/* ==========================================================================
   Animations & Micro-interactions - 放課後等デイサービス コリコッコ
   ========================================================================== */

/* Keyframe Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-28px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(28px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulseGlow {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.35);
  }
  50% {
    transform: scale(1.03);
    box-shadow: 0 8px 25px rgba(249, 115, 22, 0.55);
  }
}

@keyframes floatGentle {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-8px) rotate(1deg);
  }
}

@keyframes floatGentleAlt {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-6px) rotate(-1.5deg);
  }
}

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

@keyframes gentleBounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-6px);
  }
  60% {
    transform: translateY(-3px);
  }
}

/* Scroll Reveal Classes (Driven by IntersectionObserver in JS) */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  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.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-100 { transition-delay: 0.1s; }
.reveal-delay-200 { transition-delay: 0.2s; }
.reveal-delay-300 { transition-delay: 0.3s; }
.reveal-delay-400 { transition-delay: 0.4s; }
.reveal-delay-500 { transition-delay: 0.5s; }

/* Floating Elements */
.animate-float {
  animation: floatGentle 5s ease-in-out infinite;
}

.animate-float-alt {
  animation: floatGentleAlt 6s ease-in-out infinite 0.5s;
}

.animate-pulse-glow {
  animation: pulseGlow 2.5s ease-in-out infinite;
}

.animate-bounce-gentle {
  animation: gentleBounce 3s infinite;
}

/* Interactive Hover States */
.hover-lift {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}
.hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.hover-scale {
  transition: transform var(--transition-normal);
}
.hover-scale:hover {
  transform: scale(1.03);
}

/* Wave Background Divider */
.wave-divider {
  width: 100%;
  overflow: hidden;
  line-height: 0;
}
.wave-divider svg {
  position: relative;
  display: block;
  width: calc(100% + 1.3px);
  height: 50px;
}
@media (min-width: 768px) {
  .wave-divider svg {
    height: 70px;
  }
}