diff --git a/assets/css/custom.css b/assets/css/custom.css
index 1b2dfec..6a5a1b6 100644
--- a/assets/css/custom.css
+++ b/assets/css/custom.css
@@ -22,6 +22,39 @@ body.theme-dark {
     --border: #334155;
 }
 
+body.theme-nord {
+    --primary: #2e3440;
+    --primary-light: #3b4252;
+    --accent: #88c0d0;
+    --bg: #eceff4;
+    --surface: #ffffff;
+    --text: #2e3440;
+    --text-muted: #4c566a;
+    --border: #d8dee9;
+}
+
+body.theme-dracula {
+    --primary: #282a36;
+    --primary-light: #44475a;
+    --accent: #bd93f9;
+    --bg: #1e1f29;
+    --surface: #282a36;
+    --text: #f8f8f2;
+    --text-muted: #6272a4;
+    --border: #44475a;
+}
+
+body.theme-citrus {
+    --primary: #365314;
+    --primary-light: #4d7c0f;
+    --accent: #84cc16;
+    --bg: #f7fee7;
+    --surface: #ffffff;
+    --text: #1a2e05;
+    --text-muted: #65a30d;
+    --border: #ecfccb;
+}
+
 body.theme-ocean {
     --primary: #083344;
     --primary-light: #164e63;
@@ -79,9 +112,13 @@ body {
     z-index: 1000;
 }
 
+/* Base positioning for desktop */
 @media (min-width: 1200px) {
-    [dir="ltr"] .sidebar { left: 0; }
-    [dir="rtl"] .sidebar { right: 0; }
+    [dir="ltr"] .sidebar { left: 0 !important; right: auto !important; }
+    [dir="rtl"] .sidebar { right: 0 !important; left: auto !important; }
+    
+    [dir="ltr"] .main-content { margin-left: var(--sidebar-width) !important; margin-right: 0 !important; }
+    [dir="rtl"] .main-content { margin-left: 0 !important; margin-right: var(--sidebar-width) !important; }
 }
 
 .sidebar-header {
@@ -157,7 +194,7 @@ body {
 }
 .pos-cart {
     width: 400px;
-    background: #fff;
+    background: var(--surface);
     border-radius: 12px;
     box-shadow: 0 4px 15px rgba(0,0,0,0.05);
     display: flex;
@@ -170,9 +207,9 @@ body {
     gap: 15px;
 }
 .product-card {
-    background: #fff;
+    background: var(--surface);
     border-radius: 10px;
-    border: 1px solid #edf2f7;
+    border: 1px solid var(--border);
     padding: 15px;
     text-align: center;
     cursor: pointer;
@@ -184,7 +221,7 @@ body {
 .product-card:hover {
     transform: translateY(-5px);
     box-shadow: 0 10px 20px rgba(0,0,0,0.05);
-    border-color: #3b82f6;
+    border-color: var(--accent);
 }
 .product-card img {
     width: 100%;
@@ -195,7 +232,7 @@ body {
 }
 .product-card .price {
     font-weight: 700;
-    color: #2d3748;
+    color: var(--text);
 }
 .cart-items {
     flex: 1;
@@ -208,11 +245,11 @@ body {
     align-items: center;
     margin-bottom: 15px;
     padding-bottom: 15px;
-    border-bottom: 1px solid #edf2f7;
+    border-bottom: 1px solid var(--border);
 }
 .cart-total {
     padding: 20px;
-    background: #f8fafc;
+    background: var(--bg);
     border-bottom-left-radius: 12px;
     border-bottom-right-radius: 12px;
 }
@@ -225,16 +262,17 @@ body {
     width: 24px;
     height: 24px;
     border-radius: 50%;
-    border: 1px solid #e2e8f0;
-    background: #fff;
+    border: 1px solid var(--border);
+    background: var(--surface);
     display: flex;
     align-items: center;
     justify-content: center;
     cursor: pointer;
     font-size: 14px;
+    color: var(--text);
 }
 .qty-btn:hover {
-    background: #edf2f7;
+    background: var(--bg);
 }
 
 [dir="rtl"] .nav-link i {
@@ -244,7 +282,6 @@ body {
 
 /* Main Content */
 .main-content {
-    margin-left: var(--sidebar-width);
     padding: 2rem;
     transition: all 0.3s;
     min-height: 100vh;
@@ -252,26 +289,24 @@ body {
     flex-direction: column;
 }
 
