/* animate.min.css - 基础动画库 (可替换为完整 animate.css CDN) */
.fade-in{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}.fade-in.visible{opacity:1;transform:translateY(0)}
.slide-left{opacity:0;transform:translateX(-50px);transition:opacity .6s ease,transform .6s ease}.slide-left.visible{opacity:1;transform:translateX(0)}
.slide-right{opacity:0;transform:translateX(50px);transition:opacity .6s ease,transform .6s ease}.slide-right.visible{opacity:1;transform:translateX(0)}