#bhub_custom_variation_options {
    padding: 5px;
    margin-top: 10px;
    font-family: inherit;
    color: #333;
}

#bhub_custom_variation_options h3 {
    margin: 0 0 12px;
    font-size: 22px;
    font-weight: 600;
    color: #444;
    border-bottom: 1px solid #ddd;
    padding-bottom: 6px;
}

#bhub_custom_variation_options input,
#bhub_custom_variation_options select,
#bhub_custom_variation_options textarea {
    all: unset;
    display: block;
    box-sizing: border-box;
    width: 100%;
    font: inherit;
    color: inherit;
    background: #fff;
}

#bhub_custom_variation_options #bhub_prod_details,
#bhub_custom_variation_options #bhub_variable_details {
    margin-bottom: 12px;
    font-size: 16px;
}

#bhub_custom_variation_options #bhub_prod_details label,
#bhub_custom_variation_options #bhub_variable_details label {
    font-weight: 500;
    font-size: 16px;
    display: block;
    margin-bottom: 6px;
    color: #3f3f3f;
}

#bhub_custom_variation_options input,
#bhub_custom_variation_options select,
#bhub_custom_variation_options textarea {
    padding: 8px 10px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 14px;
    background: #fff;
    transition: border-color 0.2s ease;
}

#bhub_custom_variation_options select {
    width: 100%;
    padding: 8px 36px 8px 10px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 14px;
    line-height: 1.4;
    background-color: #fff;
    color: #000;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="%236B7280"><path fill-rule="evenodd" d="M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z" clip-rule="evenodd" /></svg>');
    background-repeat: no-repeat;
    background-position: right 7px center;
    background-size: 20px;
    appearance: none;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.1s ease;
}

#bhub_custom_variation_options select:focus {
    border-color: #666;
    outline: none;
    box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.08);
}

#bhub_custom_variation_options input:focus,
#bhub_custom_variation_options select:focus,
#bhub_custom_variation_options textarea:focus {
    outline: none;
    border-color: #999;
}

#bhub_custom_variation_options table {
    width: 100%;
    border-collapse: collapse;
    margin: 15px 0;
    font-size: 15px;
    font-family: inherit;
    color: #333;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
}

#bhub_custom_variation_options th,
#bhub_custom_variation_options td {
    padding: 10px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

#bhub_custom_variation_options th {
    font-weight: 700;
    color: #444;
    font-size: 16px;
}

#bhub_custom_variation_options td {
    font-size: 16px;
    color: #555;
}

#bhub_custom_variation_options tr:hover {
    background: #f4f4f4;
}

#bhub_custom_variation_options tr:last-child td {
    border-bottom: none;
}