Travel and Tourism Market Size & Forecasts 2026-2035, By Segments (Application, Travel Mode, Booking, Traveler Type, Travel Days, Type), Growth Opportunities, Innovation Landscape, Regulatory Shifts, Strategic Regional Insights (U.S., Japan, China, South Korea, UK, Germany, France), and Competitive Dynamics (Expedia Group, Booking Holdings, Airbnb, Trip.com Group, TripAdvisor)