Well, if I havent said so already, welcome to HAN.
The B18B will be easy and affordable. If you wanted to trailblaze, build up a B20Z out of the 97-2000 CR-V.

F's aren't worth the trouble IMO, and H22's are growing rarer by the day.
For more info on hybrids and motor swaps, check out our Hybrid Forum and our Engine Tech & Tuning forum. To find a motor for sale, have a gander at our Parts Classifieds forum.