refactor: update UI components for consistency and dark mode support

- Refactored PaymentsPage, RatingsPage, RepresentationDetailPage, RepresentationsPage, SecretariesPage, SettlementsPage, SmsPage, UserDetailPage, and UsersPage to use consistent class names for styling.
- Updated button styles to use new utility classes for primary, secondary, and danger buttons.
- Enhanced dark mode support across various components by adjusting text and background colors.
- Introduced new utility classes for form inputs, labels, and info rows to standardize styling.
- Implemented Zustand for persistent UI state management, including dark mode toggle functionality.
- Updated CSS to include new styles for skeleton loading and animations.
- Added optional dependencies for improved compatibility with different platforms.

assets/admin/pages/CommentsPage.tsx

@@ -59,7 +59,7 @@ export default function CommentsPage() {
     {
       key: 'patient_name',
       header: 'کاربر',
-      render: (c) => <span className="font-medium text-gray-900">{c.patient_name}</span>,
+      render: (c) => <span className="font-medium text-slate-800 dark:text-slate-100">{c.patient_name}</span>,
     },
     { key: 'doctor_name', header: 'پزشک', render: (c) => `دکتر ${c.doctor_name}` },
     { key: 'title', header: 'عنوان' },
@@ -88,12 +88,12 @@ export default function CommentsPage() {
         breadcrumbs={[{ label: 'داشبورد', to: '/admin/dashboard' }, { label: 'نظرات' }]}
       />
 
-      <div className="bg-white rounded-2xl shadow-sm border border-gray-100 p-6">
+      <div className="cp-card p-6">
         <div className="flex items-center gap-3 mb-4">
           {FILTERS.map((f) => (
             <button key={f.value} onClick={() => { setApprovedFilter(f.value); setPage(1); }}
               className={`px-3 py-1.5 rounded-lg text-xs font-medium transition-colors ${
-                approvedFilter === f.value ? 'bg-primary-600 text-white' : 'bg-gray-100 text-gray-600 hover:bg-gray-200'
+                approvedFilter === f.value ? 'bg-primary-600 text-white' : 'bg-slate-100 dark:bg-gray-700 text-slate-600 dark:text-slate-300 hover:bg-slate-200 dark:hover:bg-gray-600'
               }`}>
               {f.label}
             </button>
@@ -117,7 +117,7 @@ export default function CommentsPage() {
                 </button>
               )}
               <button onClick={() => setDeleteTarget(comment)}
-                className="p-1.5 text-gray-400 hover:text-red-600 hover:bg-red-50 rounded-lg transition-colors" title="حذف">
+                className="cp-action-delete" title="حذف">
                 <TrashIcon className="w-4 h-4" />
               </button>
             </>