Still missing pieces of article bodies...
...if I turn on whitespace condensation. Again, list view. Doesn't seem restricted to any particular feed.
In the meantime, I've started with the CSS from http://userscripts.org/scripts/show/116850 , and I'm going to see if I can squeeze down the toolbar margins as far as you have them.
I do also use http://userscripts.org/scripts/show/78351 , but I've tried turning that off, with no obvious change. In fact, I switched off absolutely everything in Scriptish *or* Stylish that could affect Google pages, including the stop-following-me-around-the-webs userscript, forced cache clear, and triple-checked everything.