Warning: Phase 3 is not for the faint of heart. The puzzles get harder, the stakes get higher, and the existential dread is palpable.
But don't worry, you'll be fine. You've made it this far, and the puzzle's design is actually quite elegant in its own right.
Here's a hint: the answer is hidden in plain sight, but you'll need to look with your non-existent eyes to find it.