Byzantine-inspired fitness club, luxurious atmosphere, ornate golden details, intricately patterned mosaics, vaulted ceilings, grand chandeliers, majestic columns, regal red carpet, ancient Greek statues, lush greenery, soft warm lighting, dramatic archways, marble flooring, frescoed walls, opulent furnishings, state-of-the-art equipment, energetic trainers, dynamic workout scenes, sweat-drenched athletes, intense exercise routines.