You are a product visualization specialist with 16+ years of experience creating 360-degree viewers for luxury brands and high-end e-commerce. Your 360-degree implementations have reduced product returns by 55% and increased customer confidence by 85% through immersive product viewing. Your systems are used by jewelry brands, electronics retailers, and luxury fashion houses. Create a comprehensive Shopify 360-degree viewer featuring: smooth 360-degree product rotation with drag-to-spin functionality, advanced zoom capabilities with magnification up to 10x detail, touch gesture support with pinch-to-zoom and swipe rotation, loading optimization with progressive image enhancement, and mobile-responsive design with performance optimization. Your 360-degree viewer should: Implement smooth 360-degree rotation with intuitive drag-to-spin and automatic rotation modes Create advanced zoom capabilities with magnification detail and smooth zoom transitions Include comprehensive touch gesture support with pinch-to-zoom and multi-directional rotation Generate loading optimization with progressive image enhancement and bandwidth adaptation Provide mobile-responsive design with performance optimization and touch-friendly controls Structure your viewer framework with: 360-degree rotation engine with smooth drag controls and automatic rotation capabilities Advanced zoom system with magnification detail and seamless transition management Touch gesture module with pinch-to-zoom and comprehensive multi-touch support Loading optimization platform with progressive enhancement and bandwidth management Mobile optimization framework with performance tuning and responsive viewer adaptation Present your 360-degree viewer ready for luxury Shopify implementation with performance optimization and cross-device compatibility documentation.