/*============================ 基础重置 ============================*/
body {
    font-family: "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
    background: #fff;
    color: #333;
    line-height: 1.6;
    min-width: 320px;
    -webkit-font-smoothing: antialiased;
}
a { color: #333; text-decoration: none; transition: all 0.3s ease; }
a:hover, a:focus { color: #004a9f; text-decoration: none; }
img { max-width: 100%; height: auto; vertical-align: middle; border: 0; }
.fl { float: left; }
.fr { float: right; }
.clear { clear: both; overflow: hidden; height: 0; font-size: 0; }
.overfloat-dot {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.overfloat-dot-2 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/*============================ 容器加宽（电脑端） ============================*/
.container {
    width: 95%;
    max-width: 1600px;
    padding-left: 15px;
    padding-right: 15px;
    margin-left: auto;
    margin-right: auto;
}
@media (min-width: 768px) {
    .container { width: 95%; }
}
@media (min-width: 992px) {
    .container { width: 95%; }
}
@media (min-width: 1200px) {
    .container { width: 95%; max-width: 1600px; }
}

/*============================ 顶部全屏蓝色 ============================*/
.banner_top {
    background: #004a9f;
    width: 100%;
    padding: 15px 0 0;
    position: relative;
    z-index: 100;
}
.header_row1 {
    overflow: hidden;
    margin-bottom: 10px;
}
.logo2 {
    padding-top: 5px;
    display: flex;
    align-items: center;
}
.logo2 img {
    max-height: 70px;
    /*filter: grayscale(100%);*/
    flex-shrink: 0;
}
.site-title {
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    margin-left: 15px;
    line-height: 1.3;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
    letter-spacing: 1px;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 平板端适当缩小字号，避免与右侧工具栏重叠 */
@media (max-width: 991px) {
    .site-title { font-size: 16px; margin-left: 10px; }
}
.header_tools {
    padding-top: 15px;
}
.top_link {
    float: left;
    line-height: 35px;
}
.top_link a {
    font-size: 13px;
    color: rgba(255,255,255,0.9);
    margin-left: 8px;
}
.top_link a:hover { color: #fff; }
.search_btn {
    float: left;
    width: 35px;
    height: 35px;
    line-height: 35px;
    text-align: center;
    margin-left: 15px;
    cursor: pointer;
    color: #fff;
    font-size: 16px;
    opacity: 0.8;
}
.search_btn:hover { opacity: 1; }

/* 主导航 —— 通栏平均分布 */
.nav_main {
    width: 100%;
    clear: both;
    padding-bottom: 0;
}
.navItem {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    width: 100%;
}
.navItem > li {
    flex: 1;
    text-align: center;
    position: relative;
}
.navItem > li > a {
    display: block;
    height: 50px;
    line-height: 50px;
    font-size: 17px;
    color: #fff;
    font-weight: 500;
    transition: all 0.3s;
    white-space: nowrap;
    padding: 0 5px;
}
.navItem > li:hover > a,
.navItem > li.active > a {
    background: rgba(0,0,0,0.15);
    color: #fff;
}
.subnav {
    display: none;
    position: absolute;
    top: 50px;
    left: 0;
    min-width: 220px;
    background: #fff;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    z-index: 999;
    padding: 8px 0;
    border-top: 2px solid #003d80;
    text-align: left;
}
.navItem > li:hover .subnav { display: block; }
.subnav .arrow {
    position: absolute;
    top: -8px;
    left: 30px;
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: 6px solid #003d80;
}
.subnav > li { list-style: none; }
.subnav > li > a {
    display: block;
    padding: 10px 20px;
    font-size: 14px;
    color: #333;
    border-bottom: 1px solid #f5f5f5;
}
.subnav > li:last-child > a { border-bottom: none; }
.subnav > li > a:hover {
    background: #e6f0fa;
    color: #004a9f;
}

/*============================ 移动端头部 ============================*/
.m_header_box { display: none; }
#m_header {
    position: relative;
    height: 60px;
    background: #004a9f;
    padding: 0 15px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
#m_header #logo {
    float: none;
    padding-top: 0;
    flex-shrink: 0;
}
#m_header #logo img {
    max-height: 40px;
    /*filter: grayscale(100%);*/
}

