PROMPT:
Create a captivating image of an otherworldly portal radiating vibrant, electric hues of blue, green, yellow, and orange, set amidst a mystical dark atmosphere. The portal's undulating, wispy tendrils stretch and swirl, as if alive, illuminating the surrounding environment with an ethereal glow. Incorporate subtle, intricate details and textures to achieve a highly photorealistic appearance. The overall effect should evoke a sense of wonder and mystique, drawing the viewer into the heart of the mesmerizing spectral lights phenomenon.
