Wan 2.5 Preview Prompt: An ethereal goddess with flowing silver hair and glowing translucent wings, adorned in shimmering celestial robes, standing gracefully atop a floating crystal platform surrounded by soft, radiant light and drifting sparkles; background of a vast cosmic nebula with swirling stars and gentle pastel colors, mystical and serene atmosphere, digital painting style, ultra-detailed, soft glowing effects.