/* ============================ PRELOADER ============================
   Tela de carregamento em tela cheia: ícone girando + texto "Carregando"
   com pontinhos animados + barra de progresso indeterminada.
   Some com fade suave assim que a página termina de carregar.
   ===================================================================== */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  background: #0d0d0f;
  transition:
    opacity 0.5s ease,
    visibility 0.5s ease;
}

.preloader--hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader__icon {
  width: 72px;
  height: auto;
  animation: preloader-spin 1.4s linear infinite;
  filter: drop-shadow(0 0 18px rgba(34, 197, 94, 0.35));
}

@keyframes preloader-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.preloader__text {
  display: flex;
  align-items: baseline;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #9a9aa2;
}

.preloader__dots span {
  animation: preloader-dot 1.4s infinite;
  animation-fill-mode: both;
}

.preloader__dots span:nth-child(2) {
  animation-delay: 0.2s;
}

.preloader__dots span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes preloader-dot {
  0%,
  80%,
  100% {
    opacity: 0.2;
  }
  40% {
    opacity: 1;
  }
}

.preloader__bar {
  width: 160px;
  height: 3px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.preloader__bar-fill {
  width: 40%;
  height: 100%;
  border-radius: 100px;
  background: linear-gradient(90deg, transparent, #22c55e, transparent);
  animation: preloader-bar 1.3s ease-in-out infinite;
}

@keyframes preloader-bar {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(350%);
  }
}

/* Respeita quem prefere menos movimento na tela */
@media (prefers-reduced-motion: reduce) {
  .preloader__icon {
    animation: none;
  }
  .preloader__dots span {
    animation: none;
    opacity: 1;
  }
  .preloader__bar-fill {
    animation: none;
    width: 100%;
  }
}