Update app.py

app.py

@@ -209,11 +209,16 @@ with gr.Blocks(theme=theme, css="""
    }
    
    .custom-textbox {
-       min-width: 500px !important;
+       flex: 1;
+       min-width: 400px;
+   }
+   
+   .custom-textbox > div {
        width: 100% !important;
    }
    
-   .custom-textbox input {
+   .custom-textbox input,
+   .custom-textbox textarea {
        border-radius: 25px !important;
        border: 2px solid #64748b !important;
        padding: 15px 20px !important;
@@ -222,12 +227,14 @@ with gr.Blocks(theme=theme, css="""
        outline: none !important;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1) !important;
        transition: all 0.3s ease !important;
-       min-width: 500px !important;
        min-height: 50px !important;
        height: 50px !important;
+       width: 100% !important;
+       resize: none !important;
    }
    
-   .custom-textbox input:focus {
+   .custom-textbox input:focus,
+   .custom-textbox textarea:focus {
        border-color: #475569 !important;
        box-shadow: 0 0 0 3px rgba(100, 116, 139, 0.1) !important;
    }
@@ -262,13 +269,15 @@ with gr.Blocks(theme=theme, css="""
            margin-top: 0.25rem;
            max-width: 100%;
            padding: 0 0.5rem;
-
        }
-       .custom-textbox input {
+       .custom-textbox {
+           min-width: 250px;
+       }
+       .custom-textbox input,
+       .custom-textbox textarea {
            padding: 12px 15px !important;
            font-size: 14px !important;
-           min-width: 400px !important;
-           min-height: 100px !important;
+           min-height: 45px !important;
            height: 45px !important;
        }
    }
@@ -318,10 +327,11 @@ with gr.Blocks(theme=theme, css="""
                placeholder="Ask me about math, research, study strategies, or any educational topic...",
                container=False,
                show_label=False,
-               scale=8,
-               elem_classes=["custom-textbox"]
+               elem_classes=["custom-textbox"],
+               lines=1,
+               max_lines=1
            )
-           send_btn = gr.Button("📤", variant="primary", scale=1, elem_classes=["send-button"])
+           send_btn = gr.Button("📤", variant="primary", elem_classes=["send-button"])
    
    def respond_and_update(message, history):
        for response in respond_with_enhanced_streaming(message, history):