/* ============================================================
   大数据学院 - 原型样式
   设计参考：江西科技学院主站（www.jxut.edu.cn）蓝色视觉体系
   主色：#005da3  辅助色：#399bd6 / #53ace1 / #4da6db
   ============================================================ */
:root {
    --primary: #005da3;
    --secondary: #399bd6;
    --accent: #53ace1;
    --light-blue: #4da6db;
    --text: #444444;
    --text-light: #999999;
    --border-dashed: #dddddd;}

* { margin: 0; padding: 0; box-sizing: border-box;}

body {
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    color: #444444;
    font-size: 16px;
    background: #fff;}

a { text-decoration: none; color: #444444;}
ul { list-style: none;}
img { border: 0; vertical-align: top;}

.container { width: 1200px; margin: 0 auto;}
.clearfix::after { content: ""; display: block; clear: both;}

/* ===================== 顶部快捷链接条 ===================== */
.topbar {
    background: rgba(22, 124, 185, 0.6);
    line-height: 35px;
    color: #fff;
    position: relative;
    z-index: 20;}
.topbar a { color: #fff; font-size: 14px;}
.topbar a:hover { color: #53ace1;}
.topbar span { margin: 0 10px; opacity: .6;}
.topbar .left-link { float: left;}
.topbar .right-link { float: right;}

/* ===================== 头部（大数据主题视觉） ===================== */
.header {
    position: relative;
    overflow: hidden;
    background: linear-gradient(118deg, #04203a 0%, #083a66 35%, #005da3 72%, #1783c6 100%);}
/* 右上角光晕 */
.header::before {
    content: "";
    position: absolute;
    top: -140px;
    right: -60px;
    width: 560px;
    height: 560px;
    background: radial-gradient(circle, rgba(83, 172, 225, 0.35) 0%, rgba(83, 172, 225, 0) 70%);
    z-index: 1;}
/* 底部与导航衔接的过渡 */
.header::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 70px;
    background: linear-gradient(rgba(4, 32, 58, 0), rgba(4, 32, 58, 0.4));
    z-index: 1;}
.header-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0;}
.header-bg svg { display: block; width: 100%; height: 100%;}
.header-inner { position: relative; z-index: 2; padding: 40px 0 36px;}

/* 背景层动画 */
@keyframes hbFlow { to { stroke-dashoffset: -1800;} }
.hb-flow {
    stroke-dasharray: 16 12;
    animation: hbFlow 26s linear infinite;}
.hb-flow2 { stroke-dasharray: 8 14; animation-duration: 34s; animation-direction: reverse;}
.hb-flow3 { stroke-dasharray: 6 18; animation-duration: 44s;}

@keyframes hbPulse {
    0%   { opacity: .3; transform: scale(.55);}
    50%  { opacity: 1;  transform: scale(1.2);}
    100% { opacity: .3; transform: scale(.55);}
}
.hb-node {
    fill: #7ee0ff;
    transform-box: fill-box;
    transform-origin: center;
    animation: hbPulse 2.8s ease-in-out infinite;}
.hb-node:nth-of-type(2) { animation-delay: .5s;}
.hb-node:nth-of-type(3) { animation-delay: 1s;}
.hb-node:nth-of-type(4) { animation-delay: 1.5s;}
.hb-node:nth-of-type(5) { animation-delay: 2s;}
.hb-node:nth-of-type(6) { animation-delay: .8s;}

@keyframes hbBar {
    0%, 100% { transform: scaleY(.28);}
    50%      { transform: scaleY(1);}
}
.hb-bar {
    fill: url(#hbBar);
    transform-box: fill-box;
    transform-origin: bottom;
    animation: hbBar 5s ease-in-out infinite;}
.hb-bar:nth-of-type(2)  { animation-delay: .3s;}
.hb-bar:nth-of-type(3)  { animation-delay: .6s;}
.hb-bar:nth-of-type(4)  { animation-delay: .9s;}
.hb-bar:nth-of-type(5)  { animation-delay: 1.2s;}
.hb-bar:nth-of-type(6)  { animation-delay: 1.5s;}
.hb-bar:nth-of-type(7)  { animation-delay: 1.8s;}
.hb-bar:nth-of-type(8)  { animation-delay: 2.1s;}
.hb-bar:nth-of-type(9)  { animation-delay: 2.4s;}
.hb-bar:nth-of-type(10) { animation-delay: 2.7s;}
.hb-bar:nth-of-type(11) { animation-delay: 3s;}
.hb-bar:nth-of-type(12) { animation-delay: 3.3s;}
.hb-bar:nth-of-type(13) { animation-delay: 3.6s;}
.hb-bar:nth-of-type(14) { animation-delay: 3.9s;}

