diff --git a/index.php b/index.php
index 4360daa..33f58c6 100644
--- a/index.php
+++ b/index.php
@@ -21,6 +21,24 @@ function numberToWordsOMR($number) {
     return $result . " Only";
 }
 
+function getPromotionalPrice($item) {
+    $price = (float)$item['sale_price'];
+    if (isset($item['is_promotion']) && $item['is_promotion']) {
+        $today = date('Y-m-d');
+        $start = !empty($item['promotion_start']) ? $item['promotion_start'] : null;
+        $end = !empty($item['promotion_end']) ? $item['promotion_end'] : null;
+        
+        $active = true;
+        if ($start && $today < $start) $active = false;
+        if ($end && $today > $end) $active = false;
+        
+        if ($active) {
+            $price = $price * (1 - (float)$item['promotion_percent'] / 100);
+        }
+    }
+    return $price;
+}
+
 function numberToWords($num) {
     $num = (int)$num;
     if ($num === 0) return "Zero";
@@ -37,9 +55,13 @@ if ($_SERVER['REQUEST_METHOD'] === 'GET' && isset($_GET['action'])) {
     if ($_GET['action'] === 'search_items') {
         header('Content-Type: application/json');
         $q = $_GET['q'] ?? '';
-        $stmt = db()->prepare("SELECT id, name_en, name_ar, sku, sale_price, purchase_price, stock_quantity, vat_rate FROM stock_items WHERE name_en LIKE ? OR name_ar LIKE ? OR sku LIKE ? LIMIT 10");
+        $stmt = db()->prepare("SELECT id, name_en, name_ar, sku, sale_price, purchase_price, stock_quantity, vat_rate, is_promotion, promotion_start, promotion_end, promotion_percent FROM stock_items WHERE name_en LIKE ? OR name_ar LIKE ? OR sku LIKE ? LIMIT 10");
         $stmt->execute(["%$q%", "%$q%", "%$q%"]);
-        echo json_encode($stmt->fetchAll());
+        $results = $stmt->fetchAll(PDO::FETCH_ASSOC);
+        foreach ($results as &$item) {
+            $item['sale_price'] = getPromotionalPrice($item);
+        }
+        echo json_encode($results);
         exit;
     }
     if ($_GET['action'] === 'get_payments') {
@@ -1780,7 +1802,11 @@ switch ($page) {
                                ORDER BY q.id DESC");
         $stmt->execute($params);
         $data['quotations'] = $stmt->fetchAll();
-        $data['items_list'] = db()->query("SELECT id, name_en, name_ar, sale_price, purchase_price, stock_quantity, vat_rate, is_promotion, promotion_start, promotion_end, promotion_percent FROM stock_items ORDER BY name_en ASC")->fetchAll();
+        $items_list_raw = db()->query("SELECT id, name_en, name_ar, sale_price, purchase_price, stock_quantity, vat_rate, is_promotion, promotion_start, promotion_end, promotion_percent FROM stock_items ORDER BY name_en ASC")->fetchAll(PDO::FETCH_ASSOC);
+        foreach ($items_list_raw as &$item) {
+            $item['sale_price'] = getPromotionalPrice($item);
+        }
+        $data['items_list'] = $items_list_raw;
         $data['customers_list'] = db()->query("SELECT id, name FROM customers WHERE type = 'customer' ORDER BY name ASC")->fetchAll();
         break;
     case 'payment_methods':
@@ -1830,7 +1856,11 @@ switch ($page) {
         }
         unset($inv);
         
-        $data['items_list'] = db()->query("SELECT id, name_en, name_ar, sale_price, purchase_price, stock_quantity, vat_rate, is_promotion, promotion_start, promotion_end, promotion_percent FROM stock_items ORDER BY name_en ASC")->fetchAll();
+        $items_list_raw = db()->query("SELECT id, name_en, name_ar, sale_price, purchase_price, stock_quantity, vat_rate, is_promotion, promotion_start, promotion_end, promotion_percent FROM stock_items ORDER BY name_en ASC")->fetchAll(PDO::FETCH_ASSOC);
+        foreach ($items_list_raw as &$item) {
+            $item['sale_price'] = getPromotionalPrice($item);
+        }
+        $data['items_list'] = $items_list_raw;
         $data['customers_list'] = db()->query("SELECT id, name FROM customers WHERE type = '" . ($type === 'sale' ? 'customer' : 'supplier') . "' ORDER BY name ASC")->fetchAll();
         break;
 
@@ -3172,7 +3202,13 @@ $projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? 'Accounting System';
 
     <?php elseif ($page === 'pos'): ?>
     <?php
-    $products = db()->query("SELECT * FROM stock_items WHERE stock_quantity > 0 ORDER BY name_en ASC")->fetchAll(PDO::FETCH_ASSOC);
+    $products_raw = db()->query("SELECT * FROM stock_items WHERE stock_quantity > 0 ORDER BY name_en ASC")->fetchAll(PDO::FETCH_ASSOC);
+    $products = [];
+    foreach ($products_raw as $p) {
+        $p['original_price'] = (float)$p['sale_price'];
+        $p['sale_price'] = getPromotionalPrice($p);
+        $products[] = $p;
+    }
     $customers = db()->query("SELECT * FROM customers WHERE type = 'customer' ORDER BY name ASC")->fetchAll(PDO::FETCH_ASSOC);
     ?>
     <div class="pos-container">
@@ -3204,7 +3240,12 @@ $projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? 'Accounting System';
                     <div class="fw-bold mb-1 product-name" data-en="<?= htmlspecialchars($p['name_en']) ?>" data-ar="<?= htmlspecialchars($p['name_ar']) ?>"><?= htmlspecialchars($p['name_en']) ?></div>
                     <div class="small text-muted mb-2"><?= htmlspecialchars($p['sku']) ?></div>
                     <div class="d-flex justify-content-between align-items-center mt-auto">
-                        <span class="price text-primary">OMR <?= number_format((float)$p['sale_price'], 3) ?></span>
+                        <div class="d-flex flex-column">
+                            <?php if ($p['sale_price'] < $p['original_price']): ?>
+                                <span class="text-muted smaller text-decoration-line-through">OMR <?= number_format($p['original_price'], 3) ?></span>
+                            <?php endif; ?>
+                            <span class="price text-primary fw-bold">OMR <?= number_format((float)$p['sale_price'], 3) ?></span>
+                        </div>
                         <span class="badge bg-light text-dark small"><?= (float)$p['stock_quantity'] ?> left</span>
                     </div>
                 </div>