diff --git a/chatbot.php b/chatbot.php
index e3c3ebe..01bf4b5 100644
--- a/chatbot.php
+++ b/chatbot.php
@@ -55,12 +55,26 @@
                         headers: { 'Content-Type': 'application/json' },
                         body: JSON.stringify({ message: messageText })
                     });
+
+                    if (!response.ok) {
+                        throw new Error(`HTTP error! status: ${response.status}`);
+                    }
+
                     const data = await response.json();
                     const botResponse = data.reply || 'Sorry, I could not understand.';
                     appendMessage(botResponse, 'bot');
+
                 } catch (error) {
-                    console.error('Error:', error);
-                    appendMessage('Sorry, something went wrong.', 'bot');
+                    console.error('Fetch error:', error);
+                    let errorMessage = 'Sorry, something went wrong. Please try again later.';
+                    if (error instanceof TypeError) { // Network error
+                        errorMessage = 'Could not connect to the server. Please check your network connection.';
+                    } else if (error instanceof SyntaxError) { // JSON parsing error
+                        errorMessage = 'Received an invalid response from the server.';
+                    } else if (error.message.startsWith('HTTP error!')) {
+                        errorMessage = 'There was a problem communicating with the server.';
+                    }
+                    appendMessage(errorMessage, 'bot');
                 }
             };