app.py

import streamlit as st 

# --- SHARED ON ALL PAGES ---
st.logo(image="images/menu_book_60dp_75FBFD.png")
st.sidebar.title("SBS V2.0 mapper")
st.sidebar.subheader("(work in progress)")
st.sidebar.text("Demo by JA-RAD")

st.markdown(
    """
    <style>
        .streamlit-expander header:first-child {
            position: fixed;
            top: 0px;
            left: 0px;
            right: 0px;
            z-index: 9999;
            background-color: rgba(255, 255, 255, 0.95); /* Optional background */
            padding: 10px 0; /* Optional padding */
            box-shadow: 0px 2px 5px rgba(0, 0, 0, 0.1); /* Optional shadow */
        }
    </style>
    """,
    unsafe_allow_html=True,
)

st.title("My Sticky Header App")

st.write("Scroll down to see if the header remains at the top on Hugging Face!")
for i in range(50):
    st.write(f"Some more content here: {i}")


# --- PAGE SETUP ---
type_text_page = st.Page(
    page="pages/type_text.py",
    title="SBS V2.0 mapper",
    icon=":material/keyboard:",
    default=True,)

# --- NAVIGATION SETUP ---
pg = st.navigation(pages=[type_text_page]) # WITHOUT SECTIONS
#pg = st.navigation({"Chapter_Index": [start_page], "Demo": [type_text_page, upload_file_page], "About": [about_page]}) # WITH SECTIONS
pg.run()