I agree with you, I really like OP's design choices, even more so amidst the flood of Claude-Generic these days. Although Claude just can't resist those little muted-toned ui-monospace small-caps...

It reminds me of Neue Grafik/Swiss Style, and Vignelli:

https://designreviewed.com/series/neue-grafik-new-graphic-de...

https://www.printmag.com/featured/swiss-style-principles-typ...

https://www.designculture.it/interview/massimo-vignelli.html

https://andrewclark.co.uk/all-media/the-vignelli-canon