A highly detailed 3D render of a sci-fi baroque concept design featuring an anatomically correct brain device with a built-in terrarium, showcasing a steampunk aesthetic. The intricate details highlight a fusion of brass gears and glass tubes intertwined with lush greenery and tiny ecosystems, all encased within a transparent dome. The scientific essence is emphasized by precise neural pathways illuminated with soft glowing lights, creating a hyper-realistic and photorealistic visual experience with subtle creative nuances enhancing its otherworldly allure.