Feat/responsive UI

the homepage looks nice, but mobile responsiveness and polishing the
dark theme is wip

played with colors for the dark theme.
the design is now done for both web and mobile.

removed some commented css that we dont need

Complete rebuild from vanilla HTML/CSS/JS to Svelte SPA:
- Svelte 5 with runes, Vite 7, Bun runtime
- Custom History API router with code splitting
- CSS variable theme system (light/dark) with flash prevention
- 11 technical blog posts with inline SVG diagrams
- Responsive mobile-first layout
- Editorial design: square corners, bold borders, clean typography
- Fonts: Outfit (headings), Plus Jakarta Sans (body), JetBrains Mono (code)

…me tags

- Add /projects page showing all 6 products with GitHub/PyPI links
- Home page now features only HashPrep (Beta) and FuzzyBunny (Live)
- Add Projects nav link between Home and Blog
- Fix dark theme tag readability with dedicated tag CSS variables
- Add card accent stripes and product link sections

- Remove black accent stripe from ProductCard, BlogCard, and mission cards
- Fix inconsistent card heights on Projects page by using flex column
  layout with description flex-grow to push features/links to bottom
- Reduce tag size for tighter, more uniform spacing across cards

…agrams

- Use DM Mono for headings, Epilogue for blog/mission titles
- Add highlight.js with dynamic imports for C++, Python, Go
- Fix convergence chart clipped label (viewBox height)
- Center delimiter/length-prefix and tokenization diagrams
- Widen DAG boxes so text fits without overflow