A striking portrait of a stunning girl embodying the Joker's essence, styled in a Christopher Nolan-inspired theme, adorned in a sleek female Batman costume. Her sinister grin captures a mesmerizing gaze into a shattered mirror, enveloped by an ominous aura of horror and dread. The composition highlights her graceful physique, captured in a high-resolution professional photo emphasizing intricate details. The scene exudes a wallpaper-like realism, infused with pearl-like reflections, set within a cyberpunk backdrop reflecting current fashion trends. Utilizing advanced rendering techniques such as C4D and octane rendering, the image achieves HD clarity with dynamic animated lighting and ray tracing, showcasing complex, vibrant details that bring the scene to life.