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Adult man seated on a black metal-framed chair, legs crossed with right over left knee, torso leaning forward holding phone for mirror selfie. Shirtless upper body exposing broad shoulders and defined pectorals; white checkered button-down shirt worn open at chest revealing abdominal muscles through placket. Black tailored trousers with cuffed hems meet black ribbed crew socks pulled mid-calf and black leather cap-toe oxford shoes. Framed within a white-framed mirror reflection showing marble-tiled floor tiles and background potted plant. Natural directional sunlight from left creates high-contrast highlights on bare chest and sharp shadow patterns on chair legs. Polished anime 2.5D next-gen game art style with expressive athletic anatomy, clean vector lines, confident masculine pose emphasizing torso definition., shot on iPhone 15 Pro main camera, authentic smartphone computational photography, natural Smart HDR and true-to-life skin texture, vertical 9:16 Xiaohongshu lifestyle feed, bright clean everyday scene, unretouched phone photo with subtle sensor grain, trendy Chinese internet 网红 aesthetic, candid influencer energy, phone held naturally in one hand for selfie, phone visible in frame, a single uninterrupted photograph only, no written words or typography anywhere in frame, no captions, no app UI, no social-media post layout, no screenshot borders