/* ==========================================================================
   STEMULATOR NEXUS // ENTERPRISE FUTURISTIC SCI-FI DESIGN SYSTEM
   BUILT FOR GLOBAL TECH VISIONARIES, NVIDIA PARTNERS, AND NEXT-GEN ENGINEERS
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;600;700;800;900&family=Chakra+Petch:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&family=Orbitron:wght@500;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --bg-deep: #02050e;
  --bg-surface: #060c1d;
  --bg-card: rgba(8, 17, 38, 0.82);
  --bg-glass: rgba(13, 27, 60, 0.55);
  
  --cyan-glow: #00f0ff;
  --cyan-deep: #0284c7;
  --cyan-subtle: rgba(0, 240, 255, 0.15);
  --purple-glow: #a855f7;
  --purple-subtle: rgba(168, 85, 247, 0.18);
  --emerald-glow: #10b981;
  --emerald-subtle: rgba(16, 185, 129, 0.15);
  --amber-glow: #f59e0b;
  --magenta-glow: #ec4899;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --border-neon: rgba(0, 240, 255, 0.35);
  --border-glass: rgba(255, 255, 255, 0.1);

  --font-ar: 'Cairo', sans-serif;
  --font-cyber: 'Chakra Petch', 'Cairo', sans-serif;
  --font-display: 'Orbitron', 'Cairo', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-sans: 'Plus Jakarta Sans', sans-serif;

  --hud-radius: 14px;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Base & Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-deep);
  color: var(--text-main);
  font-family: var(--font-ar);
  overflow-x: hidden;
  line-height: 1.6;
  position: relative;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(0, 240, 255, 0.12) 0%, transparent 60%),
    radial-gradient(circle at 85% 35%, rgba(168, 85, 247, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 15% 75%, rgba(16, 185, 129, 0.08) 0%, transparent 50%),
    linear-gradient(rgba(2, 5, 14, 0.95), rgba(2, 5, 14, 0.98));
}

/* Background Cyber Grid */
.cyber-grid-overlay {
  position: fixed;
  inset: 0;
  background-size: 50px 50px;
  background-image: 
    linear-gradient(to right, rgba(0, 240, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 240, 255, 0.04) 1px, transparent 1px);
  pointer-events: none;
  z-index: 0;
}

/* Ambient Holographic Scanline Overlay */
.scanlines-overlay {
  position: fixed;
  inset: 0;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.25) 50%
  );
  background-size: 100% 4px;
  pointer-events: none;
  z-index: 999;
  opacity: 0.35;
}

/* Container */
.container {
  width: 92%;
  max-width: 1440px;
  margin: 0 auto;
  position: relative;
  z-index: 10;
}

/* Animated Conic Glow Borders */
.conic-border-glow {
  position: relative;
  border-radius: var(--hud-radius);
}
.conic-border-glow::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: conic-gradient(from 0deg, #00f0ff, #a855f7, #10b981, #00f0ff);
  animation: rotateConic 5s linear infinite;
  z-index: -1;
  opacity: 0.45;
  transition: opacity 0.3s;
}
.conic-border-glow:hover::before {
  opacity: 0.85;
}

@keyframes rotateConic {
  100% { transform: rotate(360deg); }
}

/* Futuristic Angled Shapes & Glassmorphism */
.cyber-glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-neon);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6), inset 0 0 20px rgba(0, 240, 255, 0.06);
  border-radius: var(--hud-radius);
  position: relative;
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

/* HUD Corner Reticles (Corner brackets) */
.hud-corner {
  position: relative;
}
.hud-corner::before, .hud-corner::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  pointer-events: none;
  border-color: var(--cyan-glow);
  z-index: 5;
  transition: width 0.3s, height 0.3s;
}
.hud-corner::before {
  top: -2px;
  left: -2px;
  border-top: 2px solid var(--cyan-glow);
  border-left: 2px solid var(--cyan-glow);
}
.hud-corner::after {
  bottom: -2px;
  right: -2px;
  border-bottom: 2px solid var(--cyan-glow);
  border-right: 2px solid var(--cyan-glow);
}
.hud-corner:hover::before, .hud-corner:hover::after {
  width: 24px;
  height: 24px;
  border-color: #fff;
  box-shadow: 0 0 12px var(--cyan-glow);
}

