use the uploaded image as the exact base reference maintain all original geometry layout proportions wall locations ceiling slope window placement shower position and toilet position do not change the architecture or spatial configuration refine and elevate the design with a more minimal cohesive and architectural approach tub area remove the raised wood slatted platform completely the freestanding tub should sit directly on the finished floor with no platform replace the dark translucent tub with a refined matte white or soft stone finish tub with clean minimal lines keep the tub centered under the window wall treatment maintain the vertical fluted wall behind the tub as the primary feature simplify surrounding materials so they do not compete the side walls should be large format light warm stone slabs with subtle texture and minimal veining avoid heavy contrast or busy patterns ceiling lighting remove the dropped wood ceiling feature and eliminate the decorative pendant cluster entirely replace with quiet minimal recessed ceiling lighting or a single subtle architectural light source keep the existing ceiling slope exactly as is shower maintain the exact shower size and position use clean minimal glass with low iron clarity keep the stone consistent with the side walls ensure the bench and niche feel integrated and carved from the same material toilet area maintain the toilet location but refine the partition wall so it feels more intentional and architectural slightly thicken or clean up the wall so it reads as a deliberate design element add a subtle integrated niche if appropriate overall design language modern organic minimal calm high end residential emphasize restraint and clarity reduce visual clutter and competing elements ensure all materials feel cohesive and part of one unified design language lighting rendering soft natural daylight with gentle shadows neutral warm tones high end editorial architectural rendering quality no dramatic or overly stylized lighting important do not alter the camera angle significantly do not redesign the layout only refine materials details and elements within the existing composition