매끄러운 시간 여행 분할 화면

A horizontal split-screen cinematic shot of [Times Square, New York], seamlessly blending two different eras: the [1920s] on the left and the [present day] on the right. On the left side: era-appropriate historical architecture, vintage automobiles, classic materials, and period props. Pedestrians wear authentic 1920s attire with period-accurate hairstyles, hats, and accessories, evoking a nostalgic, historically faithful atmosphere. On the right side: the same location modernized with contemporary glass and steel architecture, glowing LED billboards, modern traffic, and current technology. Pedestrians wear modern everyday fashion. In the center: the two eras merge organically without a hard dividing line. Architecture and street surfaces fluidly morph from vintage cobblestones and brick to modern asphalt and concrete. Pedestrians from different eras cross paths, exchange curious glances, and react with wonder to each other's clothing and gadgets. Cinematic wide-angle composition, dynamic lighting shifting from vintage warm tones on the left to vivid neon and cool daylight on the right, photorealistic detail, immersive time-travel storytelling.