“ stunning high-fashion supermodel posing confidently on a dimly lit runway, wearing a long elegant evening gown with a flowing train made of iridescent holographic fabric that shifts colors through the full rainbow spectrum depending on the viewing angle and light reflection, dramatic spotlight from above highlighting the metallic sheen and color-changing effect, sleek updo hairstyle with subtle rainbow highlights, bold makeup with iridescent eyeshadow, poised and intense expression, professional fashion photoshoot, highly detailed, photorealistic, 8k resolution