber-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, #00f0ff, #0099ff);
  color: #030712;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.9rem 2rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
  position: relative;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.4);
  transition: var(--transition-smooth);
}

.btn-cyber-primary:hover {
  background: linear-gradient(135deg, #ffffff, #00f0ff);
  box-shadow: 0 0 35px var(--neon-cyan-glow), 0 0 60px rgba(0, 240, 255, 0.3);
  transform: translateY(-3px) scale(1.02);
}

.btn-cyber-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(157, 78, 221, 0.15);
  color: var(--text-pure);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.9rem 2rem;
  text-decoration: none;
  border: 1px solid var(--neon-purple);
  cursor: pointer;
  clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
  position: relative;
  box-shadow: 0 0 20px rgba(157, 78, 221, 0.25);
  transition: var(--transition-smooth);
}

.btn-cyber-secondary:hover {
  background: rgba(157, 78, 221, 0.35);
  border-color: #d8b4fe;
  box-shadow: 0 0 30px var(--neon-purple-glow);
  transform: translateY(-3px);
}

.btn-cyber-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: transparent;
  color: var(--neon-cyan);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.6rem 1.4rem;
  border: 1px solid var(--border-cyber);
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
}

.btn-cyber-outline:hover {
  background: var(--neon-cyan-subtle);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 15px var(--neon-cyan-glow);
}

/* Cyber Panels */
.cyber-panel {
  background: var(--bg-surface-glass);
  border: 1px solid var(--border-cyber);
  border-radius: 4px;
  position: relative;
  backdrop-filter: blur(12px);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
}

.cyber-panel::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  width: 15px;
  height: 15px;
  border-top: 2px solid var(--neon-cyan);
  border-left: 2px solid var(--neon-cyan);
  pointer-events: none;
}

.cyber-panel::after {
  content: '';
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 15px;
  height: 15px;
  border-bottom: 2px solid var(--neon-cyan);
  border-right: 2px solid var(--neon-cyan);
  pointer-events: none;
}

/* Sections */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--neon-cyan);
  background: var(--neon-cyan-subtle);
  border: 1px solid var(--border-cyber);
  padding: 0.35rem 0.85rem;
  margin-bottom: 1.25rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hero-section {
  position: relative;
  min-height: calc(100vh - 110px);
  display: flex;
  align-items: center;
  padding: 4rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
  width: 100%;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  font-weight: 900;
  line-height: 1.1;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
}

.text-gradient-cyan {
  background: linear-gradient(90deg, var(--neon-cyan) 0%, #38bdf8 50%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 25px rgba(0, 240, 255, 0.4));
}

.text-gradient-purple {
  background: linear-gradient(90deg, #c084fc 0%, var(--neon-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 620px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  border-top: 1px solid var(--border-cyber);
  padding-top: 1.75rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-pure);
  line-height: 1;
}

.stat-value span {
  color: var(--neon-cyan);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.35rem;
}

/* 3D Carousel Section */
.carousel-section {
  padding: 6rem 2rem;
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--border-cyber);
  border-bottom: 1px solid var(--border-cyber);
  background: radial-gradient(circle at 50% 50%, rgba(14, 20, 40, 0.6) 0%, var(--bg-void) 85%);
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 4rem auto;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
}

.carousel-3d-wrapper {
  position: relative;
  width: 100%;
  max-width: 1200px;
  height: 520px;
  margin: 0 auto;
  perspective: 1400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-3d-stage {
  position: relative;
  width: 320px;
  height: 450px;
  transform-style: preserve-3d;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: grab;
}

.carousel-3d-stage:active {
  cursor: grabbing;
}

.carousel-card {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(14, 20, 40, 0.85);
  border: 1px solid var(--border-cyber);
  border-radius: 12px;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  backdrop-filter: blur(14px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 240, 255, 0.15);
  user-select: none;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}

.carousel-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple));
}

.carousel-card.active {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 35px var(--neon-cyan-glow), 0 20px 45px rgba(0, 0, 0, 0.9);
}

.card-device-icon {
  width: 68px;
  height: 68px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.1), rgba(157, 78, 221, 0.15));
  border: 1px solid var(--border-cyber);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.card-device-icon svg {
  width: 36px;
  height: 36px;
  stroke: var(--neon-cyan);
}

.card-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--neon-green);
  background: var(--neon-green-subtle);
  border: 1px solid rgba(0, 255, 136, 0.3);
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
  align-self: flex-start;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-pure);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.card-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1rem;
}

.card-specs {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 0.75rem;
}

.card-specs-row {
  display: flex;
  justify-content: space-between;
}
.card-specs-row span:last-child {
  color: var(--neon-cyan);
}

.carousel-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  margin-top: 3rem;
}

.carousel-btn {
  background: rgba(14, 20, 40, 0.8);
  border: 1px solid var(--border-cyber);
  color: var(--neon-cyan);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}
.carousel-btn:hover {
  background: var(--neon-cyan);
  color: var(--bg-void);
  box-shadow: 0 0 20px var(--neon-cyan-glow);
  transform: scale(1.1);
}

