.qr-duo:has(> .qr-card > .qr-box) {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}
.qr-card:has(> .qr-box) {
  grid-template-columns: minmax(180px, 220px) minmax(140px, 1fr);
  gap: 16px;
  padding: 20px;
  border: 1px solid #dce5f1;
  border-radius: 16px;
  box-shadow: 0 10px 32px #173b6310;
  overflow: hidden;
}
.qr-card:has(> .qr-box)::after { content: none; display: none; }
.qr-card-head { align-items: center; gap: 12px; }
.qr-card-head strong { font-size: 1.05rem; color: #102d51; }
.qr-card-head > div > span { margin-top: 5px; color: #64768e; font-size: .76rem; }
.qr-card:has(> .qr-box) > .qr-box,
.qr-card:has(> .qr-box) > .qr-box.compact {
  min-height: 270px;
  border-radius: 14px;
  background: linear-gradient(150deg, #f4f8ff, #e5eefb);
  border: 1px solid #dae5f4;
}
.qr-card .connected-illustration { min-height: 270px; }
.qr-card .connected-illustration > img { object-fit: contain; }
.connection-detail {
  grid-column: 2;
  grid-row: 2;
  padding: 18px;
  border: 1px solid #e2eaf5;
  border-radius: 14px;
  background: linear-gradient(150deg, #f8fbff, #edf3fc);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
  color: #435a76;
  font-size: .85rem;
  line-height: 1.65;
}
.connection-detail > strong { color: #102d51; font-size: 1.05rem; line-height: 1.4; }
.connection-detail p { margin: 0; }
.connection-detail time { display: block; padding-top: 12px; border-top: 1px solid #d9e4f1; font-size: .75rem; color: #61758d; }
.qr-card .qr-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.qr-card .qr-actions button { min-height: 42px; border-radius: 10px; padding: 9px 12px; }
.qr-card .qr-actions button:first-child { background: linear-gradient(135deg, #244f80, #102d51); color: white; border-color: transparent; }
.qr-card .qr-actions .danger-button { background: #fff; border-color: #f1d6db; color: #b32943; box-shadow: none; }
.status-badge { border-radius: 999px; padding: 6px 11px; font-size: .75rem; white-space: nowrap; }
.metric-card { border-radius: 14px; border: 1px solid #e1e8f1; box-shadow: 0 8px 26px #15385f0d; }
.metric-card > strong { font-variant-numeric: tabular-nums; }
.metric-card.metric-warning { border-color: #f4d290; background: linear-gradient(145deg, #fffdf8, #fff5df); }
.metric-card.metric-warning > strong { color: #8b530b; }
.metric-card.metric-warning > span { color: #795418; }
.metric-card.metric-warning .metric-icon { background: #ffebbd; color: #8b530b; }
.metric-card.metric-danger { border-color: #f0d1da; background: linear-gradient(145deg, #fff, #fff3f6); }
.metric-card.metric-danger > strong { color: #ad2549; }
.aurora-business-health { border-radius: 14px; padding: 20px; }
.aurora-business-health-alerts li { padding: 12px 14px; border-radius: 10px; line-height: 1.5; }
.section-heading { margin-bottom: 18px; }
.topbar-actions { flex-wrap: wrap; gap: 10px; }
button:focus-visible, a:focus-visible { outline: 3px solid #76a8df; outline-offset: 3px; }
@media (min-width: 1001px) and (max-width: 1550px) {
  .qr-card:has(> .qr-box) { grid-template-columns: 1fr; }
  .qr-card:has(> .qr-box) > .qr-box { width: 100%; min-height: 300px; }
  .qr-card .connected-illustration { min-height: 300px; }
  .qr-card:has(> .qr-box) > .connection-detail { grid-column: 1; grid-row: 3; }
  .qr-card:has(> .qr-box) > .qr-actions { grid-row: 4; }
}
@media (max-width: 1000px) {
  .qr-duo:has(> .qr-card > .qr-box) { grid-template-columns: 1fr; }
}
@media (max-width: 650px) {
  .qr-card:has(> .qr-box) { grid-template-columns: 1fr; padding: 16px; }
  .qr-card:has(> .qr-box) > .connection-detail { grid-column: 1; grid-row: 3; }
  .qr-card:has(> .qr-box) > .qr-actions { grid-row: 4; }
}