.wan-username-field {
    margin: 20px 0;
    padding: 15px;
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 4px;
    clear: both;
    width: 100%;
}

/* Hide quantity field when username field is present */
.wan-username-field ~ .quantity,
.wan-username-field + .quantity,
.single_add_to_cart_form:has(.wan-username-field) .quantity {
    display: none !important;
}

/* Alternative: hide quantity field with JavaScript class */
.wan-hide-quantity .quantity {
    display: none !important;
}

/* Ensure username field doesn't interfere with flex layouts */
.single_add_to_cart_form .wan-username-field {
    clear: both;
    float: none;
    display: block;
    width: 100%;
}

.wan-username-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: #333;
}

.wan-username-field input[type="text"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
    box-sizing: border-box;
}

.wan-username-field input[type="text"]:focus {
    border-color: #007cba;
    outline: 0;
    box-shadow: 0 0 0 2px rgba(0, 124, 186, 0.2);
}

.wan-username-description {
    margin: 8px 0 0;
    font-size: 12px;
    color: #666;
    font-style: italic;
}

.wan-username-field.required input[type="text"] {
    border-color: #dc3545;
}

.wan-username-field.required label::after {
    content: " *";
    color: #dc3545;
}