@charset "utf-8";
:root { --primary-color:#9c242a; --primary-hover:#db323a; --text-main:#333333; --text-muted:#666666; --text-light:#999999; --bg-light:#f8f9fa; --bg-white:#ffffff; --bg-dark:#222222; --border-color:#eeeeee; --font-family:'Helvetica Neue',Helvetica,Arial,'Microsoft YaHei',sans-serif; --transition-speed:0.3s; --container-width:1200px}
* { margin:0; padding:0; box-sizing:border-box}
body { font-family:var(--font-family); color:var(--text-main); background-color:var(--bg-white); line-height:1.6; font-size:16px; -webkit-font-smoothing:antialiased}
a { text-decoration:none; color:inherit; transition:all var(--transition-speed) ease}
a:hover { color:var(--primary-color)}
ul,ol { list-style:none}
img { max-width:100%; height:auto; display:block}
.container { max-width:var(--container-width); margin:0 auto; padding:0 20px; width:100%}
.section-title { text-align:center; margin-bottom:50px}
.section-title .cn { font-size:36px; font-weight:700; color:var(--text-main); letter-spacing:2px; margin-bottom:5px; position:relative; display:inline-block; padding-bottom:10px}
.section-title .scn { font-size:36px; font-weight:700; color:var(--text-main); letter-spacing:2px; margin-bottom:5px; position:relative; display:inline-block; padding-bottom:10px}
.section-title .cn::after { content:''; position:absolute; bottom:0; left:50%; transform:translateX(-50%); width:40px; height:3px; background-color:var(--primary-color)}
.section-title .en { font-size:16px; color:var(--text-muted); text-transform:uppercase}
.btn-more { display:inline-block; padding:12px 30px; background-color:var(--bg-dark); color:#fff; border-radius:30px; font-size:14px; font-weight:bold; text-transform:uppercase; transition:all var(--transition-speed)}
.btn-more:hover { background-color:var(--primary-color); color:#fff; transform:translateY(-2px); box-shadow:0 5px 15px rgba(0,155,107,0.3)}
.header { background:#fff; box-shadow:0 2px 10px rgba(0,0,0,0.05); position:relative; z-index:1000}
.header-top { border-bottom:1px solid #f0f0f0}
.header-nav { background:var(--primary-color)}
.header .header-inner { display:flex; justify-content:space-between; align-items:center; height:90px}
.header .logo img { height:50px}
.header .nav-wrap { display:flex; justify-content:flex-start; align-items:center}
.header .nav { display:flex; list-style:none}
.header .nav .nav-item { position:relative}
.header .nav .nav-link { display:block; padding:20px 20px; color:var(--bg-white); font-weight:bold; font-size:16px; position:relative; transition:color var(--transition-speed)}
.header .nav-link::after { content:''; position:absolute; bottom:0; left:50%; transform:translateX(-50%); width:0; height:3px; background:var(--bg-light); transition:width var(--transition-speed)}
.header .nav-item:hover .nav-link::after,.header .nav-item.active .nav-link::after { width:100%}
.header-top-inner { display:flex; justify-content:space-between; align-items:center; height:80px}
.logo-img { max-height:50px}
.header-tools { display:flex; align-items:center; gap:30px}
.search-box { display:flex; align-items:center; border:1px solid #ddd; border-radius:20px; overflow:hidden; background:#f9f9f9; margin:0}
.search-box input { border:none; background:transparent; padding:8px 15px; outline:none; width:200px; font-size:13px}
.search-box button { border:none; background:transparent; padding:8px 15px; cursor:pointer; color:var(--text-muted)}
.lang-switch { display:flex; align-items:center; gap:5px; font-size:14px; cursor:pointer}
.lang-switch .fa-globe { color:var(--primary-color)}
.lang-switch .fa-angle-down { font-size:12px; margin-left:2px}
.mobile-toggle { display:none; width:30px; height:22px; position:relative; cursor:pointer; z-index:1001}
.mobile-toggle span { display:block; position:absolute; height:3px; width:100%; background:var(--text-main); border-radius:3px; opacity:1; left:0; transform:rotate(0deg); transition:.25s ease-in-out}
.mobile-toggle span:nth-child(1) { top:0px}
.mobile-toggle span:nth-child(2) { top:9px}
.mobile-toggle span:nth-child(3) { top:18px}
.mobile-toggle.active span:nth-child(1) { top:9px; transform:rotate(135deg)}
.mobile-toggle.active span:nth-child(2) { opacity:0; left:-60px}
.mobile-toggle.active span:nth-child(3) { top:9px; transform:rotate(-135deg)}

