Defense Platforms Market Size & Forecasts 2026-2035, By Segments (Technology Level, Propulsion System, Platform Type, Mission Type, Size and Capacity), Growth Opportunities, Innovation Landscape, Regulatory Shifts, Strategic Regional Insights (U.S., Japan, China, South Korea, UK, Germany, France), and Competitive Dynamics (Lockheed Martin, Raytheon Technologies, Northrop Grumman, Boeing, BAE Systems)