@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Navy Blue Theme Colors */
  --primary-navy: #1a2b4a;
  --secondary-navy: #2c3e66;
  --light-navy: #3d5a80;
  --dark-navy: #0d1b2a;
  
  /* Accent Colors */
  --gold: #d4af37;
  --gold-light: #f0d98f;
  --gold-dark: #b8941f;
  
  /* Neutral Colors */
  --white: #ffffff;
  --off-white: #f8f9fa;
  --light-gray: #e8ecef;
  --medium-gray: #6c757d;
  --dark-gray: #343a40;
  
  /* Gradients */
  --gradient-navy: linear-gradient(135deg, var(--primary-navy) 0%, var(--secondary-navy) 100%);
  --gradient-gold: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
  --gradient-overlay: linear-gradient(135deg, rgba(26, 43, 74, 0.95) 0%, rgba(44, 62, 102, 0.95) 100%);
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(26, 43, 74, 0.08);
  --shadow-md: 0 4px 16px rgba(26, 43, 74, 0.12);
  --shadow-lg: 0 8px 32px rgba(26, 43, 74, 0.16);
  --shadow-xl: 0 16px 48px rgba(26, 43, 74, 0.24);
  
  /* Typography */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

body {
  font-family: var(--font-body);
  color: var(--dark-gray);
  background-color: var(--off-white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary-navy);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
  font-size: 1rem;
  color: var(--medium-gray);
  margin-bottom: 1rem;
}

/* Header */
header {
  background: var(--gradient-navy);
  color: var(--white);
  padding: 1.5rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-base);
}

.logo:hover {
  color: var(--gold-light);
  transform: translateY(-2px);
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
  align-items: center;
}

nav a {
  color: var(--white);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  transition: var(--transition-base);
  position: relative;
  padding: 0.5rem 0;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: var(--transition-base);
}

nav a:hover::after {
  width: 100%;
}

nav a:hover {
  color: var(--gold-light);
}

.cart-icon {
  position: relative;
  cursor: pointer;
  font-size: 1.5rem;
  transition: var(--transition-base);
}

.cart-icon:hover {
  color: var(--gold-light);
  transform: scale(1.1);
}

.cart-count {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--gold);
  color: var(--primary-navy);
  border-radius: 50%;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

/* Hero Section */
.hero {
  background: var(--gradient-overlay), url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><rect fill="%231a2b4a" width="1200" height="600"/></svg>');
  background-size: cover;
  background-position: center;
  color: var(--white);
  padding: 8rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(212, 175, 55, 0.1) 0%, transparent 50%);
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 1.5rem;
  animation: fadeInUp 1s ease;
}

.hero p {
  font-size: 1.25rem;
  color: var(--light-gray);
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease 0.2s backwards;
}

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

/* Buttons */
.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: var(--gradient-gold);
  color: var(--primary-navy);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
  background: var(--white);
  color: var(--primary-navy);
  transform: translateY(-3px);
}

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

.btn-outline:hover {
  background: var(--primary-navy);
  color: var(--white);
}

/* Container */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

/* Section Titles */
.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title h2 {
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient-gold);
  border-radius: 2px;
}

.section-title p {
  font-size: 1.1rem;
  color: var(--medium-gray);
  max-width: 600px;
  margin: 1.5rem auto 0;
}

/* Product Grid */
.products-section {
  background: var(--white);
}

.filters {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.75rem 1.5rem;
  background: var(--light-gray);
  color: var(--primary-navy);
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
}

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

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  position: relative;
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.product-image {
  width: 100%;
  height: 350px;
  object-fit: cover;
  transition: var(--transition-slow);
}

.product-card:hover .product-image {
  transform: scale(1.05);
}

.product-info {
  padding: 1.5rem;
}

.product-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary-navy);
  margin-bottom: 0.5rem;
  font-family: var(--font-heading);
}

.product-description {
  font-size: 0.9rem;
  color: var(--medium-gray);
  margin-bottom: 1rem;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gold-dark);
  margin-bottom: 1rem;
}