/* 手机端新增顶部工具栏 */
.mobile-tools-wrap { display:none; align-items:center; gap:15px}
.mobile-lang a { display:inline-block; font-size:14px; color:var(--text-main); font-weight:bold; border:1px solid var(--border-color); padding:2px 6px; border-radius:4px}
.mobile-search-toggle { font-size:18px; color:var(--text-main); cursor:pointer}
.mobile-search-dropdown { display:none; position:absolute; top:80px; left:0; width:100%; background:#fff; padding:15px 0; box-shadow:0 5px 10px rgba(0,0,0,0.05); z-index:99}
.mobile-search-dropdown form { display:flex; align-items:center; border:1px solid var(--border-color); border-radius:5px; overflow:hidden}
.mobile-search-dropdown input { flex:1; height:40px; padding:0 15px; border:none; outline:none}
.mobile-search-dropdown button { width:50px; height:40px; background:var(--primary-color); color:#fff; border:none; cursor:pointer}

.footer { background-color:var(--bg-dark); color:#fff; padding:60px 0 20px}
.footer .footer-top { display:flex; flex-wrap:wrap; justify-content:space-between; margin-bottom:50px}
.footer .footer-col { flex:1; min-width:200px; margin-bottom:30px}
.footer .footer-col .title { font-size:18px; font-weight:bold; margin-bottom:20px; position:relative; padding-bottom:10px}
.footer .footer-col .title i { display: none; }
.footer .footer-col .title::after { content:''; position:absolute; bottom:0; left:0; width:30px; height:2px; background-color:var(--primary-color)}
.footer .footer-col .link-list li { margin-bottom:12px}
.footer .footer-col .link-list a { color:#cccccc; transition:all var(--transition-speed); display:inline-block}
.footer .footer-col .link-list a:hover { color:var(--primary-color); padding-left:5px}
.footer .footer-bottom { border-top:1px solid rgba(255,255,255,0.1); padding-top:20px; display:flex; justify-content:space-between; align-items:center; font-size:12px; color:#888888}

