
Legacy restaurant chains are overhauling their interiors to blend heritage with modern appeal. Mellow Mushroom has instituted a unified design system that still celebrates local artwork and quirky details across its 162 locations. Cousins Subs shifted to an industrial, Midwestern‑inspired aesthetic, emphasizing brand pillars and a two‑tone logo. Bad Ass Coffee of Hawaii revamped its look with subtle Hawaiian colors, natural materials, and surf‑culture cues to differentiate in a crowded coffee market.

Restaurants are redefining outdoor dining, from game‑filled patios at O.H.S.O Brewery in Phoenix to refined riverfront wine bars like The Easy Company in Washington, DC. Designers emphasize climate‑specific shade, heating and cooling solutions, and seamless indoor‑outdoor aesthetic continuity. A 2025...