/* ===================== LOADING SPINNER ===================== */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  width: 100vw;
  height: 100vh;
}
.loading-overlay > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.loading-spinner {
  width: 50px;
  height: 50px;
  border: 5px solid #f3f3f3;
  border-top: 5px solid #3498db;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}
#loadingText {
  margin-top: 18px;
  color: #fff;
  font-size: 1.15rem;
  font-weight: 600;
  text-align: center;
  max-width: 90vw;
  word-break: break-word;
  display: block;
}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.hidden {
  display: none !important;
}