"SANTRI: The Seeds of Hope" is an interactive RPG simulation designed as a "behavior-changing tool" for the 150-million-member Nahdlatul Ulama (NU) ecosystem. Developed using Replit AI in an agile methodology, the game bridges traditional Pesantren values with modern environmentalism. Innovation & Features: - Invisible Learning: Players master complex UN frameworks through localized RPG diplomacy. - Green Ledger Mechanic: Success is achieved by presenting real-world evidence and blueprints to community leaders. - The Final Commitment: A groundbreaking fourth-wall-breaking finale where players must type a tangible, real-world environmental pledge to complete their journey. SDG 12 (11/11) Alignment: We have meticulously mapped and embedded all 11 sub-targets of SDG 12 (Responsible Consumption & Production): 12.1 - 12.8 cover SCP policies, resource management, food waste, and education. 12.a - 12.c target tech transfer, sustainable tourism, and fossil-fuel subsidy rationalization.