body{font-family:"Microsoft YaHei", sans-serif;}.nav-link.active{border-bottom-width:2px;border-bottom-style:solid;border-bottom-color:rgb(74, 222, 128);}.section{min-height:calc(100vh - 80px);padding-top:2rem;padding-bottom:2rem;}.hero-canvas{position:absolute;top:0px;left:0px;width:100%;height:100%;z-index:-1;}.service-card:hover{transform:translateY(-5px);box-shadow:rgba(0, 0, 0, 0.2) 0px 10px 25px -5px, rgba(0, 0, 0, 0.1) 0px 10px 10px -5px;}.case-card:hover{transform:scale(1.02);}.news-item:hover{background-color:rgb(240, 253, 244);}