Tested Through: 6.1.2
Customizer 3.1.1 — adds full light/dark mode support: a runtime theme toggle, light/dark theme pairing, and matching dark presets (Bootstrap Default Dark, Harbor Dark, Mint Fresh Dark, Slate Pro Dark, Solarized Dark). Ships a refreshed preset pack and various form/color customizer refinements. Tested through UserSpice 6.1.2.