.carousel-indicator-bar {
  display: flex;
  gap: 0.5rem;
}
.carousel-dot {
  width: 12px;
  height: 4px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 2px;
  cursor: pointer;
  transition: var(--transition-fast);
}
.carousel-dot.active {
  width: 28px;
  background: var(--neon-cyan);
  box-shadow: 0 0 10px var(--neon-cyan-glow);
}

/* Assembly Section */
.assembly-section {
  padding: 6rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
}

.assembly-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.assembly-canvas-container {
  position: relative;
  width: 100%;
  height: 560px;
  background: radial-gradient(circle, rgba(14, 20, 40, 0.95) 0%, rgba(5, 7, 14, 0.98) 100%);
  border: 1px solid var(--border-cyber);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 0 35px rgba(0, 240, 255, 0.15), inset 0 0 30px rgba(0, 0, 0, 0.7);
}

#assembly-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.assembly-hud-overlay {
  position: absolute;
  top: 1rem;
  left: 1rem;
  right: 1rem;
  display: flex;
  justify-content: space-between;
  pointer-events: none;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--neon-cyan);
  z-index: 10;
}

.assembly-hud-bottom {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
  z-index: 10;
}

.assembly-interactive-bar {
  pointer-events: auto;
  background: rgba(9, 13, 26, 0.88);
  border: 1px solid var(--border-cyber);
  padding: 0.75rem 1.25rem;
  border-radius: 6px;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  backdrop-filter: blur(10px);
}

.assembly-slider-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.assembly-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 140px;
  height: 6px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 3px;
  outline: none;
}
.assembly-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--neon-cyan);
  cursor: pointer;
  box-shadow: 0 0 10px var(--neon-cyan);
}

.flash-burst-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.9) 0%, rgba(255, 255, 255, 0.95) 35%, transparent 70%);
  opacity: 0;
  pointer-events: none;
  mix-blend-mode: screen;
  z-index: 20;
}
.flash-active {
  animation: flashFlicker 0.6s ease-out forwards;
}

.component-step-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

.component-step-item {
  background: var(--bg-surface-card);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 3px solid var(--neon-cyan);
  padding: 1rem 1.25rem;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.component-step-item:hover, .component-step-item.active {
  background: rgba(0, 240, 255, 0.08);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.15);
  transform: translateX(6px);
}

.component-info h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--text-pure);
}

.component-info p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.component-status {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--neon-green);
}

/* Ecosystem */
.ecosystem-section {
  padding: 6rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.ecosystem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-top: 3.5rem;
}

.ecosystem-card {
  background: var(--bg-surface-glass);
  border: 1px solid var(--border-cyber);
  border-radius: 8px;
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
  transition: var(--transition-smooth);
}

.ecosystem-card.hardware-card:hover {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.25);
}

.ecosystem-card.it-card {
  border-color: var(--border-purple);
}
.ecosystem-card.it-card:hover {
  border-color: var(--neon-purple);
  box-shadow: 0 0 30px rgba(157, 78, 221, 0.25);
}

.ecosystem-badge {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.3rem 0.75rem;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
}
.hardware-card .ecosystem-badge {
  background: var(--neon-cyan-subtle);
  border: 1px solid var(--border-cyber);
  color: var(--neon-cyan);
}
.it-card .ecosystem-badge {
  background: var(--neon-purple-subtle);
  border: 1px solid var(--border-purple);
  color: #d8b4fe;
}

.ecosystem-card h3 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--text-pure);
}

.ecosystem-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin: 1.75rem 0 2rem 0;
}

.ecosystem-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.ecosystem-feature-item svg {
  width: 20px;
  height: 20px;
  stroke: var(--neon-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}
.it-card .ecosystem-feature-item svg {
  stroke: var(--neon-purple);
}

/* Tech Radar */
.tech-radar-section {
  padding: 6rem 2rem;
  background: rgba(9, 13, 26, 0.6);
  border-top: 1px solid var(--border-cyber);
  border-bottom: 1px solid var(--border-cyber);
}

.tech-radar-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.radar-display-box {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 440px;
  margin: 0 auto;
  border-radius: 50%;
  border: 2px solid var(--border-cyber);
  background: radial-gradient(circle, rgba(0, 240, 255, 0.05) 0%, rgba(5, 7, 14, 0.95) 75%);
  box-shadow: 0 0 35px rgba(0, 240, 255, 0.2), inset 0 0 30px rgba(0, 240, 255, 0.1);
  overflow: hidden;
}

.radar-sweep-line {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 50%;
  height: 50%;
  transform-origin: top left;
  background: conic-gradient(from 0deg, rgba(0, 240, 255, 0.45) 0deg, transparent 60deg);
  animation: radarRotate 4s linear infinite;
  pointer-events: none;
}

.radar-rings {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.radar-ring {
  position: absolute;
  border: 1px dashed rgba(0, 240, 255, 0.2);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.radar-ring:nth-child(1) { width: 30%; height: 30%; }
.radar-ring:nth-child(2) { width: 60%; height: 60%; }
.radar-ring:nth-child(3) { width: 90%; height: 90%; }

