Produce a hyper-realistic late-night flash selfie collage made of three stacked mobile-phone photos. Young woman with shoulder-length dark hair, glowing skin, subtle blush, glossy pink lips, natural Korean-style makeup, wearing a blue-gray sleeveless tank top and silver chain necklace. Hand on face, playful wink, looking sideways, making a kissing expression. Direct flash creates bright highlights and deep shadows, dim bedroom background, casual selfie mood, messy soft hair strands, ultra-realistic skin, sharp eye and lip detail, Instagram/Tumblr aesthetic, 35mm photography, real light and shadow, ultra-sharp focus, high-definition resolution.