Commercial advertising studio photography of a fitness food product mockup. In the center, a premium matte black packaging bag stands upright on a dark gym floor. The brand logo on the bag reads "RÜHL'S LEGACY", and the main product title is boldly written in metallic silver: "HIGH PROTEIN POPCORN". Below it, a bright red banner states the flavor: "TUNAFISH EDITION". The packaging features a prominent, highly detailed graphic illustration of the massive, smiling German pro bodybuilder Markus Rühl in a most muscular pose. Big text on the side reads: "MUSS SCHMECKEN! 50g PROTEIN". Around the base of the bag, freshly popped crunchy popcorn kernels are scattered, mixed with small, stylized, clean pieces of cooked tuna steak for a dramatic flavor visualization. The background shows a dark, gritty hardcore bodybuilding gym with old-school cast iron dumbbells and heavy chains, softly blurred. Dramatic cinematic studio lighting with intense rim light highlights the contours of the product bag, creating a professional, epic, and powerful fitness commercial look. Hyper-realistic, 8k resolution, volumetric smoke, sharp focus, 35mm lens --ar 16:9 Ver más