refactor: update page title/description and enhance HomeTab card hover effects

- Changed page title from "Unleash the Power of Decentralized Networks" to "Built for Digital Sovereignty"
- Updated meta description to emphasize sovereign peer-to-peer network and user-controlled infrastructure
- Refactored HomeTab card hover effects: moved scale transform from inner div to parent Link element
- Added border-transparent with hover:border-cyan-500 to card outline divs for cleaner hover state
- Remove

src/pages/home/animations/NoExtraction.tsx

@@ -230,7 +230,7 @@ export default function NoExtraction({
           cx={center.x + 130}
           cy={center.y - 10}
           r={10}
-          fill="#FF4D4D"
+          fill="#8B8B8B"
           initial={{ scale: 0, opacity: 0 }}
           animate={{ scale: [0, 1.2, 0.8], opacity: [0, 1, 0] }}
           transition={{