Update app.py

app.py

@@ -1,14 +1,106 @@
+# === IMPORTS ===
+
 import streamlit as st
+from PIL import Image
 from openai import OpenAI
+from pathlib import Path
+
 
-# === SETUP ===
+# ✅ 1. Page Configuration — MUST be first Streamlit command
 st.set_page_config(page_title="AI Architecture Assistant", layout="centered")
+
+
+# ✅ 2. Inline custom CSS with Poppins font and olive green theme
+st.markdown("""
+<style>
+@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;500;700&display=swap');
+
+.stApp {
+    background-color: #f4f7f5 !important;
+    font-family: 'Poppins', sans-serif;
+    color: #1e1e1e;
+    padding: 1rem;
+}
+
+/* Headings */
+h1 {
+    font-family: 'Poppins', sans-serif;
+    color: #3a5a40 !important;
+    font-weight: 700;
+    font-size: 2.3rem;
+}
+
+h2, h3 {
+    font-family: 'Poppins', sans-serif;
+    color: #344e41 !important;
+    font-weight: 600;
+    font-size: 1.4rem;
+}
+
+/* Inputs */
+.stTextInput input, .stTextArea textarea {
+    background-color: #ffffff !important;
+    color: #1e1e1e !important;
+    border: 1px solid #c8d6c1;
+    border-radius: 10px;
+    padding: 14px;
+    font-size: 1rem;
+    font-family: 'Poppins', sans-serif;
+}
+
+/* Buttons */
+.stButton > button {
+    background-color: #588157;
+    color: white;
+    font-weight: 600;
+    font-family: 'Poppins', sans-serif;
+    padding: 0.7rem 1.6rem;
+    font-size: 1rem;
+    border: none;
+    border-radius: 10px;
+    transition: all 0.3s ease;
+    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
+}
+
+.stButton > button:hover {
+    background-color: #3a5a40;
+    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
+}
+
+/* Links */
+a {
+    color: #3a5a40;
+    font-family: 'Poppins', sans-serif;
+    text-decoration: none;
+    font-weight: 500;
+}
+
+a:hover {
+    text-decoration: underline;
+    color: #2c4030;
+}
+</style>
+""", unsafe_allow_html=True)
+
+
+# ✅ 3. Logo Display (must come after styling)
+try:
+    logo = Image.open("logo.jpg")
+    st.image(logo, width=300)
+except FileNotFoundError:
+    st.warning("Logo not found. Please ensure 'logo.jpg' is in the same folder as app.py.")
+
+
+# ✅ 4. Connect to OpenAI
 client = OpenAI(api_key=st.secrets["OPENAI_API_KEY"])
 
-# === PROMPT SETUP ===
+
+# ✅ 5. Session Setup
 if "prompt" not in st.session_state:
     st.session_state.prompt = ""
 
+
+# ✅ 6. Sample Prompt
 sample_prompt = (
     "A highly detailed, realistic architectural floor plan for a modern tiny home. "
     "The design features an open-concept layout with a multi-functional living space "
@@ -18,6 +110,7 @@ sample_prompt = (
     "with subtle accents. Annotate key dimensions and furniture placements. Professional architectural rendering style."
 )
 
+
 # === UI START ===
 st.title("🏠 AI Architecture Assistant")
 st.caption("Design smarter. Visualize faster. Build better.")
@@ -370,6 +463,47 @@ st.markdown("""
 - [Quebec Construction Code](https://www.rbq.gouv.qc.ca/en/technical-buildings/buildings/construction-code.html)
 - [Tiny Home Legal Info (Canada)](https://tinyhousecanada.ca/)
 """)
+# === 9. Eco-Friendly Upgrades Agent ===
+
+st.markdown("---")
+st.markdown("### 🌱 Suggest Eco-Friendly Upgrades")
+
+if st.button("Get Eco-Friendly Suggestions"):
+    if st.session_state.prompt.strip():
+        with st.spinner("Analyzing your layout for green upgrades..."):
+
+            def suggest_eco_upgrades(prompt):
+                system_instruction = (
+                    "You are a sustainability expert in residential architecture. "
+                    "Based on the following home design prompt, suggest 5 to 7 eco-friendly upgrades. "
+                    "Be specific and include options like energy efficiency, water conservation, material choices, and renewable energy use. "
+                    "Avoid general advice—tailor suggestions to the design and layout described."
+                )
+
+                response = client.chat.completions.create(
+                    model="gpt-4",
+                    messages=[
+                        {"role": "system", "content": system_instruction},
+                        {"role": "user", "content": prompt}
+                    ],
+                    temperature=0.7
+                )
+
+                return response.choices[0].message.content.strip()
+
+            eco_suggestions = suggest_eco_upgrades(st.session_state.prompt)
+
+            st.markdown("### ✅ Recommended Eco-Friendly Features")
+            st.markdown(eco_suggestions)
+
+            # Save to session for summary
+            st.session_state.eco_suggestions = eco_suggestions
+
+    else:
+        st.warning("Please enter a prompt first.")
+
+
+