chore: completely remove all decorative animations as requested

Former-commit-id: 1efd9a9ae1d934a64375765f984740af874dd1a9

components/layout/Footer.tsx

@@ -3,9 +3,6 @@ import Image from 'next/image';
 import { useLocale } from 'next-intl';
 import { ShieldCheck, Leaf, Lock, Accessibility, Zap } from 'lucide-react';
 import { LanguageSwitcher } from './LanguageSwitcher';
-import { StratumLines } from '@/components/ui/decorations/StratumLines';
-import { HDDBoreAnimation } from '@/components/ui/decorations/HDDBoreAnimation';
-import { TrenchLayingAnimation } from '@/components/ui/decorations/TrenchLayingAnimation';
 
 interface CompanyInfo {
   contactEmail: string;
@@ -153,12 +150,6 @@ export function Footer({ companyInfo }: FooterProps) {
           <div className="flex items-center gap-2"><Zap className="w-4 h-4 text-white/40" /><span>High Performance</span></div>
         </div>
       </div>
-      {/* Content-Aware Animation: HDD Drilling */}
-      <HDDBoreAnimation className="top-0 opacity-20" invert />
-      {/* Content-Aware Animation: Trenching */}
-      <TrenchLayingAnimation className="bottom-0 opacity-20" invert />
-      {/* Abstract earth strata */}
-      <StratumLines placement="bottom-right" />
     </footer>
   );
 }