Generate a surreal depiction of a brilliant dawn with a purple sunrise. The sky should be a mesmerizing blend of pinks and soft purples, with a faint, ethereal glow on the horizon. Show a mystical terrain, featuring delicate, bioluminescent flora and fauna that illuminate the landscape with gentle, otherworldly radiance. Add a river meandering through the forest, reflecting the sunlight colors. Focus on intricate details and realism to create an image that transports viewers to this captivating realm. Ultra-high resolution, 8k, vibrant colors.