Update app.py

app.py

@@ -752,7 +752,6 @@ def respond(user_msg, history, mode, language_mode, quiz_count_mode, show_source
     try:
         history = history + [{"role": "user", "content": text}]
 
-        # General greeting / normal conversation
         if is_general_chat(text):
             reply = general_chat_reply(text, language_mode)
 
@@ -781,7 +780,6 @@ def respond(user_msg, history, mode, language_mode, quiz_count_mode, show_source
 
             return "", history, render_chat(history), quiz_state, render_dashboard()
 
-        # Quiz evaluation mode
         if quiz_state.get("active", False):
             evaluation = oai_json(
                 build_quiz_eval_prompt(
@@ -846,11 +844,9 @@ def respond(user_msg, history, mode, language_mode, quiz_count_mode, show_source
 
             return "", history, render_chat(history), quiz_state, render_dashboard()
 
-        # Retrieval
         records = search_hybrid(text, shortlist_k=30, final_k=5)
         context = build_context(records)
 
-        # Quiz generation
         if mode == "Quiz Me":
             n_questions = choose_quiz_count(text, quiz_count_mode)
 
@@ -903,7 +899,6 @@ def respond(user_msg, history, mode, language_mode, quiz_count_mode, show_source
 
             return "", history, render_chat(history), quiz_state, render_dashboard()
 
-        # Normal answer
         answer = oai_text(
             build_tutor_prompt(
                 mode,
@@ -997,43 +992,45 @@ footer{
   margin: 18px auto;
 }
 
-/* SETTINGS BOX - UVa inspired */
+/* SETTINGS BOX - UVa style light theme */
 .bc-settings{
-  background: linear-gradient(135deg, #5a2d77 0%, #7b3f98 100%);
-  border-radius: 22px;
-  padding: 18px;
-  box-shadow: 0 12px 28px rgba(0,0,0,0.22);
-  margin-bottom: 16px;
-  border-top: 6px solid #c7a008;
+  background:#ffffff;
+  border-radius:22px;
+  padding:18px;
+  box-shadow:0 12px 28px rgba(0,0,0,0.22);
+  margin-bottom:16px;
+  border-top:8px solid #5a2d77;
+  color:#241336 !important;
 }
 
 .bc-settings label{
-  color: #ffffff !important;
-  font-weight: 700 !important;
-}
-
-.bc-settings .wrap{
-  color: #ffffff !important;
+  color:#5a2d77 !important;
+  font-weight:800 !important;
 }
 
 .bc-settings input,
 .bc-settings textarea,
 .bc-settings select{
   color:#241336 !important;
+  background:#ffffff !important;
 }
 
 .bc-howto{
-  margin-top: 10px;
-  padding: 14px 16px;
-  border-radius: 16px;
-  background: rgba(255,255,255,0.14);
-  color: white;
-  font-size: 14px;
-  line-height: 1.55;
-  border-left: 5px solid #c7a008;
+  margin-top:12px;
+  padding:16px;
+  border-radius:16px;
+  background:#f4edf7;
+  color:#241336 !important;
+  font-size:14px;
+  line-height:1.55;
+  border-left:6px solid #c7a008;
+}
+
+.bc-howto strong{
+  color:#5a2d77 !important;
 }
 
-/* CHAT WINDOW - same family as analytics dashboard */
+/* CHAT WINDOW */
 .bc-phone{
   position: relative;
   background: #ffffff;
@@ -1082,11 +1079,11 @@ footer{
 }
 
 .bc-chat-shell{
-  background: #ffffff;
-  border-radius: 20px;
-  padding: 16px;
-  min-height: 460px;
-  box-shadow: inset 0 0 0 2px #e5d8ef;
+  background:#ffffff;
+  border-radius:20px;
+  padding:16px;
+  min-height:460px;
+  box-shadow: inset 0 0 0 2px #d8c6e8;
 }
 
 .bc-chat-wrap{
@@ -1178,12 +1175,12 @@ footer{
 }
 
 .bc-empty-text{
-  color: #5a2d77;
+  color:#5a2d77 !important;
   text-align:center;
-  opacity: 0.96;
-  font-size: 16px;
-  line-height: 1.6;
-  font-weight:600;
+  opacity:1 !important;
+  font-size:16px;
+  line-height:1.7;
+  font-weight:700;
 }
 
 .bc-input-bar{
@@ -1245,7 +1242,7 @@ footer{
   border-radius: 14px !important;
 }
 
-/* DASHBOARD - UVa inspired visible design */
+/* DASHBOARD */
 .bc-dashboard{
   background:#ffffff;
   border-radius:22px;