/* ?? Base styles - Mobile First */
    body {
        font-family: Arial, sans-serif;
        margin: 0;
        padding: 0;
        color: #333;
        background-color: #f9f9f9;
    }

    .product-viewer-container {
        display: flex;
        flex-direction: column; /* Mobile : image au-dessus, infos en dessous */
        gap: 15px;
        margin: 10px;
        padding: 15px;
        border: 1px solid #ddd;
        border-radius: 8px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
        background-color: #fff;
    }

    /* ??? Image principale */
    .image-viewer {
        text-align: center;
    }
    .main-image {
        width: 100%;
        max-width: 100%;
        height: auto;
        border-radius: 8px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    }

    /* Miniatures */
    .thumbnail-container {
        display: flex;
        justify-content: center;
        gap: 8px;
        margin-top: 10px;
        flex-wrap: wrap;
    }
    .thumbnail {
        width: 55px;
        height: 55px;
        cursor: pointer;
        border: 2px solid transparent;
        border-radius: 5px;
        transition: transform 0.2s, border 0.2s;
    }
    .thumbnail:hover {
        transform: scale(1.05);
    }
    .thumbnail.selected {
        border-color: #007BFF;
    }

    /* ?? Infos produit */
    .product-info {
        flex: 1;
    }

    .product-header {
        margin-bottom: 15px;
    }
    .product-title {
        font-size: 20px;
        font-weight: bold;
        margin-bottom: 5px;
    }
    .product-price {
        font-size: 18px;
        color: #007BFF;
        font-weight: bold;
        margin-bottom: 10px;
    }

    /* ?? Sélecteur quantité */
    .quantity-selector {
        display: flex;
        flex-direction: column; /* Mobile : empilé */
        align-items: flex-start;
        gap: 8px;
        margin-bottom: 15px;
    }
    .quantity-input {
        width: 100%;
        max-width: 120px;
        padding: 6px;
        font-size: 16px;
        text-align: center;
    }
    .add-to-cart-btn {
        width: 100%;
        padding: 12px;
        background-color: #007BFF;
        color: white;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        font-size: 16px;
    }
    .add-to-cart-btn:hover {
        background-color: #0056b3;
    }

    /* ?? Onglets */
    .tab-buttons {
        display: flex;
        flex-direction: column; /* Mobile : en colonne */
        border-bottom: 2px solid #ddd;
        margin-bottom: 10px;
    }
    .tab-button {
        padding: 10px;
        cursor: pointer;
        text-align: center;
        background-color: #f1f1f1;
        color: #007BFF;
        font-weight: bold;
        border: none;
    }
    .tab-button.active {
        background-color: #007BFF;
        color: white;
    }

    .tab-content {
        display: none;
    }
    .tab-content.active {
        display: block;
    }

    /* ?? Fil d'arianne */
    .breadcrumb {
        font-size: 14px;
        color: #007BFF;
        text-decoration: none;
        margin: 10px 0;
        display: inline-block;
    }
    .breadcrumb:hover {
        text-decoration: underline;
    }

    /* ?? Desktop & Tablette */
    @media (min-width: 768px) {
        .product-viewer-container {
            flex-direction: row; /* Desktop : côte à côte */
            gap: 20px;
            margin: 20px;
            padding: 20px;
        }

        .image-viewer,
        .product-info {
            flex: 1;
        }

        .main-image {
            max-width: 450px;
        }

        .tab-buttons {
            flex-direction: row; /* Onglets en ligne */
        }
        .tab-button {
            flex: 1;
        }

        .add-to-cart-btn {
            width: auto; /* Sur desktop : bouton taille normale */
        }

        .quantity-selector {
            flex-direction: row; /* Desktop : en ligne */
            align-items: center;
        }
    }