@media (max-width: 768px) {
    .footer .footer-top { display: flex; flex-direction: column; gap: 0; }
    .footer .footer-col { border-bottom: 1px solid rgba(255,255,255,0.1); padding: 15px 0; margin-bottom: 0; }
    .footer .footer-col:last-child { border-bottom: none; }
    .footer .footer-col .title { margin-bottom: 0; padding-bottom: 0; display: flex; justify-content: space-between; align-items: center; cursor: pointer; }
    .footer .footer-col .title::after { display: none; }
    .footer .footer-col .title i { display: inline-block; transition: transform 0.3s; font-size: 20px; }
    .footer .footer-col .link-list { display: none; padding-top: 15px; }
    .footer .footer-col.active .title i { transform: rotate(180deg); }
}
.hero-banner { width:100%; height:600px; position:relative; overflow:hidden}
.hero-banner .swiper-slide { width:100%; height:100%; background-size:cover; background-position:center}
.hero-banner .swiper-slide::after { content:''; position:absolute; top:0; left:0; width:100%; height:100%; background:rgba(0,0,0,0.1)}
.hero-banner .content { position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); text-align:center; z-index:10; color:#fff; width:100%}
.hero-banner .content h2 { font-size:48px; font-weight:700; margin-bottom:20px; text-shadow:0 2px 10px rgba(0,0,0,0.5); transform:translateY(30px); opacity:0}
.hero-banner .content p { font-size:20px; text-shadow:0 2px 5px rgba(0,0,0,0.5); transform:translateY(30px); opacity:0}
.hero-banner .swiper-slide-active .content h2 { animation:fadeUp 1s ease forwards 0.5s}
.hero-banner .swiper-slide-active .content p { animation:fadeUp 1s ease forwards 0.8s}
.home-projects { padding:80px 0; text-align:center}
.home-projects .section-title { margin-bottom:30px}
.home-cases { padding:80px 0; overflow:hidden}
.home-cases .case-section { margin-bottom:80px}
.home-cases .case-section:last-child { margin-bottom:0}
.home-cases .bg-curve-right { background-color:var(--primary-color); border-radius:0 224px 224px 0; padding:60px 60px; margin-right:5%; position:relative}
.home-cases .bg-curve-left { background-color:var(--primary-color); border-radius:224px 0 0 224px; padding:60px 60px; margin-left:10%; position:relative}
.home-cases .white-box { background:#fff; border-radius:30px; padding:40px; display:flex; justify-content:space-between; gap:30px; box-shadow:0 10px 30px rgba(0,0,0,0.1)}
.home-cases .case-card { flex:1; text-align:center; display:block}
.home-cases .case-card .img-wrap { overflow:hidden; border-radius:15px; margin-bottom:20px}
.home-cases .case-card .img-wrap img { width:100%; height:200px; object-fit:cover; transition:transform 0.5s ease}
.home-cases .case-card:hover .img-wrap img { transform:scale(1.1)}
.home-cases .case-card h3 { font-size:18px; color:var(--text-main); font-weight:bold}
.home-news { padding:50px 0; background-color:var(--bg-light)}
.home-news .news-list { background:#fff; border-radius:10px; box-shadow:0 5px 20px rgba(0,0,0,0.05); padding:30px}
.home-news .news-item { display:flex; align-items:center; padding:20px 0; border-bottom:1px solid var(--border-color); transition:all var(--transition-speed)}
.home-news .news-item:last-child { border-bottom:none}
.home-news .news-item:hover { background-color:var(--bg-light); transform:translateX(10px)}
.home-news .news-date { font-size:16px; font-weight:bold; color:var(--text-main); width:150px; flex-shrink:0}
.home-news .news-tag { background-color:var(--primary-color); color:#fff; padding:3px 10px; font-size:12px; border-radius:3px; margin-right:20px}
.home-news .news-title { font-size:16px; color:var(--text-main); flex-grow:1; white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
.home-news .news-more { text-align:center; margin-top:30px}
.home-topics { padding:50px 0; background-color:var(--bg-white)}
.topic-grid-irregular { display:grid; grid-template-columns:repeat(12,1fr); grid-auto-rows:250px; gap:20px}
.topic-card-ir { position:relative; border-radius:20px; overflow:hidden; box-shadow:0 10px 30px rgba(0,0,0,0.1); transition:transform 0.5s ease}
.topic-card-ir:hover { transform:translateY(-10px)}
.topic-card-ir .img-box { width:100%; height:100%}
.topic-card-ir .img-box img { width:100%; height:100%; object-fit:cover; transition:transform 0.8s ease}
.topic-card-ir:hover .img-box img { transform:scale(1.1)}
