/* CSS Variables for Theme Support */
:root {
  /* Light Theme Colors */
  --primary-color: #007bff;
  --primary-hover: #0056b3;
  --secondary-color: #6c757d;
  --accent-color: #ff6b35;
  --success-color: #28a745;
  --warning-color: #ffc107;
  --danger-color: #dc3545;
  
  /* Background Colors */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #e9ecef;
  --bg-card: #ffffff;
  --bg-overlay: rgba(0, 0, 0, 0.1);
  
  /* Text Colors */
  --text-primary: #212529;
  --text-secondary: #6c757d;
  --text-muted: #adb5bd;
  --text-inverse: #ffffff;
  
  /* Border Colors */
  --border-color: #dee2e6;
  --border-light: #f1f3f4;
  
  /* Shadow Colors */
  --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

/* Dark Theme Colors */
[data-theme="dark"] {
  --primary-color: #4dabf7;
  --primary-hover: #339af0;
  --secondary-color: #868e96;
  --accent-color: #ff8cc8;
  --success-color: #51cf66;
  --warning-color: #ffd43b;
  --danger-color: #ff6b6b;
  
  /* Background Colors */
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #21262d;
  --bg-card: #161b22;
  --bg-overlay: rgba(255, 255, 255, 0.1);
  
  /* Text Colors */
  --text-primary: #f0f6fc;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --text-inverse: #0d1117;
  
  /* Border Colors */
  --border-color: #30363d;
  --border-light: #21262d;
  
  /* Shadow Colors */
  --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.3);
  --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.5);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 1rem;
  line-height: 1.5;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--text-inverse);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background-color: var(--bg-secondary);
  border-color: var(--primary-color);
  color: var(--primary-color);
}

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

.btn-outline:hover {
  background-color: var(--primary-color);
  color: var(--text-inverse);
}

.btn-large {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.125rem;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--bg-primary);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo {
  height: 32px;
  width: auto;
}

.brand-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.nav-menu {
  display: flex;
  gap: var(--spacing-xl);
}

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

.nav-link:hover {
  color: var(--primary-color);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.theme-toggle {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.25rem;
  cursor: pointer;
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  background-color: var(--bg-secondary);
  color: var(--primary-color);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.25rem;
  cursor: pointer;
  padding: var(--spacing-sm);
}

/* Hero Section */
.hero {
  padding: 8rem 0 4rem;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  overflow: hidden;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.highlight {
  color: var(--primary-color);
  position: relative;
}

.highlight::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-sm);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.hero-stats {
  display: flex;
  gap: var(--spacing-xl);
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* TRON Price in Header */
.tron-price {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, #f8f9fa, #e9ecef);
  border-radius: 0.5rem;
  border: 1px solid #dee2e6;
  font-size: 0.875rem;
  font-weight: 500;
  color: #212529;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
}

.tron-price::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: left 0.5s ease;
}

.tron-price:hover::before {
  left: 100%;
}

.tron-price:hover {
  background: linear-gradient(135deg, #007bff, #00d4aa);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 123, 255, 0.4);
}

.tron-price i {
  color: #007bff;
  font-size: 0.75rem;
  transition: all 0.3s ease;
}

.tron-price:hover i {
  color: white;
  transform: scale(1.1);
}

.price-label {
  font-weight: 600;
  color: #6c757d;
  transition: all 0.3s ease;
}

.tron-price:hover .price-label {
  color: rgba(255, 255, 255, 0.9);
}

.price-value {
  font-weight: 700;
  color: #007bff;
  transition: all 0.3s ease;
}

.tron-price:hover .price-value {
  color: white;
}

.price-change {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.4rem;
  border-radius: 0.3rem;
  transition: all 0.3s ease;
  animation: pulse 2s infinite;
}

.price-change.positive {
  color: #10b981;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.price-change.negative {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.tron-price:hover .price-change {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border-color: rgba(255, 255, 255, 0.3);
}

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

/* Hero Staking Info */
.hero-staking-info {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

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

@keyframes shimmer {
  0% {
    background-position: -200px 0;
  }
  100% {
    background-position: calc(200px + 100%) 0;
  }
}

