/* ===== Reset ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;-webkit-text-size-adjust:100%}
body{font-family:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;font-size:14px;line-height:1.7;color:#333;background:#fff;overflow-x:hidden}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:var(--blue)}
img{max-width:100%;display:block}
ul,ol{list-style:none}

/* ===== Palette ===== */
:root{
  --blue:#005bab;        /* 主蓝 */
  --blue-d:#004786;      /* 深蓝 hover */
  --blue-xd:#02325e;     /* 顶栏/页脚深蓝 */
  --blue-l:#e8f1f9;      /* 浅蓝底 */
  --gold:#f0a500;        /* 点缀金 */
  --bg:#f5f7fa;
  --border:#e3e8ee;
  --text:#333;
  --gray:#666;
  --gray-l:#999;
}

.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ===== 顶部条 ===== */
.topbar{background:var(--blue-xd);color:rgba(255,255,255,.72);font-size:12px}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;height:34px}
.topbar a{color:rgba(255,255,255,.72)}
.topbar a:hover{color:#fff}

/* ===== 头部 ===== */
.site-header{background:#fff;box-shadow:0 1px 0 var(--border)}
.header-inner{display:flex;justify-content:space-between;align-items:center;height:76px}
.logo{display:flex;align-items:center}
.logo img{height:40px;width:auto;display:block}
.logo .logo-mark{width:52px;height:52px;background:linear-gradient(135deg,var(--blue) 0%,var(--blue-xd) 100%);border-radius:6px;color:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;letter-spacing:0}
.logo .logo-text{display:flex;flex-direction:column}
.logo .logo-text .cn{font-size:24px;font-weight:700;color:var(--blue-xd);letter-spacing:2px;line-height:1.2}
.logo .logo-text .en{font-size:11px;color:var(--gray-l);letter-spacing:3px;text-transform:uppercase}
.header-contact{text-align:right}
.header-contact .label{font-size:12px;color:var(--gray-l)}
.header-contact .tel{font-size:22px;font-weight:700;color:var(--blue);font-family:Georgia,serif}
.header-contact .tel .ico{color:var(--gold)}

/* ===== 导航条（通栏蓝） ===== */
.nav-bar{background:var(--blue)}
.nav-bar ul{display:flex}
.nav-bar li{flex:1;text-align:center;position:relative}
.nav-bar a{display:block;line-height:48px;color:#fff;font-size:16px;letter-spacing:1px}
.nav-bar a:hover,.nav-bar li.active>a{background:var(--blue-d);color:#fff}
.nav-bar li.active>a{box-shadow:inset 0 -3px 0 var(--gold)}

/* 移动端菜单按钮 */
.nav-toggle{display:none;width:44px;height:44px;border:none;background:none;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav-toggle span{display:block;width:26px;height:3px;background:var(--blue-xd);border-radius:2px}

/* 移动端抽屉 */
.mobile-nav{position:fixed;top:0;right:-100%;width:270px;height:100vh;background:#fff;box-shadow:-4px 0 16px rgba(0,0,0,.15);overflow-y:auto;transition:right .3s;z-index:1200;padding-top:50px}
.mobile-nav.open{right:0}
.mobile-nav .m-close{position:absolute;top:10px;right:14px;font-size:26px;color:var(--gray-l);background:none;border:none;cursor:pointer}
.mobile-nav li{border-bottom:1px solid var(--border)}
.mobile-nav a{display:block;padding:13px 22px;font-size:15px;color:var(--text)}
.mobile-nav a:hover{background:var(--blue-l);color:var(--blue)}

