:root {
  --primary: #d4a5a5;
  --secondary: #9b8a8a;
  --accent: #f5d5d5;
  --dark: #2a2a2a;
  --light: #fafafa;
  --border: #e0d7d7;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--light);
  color: var(--dark);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navbar */
.navbar {
  background: white;
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--dark);
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--primary);
}

.cart-link {
  font-weight: bold;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
  padding: 6rem 2rem;
  text-align: center;
  color: white;
}

.hero-content h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

.hero-content p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.3s;
  font-weight: 500;
}

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

.btn-primary:hover {
  background: var(--secondary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(212, 165, 165, 0.3);
}

.btn-secondary {
  background: var(--border);
  color: var(--dark);
}

.btn-secondary:hover {
  background: var(--secondary);
  color: white;
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

.btn-large {
  width: 100%;
  padding: 1rem;
  font-size: 1.1rem;
}

.btn-remove {
  background: #f5a5a5;
  color: white;
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
}

.btn-back {
  background: var(--border);
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  margin-bottom: 2rem;
  color: var(--dark);
}

/* Categories */
.categories {
  padding: 4rem 0;
}

.categories h2 {
  font-size: 2rem;
  margin-bottom: 2rem;
  text-align: center;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.category-card {
  background: white;
  padding: 2rem;
  border-radius: 8px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
  border: 1px solid var(--border);
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0,0,0,0.1);
  border-color: var(--primary);
}

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

.category-card h3 {
  margin-bottom: 0.5rem;
  color: var(--primary);
}

/* Products */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.product-card {
  background: white;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s;
  border: 1px solid var(--border);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.product-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: var(--accent);
}

.product-card h3 {
  padding: 1rem 1rem 0.5rem;
  font-size: 1rem;
}

.price-catalog {
  padding: 0 1rem;
  color: var(--primary);
  font-weight: bold;
  font-size: 1.2rem;
}

.product-card .btn {
  width: calc(100% - 2rem);
  margin: 1rem;
}

/* Product Detail */
.product-detail {
  padding: 2rem 0;
}

.product-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 2rem;
  align-items: start;
}

.product-image-large {
  width: 100%;
  border-radius: 8px;
  background: var(--accent);
}

.product-info h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.category-label {
  color: var(--secondary);
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.price-large {
  font-size: 2rem;
  color: var(--primary);
  font-weight: bold;
  margin-bottom: 1rem;
}

.description {
  color: #666;
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.quantity-selector {
  margin: 1.5rem 0;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.quantity-selector input {
  width: 80px;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 1rem;
}

/* Filters */
.filters {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.75rem 1.5rem;
  border: 1px solid var(--border);
  background: white;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.3s;
  color: var(--dark);
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* Cart */
.cart-page {
  padding: 2rem 0;
}

.empty-state {
  text-align: center;
  padding: 3rem;
  background: white;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.cart-table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  margin-bottom: 2rem;
  border-radius: 8px;
  overflow: hidden;
}

.cart-table th,
.cart-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.cart-table th {
  background: var(--accent);
  font-weight: bold;
}

.cart-summary {
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  max-width: 400px;
  margin-left: auto;
  margin-bottom: 2rem;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.summary-row.total {
  border-top: 2px solid var(--border);
  padding-top: 1rem;
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--primary);
}

.cart-actions {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
}

/* Checkout */
.checkout-page {
  padding: 2rem 0;
  max-width: 500px;
  margin: 0 auto;
}

.checkout-form {
  background: white;
  border-radius: 8px;
  padding: 2rem;
  border: 1px solid var(--border);
}

.form-section {
  margin-bottom: 2rem;
}

.form-section h3 {
  margin-bottom: 1rem;
  color: var(--primary);
}

.checkout-form input {
  width: 100%;
  padding: 0.75rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 1rem;
}

.order-summary {
  background: var(--accent);
  padding: 1.5rem;
  border-radius: 4px;
}

.order-summary p {
  margin: 0.5rem 0;
}

.order-note {
  font-size: 0.9rem;
  color: var(--secondary);
  font-style: italic;
}

/* Success Page */
.success-page {
  padding: 4rem 0;
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.success-message {
  text-align: center;
  background: white;
  padding: 3rem;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.success-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
}

.success-message h1 {
  color: var(--primary);
  margin-bottom: 1rem;
}

.confirmation-id {
  font-weight: bold;
  color: var(--secondary);
  margin: 1rem 0;
}

.success-details {
  background: var(--accent);
  padding: 1.5rem;
  border-radius: 4px;
  margin: 2rem 0;
}

/* Footer */
footer {
  background: var(--dark);
  color: white;
  padding: 2rem 0;
  text-align: center;
  margin-top: 4rem;
}

/* Page Header */
.page-header {
  background: var(--accent);
  padding: 3rem 0;
  text-align: center;
  margin-bottom: 3rem;
}

.page-header h1 {
  color: var(--primary);
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .product-layout {
    grid-template-columns: 1fr;
  }
  
  .nav-links {
    gap: 1rem;
  }
  
  .cart-actions {
    flex-direction: column;
  }
  
  .cart-actions .btn {
    width: 100%;
  }
}