/* Logo 与学院名 */
.header .logo-box { float: left;}
.header .logo {
    float: left;
    display: block;
    width: 104px;
    height: 104px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.96);
    border-radius: 18px;
    box-shadow: 0 12px 28px rgba(0, 20, 40, 0.35);}
.header .logo img { width: 100%; height: 100%; object-fit: contain;}
.header .college-name {
    float: left;
    margin-left: 24px;
    padding-top: 14px;}
.header .college-name h1 {
    font-size: 36px;
    letter-spacing: 4px;
    color: #fff;
    font-weight: bold;
    position: relative;
    text-shadow: 0 2px 10px rgba(0, 30, 60, 0.4);}
.header .college-name h1::after {
    content: "";
    position: absolute;
    left: 2px;
    bottom: -16px;
    width: 58px;
    height: 4px;
    border-radius: 2px;
    background: linear-gradient(90deg, #53ace1, #7ee0ff);}
.header .college-name p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.72);
    letter-spacing: 1px;
    margin-top: 26px;
    text-transform: uppercase;}
.header .college-name .tags { margin-top: 14px;}
.header .college-name .tags i {
    display: inline-block;
    font-style: normal;
    font-size: 13px;
    color: #cfeaff;
    line-height: 24px;
    padding: 0 12px;
    margin-right: 8px;
    border: 1px solid rgba(126, 224, 255, 0.45);
    border-radius: 12px;
    background: rgba(83, 172, 225, 0.14);}

/* 搜索 */
.search-box {
    float: right;
    margin-top: 44px;
    width: 260px;
    height: 42px;
    padding: 0 18px;
    border: 1px solid #fff;
    border-radius: 21px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.12);}
.search-box .text {
    width: calc(100% - 34px);
    height: 40px;
    line-height: 40px;
    border: none;
    background: none;
    color: #fff;
    font-size: 14px;
    float: left;
    outline: none;}
.search-box .text::placeholder { color: rgba(255, 255, 255, 0.65);}
.search-box .sub {
    width: 34px;
    height: 40px;
    float: right;
    border: none;
    background: none;
    cursor: pointer;}

/* 主导航样式见本文件「主导航（内联）」部分 */

/* ===================== Banner 轮播 ===================== */
.banner {
    position: relative;
    overflow: hidden;
    background: #f4f4f4;}
.slider-banner { position: relative; height: 460px;}
.slider-banner .slick-slide { height: 460px; position: relative;}
.slider-banner .slick-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.5s ease;
    display: block;}
.slider-banner .slick-slide:hover img { transform: scale(1.05);}

.slick-dots {
    position: absolute;
    bottom: 14px;
    right: 30px;
    z-index: 9;
    list-style: none;}
.slick-dots li {
    display: inline-block;
    width: 28px;
    height: 4px;
    margin: 0 5px;
    background: rgba(255, 255, 255, 0.55);
    cursor: pointer;
    transition: all 0.3s ease;}
.slick-dots li.slick-active { background: #fff; height: 8px;}

.slick-arrow {
    position: absolute;
    top: 50%;
    margin-top: -23px;
    width: 46px;
    height: 46px;
    border: none;
    cursor: pointer;
    z-index: 9;
    background: rgba(0, 0, 0, 0.25);
    transition: background 0.25s ease;}
.slick-arrow.slick-prev { left: 3%;}
.slick-arrow.slick-next { right: 3%;}
.slick-arrow.slick-prev::before,
.slick-arrow.slick-next::before {
    content: "";
    display: block;
    width: 14px;
    height: 14px;
    border-left: 3px solid #fff;
    border-bottom: 3px solid #fff;
    margin: 16px auto;}
.slick-arrow.slick-prev::before { transform: rotate(45deg); margin-left: 18px;}
.slick-arrow.slick-next::before { transform: rotate(-135deg); margin-right: 18px;}
.slick-arrow:hover { background: rgba(57, 155, 214, 0.75);}

