/* ==========================================================================
   DR. REVATHI M. - PEDIATRIC DENTISTRY ANIMATION SYSTEM
   Vibrant, playful, bouncy micro-interactions & smooth transitions
   ========================================================================== */

/* Keyframes */
@keyframes floatSubtle {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-6px);
  }
}

@keyframes floatGentle {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-12px) rotate(1.5deg);
  }
}

@keyframes floatReverse {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(10px) rotate(-1.5deg);
  }
}

@keyframes pulseDot {
  0% {
    transform: scale(0.95);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.6);
    opacity: 0;
  }
  100% {
    transform: scale(0.95);
    opacity: 0;
  }
}

@keyframes morphBlob {
  0% {
    border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
    transform: rotate(0deg) scale(1);
  }
  34% {
    border-radius: 70% 30% 50% 50% / 30% 30% 70% 70%;
  }
  67% {
    border-radius: 100% 60% 60% 100% / 100% 100% 60% 60%;
  }
  100% {
    border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
    transform: rotate(360deg) scale(1.05);
  }
}

@keyframes sparkle {
  0%, 100% {
    opacity: 0.3;
    transform: scale(0.8) rotate(0deg);
  }
  50% {
    opacity: 1;
    transform: scale(1.2) rotate(180deg);
  }
}

@keyframes popIn {
  0% {
    opacity: 0;
    transform: scale(0.7) translateY(15px);
  }
  70% {
    transform: scale(1.05) translateY(-3px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes toothWiggle {
  0%, 100% {
    transform: rotate(0deg);
  }
  20% {
    transform: rotate(-12deg) scale(1.05);
  }
  40% {
    transform: rotate(10deg) scale(1.05);
  }
  60% {
    transform: rotate(-8deg);
  }
  80% {
    transform: rotate(6deg);
  }
}

@keyframes waveHands {
  0%, 100% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(-14deg);
  }
  75% {
    transform: rotate(14deg);
  }
}

@keyframes brushAction {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
  }
  25% {
    transform: translate(10px, -8px) rotate(15deg);
  }
  50% {
    transform: translate(0px, 4px) rotate(0deg);
  }
  75% {
    transform: translate(-10px, -8px) rotate(-15deg);
  }
}

@keyframes bubbleFloat {
  0% {
    transform: translateY(100vh) scale(0);
    opacity: 0;
  }
  20% {
    opacity: 0.6;
    transform: translateY(80vh) scale(1);
  }
  90% {
    opacity: 0.6;
  }
  100% {
    transform: translateY(-20vh) scale(1.2);
    opacity: 0;
  }
}

/* Scroll Reveal Classes */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.7s cubic-bezier(0.34, 1.56, 0.64, 1), transform 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

/* Background floating bubbles container */
.bubbles-container {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.bubble {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.8), rgba(177, 151, 252, 0.2));
  box-shadow: inset 0 0 10px rgba(255, 255, 255, 0.5);
  animation: bubbleFloat 16s linear infinite;
}

/* Brushing animation active state */
.is-brushing .mascot-tooth-svg {
  animation: toothWiggle 1.5s ease-in-out infinite;
}

.is-brushing .toothbrush-indicator {
  animation: brushAction 0.6s ease-in-out infinite;
}

/* Confetti particles */
.confetti-piece {
  position: fixed;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  pointer-events: none;
  z-index: 10000;
}