/* Modern CSS Reset and Base Styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Modern Color Palette */
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-900: #1e3a8a;
  
  --accent-400: #a78bfa;
  --accent-500: #8b5cf6;
  --accent-600: #7c3aed;
  
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  --success-500: #10b981;
  --warning-500: #f59e0b;
  --error-500: #ef4444;
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  
  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-backdrop: blur(10px);
}

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

body {
  font-family: var(--font-sans);
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--primary-50) 100%);
  color: var(--gray-900);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }
}

/* Navigation */
.navbar {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  transition: transform 0.3s ease;
}

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

.logo-icon {
  position: relative;
}

.logo-icon svg {
  width: 2.5rem;
  height: 2.5rem;
  display: block;
  filter: drop-shadow(0 4px 8px rgba(59, 130, 246, 0.3));
  transition: all 0.3s ease;
}

.logo:hover .logo-icon svg {
  transform: rotate(5deg);
  filter: drop-shadow(0 6px 12px rgba(59, 130, 246, 0.4));
}

.logo-text {
  font-weight: 800;
  font-size: 1.75rem;
  background: linear-gradient(135deg, var(--primary-600), var(--accent-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.025em;
}

/* Buttons */
.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-xl);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn-primary {
  background: rgba(255, 255, 255, 0.9);
  color: var(--gray-700);
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-lg);
}

.btn-primary::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;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  color: white;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.9);
  color: var(--gray-700);
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  color: white;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, 
    rgba(59, 130, 246, 0.05) 0%, 
    rgba(139, 92, 246, 0.05) 50%, 
    rgba(16, 185, 129, 0.05) 100%);
  padding: var(--space-20) 0 var(--space-16) 0;
  position: relative;
  overflow: hidden;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 2;
  animation: fadeInUp 1s ease-out;
}

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

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  margin-bottom: var(--space-6);
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.gradient-text {
  background: linear-gradient(135deg, 
    var(--primary-600) 0%, 
    var(--accent-500) 50%, 
    var(--warning-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  display: inline-block;
}

.gradient-text::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, 
    var(--primary-600) 0%, 
    var(--accent-500) 50%, 
    var(--warning-500) 100%);
  border-radius: 2px;
  opacity: 0.3;
}

.hero-subtitle {
  color: var(--gray-600);
  font-size: clamp(1.1rem, 2vw, 1.375rem);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* Background Grid Animation */
.hero-bg-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-4);
  opacity: 0.03;
  pointer-events: none;
  z-index: 1;
  animation: float 20s ease-in-out infinite;
}

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

.grid-item {
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.03; }
  50% { opacity: 0.08; }
}

/* Section Styling */
.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
  animation: fadeInUp 0.8s ease-out;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: var(--space-4);
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.section-subtitle {
  color: var(--gray-600);
  font-size: clamp(1rem, 2vw, 1.25rem);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Support Categories */
.support-categories {
  background: linear-gradient(135deg, 
    rgba(255, 255, 255, 0.8) 0%, 
    rgba(248, 250, 252, 0.9) 100%);
  backdrop-filter: blur(20px);
  padding: var(--space-20) 0;
  position: relative;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
}

.category-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.category-card::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: left 0.6s;
}

.category-card:hover::before {
  left: 100%;
}

.category-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-2xl);
  background: rgba(255, 255, 255, 0.9);
}

.category-icon {
  width: 4rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xl);
  margin: 0 auto var(--space-6) auto;
  font-size: 1.75rem;
  color: white;
  position: relative;
  transition: all 0.3s ease;
}

.category-card:hover .category-icon {
  transform: scale(1.1) rotate(5deg);
}

.category-icon.bitcoin { 
  background: linear-gradient(135deg, #F7931A, #FF8C00); 
  box-shadow: 0 8px 32px rgba(247, 147, 26, 0.3);
}
.category-icon.accent { 
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700)); 
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.3);
}
.category-icon.red { 
  background: linear-gradient(135deg, var(--error-500), #dc2626); 
  box-shadow: 0 8px 32px rgba(239, 68, 68, 0.3);
}
.category-icon.green { 
  background: linear-gradient(135deg, var(--success-500), #059669); 
  box-shadow: 0 8px 32px rgba(16, 185, 129, 0.3);
}
.category-icon.purple { 
  background: linear-gradient(135deg, var(--accent-400), var(--accent-600)); 
  box-shadow: 0 8px 32px rgba(167, 139, 250, 0.3);
}
.category-icon.ethereum { 
  background: linear-gradient(135deg, #627EEA, #4A6CF7); 
  box-shadow: 0 8px 32px rgba(98, 126, 234, 0.3);
}

