/* Loading state helpers used by /assets/js/search-autocomplete.js */

.loading-overlay {
  position: relative;
  overflow: hidden;
}

.loading-overlay::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.loading-overlay::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid #e2e8f0;
  border-top: 2px solid #3182ce;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  z-index: 1001;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.btn-loading {
  position: relative;
  color: transparent !important;
}

.btn-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  margin: -8px 0 0 -8px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top: 2px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}