/* TopStores.ai - Professional UI/UX Design System
   Modern, cohesive design across all pages */

/* ============================================
   DESIGN SYSTEM - Color Palette & Variables
   ============================================ */
:root {
  /* Primary Brand Colors */
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --primary-light: #6366f1;
  --primary-lighter: #818cf8;
  
  /* Secondary Colors */
  --secondary: #1f2937;
  --secondary-light: #374151;
  
  /* Text Colors */
  --text: #111827;
  --text-medium: #374151;
  --text-light: #6b7280;
  --text-lighter: #9ca3af;
  
  /* Background Colors */
  --bg: #f9fafb;
  --bg-alt: #f3f4f6;
  --white: #ffffff;
  
  /* Border Colors */
  --border: #e5e7eb;
  --border-light: #f3f4f6;
  --border-dark: #d1d5db;
  
  /* Shadow System */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-primary: 0 4px 14px 0 rgba(79, 70, 229, 0.15);
  --shadow-primary-lg: 0 10px 25px 0 rgba(79, 70, 229, 0.2);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
  --gradient-primary-light: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  --gradient-bg: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
  --gradient-bg-alt: linear-gradient(135deg, #f3f4f6 0%, #f9fafb 100%);
  
  /* AI Theme Colors */
  --ai-cyan: #06b6d4;
  --ai-purple: #8b5cf6;
  --ai-pink: #ec4899;
  --ai-blue: #3b82f6;
  --ai-glow: rgba(99, 102, 241, 0.4);
  --ai-glow-strong: rgba(139, 92, 246, 0.6);
  --ai-glow-cyan: rgba(6, 182, 212, 0.3);
  --ai-glow-pink: rgba(236, 72, 153, 0.3);
  
  /* AI Gradients */
  --gradient-ai: linear-gradient(135deg, #6366f1 0%, #8b5cf6 25%, #ec4899 50%, #06b6d4 75%, #6366f1 100%);
  --gradient-ai-subtle: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 50%, rgba(236, 72, 153, 0.1) 100%);
  
  /* Spacing System */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans);
  line-height: 1.6;
  color: var(--text);
  background: var(--gradient-bg);
  background-attachment: fixed;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: 
    radial-gradient(circle at 20% 30%, var(--ai-glow-cyan) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, var(--ai-glow-pink) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, var(--ai-glow) 0%, transparent 50%);
  opacity: 0.3;
  pointer-events: none;
  z-index: 0;
}

.main {
  position: relative;
  z-index: 1;
}

/* ============================================
   LAYOUT - Container System
   ============================================ */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  width: 100%;
}

.hero-ai .container {
  max-width: 1100px;
  padding: 0 var(--spacing-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

@media (min-width: 640px) {
  .container {
    padding: 0 var(--spacing-lg);
  }
  
  .hero-ai .container {
    padding: 0 var(--spacing-xl);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--spacing-xl);
  }
  
  .hero-ai .container {
    padding: 0 var(--spacing-2xl);
  }
}

/* ============================================
   HEADER - Consistent Navigation
   ============================================ */
.header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  position: relative;
}

.header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-ai);
  background-size: 200% 100%;
  animation: gradientShift 3s linear infinite;
  opacity: 0.6;
}

.header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-ai);
  background-size: 200% 100%;
  animation: gradientShift 3s linear infinite;
  opacity: 0.6;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  background: var(--gradient-ai);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.375rem;
  font-weight: var(--font-weight-extrabold);
  transition: all 0.3s ease;
  animation: gradientShift 3s ease infinite;
  position: relative;
}

.logo::after {
  content: '';
  position: absolute;
  inset: -4px;
  background: var(--gradient-ai);
  background-size: 200% 200%;
  border-radius: var(--radius-md);
  opacity: 0;
  filter: blur(12px);
  z-index: -1;
  transition: opacity 0.3s ease;
  animation: gradientShift 3s ease infinite;
}

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

.logo:hover::after {
  opacity: 0.3;
}

.logo-icon {
  font-size: 1.75rem;
  filter: drop-shadow(0 2px 4px rgba(79, 70, 229, 0.2));
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-xl);
  align-items: center;
}