-[dir="rtl"] .main-content {
-    margin-left: 0;
-    margin-right: var(--sidebar-width);
-}
+/* Desktop margins handled in the top @media block */
 
 @media (max-width: 1199.98px) {
     [dir="ltr"] .sidebar {
-        left: calc(-1 * var(--sidebar-width));
+        left: calc(-1 * var(--sidebar-width)) !important;
     }
     [dir="ltr"] .sidebar.show {
-        left: 0;
-        box-shadow: 0 0 50px rgba(0,0,0,0.3);
+        left: 0 !important;
+        box-shadow: 0 0 50px rgba(0,0,0,0.3) !important;
     }
     [dir="rtl"] .sidebar {
-        right: calc(-1 * var(--sidebar-width));
-        left: auto;
+        right: calc(-1 * var(--sidebar-width)) !important;
+        left: auto !important;
     }
     [dir="rtl"] .sidebar.show {
-        right: 0;
-        box-shadow: 0 0 50px rgba(0,0,0,0.3);
+        right: 0 !important;
+        left: auto !important;
+        box-shadow: 0 0 50px rgba(0,0,0,0.3) !important;
     }
     .main-content {
         margin-left: 0 !important;
@@ -348,6 +383,75 @@ body {
 }
 
 /* RTL Adjustments */
+/* Theme Compatibility Overrides */
+body.theme-dark, body.theme-dracula {
+    color-scheme: dark;
+}
+
+body:not(.theme-default) .text-dark {
+    color: var(--text) !important;
+}
+
+body:not(.theme-default) .bg-light,
+body:not(.theme-default) .bg-white {
+    background-color: var(--surface) !important;
+}
+
+body:not(.theme-default) .border-dark {
+    border-color: var(--border) !important;
+}
+
+body:not(.theme-default) .list-group-item {
+    background-color: var(--surface);
+    color: var(--text);
+    border-color: var(--border);
+}
+
+body:not(.theme-default) .list-group-item-action:hover {
+    background-color: var(--bg);
+    color: var(--accent);
+}
+
+body:not(.theme-default) .dropdown-menu {
+    background-color: var(--surface);
+    border-color: var(--border);
+}
+
+body:not(.theme-default) .dropdown-item {
+    color: var(--text);
+}
+
+body:not(.theme-default) .dropdown-item:hover {
+    background-color: var(--primary-light);
+    color: #fff;
+}
+
+body:not(.theme-default) .alert-warning {
+    background-color: var(--primary-light);
+    border-color: var(--accent);
+    color: var(--text);
+}
+
+body:not(.theme-default) .modal-content {
+    background-color: var(--surface);
+    color: var(--text);
+    border-color: var(--border);
+}
+
+body:not(.theme-default) .form-control,
+body:not(.theme-default) .form-select {
+    background-color: var(--bg);
+    border-color: var(--border);
+    color: var(--text);
+}
+
+body:not(.theme-default) .form-control:focus,
+body:not(.theme-default) .form-select:focus {
+    background-color: var(--bg);
+    border-color: var(--accent);
+    color: var(--text);
+}
+
 [dir="rtl"] .ms-auto {
     margin-right: auto !important;
     margin-left: 0 !important;
diff --git a/assets/js/main.js b/assets/js/main.js
index 71b4bf4..2975cea 100644
--- a/assets/js/main.js
+++ b/assets/js/main.js
@@ -1,9 +1,9 @@
 document.addEventListener('DOMContentLoaded', function() {
     const langToggle = document.getElementById('langToggle');
     
-    // Check for saved language
-    const currentLang = localStorage.getItem('lang') || 'en';
-    setLanguage(currentLang);
+    // Use the language set by PHP as initial source of truth
+    const initialLang = document.documentElement.lang || 'ar';
+    localStorage.setItem('lang', initialLang);
 
     if (langToggle) {
         langToggle.addEventListener('click', function() {
@@ -63,7 +63,7 @@ document.addEventListener('DOMContentLoaded', function() {
             const theme = this.getAttribute('data-theme');
             
