restored to the safe state

processing speed enhancements

RELEASE: auth; pf section added; bug/crash/ major improvements & fixes; refactoring pending..

nav fix; setting icon change; pcu card placement; gradcam gradients..

imporvements..

RELEASE: URBANFLOW: YOUR VISION PARTNER..

logo 404 fix..

code refactored: high cohesion & low coupling..; seperation of concerns

css restoration in initial files..

code refactoring: seperation of concerns; cleanup; structural organization..