Implement Hero mesh animation

## Description

Implement the Hero silhouette animation as though out by @andreforsousa. This task depends on #152.

## Acceptance Criteria

- [ ] Implement the Hero silhouette animation

## To be defined

- [ ] Provide example or libraries to use for this
- [ ] Should the animation be enabled in tablet/phone?

Start by reviewing dependency #152 and the unresolved questions about animation libraries and tablet/phone support. Define the implementation approach and device scope before building the Hero silhouette animation. Done means the animation is implemented and its behavior across the agreed device targets is verified.

Written by the indexing model from the issue text.