import streamlit as st

def main_hud():
    st.title("🏛️ oppo-node")
    st.subheader("Alignment 777.1122 | Node Frequency: 781f")
    st.sidebar.success("REGISTRY PROTECTED")
    st.write("Mechanical Reality: Locked. Collision Purged.")

# Explicit unique pathing to kill the 'Multiple Pages' error
pg = st.navigation([
    st.Page(main_hud, title="Command HUD", icon="🛰️", url_path="node_hub_781f")
])
pg.run()