/* xd03 · 鑫动体育企业模板 - 深海·青蓝 */
/* 版式借自 xdetection.com 中性区块结构, 内容完全原创 */
:root {
    --xd-pri:       #0B2A52;
    --xd-pri-dk:    #071E3A;
    --xd-pri-lt:    #304868;
    --xd-acc:       #00B5CF;
    --xd-acc-dk:    #008D9F;
    --xd-acc-lt:    #30C1D5;
    --xd-nav:       #071E3A;
    --xd-sub:       #E9F1F7;
    --xd-text:      #0F1E33;
    --xd-text2:     #496A8E;
    --xd-dark1:     #050D19;
    --xd-dark2:     #0B2A52;
    --xd-line:      #D5E3F0;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
body{font-family:"PingFang SC","Microsoft YaHei",Helvetica,Arial,sans-serif;color:var(--xd-text);background:#fff;line-height:1.65;}
a{text-decoration:none;color:inherit;transition:color .2s;}
img{max-width:100%;display:block;}
ul,ol{list-style:none;}
h1,h2,h3,h4,h5{font-weight:700;}

/* 容器 */
.xd-wrap{max-width:1180px;margin:0 auto;padding:0 16px;}

/* ========== 顶栏 ========== */
.xd-topbar{background:var(--xd-dark1);color:#fff;font-size:13px;}
.xd-topbar .xd-wrap{display:flex;justify-content:space-between;align-items:center;height:34px;}
.xd-topbar .tb-l{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.xd-topbar .tb-r{display:flex;align-items:center;gap:14px;}
.xd-topbar .tb-r span{white-space:nowrap;}
.xd-topbar .tb-r a{color:var(--xd-acc-lt);}
.xd-topbar .tb-r a:hover{color:#fff;}

/* ========== 导航栏 (实心色) ========== */
.xd-header{background:var(--xd-nav);position:sticky;top:0;z-index:1000;box-shadow:0 2px 12px rgba(0,0,0,.3);}
.xd-header .xd-wrap{display:flex;justify-content:space-between;align-items:center;height:68px;}
.xd-logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:800;color:#fff;}
.xd-logo-badge{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--xd-pri),var(--xd-acc));color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;}
.xd-nav{display:flex;gap:4px;}
.xd-nav li a{display:block;padding:0 18px;line-height:44px;border-radius:6px;font-size:15px;font-weight:600;color:rgba(255,255,255,.85);}
.xd-nav li a:hover,.xd-nav li a.on,.xd-nav li.active a{background:var(--xd-pri);color:#fff;}
.xd-nav li a:hover{background:var(--xd-pri);}
.xd-hamburger{display:none;background:none;border:0;color:#fff;font-size:22px;cursor:pointer;padding:6px;}
.xd-tel-btn{background:var(--xd-acc);color:#1a0a00;border-radius:24px;padding:8px 20px;font-size:14px;font-weight:700;white-space:nowrap;}
.xd-tel-btn:hover{background:var(--xd-acc-lt);}
.xd-mobile-nav{display:none;background:var(--xd-nav);}
.xd-mobile-nav a{display:block;padding:14px 18px;color:rgba(255,255,255,.9);border-bottom:1px solid rgba(255,255,255,.08);font-size:15px;}
.xd-mobile-nav a:hover{background:var(--xd-pri);}

/* ========== Hero Banner ========== */
.xd-hero{position:relative;min-height:480px;display:flex;align-items:center;overflow:hidden;}
.xd-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.xd-hero-mask{position:absolute;inset:0;background:linear-gradient(96deg,rgba(0,0,0,.78) 0%,rgba(0,0,0,.42) 55%,rgba(0,0,0,.15) 100%);}
.xd-hero-content{position:relative;z-index:2;padding:70px 0;max-width:640px;}
.xd-hero-content h1{font-size:42px;line-height:1.22;font-weight:800;color:#fff;margin-bottom:10px;}
.xd-hero-content .en-tag{font-size:13px;letter-spacing:2.5px;color:rgba(255,255,255,.65);margin-bottom:16px;}
.xd-hero-content p.lead{font-size:16px;color:rgba(255,255,255,.88);margin-bottom:30px;line-height:1.7;}
.xd-btn{display:inline-block;border-radius:28px;padding:12px 28px;font-size:15px;font-weight:700;}
.xd-btn-solid{background:var(--xd-acc);color:#1a0a00;}
.xd-btn-solid:hover{background:var(--xd-acc-lt);}
.xd-btn-outline{border:1.5px solid rgba(255,255,255,.7);color:#fff;margin-left:12px;}
.xd-btn-outline:hover{background:rgba(255,255,255,.15);}

