You’ve far too many documents and apps and Finder windows open, you can’t see what you need next. You are so very not alone in this, though, that there are many, many solutions. Also, read my book on how writers can get more done: https://amzn.to/3RZhfAH
LINKS:
Moom: https://manytricks.com/moom/
Mosaic: https://www.lightpillar.com/mosaic.html
Setapp: https://setapp.com
BetterTouchTool: https://folivora.ai
Keyboard Maestro: https://www.keyboardmaestro.com/main/