* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background: linear-gradient( 90deg, #f83600, #f9d423);
            color: #333;
            line-height: 1.6;
        }
        
        .container {
            max-width: 1290px;
            margin:  auto;
            padding: 20px;
        }
        
        header {
            text-align: center;
            margin-bottom: 30px;
            padding: 20px;
            background-color: #8B0000;
            color: white;
            border-radius: 8px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.5);
        }
        
        h1 {
            font-size: 2.5rem;
            margin-bottom: 10px;
        }
        
        .controls {
            display: flex;
            justify-content: space-between;
            margin-bottom: 20px;
            flex-wrap: wrap;
            gap: 15px;
        }
        
        .filters {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        
        button {
            padding: 10px 15px;
            background-color: #2f2f2f;
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        
        button:hover {
            background-color: #1a3f58;
        }
        
        select, input {
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 4px;
        }
        
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 1000;
            justify-content: center;
            align-items: center;
        }
        
        .modal-content {
            background-color: white;
            padding: 30px;
            border-radius: 8px;
            width: 90%;
            max-width: 500px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
            max-height: 90vh;
            overflow-y: auto;
        }
        
        .form-group {
            margin-bottom: 15px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 5px;
            font-weight: bold;
        }
        
        .form-group input, .form-group select, .form-group textarea {
            width: 100%;
            padding: 8px;
            border: 1px solid #ddd;
            border-radius: 4px;
        }
        
        .form-actions {
            display: flex;
            justify-content: flex-end;
            gap: 10px;
            margin-top: 20px;
        }
        
        .items-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
        }
        
        .item-card {
            background-color: rgb(255, 255, 255);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .item-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .item-image {
            width: 100%;
            height: 400px;
            object-fit: cover;
        }
        
        .item-details {
            padding: 15px;
        }
        
        .item-title {
            font-size: 1.2rem;
            margin-bottom: 10px;
            color: #2c3e50;
        }
        
        .item-price {
            font-weight: bold;
            color: #e74c3c;
            margin-bottom: 10px;
        }
        
        .item-category {
            display: inline-block;
            background-color: #ecf0f1;
            padding: 3px 8px;
            border-radius: 20px;
            font-size: 0.8rem;
            margin-bottom: 10px;
        }

        .item-work {
            display: inline-block;
            background-color: #d5dbdb;
            padding: 3px 8px;
            border-radius: 20px;
            font-size: 0.8rem;
            margin-bottom: 10px;
            margin-left: 5px;
        }
        
        .item-actions {
            display: flex;
            justify-content: column;
            gap: 10px;
            margin-top: 15px;
        }

        .item-link-container {
            text-align: center;
            margin-bottom: 10px;
        }
        
        .item-link {
            color: #3498db;
            text-decoration: none;
            font-weight: bold;
        }
        
        .item-link:hover {
            
            transition: transform 0.3s ease; /* animação suave */
            transform: scale(1.1);
        }

         .action-buttons {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
        }
        
        .action-buttons button {
            flex: 1;
            min-width: 120px;
            padding: 8px 12px;
            font-size: 0.9rem;
        }

        
        .purchase-btn:hover {
            background-color: #219653;
        }
        
        .edit-btn:hover {
            background-color: #e67e22;
        }
        
        .delete-btn:hover {
            background-color: #c0392b;
        }
        
        .comprado {
            opacity: 0.7;
            position: relative;
        }
        
        .comprado::after {
            content: "COMPRADO";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%) rotate(-45deg);
            background-color: rgba(231, 76, 60, 0.8);
            color: white;
            padding: 5px 15px;
            font-weight: bold;
            font-size: 1.2rem;
            border-radius: 4px;
        }
        
        .total {
            margin-top: 30px;
            text-align: right;
            font-size: 1.2rem;
            font-weight: bold;
        }

        .hidden {
            display: none;
        }
        
        .manga-filter {
            margin-top: 10px;
        }
        
        .popup {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 1000;
            justify-content: center;
            align-items: center;
        }
        
        .popup-content {
            background-color: white;
            padding: 20px;
            border-radius: 8px;
            width: 90%;
            max-width: 400px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        }
        
        .popup-actions {
            display: flex;
            justify-content: flex-end;
            gap: 10px;
            margin-top: 15px;
        }
        
        @media (max-width: 768px) {
            .controls {
                flex-direction: column;
            }
            
            .filters {
                justify-content: center;
            }
            
            .items-grid {
                grid-template-columns: 1fr;
            }
            .action-buttons {
                flex-direction: column;
            }
            
            .action-buttons button {
                width: 100%;
                margin-bottom: 5px;
            }
        }