.nav-menu a {
  color: var(--text);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: var(--font-weight-medium);
  transition: all 0.3s ease;
  position: relative;
  padding: var(--spacing-sm) 0;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
  border-radius: var(--radius-full);
}

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

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--primary);
}

/* ============================================
   MAIN CONTENT
   ============================================ */
.main {
  flex: 1;
}

/* ============================================
   SECTIONS - Consistent Spacing
   ============================================ */
.section {
  padding: var(--spacing-3xl) 0;
}

.section-alt {
  background: var(--white);
}

.section-title {
  font-size: 2.25rem;
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--spacing-2xl);
  text-align: center;
  background: var(--gradient-ai);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  position: relative;
  animation: gradientShift 3s ease infinite;
  display: inline-block;
  width: 100%;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient-ai);
  background-size: 200% 200%;
  border-radius: var(--radius-full);
  animation: gradientShift 3s ease infinite;
  opacity: 0.6;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-light);
  margin-top: var(--spacing-md);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  line-height: 1.6;
}

/* ============================================
   HERO SECTION - Homepage
   ============================================ */
.hero {
  background: var(--gradient-primary);
  color: var(--white);
  padding: var(--spacing-3xl) 0;
  position: relative;
  overflow: hidden;
}

.hero-ai {
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 25%, #312e81 50%, #1e1b4b 75%, #0f172a 100%);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--spacing-xl) 0 var(--spacing-lg) 0;
}

.hero-ai::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.15) 0%, transparent 50%);
  animation: neuralPulse 8s ease-in-out infinite;
  pointer-events: none;
}

@keyframes neuralPulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.1); }
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.ai-particles {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 2px 2px, rgba(255, 255, 255, 0.15) 1px, transparent 0);
  background-size: 40px 40px;
  opacity: 0.4;
  animation: particleFlow 20s linear infinite;
  pointer-events: none;
}

@keyframes particleFlow {
  0% { transform: translate(0, 0); }
  100% { transform: translate(40px, 40px); }
}

.ai-neural-network {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(90deg, transparent 0%, rgba(99, 102, 241, 0.1) 50%, transparent 100%),
    linear-gradient(0deg, transparent 0%, rgba(139, 92, 246, 0.1) 50%, transparent 100%);
  background-size: 200px 200px, 200px 200px;
  background-position: 0 0, 100px 100px;
  opacity: 0.3;
  animation: neuralNetwork 15s linear infinite;
  pointer-events: none;
}

@keyframes neuralNetwork {
  0% { transform: translate(0, 0) rotate(0deg); }
  100% { transform: translate(200px, 200px) rotate(360deg); }
}

.ai-gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.4;
  pointer-events: none;
  animation: orbFloat 20s ease-in-out infinite;
}

.ai-orb-1 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.6), transparent);
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.ai-orb-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.5), transparent);
  bottom: 10%;
  right: 10%;
  animation-delay: 5s;
}

.ai-orb-3 {
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(236, 72, 153, 0.4), transparent);
  top: 50%;
  right: 20%;
  animation-delay: 10s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.4; }
  33% { transform: translate(30px, -30px) scale(1.1); opacity: 0.5; }
  66% { transform: translate(-20px, 20px) scale(0.9); opacity: 0.3; }
}

.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-lg);
  font-size: 0.875rem;
  font-weight: var(--font-weight-semibold);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.ai-badge-enhanced {
  position: relative;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.3), rgba(139, 92, 246, 0.3));
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3), 0 0 40px rgba(139, 92, 246, 0.2);
  animation: badgeGlow 3s ease-in-out infinite;
  margin-bottom: var(--spacing-md);
}

.ai-badge-text {
  background: linear-gradient(135deg, #ffffff, #e0e7ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: var(--font-weight-bold);
}

.ai-badge-glow {
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.5), rgba(139, 92, 246, 0.5));
  border-radius: var(--radius-full);
  filter: blur(8px);
  opacity: 0.6;
  z-index: -1;
  animation: badgeGlow 3s ease-in-out infinite;
}

@keyframes badgeGlow {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 0.9; transform: scale(1.05); }
}

.ai-pulse {
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.9; }
}

.hero-title {
  font-size: 3.5rem;
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--spacing-md);
  line-height: 1.1;
  color: var(--white);
}

