Chongqing rainy-night city promo poster

做一张 3:4 城市宣传海报，主题是“山城雨夜·重庆”。整体像高端城市文旅 campaign poster，不要廉价旅行社风格。画面中心是层叠山城建筑、轻轨穿楼、湿润街道、霓虹倒影、江边雾气和夜色中的坡道。用现代中文排版，加入少量准确标题与副标题："山城雨夜" / "CHONGQING" / "8D 城市 / 江雾 / 火锅 / 轻轨 / 夜景"。信息密度适中，留白克制，色彩以深蓝、暖橙、湿润霓虹红为主，像一本设计年鉴里的城市品牌海报。

• Modelgpt-image-2
• Use casecampaign-poster
• Styleprompt-defined style
• Aspect ratioportrait

• Use casecampaign-poster
• Styleprompt-defined style
• Recommended specsportrait
• ModelGPT Image 2

Use this Chongqing rainy-night city promo poster prompt as a base. Replace the subject, product details, environment, lighting, brand colors, and output ratio while keeping the campaign-poster intent and the visual style direction stable.

• SubjectReplace the product, person, scene, interface, or object being generated.
• Use caseKeep or rewrite the destination as campaign poster, ad creative, cover image, poster, or ecommerce hero.
• Frameportrait
• Brand cuesAdd colors, materials, props, text-safe space, and the platform where the image will be used.

Choose the frame for the destination first, then use 1K, 2K, or 4K based on output quality needs. Product images and posters usually benefit from higher resolution.

• CheckSubject, lighting, composition, and frame are specific enough to review.
• CheckText-safe space is included when the image will carry a headline or ad copy.
• CheckResolution, credit cost, and final destination are checked before generation.

Chongqing rainy-night city promo poster works because it starts from the image job, then controls subject, composition, lighting, style, and frame. It is best for campaign poster while keeping the prompt-defined style direction stable.

• Can I use it directly?Yes. Replace the subject, brand cues, and frame, then generate in Image2Studio.
• Which ratio should I use?portrait