Update app.py

app.py

@@ -10,7 +10,7 @@ from sklearn.metrics.pairwise import cosine_similarity
 st.set_page_config(
     page_title="Education with Fun",
     layout="centered",
-    page_icon="📘",
+    page_icon="\ud83d\udcd8",
 )
 
 # --- Background Image ---
@@ -35,15 +35,15 @@ set_bg()
 st.markdown(
     """
     <div style='text-align: center; padding: 20px; background-color: rgba(255, 255, 255, 0.8); border-radius: 15px;'>
-        <h1 style='color: green;'>📘 Education with Fun</h1>
+        <h1 style='color: green;'>\ud83d\udcd8 Education with Fun</h1>
         <h4>Learn Science with Stories and Audio (Grade 5 & 6)</h4>
     </div>
     """, unsafe_allow_html=True
 )
 
 # --- Grade & Subject Selection ---
-grade = st.selectbox("🎓 Select Grade:", ["Grade 5", "Grade 6"])
-subject = st.selectbox("📚 Select Subject:", ["Science"])
+grade = st.selectbox("\ud83c\udf93 Select Grade:", ["Grade 5", "Grade 6"])
+subject = st.selectbox("\ud83d\udcda Select Subject:", ["Science"])
 
 # --- Search online content ---
 def search_online_syllabus(grade, subject):
@@ -77,13 +77,14 @@ def search_online_syllabus(grade, subject):
 
 # --- Answer Generation ---
 def get_answer(user_question, syllabus_text):
-    chunks = syllabus_text.split('\n\n')
+    chunks = [chunk.strip() for chunk in syllabus_text.split('\n\n') if chunk.strip()]
     vectorizer = TfidfVectorizer().fit_transform([user_question] + chunks)
     cosine_similarities = cosine_similarity(vectorizer[0:1], vectorizer[1:]).flatten()
-    best_chunk = chunks[cosine_similarities.argmax()]
-    
-    beginner = f"📗 سیدھا سا جواب: {best_chunk.strip()}"
-    story = f"📙 کہانی کی صورت میں: فرض کریں آپ ایک چھوٹے سائنسدان ہیں... {best_chunk.strip()}"
+    top_idx = cosine_similarities.argmax()
+    best_chunk = chunks[top_idx]
+
+    beginner = f"\ud83d\udcd7 سیدھا سا جواب: {best_chunk}"
+    story = f"\ud83d\udcd9 کہانی کی صورت میں: ایک دن ایک طالب علم نے پوچھا، '{user_question}'۔ استاد نے جواب دیا: {best_chunk}"
     return beginner, story
 
 # --- Urdu Text-to-Speech ---
@@ -98,18 +99,18 @@ st.markdown("### ❓ Ask your question (Urdu or English):")
 question = st.text_area("", placeholder="e.g., What is evaporation? / بخارات کیا ہوتے ہیں؟")
 
 # --- Submit Button ---
-if st.button("🔍 Get Answer"):
-    with st.spinner("📡 Searching online syllabus..."):
+if st.button("\ud83d\udd0d Get Answer"):
+    with st.spinner("\ud83d\udce1 Searching online syllabus..."):
         syllabus_text = search_online_syllabus(grade, subject)
 
     beginner, story = get_answer(question, syllabus_text)
 
-    st.subheader("💡 Beginner-Friendly Answer:")
+    st.subheader("\ud83d\udca1 Beginner-Friendly Answer:")
     st.success(beginner)
 
-    st.subheader("📖 Storytelling Style Answer:")
+    st.subheader("\ud83d\udcd6 Storytelling Style Answer:")
     st.info(story)
 
-    if st.button("🔈 Hear Urdu Audio"):
+    if st.button("\ud83d\udd08 Hear Urdu Audio"):
         audio_path = text_to_speech_urdu(beginner + "۔ " + story)
         st.audio(audio_path, format='audio/mp3')