one may well say so, but ..., even more than
Noun +
This phrase is used to acknowledge that while a certain point is important or true, there is another point that is even more significant or noteworthy. It shifts the focus from the first noun to the second noun.
The noun preceding
デザイン
The design is one thing, but the functionality is even more important.
彼の才能
His talent is impressive, but his effort is even more remarkable.
味
The taste is good, but the smell is even better.
This expression is formal and often used in writing or polite speech. It typically follows the pattern 'A