from PIL import Image

src = r"C:\Users\Mahdi\.cursor\projects\e-projeha-crm\assets\mento-logo-mark.png"
dst_png = r"e:\projeha\crm\apps\web\public\brand\mento-logo.png"

img = Image.open(src).convert("RGBA")
pixels = img.load()
w, h = img.size

for y in range(h):
    for x in range(w):
        r, g, b, a = pixels[x, y]
        # white canvas
        if r > 235 and g > 235 and b > 235:
            pixels[x, y] = (255, 255, 255, 0)
            continue
        # black / near-black canvas
        if r < 28 and g < 28 and b < 28:
            pixels[x, y] = (0, 0, 0, 0)
            continue
        # dark fringe around logo on black plate
        if r < 40 and g < 45 and b < 50 and (r + g + b) < 110:
            pixels[x, y] = (0, 0, 0, 0)

bbox = img.getbbox()
if not bbox:
    raise SystemExit("empty image after bg remove")

img = img.crop(bbox)
pad = 10
padded = Image.new("RGBA", (img.width + pad * 2, img.height + pad * 2), (0, 0, 0, 0))
padded.paste(img, (pad, pad), img)
img = padded

side = max(img.width, img.height)
canvas = Image.new("RGBA", (side, side), (0, 0, 0, 0))
canvas.paste(img, ((side - img.width) // 2, (side - img.height) // 2), img)
canvas.save(dst_png, "PNG")
px = canvas.load()
print("logo saved", dst_png, canvas.size, "corner", px[0, 0])