A woman in a white dress checks her phone on a city footbridge, then suddenly loses her footing in a vertical Chinese period-drama scene

Prompt

15-second Chinese period costume short drama style, cinematic image quality, alternating warm gold and cool cyan tones, 2.35:1 widescreen composition compressed into a 9:16 vertical frame. Scene (0–3 seconds): a modern city at night. A beautiful young woman wearing a white dress stands on a pedestrian overpass, looking down at her phone. Suddenly, she loses her footing,

15秒中国古装短剧风格，电影感画面质感，暖金与冷青色调交替，2.35:1宽银幕构图压缩至9:16竖屏。 画面（0-3秒）：现代都市夜景，一个穿着白色连衣裙的年轻漂亮女生站在天桥上低头看手机，突然脚下踩空，