/* ===================== 通用版块标题 ===================== */
.index-tit {
    border-bottom: 1px solid #e5e5e5;
    padding-bottom: 14px;
    margin-bottom: 8px;
    position: relative;}
.index-tit h2 {
    display: inline-block;
    font-size: 24px;
    font-weight: bold;
    color: #333333;
    padding-left: 18px;
    position: relative;
    line-height: 1.2;
    float: left;}
.index-tit h2::before {
    content: "";
    position: absolute;
    left: 0;
    top: 4px;
    width: 8px;
    height: 22px;
    background: linear-gradient(180deg, #53ace1, #005da3);}
.index-tit h2::after {
    content: "";
    position: absolute;
    left: 0;
    top: 30px;
    width: 18px;
    height: 4px;
    background: #53ace1;}
.index-tit .tit-en {
    font-size: 12px;
    color: #b6d8ee;
    font-weight: normal;
    margin-left: 10px;
    letter-spacing: 1px;
    text-transform: uppercase;}
.index-tit .more {
    float: right;
    font-size: 14px;
    color: #4da6db;
    margin-top: 12px;
    transition: color 0.25s ease;}
.index-tit .more:hover { color: #005da3;}
.center-tit { text-align: center;}
.center-tit h2 { float: none;}
.center-tit h2::after { left: 50%; margin-left: -9px;}

/* ===================== 第一行 ===================== */
.row1 { padding: 42px 0 30px;}
.row1 .c1 { float: left; width: 520px;}
.row1 .c2 { float: right; width: 620px;}

/* 通知公告：日历卡片风格 */
.index-tzgg li {
    overflow: hidden;
    border-bottom: 1px dashed #dddddd;
    padding: 16px 0;
    transition: all 0.3s ease;}
.index-tzgg li .date {
    float: left;
    width: 68px;
    height: 52px;
    background: #53ace1;
    color: #fff;
    text-align: center;
    padding-top: 6px;
    border-radius: 3px;}
.index-tzgg li:nth-child(2) .date { background: #399bd6;}
.index-tzgg li:nth-child(3) .date { background: #3591c8;}
.index-tzgg li:nth-child(4) .date { background: #3083b5;}
.index-tzgg li:nth-child(5) .date { background: #2b75a0;}
.index-tzgg li .date .year { display: block; font-size: 12px; opacity: .85;}
.index-tzgg li .date .day { display: block; font-size: 20px; font-weight: bold; margin-top: 2px;}
.index-tzgg li .tit {
    float: right;
    width: calc(100% - 88px);
    height: 52px;
    display: table;
    overflow: hidden;}
.index-tzgg li .tit p {
    display: table-cell;
    vertical-align: middle;}
.index-tzgg li .tit a {
    display: -webkit-box;
    font-size: 15px;
    line-height: 24px;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    transition: all 0.4s ease;}
.index-tzgg li:hover { border-bottom: 1px dashed #005da3;}
.index-tzgg li:hover .tit a {
    color: #005da3;
    transform: translateX(5px);}

/* 选项卡 */
.slidebox-hd span {
    display: inline-block;
    font-size: 24px;
    font-weight: bold;
    color: #333333;
    padding-left: 18px;
    position: relative;
    cursor: pointer;
    margin-right: 30px;
    line-height: 1.2;
    transition: color 0.25s ease;}
.slidebox-hd span::before {
    content: "";
    position: absolute;
    left: 0;
    top: 4px;
    width: 8px;
    height: 22px;
    background: linear-gradient(180deg, #53ace1, #005da3);}
.slidebox-hd span::after {
    content: "";
    position: absolute;
    left: 0;
    top: 30px;
    width: 18px;
    height: 4px;
    background: #53ace1;
    opacity: 0;
    transition: opacity 0.25s ease;}
.slidebox-hd span.on { color: #005da3;}
.slidebox-hd span.on::after { opacity: 1;}

/* 新闻列表 */
.index-news li {
    line-height: 52px;
    border-bottom: 1px dashed #dddddd;
    overflow: hidden;
    transition: border-color 0.3s ease;}
.index-news li a {
    float: left;
    color: #444444;
    font-size: 15px;
    display: block;
    padding-left: 22px;
    position: relative;
    width: calc(100% - 90px);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: all 0.5s ease;}
.index-news li a::before {
    content: "";
    position: absolute;
    width: 5px;
    height: 5px;
    background: #53ace1;
    left: 0;
    top: 50%;
    margin-top: -2.5px;
    transition: width 0.3s ease;}
.index-news li .date {
    font-size: 14px;
    color: #999999;
    float: right;}
.index-news li:hover { border-bottom: 1px dashed #005da3;}
.index-news li:hover a {
    color: #005da3;
    transform: translateX(5px);}
.index-news li:hover a::before { width: 13px;}
.index-news li.more-row { text-align: right; border-bottom: none; line-height: 40px;}
.index-news li.more-row .more { float: none; font-size: 14px; color: #4da6db;}

