"Cinema" or "Film" often sounds more "proper" or sophisticated than "Movies" if you are aiming for a high-end feel.

Depending on where you intend to use this phrase, here are a few ways to refine it for better flow and impact: For a Website or Social Media Bio

Use "Title Case" (capitalizing the first letter of each major word) for headings.

"We provide a sophisticated look at mature movies, lifestyle, and entertainment."

(Modern and catchy)

"Explore the intersection of mature cinema, lifestyle trends, and modern entertainment."

(Clear and professional)