Minimalist Metallic Candy Bar Wrapper

a single unbranded sealed candy bar wrapper standing upright in the exact center, plain smooth metallic silver foil packaging with crimped serrated seams at top and bottom, no text or logos, minimal product photography, dark black-to-charcoal studio background with subtle circular spotlight glow behind the object, glossy black reflective surface beneath, soft reflection and shadow, high contrast monochrome grayscale, clean symmetrical framing, dramatic low-key lighting, soft rim highlights along wrapper edges, realistic materials, fine foil texture, premium advertising still life, shot at eye level with a normal lens, shallow depth of field