/* ===================== 第二行 ===================== */
.row2 {
    padding: 40px 0 45px;
    background: linear-gradient(#f2f8fd, #eaf3fb);}
.row2 .c1 { float: left; width: 580px;}
.row2 .c2 { float: right; width: 580px;}

/* ===================== 快速通道 ===================== */
.row3 { padding: 45px 0 40px; background: #fff;}
.quick-links { margin-top: 30px;}
.quick-links li {
    float: left;
    width: 16.666%;
    padding: 0 12px;}
.quick-links li a {
    display: block;
    text-align: center;
    background: #f4f9fd;
    border: 1px solid #e2eef8;
    padding: 26px 8px 22px;
    border-radius: 6px;
    transition: all 0.3s ease;}
.quick-links li .ico {
    display: inline-flex;
    width: 66px;
    height: 66px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #399bd6;
    color: #fff;
    transition: all 0.3s ease;}
.quick-links li:nth-child(2n) .ico { background: #53ace1;}
.quick-links li:nth-child(3n) .ico { background: #005da3;}
.quick-links li p {
    margin-top: 14px;
    font-size: 15px;
    color: #444444;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;}
.quick-links li a:hover {
    background: #399bd6;
    border-color: #399bd6;
    box-shadow: 0 6px 18px rgba(57, 155, 214, 0.35);
    transform: translateY(-4px);}
.quick-links li a:hover p { color: #fff;}
.quick-links li a:hover .ico { background: #fff; color: #399bd6;}

/* ===================== 成果展示 ===================== */
.row4 {
    padding: 40px 0 60px;
    background: linear-gradient(#eaf3fb, #f8fbfe);}
.index-cg-wrap { position: relative; margin-top: 25px;}
.index-cg {
    overflow-x: auto;
    white-space: nowrap;
    scroll-behavior: smooth;
    padding: 8px 4px;}
.index-cg::-webkit-scrollbar { height: 0;}
.cg-item {
    display: inline-block;
    width: 220px;
    height: 165px;
    margin-right: 14px;
    overflow: hidden;
    border-radius: 4px;
    border: 1px solid #d6e6f3;
    background: #fff;
    box-shadow: 0 2px 10px rgba(57, 155, 214, 0.12);
    transition: all 0.3s ease;}
.cg-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;}
.cg-item:hover {
    box-shadow: 0 8px 22px rgba(0, 93, 163, 0.25);
    transform: translateY(-4px);}
.cg-item:hover img { transform: scale(1.06);}
.cg-arrow {
    position: absolute;
    top: 50%;
    margin-top: -23px;
    width: 46px;
    height: 46px;
    border: none;
    cursor: pointer;
    z-index: 9;
    border-radius: 50%;
    background: rgba(57, 155, 214, 0.85);
    transition: background 0.25s ease;}
.cg-arrow:hover { background: #005da3;}
.cg-arrow.cg-prev { left: -66px;}
.cg-arrow.cg-next { right: -66px;}
.cg-arrow::before {
    content: "";
    display: block;
    width: 13px;
    height: 13px;
    border-left: 3px solid #fff;
    border-bottom: 3px solid #fff;
    margin: 17px auto;}
.cg-arrow.cg-prev::before { transform: rotate(45deg); margin-left: 18px;}
.cg-arrow.cg-next::before { transform: rotate(-135deg); margin-right: 18px;}

