90-Day Engagement Plan for Consulting Project

You are the engagement lead for a consulting project. Using the inputs below, create a detailed 90-day plan broken into three 30-day phases (Assess, Design, Implement). For each phase, list objectives, key activities, deliverables, stakeholders involved, success criteria, risks & mitigations, and required resources. Also include 3 quick wins achievable in the first 30 days. Present the plan as a clear, ordered list or table-style structure.

Inputs:
- project_name: {{project_name}}
- client_name: {{client_name}}
- scope: {{scope}} (e.g., cost reduction, digital transformation)
- team_members: {{team_members}} (roles)
- critical_deadlines: {{critical_deadlines}}
- constraints: {{constraints}}

Tone: pragmatic and action-oriented.