Fix Shopify Mobile Menu Visibility

I'm seeking a skilled developer to resolve an issue with my Shopify store's mobile version. When opening the hamburger menu, the product categories are not visible, although they are still present. This issue arose after I updated some settings on the store.

Key Requirements:
- Diagnose and fix the visibility issue of product categories in the mobile hamburger menu.
- Ensure all product categories are displayed correctly and consistently.
- Maintain the current theme and settings without further disruptions.

Ideal Skills and Experience:
- Proficiency in Shopify platform and theme customization.
- Strong understanding of mobile responsive design.
- Experience troubleshooting and resolving menu visibility issues.
- Ability to work efficiently and communicate effectively.

Your expertise will help enhance the user experience on my Shopify store's mobile version. Looking forward to your solutions!