.staking-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  background: linear-gradient(135deg, #007bff, #00d4aa);
  color: white;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
  transition: all 0.3s ease;
  white-space: nowrap;
  min-width: fit-content;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.staking-badge::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.6s ease;
}

.staking-badge:hover::before {
  left: 100%;
}

.staking-badge:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 25px rgba(0, 123, 255, 0.5);
  background: linear-gradient(135deg, #0056b3, #00b894);
}

.staking-badge i {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.9);
  transition: all 0.3s ease;
}

.staking-badge:hover i {
  transform: scale(1.1) rotate(5deg);
  color: white;
}

/* Hero Logo */
.hero-logo {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  animation: fadeInUp 0.8s ease-out 0.2s both;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-logo-img {
  max-width: 500px;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.1));
  transition: transform var(--transition-normal);
}

.hero-logo-img:hover {
  transform: scale(1.05);
}

/* Dashboard Mockup */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  min-height: 400px;
}

.urgency-text {
  color: #ff6b35;
  font-weight: 600;
  animation: pulse 2s infinite;
}

.urgency-stat {
  background: linear-gradient(135deg, #ff6b35, #f7931e);
  color: white;
  border-radius: 8px;
  padding: 0.5rem;
  animation: pulse 3s infinite;
}

.urgency-stat .stat-number {
  color: white;
  font-weight: 700;
}

.urgency-stat .stat-label {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.8rem;
}











/* Sections */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xxl);
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Features Section */
.features {
  padding: var(--spacing-xxl) 0;
  background-color: var(--bg-secondary);
}

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

.feature-card {
  background-color: var(--bg-card);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  text-align: center;
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  color: white;
  font-size: 1.5rem;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

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

/* How It Works Section */
.how-it-works {
  padding: var(--spacing-xxl) 0;
  background-color: var(--bg-primary);
}

.steps-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xxl);
}

.step {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl);
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.step:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.step-number {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.step-content h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

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


/* Testimonials Section */
.testimonials {
  padding: var(--spacing-xxl) 0;
  background-color: var(--bg-primary);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xxl);
}

.testimonial-card {
  background-color: var(--bg-card);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.testimonial-content {
  margin-bottom: var(--spacing-lg);
}

.testimonial-content p {
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 1.125rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.author-avatar {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
}

.author-info h4 {
  margin: 0;
  color: var(--text-primary);
  font-size: 1rem;
}

.author-info span {
  color: var(--text-secondary);
  font-size: 0.875rem;
}



/* CTA Section */
.cta {
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: white;
  text-align: center;
}

.cta-content h2 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  color: white;
}

.cta-content p {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xl);
  color: rgba(255, 255, 255, 0.9);
}

.cta-actions {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
}

.cta .btn-primary {
  background-color: white;
  color: var(--primary-color);
}

.cta .btn-primary:hover {
  background-color: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
}

.cta .btn-secondary {
  border-color: white;
  color: white;
}

.cta .btn-secondary:hover {
  background-color: white;
  color: var(--primary-color);
}

/* Footer */
.footer {
  background-color: var(--bg-secondary);
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.footer-logo .logo {
  height: 32px;
  width: auto;
}

.footer-logo .brand-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

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

.footer-section h4 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  font-size: 1.125rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

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

.footer-section ul li a:hover {
  color: var(--primary-color);
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-link {
  width: 40px;
  height: 40px;
  background-color: var(--bg-tertiary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.footer-bottom p {
  margin-bottom: var(--spacing-sm);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .tron-price {
    display: none;
  }
  
  .hero-staking-info {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
  }
  
  .staking-badge {
    padding: 0.625rem 1rem;
    font-size: 0.8rem;
    min-width: auto;
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-logo-img {
    max-width: 350px;
  }
}

/* Small Mobile Styles */
@media (max-width: 480px) {
  .hero-staking-info {
    gap: 0.5rem;
    margin-bottom: 1rem;
  }
  
  .staking-badge {
    padding: 0.5rem 0.875rem;
    font-size: 0.75rem;
    max-width: 260px;
  }
  
  .staking-badge i {
    font-size: 0.875rem;
  }
  
  .hero-logo-img {
    max-width: 250px;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .features-grid,
  .steps-container,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  
  .newsletter-form {
    flex-direction: column;
    align-items: stretch;
  }
  
