Create a 4k concept art for a 3d animatic movie poster. the poster should depict a scene reminiscent of a 3d pixar animation. in the foreground, you'll find a cheerful child wearing a bright blue t-shirt and navy blue shorts, standing beside a friendly, minimalist robot that is smiling and holding the child's hand. in the background, behind the child and the robot, there is a large smartphone displaying a chat interface. on either side of the smartphone, the room of the child is visible, adorned with various awards, such as soccer balls, tennis rackets, bicycles, and sneakers. the overall atmosphere should evoke a sense of wonder and friendship.