- Create conversion-optimized 404 page with multiple sections
- Add NotFound translations for en, sr, de, fr locales
- Implement rotating urgency messages component
- Display first 4 products as bestsellers with product cards
- Show 6 rotating testimonials from ProductReviews
- Include TrustBadges for social proof
- Add OpenPanel tracking for 404 page views
- Final CTA section with link to all products
SEO: Returns proper 404 status while converting lost traffic into customers
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