feat: add architecture section with animated illustrations

- Created HomeArchitecture component showcasing decentralized network principles with SVG animations
- Added animated illustrations for mesh networking, no extraction, no control, and no central servers
- Enhanced CallToAction with cyan radial glow effect for visual emphasis
- Fixed audience gallery image paths to use correct /images/audiences/ directory

src/pages/home/HomeBlink.tsx

@@ -17,7 +17,7 @@ export function HomeBlink({ onGetStartedClick }: { onGetStartedClick: () => void
         <Spotlight className="-top-40 left-0 md:-top-20 md:left-60" />
 
         <div className="relative z-10 mx-auto w-full max-w-7xl p-4 md:pt-0">
-          <H1 className="text-black text-center font-bold">
+          <H1 className="text-black text-center font-bold tracking-wide">
             MYCELIUM
           </H1>
           <H4 className="text-center mt-4">The Living Network of the Next Internet</H4>