/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999;
    width:100%;
    /* height:5vw; */
    height:6vw;
    background: rgba(0, 0, 0, 0.2);
    padding:0 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.4s ease;
}
.logo {
    height:2.5vw;
}

.logo img{
    width:auto;
    height:100%;
    transition: all 0.4s ease;
}
.logo img.logo-w{
    display: block;
}
.logo img.logo-b{
    display: none;
}

.nav {
    display: flex;
    align-items: center;
    gap: 2.5vw;
    height:100%;
}
.nav .nav_one{
    height:100%;
}
.nav .nav_one_link {
    color: #fff;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}
.nav .nav_one_link:hover{
    /* color: var(--subject-color); */
    color:rgba(255,255,255,0.7);
}
.nav_one .nav_two_box{
    display: none;
    position: absolute;
    left:50%;
    transform: translateX(-50%);
    top:100%;
    width: max-content;
    padding:10px 15px;
    border-radius: 6px;
    background: #fff;
    text-align: center;
}
.nav_one:hover .nav_two_box{
    display: block;
}
.arrow::after{
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    top:-5px;
    left:50%;
    transform: translateX(-50%);
    border-width: 7px;
    border-style: dashed;
    border-color: transparent;
    border-top-width: 0;
    border-bottom-color: #fff;
    border-bottom-style: solid;
}
.nav_two{}
.nav_two_link{
    font-size:14px;
    color:#333;
    line-height: 2.2;
}
.nav_two_link:hover{
    color: var(--subject-color);
}
.contact-tel {
    display: flex;
    align-items: center;
    gap:8px;
}
.contact-tel .tel-icon{
    width: 20px;
    height: 20px;
}
.contact-tel .tel-icon img{
    width: 100%;
    height: 100%;
}
.contact-tel .phone-num{
    color: #fff;
    font-size: 26px;
    font-weight: bold;
    line-height: 1;
}
.contact-info{
    display: flex;
    gap: 1.5vw;
}
.contact-info .contact-info-item{
    position: relative;
    padding:20px 0;
}
.contact-info .contact-info-item .contact-info-icon{
    width:16px;
    height:16px;
    filter: brightness(0) invert(1); 
}
.contact-info .contact-info-item .contact-info-content{
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 10px;
    background-color: #fff;
    border-radius: 6px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
.contact-info-item:hover .contact-info-content {
    display: block;
}
.contact-info .contact-info-item.wechat .contact-info-content img{
    width:100px;
    height:100px;
}
.contact-info .contact-info-item.email .contact-info-content{
    left: auto;
    right: 0;
    transform: none;
    font-size: 16px;
    color:#333;
}
.contact-info .contact-info-item.email .contact-info-content.arrow::after{
    left: auto;
    right: 0;
}

/* 头部鼠标滚动 */
.header.scroll{
    /* background: rgba(0, 0, 0, 0.5); */
    height:5vw;
    background: #fff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0px 2px 10px 0px rgba(100, 100, 100, 0.1);
}
/* .header.scroll .logo img{
    filter: none;
} */
.header.scroll .logo img.logo-w{
    display: none;
}
.header.scroll .logo img.logo-b{
    display: block;
}
.header.scroll .nav_one_link,
.header.scroll .tel-text,
.header.scroll .phone-num{
   color:#333;
}
.header.scroll .nav_one_link:hover,
.header.scroll .contact-tel:hover .tel-text,
.header.scroll .contact-tel:hover .phone-num{
   color:#00593B;
}
.header.scroll .contact-info-icon{
    /* filter: brightness(0) saturate(100%) drop-shadow(0 0 0 #00593B); */
    filter:none;
}
.header.scroll .nav_two_box{
    border-radius: 0 0 6px 6px;
    border-top:2px solid var(--subject-color);
}
.header.scroll .arrow::after{
    display: none;
}
.header.scroll .contact-tel .tel-icon img{
    filter: brightness(100) invert(1);
}

 /* Footer */
.footer {
    background-color: #00593B;
    color: white;
    padding: 40px 5%;
    text-align: center;
}

.footer-logo {
    margin-bottom: 20px;
}
.footer-logo img{
    width:auto;
    height:2.8vw;
}
.footer-info a {
    font-size: 12px;
    color:#fff;
    line-height: 2;
    opacity: 0.8;
}
.footer-info a:hover{
    color:rgba(255,255,255,0.8);
}