Initialize footnote interaction behavior within the given root element.
Pre-builds tooltips for all footnote references, attaches click handlers
for bidirectional scrolling between references and bodies, and attaches
hover handlers for tooltip display.
Parameters
root: HTMLElement
The root DOM element containing rendered Wikidot markup.
Initialize footnote interaction behavior within the given root element.
Pre-builds tooltips for all footnote references, attaches click handlers for bidirectional scrolling between references and bodies, and attaches hover handlers for tooltip display.