/* DrugHub Market - Enhanced Styles */

/* CSS Custom Properties */
:root {
  /* Colors */
  --bg-main: #0a0a0a;
  --bg-panel: #181818e6;
  --bg-sidebar: #121213f7;
  --bg-card: #1c1c1cee;
  --bg-header: #0f0f0fff;
  --color-accent: #f57c00;
  --color-accent-hover: #ff8f1f;
  --color-accent-light: #f57c0033;
  --color-text-main: #eeeeee;
  --color-text-secondary: #cccccc;
  --color-text-muted: #999999;
  --color-success: #4caf50;
  --color-warning: #ff9800;
  --color-error: #f44336;
  --color-info: #2196f3;
  
  /* Shadows */
  --shadow-neon: 0 2px 32px #f57c0022, 0 1px 3px #000a;
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 12px 48px rgba(245, 124, 0, 0.15);
  --shadow-text: 0 2px 12px #000b;
  
  /* Dimensions */
  --radius: 20px;
  --radius-small: 12px;
  --radius-large: 28px;
  --sidebar-width: 280px;
  --header-height: 70px;
  
  /* Transitions */
  --transition: 0.33s cubic-bezier(0.8, 0.2, 0.2, 1);
  --transition-fast: 0.18s ease-out;
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Orbitron', 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
}

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

html {
  scroll-behavior: smooth;
  font-size: 18px;
  background: var(--bg-main);
  overflow-x: hidden;
}

body {
  font-family: var(--font-primary);
  background: transparent;
  color: var(--color-text-main);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* 3D Background */
#vanta-bg {
  position: fixed !important;
  width: 100vw;
  height: 100vh;
  left: 0;
  top: 0;
  z-index: 0;
  pointer-events: none;
}

/* Loading Screen */
#loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--bg-main);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 1;
  transition: opacity 0.5s ease-out;
}

#loading-screen.hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-content {
  text-align: center;
  animation: fadeInUp 0.8s ease-out;
}

.loading-logo img {
  width: 120px;
  height: auto;
  filter: drop-shadow(0 0 20px var(--color-accent));
  animation: pulse 2s infinite;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-accent-light);
  border-top: 3px solid var(--color-accent);
  border-radius: 50%;
  margin: 20px auto;
  animation: spin 1s linear infinite;
}

.loading-text {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-top: 10px;
  animation: fadeInOut 2s infinite;
}

/* Header */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--bg-header);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-accent-light);
  z-index: 1000;
  display: none; /* Hidden by default, shown on mobile */
}

.header-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 20px;
  max-width: 1200px;
  margin: 0 auto;
}

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

.nav-logo {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 0 10px var(--color-accent));
}

.nav-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-accent);
}

.nav-links {
  display: flex;
  gap: 30px;
}

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

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-fast);
}

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

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

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* Sidebar */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg-sidebar);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-neon);
  z-index: 100;
  display: flex;
  flex-direction: column;
  padding: 32px 20px 20px;
  border-top-right-radius: 30px;
  border-bottom-right-radius: 30px;
  transition: transform var(--transition);
  overflow-y: auto;
}

.sidebar-logo {
  text-align: center;
  margin-bottom: 30px;
  animation: slideInLeft 0.8s ease-out;
}

.sidebar-logo img {
  width: 160px;
  height: auto;
  filter: drop-shadow(0 0 18px var(--color-accent));
  transition: filter var(--transition-fast);
}

.sidebar-logo img:hover {
  filter: drop-shadow(0 0 25px var(--color-accent-hover));
}

.sidebar-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-top: 10px;
  letter-spacing: 0.05em;
  text-shadow: var(--shadow-text);
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.nav-item {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 500;
  padding: 12px 16px;
  border-radius: var(--radius-small);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 12px;
  border-left: 3px solid transparent;
  position: relative;
  overflow: hidden;
}

.nav-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--color-accent-light), transparent);
  transition: left 0.5s ease;
}

