Great post. FYI... Most likely a minority of users but here are the images for MacOS;
Default;
/Users/john/Library/Application Support/Steam/steamapps/common/Cold Waters/ColdWaters.app/Contents/Resources/Data/StreamingAssets/default/hud
Override;
/Users/john/Library/Application Support/Steam/steamapps/common/Cold Waters/ColdWaters.app/Contents/Resources/Data/StreamingAssets/override/hud
