/* ============================================
   VIVID CARTOON THEME - Animations
   活力卡通风 - 动画库
   ============================================ */

/* --- Keyframes --- */

@keyframes v-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes v-lift {
  0% { transform: translateY(0); box-shadow: var(--v-shadow-sm); }
  100% { transform: translateY(-6px); box-shadow: var(--v-shadow-hover); }
}

@keyframes v-slide-in-left {
  0% { transform: translateX(-30px); opacity: 0; }
  100% { transform: translateX(0); opacity: 1; }
}

@keyframes v-slide-in-right {
  0% { transform: translateX(30px); opacity: 0; }
  100% { transform: translateX(0); opacity: 1; }
}

@keyframes v-slide-in-up {
  0% { transform: translateY(30px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

@keyframes v-slide-in-down {
  0% { transform: translateY(-20px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

@keyframes v-pop-in {
  0% { transform: scale(0.8); opacity: 0; }
  70% { transform: scale(1.05); }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes v-fade-in {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

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

@keyframes v-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.7; }
}

@keyframes v-wiggle {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-3deg); }
  75% { transform: rotate(3deg); }
}

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

@keyframes v-rotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes v-scale-in {
  0% { transform: scale(0); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes v-stretch-in {
  0% { transform: scaleX(0); }
  100% { transform: scaleX(1); }
}

@keyframes v-drop {
  0% { transform: translateY(-20px); opacity: 0; }
  60% { transform: translateY(4px); }
  100% { transform: translateY(0); opacity: 1; }
}

/* --- Animation Utility Classes --- */

/* Hover animations */
.v-anim-bounce:hover {
  animation: v-bounce 0.5s var(--v-ease-bounce);
}

.v-anim-lift:hover {
  animation: v-lift 0.4s var(--v-ease-bounce) forwards;
}

.v-anim-wiggle:hover {
  animation: v-wiggle 0.4s var(--v-ease-bounce);
}

/* Scroll-triggered animations (activated by JS adding .v-anim-visible) */
.v-anim-slide-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--v-ease-smooth), transform 0.6s var(--v-ease-smooth);
}

.v-anim-slide-in.v-anim-visible {
  opacity: 1;
  transform: translateY(0);
}

.v-anim-slide-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s var(--v-ease-smooth), transform 0.6s var(--v-ease-smooth);
}

.v-anim-slide-in-left.v-anim-visible {
  opacity: 1;
  transform: translateX(0);
}

.v-anim-slide-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s var(--v-ease-smooth), transform 0.6s var(--v-ease-smooth);
}

.v-anim-slide-in-right.v-anim-visible {
  opacity: 1;
  transform: translateX(0);
}

.v-anim-pop {
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.5s var(--v-ease-bounce), transform 0.5s var(--v-ease-bounce);
}

.v-anim-pop.v-anim-visible {
  opacity: 1;
  transform: scale(1);
}

.v-anim-fade {
  opacity: 0;
  transition: opacity 0.6s var(--v-ease-smooth);
}

.v-anim-fade.v-anim-visible {
  opacity: 1;
}

/* Stagger delay for child elements */
.v-anim-stagger > *:nth-child(1) { transition-delay: 0.05s; }
.v-anim-stagger > *:nth-child(2) { transition-delay: 0.1s; }
.v-anim-stagger > *:nth-child(3) { transition-delay: 0.15s; }
.v-anim-stagger > *:nth-child(4) { transition-delay: 0.2s; }
.v-anim-stagger > *:nth-child(5) { transition-delay: 0.25s; }
.v-anim-stagger > *:nth-child(6) { transition-delay: 0.3s; }
.v-anim-stagger > *:nth-child(7) { transition-delay: 0.35s; }
.v-anim-stagger > *:nth-child(8) { transition-delay: 0.4s; }
.v-anim-stagger > *:nth-child(9) { transition-delay: 0.45s; }
.v-anim-stagger > *:nth-child(10) { transition-delay: 0.5s; }

/* Continuous animations */
.v-anim-float {
  animation: v-float 3s ease-in-out infinite;
}

.v-anim-pulse {
  animation: v-pulse 2s ease-in-out infinite;
}

.v-anim-rotate {
  animation: v-rotate 8s linear infinite;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}