:root {
  --primary-900: #1a0b2e;
  --primary-800: #2d1b4e;
  --primary-700: #4c2c85;
  --primary-600: #6b46c1;
  --primary-500: #8b5cf6;
  --primary-400: #a78bfa;
  --primary-300: #c4b5fd;
  --primary-200: #ddd6fe;
  --primary-100: #ede9fe;
  
  --secondary-600: #4338ca;
  --secondary-500: #6366f1;
  --secondary-400: #818cf8;
  
  --gray-900: #111827;
  --gray-800: #1f2937;
  --gray-700: #374151;
  --gray-600: #4b5563;
  --gray-500: #6b7280;
  --gray-400: #9ca3af;
  --gray-300: #d1d5db;
  --gray-200: #e5e7eb;
  --gray-100: #f3f4f6;
  --gray-50: #f9fafb;
  
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --gradient-primary: linear-gradient(135deg, var(--primary-600) 0%, var(--secondary-500) 100%);
  --gradient-secondary: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-300) 100%);
  --gradient-background: linear-gradient(135deg, #1a0b2e 0%, #2d1b4e 40%, #4c2c85 100%);
  --gradient-hero: linear-gradient(90deg, #1a0b2e 0%, #2d1b4e 30%, #6b46c1 60%, rgba(255,255,255,0.95) 100%);
  --gradient-light: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(139,92,246,0.05) 100%);
  
  --shadow-sm: 0 1px 2px 0 rgba(139, 92, 246, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(139, 92, 246, 0.1), 0 2px 4px -1px rgba(139, 92, 246, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(139, 92, 246, 0.1), 0 4px 6px -2px rgba(139, 92, 246, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(139, 92, 246, 0.1), 0 10px 10px -5px rgba(139, 92, 246, 0.04);
  
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition-fast: 0.15s ease-out;
  --transition-normal: 0.25s ease-out;
  --transition-slow: 0.35s ease-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--gray-900);
  background: #fafafa;
  overflow-x: hidden;
  position: relative;
}

.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  z-index: 1000;
  transition: var(--transition-normal);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav-brand .logo {
  display: flex;
  align-items: center;
}

.logo-text {
  font-size: 1.75rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  text-decoration: none;
  color: var(--gray-700);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 1rem;
  border-radius: 0.75rem;
  transition: var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: var(--primary-600);
  background: var(--primary-100);
}

.nav-link.cta-button {
  background: var(--gradient-primary);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 2rem;
  font-weight: 600;
}

.nav-link.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 0.25rem;
}

.bar {
  width: 25px;
  height: 3px;
  background: var(--gray-700);
  border-radius: 3px;
  transition: var(--transition-fast);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 25%, #f1f5f9 50%, rgba(139, 92, 246, 0.15) 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(139, 92, 246, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.06) 1px, transparent 1px);
  background-size: 50px 50px, 50px 50px;
  background-position: 0 0, 0 0;
  animation: gridFloat 20s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse at 20% 20%, rgba(139, 92, 246, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 60% 40%, rgba(139, 92, 246, 0.06) 0%, transparent 60%);
  animation: heroGlow 12s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 2;
}

/* Removed background pattern */

.hero-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 4rem 2rem;
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 6rem;
  align-items: center;
  min-height: 70vh;
  position: relative;
  z-index: 3;
  overflow: visible;
}

.hero-content {
  color: var(--gray-900);
  text-align: left;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.2);
  padding: 0.75rem 1.5rem;
  border-radius: 2rem;
  margin-bottom: 3rem;
  backdrop-filter: blur(20px);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.badge-text {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary-600);
}

.hero-title {
  font-size: 4rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
  max-width: 800px;
}

.title-main {
  font-size: 5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--primary-600) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: 0.5rem;
}

.title-subtitle {
  font-size: 2.2rem;
  font-weight: 300;
  color: var(--gray-600);
  display: block;
  margin: 0.3rem 0;
}

.title-highlight {
  font-size: 2.2rem;
  font-weight: 500;
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}

