Test the ability to design a comprehensive, evidence-based workplace wellness program for sedentary office workers that integrates behavior-change theory with ergonomic and physical-activity interventions, biometric monitoring, cost-effectiveness analysis, legal/regulatory compliance, and a 12-month implementation, evaluation, and sustainability plan; expected deliverable: a program blueprint with theoretical rationale, intervention components, measurable process and outcome metrics, data collection/monitoring methods, budget and ROI estimates, compliance and risk-mitigation strategies, and a timeline for implementation, evaluation, and long-term maintenance.