/* Shared download card, positioned outside clipping and sticky containers. */
.download-qr-card {
  box-sizing: border-box;
  position: fixed;
  z-index: 1000;
  width: 240px;
  max-width: calc(100vw - 24px);
  max-height: calc(100dvh - 24px);
  overflow: auto;
  padding: 20px;
  border: 1px solid rgba(82, 197, 255, 0.24);
  border-radius: 20px;
  background: #111d2d;
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.4);
  color: #f4f7fa;
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  text-align: center;
  letter-spacing: normal;
}
.download-qr-card[hidden] { display: none; }
.download-qr-card img {
  display: block;
  width: 198px;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
  border-radius: 10px;
  background: #fff;
}
.download-qr-card p { margin: 14px 0 0; font-size: 15px; font-weight: 650; }
.download-qr-card small { display: block; margin-top: 6px; color: #b9c4d0; font-size: 12px; }