.add-to-cart-btn {
  width: 100%;
  padding: 0.875rem;
  background: var(--gradient-navy);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.add-to-cart-btn:hover {
  background: var(--gradient-gold);
  color: var(--primary-navy);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Cart Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(13, 27, 42, 0.8);
  backdrop-filter: blur(5px);
  z-index: 2000;
  animation: fadeIn 0.3s ease;
}

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

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 2rem;
  max-width: 600px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  animation: slideUp 0.3s ease;
  box-shadow: var(--shadow-xl);
}

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

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--light-gray);
}

.modal-header h2 {
  color: var(--primary-navy);
  font-size: 1.75rem;
}

.close-btn {
  background: none;
  border: none;
  font-size: 2rem;
  cursor: pointer;
  color: var(--medium-gray);
  transition: var(--transition-fast);
  line-height: 1;
}

.close-btn:hover {
  color: var(--primary-navy);
  transform: rotate(90deg);
}

.cart-items {
  margin-bottom: 2rem;
}

.cart-item {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  background: var(--off-white);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  transition: var(--transition-base);
}

.cart-item:hover {
  background: var(--light-gray);
}

.cart-item-image {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.cart-item-info {
  flex: 1;
}

.cart-item-title {
  font-weight: 600;
  color: var(--primary-navy);
  margin-bottom: 0.25rem;
}

.cart-item-price {
  color: var(--gold-dark);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.quantity-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.quantity-btn {
  width: 28px;
  height: 28px;
  border: none;
  background: var(--primary-navy);
  color: var(--white);
  border-radius: 50%;
  cursor: pointer;
  font-weight: 700;
  transition: var(--transition-fast);
}

.quantity-btn:hover {
  background: var(--gold);
  color: var(--primary-navy);
  transform: scale(1.1);
}

.quantity {
  font-weight: 600;
  min-width: 30px;
  text-align: center;
}

.remove-btn {
  background: none;
  border: none;
  color: var(--medium-gray);
  cursor: pointer;
  font-size: 1.25rem;
  transition: var(--transition-fast);
}

.remove-btn:hover {
  color: #dc3545;
  transform: scale(1.2);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  background: var(--gradient-navy);
  color: var(--white);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}

.cart-total h3 {
  color: var(--white);
  font-size: 1.5rem;
}

.total-amount {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gold-light);
}

.empty-cart {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--medium-gray);
}

.empty-cart-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  opacity: 0.3;
}

/* Checkout Form */
.checkout-form {
  display: grid;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-weight: 600;
  color: var(--primary-navy);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.875rem;
  border: 2px solid var(--light-gray);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-navy);
  box-shadow: 0 0 0 3px rgba(26, 43, 74, 0.1);
}

.payment-methods {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.payment-option {
  padding: 1rem;
  border: 2px solid var(--light-gray);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-base);
  text-align: center;
  font-weight: 600;
}

.payment-option:hover {
  border-color: var(--primary-navy);
  background: var(--off-white);
}

.payment-option.active {
  border-color: var(--primary-navy);
  background: var(--primary-navy);
  color: var(--white);
}

.card-details {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.card-details.active {
  display: grid;
}

/* Footer */
footer {
  background: var(--gradient-navy);
  color: var(--white);
  padding: 3rem 2rem 1.5rem;
  margin-top: 4rem;
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  color: var(--gold-light);
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

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

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

.footer-section a {
  color: var(--light-gray);
  text-decoration: none;
  transition: var(--transition-base);
}

.footer-section a:hover {
  color: var(--gold-light);
  padding-left: 5px;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--light-gray);
}

/* Responsive Design */
@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 1rem;
  }
  
  nav ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  
  .hero {
    padding: 4rem 1rem;
  }
  
  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
  }
  
  .payment-methods {
    grid-template-columns: 1fr;
  }
  
  .card-details {
    grid-template-columns: 1fr;
  }
  
  .modal-content {
    width: 95%;
    padding: 1.5rem;
  }
}

/* Loading Animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid var(--light-gray);
  border-top-color: var(--primary-navy);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Smooth Scroll */
html {
  scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--light-gray);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-navy);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-navy);
}