improvement: rtl direction, solar calendar and persian formatting added for persian users.

frontend/src/components/ui/lab/CasesPage.tsx

@@ -25,6 +25,7 @@ import { Button } from '@/components/ui/shared/Button';
 import { MobileDetailBackButton } from '@/components/ui/shared/MobileDetailBackButton';
 import { FORM_SELECT_CLASS } from '@/components/shared/formSelectStyles';
 import { SearchBar } from '@/components/ui/shared/SearchBar';
+import { AppDateInput } from '@/components/ui/shared/AppDateInput';
 import type { TreatmentCatalogEntry } from '@/types/treatment-catalog';
 import type {
   AssignableTaskStaff,
@@ -267,7 +268,7 @@ export function CasesPage() {
     }
   }
 
-  const filterSelectClass = `${FORM_SELECT_CLASS} w-full rounded-md px-3 py-2`;
+  const filterSelectClass = `${FORM_SELECT_CLASS} w-full min-w-0 rounded-md py-1.5 text-xs sm:py-2 sm:text-sm`;
 
   return (
     <div className="space-y-4">
@@ -333,11 +334,10 @@ export function CasesPage() {
 
             <label className="space-y-1">
               <span className="text-xs font-medium text-text-muted">{t('filterSentFrom')}</span>
-              <input
-                type="date"
+              <AppDateInput
                 value={sentFrom}
-                onChange={(e) => {
-                  setSentFrom(e.target.value);
+                onChange={(next) => {
+                  setSentFrom(next);
                   setPage(1);
                 }}
                 className={filterSelectClass}
@@ -346,11 +346,10 @@ export function CasesPage() {
 
             <label className="space-y-1">
               <span className="text-xs font-medium text-text-muted">{t('filterSentTo')}</span>
-              <input
-                type="date"
+              <AppDateInput
                 value={sentTo}
-                onChange={(e) => {
-                  setSentTo(e.target.value);
+                onChange={(next) => {
+                  setSentTo(next);
                   setPage(1);
                 }}
                 className={filterSelectClass}