edit only the vanity countertop remove the current countertop with the grooves on the left and right sides replace it with a countertop in the same stone with identical color veining and finish featuring a triple bullnose edge profile three distinct rounded convex beads on the front edge smooth top surface with no grooves or channels on either side keep the same dimensions position and sink do not change anything else in the image walls faucet mirror lighting cabinet and camera perspective remain identical photorealistic result with consistent lighting and shadows conseils