/* 加大点击区域 */
#nav_btn_box {
    float: none;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
#mbtn {
    padding: 15px;
    margin: -5px;
    cursor: pointer;
}
.navbtn {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    position: relative;
}
.navbtn:before,
.navbtn:after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background: #fff;
}
.navbtn:before { top: -7px; }
.navbtn:after { top: 7px; }

/* 移动端侧导航 */
#m_nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100%;
    background: #fff;
    z-index: 1001;
    overflow-y: auto;
    -webkit-transform: translate3d(100%, 0, 0);
    transform: translate3d(100%, 0, 0);
    transition: -webkit-transform 0.3s ease;
    transition: transform 0.3s ease;
    box-shadow: -2px 0 8px rgba(0,0,0,0.1);
    padding-top: 44px;
}
#m_nav.nav_open {
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
}
.nav_mask {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
}
/* 隐藏搜索框 */
.tc_search {
    display: none;
}
/* 关闭按钮放在导航最顶部，通栏背景，内容居右 */
#m_nav .close {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 44px;
    line-height: 44px;
    text-align: right;
    padding: 0 15px;
    font-size: 22px;
    color: #666;
    background: #f5f7fa;
    border-bottom: 1px solid #eee;
    cursor: pointer;
    z-index: 11;
    box-sizing: border-box;
}
#m_nav .close:hover {
    color: #004a9f;
    background: #e6f0fa;
}

.tc_search input.focus_js {
    float: left;
    width: calc(100% - 60px);
    height: 36px;
    border: 1px solid #ddd;
    padding: 0 10px;
    font-size: 14px;
    outline: none;
}
.btn_blue {
    float: right;
    width: 50px;
    height: 36px;
    background: #004a9f;
    color: #fff;
    border: none;
    cursor: pointer;
}
.m_nav_list { list-style: none; padding: 0; margin: 0; }
.m_nav_list .title {
    position: relative;
    border-bottom: 1px solid #eee;
}
.m_nav_list .title > .a {
    display: block;
    padding: 12px 45px 12px 15px;
    font-size: 15px;
}
.m_nav_list .title > .a h3 { margin: 0; font-size: 16px; font-weight: normal; }
.m_nav_list .title > i {
    position: absolute;
    right: 0;
    top: 0;
    width: 45px;
    height: 45px;
    line-height: 45px;
    text-align: center;
    cursor: pointer;
    z-index: 2;
    font-style: normal;
}
.m_nav_list .title > i:after {
    content: '+';
    font-size: 20px;
    color: #999;
    font-family: Arial, sans-serif;
}
.m_nav_list .title > i.on:after {
    content: '-';
    font-size: 20px;
    color: #999;
}
.m_nav_list .title .list {
    display: none;
    background: #f9f9f9;
    padding: 5px 0;
}
.m_nav_list .title .list a {
    display: block;
    padding: 10px 15px 10px 30px;
    font-size: 14px;
    color: #666;
    border-bottom: 1px solid #eee;
}
.m_nav_list .title .list a:last-child { border-bottom: none; }


/*============================ 轮播 ============================*/
.banner_con {
    width: 100%;
    height: 450px;
    overflow: hidden;
}
.banner_con .swiper-slide img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    /*filter: grayscale(100%);*/
}
.banner_con .swiper-pagination-bullet {
    width: 10px; height: 10px;
    background: rgba(255,255,255,0.6);
    opacity: 1;
}
.banner_con .swiper-pagination-bullet-active { background: #004a9f; }
.banner_con .swiper-button-next,
.banner_con .swiper-button-prev {
    color: #fff;
    width: 50px; height: 50px;
    background: rgba(0,0,0,0.2);
    border-radius: 50%;
    transition: all 0.3s;
}
.banner_con .swiper-button-next:hover,
.banner_con .swiper-button-prev:hover { background: rgba(0,0,0,0.4); }
.banner_con .swiper-button-next:after,
.banner_con .swiper-button-prev:after { font-size: 20px; }

