A woman in a shimmering golden dress adorned with intricate patterns stands amidst glowing disco balls, capturing a luminescent glow in a captivating photorealistic portrait. The scene is bathed in a vibrant neon color palette, embracing the essence of rainbowcore, reflecting an elegant fusion of light and color. Her expression is serene yet dynamic, reminiscent of Ruslan Lobanov's and Mandy Disher's style of detailed character illustrations. The image is rendered in stunning clarity with a 32k UHD resolution, marked by an eye for raw, natural beauty and meticulous detail. The composition extends vertically in a 51:91 aspect ratio, emphasizing a graceful vertical elegance, while subtle enhancements amplify the ambiance, with rainbow hues subtly dancing on her skin and the smooth, reflective surfaces around her.