Grandiose Art Nouveau architecture, sinuous lines, organic shapes, flowing curves, ornate metalwork, stained glass windows, lavish decorations, opulent chandeliers, luxurious fabrics, natural stone walls, intricately carved wood panels, high ceilings, large skylights, clerestory windows, south-facing orientation, warm sunny day, soft diffused light, gentle shadows, 1/2 composition, symmetrical framing, vivid color palette, realistic textures, subtle ambient occlusion.