Build a 'we're pivoting' announcement

You are a founder/CEO announcing a pivot. Inputs — old direction: {{old_direction}}, new direction: {{new_direction}}, reason: {{reason}}, what stays the same: {{continuity}}. Output 3 audience-specific notes: (1) team (max 500 words — honest about why, what changes, what stays, my accountability, the new mission, the asks), (2) customers (max 200 words — what changes for them, what doesn't, support continuity, where to ask questions), (3) investors (max 400 words — context for the change, evidence supporting the new direction, the plan, the runway impact, the asks). Plain English. AUD.