/* ===== 首页 Banner ===== */
.hero{position:relative;height:520px;overflow:hidden;background:linear-gradient(115deg,rgba(2,44,84,.85) 0%,rgba(0,71,134,.68) 55%,rgba(10,108,184,.45) 100%),url('/uploads/images/2026/08/84edc427-3add-4ce0-9acc-d76bf2720a6e.jpg') center center/cover no-repeat}
.hero::before{content:'';position:absolute;inset:0;background:repeating-linear-gradient(115deg,rgba(255,255,255,.04) 0 2px,transparent 2px 90px)}
.hero::after{content:'';position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(240,165,0,.22) 0%,transparent 70%)}
.hero .container{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;justify-content:center;color:#fff}
.hero .en-tag{display:inline-block;align-self:flex-start;font-size:13px;letter-spacing:4px;border:1px solid rgba(255,255,255,.4);padding:5px 16px;margin-bottom:22px;color:rgba(255,255,255,.85)}
.hero h1{font-size:44px;font-weight:700;letter-spacing:2px;margin-bottom:18px;line-height:1.35}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero p{font-size:17px;color:rgba(255,255,255,.82);max-width:640px;line-height:1.9;margin-bottom:32px}
.hero .btn{display:inline-block;align-self:flex-start;padding:13px 42px;background:var(--blue);color:#fff;font-size:16px;letter-spacing:2px;border-radius:3px;transition:.25s}
.hero .btn:hover{background:var(--gold);color:#fff}

/* ===== 板块标题 ===== */
.section{padding:64px 0}
.section-gray{background:var(--bg)}
.sec-title{text-align:center;margin-bottom:44px}
.sec-title .en{font-size:13px;letter-spacing:5px;color:#9db6cf;text-transform:uppercase;display:block;margin-bottom:6px}
.sec-title h2{font-size:30px;color:var(--blue-xd);letter-spacing:2px}
.sec-title .line{width:44px;height:3px;background:var(--blue);margin:14px auto 0;position:relative}
.sec-title .line::after{content:'';position:absolute;left:58px;top:0;width:10px;height:3px;background:var(--gold)}

/* ===== 首页关于 ===== */
.home-about{display:flex;gap:50px;align-items:stretch}
.home-about .text{flex:1}
.home-about .text .t{font-size:22px;color:var(--blue-xd);font-weight:700;margin-bottom:14px;position:relative;padding-left:14px}
.home-about .text .t::before{content:'';position:absolute;left:0;top:6px;bottom:6px;width:4px;background:var(--blue)}
.home-about .text p{font-size:15px;color:var(--gray);line-height:2;text-align:justify;margin-bottom:18px}
.home-about .text .more{display:inline-block;color:var(--blue);font-size:14px;border:1px solid var(--blue);padding:8px 26px;border-radius:3px;transition:.2s}
.home-about .text .more:hover{background:var(--blue);color:#fff}
.home-stats{flex:0 0 300px;display:flex;flex-direction:column;gap:16px}
.stat-card{flex:1;background:var(--blue-l);border-left:4px solid var(--blue);padding:20px 24px;display:flex;flex-direction:column;justify-content:center}
.stat-card .num{font-size:30px;font-weight:700;color:var(--blue);font-family:Georgia,serif}
.stat-card .num i{font-style:normal;font-size:16px;color:var(--gold)}
.stat-card .lab{font-size:13px;color:var(--gray)}

/* ===== 产品卡片（实例展示风） ===== */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.prod-card{background:#fff;border:1px solid var(--border);transition:.25s;display:flex;flex-direction:column}
.prod-card:hover{box-shadow:0 10px 30px rgba(2,50,94,.12);transform:translateY(-5px);border-color:transparent}
.prod-card .p-img{height:210px;overflow:hidden;background:linear-gradient(135deg,var(--blue-l),#dce9f5);display:flex;align-items:center;justify-content:center}
.prod-card .p-img img{width:100%;height:100%;object-fit:cover;transition:.35s}
.prod-card:hover .p-img img{transform:scale(1.06)}
.prod-card .p-img .ph{font-size:44px;color:#b8cde2}
.prod-card .p-body{padding:20px 22px 22px;flex:1;display:flex;flex-direction:column}
.prod-card .p-body h3{font-size:17px;color:var(--blue-xd);margin-bottom:10px;line-height:1.5}
.prod-card .p-body p{font-size:13px;color:var(--gray-l);line-height:1.8;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.prod-card .p-more{margin-top:14px;font-size:13px;color:var(--blue);display:inline-flex;align-items:center;gap:6px}
.prod-card .p-more:hover{color:var(--gold)}
.prod-card .p-more .arr{transition:transform .2s}
.prod-card:hover .p-more .arr{transform:translateX(4px)}

