narrowly-scoped

If the ring-fencing measures are pursued, it said it "believes most of the benefits could be achieved, and the costs and risks minimized, with a relatively narrowly-scoped ring-fence that still enables significant movement of funding within groups."

Ring Fencing 'Increases Taxpayer Exposure'

There is plenty of gray area surrounding the concept of 'ruin porn', and I have no wish to pass judgment on the works of Moore and of Marchand and Meffre beyond mentioning that they certainly don't have the import of a narrowly-scoped documentary study.

Ian Ference: On 'Ruin Porn'