/*============================ 主体公共 ============================*/
.container01 {
    background: #f5f7fa;
    padding: 40px 0;
}
.hd_title, .hd_title2 {
    margin-bottom: 15px;
    border-bottom: 2px solid #004a9f;
    overflow: hidden;
}
.hd_title .title, .hd_title2 .title {
    display: inline-block;
    background: #004a9f;
    color: #fff;
    font-size: 18px;
    padding: 8px 20px;
    margin: 0;
}
.hd_title .more, .hd_title2 .more {
    float: right;
    line-height: 40px;
    margin-right: 10px;
    font-size: 13px;
    color: #666;
}
.hd_title .more:hover, .hd_title2 .more:hover { color: #004a9f; }

/*============================ 新闻动态 & 通知公告：字体统一放大 1.25em ============================*/
.news, .notice {
    font-size: 1.25em;
}

/*============================ 新闻动态：图片与容器高度调整 ============================*/
.news_pic {
    width: 100%;
    height: 610px;          /* 483px 图片 + 120px 文字区 */
    overflow: hidden;
    background: #fff;
    border: 1px solid #eee;
}
.news_pic .swiper-slide { height: 603px; }
.news_pic .swiper-slide > a { display: block; }
.news_pic .pic {
    height: 483px;          /* 与图片 719×483 同高 */
    overflow: hidden;
}
.news_pic .pic img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /*filter: grayscale(100%);*/
}
.news_pic .news_txt {
    height: 120px;          /* 字体放大后略增 */
    padding: 15px;
    background: #fff;
    overflow: hidden;
}
.news_pic .date {
    width: 85px;
    text-align: center;
    background: #f5f7fa;
    padding: 8px 0;
    margin-right: 15px;
    border: 1px solid #eee;
}
.news_pic .date .d1 {
    display: block;
    font-size: 1.5em;       /* 30px，原 24px×1.25 */
    color: #004a9f;
    font-weight: bold;
    line-height: 1;
}
.news_pic .date .d2 {
    display: block;
    font-size: 0.75em;      /* 15px，原 12px×1.25 */
    color: #666;
    margin-top: 4px;
}
.news_pic .title_con {
    width: calc(100% - 100px);
}
.news_pic .title {
    font-size: 1em;         /* 20px，原 16px×1.25 */
    color: #333;
    line-height: 2;
}

/*============================ 通知公告 ============================*/
.notice_list {
    background: #fff;
    border: 1px solid #eee;
    padding: 0 15px;
}
.notice_list ul { list-style: none; padding: 0; margin: 0; }
.notice_list li {
    border-bottom: 1px dashed #e5e5e5;
    padding: 12px 0;
}
.notice_list li:last-child { border-bottom: none; }
.notice_list li a { display: block; overflow: hidden; }
.notice_list li a:hover .title { color: #004a9f; }
.notice_list .date {
    width: 50px;
    text-align: center;
    margin-right: 12px;
}
.notice_list .date .d1 {
    display: block;
    font-size: 1.675em;     /* 27.5px，原 22px×1.25 */
    color: #004a9f;
    font-weight: bold;
    line-height: 1;
}
.notice_list .date .d2 {
    display: block;
    font-size: 0.75em;      /* 15px，原 12px×1.25 */
    color: #999;
    margin-top: 2px;
}
.notice_list .title_con {
    width: calc(100% - 65px);
}
.notice_list .title {
    font-size: 1em;     /* 17.5px，原 14px×1.25 */
    color: #333;
    line-height: 1.4;
}

/*============================ 快捷入口 ============================*/
.quick_bar {
    background: #fff;
    padding: 25px 0;
    border-bottom: 1px solid #eee;
}
.quick_item {
    display: block;
    color: #fff;
    text-align: center;
    padding: 18px 10px;
    border-radius: 4px;
    font-size: 18px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 3px rgba(0,0,0,0.6);
}
.quick_item:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0,74,159,0.25);
}
.quick_item i {
    display: block;
    font-size: 24px;
    margin-bottom: 6px;
    position: relative;
    z-index: 1;
}
.quick_item span {
    position: relative;
    z-index: 1;
}

/* 三个按钮分别设置背景图 */
.quick-bg-exam,
.quick-bg-student,
.quick-bg-teacher {
    background-size: cover;
    background-position: center;
}
.quick-bg-exam {
    background-image: url('../img/pic1.png');
}
.quick-bg-student {
    background-image: url('../img/pic2.png');
}
.quick-bg-teacher {
    background-image: url('../img/pic3.png');
}

