LRT and dark are to protect YOU, their are other added benefits, and help towards detachment.
As far as your kids go, I would be the very best possible DAD that you can be, whatever that takes. Nothing would stop me from doing that no matter what anyone ever said or suggested. So YOU get to decide what that means. Being a DAD does not come with an instruction manual. So what does that look like to you? I mean sometimes you have to being easy going and other times you need tough love.
What will your relationship look like after divorce? This is the starting grounds of how that will take shape. I have seen all types of things happen and none are right or wrong. Your kids are YOUR family so do whatever is best for YOU!