- _forms.scss (254): form-group, inputs, selects, form-grid, fieldset
- _file-upload.scss (280): file upload panel + its responsive rules
- _range.scss (46): range slider
- _choice-controls.scss (220): radio, radio-group, switch, checkbox
kit.scss imports them in the original cascade order; screenshots and
demo-sync (27 sections, 0 diffs) confirm no visual change.