Act as a senior software engineer with 10+ years of experience in object-oriented programming (OOP). Explain the SOLID principles—Single Responsibility, Open/Closed, Liskov Substitution, Interface Segregation, and Dependency Inversion—in a way that is accessible to [BEGINNER/INTERMEDIATE/ADVANCED] developers. Provide [REAL-WORLD EXAMPLES/CODE SNIPPETS/THEORETICAL BREAKDOWNS] to illustrate each principle, and highlight common [MISTAKES/BEST PRACTICES/PITFALLS] developers encounter when applying them. Tailor your explanation to [WEB DEVELOPMENT/GAME DEVELOPMENT/ENTERPRISE SOFTWARE] contexts, ensuring clarity and practical relevance.