.topic-card-ir::after { content:''; position:absolute; top:0; left:0; width:100%; height:100%; background:linear-gradient(to top,rgba(0,0,0,0.9) 0%,rgba(0,0,0,0) 70%); opacity:0.8; transition:opacity 0.5s ease}
.topic-card-ir:hover::after { opacity:1; background:linear-gradient(to top,rgba(0,0,0,0.95) 0%,rgba(0,0,0,0.4) 100%)}
.topic-card-ir .info { position:absolute; bottom:-20px; left:0; width:100%; padding:20px; color:#fff; z-index:10; transform:translateY(20px); transition:transform 0.5s ease}
.topic-card-ir:hover .info { transform:translateY(-20px)}
.topic-card-ir .info .title { font-size:22px; font-weight:bold; margin-bottom:10px; text-shadow:0 2px 4px rgba(0,0,0,0.3)}
.topic-card-ir .info p { font-size:14px; opacity:0; transition:opacity 0.5s ease 0.1s; display:-webkit-box; -webkit-box-orient:vertical; -webkit-line-clamp:2; overflow:hidden}
.topic-card-ir:hover .info p { opacity:1}
.item-1 { grid-column:1 / 8; grid-row:1 / 3}
.item-2 { grid-column:8 / 13; grid-row:1 / 2; border-radius:20px 100px 20px 20px}
.item-3 { grid-column:8 / 13; grid-row:2 / 3; border-radius:20px 20px 100px 20px}
.item-4 { grid-column:1 / 13; grid-row:3 / 4; border-radius:100px 20px 100px 20px}
/* .item-4 .info { display:flex; justify-content:space-between; align-items:flex-end} */
/* .item-4 .info p { max-width:60%; -webkit-line-clamp:3} */
.home-about { background-color:#f8f9fa; padding:100px 0; position:relative; overflow:hidden}
.home-about .about-container { display:flex; align-items:center; gap:60px}
.home-about .about-content { flex:1; padding-right:20px}
.home-about .section-title .cn { color:var(--text-main); margin-bottom:5px}
.home-about .section-title .en { color:#999}
.home-about .intro-text { font-size:15px; line-height:1.8; color:var(--text-muted); margin-top:30px}
.home-about .intro-text p { margin-bottom:15px}
.home-about .about-stats { flex:1; display:flex; flex-direction:column; gap:20px}
.home-about .stat-card { background:#fff; border-radius:20px; padding:30px 40px; display:flex; align-items:center; box-shadow:0 10px 30px rgba(0,0,0,0.05); transition:all 0.4s ease}
.home-about .stat-card:hover { transform:translateX(-10px); box-shadow:0 15px 40px rgba(0,155,107,0.1)}
.home-about .stat-icon { width:70px; height:70px; margin-right:25px; flex-shrink:0; display:flex; align-items:center; justify-content:center; background:rgba(0,155,107,0.08); border-radius:50%; color:var(--primary-color); transition:transform 0.4s ease}
.home-about .stat-card:hover .stat-icon { background:var(--primary-color); color:#fff; transform:rotateY(360deg)}
.home-about .stat-icon svg { width:32px; height:32px; stroke:currentColor}
.home-about .stat-info .num { color:var(--text-main); font-size:32px; font-weight:800; line-height:1.2; margin-bottom:5px}
.home-about .stat-info .num span { font-size:14px; font-weight:normal; color:var(--text-muted); margin-left:5px}
.home-about .stat-info .label { color:var(--text-muted); font-size:14px; letter-spacing:1px}
.btn-modern-light { display:inline-flex; align-items:center; padding:15px 40px; background:var(--text-main); color:#fff; font-size:16px; font-weight:500; border-radius:50px; transition:all 0.4s ease; position:relative; overflow:hidden; border:none}
.btn-modern-light::before { content:''; position:absolute; top:0; left:0; width:0%; height:100%; background:var(--primary-color); transition:all 0.4s ease; z-index:0}
.btn-modern-light:hover { box-shadow:0 10px 20px rgba(0,155,107,0.3); color:#fff}
.btn-modern-light:hover::before { width:100%}
.btn-modern-light span,.btn-modern-light i { position:relative; z-index:1}
.btn-modern-light i { margin-left:10px; transition:transform 0.3s ease}
.btn-modern-light:hover i { transform:translateX(5px)}
.inner-banner { width:100%; height:300px; background-size:cover; background-position:center; position:relative; display:flex; align-items:center; justify-content:center}
.inner-banner::after { content:''; position:absolute; top:0; left:0; width:100%; height:100%; background:rgba(0,0,0,0.4)}
.inner-banner h1 { position:relative; z-index:10; color:#fff; font-size:40px; font-weight:bold; letter-spacing:2px}
.breadcrumb { padding:20px 0; background:var(--bg-light); font-size:14px; color:var(--text-muted)}
.breadcrumb a { color:var(--text-main)}
.breadcrumb a:hover { color:var(--primary-color)}
.breadcrumb .sep { margin:0 10px}
.page-wrapper { padding:60px 0}
.page-layout { display:flex; gap:40px}
.sidebar { width:280px; flex-shrink:0}
