A stunning 3D rendering of a crystalline skull crafted from translucent glass, illuminated by ethereal blue light that emanates from within, casting intricate patterns of luminescent glow across its surface. The scene is set against a deep black backdrop, enhancing the skull's ghostly presence while showcasing its fragile, delicate structure with realistic, high-definition detail. The reflections and refractions in the glass create a complex interplay of light, adding depth and layers to the visual experience, evoking a sense of mystery and advanced sci-fi allure.