/* Glowing Neon Text */
.neon-text-cyan {
  color: var(--cyan-glow);
  text-shadow: 0 0 12px rgba(0, 240, 255, 0.6), 0 0 30px rgba(0, 240, 255, 0.3);
}
.neon-text-purple {
  color: var(--purple-glow);
  text-shadow: 0 0 12px rgba(168, 85, 247, 0.6);
}
.neon-text-emerald {
  color: var(--emerald-glow);
  text-shadow: 0 0 12px rgba(16, 185, 129, 0.6);
}

/* Typography Helpers */
.font-display { font-family: var(--font-display); }
.font-cyber { font-family: var(--font-cyber); }
.font-mono { font-family: var(--font-mono); }

/* ==========================================================================
   TOP SYSTEM HUD NAVBAR (OFFICIAL STEMULATOR LOGO)
   ========================================================================== */
.system-hud-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(2, 5, 14, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 240, 255, 0.25);
  padding: 12px 0;
  transition: all var(--transition-smooth);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-hologram {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 10px rgba(0, 240, 255, 0.6));
  transition: transform var(--transition-fast), filter var(--transition-fast);
}

.brand-hologram:hover .brand-logo-img {
  transform: scale(1.05);
  filter: drop-shadow(0 0 20px rgba(0, 240, 255, 0.9));
}

.brand-telemetry {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--emerald-glow);
  background: rgba(16, 185, 129, 0.08);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.telemetry-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--emerald-glow);
  box-shadow: 0 0 8px var(--emerald-glow);
  animation: blink 1.2s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.nav-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.94rem;
  font-weight: 600;
  transition: var(--transition-fast);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--cyan-glow);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--cyan-glow);
  box-shadow: 0 0 10px var(--cyan-glow);
  transition: width var(--transition-fast);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Audio FX Button */
.hud-icon-btn {
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid var(--border-neon);
  color: var(--cyan-glow);
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.hud-icon-btn:hover {
  background: rgba(0, 240, 255, 0.25);
  box-shadow: 0 0 15px var(--cyan-glow);
}

/* Language Switcher */
.lang-toggle-btn {
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid rgba(168, 85, 247, 0.45);
  color: #fff;
  padding: 8px 16px;
  border-radius: 10px;
  cursor: pointer;
  font-family: var(--font-cyber);
  font-size: 0.88rem;
  font-weight: 700;
  transition: var(--transition-fast);
}

.lang-toggle-btn:hover {
  background: rgba(168, 85, 247, 0.3);
  box-shadow: 0 0 15px var(--purple-glow);
}

/* Launch App Button */
.btn-cyber-primary {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.25) 0%, rgba(168, 85, 247, 0.35) 100%);
  border: 1px solid var(--cyan-glow);
  color: #fff;
  padding: 10px 24px;
  border-radius: 10px;
  font-family: var(--font-cyber);
  font-size: 0.94rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn-cyber-primary:hover {
  box-shadow: 0 0 35px rgba(0, 240, 255, 0.7);
  transform: translateY(-2px);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.45) 0%, rgba(168, 85, 247, 0.55) 100%);
}

/* ==========================================================================
   ENTERPRISE TECH PARTNERSHIP / TECH STACK BANNER
   ========================================================================== */
.enterprise-partner-strip {
  padding: 14px 0;
  background: rgba(6, 12, 29, 0.95);
  border-bottom: 1px solid rgba(0, 240, 255, 0.15);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.partner-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}

.partner-badge-group {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.partner-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.03);
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #cbd5e1;
}

/* ==========================================================================
   HERO SECTION // QUANTUM FUTURE CORE
   ========================================================================== */
.hero-section {
  padding: 80px 0 70px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 50px;
}

