Relevant Linear issue with full context [[ https://linear.app/comm/issue/ENG-1293/define-something-like-font-stack-on-landing || here ]]. Defined new `--font-stack` global CSS variable using the `:root` pseudo-class and replaced all instances of the same font usages throughout `landing` ('IBM Plex Sans', sans-serif).
[[ https://developer.mozilla.org/en-US/docs/Web/CSS/Using_CSS_custom_properties#using_the_root_pseudo-class || Read more about CSS global variables. ]]