feat: redesign benefits section with image cards

- Replaced icon-based feature cards with new image-based card layout using product benefit images
- Updated grid layout to 7-column system with asymmetric card sizes for better visual hierarchy
- Added hover effects with cyan highlights and scale transitions for better interactivity
- Implemented responsive design with custom rounded corners for mobile/desktop views
- Removed unused FeatureCard, FeatureTitle and FeatureDescription components
- Adde

package.json

@@ -14,6 +14,7 @@
     "@headlessui/react": "^2.2.9",
     "@heroicons/react": "^2.2.0",
     "@lobehub/icons": "^1.97.2",
+    "@radix-ui/react-icons": "^1.3.2",
     "@react-three/drei": "^9.89.2",
     "@react-three/fiber": "^8.15.12",
     "@tabler/icons-react": "^3.35.0",