Tools inherit the system around them
A strong framework placed into weak decision-making, unclear ownership or overloaded capacity will produce cleaner artefacts without producing stronger execution.
Follow the constraint
Start with the point where strategic intent stops changing what happens next. That may be priority choices, funding, cross-functional ownership, planning flow or leadership rhythm.
Design the minimum viable system
Change the smallest connected set of mechanisms that can relieve the constraint, then run it in real work and adapt from evidence.