/* ==========================================================================
   TERRAGEL / ENERGYHAL - SUITE DE ANIMACIONES Y EFECTOS VOLTRA (ONLINE)
   Efectos visuales extraídos del template Voltra: Zoom3D, Sheen Sweep,
   Border-Zooming, Rotaciones y Transiciones Cinemáticas Suaves.
   ========================================================================== */

/* ---------- 1. KEYFRAMES DE BOTONES Y PULSOS VOLTRA ---------- */

/* Voltra 3D Perspective Pulse (Sutil y pausado) */
@keyframes zoom3d {
  0%, 40% {
    transform: perspective(1000px) translateZ(0) scale(1) rotateX(0deg);
  }
  50% {
    transform: perspective(1000px) translateZ(5px) scale(1.025) rotateX(-1.5deg);
  }
  60% {
    transform: perspective(1000px) translateZ(8px) scale(1.04) rotateX(0deg);
  }
  70% {
    transform: perspective(1000px) translateZ(5px) scale(1.025) rotateX(1.5deg);
  }
  80%, 100% {
    transform: perspective(1000px) translateZ(0) scale(1) rotateX(0deg);
  }
}

/* Voltra Border Zooming / Ripple Ring (Onda expansiva suave) */
@keyframes border-zooming {
  0% {
    transform: scale(0.94);
    opacity: 0.85;
  }
  50% {
    transform: scale(1.22);
    opacity: 0.35;
  }
  100% {
    transform: scale(1.48);
    opacity: 0;
  }
}

/* Voltra Continuous Slow Spin */
@keyframes spin-img {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Voltra Subtle Floating Element (Flotación suave y cinematográfica) */
@keyframes floatElement {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-8px);
  }
}

/* Voltra Pulse Glow Verde Terra */
@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 15px rgba(0, 193, 90, 0.2);
  }
  50% {
    box-shadow: 0 0 28px rgba(0, 193, 90, 0.5);
  }
}

/* Voltra Pulse Glow Dorado / Protecta */
@keyframes pulseGold {
  0%, 100% {
    box-shadow: 0 0 15px rgba(233, 185, 73, 0.2);
  }
  50% {
    box-shadow: 0 0 28px rgba(233, 185, 73, 0.5);
  }
}

/* Voltra Pulse Cyan / Rayos Protecta */
@keyframes pulseCyan {
  0%, 100% {
    box-shadow: 0 0 15px rgba(0, 168, 255, 0.2);
  }
  50% {
    box-shadow: 0 0 28px rgba(0, 168, 255, 0.55);
  }
}

/* ---------- 2. CLASES DE UTILIDAD DE ANIMACIÓN (RITMO VOLTRA) ---------- */

.animate-zoom3d {
  animation: zoom3d 6.5s ease-in-out infinite;
  transform-style: preserve-3d;
  will-change: transform;
}

.animate-spin-slow {
  animation: spin-img 25s linear infinite;
}

.animate-float {
  animation: floatElement 6.5s infinite ease-in-out;
}

.animate-pulse-glow {
  animation: pulseGlow 4.5s infinite ease-in-out;
}

.animate-pulse-gold {
  animation: pulseGold 5s infinite ease-in-out;
}

.animate-pulse-cyan {
  animation: pulseCyan 4.5s infinite ease-in-out;
}

/* ---------- 3. REVELADO SUAVE AL HACER SCROLL (VOLTRA REVEAL) ---------- */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}