Modernize WordPress E-commerce UX

I want my WooCommerce site to feel as smooth as it performs, so the brief is simple: give the entire shopping journey a fresh, modern look without disturbing the underlying WordPress build. Key touch-points... (Budget: ₹1500 - ₹12500 INR, Jobs: HTML, PHP, UI / User Interface, UX / User Experience, Web Design, Website Design, WooCommerce, WordPress)