upscale this image to 8x its original resolution using ai enhancement do not alter modify or reinterpret any element of the original image preserve exactly colors contrast brightness saturation composition facial features textures and all visual details only add pixel density to sharpen and clarify existing details no style transfer no noise reduction no color grading no background changes no artifact removal beyond what is inherent to clean upscaling the result must be a faithful high resolution version of the original nothing more
