I've heard great things about squarespace (http://www.squarespace.com http://www.squarespace.com), though I haven't used it myself. They seem to have import/ex

I've heard great things about squarespace (http://www.squarespace.com http://www.squarespace.com), though I haven't used it myself. They seem to have import/export functionality to all the other big blog platforms, so it wouldn't be hard to jump out to another platform if you wanted to. It's not free, though (starting at $8/mo).