/* ========== 区块通用 ========== */
.xd-sec{padding:64px 0;}
.xd-sec.light{background:#fff;}
.xd-sec.gray{background:var(--xd-sub);}
.xd-sec.dark{background:linear-gradient(150deg,var(--xd-dark1),var(--xd-dark2));color:#fff;}
.xd-sec-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--xd-line);padding-bottom:14px;margin-bottom:30px;}
.xd-sec-head h2{font-size:22px;font-weight:700;color:var(--xd-text);position:relative;padding-left:16px;}
.xd-sec-head h2::before{content:'';display:block;position:absolute;left:0;top:5px;width:4px;height:18px;border-radius:2px;background:linear-gradient(180deg,var(--xd-pri),var(--xd-acc));}
.xd-sec.dark .xd-sec-head h2{color:#fff;}
.xd-sec.dark .xd-sec-head{border-color:rgba(255,255,255,.12);}
.xd-sec-head a{font-size:14px;color:var(--xd-text2);display:flex;align-items:center;gap:6px;}
.xd-sec-head a:hover{color:var(--xd-pri);}
.xd-sec.dark .xd-sec-head a{color:rgba(255,255,255,.65);}

/* ========== 新闻热点面板 (核心特色区块) ========== */
.xd-news-panel{display:grid;grid-template-columns:420px 1fr;gap:0;border:1px solid var(--xd-line);border-radius:12px;overflow:hidden;}
.xd-news-feature{position:relative;min-height:270px;overflow:hidden;}
.xd-news-feature img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .4s;}
.xd-news-feature:hover img{transform:scale(1.04);}
.xd-news-feature-label{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(0deg,rgba(0,0,0,.78) 0%,transparent 100%);color:#fff;padding:40px 20px 18px;font-size:16px;font-weight:700;line-height:1.4;}
.xd-news-list{padding:0;}
.xd-news-list .row{display:block;padding:12px 18px;border-bottom:1px solid var(--xd-line);position:relative;transition:background .2s;color:var(--xd-text);}
.xd-news-list .row:last-child{border-bottom:0;}
.xd-news-list .row:hover{background:var(--xd-sub);}
.xd-news-list .row::before{content:'';display:block;position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:0;background:var(--xd-pri);border-radius:2px;transition:height .2s;}
.xd-news-list .row:hover::before{height:60%;}
.xd-news-list .row .title{font-size:14px;font-weight:600;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.xd-news-list .row .meta{font-size:12px;color:var(--xd-text2);margin-top:4px;display:flex;gap:12px;}
.xd-news-empty{color:var(--xd-text2);text-align:center;padding:24px 0;font-size:14px;}

/* ========== 业务服务卡 ========== */
.xd-svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.xd-svc-card{position:relative;height:200px;border-radius:10px;overflow:hidden;}
.xd-svc-card img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.xd-svc-card:hover img{transform:scale(1.06);}
.xd-svc-card .card-label{position:absolute;bottom:0;left:0;width:100%;background:rgba(0,0,0,.7);color:#fff;font-size:14px;font-weight:700;line-height:42px;padding:0 16px;text-align:center;transition:background .2s;}
.xd-svc-card:hover .card-label{background:var(--xd-pri);}
.xd-svc-card .card-arrow{position:absolute;top:12px;right:12px;width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.2);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;opacity:0;transition:opacity .2s;}
.xd-svc-card:hover .card-arrow{opacity:1;}

/* ========== 暗色数据带 ========== */
.xd-stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;text-align:center;padding:10px 0;}
.xd-stat .num{font-size:40px;font-weight:800;color:var(--xd-acc-lt);line-height:1;}
.xd-stat .num span{font-size:18px;}
.xd-stat .label{font-size:14px;color:rgba(255,255,255,.78);margin-top:6px;}

/* ========== 图文关于 ========== */
.xd-about{display:grid;grid-template-columns:430px 1fr;gap:44px;align-items:center;}
.xd-about .pic{border-radius:12px;overflow:hidden;box-shadow:0 18px 40px rgba(0,0,0,.16);}
.xd-about .pic img{width:100%;height:340px;object-fit:cover;display:block;}
.xd-about .txt h3{font-size:24px;margin-bottom:12px;color:var(--xd-text);}
.xd-about .txt p{color:var(--xd-text2);font-size:15px;margin-bottom:10px;line-height:1.8;}
.xd-about .txt ul{margin-top:14px;}
.xd-about .txt ul li{display:flex;align-items:flex-start;gap:10px;padding:6px 0;font-size:14.5px;color:var(--xd-text);}
.xd-about .txt ul li i{color:var(--xd-pri);margin-top:3px;flex-shrink:0;}

