.layout-container{min-height:100vh}.header{position:fixed;width:100%;top:0;z-index:100;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.1);display:flex;align-items:center;justify-content:space-between;padding:0 20px}.header.is-mobile{padding:0 15px}.header .logo{height:50px}.header .logo img{height:100%;-o-object-fit:contain;object-fit:contain}.header .nav-menu{border:none}.header .mobile-menu-btn{padding:8px}.el-main{margin-top:60px;min-height:calc(100vh - 360px);padding:20px}.footer{color:#2c3e50;padding:40px 20px 20px;text-align:center}.footer .contact-info{margin-bottom:30px}.footer .contact-info p{margin:10px 0;font-size:14px;line-height:1.6}.footer .copyright{padding:20px;border-top:1px solid rgba(0,0,0,.1);font-size:14px}.footer .copyright .beian{color:#2c3e50;text-decoration:none;margin-left:10px}.footer .copyright .beian:hover{text-decoration:underline}@media(max-width:768px){.footer .footer-content{grid-template-columns:1fr}}