Is a "pen-and-paper complex" that can't give up the convenience of electronics? It can perfectly solve your troubles.
Between tradition and numbers, a "bridge" can be built well. They are not an either-or binary choice. Comfortable handwriting experience, enjoy the fun of writing
Ultra-thin body, soft leather case, write directly on paper, not much different from ordinary notebooks, easy to use.
The real technology is to make you not feel the existence of technology.