Grok, Claude and Kling: How a Designer Can Quickly Prepare a Complex Web Animation for Frontend

Designers are increasingly using AI not for the final image, but as a translator between a client's idea and a working task for frontend developers. One walkthrough showed three scenarios for using Grok, Gemini, Claude, Kling, CodePen and Spline to quickly assemble a clear package for developing a complex web animation.

Water effects

The first scenario is a hero block with water, ripples or drops that react to cursor movement. If there is a live reference, the task gets much easier: the designer can open the code of a site they like, hand it to an AI and ask it to isolate the fragment responsible for that specific animation. It may not work on the first try, but after that the model can serve as a debugger: ask it to add a contrasting background, check for errors and adjust the effect's parameters.

The second path is to skip dissecting someone else's site and search straight away for working examples in libraries of ready-made animations such as CodePen. Here it matters not only to save the link to the example, but also to record the exact name of the effect: that helps you find more relevant implementations and explain the task to a developer faster. As a result, the designer brings not a verbal description like "something like Apple's," but a concrete code prototype and baseline settings.

Product scroll animation

The most telling case is an exploded-view diagram of a burger, where the product breaks apart into layers as the user scrolls. To build it, the author first generated a separate exploded-view image in Gemini, then used the same service to reassemble the object, giving her a start frame and an end frame.

Both versions are then fitted in Figma to the same background, the same size and strictly matching positioning; otherwise the smooth transition in the next step will break.

Next, the images go to Kling, which builds a short looping video from the two states. The video is not meant as a final clip but as raw material for the scroll animation: frames are extracted from it and then bound to the page scroll.

To keep Claude or another coding assistant from improvising, the designer needs not only visuals but also a tidy set of materials:

• a full spec for the landing page and its sections
• a scroll-animation configuration with canvas parameters and scroll logic
• the source video to be split into frames
• identical file names in the prompt and in the project folder
• a description of the tech stack, for example Next.js and Tailwind CSS

The author stresses that small organizational mistakes most often break the result. If naming doesn't match, if the backgrounds on the images differ, or if the model starts drawing its own version instead of the original object, quality drops sharply. So AI works best here not as a magic button but as an accelerator inside a clear pipeline.

Particles and a logo

The third scenario is a logo or 3D object that disintegrates and reassembles from particles. For such tasks, instead of long written explanations, the advice is to go to Spline and look for ready-made scenes in the Community section. The designer then uploads their own model, sets the particle size and density, tunes the mouse reaction, the speed and the sharpness of the effect, and finally exports a script or a set of files for the frontend.

"Don't try to explain a complex animation only in words."

There is a simple logic behind this approach: the simpler the shape, the cleaner the result looks and the less time goes into tuning. A complex truck can also be built from particles, but a square, a symbol or a minimalist logo usually delivers a stronger visual effect and fewer integration problems. Spline has one downside: the service is paid, so it makes sense to use it where the effect genuinely shapes how the page is perceived.

What this means

The main takeaway is simple: AI does not replace design or frontend work, but it sharply shortens the distance between an idea and its implementation. If a designer brings a developer a reference, working code, a video, a tech spec and a clear set of files, a complex web animation stops being an abstract "beautiful idea" and becomes a task with predictable timelines and a clear cost.