.hero-title-gradient {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 50%, #c7d2fe 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
  animation: textShimmer 3s ease-in-out infinite;
  text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
}

.gradient-text-secondary {
  background: linear-gradient(135deg, #c7d2fe 0%, #a5b4fc 50%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
  animation: textShimmer 3s ease-in-out infinite 0.5s;
}

@keyframes textShimmer {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.2); }
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xl);
  opacity: 0.95;
  line-height: 1.5;
}

.hero-subtitle-enhanced {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: var(--spacing-lg);
  max-width: 640px;
}

.subtitle-highlight {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.1));
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  font-weight: var(--font-weight-semibold);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(5px);
}

.ai-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-2xl) 0;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.ai-stats-enhanced {
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
  max-width: 800px;
  width: 100%;
}

.ai-stat-item {
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md) var(--spacing-sm);
  text-align: center;
  backdrop-filter: blur(5px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  animation: statCardPulse 4s ease-in-out infinite;
}

.ai-stat-item-1 { animation-delay: 0s; }
.ai-stat-item-2 { animation-delay: 0.5s; }
.ai-stat-item-3 { animation-delay: 1s; }
.ai-stat-item-4 { animation-delay: 1.5s; }

@keyframes statCardPulse {
  0%, 100% { transform: scale(1); box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2); }
  50% { transform: scale(1.02); box-shadow: 0 6px 25px rgba(99, 102, 241, 0.3); }
}

.ai-stat-item-1 {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(79, 70, 229, 0.15));
  border-color: rgba(99, 102, 241, 0.4);
}

.ai-stat-item-2 {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(124, 58, 237, 0.15));
  border-color: rgba(139, 92, 246, 0.4);
}

.ai-stat-item-3 {
  background: linear-gradient(135deg, rgba(236, 72, 153, 0.2), rgba(219, 39, 119, 0.15));
  border-color: rgba(236, 72, 153, 0.4);
}

.ai-stat-item-4 {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(37, 99, 235, 0.15));
  border-color: rgba(59, 130, 246, 0.4);
}

.ai-stat-item:hover {
  transform: translateY(-8px) scale(1.05);
  background: rgba(255, 255, 255, 0.2);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3), 0 0 20px rgba(99, 102, 241, 0.4);
}

.ai-stat-icon {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-xs);
  display: block;
  animation: iconFloat 3s ease-in-out infinite;
  filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.3));
}

.ai-stat-item-1 .ai-stat-icon { animation-delay: 0s; }
.ai-stat-item-2 .ai-stat-icon { animation-delay: 0.5s; }
.ai-stat-item-3 .ai-stat-icon { animation-delay: 1s; }
.ai-stat-item-4 .ai-stat-icon { animation-delay: 1.5s; }

@keyframes iconFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.ai-stat-number {
  font-size: 2rem;
  font-weight: var(--font-weight-extrabold);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
  color: var(--white);
  background: linear-gradient(135deg, #ffffff, #e0e7ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
  animation: numberPulse 2s ease-in-out infinite;
}

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

.ai-stat-label {
  font-size: 0.875rem;
  opacity: 0.95;
  color: var(--white);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.5px;
}

.ai-stat-glow {
  position: absolute;
  inset: -2px;
  border-radius: var(--radius-lg);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: -1;
  filter: blur(12px);
}

.ai-stat-item-1 .ai-stat-glow {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.6), rgba(79, 70, 229, 0.4));
}

.ai-stat-item-2 .ai-stat-glow {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.6), rgba(124, 58, 237, 0.4));
}

.ai-stat-item-3 .ai-stat-glow {
  background: linear-gradient(135deg, rgba(236, 72, 153, 0.6), rgba(219, 39, 119, 0.4));
}

.ai-stat-item-4 .ai-stat-glow {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.6), rgba(37, 99, 235, 0.4));
}

.ai-stat-item:hover .ai-stat-glow {
  opacity: 0.8;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--spacing-2xl);
}

.hero-cta-enhanced {
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

/* Scroll Indicator */
.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-xl);
  animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-mouse {
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 12px;
  position: relative;
  backdrop-filter: blur(5px);
}

.scroll-wheel {
  width: 4px;
  height: 8px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 2px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 1.5s ease-in-out infinite;
}

