I'm looking for an experienced footwear designer to create a unique line of casual sneakers specifically for men. Key requirements: - Design innovative and stylish men's casual sneakers - Focus on comfort, durability, and market trends - Create detailed sketches and specifications Ideal skills and experience: - Proven footwear design portfolio, especially in men's casual sneakers - Strong understanding of materials and manufacturing processes - Ability to incorporate current fashion trends and consumer preferences Please provide samples of previous work and a detailed approach to the project.