I would suggest that if your architecture diagrams are a bunch of icons provided by AWS/Azure/GCP with lines pointing at each other... you are doing it wrong.
The 'what does this element do for my system' is vastly more important than the 'which in vogue offering from my cloud provider implements it'.
The 'what does this element do for my system' is vastly more important than the 'which in vogue offering from my cloud provider implements it'.
I highly suggest folks take a look at the C4 Model: https://c4model.com/