@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  --bg-primary: #070913;
  --bg-secondary: #0d1127;
  --bg-card: rgba(20, 26, 56, 0.45);
  --bg-card-hover: rgba(28, 36, 75, 0.65);
  --glass-bg: rgba(13, 17, 39, 0.75);
  --glass-border: rgba(255, 255, 255, 0.08);
  
  --accent-cyan: #00f2fe;
  --accent-violet: #8a3ffc;
  --accent-blue: #3b82f6;
  --accent-pink: #ff007a;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-title: 'Outfit', var(--font-sans);
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-neon-cyan: 0 0 25px rgba(0, 242, 254, 0.3);
  --shadow-neon-violet: 0 0 25px rgba(138, 63, 252, 0.3);
  --border-radius-lg: 20px;
  --border-radius-md: 12px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 5px;
  border: 2px solid var(--bg-primary);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-blue);
}

/* Typography Utility */
h1, h2, h3, h4 {
  font-family: var(--font-title);
  font-weight: 700;
  letter-spacing: -0.02em;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-violet) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Navigation Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-title);
  font-size: 24px;
  font-weight: 800;
  background: linear-gradient(135deg, #fff 0%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-violet));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-neon-cyan);
}

.logo-icon svg {
  width: 20px;
  height: 20px;
  fill: white;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.nav-links a:hover {
  color: var(--text-primary);
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  border: none;
  border-radius: 30px;
  color: #000;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  box-shadow: var(--shadow-neon-cyan);
  transition: var(--transition-smooth);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 242, 254, 0.5);
}

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: var(--transition-smooth);
}

/* Hero Section */
.hero {
  position: relative;
  padding-top: 180px;
  padding-bottom: 100px;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(138, 63, 252, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(0, 242, 254, 0.15) 0%, transparent 40%);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 215px;
  align-items: center;
  gap: 36px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.badge {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(138, 63, 252, 0.15);
  border: 1px solid rgba(138, 63, 252, 0.3);
  border-radius: 20px;
  color: #c084fc;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero h1 {
  font-size: 56px;
  line-height: 1.15;
  font-weight: 800;
}

.hero-desc {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 580px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-top: 12px;
}

/* Download cards placed inside the hero */
.hero-download-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 56px;
  align-items: stretch;
}

.hero-download-card.download-card {
  padding: 28px;
  justify-content: flex-start;
}

.hero-download-card .download-card-header {
  margin-bottom: 20px;
}

.hero-download-card .download-card-header p {
  margin-bottom: 0;
}

.hero-download-note {
  display: block;
  margin-top: 18px;
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

.hero-learn-btn {
  margin-top: 16px;
  align-self: flex-start;
  padding: 12px 24px;
  font-size: 15px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 32px;
  border-radius: var(--border-radius-md);
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  color: #040814;
  border: none;
  box-shadow: var(--shadow-neon-cyan);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 35px rgba(0, 242, 254, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px);
}

/* Device Illustration Area */
.hero-illustration {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-glow-orb {
  position: absolute;
  width: 290px;
  height: 290px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,242,254,0.15) 0%, rgba(138,63,252,0.15) 50%, transparent 100%);
  filter: blur(40px);
  z-index: 0;
  animation: pulse-glow 8s infinite alternate;
}

.phone-mockup {
  position: relative;
  width: 205px;
  height: 410px;
  background: #000;
  border: 6px solid #1e293b;
  border-radius: 40px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7), var(--shadow-neon-violet);
  z-index: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: float-slow 6s ease-in-out infinite;
}

.phone-notch {
  width: 110px;
  height: 24px;
  background: #1e293b;
  border-bottom-left-radius: 16px;
  border-bottom-right-radius: 16px;
  margin: 0 auto;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

.phone-screen {
  flex: 1;
  padding: 40px 16px 20px 16px;
  background: radial-gradient(circle at bottom, #100a26 0%, #05060b 80%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  color: white;
  text-align: center;
}

.phone-app-header {
  font-family: var(--font-title);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
}

.phone-waveform {
  width: 100%;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
}

.wave-bar {
  width: 4px;
  background: linear-gradient(to top, var(--accent-violet), var(--accent-cyan));
  border-radius: 2px;
  animation: wave-bounce 1.2s ease-in-out infinite alternate;
}

.wave-bar:nth-child(even) {
  animation-duration: 0.8s;
  background: linear-gradient(to top, var(--accent-cyan), var(--accent-violet));
}
.wave-bar:nth-child(3n) { animation-duration: 1.5s; }
.wave-bar:nth-child(5n) { animation-duration: 1.1s; }

.phone-status {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 20px;
  color: #10b981;
  font-size: 12px;
  font-weight: 600;
}

.status-badge span {
  width: 6px;
  height: 6px;
  background: #10b981;
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

.phone-instructions {
  font-size: 11px;
  color: var(--text-muted);
}

/* Features Section */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 40px;
  margin-bottom: 16px;
}