/* ===== 新闻 ===== */
.news-list{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--border)}
.news-item{display:flex;gap:22px;padding:22px 8px;border-bottom:1px solid var(--border);transition:.2s}
.news-item:hover{background:var(--blue-l)}
.news-item .date{flex:0 0 76px;text-align:center;background:#fff;border:1px solid var(--border);border-radius:4px;overflow:hidden}
.news-item .date .day{font-size:28px;font-weight:700;color:var(--blue);font-family:Georgia,serif;line-height:1.2;padding-top:8px}
.news-item .date .month{font-size:11px;color:#fff;background:var(--blue);padding:3px 0;margin-top:6px}
.news-item .content{flex:1;min-width:0}
.news-item .content h3{font-size:17px;margin-bottom:6px;line-height:1.5}
.news-item .content h3 a{color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:block}
.news-item .content h3 a:hover{color:var(--blue)}
.news-item .content p{font-size:13px;color:var(--gray-l);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ===== 产品与服务三卡片 ===== */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.svc-card{background:#fff;padding:36px 30px 32px;text-align:center;border-top:3px solid var(--blue);box-shadow:0 0 0 1px var(--border);transition:.25s}
.svc-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(2,50,94,.12)}
.svc-card .ico{width:76px;height:76px;margin:0 auto 20px;border-radius:50%;background:var(--blue-l);display:flex;align-items:center;justify-content:center;font-size:32px;color:var(--blue)}
.svc-card:hover .ico{background:var(--blue);color:#fff}
.svc-card h3{font-size:19px;color:var(--blue-xd);margin-bottom:12px;letter-spacing:1px}
.svc-card .en{font-size:11px;letter-spacing:3px;color:#9db6cf;text-transform:uppercase;display:block;margin-bottom:14px}
.svc-card p{font-size:13px;color:var(--gray-l);line-height:1.9;text-align:justify;height:117px;overflow:hidden}
.svc-card .more{display:inline-block;margin-top:16px;color:var(--blue);font-size:13px}
.svc-card .more:hover{color:var(--gold)}

/* ===== 内页 Banner ===== */
.page-banner{height:230px;background:linear-gradient(120deg,rgba(2,44,84,.85) 0%,rgba(0,71,134,.68) 60%,rgba(10,108,184,.45) 100%),url('/uploads/images/2026/08/14157306-32bf-4c9a-81b6-7cfafef1771f.jpg') center center/cover no-repeat;position:relative;display:flex;align-items:center;color:#fff;overflow:hidden}
.page-banner::before{content:'';position:absolute;inset:0;background:repeating-linear-gradient(115deg,rgba(255,255,255,.04) 0 2px,transparent 2px 90px)}
.page-banner .container{position:relative;z-index:1}
.page-banner h1{font-size:32px;letter-spacing:2px;margin-bottom:4px}
.page-banner .sub{font-size:13px;letter-spacing:4px;color:rgba(255,255,255,.6);text-transform:uppercase}
.page-banner .crumb{position:absolute;right:20px;bottom:18px;font-size:12px;color:rgba(255,255,255,.75);z-index:1}
.page-banner .crumb a{color:rgba(255,255,255,.75)}
.page-banner .crumb a:hover{color:#fff}

/* ===== 面包屑 ===== */
.breadcrumb{padding:16px 0;font-size:13px;color:var(--gray-l);border-bottom:1px solid var(--border)}
.breadcrumb a{color:var(--gray-l)}
.breadcrumb a:hover{color:var(--blue)}
.breadcrumb span{margin:0 6px}

/* ===== 内容布局 ===== */
.content-layout{display:flex;gap:34px;padding:44px 0 60px}
.content-main{flex:1;min-width:0}
.content-main h1.page-title{font-size:26px;color:var(--blue-xd);margin-bottom:18px;line-height:1.4}
.article-meta{font-size:13px;color:var(--gray-l);margin-bottom:22px;padding-bottom:14px;border-bottom:1px solid var(--border)}
.article-body{font-size:15px;line-height:2.1;color:var(--text)}
.article-body p{margin-bottom:18px;text-align:justify}
.article-body img{margin:18px auto;border-radius:4px}
.article-body h2{font-size:20px;color:var(--blue-xd);margin:28px 0 14px;padding-left:12px;border-left:4px solid var(--blue)}
.article-body h3{font-size:17px;color:var(--blue-xd);margin:22px 0 10px}
.article-body ul,.article-body ol{margin:0 0 18px 6px}
.article-body li{list-style:none;position:relative;padding-left:18px;margin-bottom:8px}
.article-body li::before{content:'';position:absolute;left:0;top:11px;width:6px;height:6px;background:var(--gold)}

