:root{
    --color-blue:#19a5e3;
    --color-red:#f81a1a;
    --color-yellow:#eca30c;
    --color-dark:#222;
    --color-dark-green:#1f322e;
    --container-width:1200px;
    --header-height:80px;
}

body{ 
    /* font-family: "Microsoft YaHei", "微软雅黑"; color: var(--color-dark-green); */
    font-size: 14px;
}

a{ color: var(--color-blue)}
a:hover{ color: var(--color-blue);}
.bold{ font-weight: bold;}

.ellipsis {
white-space: nowrap;      /* 保证文本在一行内显示 */
overflow: hidden;         /* 隐藏溢出的内容 */
text-overflow: ellipsis;  /* 使用省略号表示文本溢出 */
}

.text-center{ text-align: center;}
.text-right{ text-align: right;}


.container{max-width: var(--container-width); margin-left: auto; margin-right: auto;}

.btn{ display: inline-block; padding: 10px 25px; border: 1px solid #CCC; border-radius: 40px; color: #222; transition: all 0.5s; cursor: pointer;}
.btn i{color: #333; font-size: 12px; margin-right: 5px;}
.btn:hover{ background-color:var(--color-blue); border-color: #FFF; color: #FFF;}
.btn:hover i{ color: #FFF;}
.btn.btn-border-blue{ border-color: var(--color-blue);}
.btn.btn-border-blue, .btn.btn-border-blue i{ color: var(--color-blue);}
.btn.btn-border-blue:hover, .btn.btn-border-blue:hover i{ color: #FFF;}

.btn.btn-blue{ background-color: var(--color-blue); color: #FFF; border-color: var(--color-blue);}
.btn.btn-blue i{ color: #FFF;}
.btn.btn-blue:hover{ background-color: #FFF; color: var(--color-blue);}
.btn.btn-blue:hover i{ color: var(--color-blue);}


/* header  */
.header{
    --nav-active-color:#19a5e3;
    background-color: #FFF;
}
.header .header-wrap{ display: flex; max-width: var(--container-width); align-items: center; height: var(--header-height); margin: auto;}
.header .logo img{ height: 40px;}
.header .nav{ display: flex; margin-left: auto; height: 100%;}
.header .nav li{ position: relative; padding: 0 30px; height: 100%;}
.header .nav>li>a{ display: block; height: 100%; line-height: var(--header-height); font-size: 16px; color: var(--color-dark-green); position: relative;}
.header .nav>li:hover>a{ color: var(--nav-active-color);}
.header .nav>li>a.active{ color:var(--nav-active-color);}
.header .nav>li>a.active::after{ content: ''; position: absolute; left: 50%; bottom: 0; width: 40px; margin-left: -20px; border-top: 2px solid var(--color-blue);}
.header .nav .dropdown{ width: 100%; padding: 20px 0; border: 1px solid #EEE; position: absolute; left: 0; top: var(--header-height); z-index: 10; border-radius: 2px; box-shadow: 0 0 10px 10px rgba(0, 0, 0, 0.01); visibility: hidden; transition: all .3s ease-in-out 0s; opacity: 0; transform: translateY(10px);  background-color: #FFF;}
.header .nav li:hover .dropdown{ opacity: 1; visibility: visible; transform: translateY(0);}
.header .nav .dropdown a{ font-size: 14px; font-weight: normal; color: var(--color-dark-green); display: block; text-align: center; padding: 10px 0;}
.header .nav .dropdown a:hover{ color: var(--nav-active-color);}
.show-menu{ display: none;}

.header .nav>li>a {
    position: relative;
    text-overflow: ellipsis;
    overflow: hidden;
}
.header .nav>li>a::before {
    content: "";
    position: absolute;
    bottom: 0px;
    left: 0px;
    right: 0px;
    height: 2px;
    background-color: var(--color-blue);
    transform-origin: right bottom;
    transform: scaleX(0);
    transition: transform 0.5s;
}
.header .nav>li:hover a::before {
    transform-origin: left bottom;
    transform: scaleX(1);
}


#roll_top {
    display: none;
    height: 30px;
    width: 30px;
    position: fixed;
    bottom: 50px;
    right: 20px;
    z-index: 10;
}
#roll_top::before{ 
    content: ''; 
    width: 100%;
    height: 100%;
    position: absolute; left: 0; top: 0;
    background-image: url(../image/btn_top.svg);
    background-color: var(--color-blue);
    cursor: pointer;
    background-repeat: no-repeat;
    background-size: 30%;
    background-position: center center;
}
#roll_top:hover::before{ background-color: #053358;}