             // Remove all existing theme classes
-            const themes = ['theme-default', 'theme-dark', 'theme-ocean', 'theme-forest', 'theme-sunset'];
+            const themes = ['theme-default', 'theme-dark', 'theme-ocean', 'theme-forest', 'theme-sunset', 'theme-nord', 'theme-dracula', 'theme-citrus'];
             document.body.classList.remove(...themes);
             
             // Add new theme class
@@ -92,6 +92,7 @@ document.addEventListener('DOMContentLoaded', function() {
 function setLanguage(lang) {
     document.documentElement.lang = lang;
     document.documentElement.dir = lang === 'ar' ? 'rtl' : 'ltr';
+    document.body.dir = lang === 'ar' ? 'rtl' : 'ltr';
     localStorage.setItem('lang', lang);
     
     // Update UI text
diff --git a/db/migrations/20260221_add_theme_to_users.sql b/db/migrations/20260221_add_theme_to_users.sql
new file mode 100644
index 0000000..3547ce1
--- /dev/null
+++ b/db/migrations/20260221_add_theme_to_users.sql
@@ -0,0 +1,2 @@
+-- Add theme column to users table
+ALTER TABLE users ADD COLUMN theme VARCHAR(20) DEFAULT 'default' AFTER profile_pic;
\ No newline at end of file
diff --git a/index.php b/index.php
index 92ac092..fa958fa 100644
--- a/index.php
+++ b/index.php
@@ -463,7 +463,7 @@ if (isset($_GET['action']) || isset($_POST['action'])) {
             exit;
         }
         $theme = $_POST['theme'] ?? 'default';
-        $allowed = ['default', 'dark', 'ocean', 'forest', 'sunset'];
+        $allowed = ['default', 'dark', 'ocean', 'forest', 'sunset', 'nord', 'dracula', 'citrus'];
         if (!in_array($theme, $allowed)) $theme = 'default';
         
         $stmt = db()->prepare("UPDATE users SET theme = ? WHERE id = ?");
@@ -2095,67 +2095,67 @@ $data = [
 ];
 
