.qr-box { position: fixed; inset: 0; z-index: 60; display: flex; align-items: center; justify-content: center; background: rgba(8, 6, 5, .72);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); opacity: 0; pointer-events: none; transition: opacity .3s; font-family: 'Archivo', system-ui, sans-serif; }
.qr-box.on { opacity: 1; pointer-events: auto; }
.qr-card { display: flex; align-items: center; gap: 36px; padding: 32px 40px 32px 32px; border-radius: 24px; background: #FBF8F3; color: #1B1612; box-shadow: 0 40px 100px rgba(0,0,0,.5); max-width: calc(100vw - 48px); box-sizing: border-box; }
.qr-card img { width: min(300px, 38vw); height: auto; display: block; border-radius: 10px; }
.qr-txt { display: flex; flex-direction: column; gap: 10px; max-width: 300px; }
.qr-txt b { font-size: 30px; line-height: 1.05; font-weight: 900; font-variation-settings: 'wdth' 72; text-transform: uppercase; }
.qr-txt span { font-size: 17px; color: #6E655C; }
.qr-txt code { font: 600 14px/1.3 ui-monospace, Menlo, Consolas, monospace; color: #6E655C; word-break: break-all; }
.qr-txt button { margin-top: 10px; align-self: flex-start; height: 48px; padding: 0 22px; border-radius: 24px; border: 0; background: #1B1612; color: #fff; font: 700 16px 'Archivo', sans-serif; }
@media (max-width: 640px) { .qr-card { flex-direction: column; text-align: center; } .qr-txt { align-items: center; } .qr-txt button { align-self: center; } }
.qr-card .qr-img { width: min(300px, 38vw); background: #fff; border-radius: 10px; line-height: 0; }
.qr-card .qr-img svg { width: 100%; height: auto; display: block; }