/* EXILECHAT Landing Page Styles */
/* Modern, Futuristic Design with Glassmorphism */

:root {
  /* Colors */
  --primary-color: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --secondary-color: #06b6d4;
  --accent-color: #f59e0b;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --gradient-dark: linear-gradient(135deg, #0c0c0c 0%, #1a1a1a 100%);
  
  /* Glass Effects */
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Spacing */
  --container-max-width: 1200px;
  --section-padding: 120px 0;
  --border-radius: 16px;
  --border-radius-lg: 24px;
  
  /* Animations */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

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

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: #ffffff;
  background: #0a0a0a;
  overflow-x: hidden;
}

/* Background Pattern */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.2) 0%, transparent 50%);
  z-index: -1;
  animation: backgroundShift 20s ease-in-out infinite;
}

@keyframes backgroundShift {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50% { transform: scale(1.1) rotate(1deg); }
}

/* Container */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(10, 10, 10, 0.95);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo {
  width: 40px;
  height: 40px;
  border-radius: 8px;
}

.nav-title {
  font-size: 24px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: #ffffff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-fast);
}

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

.nav-cta {
  background: var(--gradient-primary);
  padding: 12px 24px;
  border-radius: 50px;
  color: #ffffff !important;
  font-weight: 600;
}

.nav-cta::after {
  display: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.bar {
  width: 25px;
  height: 3px;
  background: #ffffff;
  transition: var(--transition-fast);
  border-radius: 2px;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.hero-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

.hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.hero-particles::before,
.hero-particles::after {
  content: '';
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

.hero-particles::before {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.hero-particles::after {
  top: 60%;
  right: 15%;
  animation-delay: 3s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-content {
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-title {
  font-size: clamp(48px, 5vw, 72px);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 40px;
  max-width: 500px;
  animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-bottom: 40px;
  animation: fadeInUp 0.8s ease 0.8s both;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 32px;
  font-weight: 800;
  font-family: var(--font-mono);
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 4px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  animation: fadeInUp 0.8s ease 1s both;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--transition-slow);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.6);
}

.btn-secondary {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  color: #ffffff;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-mockup {
  width: 300px;
  height: 600px;
  background: linear-gradient(145deg, #1a1a1a, #2a2a2a);
  border-radius: 40px;
  padding: 20px;
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  position: relative;
  z-index: 2;
  animation: phoneFloat 6s ease-in-out infinite;
}

@keyframes phoneFloat {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(1deg); }
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: #000000;
  border-radius: 30px;
  overflow: hidden;
  position: relative;
}

.chat-interface {
  padding: 20px;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.chat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.chat-avatar {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: 50%;
  position: relative;
}

.chat-avatar::after {
  content: '🔒';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 16px;
}

.chat-name {
  font-weight: 600;
  font-size: 16px;
}

.chat-status {
  font-size: 12px;
  color: var(--success-color);
}

.chat-messages {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.message {
  max-width: 80%;
  animation: messageSlide 0.5s ease;
}

@keyframes messageSlide {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.message.sent {
  align-self: flex-end;
  animation-name: messageSlideSent;
}

@keyframes messageSlideSent {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.message-content {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  padding: 12px 16px;
  border-radius: 18px;
  font-size: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.message.sent .message-content {
  background: var(--gradient-primary);
}

.message-time {
  font-size: 10px;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 4px;
  text-align: right;
}

.message.received .message-time {
  text-align: left;
}

/* Blockchain Visual */
.blockchain-visual {
  position: absolute;
  top: -50px;
  right: -50px;
  z-index: 1;
}

.block {
  width: 60px;
  height: 60px;
  background: var(--gradient-accent);
  border-radius: 12px;
  margin-bottom: 20px;
  position: relative;
  animation: blockPulse 2s ease-in-out infinite;
  animation-delay: var(--delay);
}

@keyframes blockPulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(79, 172, 254, 0.7);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 0 0 10px rgba(79, 172, 254, 0);
  }
}

.block::after {
  content: '⛓️';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 24px;
}

.connection {
  position: absolute;
  top: 70px;
  left: 29px;
  width: 2px;
  height: 100px;
  background: linear-gradient(to bottom, var(--primary-color), transparent);
  animation: connectionFlow 2s ease-in-out infinite;
}

@keyframes connectionFlow {
  0% {
    opacity: 0.3;
    transform: scaleY(0.8);
  }
  50% {
    opacity: 1;
    transform: scaleY(1);
  }
  100% {
    opacity: 0.3;
    transform: scaleY(0.8);
  }
}

/* Sections */
section {
  padding: var(--section-padding);
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 80px;
}

.section-title {
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.7);
  max-width: 600px;
  margin: 0 auto;
}

/* Features Section */
.features {
  background: rgba(0, 0, 0, 0.3);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
}

.feature-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  text-align: center;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
  opacity: 0;
  transition: var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

.feature-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 32px;
  color: #ffffff;
  position: relative;
  z-index: 2;
}

.feature-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  position: relative;
  z-index: 2;
}

.feature-description {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 24px;
  line-height: 1.6;
  position: relative;
  z-index: 2;
}

