Improve website loading to the green zone

Technical optimization of the site based on OpenCart 2.3.0.2.3 has been completed. The work included: Audit of site performance (PageSpeed Insights) Fixing critical errors CLS, LCP, TTFB Optimization of DOM, CSS, and JavaScript structure Configuration of caching, preloads, lazy loading Improvement of performance to the green zone on mobile and PC devices All changes were made without disrupting the functionality of the store. After implementation, Google PageSpeed metrics reached stable results in the green zone.