.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(52, 211, 153, 0.2);
  border-top-color: #34d399;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.loading-spinner--large {
  width: 40px;
  height: 40px;
  border-width: 3px;
}

.loading-spinner--small {
  width: 16px;
  height: 16px;
  border-width: 2px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.btn.is-loading {
  position: relative;
  color: transparent;
  pointer-events: none;
}

.btn.is-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.btn--secondary.is-loading::after {
  border-color: rgba(52, 211, 153, 0.3);
  border-top-color: #34d399;
}

.page-loading {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
}

.page-loading.is-active {
  opacity: 1;
  visibility: visible;
}

.page-loading__content {
  text-align: center;
}

.page-loading__spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(52, 211, 153, 0.2);
  border-top-color: #34d399;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}

.page-loading__text {
  font-size: 14px;
  color: #6b7280;
  font-weight: 500;
}

.skeleton {
  background: linear-gradient(
    90deg,
    #f3f4f6 0%,
    #e5e7eb 50%,
    #f3f4f6 100%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 8px;
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton--text {
  height: 16px;
  margin-bottom: 8px;
}

.skeleton--title {
  height: 24px;
  width: 60%;
  margin-bottom: 12px;
}

.skeleton--avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.skeleton--card {
  height: 200px;
  border-radius: 12px;
}

.skeleton--button {
  height: 40px;
  width: 120px;
  border-radius: 8px;
}

.provider-skeleton {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 16px;
}

.provider-skeleton__header {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
}

.provider-skeleton__avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(90deg, #f3f4f6 0%, #e5e7eb 50%, #f3f4f6 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
}

.provider-skeleton__info {
  flex: 1;
}

.provider-skeleton__name {
  height: 20px;
  width: 40%;
  margin-bottom: 8px;
  background: linear-gradient(90deg, #f3f4f6 0%, #e5e7eb 50%, #f3f4f6 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 4px;
}

.provider-skeleton__meta {
  height: 14px;
  width: 60%;
  background: linear-gradient(90deg, #f3f4f6 0%, #e5e7eb 50%, #f3f4f6 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 4px;
}

.provider-skeleton__desc {
  height: 14px;
  margin-bottom: 6px;
  background: linear-gradient(90deg, #f3f4f6 0%, #e5e7eb 50%, #f3f4f6 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 4px;
}

.provider-skeleton__desc:last-child {
  width: 80%;
}

.form-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.6;
}

.form-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 30px;
  height: 30px;
  border: 3px solid rgba(52, 211, 153, 0.2);
  border-top-color: #34d399;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.shimmer {
  position: relative;
  overflow: hidden;
  background: #f3f4f6;
}

.shimmer::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translateX(-100%);
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0,
    rgba(255, 255, 255, 0.3) 20%,
    rgba(255, 255, 255, 0.5) 60%,
    rgba(255, 255, 255, 0)
  );
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  100% { transform: translateX(100%); }
}

.content-loader {
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
}

.content-loader__spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(52, 211, 153, 0.2);
  border-top-color: #34d399;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.content-loader__text {
  font-size: 14px;
  color: #6b7280;
}