.section-header p {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.features {
  padding: 100px 0;
  background: #090c1a;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 40px 30px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.05), rgba(138, 63, 252, 0.05));
  opacity: 0;
  transition: var(--transition-smooth);
}

.feature-card:hover {
  transform: translateY(-5px);
  background: var(--bg-card-hover);
  border-color: rgba(0, 242, 254, 0.3);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: rgba(138, 63, 252, 0.1);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--accent-cyan);
  transition: var(--transition-smooth);
}

.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-violet));
  color: #000;
  box-shadow: var(--shadow-neon-cyan);
}

.feature-icon svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.feature-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 15px;
}

/* Interactive Connection Simulator Section */
.demo-section {
  padding: 100px 0;
  background: linear-gradient(to bottom, #090c1a, #070913);
}

.demo-box {
  background: rgba(15, 23, 42, 0.4);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 30px 60px rgba(0,0,0,0.5);
}

.demo-title {
  text-align: center;
  font-size: 32px;
  margin-bottom: 12px;
}

.demo-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 16px;
  margin-bottom: 40px;
}

.demo-visualizer-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 80px;
  min-height: 380px;
  position: relative;
}

/* Simulated PC Screen */
.sim-pc {
  width: 420px;
  height: 280px;
  background: #1e293b;
  border-radius: 12px;
  border: 4px solid #334155;
  box-shadow: 0 20px 40px rgba(0,0,0,0.6);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.sim-pc-topbar {
  height: 28px;
  background: #0f172a;
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 6px;
}

.sim-pc-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ef4444;
}
.sim-pc-dot:nth-child(2) { background: #eab308; }
.sim-pc-dot:nth-child(3) { background: #22c55e; }

.sim-pc-title {
  font-size: 11px;
  color: var(--text-muted);
  margin-left: 10px;
  font-weight: 500;
}

.sim-pc-content {
  flex: 1;
  background: #0f172a;
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 20px;
}

.sim-pc-qr-box {
  width: 140px;
  height: 140px;
  background: white;
  border-radius: 8px;
  padding: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  position: relative;
  overflow: hidden;
}

.sim-pc-qr-box img {
  width: 100%;
  height: 100%;
}

.sim-pc-qr-scanner-line {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: scan-line 3s infinite linear;
  display: none;
}

.sim-pc-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 180px;
}

.sim-pc-info-title {
  font-size: 16px;
  font-weight: 700;
}

.sim-pc-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
}

.sim-pc-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #eab308; /* yellow for pending */
}

.sim-pc-status-dot.connected {
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
}

/* Simulated Phone Screen */
.sim-phone {
  width: 180px;
  height: 360px;
  background: #000;
  border-radius: 28px;
  border: 4px solid #475569;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.6);
  display: flex;
  flex-direction: column;
}

.sim-phone-screen {
  flex: 1;
  background: #05070f;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px 12px 16px 12px;
  text-align: center;
  position: relative;
}

.sim-phone-camera {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #000;
  z-index: 5;
  display: none;
  align-items: center;
  justify-content: center;
}

.camera-viewfinder {
  width: 120px;
  height: 120px;
  border: 2px solid var(--accent-cyan);
  border-radius: 12px;
  position: relative;
  box-shadow: 0 0 20px rgba(0, 242, 254, 0.2);
}

.camera-viewfinder::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
  animation: scan-line 1.5s infinite linear;
}

.sim-phone-logo {
  font-family: var(--font-title);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-secondary);
}

.sim-phone-visualizer {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

#visualizer-canvas {
  width: 100%;
  height: 120px;
  display: none;
}

.sim-phone-status-text {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Connecting Line Link */
.sim-link-line {
  position: absolute;
  height: 2px;
  background: dashed linear-gradient(to right, var(--accent-cyan), var(--accent-violet));
  opacity: 0.1;
  width: 100px;
  z-index: 0;
  display: none;
}

.demo-controls {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 40px;
}

/* How It Works Timeline */
.how-it-works {
  padding: 100px 0;
  background: var(--bg-primary);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 60px auto 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 31px;
  height: 100%;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-cyan) 0%, var(--accent-violet) 70%, transparent 100%);
}

.timeline-item {
  position: relative;
  padding-left: 80px;
  padding-bottom: 50px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-number {
  position: absolute;
  left: 0;
  top: 0;
  width: 64px;
  height: 64px;
  background: var(--bg-secondary);
  border: 2px solid var(--accent-cyan);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-title);
  font-size: 24px;
  font-weight: 800;
  color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.15);
  z-index: 2;
}

.timeline-item:nth-child(2) .timeline-number {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}

.timeline-item:nth-child(3) .timeline-number {
  border-color: var(--accent-violet);
  color: var(--accent-violet);
}

.timeline-content {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-md);
  padding: 24px 30px;
}

.timeline-content h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.timeline-content p {
  color: var(--text-secondary);
  font-size: 15px;
}