.hero-official-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 8px 20px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid var(--border-neon);
  border-radius: 40px;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  color: var(--cyan-glow);
  margin-bottom: 24px;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.15);
}

.hero-official-badge img {
  height: 22px;
  width: auto;
}

.hero-title {
  font-size: 3.4rem;
  line-height: 1.25;
  font-weight: 900;
  margin-bottom: 24px;
}

.gradient-title-future {
  background: linear-gradient(135deg, #ffffff 0%, #38bdf8 45%, var(--purple-glow) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  text-shadow: 0 0 40px rgba(56, 189, 248, 0.3);
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 620px;
  margin-bottom: 35px;
  line-height: 1.85;
}

.hero-features-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 38px;
}

.cyber-chip {
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  font-size: 0.82rem;
  font-family: var(--font-cyber);
  color: #cbd5e1;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
}
.cyber-chip:hover {
  border-color: var(--cyan-glow);
  background: rgba(0, 240, 255, 0.1);
  color: #fff;
  transform: translateY(-2px);
}

.cyber-chip span.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 20px;
}

.btn-cyber-outline {
  padding: 11px 26px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
  border-radius: 10px;
  text-decoration: none;
  font-family: var(--font-cyber);
  font-weight: 700;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn-cyber-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--cyan-glow);
  color: var(--cyan-glow);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

/* 3D Hero Hologram Stage */
.hero-visual-stage {
  position: relative;
  width: 100%;
  height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-3d-canvas {
  width: 100%;
  height: 100%;
  cursor: grab;
}

.stage-hud-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
}

.hud-telemetry-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--cyan-glow);
  background: rgba(0, 0, 0, 0.7);
  padding: 5px 12px;
  border-radius: 6px;
  border-inline-start: 3px solid var(--cyan-glow);
  backdrop-filter: blur(8px);
}

/* ==========================================================================
   METRICS HUD STRIP (LIVE STATS)
   ========================================================================== */
.metrics-strip {
  padding: 28px 0;
  background: rgba(6, 12, 29, 0.9);
  border-top: 1px solid rgba(0, 240, 255, 0.18);
  border-bottom: 1px solid rgba(0, 240, 255, 0.18);
  margin-bottom: 80px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.metric-card {
  text-align: center;
  padding: 16px 12px;
  border-inline-end: 1px solid rgba(255, 255, 255, 0.08);
}
.metric-card:last-child {
  border-inline-end: none;
}

.metric-val {
  font-size: 2.4rem;
  font-weight: 800;
  font-family: var(--font-display);
  color: #fff;
  margin-bottom: 4px;
}

.metric-label {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* ==========================================================================
   COMMAND CENTER: THE 8 FUTURISTIC SCREENS (HIGH-MOTION HUD)
   ========================================================================== */
.command-center-section {
  padding: 40px 0 100px;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 850px;
  margin: 0 auto 50px;
}

.section-subtitle {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--cyan-glow);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 18px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.8;
}

/* Feature Mode Switcher Bar (The 8 Pillars) */
.futuristic-tabs-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}

.tab-btn {
  background: rgba(10, 21, 46, 0.85);
  border: 1px solid rgba(0, 240, 255, 0.25);
  color: #cbd5e1;
  padding: 12px 22px;
  border-radius: 12px;
  font-family: var(--font-cyber);
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.tab-btn:hover {
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--cyan-glow);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 240, 255, 0.2);
}

.tab-btn.active {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.3) 0%, rgba(168, 85, 247, 0.3) 100%);
  border-color: var(--cyan-glow);
  color: var(--cyan-glow);
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.45);
}

.tab-btn .tab-badge-num {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  background: rgba(0, 0, 0, 0.6);
  padding: 2px 7px;
  border-radius: 5px;
  color: var(--cyan-glow);
}

/* Holographic Master Screen Station with 3D Tilt */
.master-screen-station {
  background: rgba(4, 9, 23, 0.96);
  border: 1px solid var(--border-neon);
  border-radius: 20px;
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.85), 0 0 45px rgba(0, 240, 255, 0.18);
  overflow: hidden;
  position: relative;
  transition: transform 0.2s ease-out;
}

