chore: completely remove all decorative animations as requested

Former-commit-id: 1efd9a9ae1d934a64375765f984740af874dd1a9

components/blocks/ReferencesSlider.tsx

@@ -5,8 +5,6 @@ import { motion } from 'framer-motion';
 import Link from 'next/link';
 import Image from 'next/image';
 import { HoverShineOverlay } from '@/components/ui/HoverShineOverlay';
-import { HDDBoreAnimation } from '@/components/ui/decorations/HDDBoreAnimation';
-import { TrenchLayingAnimation } from '@/components/ui/decorations/TrenchLayingAnimation';
 
 export interface Reference {
   id: string;
@@ -153,10 +151,6 @@ export function ReferencesSlider(props: ReferencesSliderProps) {
           <svg xmlns="http://www.w3.org/2000/svg" className="w-5 h-5" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round" strokeLinejoin="round"><line x1="5" y1="12" x2="19" y2="12"></line><polyline points="12 5 19 12 12 19"></polyline></svg>
         </Link>
       </div>
-      {/* Content-Aware Animation: HDD Drilling */}
-      <HDDBoreAnimation className="top-1/4 opacity-30" />
-      {/* Content-Aware Animation: Trenching */}
-      <TrenchLayingAnimation className="bottom-0 opacity-30" />
     </section>
   );
 }