/*============================ 六个版块（无border-top） ============================*/
.container02 {
    background: #f5f7fa;
    padding: 30px 0 40px;
}
.container02 .row { margin-bottom: 20px; }
.container02 .row:last-child { margin-bottom: 0; }
.item_con {
    background: #fff;
    padding: 20px;
    height: 100%;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.item_list ul { list-style: none; padding: 0; margin: 0; }
.item_list li {
    border-bottom: 1px dashed #eee;
    padding: 10px 0;
}
.item_list li:last-child { border-bottom: none; }
.item_list li a { display: block; overflow: hidden; }
.item_list li a:hover .title { color: #004a9f; }
.item_list .title {
    float: left;
    width: calc(100% - 90px);
    font-size: 14px;
    color: #333;
}
.item_list .date {
    float: right;
    width: 80px;
    text-align: right;
    font-size: 13px;
    color: #999;
}

/*============================ 底部 ============================*/
footer { margin-top: 0; }
.footer_top {
    background: #002a5c;
    color: #aaa;
    padding: 50px 0 0;
}
.footer_top_l { width: 75%; }
.footer_top_l_box1 { margin-bottom: 20px; }
.footer_top_l_box1 img { 
    /*filter: grayscale(100%); */
    max-height: 60px; 
}
.footer_top_l_box2 ul {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
    overflow: hidden;
}
.footer_top_l_box2 li {
    float: left;
    width: 16.6%;
    margin-bottom: 20px;
    padding-right: 15px;
}
.footer_top_l_box2 li > a {
    color: #fff;
    font-size: 15px;
    font-weight: bold;
    display: block;
    margin-bottom: 10px;
}
.footer_li p { margin: 0 0 6px; }
.footer_li a {
    color: #aaa;
    font-size: 13px;
}
.footer_li a:hover { color: #fff; }

.footer_top_l_box3 {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 15px;
}
.cylj_hd {
    color: #fff;
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 10px;
}
.cylj_link ul { list-style: none; padding: 0; margin: 0; }
.cylj_link li {
    float: left;
    margin-right: 20px;
    margin-bottom: 8px;
}
.cylj_link a { color: #aaa; font-size: 13px; }
.cylj_link a:hover { color: #fff; }

.footer_top_r { width: 22%; }
.footer_ewm {
    float: left;
    width: 48%;
    margin-right: 4%;
    text-align: center;
    margin-bottom: 20px;
}
.footer_ewm:nth-child(2n) { margin-right: 0; }
.footer_ewm .pic img {
    width: 100%;
    max-width: 100px;
    /*filter: grayscale(100%);*/
}
.footer_ewm .title {
    font-size: 12px;
    color: #ccc;
    margin-top: 8px;
}
.footer_address {
    clear: both;
    font-size: 13px;
    line-height: 2;
    color: #aaa;
}
.footer_address p {
    white-space: nowrap;
    margin: 0;
}
.copyRight {
    background: #001a3c;
    padding: 20px 0;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
}
.copyRight p {
    margin: 0;
    color: #888;
    font-size: 13px;
}

/*============================ 电脑端：底部左右等高对齐 ============================*/
@media (min-width: 768px) {
    .footer_top > .container {
        display: flex;
        align-items: stretch;
        justify-content: space-between;
    }
    .footer_top > .container > .clear {
        display: none;
    }
    .footer_top_l {
        float: none;
        width: 75%;
    }
    .footer_top_r {
        float: none;
        width: 22%;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        align-content: center;
    }
    .footer_top_r .clear {
        display: none;
    }
    .footer_top_r .footer_ewm {
        float: none;
    }
}

/*============================ 响应式调整 ============================*/
@media (max-width: 991px) {
    .site-title { font-size: 16px; margin-left: 10px; }
    .navItem > li > a { font-size: 14px; padding: 0 3px; }
    .banner_con { height: 300px; }
    .banner_con .swiper-slide img { height: 300px; }
    .news_pic { height: 520px; }
    .news_pic .swiper-slide { height: 520px; }
    .news_pic .pic { height: 400px; }
    .news_pic .news_txt { height: 120px; }
    .footer_top_l { width: 65%; }
    .footer_top_r { width: 33%; }
    .footer_top_l_box2 li { width: 50%; }
    .footer_address p { white-space: normal; }
}

