/* ==========================================================================
   AQUADROP PURIFIER - ANIMATIONS & MOTION SYSTEM
   Keyframes, Scroll-Driven Reveals, Water Ripples & Glow Effects
   ========================================================================== */

/* Fade & Slide Up Scroll Reveal Base */
.reveal-on-scroll {
  opacity: 1;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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

/* Stagger Delays */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }

/* Subtle Floating Animation */
@keyframes float {
  0% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-10px) rotate(1deg);
  }
  100% {
    transform: translateY(0px) rotate(0deg);
  }
}

/* Pulse Ring Animation (for Live Status Indicator) */
@keyframes pulse-ring {
  0% {
    transform: scale(0.95);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.6);
    opacity: 0;
  }
  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

/* Water Droplet Ripple Ring */
@keyframes water-ripple {
  0% {
    width: 0px;
    height: 0px;
    opacity: 0.8;
    transform: translate(-50%, -50%) scale(0.8);
  }
  100% {
    width: 350px;
    height: 350px;
    opacity: 0;
    transform: translate(-50%, -50%) scale(1.8);
  }
}

/* Shimmer Button Gradient */
@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

.btn-shimmer {
  background-size: 200% auto;
  animation: shimmer 4s linear infinite;
}

/* Glowing Border Pulse */
@keyframes glow-border {
  0%, 100% {
    border-color: rgba(0, 240, 255, 0.3);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
  }
  50% {
    border-color: rgba(0, 240, 255, 0.7);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.5);
  }
}

.animated-glow-border {
  animation: glow-border 3s infinite ease-in-out;
}

/* Subtle Water Wave Flow for Stage Visualizer */
@keyframes water-flow {
  0% {
    stroke-dashoffset: 100;
  }
  100% {
    stroke-dashoffset: 0;
  }
}

/* Subtle Card Hover 3D Tilt Class */
.tilt-card {
  transform-style: preserve-3d;
  perspective: 1000px;
}

/* Smooth Accordion Slide Transition */
.accordion-slide-enter {
  animation: accordion-down 0.35s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes accordion-down {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}