/* Loading State Styles */

.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  backdrop-filter: blur(2px);
}

.loading-overlay.active {
  display: flex;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 5px solid rgba(255, 255, 255, 0.25);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  box-shadow: 0 0 20px rgba(37, 211, 102, 0.5);
}

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

/* Button Loading State */
.btn-submit.loading,
.btn-criar.loading,
.btn-primary.loading,
.btn-danger.loading {
  opacity: 0.7;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-submit.loading::after,
.btn-criar.loading::after,
.btn-primary.loading::after,
.btn-danger.loading::after {
  content: '';
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-left: 8px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  vertical-align: middle;
}

/* Form desabilitado */
form.loading input,
form.loading textarea,
form.loading select {
  pointer-events: none;
  opacity: 0.7;
}

form.loading button[type="submit"] {
  pointer-events: none;
}