/* ========== 动画初始状态 ========== */
/* 淡入 */
.animate-item.a-fadein {
    opacity: 0;
    transition: all 0.7s ease-out;
  }
  .animate-item.a-fadein.active {
    opacity: 1;
  }
  
  /* 从下方滑入 */
  .animate-item.a-fadeinB {
    opacity: 0;
    transform: translateY(80px);
    transition: all 0.7s ease-out;
  }
  .animate-item.a-fadeinB.active {
    opacity: 1;
    transform: translateY(0);
  }

  /* 从上方滑入 */
  .animate-item.a-fadeinT {
    opacity: 0;
    transform: translateY(-80px);
    transition: all 0.7s ease-out;
  }
  .animate-item.a-fadeinT.active {
    opacity: 1;
    transform: translateY(0);
  }  

  /* 从左侧滑入 */
  .animate-item.a-fadeinL {
    opacity: 0;
    transform: translateX(-80px);
    transition: all 0.7s ease-out;
  }
  .animate-item.a-fadeinL.active {
    opacity: 1;
    transform: translateX(0);
  }
  
  /* 从右侧滑入 */
  .animate-item.a-fadeinR {
    opacity: 0;
    transform: translateX(80px);
    transition: all 0.7s ease-out;
  }
  .animate-item.a-fadeinR.active {
    opacity: 1;
    transform: translateX(0);
  }
    
  /* 缩放出现 */
  .animate-item.anim-scale {
    opacity: 0;
    transform: scale(0.85);
    transition: all 0.7s ease-out;
  }
  .animate-item.anim-scale.active {
    opacity: 1;
    transform: scale(1);
  }