OptionalbaseThe default font config applied to all text unless overridden by a more specific category.
OptionalfieldThe font config applied to field titles (for example, axis titles, table heading titles).
OptionalfieldThe font config applied to field values (for example, axis tick labels, table cell values, tooltip values).
OptionalwidgetThe font config applied to widget descriptions.
OptionalwidgetThe font config applied to widget titles.
Per-category typography overrides. When font_settings.base is set, it takes precedence over the top-level font_family and font_color. More specific categories (widget_title, widget_description, field_title, field_value) in turn override base.