Product Promo Animation · jitoffice bundle Generate a single-file, self-contained HTML product promotional animation video (15-30s) from a product brief/PRD. Produces a multi-scene GSAP timeline storyboard, a four aspect-ratio switcher (16:9/4:3/1:1/9:16), a zero-emoji SVG icon system, brand colors harvested from the official site, playback controls, and SEO video metadata. Use when the user asks for a product promo animation, marketing/ad video, animated HTML demo, or product launch video, or mentions building a product video with GSAP/motion/SVG. 基于产品需求文档/PRD/简介生成单文件、自包含的 HTML 产品宣传动画视频；当用户要求制作产品宣传动画、营销/广告视频、HTML 动画演示或产品发布视频时使用。
