/* Limit the QR reader to one owned square preview. */
#qr-reader { width:100% !important; max-width:280px !important; height:auto !important; min-height:0 !important; }
#qr-reader > :not(.sahibim-camera-viewport) { display:none !important; }
#qr-reader .sahibim-camera-viewport { position:relative !important; width:100% !important; aspect-ratio:1/1 !important; overflow:hidden !important; border-radius:12px !important; }
#qr-reader .sahibim-camera-video { position:absolute !important; inset:0 !important; width:100% !important; height:100% !important; min-height:0 !important; max-height:none !important; object-fit:cover !important; display:block !important; }
#qr-reader video:not(.sahibim-camera-video), #qr-reader canvas { display:none !important; }