3d cheeseburger model

Ultra-realistic 3D cheeseburger, high-detail food model, soft glossy brioche bun with sesame seeds, perfectly melted cheddar cheese dripping over a thick juicy grilled beef patty, fresh crisp lettuce, sliced tomatoes, pickles, and onions, rich textures with visible grill marks and meat fibers, subtle sauce layers (ketchup and mayo), studio lighting, soft shadows, physically accurate materials, PBR textures, 4K resolution, centered composition, isolated on neutral background, no stylization, no cartoon, no exaggeration, photorealistic, product rendering quality