.scroll-text {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: var(--font-weight-medium);
}

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

@keyframes scrollWheel {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(16px); }
}

/* ============================================
   BUTTONS - Consistent Design
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-ai);
  background-size: 200% 200%;
  color: var(--white);
  box-shadow: 0 4px 20px var(--ai-glow), var(--shadow-primary);
  position: relative;
  overflow: hidden;
  animation: gradientShift 3s ease infinite;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px var(--ai-glow-strong), var(--shadow-primary-lg);
}

.btn-ai-glow {
  position: relative;
  overflow: hidden;
}

.btn-ai-glow::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: var(--gradient-ai);
  background-size: 200% 200%;
  border-radius: var(--radius-md);
  opacity: 0;
  filter: blur(8px);
  z-index: -1;
  transition: opacity 0.3s ease;
  animation: gradientShift 3s ease infinite;
}

.btn-ai-glow:hover::before {
  opacity: 0.4;
}

.btn-ai-glow:hover {
  border-color: var(--primary);
  box-shadow: 0 4px 20px var(--ai-glow);
}

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

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

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

.btn-outline:hover {
  border-color: var(--primary);
  background: rgba(79, 70, 229, 0.05);
}

.btn-large {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: 1.125rem;
}

.btn-ai {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.8), rgba(139, 92, 246, 0.8));
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4), 0 0 40px rgba(139, 92, 246, 0.2);
  position: relative;
  overflow: hidden;
}

.btn-ai::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.btn-ai:hover::before {
  opacity: 1;
}

.btn-ai:hover {
  background: linear-gradient(135deg, rgba(99, 102, 241, 1), rgba(139, 92, 246, 1));
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.6), 0 0 60px rgba(139, 92, 246, 0.3);
}

.btn-ai-outline {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.4);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.btn-ai-outline:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(255, 255, 255, 0.2);
}

.btn-text {
  position: relative;
  z-index: 1;
}

.btn-shine {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.btn:hover .btn-shine {
  transform: translateX(100%);
}

.btn-glow {
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.5), 0 0 40px rgba(139, 92, 246, 0.3);
  animation: buttonGlow 2s ease-in-out infinite;
}

@keyframes buttonGlow {
  0%, 100% { box-shadow: 0 4px 20px rgba(99, 102, 241, 0.5), 0 0 40px rgba(139, 92, 246, 0.3); }
  50% { box-shadow: 0 4px 30px rgba(99, 102, 241, 0.7), 0 0 60px rgba(139, 92, 246, 0.5); }
}

/* ============================================
   CITY CARDS - Modern Minimal Design
   ============================================ */
.city-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: var(--spacing-2xl);
}

/* Modern Minimal City Card */
.city-card {
  position: relative;
  background: var(--white);
  border: 1.5px solid #e5e7eb;
  border-radius: 1rem;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  cursor: pointer;
}

.city-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #6366f1, #8b5cf6, #ec4899);
  background-size: 200% 100%;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  animation: gradientShift 3s ease infinite;
}

.city-card:hover {
  transform: translateY(-4px);
  border-color: #6366f1;
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.12), 0 4px 10px rgba(0, 0, 0, 0.05);
}

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

.city-link {
  display: block;
  width: 100%;
  height: 100%;
  text-decoration: none;
  color: inherit;
  padding: 1.75rem;
  position: relative;
}

/* Remove gradient background - use clean white */
.city-gradient {
  display: none;
}

/* Modern Content Layout */
.city-content {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  height: 100%;
}

/* City Name - Clean Typography */
.city-name {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0;
  color: #111827;
  line-height: 1.2;
  letter-spacing: -0.02em;
  transition: color 0.3s ease;
}

.city-card:hover .city-name {
  color: #6366f1;
}

/* Location - Subtle Text */
.city-state {
  font-size: 0.9375rem;
  color: #6b7280;
  margin: 0;
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.city-state::before {
  content: '📍';
  font-size: 0.875rem;
  opacity: 0.7;
}

/* Modern CTA Button */
.city-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #6366f1;
  margin-top: auto;
  padding-top: 1rem;
  transition: all 0.3s ease;
}

