import fitz  # PyMuPDF
from pathlib import Path

def add_logo(input_path, output_path, logo_path, position=(80, 60), scale=0.55):
    doc = fitz.open(input_path)
    logo_image = str(Path(logo_path).resolve())

    for page in doc:
        # Load logo image dimensions
        pix = fitz.Pixmap(logo_image)
        width = pix.width * scale
        height = pix.height * scale

        x, y = position
        rect = fitz.Rect(x, y, x + width, y + height)

        page.insert_image(rect, filename=logo_image)

    doc.save(output_path)
    doc.close()