.hero-description {
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--gray-600);
  margin: 2rem auto 3rem;
  max-width: 600px;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 4rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  padding: 1rem 2.5rem;
  border: none;
  border-radius: 0.5rem;
  font-weight: 500;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  min-width: 160px;
}

.btn-primary {
  background: linear-gradient(135deg, #6b46c1 0%, #8b5cf6 100%);
  color: white;
  box-shadow: 0 4px 12px rgba(107, 70, 193, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(107, 70, 193, 0.4);
  background: linear-gradient(135deg, #5b3bb1 0%, #7b4ce6 100%);
}

.btn-secondary {
  background: rgba(139, 92, 246, 0.1);
  color: var(--primary-600);
  border: 1px solid rgba(139, 92, 246, 0.2);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(139, 92, 246, 0.15);
  transform: translateY(-2px);
  border-color: rgba(139, 92, 246, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--primary-600);
  border: 2px solid var(--primary-300);
}

.btn-outline:hover {
  background: var(--primary-600);
  color: white;
  transform: translateY(-2px);
}

.btn-large {
  padding: 1.25rem 2.5rem;
  font-size: 1.125rem;
}

/* Hero Bottom Section */
.hero-bottom-section {
  background: #ffffff;
  border-top: 1px solid rgba(107, 70, 193, 0.1);
  padding: 4rem 0;
  position: relative;
}

/* Removed background pattern */

.hero-bottom-content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: #1a0b2e;
}

.hero-subtitle {
  font-size: 2.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, #6b46c1 0%, #1a0b2e 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-extended-description {
  font-size: 1.2rem;
  line-height: 1.6;
  margin-bottom: 3rem;
  color: #2d1b4e;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 4rem;
  max-width: 1000px;
  margin: 0 auto;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  color: #6b46c1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1rem;
  color: #1a0b2e;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  width: 100%;
  height: 650px;
  pointer-events: auto;
  z-index: 1;
  transform: scale(1.15);
  overflow: visible;
}

/* Learning Path Demo */
.learning-path-demo {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transform: scale(1.2);
  transform-origin: center;
}

.path-svg {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

.learning-node {
  position: absolute;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(15px);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 1rem;
  padding: 1rem 1.5rem;
  min-width: 120px;
  text-align: center;
  animation: nodeFloat 6s ease-in-out infinite;
  color: var(--primary-600);
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.1);
}

.node-content {
  pointer-events: none;
}

.node-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary-700);
  margin-bottom: 0.25rem;
}

.node-subtitle {
  font-size: 0.8rem;
  color: var(--gray-600);
  font-weight: 400;
}

@keyframes nodeFloat {
  0%, 100% { 
    transform: translateY(0px) scale(1); 
  }
  50% { 
    transform: translateY(-8px) scale(1.02); 
  }
}

.floating-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 2.5rem;
  padding: 1.5rem 2rem;
  color: var(--primary-600);
  text-align: center;
  animation: floatBubble 10s ease-in-out infinite;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1), 0 4px 16px rgba(255, 255, 255, 0.1);
  font-size: 1.1rem;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0.95;
  min-width: 180px;
  cursor: grab;
  user-select: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  pointer-events: auto;
  z-index: 100;
}

.floating-card:hover {
  background: rgba(255, 255, 255, 0.35);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15), 0 6px 20px rgba(255, 255, 255, 0.15);
  transform: scale(1.05);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.floating-card:active {
  cursor: grabbing;
  animation-play-state: paused;
  background: rgba(255, 255, 255, 0.45);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.2), 0 8px 25px rgba(255, 255, 255, 0.2);
  transform: scale(1.08);
  z-index: 1000;
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.floating-card.dragging {
  animation: none !important;
  z-index: 1000;
  transition: none !important;
  transform: scale(1.02) !important;
}

.card-1 {
  top: 5%;
  right: -15%;
  transform: rotate(-5deg);
  animation-delay: 0s;
}

.card-2 {
  top: 35%;
  right: -25%;
  transform: rotate(8deg);
  animation-delay: 2s;
}

