It is confusing. Frankly, I think the examples in the goals chapter are really bad.
Your 180s sound good. Be careful about inviting him and suggesting plans, as that can feel like pursuit. Make plans for yourself, invite him, but if he doesn't go, make sure you go anyway.
Are you seeing an individual counselor? I highly recommend it. Among other things, you need to figure out if you still want to be married to him if he stays depressed and never wants children.
Me: 44 H: 44 Kids: 20, 16, 16, and 10 Together/Married: 22 years H announced he was emotionally detached and considering D: 4/4/16 H announced he is going to try to stay and reconnect: 5/1/16