.nav-item:hover::before {
  left: 100%;
}

.nav-item:hover,
.nav-item.active {
  color: var(--color-accent);
  background: var(--bg-card);
  border-left-color: var(--color-accent);
  box-shadow: 0 4px 20px var(--color-accent-light);
  transform: translateX(5px);
}

.nav-icon {
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
}

.nav-text {
  flex: 1;
}

/* Status Indicator */
.status-indicator {
  margin-top: auto;
  padding: 15px;
  background: var(--bg-card);
  border-radius: var(--radius-small);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideInUp 0.8s ease-out 0.3s both;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  animation: pulse 2s infinite;
}

.status-dot.online {
  background: var(--color-success);
  box-shadow: 0 0 10px var(--color-success);
}

.status-text {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

/* Main Content */
.main-content {
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  position: relative;
  z-index: 2;
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 40px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 800px;
  animation: fadeInUp 1s ease-out;
}

.hero-title {
  margin-bottom: 30px;
}

.title-main {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  color: var(--color-accent);
  text-shadow: 0 0 30px var(--color-accent-light);
  margin-bottom: 10px;
  animation: glow 3s ease-in-out infinite alternate;
}

.title-sub {
  display: block;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 300;
  color: var(--color-text-secondary);
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.5s both;
}

.hero-description {
  font-size: 1.2rem;
  color: var(--color-text-secondary);
  margin-bottom: 40px;
  line-height: 1.7;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.7s both;
}

.hero-actions {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-bottom: 60px;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.9s both;
}

.btn {
  padding: 15px 30px;
  border-radius: var(--radius-small);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.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: left 0.5s ease;
}

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

.btn-primary {
  background: var(--color-accent);
  color: white;
  box-shadow: 0 4px 20px var(--color-accent-light);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--color-accent-light);
}

.btn-secondary {
  background: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}

.btn-secondary:hover {
  background: var(--color-accent);
  color: white;
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 60px;
  opacity: 0;
  animation: fadeInUp 1s ease-out 1.1s both;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
  text-shadow: 0 0 20px var(--color-accent-light);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-top: 5px;
}

/* Content Sections */
.content-section {
  max-width: 1200px;
  margin: 80px auto;
  padding: 60px 40px;
  background: var(--bg-panel);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow-card);
  position: relative;
  animation: fadeInUp 0.8s ease-out;
}

.content-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0.5;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 15px;
  text-shadow: 0 0 20px var(--color-accent-light);
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--color-text-secondary);
  opacity: 0.8;
}

.section-content {
  position: relative;
}

/* Content Grid */
.content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 50px;
  align-items: start;
}

.content-text {
  font-size: 1.1rem;
  line-height: 1.8;
}

.lead-paragraph {
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--color-text-main);
  margin-bottom: 25px;
  line-height: 1.6;
}

.content-visual {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.feature-highlight {
  padding: 25px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
  transition: all var(--transition-fast);
}

.feature-highlight:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.highlight-icon {
  font-size: 2rem;
  margin-bottom: 15px;
}

.feature-highlight h3 {
  color: var(--color-accent);
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.feature-highlight p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin: 0;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 30px;
  border: 1px solid var(--color-accent-light);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-hover));
  transform: scaleX(0);
  transition: transform var(--transition);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 20px;
  display: block;
}

.feature-title {
  color: var(--color-accent);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 15px;
}

.feature-description {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.feature-benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.benefit-tag {
  background: var(--color-accent-light);
  color: var(--color-accent);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

/* Mirror Section */
.mirror-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 40px;
}

.info-card {
  padding: 20px;
  border-radius: var(--radius-small);
  display: flex;
  align-items: flex-start;
  gap: 15px;
  border-left: 4px solid;
}

.info-card.warning {
  background: rgba(255, 152, 0, 0.1);
  border-left-color: var(--color-warning);
}

.info-card.success {
  background: rgba(76, 175, 80, 0.1);
  border-left-color: var(--color-success);
}