 $permission_groups = [
-    'General' => ['dashboard' => 'Dashboard'],
+    'General' => ['dashboard' => __('dashboard')],
     'Inventory' => [
-        'items' => 'Items',
-        'categories' => 'Categories',
-        'units' => 'Units'
+        'items' => __('items'),
+        'categories' => __('categories'),
+        'units' => __('units')
     ],
     'Customers' => [
-        'customers' => 'Customers'
+        'customers' => __('customers')
     ],
     'Suppliers' => [
-        'suppliers' => 'Suppliers'
+        'suppliers' => __('suppliers')
     ],
     'POS' => [
-        'pos' => 'POS'
+        'pos' => __('pos')
     ],
     'Sales' => [
-        'sales' => 'Sales',
-        'sales_returns' => 'Sales Returns',
-        'quotations' => 'Quotations'
+        'sales' => __('sales'),
+        'sales_returns' => __('sales_returns'),
+        'quotations' => __('quotations')
     ],
     'Purchases' => [
-        'purchases' => 'Purchases',
-        'lpos' => 'LPOs',
-        'purchase_returns' => 'Purchase Returns'
+        'purchases' => __('purchases'),
+        'lpos' => __('lpos'),
+        'purchase_returns' => __('purchase_returns')
     ],
     'Expenses' => [
-        'expense_categories' => 'Expense Categories',
-        'expenses' => 'Expenses'
+        'expense_categories' => __('expense_categories'),
+        'expenses' => __('expenses')
     ],
     'Accounting' => [
-        'accounting' => 'Journal Entries',
-        'trial_balance' => 'Trial Balance',
-        'profit_loss' => 'Profit & Loss',
-        'balance_sheet' => 'Balance Sheet',
-        'vat_report' => 'VAT Report'
+        'accounting' => __('accounting'),
+        'trial_balance' => __('trial_balance'),
+        'profit_loss' => __('profit_loss'),
+        'balance_sheet' => __('balance_sheet'),
+        'vat_report' => __('vat_report')
     ],
     'HR' => [
-        'hr_departments' => 'Departments',
-        'hr_employees' => 'Employees',
-        'hr_attendance' => 'Attendance',
-        'hr_payroll' => 'Payroll'
+        'hr_departments' => __('departments'),
+        'hr_employees' => __('employees'),
+        'hr_attendance' => __('attendance'),
+        'hr_payroll' => __('payroll')
     ],
     'Reports' => [
-        'customer_statement' => 'Customer Statement',
-        'supplier_statement' => 'Supplier Statement',
-        'expense_report' => 'Expense Report',
-        'cashflow_report' => 'Cashflow Report',
-        'expiry_report' => 'Expiry Report',
-        'low_stock_report' => 'Low Stock Report',
-        'loyalty_history' => 'Loyalty History'
+        'customer_statement' => __('customer_statement'),
+        'supplier_statement' => __('supplier_statement'),
+        'expense_report' => __('expense_report'),
+        'cashflow_report' => __('cashflow_report'),
+        'expiry_report' => __('expiry_report'),
+        'low_stock_report' => __('low_stock_report'),
+        'loyalty_history' => __('loyalty_history')
     ],
     'Settings' => [
-        'payment_methods' => 'Payment Methods',
-        'devices' => 'Biometric Devices',
-        'settings' => 'Company Settings'
+        'payment_methods' => __('payment_methods'),
+        'devices' => __('devices'),
+        'settings' => __('settings')
     ],
     'Administration' => [
-        'role_groups' => 'Role Groups',
-        'users' => 'Users',
-        'cash_registers' => 'Cash Registers',
-        'register_sessions' => 'Register Sessions',
+        'role_groups' => __('role_groups'),
+        'users' => __('users'),
+        'cash_registers' => __('cash_registers'),
+        'register_sessions' => __('register_sessions'),
         'logs' => 'System Logs'
     ]
 ];
@@ -2992,6 +2992,30 @@ $projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? 'Accounting System';
     <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap" rel="stylesheet">