/* Station Frame Header Bar */
.screen-frame-header {
  background: rgba(10, 22, 48, 0.95);
  padding: 14px 24px;
  border-bottom: 1px solid rgba(0, 240, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.screen-header-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.hud-lights {
  display: flex;
  gap: 8px;
}
.hud-light {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}
.light-red { background: #ef4444; box-shadow: 0 0 8px #ef4444; }
.light-amber { background: #f59e0b; box-shadow: 0 0 8px #f59e0b; }
.light-green { background: #10b981; box-shadow: 0 0 8px #10b981; }

.screen-active-title {
  font-family: var(--font-display);
  font-size: 0.94rem;
  letter-spacing: 1px;
  color: var(--cyan-glow);
}

.screen-telemetry-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-dim);
}

/* Screen Content Stage with Warp Transition */
.screen-display-body {
  min-height: 560px;
  padding: 34px;
  position: relative;
}

.screen-view {
  display: none;
}

.screen-view.active {
  display: block;
  animation: quantumWarp 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes quantumWarp {
  0% { 
    opacity: 0; 
    transform: perspective(1000px) rotateX(4deg) scale(0.97); 
    filter: blur(6px); 
  }
  100% { 
    opacity: 1; 
    transform: perspective(1000px) rotateX(0deg) scale(1); 
    filter: blur(0); 
  }
}

/* --------------------------------------------------------------------------
   SCREEN 1: AI (NEURAL COPILOT) - NVIDIA / OMNIVERSE STYLE
   -------------------------------------------------------------------------- */
.ai-screen-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 30px;
}

.ai-prompt-box {
  background: rgba(8, 18, 42, 0.7);
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: 14px;
  padding: 24px;
  box-shadow: inset 0 0 20px rgba(0, 240, 255, 0.05);
}

.ai-header-tag {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.ai-model-selector-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.model-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-dim);
  cursor: pointer;
}
.model-pill.active {
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--cyan-glow);
  color: var(--cyan-glow);
}

.ai-preset-chips {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.ai-preset-chip {
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #cbd5e1;
  padding: 12px 16px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 0.88rem;
  text-align: start;
  transition: all var(--transition-fast);
}

.ai-preset-chip:hover, .ai-preset-chip.selected {
  border-color: var(--cyan-glow);
  background: rgba(0, 240, 255, 0.12);
  color: #fff;
  transform: translateX(-4px);
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.2);
}

.ai-input-wrap {
  display: flex;
  gap: 12px;
}

.ai-cyber-input {
  flex: 1;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid rgba(0, 240, 255, 0.35);
  color: #fff;
  padding: 12px 16px;
  border-radius: 10px;
  font-family: var(--font-ar);
  font-size: 0.92rem;
  outline: none;
  transition: var(--transition-fast);
}
.ai-cyber-input:focus {
  border-color: var(--cyan-glow);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
}

/* AI Neural Synapse Visualization & Stream */
.ai-synthesis-stream {
  background: rgba(2, 6, 16, 0.95);
  border: 1px solid rgba(168, 85, 247, 0.4);
  border-radius: 14px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.neural-network-canvas {
  width: 100%;
  height: 90px;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 8px;
  margin-bottom: 12px;
  border: 1px dashed rgba(168, 85, 247, 0.25);
}

.ai-code-preview {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: #38bdf8;
  white-space: pre-wrap;
  line-height: 1.65;
  max-height: 270px;
  overflow-y: auto;
}

.ai-hud-status {
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--emerald-glow);
}

/* --------------------------------------------------------------------------
   SCREEN 2: BLOCKS (VISUAL QUANTUM BLOCKS)
   -------------------------------------------------------------------------- */
.blocks-screen-layout {
  display: grid;
  grid-template-columns: 240px 1fr 340px;
  gap: 22px;
  min-height: 480px;
}

