Create a highly detailed and cinematic video of a futuristic time travel portal in a mysterious environment. The scene features glowing energy swirls, vibrant neon lights, and a mechanical time machine surrounded by ancient ruins. The atmosphere is a blend of advanced technology and historical elements, with foggy, ethereal lighting and soft, otherworldly music. Include smooth transitions between different eras, showing a futuristic city skyline, a medieval castle, and a prehistoric jungle with dinosaurs in the background.