     <link rel="stylesheet" href="assets/css/custom.css?v=<?= time() ?>">
     <style>
+        /* Force RTL Sidebar Position */
+        [dir="rtl"] .sidebar {
+            right: 0 !important;
+            left: auto !important;
+        }
+        [dir="rtl"] .main-content {
+            margin-left: 0 !important;
+            margin-right: 210px !important;
+        }
+        @media (max-width: 1199.98px) {
+            [dir="rtl"] .sidebar {
+                right: -210px !important;
+                left: auto !important;
+            }
+            [dir="rtl"] .sidebar.show {
+                right: 0 !important;
+                left: auto !important;
+            }
+            [dir="rtl"] .main-content {
+                margin-right: 0 !important;
+                margin-left: 0 !important;
+            }
+        }
+
         @media print {
             .sidebar, .topbar, .d-print-none, .no-print, .btn-group, .btn, .badge i { display: none !important; }
             .main-content { margin: 0 !important; padding: 0 !important; background: white !important; width: 100% !important; }
@@ -3362,6 +3386,9 @@ $projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? 'Accounting System';
                     <li><a class="dropdown-item d-flex align-items-center theme-select" href="#" data-theme="ocean"><span class="rounded-circle me-2" style="width:12px; height:12px; background:#083344;"></span> <?= $lang === 'ar' ? 'محيط' : 'Ocean' ?></a></li>
                     <li><a class="dropdown-item d-flex align-items-center theme-select" href="#" data-theme="forest"><span class="rounded-circle me-2" style="width:12px; height:12px; background:#064e3b;"></span> <?= $lang === 'ar' ? 'غابة' : 'Forest' ?></a></li>
                     <li><a class="dropdown-item d-flex align-items-center theme-select" href="#" data-theme="sunset"><span class="rounded-circle me-2" style="width:12px; height:12px; background:#451a03;"></span> <?= $lang === 'ar' ? 'غروب' : 'Sunset' ?></a></li>
+                    <li><a class="dropdown-item d-flex align-items-center theme-select" href="#" data-theme="nord"><span class="rounded-circle me-2" style="width:12px; height:12px; background:#88c0d0;"></span> <?= $lang === 'ar' ? 'نورد' : 'Nord' ?></a></li>
+                    <li><a class="dropdown-item d-flex align-items-center theme-select" href="#" data-theme="dracula"><span class="rounded-circle me-2" style="width:12px; height:12px; background:#bd93f9;"></span> <?= $lang === 'ar' ? 'دراكولا' : 'Dracula' ?></a></li>
+                    <li><a class="dropdown-item d-flex align-items-center theme-select" href="#" data-theme="citrus"><span class="rounded-circle me-2" style="width:12px; height:12px; background:#84cc16;"></span> <?= $lang === 'ar' ? 'حمضيات' : 'Citrus' ?></a></li>
                 </ul>
             </div>
             <a href="?lang=<?= $lang === 'ar' ? 'en' : 'ar' ?>" class="btn btn-outline-secondary btn-sm me-3">
@@ -5988,9 +6015,9 @@ $projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? 'Accounting System';
     <?php elseif ($page === 'customer_statement' || $page === 'supplier_statement'): ?>
     <div class="card p-4">
         <div class="d-flex justify-content-between align-items-center mb-4 d-print-none">
-            <h5 class="m-0" data-en="<?= $currTitle['en'] ?>" data-ar="<?= $currTitle['ar'] ?>"><?= $currTitle['en'] ?></h5>
+            <h5 class="m-0" data-en="<?= $currTitle['en'] ?>" data-ar="<?= $currTitle['ar'] ?>"><?= $lang === 'ar' ? $currTitle['ar'] : $currTitle['en'] ?></h5>
             <button class="btn btn-outline-secondary d-print-none" onclick="window.print()">
-                <i class="bi bi-printer"></i> <span data-en="Print" data-ar="طباعة">Print</span>
+                <i class="bi bi-printer"></i> <span data-en="Print" data-ar="طباعة"><?= $lang === 'ar' ? 'طباعة' : 'Print' ?></span>
             </button>
         </div>
 
