Act as an experienced escape room designer with 5+ years of industry expertise. Write a detailed blog post explaining how to create a successful escape room from scratch. Cover key elements like [THEME SELECTION], [PUZZLE DESIGN], and [IMMERSIVE ATMOSPHERE]. Provide actionable tips for [BUDGET-FRIENDLY SETUP], [PLAYER ENGAGEMENT STRATEGIES], and [TESTING & ITERATION]. Include real-world examples and common pitfalls to avoid. The tone should be engaging and informative, targeting both beginners and seasoned creators. Aim for 1,500+ words with subheadings, bullet points, and visuals (describe placeholder images).