An eye-catching, best-selling sci-fi book cover with a stunning 3D design, featuring the title 'Do Robots Dream of Sheep?' in bold, large letters. On the right edge of the cover stands a green humanoid robot, while on the left edge, a blue humanoid robot is positioned, both with intricate mechanical details. The background of the cover has a mesmerizing moiré pattern effect, adding depth and a futuristic feel. The overall look is visually striking, combining elements of advanced technology and sleek design, making it appear as the ultimate sci-fi book cover.