.blocks-category-dock {
  background: rgba(8, 18, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.block-cat-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.block-cat-item:hover {
  transform: translateX(-4px);
  filter: brightness(1.2);
}

.cat-sensors { background: rgba(56, 189, 248, 0.12); color: #38bdf8; border-inline-start: 3px solid #38bdf8; }
.cat-motors { background: rgba(245, 158, 11, 0.12); color: #f59e0b; border-inline-start: 3px solid #f59e0b; }
.cat-ai { background: rgba(168, 85, 247, 0.12); color: #a855f7; border-inline-start: 3px solid #a855f7; }
.cat-iot { background: rgba(16, 185, 129, 0.12); color: #10b981; border-inline-start: 3px solid #10b981; }
.cat-logic { background: rgba(236, 72, 153, 0.12); color: #ec4899; border-inline-start: 3px solid #ec4899; }

.blocks-workspace-canvas {
  background: rgba(2, 6, 16, 0.9);
  border: 1px dashed rgba(0, 240, 255, 0.3);
  border-radius: 12px;
  padding: 22px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* Snap Block with 3D Perspective & Magnetic Connectors */
.hologram-block {
  padding: 14px 20px;
  border-radius: 10px;
  color: #fff;
  font-size: 0.86rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
  position: relative;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.hologram-block:hover {
  transform: translateX(-6px) scale(1.02);
  box-shadow: 0 8px 30px rgba(0, 240, 255, 0.35);
}

.block-blue { background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%); border: 1px solid #38bdf8; }
.block-orange { background: linear-gradient(135deg, #d97706 0%, #b45309 100%); border: 1px solid #fbbf24; }
.block-purple { background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%); border: 1px solid #c084fc; }
.block-green { background: linear-gradient(135deg, #059669 0%, #047857 100%); border: 1px solid #34d399; }

.block-indent {
  margin-inline-start: 28px;
}

.blocks-code-mirror {
  background: rgba(1, 4, 12, 0.95);
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: 12px;
  padding: 18px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  display: flex;
  flex-direction: column;
}

.mirror-header {
  font-size: 0.75rem;
  color: var(--cyan-glow);
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 12px;
}

/* --------------------------------------------------------------------------
   SCREEN 3: CODE (CYBER IDE STUDIO)
   -------------------------------------------------------------------------- */
.code-screen-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 22px;
}

.ide-editor-pane {
  background: #030713;
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.ide-tabs {
  background: rgba(8, 18, 40, 0.85);
  display: flex;
  padding: 8px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  gap: 8px;
}

.ide-tab {
  padding: 6px 14px;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.4);
  color: var(--text-muted);
  cursor: pointer;
}
.ide-tab.active {
  background: rgba(0, 240, 255, 0.18);
  color: var(--cyan-glow);
  border: 1px solid rgba(0, 240, 255, 0.35);
}

.code-line-numbers {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.7;
  padding: 18px;
  color: #94a3b8;
  max-height: 380px;
  overflow-y: auto;
}

.kw { color: #f43f5e; font-weight: bold; }
.fn { color: #38bdf8; }
.str { color: #a3e635; }
.num { color: #f59e0b; }
.com { color: #64748b; font-style: italic; }

.ide-telemetry-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.telemetry-card {
  background: rgba(8, 18, 42, 0.65);
  border: 1px solid rgba(0, 240, 255, 0.2);
  border-radius: 12px;
  padding: 18px;
}

.telemetry-card h4 {
  font-size: 0.82rem;
  font-family: var(--font-mono);
  color: var(--cyan-glow);
  margin-bottom: 12px;
}

.bar-wrap {
  margin-bottom: 12px;
}
.bar-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.74rem;
  font-family: var(--font-mono);
  margin-bottom: 4px;
}
.bar-track {
  height: 7px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 4px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  border-radius: 4px;
}
.fill-cyan { background: var(--cyan-glow); box-shadow: 0 0 10px var(--cyan-glow); }
.fill-purple { background: var(--purple-glow); box-shadow: 0 0 10px var(--purple-glow); }