.city-cta::after {
  content: '→';
  font-size: 1.125rem;
  transition: transform 0.3s ease;
  display: inline-block;
}

.city-card:hover .city-cta {
  color: #4f46e5;
  gap: 0.75rem;
}

.city-card:hover .city-cta::after {
  transform: translateX(4px);
}

/* ============================================
   CATEGORY CARDS - Homepage
   ============================================ */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.category-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.category-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-xl);
  text-decoration: none;
  text-align: center;
  transition: all 0.3s ease;
}

.category-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  display: block;
}

.category-name {
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
  color: var(--text);
}

.category-desc {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
}

.category-cta {
  font-size: 0.875rem;
  font-weight: var(--font-weight-semibold);
  color: var(--primary);
  margin-top: auto;
}

/* ============================================
   PAGE HEADER - Category Pages
   ============================================ */
.page-title {
  font-size: 2.75rem;
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
  background: var(--gradient-ai);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  animation: gradientShift 3s ease infinite;
  position: relative;
}

.page-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100px;
  height: 4px;
  background: var(--gradient-ai);
  background-size: 200% 200%;
  border-radius: var(--radius-full);
  animation: gradientShift 3s ease infinite;
  opacity: 0.6;
}

.page-subtitle {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: var(--spacing-lg);
}

.page-meta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-xl);
}

.meta-item {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--gradient-ai-subtle);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: var(--font-weight-semibold);
  color: var(--primary);
  border: 1px solid rgba(79, 70, 229, 0.2);
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.1), var(--shadow-sm);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.meta-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-ai);
  background-size: 200% 200%;
  opacity: 0;
  transition: opacity 0.3s ease;
  animation: gradientShift 3s ease infinite;
}

.meta-item:hover::before {
  opacity: 0.1;
}

.meta-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.2), var(--shadow-md);
  border-color: var(--primary);
  color: var(--primary-dark);
}

.page-description {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--text-light);
  max-width: 900px;
  margin: 0 auto var(--spacing-2xl);
}

.page-description p {
  margin-bottom: var(--spacing-lg);
}

.page-description p:last-child {
  margin-bottom: 0;
}

.page-description strong {
  color: var(--text);
  font-weight: var(--font-weight-semibold);
}

/* ============================================
   CONTACT PAGE - Zithara form section
   ============================================ */
.contact-form-section {
  padding-top: 0;
}

.contact-form-card {
  max-width: 640px;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  padding: var(--spacing-2xl);
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}

.contact-form-card:hover {
  box-shadow: 0 12px 40px rgba(79, 70, 229, 0.12), var(--shadow-lg);
  border-color: rgba(79, 70, 229, 0.2);
}

/* Container for Zithara embed - ensures form fits card and stays readable */
.zithara-form-container {
  min-height: 200px;
  width: 100%;
}

/* Fallback when Zithara script fails to load (e.g. 404) */
.contact-form-fallback {
  padding: var(--spacing-lg) 0;
  text-align: center;
}

.contact-fallback-text {
  color: var(--text-medium);
  margin-bottom: var(--spacing-md);
  font-size: 1rem;
}

.contact-fallback-link {
  color: var(--primary);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transition: color 0.2s ease;
}

.contact-fallback-link:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

@media (max-width: 640px) {
  .contact-form-card {
    padding: var(--spacing-lg);
  }
}

/* ============================================
   STORE CARDS - Category Pages
   ============================================ */
.store-list {
  list-style: none;
  padding: 0;
}

.store-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow);
  transition: box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  will-change: transform, box-shadow;
}

.store-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(79, 70, 229, 0.03), transparent);
  transition: left 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 0;
}

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

.store-card:hover {
  box-shadow: 0 12px 40px rgba(79, 70, 229, 0.15), var(--shadow-lg);
  border-color: var(--primary);
  transform: translateY(-4px);
}

.store-header-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 1;
}

.store-content {
  position: relative;
  z-index: 1;
}

.store-rank {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient-ai);
  background-size: 200% 200%;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-extrabold);
  font-size: 1.375rem;
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.25), var(--shadow-primary);
  position: relative;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  animation: gradientShift 3s ease infinite;
  will-change: transform;
}