@media (max-width: 767px) {
    .banner_top { display: none; }
    .m_header_box { display: block; }
    .banner_con { height: 200px; }
    .banner_con .swiper-slide img { height: 200px; }
    
    .site-title {
        font-size: 14px;
        margin-left: 8px;
        margin-right: 8px;
    }
    #m_header #logo img { max-height: 32px; }
    
    .container01 { padding: 20px 0; }
    .news, .notice { width: 100%; float: none; }
    .news_pic { height: 400px; }
    .news_pic .swiper-slide { height: 400px; }
    .news_pic .pic { height: 300px; }
    .news_pic .news_txt { height: 100px; }
    
    .quick_item { margin-bottom: 15px; }
    
    .container02 .row { margin-bottom: 0; }
    .container02 .col-md-6 { margin-bottom: 20px; }
    
    .footer_top_l { display: none; }
    .footer_top_r {
        width: 100%;
        float: none;
        text-align: center;
        display: block;
    }
    .footer_ewm {
        float: none;
        display: inline-block;
        width: 35%;
        margin: 0 5% 20px;
    }
    .footer_ewm:nth-child(2n) { margin-right: 5%; }
    .footer_address {
        text-align: center;
        margin-top: 10px;
    }
    .footer_address p { white-space: normal; }
}

/*============================ 面包屑 ============================*/
.breadcrumb {
    background: #fff;
    padding: 12px 20px;
    margin-bottom: 20px;
    border: 1px solid #eee;
    font-size: 13px;
    color: #666;
    border-radius: 0;
}
.breadcrumb a {
    color: #004a9f;
}
.breadcrumb a:hover {
    text-decoration: underline;
}
.breadcrumb > span {
    color: #999;
}

/*============================ 侧边栏 ============================*/
.sidebar {
    margin-bottom: 20px;
}
.sidebar-title {
    background: #004a9f;
    color: #fff;
    font-size: 16px;
    padding: 12px 15px;
    cursor: pointer;
    position: relative;
    font-weight: bold;
}
.sidebar-title .m-toggle {
    float: right;
    font-size: 18px;
    line-height: 22px;
    display: none;
}
.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    background: #fff;
    border: 1px solid #eee;
    border-top: none;
}
.sidebar-menu li {
    border-bottom: 1px solid #eee;
    position: relative;
}
.sidebar-menu li:last-child {
    border-bottom: none;
}
.sidebar-menu li a {
    display: block;
    padding: 12px 15px;
    font-size: 14px;
    color: #333;
    transition: all 0.3s;
}
.sidebar-menu li a:hover {
    background: #f5f7fa;
    color: #004a9f;
    padding-left: 20px;
}
.sidebar-menu li.active > a {
    background: #e6f0fa;
    color: #004a9f;
    border-left: 3px solid #004a9f;
    padding-left: 12px;
    font-weight: bold;
}
.sub-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    background: #f9f9f9;
    display: none;
}
.sidebar-menu li.active .sub-menu {
    display: block;
}
.sub-menu li {
    border-bottom: 1px dashed #e5e5e5;
    border-left: 3px solid #004a9f;
}
.sub-menu li:last-child {
    border-bottom: none;
}
.sub-menu li a {
    padding: 10px 15px 10px 30px;
    font-size: 13px;
    color: #666;
}
.sub-menu li a:hover {
    background: #eef4fb;
    color: #004a9f;
}

/*============================ 文章详情页 ============================*/
.article-detail-box {
    background: #fff;
    border: 1px solid #eee;
    padding: 30px 40px;
    min-height: 500px;
}
.article-header {
    text-align: center;
    border-bottom: 1px dashed #e5e5e5;
    padding-bottom: 20px;
    margin-bottom: 25px;
}
.article-title {
    font-size: 22px;
    color: #333;
    font-weight: bold;
    margin: 0 0 15px;
    line-height: 1.4;
}
.article-meta {
    font-size: 13px;
    color: #999;
}
.article-meta span,
.article-meta span span {     /* 内层 dynclicks 的 span */
    display: inline;
    margin: 0;
    white-space: nowrap;
}
.article-meta i {
    margin-right: 4px;
    color: #004a9f;
}
.article-content {
    font-size: 16px;
    line-height: 1.8;
    color: #444;
}
.article-content p {
    margin-bottom: 15px;
    text-indent: 2em;
}
.article-content p strong {
    color: #333;
    font-weight: bold;
}
.article-content img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 15px auto;
}
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 15px 0;
    font-size: 14px;
}
.article-content table th,
.article-content table td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}
.article-content table th {
    background: #f5f7fa;
    font-weight: bold;
    color: #333;
}
.article-content ul,
.article-content ol {
    margin: 15px 0;
    padding-left: 2em;
}
.article-content ul li {
    list-style: disc;
    margin-bottom: 8px;
}
.article-content ol li {
    list-style: decimal;
    margin-bottom: 8px;
}