/* Serial Terminal Monitor */
.serial-box {
  background: #01040d;
  border-radius: 8px;
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--emerald-glow);
  height: 140px;
  overflow-y: auto;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   SCREEN 4: SIMULATION (CIRCUIT & PHYSICS)
   -------------------------------------------------------------------------- */
.sim-screen-grid {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 26px;
}

.virtual-circuit-board {
  background: radial-gradient(circle at center, #07172b 0%, #020613 100%);
  border: 1px solid var(--border-neon);
  border-radius: 14px;
  padding: 26px;
  position: relative;
  min-height: 440px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
}

/* Circuit Electric Trace Canvas */
.circuit-trace-canvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.mcu-chip-visual {
  background: #0f172a;
  border: 2px solid #334155;
  border-radius: 10px;
  padding: 16px 24px;
  width: fit-content;
  margin: 0 auto;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.9);
  text-align: center;
  position: relative;
  z-index: 2;
}

.mcu-chip-visual h5 {
  font-family: var(--font-display);
  font-size: 1rem;
  color: #fff;
  margin-bottom: 4px;
}

.chip-status-led {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 10px #10b981;
  margin-inline-start: 8px;
}

/* Interactive Components inside Sim */
.sim-components-row {
  display: flex;
  justify-content: space-around;
  align-items: center;
  gap: 20px;
  margin: 20px 0;
  position: relative;
  z-index: 2;
}

.sim-sensor-widget {
  background: rgba(8, 18, 42, 0.85);
  border: 1px solid rgba(0, 240, 255, 0.35);
  border-radius: 10px;
  padding: 14px 20px;
  text-align: center;
  min-width: 150px;
}

.sim-oled-screen {
  background: #000;
  border: 2px solid #00f0ff;
  border-radius: 8px;
  padding: 10px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--cyan-glow);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.45);
}

.sim-interactive-btn {
  background: linear-gradient(135deg, #ef4444 0%, #b91c1c 100%);
  border: 2px solid #f87171;
  color: #fff;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 20px rgba(239, 68, 68, 0.7);
  font-weight: bold;
  font-size: 1.1rem;
  transition: transform 0.1s;
}
.sim-interactive-btn:active {
  transform: scale(0.9);
}

/* Oscilloscope Canvas */
.oscilloscope-box {
  background: #020612;
  border: 1px solid rgba(0, 240, 255, 0.35);
  border-radius: 10px;
  padding: 16px;
}
.oscilloscope-canvas {
  width: 100%;
  height: 130px;
  display: block;
}

/* --------------------------------------------------------------------------
   SCREEN 5: MOBILE APP (KIDUINOXY REMOTE 3D)
   -------------------------------------------------------------------------- */
.mobile-screen-layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  align-items: center;
  gap: 50px;
}

.phone-mockup-wrap {
  width: 320px;
  height: 550px;
  margin: 0 auto;
  background: #081124;
  border: 3px solid var(--cyan-glow);
  border-radius: 40px;
  padding: 14px;
  box-shadow: 0 0 45px rgba(0, 240, 255, 0.35), inset 0 0 25px rgba(0, 240, 255, 0.15);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: transform 0.1s ease-out;
}

.phone-notch {
  width: 120px;
  height: 20px;
  background: #02050e;
  border-radius: 0 0 14px 14px;
  margin: 0 auto 12px;
}

.phone-inner-screen {
  flex: 1;
  background: #030818;
  border-radius: 26px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  position: relative;
}

.mobile-app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  font-family: var(--font-cyber);
  color: var(--cyan-glow);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 8px;
}

/* Radar Display inside phone */
.mini-radar-box {
  width: 100%;
  height: 90px;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: 10px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.rover-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--emerald-glow);
  box-shadow: 0 0 10px var(--emerald-glow);
  position: absolute;
  transition: transform 0.1s;
}

/* Touch Joystick Area */
.joystick-container {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: rgba(8, 18, 42, 0.7);
  border: 2px dashed rgba(0, 240, 255, 0.45);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  touch-action: none;
}