/* Download Section */
.download-section {
  padding: 100px 0;
  background: #090c1a;
  background-image: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.08) 0%, transparent 60%);
}

.download-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  margin-top: 40px;
}

.download-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.download-card-header {
  margin-bottom: 30px;
}

.download-card h3 {
  font-size: 28px;
  margin-bottom: 12px;
}

.download-card p {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.download-options {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.download-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-md);
  transition: var(--transition-smooth);
}

.download-item:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.1);
}

.download-item-info {
  display: flex;
  align-items: center;
  gap: 16px;
}

.download-item-icon {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.download-item-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--text-primary);
}

.download-item-name {
  font-weight: 600;
  font-size: 15px;
}

.download-item-size {
  font-size: 12px;
  color: var(--text-muted);
}

.btn-download-sm {
  padding: 8px 16px;
  background: var(--text-primary);
  color: #000;
  border-radius: 6px;
  font-weight: 700;
  font-size: 13px;
  font-family: var(--font-title);
  transition: var(--transition-smooth);
}

.btn-download-sm:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
}

.badge-coming-soon {
  display: inline-block;
  padding: 6px 12px;
  background: rgba(234, 179, 8, 0.1);
  border: 1px solid rgba(234, 179, 8, 0.3);
  border-radius: 6px;
  color: #fbbf24;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
  cursor: default;
  transition: var(--transition-smooth);
}

a.badge-coming-soon:hover {
  background: rgba(234, 179, 8, 0.18);
  border-color: rgba(234, 179, 8, 0.5);
}

.badge-dev-only {
  padding: 4px 10px;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 6px;
  color: #60a5fa;
  font-size: 11px;
  font-weight: 600;
}

/* Mobile QR Scan Code block */
.mobile-install-info {
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.mobile-qr-img {
  width: 90px;
  height: 90px;
  background: white;
  border-radius: 8px;
  padding: 6px;
}

.mobile-qr-img img {
  width: 100%;
  height: 100%;
}

.mobile-qr-desc h4 {
  font-size: 15px;
  margin-bottom: 4px;
}

.mobile-qr-desc p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.4;
  margin: 0;
}

/* FAQ Section */
.faq {
  padding: 100px 0;
  background: var(--bg-primary);
}

.faq-list {
  max-width: 800px;
  margin: 40px auto 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-question {
  width: 100%;
  padding: 24px 30px;
  background: none;
  border: none;
  color: var(--text-primary);
  text-align: left;
  font-family: var(--font-title);
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-icon {
  width: 24px;
  height: 24px;
  transition: var(--transition-smooth);
  fill: var(--text-secondary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out;
}

.faq-answer-content {
  padding: 0 30px 24px 30px;
  color: var(--text-secondary);
  font-size: 15px;
}

.faq-item.active {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.15);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  fill: var(--accent-cyan);
}

/* Footer styling */
footer {
  background: #05060b;
  border-top: 1px solid var(--glass-border);
  padding: 60px 0 30px 0;
  color: var(--text-secondary);
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand h4 {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.footer-brand p {
  max-width: 320px;
  line-height: 1.5;
}

.footer-links h5 {
  color: var(--text-primary);
  font-size: 15px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.footer-links a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 30px;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
}

/* Scroll Trigger Utility Styles */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Animations */
@keyframes float-slow {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(1deg); }
  100% { transform: translateY(0px) rotate(0deg); }
}

@keyframes pulse-glow {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.15); opacity: 1; }
}

@keyframes wave-bounce {
  0% { height: 10%; }
  100% { height: 85%; }
}

@keyframes scan-line {
  0% { top: 0; }
  50% { top: 100%; }
  100% { top: 0; }
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 1; }
  50% { transform: scale(1.2); opacity: 0.5; }
  100% { transform: scale(0.9); opacity: 1; }
}

/* Media Queries for Responsiveness */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  
  .badge {
    align-self: center;
  }
  
  .hero h1 {
    font-size: 44px;
  }
  
  .hero-desc {
    margin: 0 auto;
  }
  
  .hero-buttons {
    justify-content: center;
  }

  .hero-download-card {
    text-align: left;
    width: 100%;
  }

  .hero-illustration {
    transform: none;
    align-self: center;
    order: -1;
  }

  .demo-visualizer-container {
    flex-direction: column;
    gap: 40px;
  }
  
  .download-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero-download-cards {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
  }
  
  .hamburger {
    display: flex;
  }
  
  .nav-cta {
    display: none; /* simple hidden on mobile */
  }
  
  .section-header h2 {
    font-size: 32px;
  }
  
  .timeline::before {
    left: 20px;
  }
  
  .timeline-item {
    padding-left: 55px;
  }
  
  .timeline-number {
    width: 44px;
    height: 44px;
    font-size: 18px;
    left: 0;
  }
  
  .sim-pc {
    width: 100%;
    max-width: 380px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}