/* ===== 侧栏 ===== */
.content-sidebar{flex:0 0 262px}
.sidebar-block{background:#fff;border:1px solid var(--border);margin-bottom:22px}
.sidebar-block .head{background:var(--blue);color:#fff;font-size:16px;padding:12px 18px;letter-spacing:1px;position:relative}
.sidebar-block .head::after{content:'';position:absolute;right:12px;top:50%;transform:translateY(-50%);width:6px;height:6px;background:var(--gold)}
.sidebar-block .body{padding:8px 18px}
.sidebar-block .body li{padding:10px 0;border-bottom:1px dashed var(--border);font-size:14px}
.sidebar-block .body li:last-child{border-bottom:none}
.sidebar-block .body li a{color:var(--gray);display:block}
.sidebar-block .body li a:hover{color:var(--blue)}
.sidebar-block .body p{font-size:13px;color:var(--gray);line-height:2;padding:4px 0}

/* ===== 联系页 ===== */
.contact-info{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;padding:44px 0 20px}
.contact-card{background:#fff;border:1px solid var(--border);padding:30px 28px;display:flex;gap:18px;align-items:flex-start;transition:.2s}
.contact-card:hover{box-shadow:0 8px 24px rgba(2,50,94,.1)}
.contact-card .icon{flex:0 0 56px;width:56px;height:56px;background:var(--blue-l);border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--blue)}
.contact-card .text h4{font-size:13px;color:var(--gray-l);margin-bottom:5px;letter-spacing:1px}
.contact-card .text p{font-size:17px;color:var(--blue-xd);font-weight:600;line-height:1.5}

/* ===== 分页 ===== */
.pagination{text-align:center;padding:34px 0}
.pagination a,.pagination span{display:inline-block;min-width:38px;padding:8px 12px;margin:0 3px;border:1px solid var(--border);border-radius:3px;font-size:14px;color:var(--gray)}
.pagination a:hover{border-color:var(--blue);color:var(--blue)}
.pagination .active{background:var(--blue);color:#fff;border-color:var(--blue)}

/* ===== 页脚 ===== */
.site-footer{background:var(--blue-xd);color:#fff;padding-top:48px;margin-top:20px}
.footer-main{display:flex;gap:50px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-col{flex:1}
.footer-col.col-wide{flex:1.5}
.footer-col h4{font-size:16px;margin-bottom:18px;color:#fff;letter-spacing:1px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:'';position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--gold)}
.footer-col p,.footer-col li{font-size:13px;color:rgba(255,255,255,.66);line-height:2.1}
.footer-col a{color:rgba(255,255,255,.66)}
.footer-col a:hover{color:#fff}
.footer-col li{display:flex;gap:10px}
.footer-col li .fi{color:var(--gold)}
.footer-bottom{padding:16px 0;text-align:center;font-size:12px;color:rgba(255,255,255,.4)}

/* ===== 手机底部导航 ===== */
.m-dock{display:none;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--border);z-index:1000}
.m-dock ul{display:flex}
.m-dock li{flex:1;text-align:center}
.m-dock a{display:block;padding:7px 0;font-size:11px;color:var(--gray)}
.m-dock .icon{font-size:20px;display:block;margin-bottom:2px}
.m-dock .tel a,.m-dock .tel .icon{color:var(--blue)}

