Enhance product selection UI

- Added cursor pointer style to the product selection area for better user experience.
- Updated click event handler to toggle active state on the new '.control-label-nav' class, improving the interaction for selecting products.

themes/classic/assets/css/custom.scss

@@ -708,6 +708,7 @@ body#product {
                 flex-direction: row;
                 justify-content: space-between;
                 align-items: center;
+                cursor: pointer;
 
                 &.active {
                   .form-control-select-standard-handler {

themes/classic/assets/js/custom.js

@@ -38,10 +38,10 @@ jQuery(document).ready(function ($) {
     });
 
 
-    $(document).on('click', '.form-control-select-standard-handler', function () {
-        $(this).parent().toggleClass('active');
-        $(this).parent().parent().parent().toggleClass('active');
-        $(this).parent().siblings('.form-control-select-custom').slideToggle();
+    $(document).on('click', '.control-label-nav', function () {
+        $(this).toggleClass('active');
+        $(this).parent().parent().toggleClass('active');
+        $(this).siblings('.form-control-select-custom').slideToggle();
     });
 });