.sidebar .side-nav { background:#fff; border-radius:10px; box-shadow:0 5px 20px rgba(0,0,0,0.05); overflow:hidden}
.sidebar .side-nav-title { background:var(--primary-color); color:#fff; padding:20px; font-size:18px; font-weight:bold; text-align:center}
.sidebar .side-nav ul li a { display:block; padding:15px 20px; border-bottom:1px solid var(--border-color); color:var(--text-main); transition:all var(--transition-speed); font-size:15px; position:relative}
.sidebar .side-nav ul li:last-child a { border-bottom:none}
.sidebar .side-nav ul li a:hover,.sidebar .side-nav ul li.active a { background:var(--bg-light); color:var(--primary-color); padding-left:30px}
.sidebar .side-nav ul li a::before { content:'\f105'; font-family:'FontAwesome'; position:absolute; left:15px; opacity:0; transition:all var(--transition-speed)}
.sidebar .side-nav ul li a:hover::before,.sidebar .side-nav ul li.active a::before { opacity:1}
.main-content { flex:1; background:#fff; border-radius:10px; box-shadow:0 5px 20px rgba(0,0,0,0.05); padding:20px}
.page-wrapper .page-content { background:#fff; border-radius:10px; box-shadow:0 5px 20px rgba(0,0,0,0.05); padding:20px}
.article-content { line-height:1.8; color:var(--text-main); font-size:16px}
.article-content p { margin-bottom:20px}
.article-content img { margin:30px auto; border-radius:10px}
.article-content h2 { font-size:24px; margin:40px 0 20px; padding-left:15px; border-left:4px solid var(--primary-color)}
.cases-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:30px; margin-bottom:30px}
.cases-grid .case-item { text-align:center; display:block}
.cases-grid .case-item h3 { margin-top:15px; font-size:18px; color:var(--text-main); transition:color 0.3s}
.cases-grid .case-item:hover h3 { color:var(--primary-color)}
.cases-grid .case-item .img-wrap { overflow:hidden; border-radius:10px}
.cases-grid .case-item .img-wrap img { width:100%; transition:transform 0.5s ease}
.cases-grid .case-item:hover .img-wrap img { transform:scale(1.1)}
.news-page-list .news-item { display:flex; padding:30px 0; border-bottom:1px dashed var(--border-color); transition:all var(--transition-speed)}
.news-page-list .news-item:hover { background-color:var(--bg-light); padding-left:20px; padding-right:20px; border-radius:10px; border-bottom-color:transparent}
.news-page-list .news-date-box { width:80px; height:80px; background:var(--bg-light); text-align:center; border-radius:10px; display:flex; flex-direction:column; justify-content:center; margin-right:20px; flex-shrink:0; transition:all var(--transition-speed)}
.news-page-list .news-item:hover .news-date-box { background:var(--primary-color); color:#fff}
.news-page-list .news-date-box .day { font-size:28px; font-weight:bold; line-height:1}
.news-page-list .news-date-box .year-month { font-size:12px; margin-top:5px}
.news-page-list .news-info { flex:1}
.news-page-list .news-title { font-size:20px; font-weight:bold; margin-bottom:10px}
.news-page-list .news-desc { color:var(--text-muted); font-size:14px; display:-webkit-box; -webkit-box-orient:vertical; -webkit-line-clamp:2; overflow:hidden}
.pagination { display:flex; justify-content:center; align-items:center; margin-top:50px; padding:0; list-style:none}
.pagination li { display:flex; align-items:center; margin:0 5px}
.pagination li a, .pagination li span { display:inline-block; min-width:40px; height:40px; line-height:38px; padding:0 10px; text-align:center; border:1px solid var(--border-color); border-radius:5px; color:var(--text-main); transition:all var(--transition-speed); box-sizing:border-box}
.pagination li a:hover, .pagination li.active span { background:var(--primary-color); color:#fff; border-color:var(--primary-color)}
.pagination li.disabled span { background:var(--bg-light); color:var(--text-muted); cursor:not-allowed}
.pagination form.jumpto a { border:none; padding:0; min-width:auto; height:auto; display:flex; align-items:center; gap:5px}
.pagination form.jumpto a:hover { background:transparent}
.pagination form.jumpto input.page_number { width:60px; height:40px; text-align:center; border:1px solid var(--border-color); border-radius:5px; outline:none; box-sizing:border-box}
.pagination form.jumpto input[type="submit"] { height:40px; padding:0 15px; background:var(--primary-color); color:#fff; border:none; border-radius:5px; cursor:pointer; transition:all var(--transition-speed)}
.pagination form.jumpto input[type="submit"]:hover { opacity:0.9}

