body{font-family:"Noto Sans SC", sans-serif;}.hero-canvas{position:absolute;top:0px;left:0px;width:100%;height:100%;z-index:0;opacity:0.1;}.feature-card{transition-behavior:normal;transition-duration:0.3s;transition-timing-function:ease;transition-delay:0s;transition-property:all;}.feature-card:hover{transform:translateY(-5px);box-shadow:rgba(0, 0, 0, 0.1) 0px 20px 25px -5px, rgba(0, 0, 0, 0.04) 0px 10px 10px -5px;}.nav-link{transition-behavior:normal;transition-duration:0.3s;transition-timing-function:ease;transition-delay:0s;transition-property:color;}.nav-link.active{color:rgb(59, 130, 246);border-bottom-width:2px;border-bottom-style:solid;border-bottom-color:rgb(59, 130, 246);}.company-logo{font-family:"Arial Black", "Microsoft YaHei", sans-serif;letter-spacing:2px;}.fade-in{animation-duration:0.6s;animation-timing-function:ease-in-out;animation-delay:0s;animation-iteration-count:1;animation-direction:normal;animation-fill-mode:none;animation-play-state:running;animation-name:fadeIn;animation-timeline:auto;animation-range-start:normal;animation-range-end:normal;}html{scroll-behavior:smooth;}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px);}100%{opacity:1;transform:translateY(0px);}}@media (max-width: 768px){.hero-section{padding-top:12rem;}.mobile-menu{display:none;}.mobile-menu.active{display:block;}}