This sounds right! A foundation plan always shows the below grade elements dashed. That’s why the foundation is only turned on in the dashed scene. The heavy, light, and hatch scenes should be showing solid walls above grade that will get overlaid on the dashed foundation. Stick with the default on this one!
Take a look at pages 434 – 435 for a typical foundation plan and all the stacking orders…
Here’s a link to the default drawing sets… https://workdrive.zohoexternal.com/external/anTTQ2LqBsA-Kd8U0
Let me know if that helps!