Update app.py

app.py

@@ -0,0 +1,132 @@
+import streamlit as st
+from transformers import AutoTokenizer, AutoModelForSeq2SeqLM
+import torch
+
+# 1. Page Configuration
+st.set_page_config(page_title="Fitness Profile Generator", layout="wide")
+
+# 2. Load AI Model (Large Version)
+@st.cache_resource
+def load_model():
+    # Note: flan-t5-large is ~3GB. Ensure your Hugging Face Space has enough RAM.
+    tokenizer = AutoTokenizer.from_pretrained("google/flan-t5-large")
+    model = AutoModelForSeq2SeqLM.from_pretrained("google/flan-t5-large")
+    return tokenizer, model
+
+tokenizer, model = load_model()
+
+# 3. Custom Styling (Gradient and Black Sidebar)
+st.markdown("""
+    <style>
+    .stApp {
+        background: linear-gradient(135deg, #f6d365 0%, #fda085 100%);
+        background-attachment: fixed;
+    }
+    section[data-testid="stSidebar"] {
+        background-color: #000000 !important;
+    }
+    section[data-testid="stSidebar"] h1, section[data-testid="stSidebar"] p {
+        color: #FFFFFF !important;
+    }
+    h1, h2, h3, p, label {
+        color: #2D3436 !important;
+        font-weight: 600;
+    }
+    div[data-baseweb="input"], div[data-baseweb="select"] {
+        background-color: rgba(255, 255, 255, 0.9) !important;
+        border-radius: 8px !important;
+    }
+    .stButton > button {
+        background-color: #004d57 !important;
+        color: white !important;
+        border-radius: 8px !important;
+        padding: 10px 24px !important;
+        font-weight: bold !important;
+        width: 100% !important;
+        border: none !important;
+    }
+    .result-card {
+        background-color: white;
+        padding: 25px;
+        border-radius: 15px;
+        box-shadow: 0 10px 25px rgba(0,0,0,0.1);
+        margin-top: 25px;
+        border-left: 10px solid #004d57;
+    }
+    </style>
+    """, unsafe_allow_html=True)
+
+# --- SIDEBAR ---
+with st.sidebar:
+    st.markdown("# 👤 Personalised Fitness Plan Generator")
+    st.write("---")
+    st.write("Your digital coach for a healthier lifestyle.")
+
+# --- MAIN CONTENT ---
+st.title("🏋️ Create Your Fitness Profile")
+
+# SECTION 1: PERSONAL INFORMATION
+st.markdown("### 1️⃣ Personal Information")
+col_name, col_gender, col_age = st.columns([2, 1, 1])
+with col_name:
+    name = st.text_input("Full Name *", placeholder="e.g. John Doe")
+with col_gender:
+    gender = st.selectbox("Gender *", ["Male", "Female", "Other"])
+with col_age:
+    age = st.number_input("Age *", min_value=1, max_value=120, value=25)
+
+col_h, col_w = st.columns(2)
+with col_h:
+    height_cm = st.number_input("Height in centimeters *", min_value=0.0, step=0.1)
+with col_w:
+    weight_kg = st.number_input("Weight in kilograms *", min_value=0.0, step=0.1)
+
+st.write("---")
+
+# SECTION 2: FITNESS DETAILS
+st.markdown("### 2️⃣ Fitness Details")
+col_goal, col_level = st.columns(2)
+with col_goal:
+    goal = st.selectbox("Fitness Goal", ["Build Muscle", "Weight Loss", "Strength Gain", "Abs Building", "Flexible"])
+with col_level:
+    fitness_level = st.selectbox("Fitness Level", ["Beginner", "Intermediate", "Advanced"])
+
+equipment = st.multiselect(
+    "Available Equipment *",
+    ["Dumbbells", "Resistance Band", "Yoga Mat", "Kettlebells", "Pull-up Bar", "No Equipment"],
+    default=["No Equipment"]
+)
+
+st.write("---")
+
+# --- SUBMIT BUTTON & LOGIC ---
+if st.button("Submit Profile"):
+    if not name:
+        st.error("Please enter your name.")
+    elif height_cm <= 0 or weight_kg <= 0:
+        st.error("Please enter valid height and weight.")
+    elif not equipment:
+        st.error("Please select at least one equipment option.")
+    else:
+        height_m = height_cm / 100
+        bmi = weight_kg / (height_m ** 2)
+        bmi_rounded = round(bmi, 2)
+
+        if bmi_rounded < 18.5:
+            bmi_status, status_color = "Underweight", "#3498db"
+        elif 18.5 <= bmi_rounded < 25:
+            bmi_status, status_color = "Normal", "#2ecc71"
+        elif 25 <= bmi_rounded < 30:
+            bmi_status, status_color = "Overweight", "#f1c40f"
+        else:
+            bmi_status, status_color = "Obese", "#e74c3c"
+
+        st.success("Profile Submitted Successfully!")
+
+        st.markdown(f"""
+            <div class="result-card">
+                <h2 style="color: #004d57; margin-top:0;">Assessment for {name}</h2>
+                <p>{gender} | {age} Years Old</p>
+                <p>Calculated BMI: <strong>{bmi_rounded}</strong> | Category: <span style="color: {status_color}; font-weight: bold;">{bmi_status}</span></p>
+            </div>
+        """, unsafe_allow_html=True)