Pixar-inspired cartoon character creator, cheerful kid, 10-12 years old, bright curious eyes, few freckles on nose, messy brown hair, casual wear, blue jeans, white sneakers, colorful backpack, holding a pencil and sketchbook, sitting at a wooden desk, surrounded by papers and drawing tools, warm cozy study room, afternoon sunlight streaming through the window, soft focus background, vibrant colors, playful composition, cinematic lighting.