/* ============================================================
   MÓDULO: Seta Animada (Versão Otimizada Leve)
   ============================================================ */

.secao-seta-animada {
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 25vh;
  background: linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0.15));
  border-top: 1px solid rgba(255,255,255,0.1);
}

.indicador-seta {
  position: relative;
  width: 70px;
  height: 70px;
  transform: rotate(45deg);
}

/* Apenas 3 setas */
.indicador-seta span {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-right: 3px solid rgba(255,255,255,0.85);
  border-bottom: 3px solid rgba(255,255,255,0.85);
  border-radius: 2px;
  animation: seta-move 1.3s ease-in-out infinite;
  filter: drop-shadow(0 0 4px rgba(0,77,153,0.3));
}

/* Defasagem das 3 setas */
.indicador-seta span:nth-child(1) {
  top: -40px;
  left: -40px;
  animation-delay: 0s;
}
.indicador-seta span:nth-child(2) {
  top: -20px;
  left: -20px;
  animation-delay: 0.2s;
}
.indicador-seta span:nth-child(3) {
  top: 0;
  left: 0;
  animation-delay: 0.4s;
}

/* Animação leve: apenas translate + opacity */
@keyframes seta-move {
  0% {
    transform: translate(0,0);
    opacity: 1;
    border-color: rgba(0,77,153,0.9);
  }
  50% {
    transform: translate(10px,10px);
    opacity: 0.5;
    border-color: rgba(247,160,29,0.9);
  }
  100% {
    transform: translate(0,0);
    opacity: 1;
    border-color: rgba(0,77,153,0.9);
  }
}