.joystick-thumb {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--cyan-glow) 0%, #0284c7 100%);
  box-shadow: 0 0 25px var(--cyan-glow);
  cursor: grab;
  position: absolute;
  transition: transform 0.05s ease-out;
}

.mobile-dials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.mobile-dial-pill {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 8px;
  text-align: center;
  font-size: 0.74rem;
  font-family: var(--font-mono);
}

.mobile-view-tabs {
  display: flex;
  gap: 4px;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 10px;
  padding: 4px;
}
.m-tab {
  flex: 1;
  border: none;
  background: transparent;
  color: #94a3b8;
  font-size: 0.7rem;
  padding: 6px;
  border-radius: 6px;
  cursor: pointer;
  font-family: var(--font-cyber);
}
.m-tab.active {
  background: rgba(0, 240, 255, 0.25);
  color: #fff;
}

/* Mobile feature details column */
.mobile-details-col {
  padding-inline-start: 10px;
}

.feature-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}

.feature-bullet-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.bullet-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(0, 240, 255, 0.12);
  border: 1px solid var(--border-neon);
  color: var(--cyan-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}

/* --------------------------------------------------------------------------
   SCREEN 6: IOT (CLOUD MESH GLOBE)
   -------------------------------------------------------------------------- */
.iot-screen-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 26px;
}

.iot-mesh-map {
  background: #020614;
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: 14px;
  padding: 24px;
  position: relative;
  min-height: 420px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.globe-canvas-wrap {
  position: relative;
  height: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.globe-canvas {
  width: 100%;
  height: 100%;
}

.iot-sensors-hud {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.iot-gauge-card {
  background: rgba(8, 18, 42, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 18px;
  text-align: center;
}

.gauge-val {
  font-size: 2rem;
  font-weight: 800;
  font-family: var(--font-display);
  margin: 6px 0;
}

.iot-switches-card {
  background: rgba(8, 18, 42, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.switch-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

.cyber-switch {
  width: 48px;
  height: 24px;
  background: #1e293b;
  border-radius: 20px;
  cursor: pointer;
  position: relative;
  transition: var(--transition-fast);
}
.cyber-switch::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  top: 3px;
  left: 3px;
  transition: var(--transition-fast);
}
.cyber-switch.on {
  background: var(--emerald-glow);
  box-shadow: 0 0 12px var(--emerald-glow);
}
.cyber-switch.on::after {
  transform: translateX(24px);
}

/* --------------------------------------------------------------------------
   SCREEN 7: 3D LAB (DIGITAL TWIN)
   -------------------------------------------------------------------------- */
.three-d-screen-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 22px;
}

.lab-canvas-container {
  height: 480px;
  background: radial-gradient(circle at center, #07172b 0%, #01040d 100%);
  border: 1px solid var(--border-neon);
  border-radius: 14px;
  position: relative;
  overflow: hidden;
}

.screen-3d-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.lab-controls-sidebar {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.lab-btn-toggle {
  background: rgba(8, 18, 42, 0.75);
  border: 1px solid rgba(0, 240, 255, 0.25);
  color: #fff;
  padding: 14px 18px;
  border-radius: 10px;
  font-family: var(--font-cyber);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition-fast);
}

.lab-btn-toggle:hover, .lab-btn-toggle.active {
  background: rgba(0, 240, 255, 0.25);
  border-color: var(--cyan-glow);
  color: var(--cyan-glow);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
}

/* --------------------------------------------------------------------------
   SCREEN 8: SIMPLICITY (ZERO-FRICTION)
   -------------------------------------------------------------------------- */
.simplicity-screen-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.step-flow-card {
  background: rgba(8, 18, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 28px;
  position: relative;
  transition: all var(--transition-smooth);
}

.step-flow-card:hover {
  border-color: var(--cyan-glow);
  transform: translateY(-6px);
  box-shadow: 0 10px 30px rgba(0, 240, 255, 0.2);
}

