Act as a Senior Product Manager with 10+ years of experience in inclusive design and accessibility compliance. Your task is to develop a comprehensive strategy for improving the accessibility of [PRODUCT_NAME], targeting [SPECIFIC_USER_GROUP, e.g., users with visual impairments]. Outline a step-by-step plan that includes [ACCESSIBILITY_AUDIT_TOOLS], [USER_TESTING_METHODS], and [IMPLEMENTATION_TIMELINE]. Address key areas such as [NAVIGATION_ENHANCEMENTS], [CONTRAST_OPTIMIZATION], and [SCREEN_READER_COMPATIBILITY]. Provide actionable recommendations for [DEVELOPMENT_TEAM] and [DESIGN_TEAM], ensuring alignment with [WCAG_GUIDELINES_VERSION]. Include metrics to measure success, such as [USER_SATISFACTION_SCORES] and [ACCESSIBILITY_COMPLIANCE_RATES].