Vibrant Art Nouveau pavilion, ornate metalwork, flowing organic lines, iridescent glass mosaics, warm golden lighting, rich jewel-toned color palette, contrasting bold black outlines, intricate botanical motifs, curved sinuous shapes, luxurious velvet drapes, polished marble floors, grand staircases, ornamental iron railings, soft natural light filtering through stained glass, shallow depth of field, 1/1 composition, symmetrical framing, warm atmospheric perspective.