Need a custom FAQ category page & detail page build for Shopify store

Looking for a experienced developer with experience working with Shopify platform to build:
1x Custom FAQ Category Page
1x Custom Detail Page With Collapsible Menu

I would like these two pages to look and layout exactly like the following link:
https://www.anthropologie.com/help/customer-service
https://www.anthropologie.com/size-guides

In detail
I would like ONE custom page with a side navigation menu and clickable banners in the center.
Like this - https://www.anthropologie.com/help/customer-service

I would like ONE custom page with collapsible menu.
Like this - https://www.anthropologie.com/size-guides

All build on Shopify platform.
I will provide the banners and all require text content.
Please include your price and expected turnaround time with your proposal.

If you have any questions, please don't hesitate to let me know via message.

Thank you so much!