.card-icon {
  font-size: 1.5rem;
  margin-top: 2px;
}

.card-content h3 {
  color: var(--color-text-main);
  margin-bottom: 8px;
  font-size: 1.1rem;
}

.card-content p {
  color: var(--color-text-secondary);
  margin: 0;
  font-size: 0.95rem;
}

.mirrors-container {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 30px;
  border: 1px solid var(--color-accent-light);
}

.mirrors-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--color-accent-light);
}

.mirrors-header h3 {
  color: var(--color-accent);
  font-size: 1.3rem;
  margin: 0;
}

.mirror-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--color-success);
}

.mirrors-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.mirror-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  background: rgba(245, 124, 0, 0.05);
  border-radius: var(--radius-small);
  border: 1px solid var(--color-accent-light);
  transition: all var(--transition-fast);
}

.mirror-item:hover {
  background: rgba(245, 124, 0, 0.1);
  border-color: var(--color-accent);
  transform: translateX(5px);
}

.mirror-info {
  display: flex;
  align-items: center;
  gap: 15px;
}

.mirror-url {
  font-family: var(--font-mono);
  color: var(--color-accent);
  font-size: 1rem;
  font-weight: 500;
}

.mirror-status.verified {
  background: var(--color-success);
  color: white;
  padding: 4px 10px;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 500;
}

.mirror-actions {
  display: flex;
  align-items: center;
  gap: 15px;
}

.btn-copy {
  background: var(--color-accent);
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius-small);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-copy:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.mirror-uptime {
  font-size: 0.9rem;
  color: var(--color-success);
  font-weight: 500;
}

.mirror-footer {
  margin-top: 25px;
  padding-top: 20px;
  border-top: 1px solid var(--color-accent-light);
}

.mirror-note {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

/* Process Timeline */
.process-timeline {
  position: relative;
  margin: 40px 0;
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-accent-light));
}

.timeline-item {
  display: flex;
  align-items: flex-start;
  gap: 30px;
  margin-bottom: 40px;
  position: relative;
}

.timeline-number {
  width: 60px;
  height: 60px;
  background: var(--color-accent);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  box-shadow: 0 0 20px var(--color-accent-light);
  position: relative;
  z-index: 2;
}

.timeline-content {
  flex: 1;
  padding-top: 10px;
}

.timeline-content h3 {
  color: var(--color-accent);
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.timeline-content p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* Gallery */
.registration-gallery {
  margin-top: 50px;
}

.gallery-container {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 30px;
  border: 1px solid var(--color-accent-light);
}

.gallery-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: 10px 0 20px;
  scroll-snap-type: x mandatory;
}

.gallery-track::-webkit-scrollbar {
  height: 8px;
  background: rgba(245, 124, 0, 0.1);
  border-radius: 10px;
}

.gallery-track::-webkit-scrollbar-thumb {
  background: var(--color-accent);
  border-radius: 10px;
}

.gallery-item {
  flex: 0 0 auto;
  text-align: center;
  scroll-snap-align: start;
}

.gallery-item img {
  width: 300px;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-small);
  border: 2px solid var(--color-accent-light);
  transition: all var(--transition-fast);
}

.gallery-item img:hover {
  transform: scale(1.05);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-hover);
}

.gallery-caption {
  margin-top: 10px;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.gallery-controls {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
}

.gallery-prev,
.gallery-next {
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.gallery-prev:hover,
.gallery-next:hover {
  background: var(--color-accent-hover);
  transform: scale(1.1);
}

.gallery-indicators {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 15px;
}

.indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent-light);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.indicator.active {
  background: var(--color-accent);
  transform: scale(1.3);
}

/* Security Section */
.security-overview {
  display: flex;
  justify-content: space-around;
  margin-bottom: 50px;
  padding: 30px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
}

.security-metric {
  text-align: center;
}

.metric-value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
  text-shadow: 0 0 20px var(--color-accent-light);
}

.metric-label {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-top: 5px;
}

.security-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.security-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 30px;
  border: 1px solid var(--color-accent-light);
  transition: all var(--transition);
}