/*手机分页*/
.pager { display:flex; justify-content:center; align-items:center; margin-top:30px; padding:0; list-style:none}
.pager li { display:flex; align-items:center; margin:0 5px; flex:1; max-width:120px}
.pager li a, .pager li span { display:block; width:100%; height:40px; line-height:38px; padding:0 10px; text-align:center; border:1px solid var(--border-color); border-radius:5px; color:var(--text-main); transition:all var(--transition-speed); box-sizing:border-box}
.pager li a:hover, .pager li.active span { background:var(--primary-color); color:#fff; border-color:var(--primary-color)}
.pager li.disabled span { background:var(--bg-light); color:var(--text-muted); cursor:not-allowed}


.news-detail-header { text-align:center; margin-bottom:40px; padding-bottom:20px; border-bottom:1px solid var(--border-color)}
.news-detail-header h1 { font-size:28px; margin-bottom:15px}
.news-detail-header .meta { color:var(--text-muted); font-size:14px}
.news-detail-header .meta span { margin:0 10px}
.job-list .job-item { border:1px solid var(--border-color); border-radius:10px; margin-bottom:20px; overflow:hidden}
.job-list .job-header { padding:20px 30px; background:var(--bg-light); display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:10px; cursor:pointer; transition:all var(--transition-speed)}
.job-list .job-header:hover { background:var(--primary-color); color:#fff}
.job-list .job-header .title { font-size:18px; font-weight:bold}
.job-list .job-header .salary { color:#e74c3c; font-weight:bold}
.job-list .job-header:hover .salary , .job-list .job-header:hover .job-item-title { color:#fff}
.job-list .job-content { padding:30px; display:none; border-top:1px solid var(--border-color)}
.job-list .job-content h4 { margin-bottom:10px; font-size:16px}
.job-list .job-content ul { list-style:disc; padding-left:20px; margin-bottom:20px; color:var(--text-muted)}
.contact-wrap { display:flex; gap:50px}
.contact-info { flex:1}
.contact-info .info-item { display:flex; align-items:flex-start; margin-bottom:30px}
.contact-info .info-item i { font-size:24px; color:var(--primary-color); margin-right:20px; margin-top:5px}
.contact-info .info-item h4 { font-size:18px; margin-bottom:5px}
.contact-info .info-item p { color:var(--text-muted)}
.contact-form { flex:1; background:var(--bg-light); padding:40px; border-radius:10px}
.form-group { margin-bottom:20px}
.form-control { width:100%; padding:12px 15px; border:1px solid var(--border-color); border-radius:5px; font-family:var(--font-family); font-size:14px; transition:border-color var(--transition-speed)}
.form-control:focus { outline:none; border-color:var(--primary-color)}
textarea.form-control { height:120px; resize:vertical}
.btn-submit { width:100%; padding:15px; background:var(--primary-color); color:#fff; border:none; border-radius:5px; font-size:16px; font-weight:bold; cursor:pointer; transition:background var(--transition-speed)}
.btn-submit:hover { background:var(--primary-hover)}
@keyframes fadeUp { 0% { opacity:0; transform:translateY(30px)} 100% { opacity:1; transform:translateY(0)}}
@keyframes slideInRight {     0% { opacity:0; transform:translateX(100px)}
100% { opacity:1; transform:translateX(0)}}
@keyframes slideInLeft { 0% { opacity:0; transform:translateX(-100px)} 100% { opacity:1; transform:translateX(0)}}
@keyframes slideUp { 0% { opacity:0; transform:translateY(100px)} 100% { opacity:1; transform:translateY(0)}}
.wow { opacity:0; visibility:hidden}
.wow.animated { visibility:visible}
.case-item .img-wrap { overflow:hidden; border-radius:15px; margin-bottom:15px}
.case-item .img-wrap img { width:100%; height:250px; object-fit:cover; transition:transform 0.5s ease}
.case-item:hover .img-wrap img { transform:scale(1.1)} 
@media (max-width:991px) { 
     .container  { padding: 0 10px;} 
     .page-wrapper { padding:10px 0} 
     .home-topics { padding:10px 0} 
     .page-wrapper .page-content { box-shadow:0 5px 10px rgba(0,0,0,0.05); padding:10px} 
     .main-content { padding:10px} 
     .header-tools { display:none !important} 
     .mobile-tools-wrap { display:flex} 
     .mobile-toggle { display:block !important} 
     .header-nav { position:absolute; top:80px; left:0; width:100%; background:#fff; box-shadow:0 10px 15px rgba(0,0,0,0.1); display:none} 
     .header-nav.active { display:block} 
     .header .nav { flex-direction:column; width:100%} 
     .header .nav-item { width:100%; border-bottom:1px solid #f0f0f0} 
     .header .nav .nav-link { padding:15px 20px; color:#666} 
     .header .nav-link::after { display:none} 
     .home-topics .topic-grid-irregular { grid-template-columns:1fr; grid-auto-rows:auto} 
     .item-1,.item-2,.item-3,.item-4 { grid-column:1 / -1; grid-row:auto; border-radius:20px} 
     .item-4 .info { flex-direction:column; align-items:flex-start} 
     .item-4 .info p { max-width:100%; margin-top:15px} 
     .home-about .about-container { flex-direction:column; gap:40px} 
     .home-about .about-content { padding-right:0} 
     .page-layout { flex-direction:column} 
     .sidebar { width:100%} 
     .contact-wrap { flex-direction:column} 
     .cases-grid { grid-template-columns:repeat(2,1fr)} 
     .news-page-list .news-item { flex-direction:row; padding:20px 0} 
     .news-page-list .news-item .news-date-box { width:65px; height:65px; margin-right:15px; margin-bottom:0; align-self:center; flex-shrink:0} 
     .news-page-list .news-date-box .day { font-size:22px} 
     .news-page-list .news-date-box .year-month { font-size:11px} 
     .news-page-list .news-title { font-size:16px}


