/* ==========================================================================
   LEP India Cosmetics Pvt. Ltd. - Animations & Micro-Interactions
   macOS Smooth Physics & Mobile Touch Gestures
   ========================================================================== */

/* --- Keyframe Definitions --- */
@keyframes pulse-dot {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.4);
    opacity: 0.6;
  }
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.95);
    opacity: 0.8;
  }
  70% {
    transform: scale(2.2);
    opacity: 0;
  }
  100% {
    transform: scale(2.2);
    opacity: 0;
  }
}

@keyframes float-soft {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes marquee-scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

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

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

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.94);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideUpSheet {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

@keyframes slideDownSheet {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(100%);
  }
}

@keyframes pulse-glow {
  0%, 100% {
    box-shadow: 0 0 15px rgba(2, 132, 199, 0.25);
  }
  50% {
    box-shadow: 0 0 28px rgba(2, 132, 199, 0.5);
  }
}

/* --- Scroll-Triggered Reveal Classes --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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

.reveal-fade {
  opacity: 0;
  transition: opacity 0.8s ease;
  will-change: opacity;
}

.reveal-fade.revealed {
  opacity: 1;
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Stagger Delays */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }

/* Shimmer Highlight Effect on Hover / Tap */
.shimmer-hover {
  position: relative;
  overflow: hidden;
}

.shimmer-hover::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    60deg,
    transparent 30%,
    rgba(255, 255, 255, 0.35) 50%,
    transparent 70%
  );
  transform: rotate(25deg) translateY(-100%);
  transition: transform 0.75s ease-in-out;
  pointer-events: none;
}

.shimmer-hover:hover::after,
.shimmer-hover:active::after {
  transform: rotate(25deg) translateY(100%);
}

/* Mobile Touch Feedback */
.touch-active:active {
  transform: scale(0.97) !important;
  transition: transform 0.1s ease-out !important;
}

/* --- Accessibility: Respect Reduced Motion --- */
@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;
  }
  
  .reveal,
  .reveal-fade,
  .reveal-scale {
    opacity: 1 !important;
    transform: none !important;
  }
  
  .marquee-track {
    animation: none !important;
  }
}