Luxurious Art Nouveau hotel, ornate furnishings, sinuous lines, flowing curves, organic forms, rich jewel tones, emerald green, sapphire blue, amethyst purple, golden accents, intricate mosaics, stained glass windows, grand chandeliers, velvet drapes, marble floors, ornate mirrors, lavish textiles, warm ambient lighting, soft focus, shallow depth of field, 1/2 composition, intimate atmosphere, realistic materials, subtle animations.