Remote collaboration across time zones comes down to documentationd. When a teammate picks up a file eight hours after you've clocked off, the quality of your handoff notes decides whether they can keep moving or have to wait for you to wake up.
I've worked across South Africa, Europe, and Asia time zones on product design, UI, and illustration projects. Annotating a Figma file, naming layers properly, leaving a clear note on why a decision was made, that's the habit that keeps a design handoff from stalling.
Writing as if the next person has zero context isn't optional when nobody's online at the same time..