.page-header{ display: flex; justify-content: center; align-items: center; font-size: 24px; color: var(--color-blue); font-weight: bold;}
.page-header span{ margin: 0 5px; position: relative;}
.page-header span:nth-child(1){ padding-bottom: 5px;}
.page-header span:nth-child(1)::after{ content: ''; position: absolute; width: 100%; height: 11px; background-image: url(../image/section-header-bar.png); background-repeat: no-repeat; background-size: 100% auto; left: 0; bottom: -15px;}

/* footer  */
.footer{ background-color: #333; color: #FFF;}
.footer-row{ display: flex; gap: 30px; justify-content: space-between; padding-top:40px;}
.footer-row dt{ font-size: 16px; position: relative; padding-bottom: 20px; margin-bottom: 20px;}
.footer-row dt::after{ content: ''; position: absolute; left: 0; bottom: 0; width: 30px; border-bottom: 2px solid #ec600f;}
.footer-row dd{ 
    margin-bottom: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}
.footer a{ color: #a6a6a6; transition: color 0.5s;     

}
.footer a:hover{ color: #FFF;}

.address .content{ margin-top: 20px; line-height: 2;}
.footer .qrcode{ display: flex; justify-content: space-between;}
.footer .qrcode img{ width: 100px; vertical-align: middle;}
.footer .qrcode span{ display: block; text-align: center;}
.footer .qrcode span:nth-child(2){ margin-top: 10px;}

.copyright{ display: flex; font-size: 12px; gap: 20px; justify-content: center; color: #a6a6a6; margin-top: 20px; padding: 20px 0; border-top: 1px solid rgba(255, 255, 255, 0.1);}

/* 内页 */
.breadcrumb{ box-shadow: 0 5px 10px rgba(0, 0, 0, 0.05);}
.breadcrumb .container{ height: 50px; display: flex; align-items: center; gap: 10px;}
.breadcrumb .layui-icon-right{ font-size: 10px;}
.breadcrumb a{ color: #222;}
.breadcrumb a:hover{ color: var(--color-blue);}

/* Responsive  */
.mobile{ display: none;}
.header-block{ display: none;}



@media screen and (max-width: 768px) {
    :root{
        --header-height:60px;
    }

    /* Responsive  */
    .pc{ display: none;}
    .mobile{ display: block;}
    .header-block{ display: block; height: 60px;}

    /* header  */

    .header .logo{ margin-left: 15px;}
    .header .logo img {
        height: 30px;
    }
    .header{ position: fixed; width: 100%; height: var(--header-height); box-shadow: 0 5px 5px rgba(0, 0, 0, 0.05); z-index: 100;}
    .header .nav{ display: none; position: absolute; left: 0; top: var(--header-height); width: 100%; height: auto; background-color: #FFF; padding-bottom: 20px; border-top: 1px solid #EEE;}
    .header.active .nav{ display: block;}
    .header .nav li{ padding: 0 15px; height: auto;}
    .header .nav>li>a.active::after{ display: none;}
    .header .nav>li>a{ height: auto; line-height: 1.5; padding: 10px 0 0 0;}
    .header .nav .dropdown{ opacity: 1; transform: translateY(0); position: relative; visibility: visible; top: 0; border: none; padding: 0; box-shadow: none;}
    .header .nav .dropdown a {
        font-size: 14px;
        color: #666;
        text-align: left;
        padding: 5px 20px;
    }
    .show-menu{ display: block; position: absolute; width: 40px; height: 40px; background-image: url(../image/btn-menu.png); background-size: 60%; top: 10px; right:8px; background-repeat: no-repeat; background-position: center center;}
    .header.active .show-menu{ background-image: url(../image/btn-close.png);}

    /* footer  */
    .footer-row {
        display: block;
        padding: 20px 15px 0 15px;
    }
    .footer-nav{ display: none;}
    .footer .qrcode{ justify-content: center; gap: 40px;}
    .footer .qrcode img {
        width: 80px;
    }
    .copyright{ display: block; text-align: center; padding: 15px;}
    .copyright p{ padding: 5px 0;}


}