Compressed Natural Gas (CNG) Market Size & Forecasts 2026-2035, By Segments (Source, End-Use), Growth Opportunities, Innovation Landscape, Regulatory Shifts, Strategic Regional Insights (U.S., Japan, China, South Korea, UK, Germany, France), and Competitive Dynamics (Tata Motors, Cummins, Westport Innovations, BRC Gas Equipment, Agility Fuel Solutions)