.category-card h3 {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--gray-900);
}

.category-card p {
  color: var(--gray-600);
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

.category-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  color: var(--primary-600);
  opacity: 0;
  transition: all 0.3s ease;
  font-weight: 600;
  font-size: 0.95rem;
}

.category-card:hover .category-link {
  opacity: 1;
  transform: translateY(-4px);
}

/* Network Grid */
.network-grid {
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
  padding: var(--space-20) 0;
  position: relative;
}

.network-grid::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 70%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 70% 30%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.network-grid .section-header {
  color: white;
}

.network-grid .section-title {
  color: white;
}

.network-grid .section-subtitle {
  color: var(--gray-300);
}

.networks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
}

.network-card {
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-4);
  color: white;
  text-align: center;
  box-shadow: var(--shadow-lg);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.network-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.network-card:hover {
  transform: translateY(-8px) scale(1.05);
  box-shadow: var(--shadow-2xl);
}

.network-logo svg {
  width: 3rem;
  height: 3rem;
  margin-bottom: var(--space-3);
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
  transition: all 0.3s ease;
}

.network-logo img {
  width: 3rem;
  height: 3rem;
  margin-bottom: var(--space-3);
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
  transition: all 0.3s ease;
  object-fit: contain;
}

.network-card:hover .network-logo svg {
  transform: scale(1.1) rotate(5deg);
}

.network-card:hover .network-logo img {
  transform: scale(1.1) rotate(5deg);
}

.network-name {
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: var(--space-1);
}

.network-desc {
  font-size: 0.95rem;
  opacity: 0.85;
}

/* Networks Carousel */
.networks-carousel {
  position: relative;
  overflow: hidden;
  padding: var(--space-8) 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
  border-radius: var(--radius-2xl);
  margin: var(--space-8) 0;
}

.carousel-container {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.carousel-track {
  display: flex;
  animation: scroll 30s linear infinite;
  width: calc(14 * 120px * 2); /* 14 logos * 120px width * 2 for duplicate set */
}

.carousel-slide {
  flex: 0 0 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  transition: all 0.3s ease;
}

.carousel-slide .network-logo {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  padding: var(--space-3);
}

.carousel-slide .network-logo::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.carousel-slide:hover .network-logo {
  transform: translateY(-8px) scale(1.1);
  box-shadow: var(--shadow-xl);
}

.carousel-slide:hover .network-logo::before {
  opacity: 1;
}

.carousel-slide .network-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: all 0.3s ease;
  filter: grayscale(20%);
  display: block;
}

.carousel-slide:hover .network-logo img {
  filter: grayscale(0%);
  transform: scale(1.1);
}

@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(calc(-120px * 14)); /* Move by one complete set */
  }
}

/* Pause animation on hover */
.networks-carousel:hover .carousel-track {
  animation-play-state: paused;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .carousel-track {
    animation-duration: 20s;
  }
  
  .carousel-slide {
    flex: 0 0 100px;
  }
  
  .carousel-slide .network-logo {
    width: 70px;
    height: 70px;
  }
  
  .carousel-slide .network-logo img {
    width: 100%;
    height: 100%;
  }
}

/* Features */
.features {
  background: linear-gradient(135deg, 
    rgba(255, 255, 255, 0.9) 0%, 
    rgba(248, 250, 252, 0.8) 100%);
  padding: var(--space-20) 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-8);
}

.feature-card {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-2xl);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  background: rgba(255, 255, 255, 0.95);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--primary-600);
  margin-bottom: var(--space-4);
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
  transform: scale(1.1);
  color: var(--accent-500);
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--gray-900);
}

.feature-card p {
  color: var(--gray-600);
  line-height: 1.6;
}

/* Applications */
.applications {
  background: linear-gradient(135deg, 
    rgba(248, 250, 252, 0.9) 0%, 
    rgba(241, 245, 249, 0.8) 100%);
  padding: var(--space-20) 0;
}

.applications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
}

.app-card {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.app-card::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 0.6s;
}