/* SVG 图标对齐 */
.fi svg,.icon svg,.ico svg,.contact-card .icon svg{display:block}

/* ===== 首页底部 CTA（深蓝联系条 + 微信二维码卡片） ===== */
.contact-cta{background:linear-gradient(135deg,#02325e 0%,#005bab 100%);color:#fff;padding:56px 0;position:relative;overflow:hidden}
.contact-cta::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 20% 30%,rgba(240,165,0,.18) 0%,transparent 50%),radial-gradient(circle at 80% 70%,rgba(255,255,255,.08) 0%,transparent 50%);pointer-events:none}
.contact-cta__inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:48px;text-align:left;position:relative;z-index:1}
.contact-cta__info{flex:1 1 380px;min-width:280px}
.contact-cta__eyebrow{display:inline-block;font-size:12px;letter-spacing:5px;opacity:.7;margin-bottom:12px;padding:3px 12px;border:1px solid rgba(255,255,255,.3);border-radius:2px}
.contact-cta__title{font-size:28px;font-weight:700;line-height:1.3;margin-bottom:14px;letter-spacing:1px}
.contact-cta__phone{font-size:36px;font-weight:700;color:#f0a500;letter-spacing:1px;font-family:Georgia,serif;line-height:1.2;margin-bottom:8px}
.contact-cta__hotline{font-size:14px;opacity:.78;letter-spacing:1px}
.contact-cta__card{flex:0 0 200px;background:#fff;color:#1a1a1a;border-radius:12px;overflow:hidden;box-shadow:0 16px 40px rgba(0,0,0,.18);transform:rotate(-1deg);transition:transform .3s}
.contact-cta__card:hover{transform:rotate(0deg) translateY(-4px)}
.contact-cta__card-head{background:linear-gradient(135deg,#07c160 0%,#05a14e 100%);color:#fff;padding:8px 14px;display:flex;align-items:center;gap:7px;font-size:13px;font-weight:600;letter-spacing:1px}
.contact-cta__wechat-icon{width:22px;height:22px;background:rgba(255,255,255,.18);border-radius:50%;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-cta__qr{background:#fff;padding:12px 14px 8px;display:flex;justify-content:center}
.contact-cta__qr img{width:100%;max-width:150px;height:auto;display:block}
.contact-cta__qr-tip{text-align:center;font-size:11px;color:#666;padding:0 14px 8px;letter-spacing:1px;border-bottom:1px dashed #e3e8ee}
.contact-cta__qr-list{display:flex;justify-content:center;padding:8px 14px 10px;background:#f7f8fa}
.contact-cta__qr-list .qr-item{font-size:12px;color:#333;display:flex;align-items:center;gap:5px;font-weight:500}
.contact-cta__qr-list .qr-item i{display:inline-block;width:8px;height:8px;border-radius:50%;background:#07c160;box-shadow:0 0 0 3px rgba(7,193,96,.18)}
@media(max-width:768px){
  .contact-cta{padding:36px 0}
  .contact-cta__inner{gap:28px}
  .contact-cta__title{font-size:22px}
  .contact-cta__phone{font-size:28px}
  .contact-cta__card{flex:0 0 180px}
  .contact-cta__qr img{max-width:130px}
}

/* ===== 响应式 ===== */
@media(max-width:960px){
  .topbar{display:none}
  .nav-bar{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:66px}
  .header-contact{display:none}
  .logo img{height:28px}
  .logo .logo-mark{width:40px;height:40px;font-size:19px}
  .logo .logo-text .cn{font-size:19px}
  .hero{height:400px}
  .hero h1{font-size:28px}
  .hero p{font-size:14px}
  .product-grid,.svc-grid{grid-template-columns:repeat(2,1fr)}
  .home-about{flex-direction:column}
  .home-stats{flex:0 0 auto;flex-direction:row}
  .stat-card{padding:14px 18px}
  .stat-card .num{font-size:22px}
  .content-layout{flex-direction:column}
  .content-sidebar{flex:0 0 auto;order:-1}
  .footer-main{flex-direction:column;gap:24px}
  .contact-info{grid-template-columns:1fr}
}
@media(max-width:600px){
  .hero{height:340px}
  .hero h1{font-size:22px;letter-spacing:1px}
  .hero .en-tag{font-size:11px;letter-spacing:2px;padding:4px 12px;margin-bottom:14px}
  .hero .btn{padding:11px 30px;font-size:14px}
  .section{padding:40px 0}
  .sec-title h2{font-size:23px}
  .product-grid,.svc-grid{grid-template-columns:1fr}
  .svc-card p{height:auto}
  .home-stats{flex-direction:column}
  .page-banner{height:170px}
  .page-banner h1{font-size:23px}
  .news-item{flex-direction:column;gap:12px}
  .news-item .date{flex:0 0 auto;display:flex;align-items:center;gap:10px;justify-content:center;padding:4px}
  .news-item .date .day{font-size:20px;padding-top:0}
  .news-item .date .month{margin-top:0;padding:2px 8px}
  .m-dock{display:block}
  body{padding-bottom:54px}
}