fix: react-doctor small categories 68→72 (a11y+perf+style, 21 fixes)

- no-outline-none (2): add focus-visible outline to inline-styled inputs
- no-redundant-roles (2): drop role="list" on <ul>
- click-events-have-key-events (2): convert div backdrops to buttons
- no-static-element-interactions (2): add role+tabIndex+onKeyDown to clickable divs
- rendering-svg-precision (2): round SVG path decimals
- no-tiny-text (2): 11px → 12px on CommandPalette hints
- js-set-map-lookups (4→1): Sets for visibleItems, regex for keyword match
- no-gray-on-colored-background (4): use color-matched text instead of stone-400/900
- no-transition-all (4): list specific properties in transition shorthand

src/components/admin/ScheduleImportModal.tsx

@@ -297,7 +297,7 @@ export default function ScheduleImportModal({ brandId, onClose, onComplete }: Pr
                       <td className="px-2 py-1.5">
                         <button type="button"
                           onClick={() => removeStop(idx)}
-                          className="flex h-6 w-6 items-center justify-center rounded-lg text-stone-400 hover:bg-red-50 hover:text-red-600 transition-colors"
+                          className="flex h-6 w-6 items-center justify-center rounded-lg text-red-500 hover:bg-red-50 hover:text-red-700 transition-colors"
                         >
                           <svg className="h-3.5 w-3.5" fill="none" viewBox="0 0 24 24" stroke="currentColor" strokeWidth={2}>
                             <path strokeLinecap="round" strokeLinejoin="round" d="M6 18L18 6M6 6l12 12" />