The phrase "such nuances" refers to the very small and subtle details or differences in something. It means paying attention to and understanding these tiny aspects. Full definition
What was the source of the detail that created such a nuanced portrayal of life in that time and place? (bookbrowse.com)
She says the work is the first study to take such a nuanced look at parasite avoidance across so many species. (sciencemag.org)
Our teacher evaluation system may have been intended to capture such nuances of teaching and learning, but ineffective implementation has rendered it meaningless. (hechingerreport.org)