Luxury Superyacht Concierge Web App

Generate a complete, fully functional, single-file luxury superyacht and maritime concierge web application prototype with zero dependencies and zero paid APIs. This prompt instructs advanced AI coding assistants (Claude Artifacts, ChatGPT Canvas, Cursor, Antigravity) to build a production-grade, museum-quality web app featuring a flagship smartphone chassis toggle, procedural Web Audio sound synthesis (Kahlenberg foghorn, champagne cork pops, binaural ocean waves), an animated HTML5 Canvas.