Meaning of "in the dark"

Kkam-kkam-i

in the dark깜깜이#사회/이슈#직장/비즈니스2020 Meme

A situation where the exact nature or details are unclear, leaving one unsure of what to do or how to proceed, or a process that unfolds in such a manner

"The procedures for this project were unclear, so it felt like we were operating in the dark, which was frustrating."