/* Premium iOS-style transitions */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Wave alternada e ultra fluida para o botão flutuante [11] */
@keyframes appleStaggeredWave {
  0% {
    transform: scale(1);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.4);
    opacity: 0.3;
  }
  100% {
    transform: scale(1.8);
    opacity: 0;
  }
}

/* Animação Apple Bubble In Premium com leve rebote e flutuação suave [11] */
@keyframes appleBubbleIn {
  0% {
    opacity: 0;
    transform: translateY(40px) scale(0.93);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Curva de mola elástica Apple Safari para o topo Hero [11] */
@keyframes appleBubbleHero {
  0% {
    opacity: 0;
    transform: translateY(60px) scale(0.9);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Classes para uso geral */
.animate-fade-in {
  animation: fadeIn 0.8s var(--apple-ease) forwards;
}

/* Ativação da animação "bolha" de entrada [11] */
.animate-on-scroll.animate-fade-in-up {
  animation: appleBubbleIn 0.9s cubic-bezier(0.25, 1.25, 0.5, 1) forwards !important;
}

/* Ativação da Mola Elástica nos elementos do Hero */
.animate-bubble-hero {
  opacity: 0;
  animation: appleBubbleHero 1.2s cubic-bezier(0.25, 1.3, 0.4, 1) forwards;
}

/* Atrasos nas animações de conteúdo */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }