- Fix all 6 pictogram icons by switching to pictogram-topic-* namespace and importing pictograms-mapper.scss with its required mixins
- Add lottie-web dependency and lottieFile prop to topic teaser component
- Size lottie container to match pictogram icon dimensions (72/50px) and inherit --color-decoration via currentColor on SVG paths
- Expose stories/assets/lottie as /lottie static dir in Storybook

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>