Nano Banana prompt: A young man with dark, curly hair and a short beard, captured in a warm, low-key...

A young man with dark, curly hair and a short beard, captured in a warm, low-key lighting setup. He is smiling genuinely, looking slightly off-camera with his right hand gently touching his hair. The image should have a slightly desaturated, moody aesthetic, with deep shadows enhancing the contours of his face and the warmth of his expression. The background should be indistinct and dark." 100% use my upload reference image image generate