CNO Developer System
Two typefaces, a short scale, and a hard rule: sizes come from the tokens.
ProximaNova is the UI typeface (weights 300 to 800, each with its own file). Noto Serif is for article body text. Letter spacing is normal.
fonts.css). Set -webkit-font-smoothing: antialiased on body.--font-family: ProximaNova, "Helvetica Neue", Helvetica, Arial, "Nimbus Sans L", sans-serif; --font-family-serif: "Noto Serif", Georgia, Times, "Times New Roman", serif;