/* 主导航整体 */
.site-nav {
    position: relative;
    z-index: 999;
    width: 100%;
    height: 70px;
    margin: 0;
    padding: 0;
    background: transparent;}

/* 一级栏目横向排列 */
.site-nav-list {
    display: flex !important;
    align-items: center;
    justify-content: flex-end;
    width: 100%;
    height: 70px;
    margin: 0 !important;
    padding: 0 !important;
    list-style: none !important;}

/* 一级栏目单项 */
.site-nav-item {
    position: relative;
    display: block;
    height: 70px;
    margin: 0 !important;
    padding: 0 !important;
    list-style: none !important;}

/* 一级栏目链接 */
.site-nav-link {
    display: block;
    height: 70px;
    padding: 0 15px;
    box-sizing: border-box;
    color: #23358f;
    font-size: 15px;
    line-height: 70px;
    text-align: center;
    text-decoration: none !important;
    white-space: nowrap;
    border-bottom: 3px solid transparent;
    transition: color 0.2s ease,
                background-color 0.2s ease,
                border-color 0.2s ease;}

/* 当前栏目和鼠标经过 */
.site-nav-link:hover,
.site-nav-item.is-active > .site-nav-link {
    color: #3155e7;
    background: #f4f7ff;
    border-bottom-color: #3155e7;}

/* 二级菜单默认隐藏 */
.site-submenu {
    position: absolute;
    top: 70px;
    left: 50%;
    z-index: 1000;
    display: none;
    min-width: 170px;
    margin: 0 !important;
    padding: 8px 0 !important;
    list-style: none !important;
    background: #ffffff;
    border: 1px solid #e5eaf3;
    border-radius: 4px;
    box-shadow: 0 8px 24px rgba(26, 42, 110, 0.14);
    transform: translateX(-50%);}

/* 鼠标经过一级栏目时显示二级菜单 */
.site-nav-item:hover > .site-submenu {
    display: block;}

/* 二级栏目单项 */
.site-submenu-item {
    display: block;
    margin: 0 !important;
    padding: 0 !important;
    list-style: none !important;}

/* 二级栏目链接 */
.site-submenu-link {
    display: block;
    padding: 10px 18px;
    color: #344054;
    font-size: 14px;
    line-height: 22px;
    text-align: left;
    text-decoration: none !important;
    white-space: nowrap;}

/* 二级栏目悬停和当前栏目 */
.site-submenu-link:hover,
.site-submenu-link.is-active {
    color: #3155e7;
    background: #f3f6fc;}

/* 避免旧模板样式干扰 */
.site-nav ul,
.site-nav li {
    float: none !important;}

.site-nav::after,
.site-nav-list::after {
    display: none !important;
    content: none !important;}

/* 较窄屏幕适配 */
@media screen and (max-width: 1200px) {
    .site-nav-link {
        padding: 0 10px;
        font-size: 14px;}
}
/* =========================
   科研成果分类导航
   字体、尺寸、背景与普通二级导航统一
   ========================= */

.achievement-sidebar {
    width: 220px;
    overflow: hidden;
    box-sizing: border-box;
    font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
    background: #f8faff;
    border: 1px solid #e7ebf3;
    border-radius: 8px;
    box-shadow: none !important;}

/* “成果分类”标题——与“本栏目导航”完全一致 */
.achievement-sidebar-title {
    margin: 0;
    padding: 18px 20px;
    color: #17388f;
    font-size: 18px;
    font-weight: 700;
    line-height: normal;
    background: #ffffff;
    border-bottom: 1px solid #e7ebf3;}

/* 分类列表区域 */
.achievement-sidebar-body {
    margin: 0;
    padding: 6px;
    background: #f8faff;}

/* 每一个研究方向，不再显示白色卡片和横线 */
.achievement-group {
    margin: 0;
    padding: 0;
    background: transparent;
    border: 0;}

/* 一级分类：组合结构桥梁、桥梁耐久性等 */
.achievement-group-title {
    display: block;
    width: 100%;
    margin: 0;
    padding: 13px 16px;
    box-sizing: border-box;

    color: #475569;
    font-family: inherit;
    font-size: 15px;
    font-weight: 400;
    line-height: 22px;
    text-align: left;

