/* DESKTOP (default) */
#apbd-cht-conversation.apc-force-fullscreen {
    position: fixed !important;

    bottom: 20px !important;
    right: 20px !important;

    width: 80vw !important;
    height: 80vh !important;
    max-height: 80vh !important;

    border-radius: 10px !important;
    z-index: 999999 !important;

    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

/* MOBILE (WhatsApp-style full screen) */
@media (max-width: 768px) {
    #apbd-cht-conversation.apc-force-fullscreen {
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;

        width: 100vw !important;
        height: 100dvh !important;
        max-height: 100dvh !important;

        border-radius: 0 !important;
    }

    #apbd-cht-container.apc-force-fullscreen {
        top: 0 !important;
        left: 0 !important;
        width: 100vw !important;
        height: 100vh !important;
    }
}

body.apc-has-cht {
    overflow: hidden;
}