The easiest home bar upgrade may be a lamp. Overhead light makes bottles glare, ice look flat, and guests feel exposed. A warm bulb near the cart or cabinet creates a softer point of focus. Keep the light practical enough to measure and pour, but low enough that the room relaxes. Atmosphere should support conversation, not announce a concept.
The Room / Atmosphere
Warm Lighting Makes a Better Home Bar
Low, warm light helps a home bar feel settled without pushing it into a themed lounge.