.radar-node {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--neon-cyan);
  box-shadow: 0 0 10px var(--neon-cyan);
  transform: translate(-50%, -50%);
  cursor: pointer;
  transition: transform 0.2s ease;
}
.radar-node:hover {
  transform: translate(-50%, -50%) scale(1.6);
  background: var(--neon-green);
  box-shadow: 0 0 15px var(--neon-green);
}
.radar-node-label {
  position: absolute;
  left: 15px;
  top: -5px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-pure);
  white-space: nowrap;
  background: rgba(5, 7, 14, 0.9);
  padding: 2px 6px;
  border: 1px solid var(--border-cyber);
}

/* Footer */
.site-footer {
  background: #03050a;
  border-top: 1px solid var(--border-cyber);
  position: relative;
  padding: 5rem 2rem 2rem 2rem;
  margin-top: auto;
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3.5rem;
  margin-bottom: 4rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 1rem;
  margin: 1.25rem 0;
  max-width: 360px;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--text-pure);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
  position: relative;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 25px;
  height: 2px;
  background: var(--neon-cyan);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.footer-links a:hover {
  color: var(--neon-cyan);
  transform: translateX(4px);
}

.newsletter-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.cyber-input {
  background: rgba(14, 20, 40, 0.8);
  border: 1px solid var(--border-cyber);
  color: var(--text-pure);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 0.75rem 1rem;
  width: 100%;
  border-radius: 4px;
  outline: none;
  transition: var(--transition-fast);
}

.cyber-input:focus {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 15px var(--neon-cyan-glow);
  background: rgba(14, 20, 40, 0.95);
}

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Page Hero */
.page-hero {
  padding: 5rem 2rem 3rem 2rem;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

.page-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4.5vw, 3.8rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
}

.page-hero-desc {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Timeline */
.timeline-container {
  max-width: 1000px;
  margin: 4rem auto;
  position: relative;
  padding: 0 2rem;
}

.timeline-container::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: linear-gradient(180deg, var(--neon-cyan), var(--neon-purple), var(--neon-green));
  transform: translateX(-50%);
  box-shadow: 0 0 10px var(--neon-cyan);
}

.timeline-item {
  position: relative;
  margin-bottom: 3.5rem;
  width: 50%;
  padding: 0 2.5rem;
}
.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}
.timeline-item:nth-child(even) {
  left: 50%;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  top: 15px;
  width: 16px;
  height: 16px;
  background: var(--bg-void);
  border: 2px solid var(--neon-cyan);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--neon-cyan);
  z-index: 5;
}
.timeline-item:nth-child(odd) .timeline-dot { right: -8px; }
.timeline-item:nth-child(even) .timeline-dot { left: -8px; }

/* Configurator */
.configurator-wrapper {
  background: var(--bg-surface-glass);
  border: 1px solid var(--border-cyber);
  border-radius: 8px;
  padding: 2.5rem;
  margin: 4rem auto;
  max-width: 1200px;
  backdrop-filter: blur(12px);
}

.configurator-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2.5rem;
  margin-top: 2rem;
}

.config-options-group {
  margin-bottom: 2rem;
}
.config-group-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--neon-cyan);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.config-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.config-chip {
  background: rgba(14, 20, 40, 0.8);
  border: 1px solid var(--border-cyber);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.6rem 1.25rem;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-fast);
}
.config-chip.active, .config-chip:hover {
  background: var(--neon-cyan-subtle);
  border-color: var(--neon-cyan);
  color: var(--text-pure);
  box-shadow: 0 0 12px var(--neon-cyan-glow);
}

.config-summary-panel {
  background: #060912;
  border: 1px solid var(--border-cyber);
  border-radius: 6px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Terminal */
.terminal-window {
  background: #05070e;
  border: 1px solid var(--border-cyber);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.2);
  max-width: 900px;
  margin: 2rem auto;
}

.terminal-header {
  background: #0e1428;
  padding: 0.65rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-cyber);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--neon-cyan);
}

.terminal-dots {
  display: flex;
  gap: 6px;
}
.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.terminal-dot.red { background: #ef4444; }
.terminal-dot.yellow { background: #eab308; }
.terminal-dot.green { background: #22c55e; }

.terminal-body {
  padding: 2rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid, .assembly-grid, .ecosystem-grid, .tech-radar-container, .configurator-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
  .timeline-container::before { left: 20px; }
  .timeline-item { width: 100%; left: 0 !important; text-align: left !important; padding-left: 50px; }
  .timeline-dot { left: 12px !important; }
}

@media (max-width: 768px) {
  .system-hud-bar { display: none; }
  .mobile-menu-toggle { display: block; }
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: rgba(9, 13, 26, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 2.5rem 1.5rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border-cyber);
    transform: translateY(-150%);
    transition: transform 0.4s ease;
  }
  .nav-menu.open {
    transform: translateY(0);
  }
  .footer-container {
    grid-template-columns: 1fr;
  }
  .hero-stats-row {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}