.security-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}

.card-header .card-icon {
  font-size: 2rem;
}

.card-header h3 {
  color: var(--color-accent);
  font-size: 1.3rem;
  margin: 0;
}

.card-content p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.feature-list {
  list-style: none;
  padding: 0;
}

.feature-list li {
  color: var(--color-text-secondary);
  padding: 5px 0;
  position: relative;
  padding-left: 20px;
}

.feature-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: bold;
}

/* Monero Section */
.monero-intro {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 50px;
}

.monero-logo img {
  width: 120px;
  height: 120px;
  filter: drop-shadow(0 0 20px var(--color-accent));
  animation: float 3s ease-in-out infinite;
}

.monero-features {
  margin-bottom: 50px;
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 40px;
  padding: 30px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
}

.feature-row.reverse {
  direction: rtl;
}

.feature-row.reverse > * {
  direction: ltr;
}

.feature-content h3 {
  color: var(--color-accent);
  font-size: 1.4rem;
  margin-bottom: 15px;
}

.feature-content p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

.feature-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.ring-diagram {
  position: relative;
  width: 200px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ring-center {
  background: var(--color-accent);
  color: white;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
  z-index: 2;
}

.ring-member {
  position: absolute;
  background: var(--color-accent-light);
  color: var(--color-accent);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 500;
}

.ring-member:nth-child(2) { top: 0; left: 50%; transform: translateX(-50%); }
.ring-member:nth-child(3) { top: 50%; right: 0; transform: translateY(-50%); }
.ring-member:nth-child(4) { bottom: 0; left: 50%; transform: translateX(-50%); }
.ring-member:nth-child(5) { top: 50%; left: 0; transform: translateY(-50%); }

.stealth-diagram,
.ringct-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

.address-flow {
  display: flex;
  align-items: center;
  gap: 15px;
}

.address-box {
  background: var(--color-accent-light);
  color: var(--color-accent);
  padding: 10px 15px;
  border-radius: var(--radius-small);
  font-size: 0.9rem;
  font-weight: 500;
}

.arrow {
  color: var(--color-accent);
  font-size: 1.5rem;
  font-weight: bold;
}

.amount-hidden,
.commitment,
.verification {
  background: var(--color-accent-light);
  color: var(--color-accent);
  padding: 10px 20px;
  border-radius: var(--radius-small);
  font-size: 0.9rem;
  font-weight: 500;
  margin: 5px 0;
}

.monero-benefits h3 {
  color: var(--color-accent);
  font-size: 1.5rem;
  margin-bottom: 30px;
  text-align: center;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
}

.benefit-item {
  text-align: center;
  padding: 25px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
  transition: all var(--transition-fast);
}

.benefit-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.benefit-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
  display: block;
}

.benefit-item h4 {
  color: var(--color-accent);
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.benefit-item p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin: 0;
}

/* Vendor Section */
.vendor-overview {
  margin-bottom: 50px;
}

.overview-stats {
  display: flex;
  justify-content: space-around;
  padding: 30px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
}

.stat-card {
  text-align: center;
}

.stat-card .stat-number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
  text-shadow: 0 0 15px var(--color-accent-light);
}

.stat-card .stat-label {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-top: 5px;
}

.vendor-features {
  display: flex;
  flex-direction: column;
  gap: 50px;
}

.feature-section h3 {
  color: var(--color-accent);
  font-size: 1.6rem;
  margin-bottom: 25px;
  text-align: center;
}

.dashboard-preview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}

.dashboard-card {
  background: var(--bg-card);
  padding: 25px;
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
  transition: all var(--transition-fast);
}

.dashboard-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.dashboard-card h4 {
  color: var(--color-accent);
  margin-bottom: 15px;
  font-size: 1.2rem;
}

.dashboard-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.dashboard-card li {
  color: var(--color-text-secondary);
  padding: 5px 0;
  position: relative;
  padding-left: 20px;
}