@@ -5998,7 +6025,7 @@ $projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? 'Accounting System';
             <form method="GET" class="row g-3 align-items-end">
                 <input type="hidden" name="page" value="<?= $page ?>">
                 <div class="col-md-4">
-                    <label class="form-label small fw-bold" data-en="Select <?= $page === 'customer_statement' ? 'Customer' : 'Supplier' ?>" data-ar="اختر <?= $page === 'customer_statement' ? 'العميل' : 'المورد' ?>">Select <?= $page === 'customer_statement' ? 'Customer' : 'Supplier' ?></label>
+                    <label class="form-label small fw-bold" data-en="Select <?= $page === 'customer_statement' ? 'Customer' : 'Supplier' ?>" data-ar="اختر <?= $page === 'customer_statement' ? 'العميل' : 'المورد' ?>"><?= $lang === 'ar' ? ($page === 'customer_statement' ? 'اختر العميل' : 'اختر المورد') : 'Select ' . ($page === 'customer_statement' ? 'Customer' : 'Supplier') ?></label>
                     <select name="entity_id" class="form-select select2" required>
                         <option value="">---</option>
                         <?php foreach ($data['entities'] as $e): ?>
@@ -6007,16 +6034,16 @@ $projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? 'Accounting System';
                     </select>
                 </div>
                 <div class="col-md-3">
-                    <label class="form-label small fw-bold" data-en="From Date" data-ar="من تاريخ">From Date</label>
+                    <label class="form-label small fw-bold" data-en="From Date" data-ar="من تاريخ"><?= $lang === 'ar' ? 'من تاريخ' : 'From Date' ?></label>
                     <input type="date" name="start_date" class="form-control" value="<?= htmlspecialchars($_GET['start_date'] ?? date('Y-m-01')) ?>">
                 </div>
                 <div class="col-md-3">
-                    <label class="form-label small fw-bold" data-en="To Date" data-ar="إلى تاريخ">To Date</label>
+                    <label class="form-label small fw-bold" data-en="To Date" data-ar="إلى تاريخ"><?= $lang === 'ar' ? 'إلى تاريخ' : 'To Date' ?></label>
                     <input type="date" name="end_date" class="form-control" value="<?= htmlspecialchars($_GET['end_date'] ?? date('Y-m-d')) ?>">
                 </div>
                 <div class="col-md-2">
                     <button type="submit" class="btn btn-primary w-100">
-                        <i class="bi bi-search"></i> <span data-en="View Report" data-ar="عرض التقرير">View Report</span>
+                        <i class="bi bi-search"></i> <span data-en="View Report" data-ar="عرض التقرير"><?= $lang === 'ar' ? 'عرض التقرير' : 'View Report' ?></span>
                     </button>
                 </div>
             </form>
@@ -6030,21 +6057,21 @@ $projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? 'Accounting System';
                     <p class="text-muted small"><?= nl2br(htmlspecialchars($data['settings']['company_address'] ?? '')) ?></p>
                 </div>
                 <div class="col-6 text-end">
-                    <h2 class="text-uppercase text-muted" data-en="Statement of Account" data-ar="كشف حساب">Statement of Account</h2>
+                    <h2 class="text-uppercase text-muted" data-en="Statement of Account" data-ar="كشف حساب"><?= $lang === 'ar' ? 'كشف حساب' : 'Statement of Account' ?></h2>
                     <p class="mb-0"><strong><?= htmlspecialchars($data['selected_entity']['name']) ?></strong></p>
-                    <p class="text-muted small"><?= htmlspecialchars($data['selected_entity']['email']) ?> | <?= htmlspecialchars($data['selected_entity']['phone']) ?><br><span data-en="Period" data-ar="الفترة">Period</span>: <?= $_GET['start_date'] ?> <span data-en="to" data-ar="إلى">to</span> <?= $_GET['end_date'] ?></p>
+                    <p class="text-muted small"><?= htmlspecialchars($data['selected_entity']['email']) ?> | <?= htmlspecialchars($data['selected_entity']['phone']) ?><br><span data-en="Period" data-ar="الفترة"><?= $lang === 'ar' ? 'الفترة' : 'Period' ?></span>: <?= $_GET['start_date'] ?> <span data-en="to" data-ar="إلى"><?= $lang === 'ar' ? 'إلى' : 'to' ?></span> <?= $_GET['end_date'] ?></p>
                 </div>
             </div>
             <div class="table-responsive">
                 <table class="table table-bordered table-sm">
                     <thead class="bg-light">
                         <tr>
-                            <th data-en="Date" data-ar="التاريخ">Date</th>
-                            <th data-en="Reference" data-ar="المرجع">Reference</th>
-                            <th data-en="Description" data-ar="الوصف">Description</th>
-                            <th data-en="Debit" data-ar="مدين" class="text-end">Debit</th>
-                            <th data-en="Credit" data-ar="دائن" class="text-end">Credit</th>
-                            <th data-en="Balance" data-ar="الرصيد" class="text-end">Balance</th>
+                            <th data-en="Date" data-ar="التاريخ"><?= $lang === 'ar' ? 'التاريخ' : 'Date' ?></th>
+                            <th data-en="Reference" data-ar="المرجع"><?= $lang === 'ar' ? 'المرجع' : 'Reference' ?></th>