  .cta-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .social-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .hero {
    padding: 6rem 0 2rem;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .btn-large {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1rem;
  }
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.hero-content,
.hero-visual {
  animation: fadeInUp 0.8s ease-out;
}

.feature-card,
.step,
.pricing-card,
.testimonial-card {
  animation: fadeInUp 0.6s ease-out;
}

/* Smooth scrolling for anchor links */
html {
  scroll-behavior: smooth;
}

/* Focus styles for accessibility */
.btn:focus,
.nav-link:focus,
.theme-toggle:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Loading states */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

/* Network Stats Section */
.network-stats {
  padding: 4rem 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  position: relative;
  overflow: hidden;
}

.network-stats::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e9ecef" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.3;
  z-index: 0;
}

.network-stats .container {
  position: relative;
  z-index: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.stat-card {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #007bff, #28a745, #ffc107, #dc3545);
  opacity: 0.8;
}

.stat-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
}

.stat-card.energy-card::before {
  background: linear-gradient(90deg, #ff6b35, #f7931e);
}

.stat-card.bandwidth-card::before {
  background: linear-gradient(90deg, #007bff, #0056b3);
}

.stat-card.power-card::before {
  background: linear-gradient(90deg, #28a745, #20c997);
}

.stat-card.transaction-card::before {
  background: linear-gradient(90deg, #6f42c1, #e83e8c);
}

.stat-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  color: white;
  position: relative;
}

.stat-card.energy-card .stat-icon {
  background: linear-gradient(135deg, #ff6b35, #f7931e);
}

.stat-card.bandwidth-card .stat-icon {
  background: linear-gradient(135deg, #007bff, #0056b3);
}

.stat-card.power-card .stat-icon {
  background: linear-gradient(135deg, #28a745, #20c997);
}

.stat-card.transaction-card .stat-icon {
  background: linear-gradient(135deg, #6f42c1, #e83e8c);
}

.stat-content {
  margin-bottom: 1.5rem;
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: #2c3e50;
  margin-bottom: 0.5rem;
  line-height: 1;
}

.stat-label {
  display: block;
  font-size: 1.1rem;
  font-weight: 600;
  color: #6c757d;
  margin-bottom: 0.25rem;
}

.stat-unit {
  display: block;
  font-size: 0.9rem;
  color: #adb5bd;
  font-weight: 500;
}

.stat-progress {
  margin-top: 1rem;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: #e9ecef;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.8s ease;
  position: relative;
}

.stat-card.energy-card .progress-fill {
  background: linear-gradient(90deg, #ff6b35, #f7931e);
}

.stat-card.bandwidth-card .progress-fill {
  background: linear-gradient(90deg, #007bff, #0056b3);
}

.stat-card.power-card .progress-fill {
  background: linear-gradient(90deg, #28a745, #20c997);
}

.stat-card.transaction-card .progress-fill {
  background: linear-gradient(90deg, #6f42c1, #e83e8c);
}

.progress-text {
  font-size: 0.9rem;
  color: #6c757d;
  font-weight: 600;
}

/* Dark theme for network stats */
[data-theme="dark"] .network-stats {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
}

[data-theme="dark"] .stat-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .stat-number {
  color: #ffffff;
}

[data-theme="dark"] .stat-label {
  color: #adb5bd;
}

[data-theme="dark"] .stat-unit {
  color: #6c757d;
}

[data-theme="dark"] .progress-bar {
  background: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .progress-text {
  color: #adb5bd;
}

/* Responsive design for network stats */
@media (max-width: 768px) {
  .network-stats {
    padding: 3rem 0;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
  }
  
  .stat-card {
    padding: 1.5rem;
  }
  
  .stat-number {
    font-size: 2rem;
  }
  
  .stat-icon {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
  }
}

@media (max-width: 480px) {
  .network-stats {
    padding: 2rem 0;
  }
  
  .stat-card {
    padding: 1.25rem;
  }
  
  .stat-number {
    font-size: 1.75rem;
  }
  
  .stat-icon {
    width: 45px;
    height: 45px;
    font-size: 1.1rem;
  }
}

/* Utility classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }