.school-queue-overlay {
  position: fixed; inset: 0; z-index: 2147483000;
  display: flex; align-items: center; justify-content: center;
  padding: 20px; box-sizing: border-box; background: rgba(12, 31, 25, .48);
}
.school-queue-overlay[hidden] { display: none !important; }
.school-queue-dialog {
  width: 100%; max-width: 340px; padding: 32px 28px; box-sizing: border-box;
  border-radius: 16px; background: #fff; text-align: center; color: #164f3c;
  box-shadow: 0 16px 56px rgba(0, 0, 0, .18); outline: none;
}
.school-queue-dialog h2 { margin: 0 0 20px; font-size: 20px; line-height: 1.5; font-weight: 700; }
.school-queue-spinner {
  display: inline-block; width: 32px; height: 32px; box-sizing: border-box;
  border: 3px solid #dce9e3; border-top-color: #146145; border-radius: 50%;
  animation: school-queue-spin .9s linear infinite;
}
.school-queue-dialog [data-queue-status] { margin: 18px 0 0; font-size: 17px; line-height: 1.7; font-weight: 600; }
.school-queue-dialog [data-queue-retry] {
  margin: 22px 0 0; padding: 11px 22px; border: 1px solid #176147;
  border-radius: 6px; background: #fff; color: #164f3c; font: inherit; cursor: pointer;
}
.school-queue-dialog [hidden] { display: none !important; }
@keyframes school-queue-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .school-queue-spinner { animation: none; } }