Improve mobile performance with responsive design, app campaigns

https://docs.google.com/document/d/e/2PACX-1vSu_Cwm76HoxNngk5XFReuFMJFC1Q5LfVnJrZMF_kmlrp-d29lwZpl6V3feT7dd7KmgQFo36_sD06QI/pub

Enhance mobile efficiency with receptive layout, app projects, and mobile-first material for seamless on-the-go user experiences.