biomechanical cyberpunk manga style macabre style polar bear,  post-apocalypse urban background at night, snowing, smiling, happy eyes, mouth closed, large dimly glowing mechanical eyes, large wounds, . dark, gothic, grim, haunting, highly detailed, . vibrant, high-energy, detailed, iconic, Japanese comic style, . cybernetics, human-machine fusion, dystopian, organic meets artificial, dark, intricate, highly detailed