Realistic Gym Mirror Selfie

Ultra-realistic gym mirror selfie of a {argument name="subject" default="fit young woman"} seated on a red bench of a strength-training machine, he is taking a mirror selfie with his iphone in his right hand, looking slightly to the side with a a relaxed, rela confident expression, he is wearing a {argument name="outfit" default="white pattern no sleev tshirt and black gym full pent with tie-dye patterns"}. White athletic shoes with subtle detailing and Headphones. 100same face maching. Black and white gym combo dress full please\n\nPlane white top\n\n{argument name="accessories" default="Black sunglasses"} no crop full image keep my face same 100% as in the reference image\n"Add a clean handwritten signature text 'https://t.co/TGEdg5NvyO' at the bottom corner (preferably bottom right), subtle but clearly visible, matching the color tone of the design, slightly embossed or glowing, not overpowering the main subject, aligned professionally like a premium artwork watermark.