Act as an urban futurist with 10+ years of experience in dynamic architecture. Design a metropolis where [BUILDING MATERIALS] have embedded nanotechnology allowing streets, bridges, and districts to physically rearrange themselves every [24 HOUR CYCLE]. The city operates on [CENTRAL AI COORDINATION] that optimizes layouts for traffic flow, energy efficiency, and emergency response. Describe how citizens navigate this environment, what happens to stationary objects during rearrangements, and the cultural impact of living in a city that never looks the same two days in a row. Include at least 3 unique districts that serve specialized purposes through their adaptive designs.