/* AlxLoading — overlay central de carregamento com mensagens rotativas.
   Usado por: receita por texto e foto IA (alericos-plano-alimentar) e
   análise visual da avaliação (alericos-core). Tema dark fixo do app. */

.alx-loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 100010; /* acima dos modais do plano-alimentar (até 100002) */
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(15, 23, 42, 0.78);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}

.alx-loading-overlay.alx-loading-visible {
  opacity: 1;
  pointer-events: auto;
}

/* Variante para target específico (overlay preso a um container) */
.alx-loading-overlay-abs {
  position: absolute;
}

.alx-loading-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.9rem;
  background: #1e293b;
  border: 1px solid #334155;
  border-radius: 1rem;
  padding: 1.6rem 2rem;
  max-width: 320px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
  color-scheme: dark;
}

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

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

.alx-loading-msg {
  color: #e2e8f0;
  font-size: 0.92rem;
  line-height: 1.4;
  text-align: center;
  min-height: 1.4em;
}

.alx-loading-msg-in {
  animation: alx-loading-fade 0.35s ease;
}

@keyframes alx-loading-fade {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .alx-loading-overlay { transition: none; }
  .alx-loading-spinner { animation: none; }
  .alx-loading-msg-in { animation: none; }
}