/* 主菜单横向排列 */
.nav_menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;       /* 使用 flex 布局 */
  flex-direction: row;}

.menu-item {
  position: relative;  /* 为子菜单定位做准备 */
  margin-right: 20px;}

/* 子菜单默认隐藏 */
.submenu {
  display: none;
  position: absolute;
  background: white;
  padding: 10px;}

/* 鼠标悬停时显示子菜单 */
.menu-item:hover .submenu {
  display: block;}

.i_logo_ul .nav_menu {
    width: 100%;
    margin: 0px;
    padding: 0px;}

.i_logo_ul .nav_menu li {
    /* width: 12.5%; */
    height: 66px;
    white-space: nowrap;
    position: relative;
    float: left;
    margin: 0px;
    padding: 0px;
    margin-left: 4.5%;}

.i_logo_ul .nav_menu li:first-child{
    margin-left: 0;}
.i_logo_ul .nav_menu li .a_nav {
    width: 100%;
    height: 66px;
    line-height: 66px;
    display: inline-block;
    text-align: center;
    /* overflow: hidden; */
    color: #fff;
    font-size: 18px;
    font-weight: bold;
    position: relative;}

.i_logo_ul .nav_menu li .a_nav:hover,
.i_logo_ul .nav_menu li .a_nav.active,
.i_logo_ul .nav_menu li .a_nav.active1 {
    color: #fff;
    text-decoration: none;}

/* .i_logo_ul .nav_menu li .a_nav:after {
    width: 0;
    height: 4px;
    background-color: #FFA86E;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0px;
    -webkit-transition: all ease 0.2s;
    transition: all ease 0.2s;
    content: "";
}

.i_logo_ul .nav_menu li .a_nav:hover:after,
.i_logo_ul .nav_menu li .a_nav.active:after,
.i_logo_ul .nav_menu li .a_nav.active1:after {
    width: 140px;
} */

.i_logo_ul .nav_menu li .dl {
    width: 140px;
    position: absolute;
    z-index: 10000;
    display: none;
    left: 50%;
    top: 100%;
    transform: translateX(-50%);
    background-color: #fff;
    padding: 15px 0px;
    border-radius: 0 0 10px 10px;
    border-top: 4px solid #FFA86E;}

.i_logo_ul .nav_menu li .dl dd {
    width: 100%;
    height: 40px;
    line-height: 40px;
    float: left;
    margin-bottom: 10px
;}

.i_logo_ul .nav_menu li .dl dd a {
    width: 100%;
    height: 40px;
    line-height: 40px;
    display: inline-block;
    overflow: hidden;
    text-align: center;
    color: #1f2f68;
    font-size: 16px;}

.i_logo_ul .nav_menu li .dl dd a:hover {
    color: #1d81d3;
    /* background-color: #223f77; */
    text-decoration: none;}
/* 全局字体优化 */
.n_box8_left_t, 
.n_box8_left_c,
.nav-article,
.attachment-section {
  font-family: "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;}

/* 标题区块 */
.n_box8_left_t {
  border-bottom: 2px solid #f0f2f5;
  padding-bottom: 25px;
  margin-bottom: 30px;}

.n_box8_left_t .s1 {
  font-size: 32px;
  color: #1a1a1a;
  line-height: 1.4;
  margin: 0 0 15px;
  font-weight: 600;}

/* 元信息 */
.n_box8_left_t .s2 {
  font-size: 14px;
  color: #595959;}

.n_box8_left_t .s2 a {
  color: #096dd9;
  transition: color 0.3s;}

.n_box8_left_t .s2 a:hover {
  color: #1890ff;}

/* 正文内容 */
.n_box8_left_c {
  font-size: 16px;
  line-height: 1.8;
  color: #262626;}

.n_box8_left_c p {
  margin: 1.2em 0;}

/* 上下篇导航 */
.nav-article {
  margin: 40px 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;}

.nav-link {
  font-size: 16px;
  position: relative;
  padding: 16px;
  border-radius: 8px;
  background: #f8f9fa;
  color: #434343;
  transition: all 0.2s;
  border: 1px solid transparent;
  margin:15px;}

.nav-link:hover {
  background: #fff;
  box-shadow: 0 3px 6px rgba(0,0,0,0.08);
  border-color: #e8e8e8;
  transform: translateY(-2px);}

