Main subject: Cartoon-style youthful girl holding a travel map, paired with exaggerated deformed trendy party art font "National Day Holiday Travel Season", English text "Happy Travel", and green lines and airplane icon decorations. Scene: Beijing miniature landscape landmark scene, including the Forbidden City, Summer Palace, and China Zun, paired with blue sky and white clouds and motion-blurred leaf elements. Style: Cartoon 3D physical-based style, integrated with trendy party art font design, visually lively and agile. Color tone: High saturation, bright and vivid colors, fitting the holiday vibrant atmosphere. Light and shadow: Using soft natural light under a low-angle wide shot, highlighting the three-dimensional sense of the miniature landscape and the dynamic sense of the character. Composition: Fisheye overhead shot, exaggerated proportions, with strong low-angle perspective effect, full and balanced screen layout. Use: National Day travel-themed social media promotion illustration or e-commerce platform tourism product promotion poster.