Sorry to drag up an old thread, but after a long time thinking about whether there was a way to achieve cleaner footnote citations via pandoc-citeproc (which I and several others have run into trouble with; see https://github.com/jgm/pandoc-citeproc/issues/82 and https://github.com/jgm/pandoc-citeproc/issues/69 in addition to this thread), I had a idea. I altered the CSL file of chicago-fullnote-bibliography.csl, changing the class attribute of the root style element from "notes" to "in-text":