.feature-tech {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 2;
}

.tech-tag {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-mono);
}

/* Technology Section */
.tech-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.blockchain-diagram {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.layer {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  padding: 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
  animation: layerSlide 0.8s ease both;
}

.layer-1 { animation-delay: 0.2s; }
.layer-2 { animation-delay: 0.4s; }
.layer-3 { animation-delay: 0.6s; }

@keyframes layerSlide {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.layer h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.layer-items {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}

.layer-items span {
  background: rgba(255, 255, 255, 0.1);
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 12px;
  font-family: var(--font-mono);
}

.tech-details {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.tech-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.tech-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-accent);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: #ffffff;
  flex-shrink: 0;
}

.tech-content h4 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}

.tech-content p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 12px;
  line-height: 1.6;
}

.tech-content ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tech-content li {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  position: relative;
  padding-left: 16px;
}

.tech-content li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--primary-color);
}

/* Security Section */
.security {
  background: rgba(0, 0, 0, 0.5);
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 80px;
}

.security-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  padding: 32px;
  text-align: center;
  transition: var(--transition-normal);
}

.security-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
}

.security-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient-primary);
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
}

.security-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.security-card p {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

.security-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  text-align: center;
}

.metric {
  padding: 24px;
}

.metric-value {
  font-size: 48px;
  font-weight: 800;
  font-family: var(--font-mono);
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.metric-label {
  color: rgba(255, 255, 255, 0.7);
  font-weight: 500;
}

/* Roadmap Section */
.roadmap-timeline {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.roadmap-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  align-items: center;
  margin-bottom: 60px;
  position: relative;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-item:nth-child(even) .timeline-content {
  text-align: right;
}

.timeline-marker {
  width: 20px;
  height: 20px;
  background: var(--glass-bg);
  border: 3px solid var(--primary-color);
  border-radius: 50%;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.timeline-item.completed .timeline-marker {
  background: var(--success-color);
  border-color: var(--success-color);
}

.timeline-item.active .timeline-marker {
  background: var(--warning-color);
  border-color: var(--warning-color);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(245, 158, 11, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0);
  }
}

.timeline-content {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  padding: 32px;
  width: calc(50% - 40px);
  margin-left: 40px;
}

.timeline-item:nth-child(even) .timeline-content {
  margin-left: 0;
  margin-right: 40px;
}

.timeline-quarter {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 8px;
}

.timeline-content h3 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 16px;
}

.timeline-content ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.timeline-content li {
  color: rgba(255, 255, 255, 0.8);
  padding-left: 24px;
  position: relative;
}

/* Download Section */
.download {
  background: var(--gradient-dark);
}

.download-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.download-text h2 {
  font-size: clamp(36px, 4vw, 48px);
  font-weight: 800;
  margin-bottom: 24px;
  line-height: 1.2;
}

.download-text p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 40px;
  line-height: 1.6;
}

.download-stats {
  display: flex;
  gap: 40px;
}

.download-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.download-btn {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  padding: 20px;
  text-decoration: none;
  color: #ffffff;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.download-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: var(--transition-slow);
}

.download-btn:hover::before {
  left: 100%;
}

.download-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
}

.download-btn i {
  font-size: 32px;
  color: var(--primary-color);
}

.download-btn div {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.download-btn span {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
}

.download-btn strong {
  font-size: 16px;
  font-weight: 600;
}

/* Footer */
.footer {
  background: rgba(0, 0, 0, 0.8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 80px 0 40px;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  margin-bottom: 40px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-logo {
  width: 60px;
  height: 60px;
  border-radius: 12px;
}

.footer-brand h3 {
  font-size: 24px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  max-width: 300px;
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-link {
  width: 40px;
  height: 40px;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  text-decoration: none;
  transition: var(--transition-fast);
}

.social-link:hover {
  background: var(--primary-color);
  transform: translateY(-2px);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.footer-column h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: #ffffff;
}

.footer-column a {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  margin-bottom: 8px;
  transition: var(--transition-fast);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-copyright p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  margin-bottom: 4px;
}

.footer-legal {
  display: flex;
  gap: 24px;
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  font-size: 14px;
  transition: var(--transition-fast);
}

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

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 60px;
    text-align: center;
  }
  
  .tech-showcase {
    grid-template-columns: 1fr;
    gap: 60px;
  }
  
  .download-content {
    grid-template-columns: 1fr;
    gap: 60px;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .security-grid {
    grid-template-columns: 1fr;
  }
  
  .download-buttons {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
  
  .timeline-item {
    flex-direction: column !important;
  }
  
  .timeline-content {
    width: 100%;
    margin: 20px 0 0 0 !important;
    text-align: center !important;
  }
  
  .roadmap-timeline::before {
    left: 20px;
  }
  
  .timeline-marker {
    left: 20px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
  
  .nav-container {
    padding: 0 16px;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }
  
  .download-stats {
    flex-direction: column;
    gap: 20px;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
  }
}

/* Scroll Animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Loading States */
.loading {
  opacity: 0.5;
  pointer-events: none;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --glass-bg: rgba(255, 255, 255, 0.2);
    --glass-border: rgba(255, 255, 255, 0.4);
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Print Styles */
@media print {
  .navbar,
  .hero-visual,
  .download,
  .footer {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .section-title,
  .hero-title {
    color: black;
  }
}