    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;

    background: transparent;
    border: 0;
    border-radius: 5px;
    outline: none;
    box-shadow: none;

    transition: all 0.2s ease;}

/* 鼠标经过 */
.achievement-group-title:hover {
    color: #3155e7;
    background: #eef3ff;}

/* 展开的一级分类 */
.achievement-group.is-open > .achievement-group-title {
    color: #3155e7;
    font-weight: 600;
    background: #eaf0ff;}

/* 清除按钮点击后的黑框 */
.achievement-group-title:focus,
.achievement-group-title:active,
.achievement-group-title:focus-visible {
    outline: none !important;
    border: 0 !important;
    box-shadow: none !important;}

/* 论文、专利、专著、标准默认隐藏 */
.achievement-submenu {
    display: none;
    margin: 0;
    padding: 2px 0 5px;
    list-style: none;
    background: transparent;}

/* 点击一级分类后展开 */
.achievement-group.is-open > .achievement-submenu {
    display: block;}

.achievement-submenu-item {
    margin: 0;
    padding: 0;
    list-style: none;}

/* 三级栏目字体与图二统一 */
.achievement-submenu-link {
    display: block;
    margin: 0;
    padding: 10px 16px 10px 32px;
    box-sizing: border-box;

    color: #475569;
    font-size: 15px;
    font-weight: 400;
    line-height: 22px;
    text-decoration: none;

    background: transparent;
    border: 0;
    border-radius: 5px;

    transition: all 0.2s ease;}

.achievement-submenu-link:hover {
    color: #3155e7;
    background: #eef3ff;
    text-decoration: none;}

.achievement-submenu-link.is-current {
    color: #3155e7;
    font-weight: 600;
    background: #eaf0ff;}

/* 清除旧样式产生的小三角、圆点和箭头 */
.achievement-sidebar ul,
.achievement-sidebar li {
    list-style: none !important;}

.achievement-sidebar li::before,
.achievement-sidebar li::after,
.achievement-sidebar a::before,
.achievement-sidebar a::after,
.achievement-sidebar button::before,
.achievement-sidebar button::after {
    display: none !important;
    content: none !important;}

/* 手机端 */
@media screen and (max-width: 768px) {
    .achievement-sidebar {
        width: 100%;}
}
.member-section {
    width: 100%;}

.member-section-title {
    margin-bottom: 22px;
    padding-bottom: 12px;
    border-bottom: 2px solid #3155e7;}

.member-section-title h2 {
    margin: 0;
    color: #1f2937;
    font-size: 24px;
    font-weight: 700;}

.member-list {
    display: flex;
    flex-direction: column;
    gap: 18px;}

.member-card {
    display: flex;
    align-items: flex-start;
    gap: 22px;
    width: 100%;
    padding: 20px;
    box-sizing: border-box;
    color: inherit;
    text-decoration: none;
    background: #ffffff;
    border: 1px solid #e4e9f2;
    border-radius: 10px;
    box-shadow: 0 3px 12px rgba(31, 50, 120, 0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease;}

.member-card:hover {
    color: inherit;
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(31, 50, 120, 0.12);}

.member-photo {
    width: 150px;
    height: 180px;
    flex: 0 0 150px;
    overflow: hidden;
    background: #f1f4f8;
    border-radius: 8px;}

.member-photo img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;}

.member-photo-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: #9ca3af;
    font-size: 14px;}

.member-info {
    flex: 1;
    min-width: 0;
    padding-top: 3px;}

.member-name {
    margin: 0 0 10px;
    color: #172554;
    font-size: 22px;
    font-weight: 700;}

.member-summary {
    display: -webkit-box;
    overflow: hidden;
    margin: 0 0 16px;
    color: #5f6b7a;
    font-size: 15px;
    line-height: 26px;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;}

.member-detail {
    color: #3155e7;
    font-size: 14px;
    font-weight: 600;}

.member-empty {
    padding: 40px 20px;
    color: #9ca3af;
    text-align: center;
    background: #f8fafc;
    border-radius: 8px;}

@media screen and (max-width: 768px) {
    .member-card {
        display: block;}

    .member-photo {
        width: 100%;
        height: 260px;
        margin-bottom: 16px;}
}