What is included in the closing-cost estimate, and do you know when the first mortgage payment and service charge will actually be collected? Those timing details can make the first month look very different.
I’d also ask the inspector to separate urgent defects from cosmetic items and anything...
Confirm that “fixed for 30 years” really means the rate is fixed for the entire term. I’d also ask the lender to explain portability in writing—what exactly transfers, and under what conditions?