:root {
      --primary-color: #667eea;
      --secondary-color: #764ba2;
      --success-color: #10b981;
      --warning-color: #f59e0b;
      --danger-color: #ef4444;
      --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
      --card-hover-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
      --border-radius: 16px;
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    /* Header Section */
    .marketplace-header {
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-radius: var(--border-radius);
      padding: 2.5rem;
      margin-bottom: 2rem;
      box-shadow: var(--card-shadow);
      text-align: center;
    }

    .marketplace-title {
      color: var(--primary-color);
      font-size: 2.5rem;
      font-weight: 700;
      margin: 0;
      text-shadow: 0 2px 10px rgba(102, 126, 234, 0.2);
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 15px;
    }

    .marketplace-subtitle {
      color: #6b7280;
      margin-top: 0.5rem;
      font-size: 1.1rem;
    }

    /* Add Product Button */
    .add-product-container {
      text-align: right;
      margin-bottom: 2rem;
    }

    .add-product-btn {
      background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
      border: none;
      border-radius: 12px;
      padding: 14px 28px;
      color: white;
      font-weight: 600;
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      transition: var(--transition);
      box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
      font-size: 16px;
    }

    .add-product-btn:hover {
      transform: translateY(-3px);
      box-shadow: 0 10px 30px rgba(16, 185, 129, 0.4);
      color: white;
      text-decoration: none;
    }

    /* Filters Section */
    .filters-container {
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-radius: var(--border-radius);
      padding: 2rem;
      margin-bottom: 2rem;
      box-shadow: var(--card-shadow);
    }

    .filter-title {
      font-size: 1.2rem;
      font-weight: 600;
      color: #374151;
      margin-bottom: 1.5rem;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .form-control {
      border: 2px solid #e5e7eb;
      border-radius: 12px;
      padding: 14px 18px;
      transition: var(--transition);
      font-size: 15px;
      background: white;
    }

    .form-control:focus {
      border-color: var(--primary-color);
      box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
      background: white;
    }

    .clear-filters-btn {
      background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
      border: none;
      border-radius: 12px;
      color: white;
      padding: 12px 24px;
      font-weight: 600;
      transition: var(--transition);
      box-shadow: 0 4px 15px rgba(107, 114, 128, 0.3);
    }

    .clear-filters-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(107, 114, 128, 0.4);
    }

    /* Products Grid */
    .products-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
      gap: 2rem;
      margin-bottom: 3rem;
    }

    .product-card {
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-radius: var(--border-radius);
      overflow: hidden;
      box-shadow: var(--card-shadow);
      transition: var(--transition);
      border: 1px solid rgba(255, 255, 255, 0.2);
      position: relative;
    }

    .product-card:hover {
      transform: translateY(-10px);
      box-shadow: var(--card-hover-shadow);
    }

    .product-image-container {
      position: relative;
      height: 250px;
      overflow: hidden;
    }

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

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

    .product-body {
      padding: 1.5rem;
    }

    .product-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: #1f2937;
      margin-bottom: 0.75rem;
      line-height: 1.4;
    }

    .product-description {
      color: #6b7280;
      font-size: 14px;
      line-height: 1.5;
      margin-bottom: 1rem;
    }

    .product-price {
      font-size: 1.4rem;
      font-weight: 700;
      color: var(--primary-color);
      margin-bottom: 1.5rem;
    }

    /* Buttons */
    .btn-view-product {
      background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
      border: none;
      border-radius: 12px;
      padding: 12px;
      color: white;
      font-weight: 600;
      text-decoration: none;
      display: block;
      text-align: center;
      transition: var(--transition);
      margin-bottom: 1rem;
      box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    }

    .btn-view-product:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
      color: white;
      text-decoration: none;
    }

    .action-buttons {
      display: flex;
      gap: 10px;
      margin-bottom: 1rem;
    }

    .btn-edit {
      background: linear-gradient(135deg, var(--warning-color) 0%, #d97706 100%);
      border: none;
      border-radius: 10px;
      color: white;
      padding: 8px 16px;
      font-size: 13px;
      font-weight: 600;
      text-decoration: none;
      transition: var(--transition);
      flex: 1;
      text-align: center;
    }

    .btn-edit:hover {
      transform: translateY(-1px);
      color: white;
      text-decoration: none;
      box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
    }

    .btn-delete {
      background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%);
      border: none;
      border-radius: 10px;
      color: white;
      padding: 8px 16px;
      font-size: 13px;
      font-weight: 600;
      transition: var(--transition);
      flex: 1;
    }

    .btn-delete:hover {
      transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
    }

    /* Status Section */
    .status-section {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-top: 1rem;
      border-top: 1px solid #e5e7eb;
    }

    .status-badge {
      padding: 6px 12px;
      border-radius: 20px;
      font-size: 12px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .status-available {
      background: rgba(16, 185, 129, 0.1);
      color: var(--success-color);
      border: 1px solid rgba(16, 185, 129, 0.2);
    }

    .status-unavailable {
      background: rgba(239, 68, 68, 0.1);
      color: var(--danger-color);
      border: 1px solid rgba(239, 68, 68, 0.2);
    }

    .status-btn {
      padding: 6px 12px;
      border-radius: 8px;
      font-size: 12px;
      font-weight: 500;
      text-decoration: none;
      transition: var(--transition);
    }

    .status-btn-available {
      background: rgba(16, 185, 129, 0.1);
      color: var(--success-color);
      border: 1px solid rgba(16, 185, 129, 0.3);
    }

    .status-btn-unavailable {
      background: rgba(239, 68, 68, 0.1);
      color: var(--danger-color);
      border: 1px solid rgba(239, 68, 68, 0.3);
    }

    .status-btn:hover {
      transform: translateY(-1px);
      text-decoration: none;
    }

    /* No Results */
    .no-results {
      text-align: center;
      padding: 3rem;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-radius: var(--border-radius);
      box-shadow: var(--card-shadow);
    }

    .no-results-icon {
      font-size: 4rem;
      color: var(--primary-color);
      margin-bottom: 1rem;
      opacity: 0.7;
    }

    .no-results h4 {
      color: #374151;
      font-weight: 600;
      margin-bottom: 0.5rem;
    }

    .no-results p {
      color: #6b7280;
      margin: 0;
    }

    /* Modal Improvements */
    .modal-content {
      border-radius: var(--border-radius);
      border: none;
      box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
    }

    .modal-header {
      background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
      color: white;
      border-radius: var(--border-radius) var(--border-radius) 0 0;
      border-bottom: none;
      padding: 1.5rem;
    }

    .modal-title {
      font-weight: 600;
    }

    .modal-body {
      padding: 2rem;
      font-size: 16px;
      color: #374151;
    }

    .modal-footer {
      padding: 1.5rem;
      border-top: 1px solid #e5e7eb;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .products-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
      }
      
      .marketplace-title {
        font-size: 2rem;
      }
      
      .filters-container {
        padding: 1.5rem;
      }
      
      .action-buttons {
        flex-direction: column;
      }
    }

    /* Animation Enhancements */
    .animate-on-scroll {
      opacity: 0;
      transform: translateY(30px);
      transition: all 0.6s ease;
    }

    .animate-on-scroll.animated {
      opacity: 1;
      transform: translateY(0);
    }