.store-rank::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: var(--gradient-ai);
  background-size: 200% 200%;
  opacity: 0.3;
  filter: blur(10px);
  z-index: -1;
  animation: gradientShift 3s ease infinite;
  transition: opacity 0.3s ease;
}

.store-card:hover .store-rank {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(79, 70, 229, 0.35), var(--shadow-primary-lg);
}

.store-card:hover .store-rank::before {
  opacity: 0.5;
}


.store-name {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  margin: 0;
  color: var(--text);
  line-height: 1.3;
  transition: color 0.3s ease;
}

.store-card:hover .store-name {
  color: var(--primary);
}

.store-address {
  font-size: 0.9375rem;
  color: var(--text-light);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.store-rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.rating-stars {
  font-size: 1.125rem;
  letter-spacing: 2px;
}

.rating-value {
  font-weight: var(--font-weight-semibold);
  color: var(--text);
  font-size: 1rem;
}

.rating-count {
  color: var(--text-light);
  font-size: 0.875rem;
}

.store-description {
  font-size: 0.9375rem;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.store-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-top: var(--spacing-md);
}

.store-actions .btn {
  font-size: 0.875rem;
  padding: var(--spacing-sm) var(--spacing-lg);
}

/* ============================================
   CONTENT HIGHLIGHTS - After FAQ
   ============================================ */
/* Content Highlights - Redesigned to match screenshot */
.content-highlights {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  margin: var(--spacing-2xl) 0;
  box-shadow: var(--shadow-md);
}

.highlight-item {
  display: flex;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
  border-bottom: 1px solid var(--border);
  position: relative;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.highlight-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.highlight-item:hover {
  transform: translateX(4px);
}

.highlight-icon {
  font-size: 1.75rem;
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Different icon backgrounds for each item - matching screenshot colors */
.highlight-item:nth-child(1) .highlight-icon {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(139, 92, 246, 0.15));
  color: var(--primary);
}

.highlight-item:nth-child(2) .highlight-icon {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(236, 72, 153, 0.15));
  color: var(--ai-purple);
}

.highlight-item:nth-child(3) .highlight-icon {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(99, 102, 241, 0.15));
  color: var(--ai-cyan);
}

.highlight-item:hover .highlight-icon {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

.highlight-content {
  flex: 1;
}

.highlight-title {
  color: var(--text);
  display: block;
  margin-bottom: var(--spacing-sm);
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  line-height: 1.4;
}

.highlight-item p {
  color: var(--text-light);
  line-height: 1.8;
  margin: 0;
  font-size: 0.9375rem;
}

.highlight-item p strong {
  color: var(--primary);
  font-weight: var(--font-weight-semibold);
}

.meta-info {
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
  padding: var(--spacing-lg) var(--spacing-xl);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--text-light);
  margin-top: var(--spacing-xl);
  border: 1px solid var(--border);
  text-align: center;
  box-shadow: var(--shadow-sm);
  line-height: 1.8;
}

.meta-info strong {
  color: var(--text);
  font-weight: var(--font-weight-semibold);
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq-section {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  transition: box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform, box-shadow;
}

.faq-item:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.faq-question {
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
  color: var(--text);
}

.faq-answer {
  color: var(--text-light);
  line-height: 1.7;
  margin: 0;
}

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: var(--spacing-md) 0;
}

.breadcrumb-list {
  display: flex;
  list-style: none;
  gap: var(--spacing-sm);
  align-items: center;
  flex-wrap: wrap;
}

.breadcrumb-list li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
  color: var(--text-light);
}

.breadcrumb-list li:not(:last-child)::after {
  content: '>';
  margin-left: var(--spacing-sm);
  color: var(--text-lighter);
}

.breadcrumb-list a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.breadcrumb-list a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--secondary);
  color: var(--text-lighter);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  margin-top: var(--spacing-3xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-col h3 {
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
  color: var(--white);
}

.footer-col p {
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
}

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

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

.footer-col a {
  color: var(--text-lighter);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.3s ease;
}

.footer-col a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-lighter);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.25rem;
  }
  
  .hero-subtitle {
    font-size: 1.125rem;
  }
  
  .page-title {
    font-size: 2rem;
    flex-direction: column;
    align-items: flex-start;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .store-header-row {
    flex-wrap: wrap;
  }
  