/* ========== CTA 渐变带 ========== */
.xd-cta{background:linear-gradient(110deg,var(--xd-pri-dk) 0%,var(--xd-pri) 50%,var(--xd-acc-dk) 110%);color:#fff;padding:52px 0;}
.xd-cta .xd-wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;}
.xd-cta h3{font-size:26px;font-weight:800;}
.xd-cta p{font-size:15px;color:rgba(255,255,255,.8);margin-top:6px;}
.xd-cta .btn-white{background:#fff;color:var(--xd-pri-dk);border-radius:26px;padding:11px 26px;font-weight:700;font-size:15px;white-space:nowrap;}
.xd-cta .btn-white:hover{background:rgba(255,255,255,.88);}

/* ========== Footer ========== */
.xd-footer{background:var(--xd-dark1);color:rgba(255,255,255,.75);}
.xd-footer-top{padding:52px 0 36px;}
.xd-footer-top .xd-wrap{display:grid;grid-template-columns:2fr 1fr 1fr 1.6fr;gap:32px;}
.xd-footer .brand{font-size:22px;font-weight:800;color:#fff;display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.xd-footer .brand .fa-solid{color:var(--xd-acc-lt);}
.xd-footer p,.xd-footer li{font-size:14px;line-height:1.8;}
.xd-footer h5{color:#fff;font-size:16px;margin-bottom:14px;}
.xd-footer ul li a{display:block;color:rgba(255,255,255,.65);padding:4px 0;font-size:14px;}
.xd-footer ul li a:hover{color:var(--xd-acc-lt);}
.xd-footer .contact-item{display:flex;gap:10px;padding:5px 0;}
.xd-footer .contact-item i{color:var(--xd-acc);margin-top:2px;flex-shrink:0;}
.xd-copyright{border-top:1px solid rgba(255,255,255,.08);padding:18px 0;text-align:center;font-size:13px;color:rgba(255,255,255,.45);}

/* ========== 内页通用 ========== */
.xd-page-banner{background:linear-gradient(135deg,var(--xd-pri-dk),var(--xd-pri));color:#fff;padding:44px 0;}
.xd-page-banner h1{font-size:28px;font-weight:800;margin-bottom:4px;}
.xd-page-banner .sub{font-size:14px;color:rgba(255,255,255,.75);}
.xd-crumb{display:flex;gap:8px;align-items:center;padding:12px 0;border-bottom:1px solid var(--xd-line);font-size:13px;color:var(--xd-text2);margin-bottom:24px;}
.xd-crumb a{color:var(--xd-text2);}
.xd-crumb a:hover{color:var(--xd-pri);}

/* 文章列表 */
.xd-list{padding:40px 0;}
.xd-list-item{display:flex;gap:20px;padding:22px 0;border-bottom:1px solid var(--xd-line);align-items:flex-start;}
.xd-list-item:last-child{border-bottom:0;}
.xd-list-item .thumb{width:200px;height:134px;border-radius:8px;overflow:hidden;flex-shrink:0;}
.xd-list-item .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.xd-list-item:hover .thumb img{transform:scale(1.06);}
.xd-list-item .bd{flex:1;min-width:0;}
.xd-list-item .bd h3{font-size:17px;font-weight:700;line-height:1.45;margin-bottom:8px;}
.xd-list-item .bd h3 a:hover{color:var(--xd-pri);}
.xd-list-item .bd p{font-size:14px;color:var(--xd-text2);line-height:1.7;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.xd-list-item .bd .meta{display:flex;gap:16px;font-size:12.5px;color:var(--xd-text2);}
.xd-list-item .bd .meta span{display:flex;align-items:center;gap:5px;}
.xd-pagination{display:flex;gap:8px;justify-content:center;padding:30px 0;flex-wrap:wrap;}
.xd-pagination a,.xd-pagination span{display:block;min-width:36px;height:36px;line-height:36px;text-align:center;padding:0 10px;border-radius:6px;border:1px solid var(--xd-line);font-size:14px;color:var(--xd-text2);}
.xd-pagination a:hover{border-color:var(--xd-pri);color:var(--xd-pri);}
.xd-pagination .cur,.xd-pagination .current{background:var(--xd-pri);border-color:var(--xd-pri);color:#fff;}