@media (max-width: 991px) {
    /* 手机端横向滑动菜单 */
    .sidebar { margin-bottom: 20px; }
    .sidebar .side-nav { border-radius: 0; box-shadow: none; background: transparent; overflow: visible; display: flex; align-items: center; border-bottom: 1px solid var(--border-color); }
    .sidebar .side-nav-title { display: none; /* 隐藏标题 */ }
    .sidebar .side-nav ul { display: flex; overflow-x: auto; white-space: nowrap; -webkit-overflow-scrolling: touch; scroll-behavior: smooth; width: 100%; padding-bottom: 5px; margin-bottom: -5px; }
    .sidebar .side-nav ul::-webkit-scrollbar { display: none; }
    .sidebar .side-nav ul li { flex-shrink: 0; }
    .sidebar .side-nav ul li a { display: inline-block; padding: 10px 15px; border-bottom: 2px solid transparent; font-size: 15px; color: var(--text-main); }
    .sidebar .side-nav ul li a:hover, .sidebar .side-nav ul li.active a { background: transparent; color: var(--primary-color); padding-left: 15px; border-bottom-color: var(--primary-color); }
    .sidebar .side-nav ul li a::before { display: none; }
}



}
@media (max-width:768px){ 
    .cases-grid { grid-template-columns:1fr}
}



/* -----------------------------------1. 首页 (Index)----------------------------------- */
.idx-case-header { text-align: left; margin-bottom: 20px; }
.idx-case-title-wrap { text-align: left; margin-bottom: 0; }
.idx-case-title-cn { font-size: 32px; font-weight: bold; color: var(--text-main); margin-bottom: 5px; }
.idx-case-title-en { font-size: 14px; color: var(--text-muted); text-transform: uppercase; }
.idx-case-container { margin-right: 0; width: 90%; }
.idx-case-more { text-align: center; margin-top: 40px;  }

.idx-about-title-wrap { text-align: left; margin-bottom: 30px; }
.idx-about-btn-wrap { margin-top: 40px; }
.idx-about-location { font-size: 26px; }

@media (max-width: 991px) { 
     .hero-banner { height: 400px; } 
     .hero-banner .content h2 { font-size: 28px; } 
     .hero-banner .content p { font-size: 16px; }  
     .idx-case-title-cn { font-size: 24px; } 
     .idx-case-container { width: 100%; } 
     .idx-about-location { font-size: 20px; }  .home-cases .white-box { padding: 20px; flex-direction: column; } 
     .home-cases .bg-curve-right, .home-cases .bg-curve-left { padding: 30px 20px; border-radius: 0; margin: 0; }  
     .home-about .stat-card { padding: 20px; } 
     .home-about .stat-icon { width: 50px; height: 50px; margin-right: 15px; } 
     .home-about .stat-info .num { font-size: 24px; }
}


.category-tabs { display: flex; justify-content: center; gap: 15px; margin-bottom: 40px; flex-wrap: wrap; }
.tab-item { padding: 10px 30px; border-radius: 50px; font-size: 15px; font-weight: 500; transition: all 0.3s; background: var(--bg-light); color: var(--text-main); }
.tab-item.active { background: var(--primary-color); color: #fff; box-shadow: 0 5px 15px rgba(0,155,107,0.3); }

@media (max-width: 991px) { 
     .category-tabs { justify-content: flex-start; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch;padding-bottom: 10px;     gap: 10px; } 
     .category-tabs::-webkit-scrollbar { display: none; } 
     .tab-item { white-space: nowrap; padding: 8px 20px; font-size: 14px; flex-shrink: 0; }
}