/* ===================== 页脚 ===================== */
.footer {
    background: linear-gradient(#005da3, #004a83);
    overflow: hidden;}
.footer-main { padding: 40px 0 30px;}
.footer-logo { float: left; text-align: center;}
.footer-logo img { width: 86px; height: 86px;}
.footer-logo .footer-name {
    font-size: 16px;
    color: #fff;
    margin-top: 10px;
    font-weight: bold;}
.footer .contact { float: left; margin-left: 120px; padding-top: 10px;}
.footer .contact p {
    font-size: 14px;
    color: #fff;
    line-height: 34px;
    padding-left: 30px;
    opacity: .92;
    background-size: 20px 20px;}
.footer .contact p:first-child {
    background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='1.6'><path d='M12 21s7-6.1 7-11a7 7 0 1 0-14 0c0 4.9 7 11 7 11z'/><circle cx='12' cy='10' r='2.6'/></svg>") left center no-repeat;
    background-size: 20px 20px;}
.footer .contact p:nth-child(2) {
    background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='1.6'><path d='M4 6h16v12H4z'/><path d='M4 7l8 6 8-6'/></svg>") left center no-repeat;
    background-size: 20px 20px;}
.footer .contact p:nth-child(3) {
    background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='1.6'><circle cx='12' cy='12' r='9'/><path d='M12 7v5l3 3'/></svg>") left center no-repeat;
    background-size: 20px 20px;}
.footer .ewm { float: right;}
.footer .ewm li { float: left; margin-left: 15px;}
.footer .ewm li img {
    width: 95px;
    height: 95px;
    background: #fff;
    padding: 4px;
    border-radius: 4px;}
.footer .ewm li p {
    font-size: 14px;
    line-height: 32px;
    color: #fff;
    text-align: center;}
.cory {
    padding: 15px 0;
    background: #2185c2;
    overflow: hidden;}
.cory .bq {
    float: left;
    font-size: 14px;
    color: #fff;}


/* ===================== 栏目页（列表页） ===================== */
/* 栏目 banner：浅色几何风，与头部的深色数据科技风形成层次对比 */
.list-banner {
    position: relative;
    overflow: hidden;
    background: linear-gradient(112deg, #f7fbfe 0%, #eaf3fb 42%, #dbe9f7 100%);}
.list-banner-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0;}
.list-banner-bg svg { display: block; width: 100%; height: 100%;}
.list-banner .column-tit { position: relative; z-index: 2; padding: 62px 0 54px;}
.list-banner .column-tit h2 {
    font-size: 40px;
    color: #00436f;
    font-weight: bold;
    letter-spacing: 6px;
    position: relative;
    padding-left: 20px;}
.list-banner .column-tit h2::before {
    content: "";
    position: absolute;
    left: 0; top: 6px;
    width: 8px; height: 30px;
    background: linear-gradient(180deg, #005da3, #53ace1);}
.list-banner .column-tit p {
    margin-top: 16px;
    padding-left: 20px;
    font-size: 13px;
    letter-spacing: 2px;
    color: #7b95ac;}
.list-banner .column-tit .weizhi {
    margin-top: 22px;
    padding-left: 20px;
    font-size: 14px;
    color: #6b88a0;}
.list-banner .column-tit .weizhi a { color: #6b88a0;}
.list-banner .column-tit .weizhi a:hover { color: #005da3;}
.list-banner .column-tit .weizhi em { font-style: normal; margin: 0 6px; opacity: .7;}

.list-page { position: relative; z-index: 3; min-height: 600px; padding: 50px 0 60px;}

/* 左侧栏目导航 */
.left-nav { width: 255px; float: left; position: relative; z-index: 9;}
.left-nav .column {
    background: linear-gradient(118deg, #005da3, #399bd6);
    padding: 22px 20px;
    border-radius: 6px 6px 0 0;}
.left-nav .column h2 { text-align: center; font-size: 22px; color: #fff; font-weight: bold; letter-spacing: 2px;}
.left-nav .column p { text-align: center; font-size: 11px; color: rgba(255, 255, 255, 0.65); letter-spacing: 1px; margin-top: 8px;}
.left-nav .sideMenu { background: #f4f7fa; padding: 22px 0; border-radius: 0 0 6px 6px;}
.left-nav .sideMenu li { margin: 0 0 8px;}
.left-nav .sideMenu li > a {
    position: relative;
    display: block;
    font-size: 17px;
    border-left: 5px solid #399bd6;
    background: #fff;
    color: #333333;
    padding: 16px 42px 16px 24px;
    transition: all 0.3s ease;}
.left-nav .sideMenu li > a::after {
    content: "";
    position: absolute;
    right: 22px;
    top: 50%;
    margin-top: -4px;
    width: 8px; height: 8px;
    border-top: 2px solid #b9d8ee;
    border-right: 2px solid #b9d8ee;
    transform: rotate(45deg);
    transition: all 0.3s ease;}
.left-nav .sideMenu li:hover > a,
.left-nav .sideMenu li.current > a {
    background: #399bd6;
    color: #fff;
    font-weight: bold;
    box-shadow: 0 6px 16px rgba(57, 155, 214, 0.3);}
.left-nav .sideMenu li:hover > a::after,
.left-nav .sideMenu li.current > a::after { border-color: #fff;}

