diff --git a/src/pages/viewer/components/BookViewer.tsx b/src/pages/viewer/components/BookViewer.tsx
index 42c623d..b1b8164 100644
--- a/src/pages/viewer/components/BookViewer.tsx
+++ b/src/pages/viewer/components/BookViewer.tsx
@@ -634,20 +634,20 @@ const BookViewer: FC<BookViewerProps> = ({ pages, catalogSize, documentSettings
       <div className="shrink-0 max-md:min-h-12 flex items-center gap-3 md:gap-6 bg-white rounded-full px-4 md:px-6 py-2 md:py-3 shadow-lg">
         {hasMultiplePages && (
           <>
-            {/* دکمه راست: فارسی = صفحه بعد | لاتین = صفحه قبل */}
+            {/* دکمه راست: فارسی = صفحه قبل | لاتین = صفحه بعد */}
             <button
               type="button"
               onClick={() => {
                 stopAutoPlayByUser();
                 if (leftToRightFlip) {
-                  goToPrevPage();
-                } else {
                   goToNextPage();
+                } else {
+                  goToPrevPage();
                 }
               }}
-              disabled={leftToRightFlip ? currentPage <= 0 : currentPage >= pages.length - 1}
+              disabled={leftToRightFlip ? currentPage >= pages.length - 1 : currentPage <= 0}
               className="p-2 md:p-2 min-h-11 min-w-11 md:min-h-0 md:min-w-0 inline-flex items-center justify-center rounded-full hover:bg-gray-100 active:bg-gray-200 disabled:opacity-30 disabled:cursor-not-allowed transition-all"
-              aria-label={leftToRightFlip ? "صفحه قبل" : "صفحه بعد"}
+              aria-label={leftToRightFlip ? "صفحه بعد" : "صفحه قبل"}
             >
               <ArrowRight2 color="black" size={20} className="text-gray-700 md:w-6 md:h-6" />
             </button>
@@ -663,20 +663,20 @@ const BookViewer: FC<BookViewerProps> = ({ pages, catalogSize, documentSettings
 
         {hasMultiplePages && (
           <>
-            {/* دکمه چپ: فارسی = صفحه قبل | لاتین = صفحه بعد */}
+            {/* دکمه چپ: فارسی = صفحه بعد | لاتین = صفحه قبل */}
             <button
               type="button"
               onClick={() => {
                 stopAutoPlayByUser();
                 if (leftToRightFlip) {
-                  goToNextPage();
-                } else {
                   goToPrevPage();
+                } else {
+                  goToNextPage();
                 }
               }}
-              disabled={leftToRightFlip ? currentPage >= pages.length - 1 : currentPage <= 0}
+              disabled={leftToRightFlip ? currentPage <= 0 : currentPage >= pages.length - 1}
               className="p-2 md:p-2 min-h-11 min-w-11 md:min-h-0 md:min-w-0 inline-flex items-center justify-center rounded-full hover:bg-gray-100 active:bg-gray-200 disabled:opacity-30 disabled:cursor-not-allowed transition-all"
-              aria-label={leftToRightFlip ? "صفحه بعد" : "صفحه قبل"}
+              aria-label={leftToRightFlip ? "صفحه قبل" : "صفحه بعد"}
             >
               <ArrowLeft2 color="black" size={20} className="text-gray-700 md:w-6 md:h-6" />
             </button>