.gt-camera-scan-button { flex: 0 0 auto; }
.gt-camera-scan-dialog {
    width: min(540px, calc(100vw - 32px));
    max-height: 90dvh;
    overflow: auto;
    box-sizing: border-box;
    padding: 20px;
    border: 1px solid #64748b;
    border-radius: 12px;
    background: #0b0f19;
    color: #f8fafc;
    font-family: system-ui, sans-serif;
}
.gt-camera-scan-dialog::backdrop { background: rgba(0, 0, 0, .65); }
.gt-camera-scan-dialog h2 { margin-top: 0; font-size: 20px; }
.gt-camera-scan-dialog video { display: block; width: 100%; height: auto; aspect-ratio: 1 / 1; background: #000; object-fit: cover; object-position: center; }