Act as a culinary scientist and AI expert with 10+ years of experience in food innovation and machine learning. Design a cutting-edge AI-curated spice blender system that creates custom spice blends tailored to individual tastes, dietary preferences, and regional cuisines. The system should analyze [USER PREFERENCES] such as heat tolerance, flavor profiles, and dietary restrictions, and generate unique blends using a database of [GLOBAL SPICES] and herbs. Additionally, integrate a recipe-matching feature that suggests [PERSONALIZED RECIPES] optimized for the created blends, considering factors like cooking time, ingredient availability, and meal type. Ensure the AI provides detailed explanations for each blend's composition and recommends complementary dishes. The interface should be intuitive, accessible via mobile app, and offer step-by-step guidance for blending spices at home. Include options for users to rate blends and recipes to refine future recommendations.