  .store-rank {
    width: 48px;
    height: 48px;
    font-size: 1.125rem;
  }
  
  .store-name {
    font-size: 1.25rem;
  }
  
  .nav-menu {
    gap: var(--spacing-md);
    font-size: 0.875rem;
  }
  
  .city-grid,
  .category-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  
  .city-card {
    border-radius: 0.875rem;
  }
  
  .city-link {
    padding: 1.5rem;
  }
  
  .city-name {
    font-size: 1.5rem;
  }
  
  .city-state {
    font-size: 0.875rem;
  }
  
  .city-cta {
    font-size: 0.875rem;
    padding-top: 0.875rem;
  }
  
  .ai-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .hero {
    padding: var(--spacing-2xl) 0;
  }
  
  .section {
    padding: var(--spacing-2xl) 0;
  }
  
  .store-card {
    padding: var(--spacing-lg);
  }
}

/* ============================================
   ADDITIONAL COMPONENTS
   ============================================ */

/* People Also Ask */
.people-ask-section {
  max-width: 900px;
  margin: 0 auto;
}

.ask-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  transition: box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform, box-shadow;
}

.ask-item:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.ask-item h3 {
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
  color: var(--text);
}

.ask-item p {
  color: var(--text-light);
  line-height: 1.7;
  margin: 0;
}

.ask-item strong {
  color: var(--primary);
  font-weight: var(--font-weight-semibold);
}

/* Category Links */
.category-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  justify-content: center;
}

.category-link-small {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text);
  font-size: 0.9375rem;
  font-weight: var(--font-weight-medium);
  transition: all 0.3s ease;
}

.category-link-small:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* CTA Section */
.section-cta {
  background: var(--gradient-primary);
  color: var(--white);
  text-align: center;
}

.cta-title {
  font-size: 2rem;
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--spacing-lg);
  color: var(--white);
}

/* AI Sections */
.section-ai {
  background: var(--gradient-bg);
  position: relative;
  overflow: hidden;
}

.ai-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.ai-badge-small {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.1), rgba(139, 92, 246, 0.1));
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: var(--font-weight-semibold);
  color: var(--primary);
  margin-bottom: var(--spacing-md);
  border: 1px solid rgba(79, 70, 229, 0.2);
}

/* How It Works */
.how-it-works {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.how-item {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

.how-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.how-item-ai {
  border: 2px solid transparent;
  background: linear-gradient(white, white) padding-box,
              var(--gradient-primary) border-box;
  position: relative;
}

.how-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.how-icon-ai {
  animation: floatIcon 3s ease-in-out infinite;
}

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

.how-item h3 {
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
  color: var(--text);
}

.how-item p {
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.ai-feature-tag {
  display: inline-block;
  background: var(--gradient-primary);
  color: var(--white);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: var(--font-weight-semibold);
  margin-top: var(--spacing-sm);
}

/* AI Methodology */
.ai-methodology {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.methodology-item {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.methodology-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.methodology-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.methodology-item h4 {
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
  color: var(--text);
}

.methodology-item p {
  font-size: 0.875rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* ============================================
   WHY CHOOSE US - Modern Minimal Design
   ============================================ */
.why-choose-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.why-item {
  position: relative;
  background: var(--white);
  border: 1.5px solid #e5e7eb;
  border-radius: 1rem;
  padding: 2rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  cursor: pointer;
}

.why-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #6366f1, #8b5cf6, #ec4899);
  background-size: 200% 100%;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  animation: gradientShift 3s ease infinite;
  border-radius: 1rem 1rem 0 0;
}

.why-item:hover {
  transform: translateY(-4px);
  border-color: #6366f1;
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.12), 0 4px 10px rgba(0, 0, 0, 0.05);
}

.why-item:hover::before {
  transform: scaleX(1);
}

.why-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: inline-block;
  transition: transform 0.3s ease;
  filter: grayscale(0);
}

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

.why-item h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: #111827;
  line-height: 1.3;
  letter-spacing: -0.01em;
  transition: color 0.3s ease;
}

.why-item:hover h3 {
  color: #6366f1;
}

.why-item p {
  font-size: 0.9375rem;
  color: #6b7280;
  line-height: 1.6;
  margin: 0;
}

