expansive bathroom with elegant tub, simple style, sunlit windows, and tranquil hues

spacious modern bathroom freestanding tub minimalist design large windows natural light serene palette sleek vibe sunlit tranquil hues roomy bath ample peaceful scheme broad setting chic clean lines soft tones elegant simple expansive style contemporary luxurious airy bright elegance tranquility zen fresh open refined sophisticated stylish calming comfort polished relaxing ai generated