/* 右侧内容区 */
.right-con { float: right; width: calc(100% - 290px);}
.location { position: relative; padding-bottom: 14px; border-bottom: 1px solid #c6c6c6;}
.location .tit { font-size: 22px; font-weight: bold; color: #399bd6; float: left;}
.location .weizhi { float: right; margin-top: 8px; font-size: 14px; color: #888888;}
.location .weizhi a { color: #888888;}
.location .weizhi a:hover { color: #005da3;}
.location .weizhi em { font-style: normal; margin: 0 6px;}

.list-text { margin-top: 6px;}
.list-text li { border-bottom: 1px solid #e5e5e5; transition: all 0.4s ease;}
.list-text li > a { display: block; overflow: hidden; padding: 24px 0;}
.list-text .date {
    float: left;
    width: 98px;
    border-right: 1px solid #e2e7ed;
    text-align: center;
    color: #399bd6;}
.list-text .date .day { font-size: 26px; font-weight: bold; line-height: 1.1;}
.list-text .date .year { font-size: 14px; color: #9cc6e4; margin-top: 4px;}
.list-text .text { float: right; width: calc(100% - 125px); padding-right: 18px;}
.list-text .text .tit {
    display: block;
    color: #444444;
    font-size: 17px;
    line-height: 1.6;
    display: -webkit-box;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    transition: all 0.4s ease;}
.list-text li:hover { background: #f4f9fd; box-shadow: 0 4px 22px -8px rgba(57, 155, 214, 0.5); border-bottom-color: transparent;}
.list-text li:hover .text .tit { color: #005da3; font-weight: bold; transform: translateX(4px);}





/* ===================== 主导航（内联） ===================== */

/* ---------- 导航所需的基础重置 ---------- */
.nav-wrap,
.nav-wrap * { box-sizing: border-box;}

/* ---------- 布局容器（仅导航使用，独立可复用） ---------- */
.nav-wrap .container { width: 1200px; margin: 0 auto;}
.nav-wrap .clearfix::after { content: ""; display: block; clear: both;}

/* ---------- 主导航 ---------- */
.nav-wrap {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    position: relative;
    /* 层级需高于下方 banner / 内容区（z-index 1~3），保证下拉菜单盖在最上层 */
    z-index: 999;}
/* 采用弹性布局：8 个菜单项自动等分、绝不换行（避免浮动+百分比的亚像素换行问题） */
.navbar-nav {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: nowrap;
    width: 100%;}
.navbar-nav > li {
    flex: 1 1 0;
    min-width: 0;
    max-width: 190px;
    position: relative;}
.navbar-nav > li > a {
    display: block;
    text-align: center;
    font-size: 17px;
    line-height: 60px;
    height: 60px;
    color: #444444;
    border-top: 2px solid #fff;
    border-bottom: 2px solid #fff;
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: all 0.25s ease;}
.navbar-nav > li:hover > a,
.navbar-nav > li.active > a {
    background: #399bd6;
    color: #fff;
    font-weight: bold;}

/* ---------- 二级下拉菜单 ---------- */
.navbar-nav > li.has-child > a::after {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    margin-left: 8px;
    vertical-align: middle;
    border-left: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(-45deg) translateY(-2px);
    opacity: .55;
    transition: transform 0.25s ease, opacity 0.25s ease;}
.navbar-nav > li.has-child:hover > a::after {
    transform: rotate(135deg) translateY(-2px);
    opacity: 1;}
.nav-child {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    min-width: 140px;
    z-index: 999999;
    list-style: none;
    margin: 0;
    padding: 6px 0;
    background: rgba(0, 43, 77, 0.88);
    box-shadow: 0 10px 26px rgba(0, 30, 60, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s ease;}
.navbar-nav > li:hover .nav-child {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);}
.nav-child > li > a {
    display: block;
    text-align: center;
    padding: 11px 8px;
    font-size: 15px;
    line-height: 22px;
    font-weight: normal;
    color: #fff;
    text-decoration: none;
    transition: all 0.25s ease;}
.nav-child > li > a:hover {
    background: #399bd6;
    font-weight: bold;}

/* ---------- 二级菜单当前项 ---------- */
.nav-child > li.current > a {
    background: #005da3;
    font-weight: bold;}
.nav-child > li.current > a:hover { background: #399bd6;}

/* 单独处理翻页*/
.PrevDisabled,.Prev,.Next,.NextDisabled{
    padding: 3px !important;
    height: 22px !important;}