:root{color-scheme:dark;font-family:ui-monospace,Consolas,monospace;background:#000;color:#fff}*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0;overflow:hidden}.viewport{position:relative;width:100%;height:100dvh;display:flex;align-items:center;justify-content:center;background:#000}canvas{display:block;width:100%;height:100%;object-fit:contain;image-rendering:pixelated;outline:none}#start-screen{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#000 url('/card.png') center/contain no-repeat}#start{border:1px solid #ff9a69;background:#ef6738;color:#120b06;padding:17px 44px;font:900 16px ui-monospace,monospace;letter-spacing:3px;cursor:pointer;box-shadow:0 5px 30px #000b}#start:hover{background:#ff8659}#start:disabled{opacity:.7;cursor:wait}#start:focus-visible{outline:2px solid #fff;outline-offset:4px}#status:empty{display:none}#status{max-width:340px;margin:15px 20px 0;background:#000c;padding:9px 12px;text-align:center;font-size:12px;line-height:1.5}#focus-hint{position:absolute;inset:0;display:grid;place-content:center;background:#0007;pointer-events:none;font-size:13px}[hidden]{display:none!important}