/* -----------------------------------3. 人才招聘页 (Job)----------------------------------- */
.job-list-wrap { margin-bottom: 40px; text-align: center; }
.job-item-title { font-size: 14px; color: #666; margin-left: 15px; font-weight: normal; }
.job-item-plus { margin-left: 20px; }
@media (max-width: 991px) { 
    .job-list .job-header { padding: 15px; } 
    .job-list .job-header .title { font-size: 16px; line-height: 1.5; display: flex; align-items: center; flex-wrap: wrap; gap: 5px; } 
    .job-item-title { display: inline-block; margin-left: 0; margin-top: 0; font-size: 14px; font-weight: normal; color: var(--text-muted); }
}

/* -----------------------------------4. 联系我们页 (Contact)----------------------------------- */
.contact-title { margin-bottom: 30px; font-size: 24px; }
.contact-form-title { margin-bottom: 30px; font-size: 20px; }
@media (max-width: 991px) { 
    .contact-form { padding: 20px; } 
    .contact-title { font-size: 20px; margin-bottom: 20px; } 
    .contact-form-title { font-size: 18px; margin-bottom: 20px; }
}

/* -----------------------------------5. 新闻详情页 (News Detail)----------------------------------- */
.news-detail-title { text-align: center; margin-bottom: 20px; }
.news-detail-meta { text-align: center; color: #888; margin-bottom: 40px; font-size: 14px; }
.news-detail-visits { margin-left: 20px; }
.prev-next { margin-top: 50px; display: flex; justify-content: space-between; border-top: 1px solid #eee; padding-top: 20px; }

@media (max-width: 991px) {
     .news-detail-title { font-size: 22px; } 
     .news-detail-meta { font-size: 12px; margin-bottom: 20px; } 
     .prev-next { flex-direction: column; gap: 15px; text-align: center; }
}

/* -----------------------------------6. 公司简介/单页 (About)----------------------------------- */
.about-title-wrap { text-align: left; margin-bottom: 30px; }
.about-title-en { font-size: 28px; margin-bottom: 0; }
.about-title-cn { font-size: 16px; margin-top: 10px; }

@media (max-width: 991px) { .about-title-en { font-size: 22px; } 
     .about-title-cn { font-size: 14px; } 
     .article-content { font-size: 14px; } 
     .article-content h2 { font-size: 20px; margin: 30px 0 15px; }
}

/* -----------------------------------7. 全局公用移动端优化 (Global Mobile)----------------------------------- */
@media (max-width: 991px) { .inner-banner { height: 180px; } 
     .inner-banner h1 { font-size: 28px; } 
     .section-title { margin-bottom: 30px; } 
     .section-title .cn { font-size: 20px; } 
     .section-title .scn { font-size: 20px; } 
     .section-title .en { font-size: 12px; }  
     .breadcrumb { padding: 10px 0; font-size: 12px; }
}


/* -----------------------------------联系我们----------------------------------- */

  /* 弹出框样式 */
.msg-toast { position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); background: #fff; padding: 30px 40px; border-radius: 10px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); z-index: 9999; text-align: center; opacity: 0; visibility: hidden; transition: all 0.3s; min-width: 300px;}
.msg-toast.show { opacity: 1; visibility: visible; transform: translate(-50%, -50%) scale(1);}
.msg-toast-icon { width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 15px; font-size: 30px;}
.msg-toast-icon.success { background: #e8f5e9; color: #4caf50;}
.msg-toast-icon.error { background: #ffebee; color: #f44336;}
.msg-toast-text { font-size: 16px; color: #333; font-weight: 500;}
.msg-toast-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.3); z-index: 9998; opacity: 0; visibility: hidden; transition: all 0.3s;}
.msg-toast-overlay.show { opacity: 1; visibility: visible;}

/* 全屏图片弹窗样式 */
.fullscreen-image-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.8); z-index: 10000; display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transition: all 0.3s; }
.fullscreen-image-overlay.show { opacity: 1; visibility: visible; }
.fullscreen-image-close { position: absolute; top: 20px; right: 30px; font-size: 40px; color: #fff; cursor: pointer; user-select: none; z-index: 10001; }
.fullscreen-image-close:hover { color: #ccc; }
.fullscreen-image { max-width: 90%; max-height: 90%; object-fit: contain; transform: scale(0.8); transition: transform 0.3s; z-index: 10000; }
.fullscreen-image-overlay.show .fullscreen-image { transform: scale(1); }
.zoomable-image { cursor: pointer; transition: transform 0.3s; }
.zoomable-image:hover { transform: scale(1.05); }