Cinematic Backlit Katana Samurai Portrait

Full-body cinematic studio portrait of an athletic man From reference image standing with his back to the camera, looking over his shoulder with a sharp glance. He is holding a traditional Japanese katana sword resting downward near his side. He is wearing a dark olive green sleeveless tank top, ultra-baggy cream-colored streetwear trousers, and dark sunglasses. The setting is a dark, minimalist concrete studio floor filled with subtle atmospheric haze and smoke. Directly behind him is a massive, bright white square softbox light panel, creating a powerful backlit silhouette effect with intense rim lighting that highlights the muscular definition of his arms and back. Cinematic composition, raw photography style, high contrast, dramatic chiaroscuro mood, sharp details, 85mm lens, f/2.8. --ar 4:5 Insert discreet watermark in the lower right corner of the image, vertical text (rotated 90°), written "aipromptlabs.online", Calibri Light font, white color with low opacity (semi-transparent), medium size. Extreme sharpness on the face, fabric texture and typography of the letters. Shot on Canon EOS R5, 50mm f/2.8, studio light.