/* Camada própria do deck desktop por cima da referência do Claude Design:
   botão do menu de slides (fora do palco, canto superior esquerdo). */
.nd-menu-btn{position:fixed;top:16px;left:16px;z-index:20;width:44px;height:44px;display:grid;place-items:center;padding:0;border:1px solid rgba(242,242,242,.18);border-radius:0;background:rgba(0,0,0,.55);color:#F2F2F2;cursor:pointer;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:opacity .4s,left .2s,background .2s}
.nd-menu-btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6}
.nd-menu-btn:hover,.nd-menu-btn[aria-expanded="true"]{background:rgba(0,0,0,.85);color:#A3FF00}
.nd-menu-btn:focus-visible{outline:2px solid #A3FF00;outline-offset:2px}
.nd-menu-btn[data-idle]:not(:hover):not(:focus-visible):not([aria-expanded="true"]){opacity:0}

/* QR do fechamento é um link: leve resposta ao passar o mouse. */
deck-stage a img[src*="qr-arty"]{transition:outline-color .25s;outline:1px solid transparent;outline-offset:8px}
deck-stage a:hover img[src*="qr-arty"]{outline-color:#A3FF00}

@media print{.nd-menu-btn{display:none!important}}