Improve website design with richer visual effects

- Add scrolling marquee ticker between hero and stats
- Add animated star canvas in hero background
- Per-plugin accent colours with matching hover glows
- Redesigned stats as bordered card grid with SVG icons
- 3-column plugin grid with staggered reveal delays
- Spinning gradient ring on founder avatar
- Pulsing timeline dots with glow animation
- Hero badge shimmer effect and animated gradient headline
- Noise texture overlay for depth
- Gradient mesh background on GitHub CTA section
- Improved nav underline hover state
- Hamburger open/close animation
- Stop star canvas RAF when hero scrolls out of view

Author: ajaydsouza