.step-number {
  font-size: 2.8rem;
  font-weight: 900;
  font-family: var(--font-display);
  color: rgba(0, 240, 255, 0.35);
  margin-bottom: 14px;
}

/* ==========================================================================
   INTERACTIVE HARDWARE HUB (COMPATIBLE BOARDS)
   ========================================================================== */
.hardware-hub-section {
  padding: 90px 0;
}

.hardware-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.hardware-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 26px;
  text-align: center;
  transition: var(--transition-smooth);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.hardware-card:hover {
  border-color: var(--cyan-glow);
  box-shadow: 0 12px 35px rgba(0, 240, 255, 0.25);
  transform: translateY(-8px);
}

.board-icon-box {
  width: 66px;
  height: 66px;
  border-radius: 14px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid var(--border-neon);
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}

.board-specs-list {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  list-style: none;
  margin-top: 14px;
  line-height: 1.9;
}

/* ==========================================================================
   FUTURE COMMUNITY & FAQ ACCORDION
   ========================================================================== */
.faq-section {
  padding: 70px 0 100px;
}

.faq-list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition-fast);
}

.faq-question {
  padding: 20px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-weight: 700;
  font-size: 1.05rem;
}

.faq-question:hover {
  color: var(--cyan-glow);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out;
  padding: 0 26px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.85;
}

.faq-item.open .faq-answer {
  max-height: 250px;
  padding-bottom: 24px;
}

.faq-icon-arrow {
  transition: transform 0.3s;
}

.faq-item.open .faq-icon-arrow {
  transform: rotate(180deg);
  color: var(--cyan-glow);
}

/* ==========================================================================
   FUTURISTIC CTA PORTAL
   ========================================================================== */
.cta-portal-section {
  padding: 80px 0 110px;
  text-align: center;
}

.portal-box {
  background: radial-gradient(circle at center, rgba(10, 24, 56, 0.92) 0%, rgba(2, 5, 14, 0.98) 100%);
  border: 1px solid var(--border-neon);
  border-radius: 28px;
  padding: 70px 35px;
  box-shadow: 0 0 60px rgba(0, 240, 255, 0.25);
  position: relative;
  overflow: hidden;
}

.portal-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(transparent, rgba(0, 240, 255, 0.18), transparent 30%);
  animation: rotatePortal 10s linear infinite;
  pointer-events: none;
}

@keyframes rotatePortal {
  100% { transform: rotate(360deg); }
}

.portal-content {
  position: relative;
  z-index: 5;
  max-width: 700px;
  margin: 0 auto;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.system-footer {
  border-top: 1px solid rgba(0, 240, 255, 0.2);
  background: #010309;
  padding: 55px 0 30px;
  font-size: 0.9rem;
  color: var(--text-dim);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 45px;
  margin-bottom: 45px;
}

.footer-col h5 {
  color: #fff;
  font-family: var(--font-cyber);
  margin-bottom: 18px;
  font-size: 1rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  color: var(--text-dim);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer-col a:hover {
  color: var(--cyan-glow);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

/* ==========================================================================
   RTL / LTR INTERNATIONALIZATION SUPPORT
   ========================================================================== */
html[dir="rtl"] {
  direction: rtl;
}

html[dir="ltr"] {
  direction: ltr;
}

html[dir="ltr"] body {
  font-family: 'Plus Jakarta Sans', 'Chakra Petch', sans-serif;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-features-chips, .hero-cta-group {
    justify-content: center;
  }
  .hero-visual-stage {
    height: 400px;
  }
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .metric-card {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  .ai-screen-grid, .code-screen-layout, .sim-screen-grid, .mobile-screen-layout, .iot-screen-grid, .three-d-screen-layout {
    grid-template-columns: 1fr;
  }
  .blocks-screen-layout {
    grid-template-columns: 1fr;
  }
  .hardware-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.3rem;
  }
  .section-title {
    font-size: 2rem;
  }
  .nav-links {
    display: none;
  }
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  .simplicity-screen-grid {
    grid-template-columns: 1fr;
  }
  .hardware-cards-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}