.nav-link::before {
  content: "◀";
  margin-right: 8px;
  color: #8c8c8c;}

.next-article::before {
  content: "▶";
  margin-left: 8px;
  float: right;}

/* 附件样式 */
.attachment-section {
  margin: 40px 0;
  padding: 25px;
  background: #ffffff;
  border-radius: 8px;
  margin-top:30px;}

.attachment-list {
  margin: 0;
  padding: 0;}

.attachment-item {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  background: #fafafa;
  border-radius: 6px;
  margin-bottom: 10px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
  margin-top:10px;}

.file-link {
  font-size: 15px;
  color: #1d59c9;
  flex: 1;}

.download-count {
  font-size: 13px;
  color: #8c8c8c;
  margin-left: 15px;}

/* 分页样式 */
.pagination-section {
  margin: 40px 0;}

.pagination-link {
  min-width: 36px;
  height: 36px;
  padding: 0 12px;
  border-radius: 6px;
  font-size: 14px;
  transition: all 0.2s;
  border: 1px solid #d9d9d9;}

.pagination-current {
  background: #1d59c9;
  color: #fff;
  border-color: transparent;}

/* 属性表格 */
.custom-props-table {
  border: 1px solid #ebedf0;
  margin: 30px 0;}

.custom-props-table td {
  padding: 14px 20px;
  border-color: #ebedf0;}

.custom-props-table td:first-child {
  background: #fafafa;
  color: #595959;
  width: 200px;
  font-weight: 500;}
.n_box8_right {
    width: 27%;
    background-color: #fff;}

.n_box8_right_t {
    width: 100%;
    padding: 25px 0px;
    line-height: 1.4;
    color: #fff;
    font-size: 24px;
    text-align: center;
    background-image: linear-gradient(90deg, #1296d4 0, #1d59c9 100%), linear-gradient(#1296d4, #1d59c9);}

.n_box8_right_c {
    width: 100%;
    padding: 40px 20px 10px 20px;}

.n_box8_right_c li {
    width: 370%;
    padding-bottom: 30px;
    float: left;}

.n_box8_right_c li .div {
    width: 100%;
    display: inline-block;
    overflow: hidden;
    float: left;
    color: #999999;
    font-size: 15px;}

.n_box8_right_c li .div:hover {
    text-decoration: none;
    color: #999;}

.n_box8_right_c li .div .a_img {
    width: 40%;
    display: inline-block;
    overflow: hidden;}

.n_box8_right_c li .div .a_img img {
    width: 100%;}

.n_box8_right_c li .div .a_img_r {
    width: 55%;}

.n_box8_right_c li.activetwo {
    border-bottom: 1px solid #f0f0f0;
    padding-bottom: 15px;
    margin-bottom: 15px;}

.n_box8_right_c li.activetwo .div .a_img_r {
    width: 100%;}

.n_box8_right_c li .div .a_img_r .s1 {
    width: 100%;
    height: 50px;
    line-height: 25px;
    overflow: hidden;
    text-align: justify;
    color: #666666;
    font-size: 16px;}

.n_box8_right_c li.activetwo .div .a_img_r .s1 {
    height: auto;
    line-height: 25px;}

.n_box8_right_c li .div:hover .a_img_r .s1 {
    color: #244f88;}

.n_box8_right_c li .div .a_img_r .s2 {
    width: 100%;
    height: 20px;
    line-height: 20px;
    margin-top: 20px;
    overflow: hidden;}

.n_box8_right_c li .div .a_img_r .s3 {
    width: 100%;
    height: 40px;
    line-height: 40px;
    overflow: hidden;
    color: #222222;
    font-size: 22px;}

.n_box8_right_c li .div:hover .a_img_r .s3 {
    color: #124d9b;}
/* 图片自适应 */
.n_box8_right_c li .div .a_img img {
  width: 100%;
  height: auto;
  vertical-align: top;}

/* [详细] 链接特殊样式 */
.details {
  color: #999;
  font-size: 12px;}
.details:hover {
  color: #244f88;}

/* 列表间距调整 */
.n_box8_right_c ul {
  margin: 0;
  padding: 0;
  list-style: none;}