/* ============ KEYFRAMES ============ */

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

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.4; }
}

@keyframes pulseShadow {
  0%, 100% { box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4); }
  50%      { box-shadow: 0 12px 32px rgba(37, 211, 102, 0.6), 0 0 0 12px rgba(37, 211, 102, 0.12); }
}

@keyframes rfidWave {
  0% {
    opacity: 0.8;
    transform: scale(0.5);
  }
  100% {
    opacity: 0;
    transform: scale(1.6);
  }
}

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}

@keyframes heroFloatRotate {
  0%   { transform: translateY(0)    rotate(-5deg); }
  25%  { transform: translateY(-8px) rotate(0deg);  }
  50%  { transform: translateY(-12px) rotate(5deg); }
  75%  { transform: translateY(-8px) rotate(0deg);  }
  100% { transform: translateY(0)    rotate(-5deg); }
}

@keyframes slowSpin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes tagPulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.25);
    opacity: 0.75;
  }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ============ CLASSES DE ENTRADA (IntersectionObserver) ============ */

.animate-on-scroll {
  opacity: 0;
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.animate-on-scroll.fade-up {
  transform: translateY(30px);
}

.animate-on-scroll.fade-left {
  transform: translateX(-40px);
}

.animate-on-scroll.fade-right {
  transform: translateX(40px);
}

.animate-on-scroll.scale-in {
  transform: scale(0.92);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

/* Atrasos em sequência (stagger) */
.delay-100 { transition-delay: 0.10s; }
.delay-200 { transition-delay: 0.20s; }
.delay-300 { transition-delay: 0.30s; }
.delay-400 { transition-delay: 0.40s; }
.delay-500 { transition-delay: 0.50s; }
.delay-600 { transition-delay: 0.60s; }

/* ============ ENTRADAS IMEDIATAS (hero) ============ */

.hero-badge        { animation: fadeInUp 0.7s ease-out 0.1s both; }
.hero h1           { animation: fadeInUp 0.8s ease-out 0.25s both; }
.hero-subtitle     { animation: fadeInUp 0.8s ease-out 0.4s both; }
.hero-cta          { animation: fadeInUp 0.8s ease-out 0.55s both; }
.hero-visual       { animation: scaleIn 1s ease-out 0.5s both; }
.hero-visual svg   {
  animation: floatY 6s ease-in-out infinite;
  transform-origin: center center;
}

/* Folha decorativa gira lentamente */
.hero-leaf-spin {
  animation: slowSpin 25s linear infinite;
}

/* Hover na ilustração do hero */
.hero-visual:hover svg {
  animation-play-state: paused;
}

/* Ondas RFID (decorativas) */
.rfid-wave {
  animation: rfidWave 2.4s ease-out infinite;
  transform-origin: center;
}
.rfid-wave-2 { animation-delay: 0.8s; }
.rfid-wave-3 { animation-delay: 1.6s; }

/* Respeitar preferência do usuário */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .animate-on-scroll {
    opacity: 1;
    transform: none;
  }
}