.card-3 {
  top: 70%;
  right: -18%;
  transform: rotate(-3deg);
  animation-delay: 4s;
}

/* Removed duplicate card positioning */

.card-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.card-text {
  font-weight: 600;
  font-size: 0.875rem;
}

.hero-graphic {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.graphic-circle {
  position: absolute;
  border-radius: 50%;
  border: 2px solid rgba(139, 92, 246, 0.3);
}

.circle-1 {
  width: 200px;
  height: 200px;
  animation: rotate 20s linear infinite;
}

.circle-2 {
  width: 300px;
  height: 300px;
  top: -50px;
  left: -50px;
  animation: rotate 30s linear infinite reverse;
}

.circle-3 {
  width: 150px;
  height: 150px;
  top: 25px;
  left: 25px;
  animation: rotate 15s linear infinite;
}

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

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

@keyframes heroGlow {
  0% { opacity: 0.3; }
  100% { opacity: 0.7; }
}

@keyframes gridFloat {
  0%, 100% { 
    transform: translateY(0px) translateX(0px); 
    opacity: 0.4;
  }
  25% { 
    transform: translateY(-3px) translateX(2px); 
    opacity: 0.5;
  }
  50% { 
    transform: translateY(-5px) translateX(-1px); 
    opacity: 0.3;
  }
  75% { 
    transform: translateY(-2px) translateX(3px); 
    opacity: 0.45;
  }
}

@keyframes floatBubble {
  0%, 100% { 
    transform: translateY(0px) translateX(0px) scale(1) rotate(var(--rotation, 0deg)); 
    opacity: 0.85;
  }
  25% { 
    transform: translateY(-12px) translateX(3px) scale(1.05) rotate(var(--rotation, 0deg)); 
    opacity: 1;
  }
  50% { 
    transform: translateY(-20px) translateX(-2px) scale(0.98) rotate(var(--rotation, 0deg)); 
    opacity: 0.8;
  }
  75% { 
    transform: translateY(-8px) translateX(5px) scale(1.03) rotate(var(--rotation, 0deg)); 
    opacity: 0.9;
  }
}

/* Learning Path Demo */
.learning-path-demo {
  position: relative;
  width: 100%;
  height: 100%;
}

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

.path-line {
  stroke-dasharray: 5,5;
  animation: pathFlow 4s ease-in-out infinite;
  stroke: rgba(139, 92, 246, 0.4);
}

.line-1 { animation-delay: 0s; }
.line-2 { animation-delay: 0.5s; }
.line-3 { animation-delay: 1s; }
.line-4 { animation-delay: 1.5s; }
.line-5 { animation-delay: 2s; }
.line-6 { animation-delay: 2.5s; }
.line-7 { animation-delay: 3s; }

/* Removed duplicate learning-node styles */

.node-content {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 1rem;
  padding: 0.8rem 1.2rem;
  text-align: center;
  color: white;
  box-shadow: 0 4px 20px rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

.node-content:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(255, 255, 255, 0.15);
}

.node-title {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.node-subtitle {
  font-size: 0.7rem;
  opacity: 0.8;
  font-weight: 400;
}

@keyframes pathFlow {
  0% { stroke-dashoffset: 10; }
  100% { stroke-dashoffset: 0; }
}

/* Removed duplicate nodeFloat animation */

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
  text-align: center;
}

.section-description {
  font-size: 1.25rem;
  color: var(--gray-600);
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.6;
  font-weight: 400;
}

/* Features Section */
.features {
  padding: 8rem 0;
  background: #ffffff;
  position: relative;
}

/* Removed background pattern */

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

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: #ffffff;
  padding: 2.5rem;
  border-radius: 1rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: all 0.3s ease;
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  border-color: rgba(107, 70, 193, 0.2);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-secondary);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: white;
}

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

.feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 1rem;
}

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

/* Solutions Section */
.solutions {
  padding: 6rem 0;
  background: #f8f9fa;
  position: relative;
}

/* Removed background pattern */

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

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.solution-card {
  background: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(139,92,246,0.02) 100%);
  backdrop-filter: blur(10px);
  padding: 2.5rem;
  border-radius: 1.5rem;
  border: 2px solid rgba(139, 92, 246, 0.1);
  transition: var(--transition-normal);
  position: relative;
}

.solution-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-300);
  box-shadow: var(--shadow-lg);
}

.solution-card.featured {
  border-color: var(--primary-500);
  background: linear-gradient(135deg, rgba(139,92,246,0.08) 0%, rgba(255,255,255,0.95) 50%, rgba(167,139,250,0.03) 100%);
}

.solution-badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
}

.free-badge {
  position: absolute;
  top: -10px;
  right: -10px;
  background: linear-gradient(45deg, #10b981, #059669);
  color: white;
  padding: 0.4rem 0.8rem;
  border-radius: 1rem;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
  z-index: 2;
}

.solution-header {
  text-align: center;
  margin-bottom: 2rem;
}

.solution-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.solution-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
}

.solution-features {
  list-style: none;
  margin-bottom: 2rem;
}

.solution-features li {
  padding: 0.5rem 0;
  color: var(--gray-600);
  position: relative;
  padding-left: 1.5rem;
}

.solution-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-500);
  font-weight: bold;
}

/* CTA Section */
.cta {
  padding: 6rem 0;
  background: linear-gradient(135deg, #1a0b2e 0%, #2d1b4e 30%, #4c2c85 60%, rgba(107, 70, 193, 0.9) 100%);
  color: white;
  text-align: center;
  position: relative;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 75% 30%, rgba(255, 255, 255, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 85% 70%, rgba(255, 255, 255, 0.08) 0%, transparent 35%),
    radial-gradient(circle at 90% 50%, rgba(255, 255, 255, 0.06) 0%, transparent 30%);
  z-index: 0;
}

/* Removed background pattern */

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

.cta-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-description {
  font-size: 1.25rem;
  color: var(--primary-200);
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Footer */
.footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-brand .logo-text {
  color: white;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  display: block;
}

.footer-description {
  color: var(--gray-400);
  line-height: 1.6;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2rem;
}

.footer-title {
  color: white;
  font-weight: 600;
  margin-bottom: 1rem;
}

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

.footer-list li {
  margin-bottom: 0.5rem;
}

.footer-link {
  color: var(--gray-400);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer-link:hover {
  color: var(--primary-400);
}

.footer-bottom {
  border-top: 1px solid var(--gray-700);
  padding-top: 2rem;
  text-align: center;
}

.footer-copyright {
  color: var(--gray-500);
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background: white;
    width: 100%;
    text-align: center;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-lg);
    padding: 2rem 0;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .hero-container {
    padding: 2rem 1rem;
  }
  
  .hero-title {
    font-size: 3rem;
  }
  
  .title-main {
    font-size: 3.5rem;
  }
  
  .title-subtitle {
    font-size: 1.8rem;
  }
  
  .title-highlight {
    font-size: 1.8rem;
  }
  
  .hero-stats {
    gap: 2rem;
  }
  
  .hero-visual {
    display: none;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }
  
  .hero-content {
    text-align: center;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-stats {
    justify-content: center;
    gap: 2rem;
  }
  
  .section-title {
    font-size: 2.5rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .solutions-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-title {
    font-size: 2rem;
  }
  
  .cta-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 480px) {
  .container,
  .nav-container,
  .hero-container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .feature-card,
  .solution-card {
    padding: 1.5rem;
  }
}

/* Hero Inline Styles */
.hero-subtitle-inline {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--primary-700);
  margin: 1.5rem 0 1rem 0;
  line-height: 1.3;
}

.hero-description-inline {
  font-size: 1.1rem;
  color: var(--gray-600);
  margin-bottom: 2.5rem;
  line-height: 1.7;
  max-width: 90%;
}

/* Grid Float Animation */
@keyframes gridFloat {
  0%, 100% {
    background-position: 0 0, 0 0;
    opacity: 1;
  }
  50% {
    background-position: 25px 25px, 25px 25px;
    opacity: 0.8;
  }
}