+                            <th data-en="Description" data-ar="الوصف"><?= $lang === 'ar' ? 'الوصف' : 'Description' ?></th>
+                            <th data-en="Debit" data-ar="مدين" class="text-end"><?= $lang === 'ar' ? 'مدين' : 'Debit' ?></th>
+                            <th data-en="Credit" data-ar="دائن" class="text-end"><?= $lang === 'ar' ? 'دائن' : 'Credit' ?></th>
+                            <th data-en="Balance" data-ar="الرصيد" class="text-end"><?= $lang === 'ar' ? 'الرصيد' : 'Balance' ?></th>
                         </tr>
                     </thead>
                     <tbody>
@@ -6064,20 +6091,20 @@ $projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? 'Accounting System';
                             <td><?= $t['trans_type'] === 'invoice' ? ($page === 'supplier_statement' ? 'PUR-' : 'INV-').str_pad((string)$t['ref_no'], 5, '0', STR_PAD_LEFT) : 'RCP-'.str_pad((string)$t['id'], 5, '0', STR_PAD_LEFT) ?></td>
                             <td>
                                 <?php if ($t['trans_type'] === 'invoice'): ?>
-                                    <span data-en="Tax Invoice" data-ar="فاتورة ضريبية">Tax Invoice</span>
+                                    <span data-en="Tax Invoice" data-ar="فاتورة ضريبية"><?= $lang === 'ar' ? 'فاتورة ضريبية' : 'Tax Invoice' ?></span>
                                 <?php else: ?>
-                                    <span data-en="Payment" data-ar="دفع">Payment</span> - <span data-en="<?= $t['payment_method'] ?>" data-ar="<?= $t['payment_method'] === 'cash' ? 'نقد' : ($t['payment_method'] === 'card' ? 'بطاقة ائتمان' : 'آجل') ?>"><?= $t['payment_method'] ?></span>
+                                    <span data-en="Payment" data-ar="دفع"><?= $lang === 'ar' ? 'دفع' : 'Payment' ?></span> - <span data-en="<?= $t['payment_method'] ?>" data-ar="<?= $t['payment_method'] === 'cash' ? 'نقد' : ($t['payment_method'] === 'card' ? 'بطاقة ائتمان' : 'آجل') ?>"><?= $lang === 'ar' ? ($t['payment_method'] === 'cash' ? 'نقد' : ($t['payment_method'] === 'card' ? 'بطاقة ائتمان' : 'آجل')) : $t['payment_method'] ?></span>
                                 <?php endif; ?>
                             </td>
-                            <td class="text-end"><?= $debit > 0 ? number_format($debit, 3) : '' ?></td>
-                            <td class="text-end"><?= $credit > 0 ? number_format($credit, 3) : '' ?></td>
-                            <td class="text-end fw-bold"><?= number_format($running_balance, 3) ?></td>
+                            <td class="text-end"><?= number_format($debit, 3) ?></td>
+                            <td class="text-end"><?= number_format($credit, 3) ?></td>
+                            <td class="text-end"><?= number_format($running_balance, 3) ?></td>
                         </tr>
                         <?php endforeach; ?>
                     </tbody>
                     <tfoot class="bg-light fw-bold">
                         <tr>
-                            <td colspan="5" class="text-end" data-en="Closing Balance" data-ar="رصيد الإقفال">Closing Balance</td>
+                            <td colspan="5" class="text-end" data-en="Closing Balance" data-ar="رصيد الإقفال"><?= $lang === 'ar' ? 'رصيد الإقفال' : 'Closing Balance' ?></td>
                             <td class="text-end">OMR <?= number_format($running_balance, 3) ?></td>
                         </tr>
                     </tfoot>
diff --git a/post_debug.log b/post_debug.log
index e2709a1..02ce534 100644
--- a/post_debug.log
+++ b/post_debug.log
@@ -180,3 +180,16 @@
 2026-02-21 08:21:09 - POST: {"text":"Hello","target":"ar"}
 2026-02-21 08:22:20 - POST: {"text":"Hello","target":"ar"}
 2026-02-21 08:24:11 - POST: {"name_en":"green onion","name_ar":"\u0628\u0635\u0644 \u0627\u062e\u0636\u0631","category_id":"2","unit_id":"1","supplier_id":"8","sku":"778690168233","sale_price":"0.1","purchase_price":"0.08","stock_quantity":"0.000","min_stock_level":"0.000","vat_rate":"5","expiry_date":"","promotion_start":"","promotion_end":"","promotion_percent":"0.00","add_item":""}
+2026-02-21 09:33:25 - POST: {"name_en":"green onion","name_ar":"\u0628\u0635\u0644 \u0627\u062e\u0636\u0631","category_id":"2","unit_id":"1","supplier_id":"8","sku":"778690168233","sale_price":"0.1","purchase_price":"0.08","stock_quantity":"0.000","min_stock_level":"0.000","vat_rate":"5","expiry_date":"","promotion_start":"","promotion_end":"","promotion_percent":"0.00","add_item":""}
+2026-02-21 09:53:07 - POST: {"action":"save_theme","theme":"dark"}
+2026-02-21 09:53:13 - POST: {"action":"save_theme","theme":"default"}
+2026-02-21 09:57:48 - POST: {"action":"save_theme","theme":"dark"}
+2026-02-21 09:57:59 - POST: {"action":"save_theme","theme":"citrus"}
+2026-02-21 09:58:03 - POST: {"action":"save_theme","theme":"nord"}
+2026-02-21 09:58:06 - POST: {"action":"save_theme","theme":"nord"}
+2026-02-21 09:58:08 - POST: {"action":"save_theme","theme":"dracula"}
+2026-02-21 09:58:11 - POST: {"action":"save_theme","theme":"ocean"}
+2026-02-21 09:58:17 - POST: {"action":"save_theme","theme":"default"}
+2026-02-21 09:58:21 - POST: {"action":"save_theme","theme":"forest"}
+2026-02-21 09:58:24 - POST: {"action":"save_theme","theme":"dracula"}
+2026-02-21 09:58:32 - POST: {"action":"save_theme","theme":"default"}