/* 文章详情 */
.xd-detail{padding:36px 0 60px;}
.xd-detail-header{margin-bottom:28px;border-bottom:1px solid var(--xd-line);padding-bottom:20px;}
.xd-detail-header h1{font-size:26px;line-height:1.45;margin-bottom:12px;}
.xd-detail-header .meta{display:flex;flex-wrap:wrap;gap:20px;font-size:13.5px;color:var(--xd-text2);}
.xd-detail-header .meta span{display:flex;align-items:center;gap:6px;}
.xd-detail-body{font-size:16px;line-height:2;color:#333;word-break:break-word;}
.xd-detail-body img{max-width:100%;height:auto;border-radius:8px;margin:10px auto;display:block;}
.xd-detail-body p{margin-bottom:16px;}
.xd-prevnext{display:flex;gap:16px;margin-top:36px;flex-wrap:wrap;}
.xd-prevnext .pn{flex:1;min-width:200px;padding:14px 16px;border:1px solid var(--xd-line);border-radius:8px;font-size:14px;}
.xd-prevnext .pn:hover{border-color:var(--xd-pri);background:var(--xd-sub);}
.xd-prevnext .pn span{display:block;color:var(--xd-text2);font-size:12px;margin-bottom:4px;}
.xd-sidebar{padding:20px;background:var(--xd-sub);border-radius:10px;margin-top:20px;}
.xd-sidebar h4{font-size:16px;font-weight:700;color:var(--xd-pri);margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--xd-line);}
.xd-sidebar ul li a{display:block;padding:6px 0;color:var(--xd-text);font-size:14px;}
.xd-sidebar ul li a:hover{color:var(--xd-pri);}
.xd-sidebar ul li a::before{content:'· ';color:var(--xd-acc);}

/* 搜索 */
.xd-search-box{display:flex;max-width:540px;margin:20px auto 0;border-radius:8px;overflow:hidden;border:2px solid var(--xd-acc);}
.xd-search-box input{flex:1;padding:12px 16px;border:0;outline:none;font-size:15px;background:#fff;}
.xd-search-box button{background:var(--xd-pri);color:#fff;border:0;padding:0 24px;font-size:15px;cursor:pointer;}
.xd-search-box button:hover{background:var(--xd-pri-dk);}

/* 标签云 */
.xd-tagcloud{padding:40px 0 60px;}
.xd-tagcloud a{display:inline-block;margin:0 10px 10px 0;padding:6px 16px;border-radius:20px;border:1px solid var(--xd-line);font-size:14px;color:var(--xd-text2);}
.xd-tagcloud a:hover{border-color:var(--xd-pri);color:var(--xd-pri);background:var(--xd-sub);}

/* 404 */
.xd-404{display:flex;align-items:center;justify-content:center;min-height:60vh;text-align:center;padding:40px 0;}
.xd-404 .code{font-size:96px;font-weight:900;color:var(--xd-pri);line-height:1;margin-bottom:10px;}
.xd-404 .msg{font-size:18px;color:var(--xd-text2);margin-bottom:30px;}

/* Back to top */
.xd-totop{display:none;position:fixed;right:20px;bottom:30px;width:40px;height:40px;background:var(--xd-pri);color:#fff;border-radius:50%;text-align:center;line-height:40px;font-size:16px;z-index:999;box-shadow:0 4px 16px rgba(0,0,0,.25);}
.xd-totop:hover{background:var(--xd-pri-dk);color:#fff;}

/* ========== 响应式 ========== */
@media(max-width:991px){
    .xd-news-panel{grid-template-columns:1fr;}
    .xd-about{grid-template-columns:1fr;gap:28px;}
    .xd-about .pic{height:280px;}
    .xd-footer-top .xd-wrap{grid-template-columns:1fr 1fr;gap:24px;}
}
@media(max-width:767px){
    .xd-topbar .tb-r{display:none;}
    .xd-nav{display:none;}
    .xd-hamburger{display:block;}
    .xd-svc-grid{grid-template-columns:repeat(2,1fr);}
    .xd-stat-grid{grid-template-columns:repeat(2,1fr);}
    .xd-list-item{flex-direction:column;}
    .xd-list-item .thumb{width:100%;height:180px;}
    .xd-hero-content h1{font-size:30px;}
    .xd-hero{min-height:360px;}
    .xd-sec{padding:44px 0;}
    .xd-sec-head h2{font-size:18px;}
    .xd-cta .xd-wrap{flex-direction:column;text-align:center;}
    .xd-footer-top .xd-wrap{grid-template-columns:1fr;}
}
@media(max-width:575px){
    .xd-svc-grid{grid-template-columns:1fr 1fr;gap:12px;}
    .xd-svc-card{height:140px;}
    .xd-stat-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
    .xd-stat .num{font-size:28px;}
}