Additional custom fields > and additional sub fields

[BusAmerica]

Hello, and repeat my gratitude for the CPG develop team, and your work and thought.

Would be a good possibility of the CPG allow to incorporate:

1) More custom fields

For ejample of my site:

Now
Quote
(field1) CARROCERIA ( Marca / Modelo ): CAMETAL / JUMBUS

The ideal
(field1) CARROCERIA ( Marca ): CAMETAL
(field2) CARROCERIA ( Modelo ): JUMBUS

2) More custom sub files

Now
Quote
(field1) CARROCERIA ( Marca / Modelo ): CAMETAL / JUMBUS

The ideal
(field1) CARROCERIA ( Marca ): CAMETAL
(sub field2) CARROCERIA (marca) >> CARROCERIA ( Modelo ): JUMBUS

The field 2 insert in field 1

Like this site, who processing millions of images:
https://onibusbrasil.com/modelos/carroceria/cametal/jumbus (similary field 2)
https://onibusbrasil.com/modelos/carroceria/cametal (similary field 1)

Thanks again
Best regards