.dashboard-card li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
}

.bond-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

.bond-card {
  background: var(--bg-card);
  padding: 30px;
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
  text-align: center;
  transition: all var(--transition);
  position: relative;
}

.bond-card.featured {
  border-color: var(--color-accent);
  transform: scale(1.05);
  box-shadow: var(--shadow-hover);
}

.bond-card.featured::before {
  content: 'POPULAR';
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: white;
  padding: 5px 15px;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 600;
}

.bond-card:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.bond-tier {
  color: var(--color-accent);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 15px;
}

.bond-amount {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 20px;
}

.bond-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bond-features .feature {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  padding: 5px 0;
  position: relative;
  padding-left: 20px;
}

.bond-features .feature::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: bold;
}

.reputation-info p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 30px;
  text-align: center;
}

.reputation-features {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.rep-feature {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 25px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
  transition: all var(--transition-fast);
}

.rep-feature:hover {
  transform: translateX(10px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.rep-icon {
  font-size: 2rem;
  margin-top: 5px;
}

.rep-content h4 {
  color: var(--color-accent);
  margin-bottom: 8px;
  font-size: 1.2rem;
}

.rep-content p {
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.6;
}

/* Escrow Section */
.escrow-flow h3 {
  color: var(--color-accent);
  font-size: 1.6rem;
  margin-bottom: 30px;
  text-align: center;
}

.flow-diagram {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 50px;
  padding: 30px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
  overflow-x: auto;
}

.flow-step {
  text-align: center;
  min-width: 150px;
}

.step-number {
  width: 50px;
  height: 50px;
  background: var(--color-accent);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 auto 15px;
  box-shadow: 0 0 15px var(--color-accent-light);
}

.step-content h4 {
  color: var(--color-accent);
  margin-bottom: 8px;
  font-size: 1rem;
}

.step-content p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin: 0;
  line-height: 1.4;
}

.flow-arrow {
  color: var(--color-accent);
  font-size: 1.5rem;
  font-weight: bold;
}

.escrow-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.escrow-card {
  background: var(--bg-card);
  padding: 30px;
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
  transition: all var(--transition);
}

.escrow-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.escrow-card .card-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
  display: block;
}

.escrow-card h3 {
  color: var(--color-accent);
  margin-bottom: 15px;
  font-size: 1.3rem;
}

.escrow-card p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.security-indicators,
.protection-layers,
.monitoring-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.indicator,
.layer,
.feature {
  background: var(--color-accent-light);
  color: var(--color-accent);
  padding: 4px 12px;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 500;
}

.dispute-stats,
.timer-settings {
  display: flex;
  justify-content: space-around;
  margin-top: 15px;
}

.dispute-stats .stat,
.timer-settings .timer-option {
  text-align: center;
}

.stat-value,
.timer-duration {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent);
}

.stat-label,
.timer-type {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.escrow-benefits h3 {
  color: var(--color-accent);
  font-size: 1.5rem;
  margin-bottom: 30px;
  text-align: center;
}

.benefits-comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.benefit-column {
  background: var(--bg-card);
  padding: 30px;
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
}

.benefit-column h4 {
  color: var(--color-accent);
  margin-bottom: 20px;
  font-size: 1.3rem;
  text-align: center;
}

.benefit-column ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.benefit-column li {
  color: var(--color-text-secondary);
  padding: 8px 0;
  position: relative;
  padding-left: 25px;
  line-height: 1.5;
}

.benefit-column li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: bold;
  font-size: 1.1rem;
}

/* Support Section */
.support-channels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.channel-card {
  background: var(--bg-card);
  padding: 30px;
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
  transition: all var(--transition);
}

.channel-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.channel-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
  display: block;
}

.channel-card h3 {
  color: var(--color-accent);
  margin-bottom: 15px;
  font-size: 1.3rem;
}

.channel-card p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.channel-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 15px;
}

.feature-tag {
  background: var(--color-accent-light);
  color: var(--color-accent);
  padding: 4px 12px;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 500;
}

.channel-contact {
  color: var(--color-text-main);
  font-size: 0.95rem;
  font-family: var(--font-mono);
}

