.sysloader-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255,255,255,.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2147483647;
}
.sysloader-spinner {
  width: 56px;
  height: 56px;
  border: 6px solid rgba(13,110,253,.2);
  border-top-color: #0d6efd;
  border-radius: 50%;
  animation: sysloader-spin 0.9s linear infinite;
}
@keyframes sysloader-spin {
  to { transform: rotate(360deg); }
}