create a beautifully rendered modern bathroom interior based on a floor plan use a soft ambient lighting to create a serene atmosphere the walls should be a calming light gray with sleek minimalist fixtures the shower area features a transparent glass door reflecting subtle blue tones the floor is polished white marble with gentle gray veining the sink and countertop are a smooth white porcelain the toilet has a sleek contemporary design in white include a small feature wall of light wood panels behind the sink subtle greenery should be introduced with small potted plants for a touch of freshness