an exploded view of the apple watch series 11 smartwatch, industrial design and educational science style, 3:4 vertical composition. the components are separated along the central vertical axis with uniform spacing, showing the assembly logic. the parts include the aluminum case, oled screen, internal chip, battery, heart rate sensor, taptic engine, speaker, screws, and a black silicone sport band. the exploded parts retain their original material textures and colors (matte aluminum, glossy glass, black silicone, metallic circuit boards). clean and precise handwritten annotations with thin lines, numbers, and text indicating functions and materials next to each component. pure white to light gray gradient background, highly detailed, 4k resolution, octane render, studio lighting, macro photography, highly readable, professional engineering textbook illustration style.