Light 1
Emitter radius: bigger softens shadows into wider penumbras.
Click a light on the canvas — or press 1 2 3 — to edit it.
Scene
Complete lighting setups — a starting point, everything stays editable.
Mirror-like walls: the room reflects the sphere. One bounce.
How far the camera sits from the sphere.
Shadow rays per area light: more give smoother soft shadows, but render slower.