Floating Menu Window Level for Live Wallpaper

I've started using a Native Floating Menu to get a Live Wallpaper behavior on maOS Ventura. For that I'm using this HTML code for WebView:

<!DOCTYPE html>
<html>
<head>
    <title>Local Muted Video</title>
    <style>
        body, html {
            margin: 0;
            padding: 0;
            height: 100%;
            overflow: hidden;
        }

        video {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
    </style>
</head>
<body>
    <video id="myVideo" autoplay loop muted>
        <source src="http://localhost:8484/aerials/G008_C015_UHD_HDR_4K_HEVC.mov" type="video/mp4">
        Your browser does not support the video tag.
    </video>

    <script>
        // Get a reference to the video element
        const video = document.getElementById('myVideo');

        // Set the playback rate
        video.playbackRate = 0.65;
    </script>
</body>
</html>

I also have the following Web Item configuration set:

{"BTTMenuItemMaxHeight":902,"BTTMenuItemMinWidth":1442,"BTTMenuAlwaysUseLightMode":1,"BTTMenuItemBackgroundColorDark":"108.442, 96.000, 190.435, 166.991","BTTMenuItemBorderColorHover":"255.000, 255.000, 255.000, 255.000","BTTMenuItemVisibleWhileInactive":1,"BTTMenuCategoryBackground":1,"BTTMenuItemBackgroundTypeDark":4,"BTTMenuItemBackgroundType":0,"BTTMenuItemBackgroundColorHoverDark":"90.000, 90.000, 180.000, 166.991","BTTMenuItemBorderColorHoverDark":"255.000, 255.000, 255.000, 255.000","BTTMenuCategoryItemSizing":1,"BTTMenuItemBackgroundColor":"108.442, 96.000, 190.435, 166.991","BTTMenuItemBackgroundColorHover":"90.000, 90.000, 180.000, 166.991","BTTMenuItemMinHeight":902,"BTTMenuItemBorderColorDark":"255.000, 255.000, 255.000, 255.000","BTTMenuAttributedText":"[\"Test\",{\"NSColor\":\"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\",\"NSParagraphStyle\":\"YnBsaXN0MDDUAQIDBAUGBwpYJHZlcnNpb25ZJGFyY2hpdmVyVCR0b3BYJG9iamVjdHMSAAGGoF8QD05TS2V5ZWRBcmNoaXZlctEICVRyb290gAGjCwwVVSRudWxs1A0ODxAREhMUWk5TVGFiU3RvcHNbTlNBbGlnbm1lbnRfEB9OU0FsbG93c1RpZ2h0ZW5pbmdGb3JUcnVuY2F0aW9uViRjbGFzc4AAEAIQAYAC0hYXGBlaJGNsYXNzbmFtZVgkY2xhc3Nlc18QF05TTXV0YWJsZVBhcmFncmFwaFN0eWxloxgaG18QEE5TUGFyYWdyYXBoU3R5bGVYTlNPYmplY3QACAARABoAJAApADIANwBJAEwAUQBTAFcAXQBmAHEAfQCfAKYAqACqAKwArgCzAL4AxwDhAOUA+AAAAAAAAAIBAAAAAAAAABwAAAAAAAAAAAAAAAAAAAEB\",\"NSFont\":\"YnBsaXN0MDDUAQIDBAUGBwpYJHZlcnNpb25ZJGFyY2hpdmVyVCR0b3BYJG9iamVjdHMSAAGGoF8QD05TS2V5ZWRBcmNoaXZlctEICVRyb290gAGkCwwVFlUkbnVsbNQNDg8QERITFFZOU1NpemVYTlNmRmxhZ3NWTlNOYW1lViRjbGFzcyNAOQAAAAAAABAQgAKAA11TRlByby1SZWd1bGFy0hcYGRpaJGNsYXNzbmFtZVgkY2xhc3Nlc1ZOU0ZvbnSiGRtYTlNPYmplY3QIERokKTI3SUxRU1heZ253foWOkJKUoqeyu8LFAAAAAAAAAQEAAAAAAAAAHAAAAAAAAAAAAAAAAAAAAM4=\"}]","BTTMenuItemBorderColor":"255.000, 255.000, 255.000, 255.000","BTTMenuHoverEndAnimationDuration":0.14999999999999999,"BTTMenuHoverStartAnimationDuration":0.14999999999999999,"BTTMenuItemText":"localfile:\/\/\/opt\/dev\/github.com\/mkozjak\/bettertouchtool\/livewallpaper.html","BTTMenuItemVisibleWhileActive":1,"BTTMenuItemMaxWidth":1442,"BTTMenuItemIconColor1":"255.000, 255.000, 255.000, 255.000"}

Everything works nicely. The thing I'm interested in is video level.
Does anyone have any ideas on how to place this menu on top of macOS wallpaper, but below the macOS menu bar? The setting I'm using now for Z-Index is "Same as Desktop Background", but the translucency on my desktop items and the menu bar are fed from the default macOS wallpaper. I'd like to get translucency of these items based on the video I'm playing.

Some info here also: What is the order of `NSWindow` levels?

Unfortunately the background of the menubar is "fake", it's not actually based on the stuff behind it, instead it directly accesses the background image to calculate that.

Even if you move a window behind the menu bar (which is only possible with some tricks), it won't adapt.
This is most likely for performance reasons...

Making the menubar black (using a wallpaper), looks best to me in these cases...

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