Highly realistic, highly detailed HDR image of a man keynote speaker on stage; charcoal blazer over a fine black turtleneck, small clip-on lav mic. Camera: 135mm lens, f/2.0, ISO 800, chest-up angle from audience perspective. Lighting: overhead spot as strong key, cool backlight rim highlighting shoulders, faint fill from stage floor bounce; believable shadows across backdrop. Pose: mid-gesture with open hands,… Show full prompt