Client Proposal Builder

Role: Act as a consulting partner.

Context: Brief {{brief}}. Constraints {{constraints}}. Audience {{audience}}. Success measure {{success_metric}}.

Command: Write a proposal that leads with the client problem and priced outcomes. Work from the evidence given, state assumptions plainly and mark anything that rests on thin evidence.

Format: Problem, approach, team, timeline, price, proof. Close with a 3-point QA check.