/* ==========================================================================
   TVOLTTECH CONTROL TRANSFORMERS LLP - Animations & Keyframes
   ========================================================================== */

/* Keyframe Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

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

@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 15px rgba(227, 27, 35, 0.2);
  }
  50% {
    box-shadow: 0 0 30px rgba(227, 27, 35, 0.5);
  }
}

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

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

/* Scroll Reveal Classes (Handled via IntersectionObserver in animations.js) */
.reveal {
  opacity: 0;
  transform: translateY(35px);
  transition: opacity 0.7s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: opacity, transform;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reveal-left.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reveal-right.active {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger Animation Delays */
.stagger-parent .stagger-child {
  opacity: 0;
  transform: translateY(25px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.stagger-parent.active .stagger-child:nth-child(1) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.stagger-parent.active .stagger-child:nth-child(2) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.stagger-parent.active .stagger-child:nth-child(3) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.stagger-parent.active .stagger-child:nth-child(4) { transition-delay: 0.4s; opacity: 1; transform: translateY(0); }
.stagger-parent.active .stagger-child:nth-child(5) { transition-delay: 0.5s; opacity: 1; transform: translateY(0); }
.stagger-parent.active .stagger-child:nth-child(6) { transition-delay: 0.6s; opacity: 1; transform: translateY(0); }

/* Floating Element Class */
.floating {
  animation: floatElement 5s ease-in-out infinite;
}

/* Red Pulse Glow */
.pulse-red {
  animation: pulseGlow 3s infinite;
}

/* Button Ripple & Hover micro-effects */
.btn-ripple {
  position: relative;
  overflow: hidden;
}

.btn-ripple::after {
  content: "";
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, #fff 10%, transparent 10.01%);
  background-repeat: no-repeat;
  background-position: 50%;
  transform: scale(10, 10);
  opacity: 0;
  transition: transform .5s, opacity 1s;
}

.btn-ripple:active::after {
  transform: scale(0, 0);
  opacity: .3;
  transition: 0s;
}