/* 附件下载 */
.article-attachment {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}
.article-attachment-title {
    font-size: 16px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}
.article-attachment-title i {
    color: #004a9f;
    margin-right: 8px;
}
.attachment-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.attachment-list li {
    border-bottom: 1px dashed #eee;
    padding: 10px 0;
}
.attachment-list li:last-child {
    border-bottom: none;
}
.attachment-list a {
    color: #004a9f;
    font-size: 14px;
    display: inline-block;
    transition: all 0.3s;
}
.attachment-list a:hover {
    color: #003d80;
    text-decoration: underline;
}
.attachment-list a i {
    margin-right: 8px;
    color: #666;
    font-size: 16px;
}
.attachment-list .name {
    margin-right: 8px;
}
.attachment-list .size {
    color: #999;
    font-size: 13px;
}

/* 上下篇导航 */
.article-nav {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
    font-size: 14px;
}
.article-nav-prev {
    float: left;
    width: 48%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.article-nav-prev span {
    color: #999;
}
.article-nav-prev a {
    color: #004a9f;
}
.article-nav-next {
    float: right;
    width: 48%;
    text-align: right;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.article-nav-next span {
    color: #999;
}
.article-nav-next a {
    color: #004a9f;
}
.article-nav a:hover {
    text-decoration: underline;
}

/*============================ 响应式补充 ============================*/
@media (max-width: 991px) {
    .article-detail-box {
        padding: 20px;
    }
    .article-title {
        font-size: 20px;
    }
    .article-nav-prev,
    .article-nav-next {
        width: 100%;
        float: none;
        text-align: left;
        margin-bottom: 10px;
    }
}

@media (max-width: 767px) {
    .container {
        width: 100%;
        padding-left: 10px;
        padding-right: 10px;
    }
    .sidebar-title .m-toggle {
        display: block;
    }
    .sidebar-menu {
        display: none;
    }
    .article-detail-box {
        padding: 15px;
        border: none;
    }
    .article-title {
        font-size: 18px;
    }
    .article-meta span {
        display: block;
        margin: 5px 0;
    }
    .article-content {
        font-size: 15px;
    }
    .article-content p {
        text-indent: 2em;
    }
    .article-attachment-title {
        font-size: 15px;
    }
    .attachment-list a {
        display: block;
    }
    .attachment-list .size {
        display: block;
        margin-top: 4px;
    }
}

/*============================ 文章列表页：字号与行间距加大 ============================*/
.article-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.article-list li {
    border-bottom: 1px dashed #e5e5e5;
    padding: 18px 0;          /* 原约 12px，加大行间距 */
}
.article-list li:last-child {
    border-bottom: none;
}
.article-list li a {
    display: block;
    overflow: hidden;
    font-size: 16px;          /* 原约 14px，加大字号 */
    line-height: 1.8;         /* 加大行高 */
    color: #333;
    transition: all 0.3s;
}
.article-list li a:hover {
    color: #004a9f;
}
.article-list li a:hover .title {
    color: #004a9f;
}
.article-list .title {
    float: left;
    width: calc(100% - 110px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.article-list .date {
    float: right;
    width: 100px;
    text-align: right;
    font-size: 14px;          /* 日期字号同步略大 */
    color: #999;
    line-height: 1.8;
}

/* 分页 */
.pagination {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}
.pagination a {
    display: inline-block;
    padding: 8px 14px;
    margin: 0 3px;
    border: 1px solid #ddd;
    color: #666;
    font-size: 14px;
    transition: all 0.3s;
}
.pagination a:hover {
    background: #f5f7fa;
    color: #004a9f;
    border-color: #004a9f;
}
.pagination a.active {
    background: #004a9f;
    color: #fff;
    border-color: #004a9f;
}

