body {
    background-color: #f5f7fa;
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
}
.header {
    background: linear-gradient(135deg, #1E9FFF 0%, #0d8bf2 100%);
    color: white;
    box-shadow: 0 2px 10px rgba(30, 159, 255, 0.3);
}
.logo {
    font-size: 26px;
    font-weight: bold;
    color: #fff;
    display: flex;
    align-items: center;
    height: 70px;
    line-height: 70px;
}
.logo i {
    margin-right: 8px;
    font-size: 28px;
}
.nav-item {
    color: rgba(255, 255, 255, 0.9);
    padding: 0 18px;
    font-size: 16px;
    transition: all 0.3s;
    position: relative;
    height: 70px;
    line-height: 70px;
    display: inline-block;
}
.nav-item:hover {
    color: #fff;
    transform: translateY(-2px);
}
.nav-item.active {
    color: #fff;
    font-weight: bold;
}
.nav-item.active:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 18px;
    right: 18px;
    height: 3px;
    background: #fff;
    border-radius: 3px;
}
.footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: #bdc3c7;
    padding: 20px 0 20px;
    margin-top: 20px;
}
.footer-links {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}
.footer-link {
    color: #bdc3c7;
    margin: 0 8px;
    transition: color 0.3s;
}
.footer-link:hover {
    color: #1E9FFF;
}
.copyright {
    text-align: center;
    font-size: 14px;
    margin-top: 20px;
}
.floating-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #1E9FFF;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 15px rgba(30, 159, 255, 0.5);
    z-index: 999;
    cursor: pointer;
    transition: all 0.3s;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}
.floating-btn.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.floating-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(30, 159, 255, 0.7);
}
.mobile-header {
    display: none;
    background: linear-gradient(135deg, #1E9FFF 0%, #0d8bf2 100%);
    color: white;
    padding: 0 15px;
    height: 60px;
    line-height: 60px;
    position: relative;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}
.mobile-logo {
    font-size: 20px;
    font-weight: bold;
    display: flex;
    align-items: center;
}
.mobile-logo i {
    margin-right: 8px;
}
.mobile-menu-btn {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
    z-index: 1002;
}
.mobile-nav {
    position: fixed;
    top: 0;
    right: -70%;
    width: 70%;
    height: 100%;
    background: white;
    z-index: 1001;
    transition: right 0.3s ease;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
    padding-top: 60px;
}
.mobile-nav.show {
    right: 0;
}
.mobile-nav-item {
    display: block;
    color: #333;
    padding: 15px 20px;
    font-size: 16px;
    border-bottom: 1px solid #eee;
    transition: all 0.3s;
}
.mobile-nav-item:last-child {
    border-bottom: none;
}
.mobile-nav-item.active {
    background: #f0f7ff;
    color: #1E9FFF;
    font-weight: bold;
}
.mobile-nav-item:hover {
    background: #f5f5f5;
}
.mobile-mask {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: none;
}
.mobile-mask.show {
    display: block;
}
@media (max-width: 768px) {
    .header {
        display: none;
    }
    .mobile-header {
        display: block;
    }
    .search-box {
        padding: 30px 0;
        margin-top: 0;
    }
    .search-title {
        font-size: 22px;
    }
    .search-desc {
        font-size: 14px;
    }
    .card-img {
        height: 140px;
    }
    .layui-col-md9, .layui-col-md3 {
        width: 100%;
    }
    .footer-links {
        flex-wrap: wrap;
    }
    .footer-link {
        margin: 3px 6px;
    }
}
.entry-copyright{
    padding: .5rem;
    border-radius: .25rem;
    background-color: rgba(79, 158, 248, .1);
    font-size: .875rem;
    color: #a1a1a8;
}
.beian{
    color: #bdc3c7;
}
.beian:hover{
    color: white;
}