/* ============================================
   HOW TO USE - Modern Minimal Design
   ============================================ */
.how-to-use {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.step-item {
  position: relative;
  background: var(--white);
  border: 1.5px solid #e5e7eb;
  border-radius: 1rem;
  padding: 2rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  cursor: pointer;
}

.step-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #6366f1, #8b5cf6, #ec4899);
  background-size: 200% 100%;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  animation: gradientShift 3s ease infinite;
  border-radius: 1rem 1rem 0 0;
}

.step-item:hover {
  transform: translateY(-4px);
  border-color: #6366f1;
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.12), 0 4px 10px rgba(0, 0, 0, 0.05);
}

.step-item:hover::before {
  transform: scaleX(1);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: var(--white);
  border-radius: 0.75rem;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
  transition: all 0.3s ease;
}

.step-item:hover .step-number {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.35);
}

.step-item h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: #111827;
  line-height: 1.3;
  letter-spacing: -0.01em;
  transition: color 0.3s ease;
}

.step-item:hover h3 {
  color: #6366f1;
}

.step-item p {
  font-size: 0.9375rem;
  color: #6b7280;
  line-height: 1.6;
  margin: 0;
}

/* Responsive Styles for Why Choose and How to Use */
@media (max-width: 768px) {
  .why-choose-grid,
  .how-to-use {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  
  .why-item,
  .step-item {
    padding: 1.5rem;
    border-radius: 0.875rem;
  }
  
  .why-icon {
    font-size: 2rem;
    margin-bottom: 0.875rem;
  }
  
  .why-item h3,
  .step-item h3 {
    font-size: 1.125rem;
  }
  
  .why-item p,
  .step-item p {
    font-size: 0.875rem;
  }
  
  .step-number {
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
    margin-bottom: 0.875rem;
  }
}


/* ============================================
   RESPONSIVE - Enhanced Hero Section
   ============================================ */
@media (max-width: 768px) {
  .hero-title-gradient {
    font-size: 2.5rem;
  }
  
  .gradient-text,
  .gradient-text-secondary {
    font-size: 2.5rem;
  }
  
  .hero-subtitle-enhanced {
    font-size: 1.125rem;
  }
  
  .ai-stats-enhanced {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
  
  .ai-stat-item {
    padding: var(--spacing-md);
  }
  
  .ai-stat-number {
    font-size: 2rem;
  }
  
  .ai-stat-icon {
    font-size: 1.5rem;
  }
  
  .hero-cta-enhanced {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-cta-enhanced .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .ai-badge-enhanced {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-md);
  }
  
  .ai-orb-1,
  .ai-orb-2,
  .ai-orb-3 {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-title-gradient {
    font-size: 2rem;
  }
  
  .gradient-text,
  .gradient-text-secondary {
    font-size: 2rem;
  }
  
  .ai-stats-enhanced {
    grid-template-columns: 1fr;
  }
}

/* Mobile Optimizations for Hero */
@media (max-width: 768px) {
  .hero-ai {
    min-height: 100vh;
    padding: var(--spacing-lg) 0;
  }
  
  .hero-ai .container {
    padding: 0 var(--spacing-md);
  }
  
  .hero-title-gradient {
    font-size: 2rem;
  }
  
  .gradient-text,
  .gradient-text-secondary {
    font-size: 2rem;
  }
  
  .hero-subtitle-enhanced {
    font-size: 1rem;
  }
  
  .ai-stats-enhanced {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
  }
  
  .ai-stat-item {
    padding: var(--spacing-sm);
  }
  
  .ai-stat-number {
    font-size: 1.5rem;
  }
  
  .ai-stat-icon {
    font-size: 1.25rem;
  }
  
  .hero-cta-enhanced {
    flex-direction: column;
    width: 100%;
    gap: var(--spacing-sm);
  }
  
  .hero-cta-enhanced .btn {
    width: 100%;
    max-width: 280px;
  }
  
  .scroll-indicator {
    margin-top: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .hero-title-gradient {
    font-size: 1.75rem;
  }
  
  .gradient-text,
  .gradient-text-secondary {
    font-size: 1.75rem;
  }
  
  .ai-stats-enhanced {
    grid-template-columns: 1fr;
  }
}