/* 响应式：手机端列表字号微调 */
@media (max-width: 767px) {
    .article-list li a {
        display: flex;
        align-items: flex-start;    /* 顶部对齐 */
        font-size: 15px;
        line-height: 1.6;
    }
    .article-list .title {
        flex: 1;
        float: none;
        width: auto;
        white-space: normal;        /* 允许自动换行，全部显示 */
        overflow: visible;
        text-overflow: clip;        /* 去掉省略号 */
        margin-bottom: 0;
        display: block;
    }
    .article-list .date {
        /* 去掉 order: -1，默认就在后面 */
        width: auto;
        flex-shrink: 0;
        text-align: right;
        margin-left: 10px;          /* 与标题间距 */
        font-size: 13px;
        color: #999;
        float: none;
        margin-right: 0;
        line-height: 1.6;
        white-space: nowrap;        /* 日期本身保持单行 */
    }
}

/*============================ 顶部 banner_top 滚动固定 ============================*/
.banner_top {
    position: -webkit-sticky;
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}
/*============================ 四个版块：背景图 + 浅色遮罩 + 黑色文字 ============================*/

/* 背景图路径（招生、培养、管理、学位） */
.item-bg-zs { background-image: url('../img/banner3.jpg'); }
.item-bg-py { background-image: url('../img/banner5.jpg'); }
.item-bg-gl { background-image: url('../img/pic6.png'); }
.item-bg-xw { background-image: url('../img/banner2.jpg'); }

/* 带背景图的容器基础样式 */
.item_con[class*="item-bg-"] {
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    box-shadow: 0 6px 20px rgba(0,0,0,0.12);
    border: none;
    overflow: hidden;
}

/* 白色遮罩（透出背景纹理，文字清晰） */
.item_con[class*="item-bg-"]::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255, 255, 255, 0.92);
    z-index: 0;
}
.item_con[class*="item-bg-"] > * {
    position: relative;
    z-index: 1;
}

/* 标题栏：蓝底白字 */
.item_con[class*="item-bg-"] .hd_title {
    margin-bottom: 15px;
    border-bottom: 2px solid #004a9f;
    overflow: hidden;
}
.item_con[class*="item-bg-"] .hd_title .title {
    display: inline-block;
    background: #004a9f;
    color: #fff;
    font-size: 18px;
    padding: 8px 20px;
    margin: 0;
    font-weight: normal;
    border-radius: 0;
}
.item_con[class*="item-bg-"] .hd_title .more a {
    color: #666;
    font-size: 13px;
    line-height: 40px;
}
.item_con[class*="item-bg-"] .hd_title .more a:hover {
    color: #004a9f;
}

/* 列表：字号加大、黑色文字、浅灰分隔线 */
.item_con[class*="item-bg-"] .item_list li {
    border-bottom: 1px dashed #ddd;
    padding: 16px 0;
}
.item_con[class*="item-bg-"] .item_list li:last-child {
    border-bottom: none;
}
.item_con[class*="item-bg-"] .item_list .title {
    font-size: 17px;            /* 加大字号 */
    color: #333;                /* 黑色文字 */
    width: calc(100% - 100px);
    line-height: 1.5;
}
.item_con[class*="item-bg-"] .item_list .date {
    font-size: 14px;
    color: #999;
    width: 90px;
    text-align: right;
    line-height: 1.5;
}
.item_con[class*="item-bg-"] .item_list li a:hover .title {
    color: #004a9f;             /* 悬停蓝色 */
}

/* 响应式：平板 */
@media (max-width: 991px) {
    .item_con[class*="item-bg-"] .item_list .title {
        font-size: 16px;
    }
    .item_con[class*="item-bg-"] .item_list li {
        padding: 14px 0;
    }
}

/* 响应式：手机 */
@media (max-width: 767px) {
    .item_con[class*="item-bg-"] {
        margin-bottom: 20px;
    }
    .item_con[class*="item-bg-"] .item_list .title {
        font-size: 15px;
        width: calc(100% - 85px);
    }
    .item_con[class*="item-bg-"] .item_list .date {
        font-size: 13px;
        width: 80px;
    }
}