html {
  height: 100%;
  width: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Hero background */
.hero-bg {
  background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), 
              url('https://images.unsplash.com/photo-1483985988355-763728e1935b?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1170&q=80');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

/* Newsletter background */
.newsletter-bg {
  background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), 
              url('https://images.unsplash.com/photo-1483985988355-763728e1935b?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1170&q=80');
  background-size: cover;
  background-position: center;
}

/* Category card hover effects */
.category-card {
  transition: all 0.3s ease;
  overflow: hidden;
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.category-card:hover .category-overlay {
  opacity: 1;
}

.category-overlay {
  transition: opacity 0.3s ease;
}

/* Product card animations */
.product-card {
  transition: all 0.3s ease;
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

/* Button animations */
button {
  transition: all 0.3s ease;
}

button:hover {
  transform: translateY(-1px);
}

/* Loading animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid #333;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Modal styles */
.modal {
  backdrop-filter: blur(5px);
  animation: fadeIn 0.3s ease;
}

.modal-content {
  animation: slideUp 0.3s ease;
}

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

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

/* Search bar */
.search-active {
  transform: scaleX(1);
  opacity: 1;
}

.search-hidden {
  transform: scaleX(0);
  opacity: 0;
}

/* Responsive improvements */
@media (max-width: 768px) {
  .hero-bg {
    background-attachment: scroll;
  }
  
  .product-card:hover {
    transform: none;
  }
  
  .category-card:hover {
    transform: none;
  }
}

/* Success messages */
.success-message {
  background: #10B981;
  color: white;
  padding: 12px 24px;
  border-radius: 6px;
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
  animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

/* Cart badge animation */
.cart-badge-animate {
  animation: bounce 0.3s ease;
}

@keyframes bounce {
  0%, 20%, 60%, 100% { transform: translateY(0); }
  40% { transform: translateY(-10px); }
  80% { transform: translateY(-5px); }
}

/* 3D Styles */
.perspective-1000 {
  perspective: 1000px;
}

.preserve-3d {
  transform-style: preserve-3d;
}

.category-card-3d {
  transition: all 0.3s ease;
}

.category-card-3d:hover {
  transform: translateY(-10px) rotateX(5deg) rotateY(5deg);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
}

.category-canvas {
  transition: all 0.3s ease;
}

/* 3D Canvas containers */
#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

#sale-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* Hero content animations */
.hero-content h1,
.hero-content p,
.hero-content button {
  animation: fadeInUp 1s ease forwards;
}

.hero-content h1 {
  animation-delay: 0.3s;
}

.hero-content p {
  animation-delay: 0.6s;
}

.hero-content button {
  animation-delay: 0.9s;
}

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

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

.float-animation {
  animation: float 6s ease-in-out infinite;
}

/* Gradient text */
.gradient-text {
  background: linear-gradient(45deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Glass morphism effect */
.glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* 3D button effects */
.btn-3d {
  position: relative;
  transform: translateZ(0);
  transition: all 0.3s ease;
}

.btn-3d:hover {
  transform: translateZ(10px) scale(1.05);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Particle system styles */
.particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  animation: floatParticle 15s infinite linear;
}

@keyframes floatParticle {
  0% {
    opacity: 0;
    transform: translateY(100vh) scale(0);
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateY(-100vh) scale(1);
  }
}

/* Hover glow effects */
.glow-on-hover {
  transition: all 0.3s ease;
}

.glow-on-hover:hover {
  box-shadow: 0 0 30px rgba(103, 58, 183, 0.6);
  transform: scale(1.02);
}

/* Scrolling animations */
.scroll-reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.6s ease;
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Enhanced product cards */
.product-card-enhanced {
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.1);
}

.product-card-enhanced:hover {
  transform: translateY(-15px) rotateX(2deg) rotateY(2deg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.product-card-enhanced::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;
}

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