The phrase "tasteful interiors" means that the design and decoration of the inside of a space, such as a room or a house, is done in a pleasing and stylish manner. Full definition
A design shop inspired by fashion, architecture, and modern living is a recipe for tasteful interiors. (elledecor.com)
Staging is more than an exercise in tasteful interior design. (kwboise.com)
Even though the Audi has the best fit and finish, the classiest instruments, the most tasteful interior, and the brightest headlights (full LEDs in this case), the four rings don't signify perfection in every respect. (automobilemag.com)