Update app.py

app.py

@@ -5,6 +5,45 @@ import json
 GEMINI_API_KEY = "AIzaSyAZ3WSpx_o53zpmhIJRzR0JMsiBOTnttbg"
 API_URL = f"https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash:generateContent?key={GEMINI_API_KEY}"
 
+custom_css = """
+body, .gradio-container {
+    background-color: #d3eaf7 !important;
+    color: #1c5179 !important;
+}
+
+.gr-button, button {
+    background-color: #1c5179 !important;
+    color: white !important;
+    font-weight: bold;
+    border-radius: 12px !important;
+}
+
+.gr-chatbot, .gr-chatbot * {
+    background-color: #f0faff !important;
+    color: #1c5179 !important;
+}
+
+textarea, .gr-textbox, .gr-input, input, select {
+    background-color: #ffffff !important;
+    color: #1c5179 !important;
+    border: 1px solid #a6cfe2 !important;
+}
+
+/* 修正 placeholder 淡字也要可見 */
+textarea::placeholder, input::placeholder {
+    color: #88aabb !important;
+}
+
+/* 標籤與段落統一顏色 */
+label, .gr-label, .block-title, .svelte-1ipelgc {
+    color: #1c5179 !important;
+}
+
+.gr-markdown h1, h2, h3, h4, h5, h6, p {
+    color: #1c5179 !important;
+}
+"""
+
 INTRO_TEXT = """
 <div style='border:3px solid #2e8baf; border-radius:20px; padding:25px; background-color:#e6f3f9;'>
   <div style='background-color:#ffffff; border-radius:12px; padding:15px;'>