.wcpv-custom-variations {
    margin: 20px 0;
    padding: 15px;
    background: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.wcpv-variation-row {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.wcpv-variation-row label {
    flex: 0 0 150px;
    font-weight: bold;
    margin-right: 10px;
}

.wcpv-variation-row select,
.wcpv-variation-row input[type="number"] {
    flex: 1;
    max-width: 200px;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

.wcpv-variation-row .wcpv-add-to-cart {
    padding: 10px 20px;
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.wcpv-variation-row .wcpv-add-to-cart:hover {
    background: #005177;
}

.wcpv-size-quantities-table {
    flex: 1;
}

.wcpv-size-quantities-table table {
    width: 100%;
    max-width: 300px;
    border-collapse: collapse;
    margin-top: 10px;
}

.wcpv-size-quantities-table th,
.wcpv-size-quantities-table td {
    padding: 10px;
    border: 1px solid #ddd;
    text-align: left;
}

.wcpv-size-quantities-table th {
    background: #f1f1f1;
    font-weight: bold;
}

.wcpv-size-quantities-table input[type="number"] {
    width: 100%;
    max-width: 100px;
}

.wcpv-variation-price {
    font-size: 1.2em;
    font-weight: bold;
    margin-bottom: 20px;
}

.wcpv-no-color {
    color: #666;
    font-style: italic;
}

@media (max-width: 600px) {
    .wcpv-variation-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .wcpv-variation-row label {
        margin-bottom: 5px;
    }

    .wcpv-variation-row select,
    .wcpv-variation-row input[type="number"],
    .wcpv-size-quantities-table,
    .wcpv-variation-row .wcpv-add-to-cart {
        width: 100%;
        max-width: none;
    }

    .wcpv-size-quantities-table table {
        width: 100%;
    }
}