.section-animation {
  opacity: 0;
  transform: scale(.95) translateY(40px);
  transition: all .7s cubic-bezier(.16, 1, .3, 1);
  will-change: transform, opacity;
}

.section-animation.common-show {
  opacity: 1;
  transform: scale(1) translateY(0);
}

/* 淡入动画 */
.fade-in {
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.fade-in.show {
  opacity: 1;
}

/* 从左侧滑入 */
.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* 从右侧滑入 */
.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* 从底部滑入 */
.slide-in-up {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.slide-in-up.show {
  opacity: 1;
  transform: translateY(0);
}

/* 弹跳动画 */
.bounce-in {
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.bounce-in.show {
  opacity: 1;
  transform: scale(1);
}

/* 旋转进入 */
.rotate-in {
  opacity: 0;
  transform: rotate(-5deg) scale(0.9);
  transition: all 0.8s ease-out;
}

.rotate-in.show {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* 脉冲动画 */
.pulse {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.05);
  }

  100% {
    transform: scale(1);
  }
}

/* 浮动动画 */
.float {
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-10px);
  }

  100% {
    transform: translateY(0px);
  }
}

/* 闪烁动画 */
.shine {
  position: relative;
  overflow: hidden;
}

.shine::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -60%;
  width: 20%;
  height: 200%;
  background: linear-gradient(to right,
      rgba(255, 255, 255, 0) 0%,
      rgba(255, 255, 255, 0.3) 100%);
  transform: rotate(30deg);
  animation: shine 3s infinite;
}

@keyframes shine {
  0% {
    left: -100%;
  }

  20%,
  100% {
    left: 100%;
  }
}

/* 滑入动画的延迟类 */
.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;
}

/* 按钮悬停动画 */
.btn-hover {
  transition: all 0.3s ease;
}

.btn-hover:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(84, 82, 255, 0.2);
}

/* 卡片悬停动画 */
.card-hover {
  transition: all 0.4s ease;
}

.card-hover:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

/* 背景波纹动画 */
.wave-bg {
  position: relative;
  overflow: hidden;
}

.wave-bg::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(84, 82, 255, 0.1) 0%, transparent 70%);
  animation: wave 8s ease-in-out infinite;
}

@keyframes wave {

  0%,
  100% {
    transform: scale(1) translate(0, 0);
  }

  50% {
    transform: scale(1.1) translate(-5%, -5%);
  }
}