.app-card:hover::before {
  left: 100%;
}

.app-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-2xl);
}

.app-icon {
  width: 4rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xl);
  margin: 0 auto var(--space-6) auto;
  font-size: 1.75rem;
  color: white;
  transition: all 0.3s ease;
}

.app-card:hover .app-icon {
  transform: scale(1.1) rotate(5deg);
}

.app-card h3 {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--gray-900);
}

.app-card p {
  color: var(--gray-600);
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

.app-features {
  list-style: none;
  padding: 0;
  margin: var(--space-4) 0 0 0;
  text-align: left;
}

.app-features li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 0.95rem;
  color: var(--gray-700);
  margin-bottom: var(--space-2);
}

.app-features li i {
  color: var(--success-500);
  font-size: 0.875rem;
}

/* Blog */
.blog {
  background: linear-gradient(135deg, 
    rgba(255, 255, 255, 0.9) 0%, 
    rgba(248, 250, 252, 0.8) 100%);
  padding: var(--space-20) 0;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-8);
}

.blog-card {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-2xl);
  padding: var(--space-8) var(--space-6);
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  cursor: pointer;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  background: rgba(255, 255, 255, 0.95);
}

.blog-category {
  color: var(--primary-600);
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.blog-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--gray-900);
  line-height: 1.4;
}

.blog-card p {
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.blog-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--primary-600);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s ease;
}

.blog-card:hover .blog-link {
  color: var(--accent-500);
  transform: translateX(4px);
}

/* Testimonials */
.testimonials {
  background: linear-gradient(135deg, 
    rgba(248, 250, 252, 0.9) 0%, 
    rgba(241, 245, 249, 0.8) 100%);
  padding: var(--space-20) 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-8);
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.stars {
  color: var(--warning-500);
  margin-bottom: var(--space-4);
  font-size: 1.125rem;
}

.testimonial-card p {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--gray-700);
  margin-bottom: var(--space-6);
  font-style: italic;
}

.testimonial-author strong {
  display: block;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-1);
}

.testimonial-author span {
  color: var(--gray-500);
  font-size: 0.95rem;
}

/* CTA */
.cta {
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
  color: white;
  padding: var(--space-20) 0;
  text-align: center;
  position: relative;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 25% 75%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 75% 25%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 2;
}

.cta .section-title {
  color: white;
}

.cta .section-subtitle {
  color: var(--gray-300);
}

.cta-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  margin-top: var(--space-8);
  flex-wrap: wrap;
}

/* Footer */
.footer {
  background: linear-gradient(135deg, var(--gray-900) 0%, #0a0f1c 100%);
  color: white;
  padding: var(--space-16) 0 var(--space-8) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer-logo svg {
  width: 2.5rem;
  height: 2.5rem;
  filter: drop-shadow(0 4px 8px rgba(59, 130, 246, 0.3));
}

.footer-col h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: white;
}

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

.footer-col ul li {
  margin-bottom: var(--space-2);
}

.footer-col ul li a {
  color: var(--gray-300);
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 0.95rem;
}

.footer-col ul li a:hover {
  color: white;
  transform: translateX(4px);
}

.footer-col p {
  color: var(--gray-300);
  line-height: 1.6;
  font-size: 0.95rem;
}

.footer-bottom {
  border-top: 1px solid var(--gray-700);
  padding-top: var(--space-6);
  text-align: center;
  color: var(--gray-400);
  font-size: 0.95rem;
}

.section-footer {
  text-align: center;
  margin-top: var(--space-8);
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero {
    padding: var(--space-16) 0 var(--space-12) 0;
    min-height: 80vh;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn-primary,
  .btn-secondary {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
  
  .categories-grid,
  .networks-grid,
  .features-grid,
  .applications-grid,
  .blog-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .nav-content {
    height: 70px;
  }
  
  .logo-text {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-3);
  }
  
  .hero {
    padding: var(--space-12) 0 var(--space-10) 0;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
}

/* Scroll Animations */
@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Utility Classes */
.animate-on-scroll {
  opacity: 0;
  transition: all 0.6s ease-out;
}

.animate-on-scroll.animate {
  opacity: 1;
}

.slide-in-left {
  animation: slideInFromLeft 0.8s ease-out forwards;
}

.slide-in-right {
  animation: slideInFromRight 0.8s ease-out forwards;
}

.scale-in {
  animation: scaleIn 0.6s ease-out forwards;
}