.response-times {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.response-time {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: rgba(245, 124, 0, 0.05);
  border-radius: var(--radius-small);
}

.priority {
  font-size: 0.85rem;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 10px;
}

.priority.high {
  background: var(--color-error);
  color: white;
}

.priority.normal {
  background: var(--color-info);
  color: white;
}

.time {
  color: var(--color-success);
  font-weight: 600;
}

.kb-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.category {
  background: var(--color-accent-light);
  color: var(--color-accent);
  padding: 6px 12px;
  border-radius: 15px;
  font-size: 0.85rem;
  font-weight: 500;
}

.support-features h3 {
  color: var(--color-accent);
  font-size: 1.5rem;
  margin-bottom: 30px;
  text-align: center;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.support-feature {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 25px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
  transition: all var(--transition-fast);
}

.support-feature:hover {
  transform: translateX(10px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.support-feature .feature-icon {
  font-size: 2rem;
  margin-top: 5px;
}

.support-feature .feature-content h4 {
  color: var(--color-accent);
  margin-bottom: 8px;
  font-size: 1.2rem;
}

.support-feature .feature-content p {
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.6;
}

.support-stats h3 {
  color: var(--color-accent);
  font-size: 1.5rem;
  margin-bottom: 30px;
  text-align: center;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 25px;
  padding: 30px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
}

.stats-grid .stat-item {
  text-align: center;
}

.stats-grid .stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
  text-shadow: 0 0 15px var(--color-accent-light);
}

.stats-grid .stat-label {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-top: 5px;
}

/* Infrastructure Section */
.infrastructure-overview {
  display: flex;
  justify-content: space-around;
  margin-bottom: 50px;
  padding: 30px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
}

.infra-metric {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.metric-icon {
  font-size: 2.5rem;
}

.infra-metric .metric-content {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.infra-metric .metric-value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-accent);
  text-shadow: 0 0 15px var(--color-accent-light);
}

.infra-metric .metric-label {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  margin-top: 2px;
}

.security-layers h3 {
  color: var(--color-accent);
  font-size: 1.6rem;
  margin-bottom: 30px;
  text-align: center;
}

.security-diagram {
  display: flex;
  flex-direction: column;
  gap: 15px;
  padding: 30px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
  margin-bottom: 50px;
}

.security-layer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background: rgba(245, 124, 0, 0.05);
  border-radius: var(--radius-small);
  border-left: 4px solid var(--color-accent);
}

.layer-title {
  color: var(--color-accent);
  font-weight: 600;
  font-size: 1.1rem;
}

.layer-features {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.layer-features span {
  background: var(--color-accent-light);
  color: var(--color-accent);
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 500;
}

.infrastructure-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.infra-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
  overflow: hidden;
  transition: all var(--transition);
}

.infra-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.infra-card .card-header {
  padding: 25px 25px 15px;
  border-bottom: 1px solid var(--color-accent-light);
}

.infra-card .card-content {
  padding: 20px 25px 25px;
}

.infra-card .card-content p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.server-locations {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.location {
  background: var(--color-accent-light);
  color: var(--color-accent);
  padding: 6px 12px;
  border-radius: 15px;
  font-size: 0.85rem;
  font-weight: 500;
}

.failover-stats {
  display: flex;
  justify-content: space-around;
  margin-top: 15px;
}

.failover-stats .stat {
  text-align: center;
}

.failover-stats .stat-value {
  display: block;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-accent);
}

.failover-stats .stat-label {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.compliance-section h3 {
  color: var(--color-accent);
  font-size: 1.6rem;
  margin-bottom: 25px;
  text-align: center;
}

.compliance-info p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 30px;
  text-align: center;
}

.compliance-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}

.compliance-item {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  padding: 20px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-accent-light);
  transition: all var(--transition-fast);
}

.compliance-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.compliance-icon {
  font-size: 1.8rem;
  margin-top: 2px;
}

.compliance-content h4 {
  color: var(--color-accent);
  margin-bottom: 5px;
  font-size: 1.1rem;
}

.compliance-content p {
  color: var(--color-text-secondary);
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Footer */
.main-footer {
  background: var(--bg-header);
  border-top: 1px solid var(--color-accent-light);
  margin-top: 80px;
  position: relative;
  z-index: 2;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 50px 40px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
}

.footer-section h3,
.footer-section h4 {
  color: var(--color-accent);
  margin-bottom: 20px;
  font-size: 1.2rem;
}

.footer-section p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 15px;
}

.social-link {
  width: 40px;
  height: 40px;
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 1.2rem;
  transition: all var(--transition-fast);
}

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

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 10px;
}

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

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

.footer-disclaimer {
  background: var(--bg-main);
  border-top: 1px solid var(--color-accent-light);
  padding: 40px 0;
}

.disclaimer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  text-align: center;
}

.disclaimer-content h3 {
  color: var(--color-accent);
  margin-bottom: 20px;
  font-size: 1.3rem;
}

.disclaimer-content p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  font-size: 0.95rem;
}

.disclaimer-footer p {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--color-accent-light);
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.05);
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes glow {
  from {
    text-shadow: 0 0 20px var(--color-accent-light);
  }
  to {
    text-shadow: 0 0 30px var(--color-accent), 0 0 40px var(--color-accent-light);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes fadeInOut {
  0%, 100% {
    opacity: 0.7;
  }
  50% {
    opacity: 1;
  }
}

/* Responsive Design */
@media (max-width: 1200px) {
  .sidebar {
    width: 250px;
  }
  
  .main-content {
    margin-left: 250px;
  }
  
  .content-section {
    margin: 60px 20px;
    padding: 40px 30px;
  }
}

@media (max-width: 1024px) {
  .content-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .features-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
  
  .hero-stats {
    gap: 40px;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 200px;
    justify-content: center;
  }
}

@media (max-width: 768px) {
  :root {
    --sidebar-width: 0px;
  }
  
  .main-header {
    display: block;
  }
  
  .sidebar {
    transform: translateX(-100%);
    width: 280px;
    z-index: 1001;
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
    padding-top: var(--header-height);
  }
  
  .nav-links {
    display: none;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .hero-section {
    padding: 0 20px;
    min-height: calc(100vh - var(--header-height));
  }
  
  .content-section {
    margin: 40px 15px;
    padding: 30px 20px;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }
  
  .mirror-info {
    grid-template-columns: 1fr;
  }
  
  .flow-diagram {
    flex-direction: column;
    gap: 15px;
  }
  
  .flow-arrow {
    transform: rotate(90deg);
  }
  
  .feature-row {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .feature-row.reverse {
    direction: ltr;
  }
  
  .benefits-comparison {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 30px 20px;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 16px;
  }
  
  .hero-section {
    padding: 0 15px;
  }
  
  .title-main {
    font-size: 2.5rem;
  }
  
  .title-sub {
    font-size: 1.2rem;
  }
  
  .content-section {
    padding: 20px 15px;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .gallery-item img {
    width: 250px;
    height: 160px;
  }
  
  .timeline-item {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .process-timeline::before {
    display: none;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  :root {
    --color-accent: #ffaa00;
    --color-text-main: #ffffff;
    --color-text-secondary: #cccccc;
    --bg-panel: #222222;
    --bg-card: #333333;
  }
}

/* Dark mode preference */
@media (prefers-color-scheme: dark) {
  /* Already optimized for dark mode */
}

/* Print styles */
@media print {
  .sidebar,
  .main-header,
  .nav-toggle,
  #vanta-bg,
  #loading-screen {
    display: none !important;
  }
  
  .main-content {
    margin-left: 0;
    padding-top: 0;
  }
  
  .content-section {
    box-shadow: none;
    border: 1px solid #ccc;
    margin: 20px 0;
    page-break-inside: avoid;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .section-title,
  .feature-title,
  .nav-item.active {
    color: #000 !important;
  }
}