*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Microsoft YaHei",Tahoma,Arial,sans-serif;color:#444;background:#fff;font-size:14px;line-height:1.6;-webkit-text-size-adjust:100%}
ul,ol,li{list-style:none}
a{color:inherit;text-decoration:none;cursor:pointer}
img{max-width:100%;display:block;border:0;vertical-align:middle}
input,textarea,select,button{font-family:inherit;font-size:100%;outline:none;border:none;background:none}
button{cursor:pointer}
.wrap{max-width:1400px;margin:0 auto;padding:0 20px}
.clearfix::after{content:"";display:block;clear:both}
.img-fallback{display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;border-radius:4px}

/* ---------- topbox: lotbox + menubox ---------- */
.topbox{position:fixed;left:0;top:0;width:100%;z-index:1000;background:#1d60ad;transition:box-shadow .3s}
.lotbox{height:36px;line-height:36px;background:#195a9c;color:#cfe0f3;font-size:13px}
.lotbox .wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap}
.lot-wel{display:flex;align-items:center;gap:18px}
.lot-wel span{white-space:nowrap}
.lot-contact{display:flex;align-items:center;gap:18px}
.lot-contact a{white-space:nowrap}
.lot-contact a:hover{color:#57ff7e}
.menubox{height:80px}
.menubox .wrap{display:flex;align-items:center;height:80px}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-ico{width:46px;height:46px;flex-shrink:0}
.logo-txt{display:flex;flex-direction:column;line-height:1.15}
.logo-txt b{font-size:22px;font-weight:bold;color:#fff;letter-spacing:1px}
.logo-txt i{font-size:12px;color:#9fc6ee;font-style:normal;letter-spacing:2px;margin-top:3px}
.nav{flex:1;display:flex;justify-content:flex-end;align-items:center;flex-wrap:wrap}
.nav>li{position:relative;margin:0 4px}
.nav>li>a{display:block;height:80px;line-height:80px;padding:0 18px;font-size:17px;color:#fff;position:relative;transition:color .3s}
.nav>li>a:hover,.nav>li>a.cur{color:#57ff7e}
.nav>li>a.cur::after,.nav>li>a:hover::after{content:"";position:absolute;left:18px;right:18px;bottom:0;height:3px;background:#57ff7e}
.nav .sub{display:none;position:absolute;left:50%;transform:translateX(-50%);top:80px;min-width:160px;background:rgba(8,71,148,.92);backdrop-filter:blur(6px);padding:10px 0;z-index:50}
.nav>li:hover .sub{display:block;animation:navDown .3s ease both}
@keyframes navDown{from{opacity:0;transform:translateX(-50%) translateY(-8px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}
.nav .sub a{display:block;padding:10px 22px;font-size:14px;color:#fff;white-space:nowrap;transition:all .3s}
.nav .sub a:hover{background:#1d60ad;color:#57ff7e}
.tel-pill{display:flex;align-items:center;gap:10px;margin-left:22px;padding:0 4px}
.tel-pill .tel-ico{width:30px;height:30px;border-radius:50%;background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;color:#57ff7e;font-size:16px}
.tel-pill .tel-txt{display:flex;flex-direction:column;line-height:1.1}
.tel-pill .tel-txt small{font-size:11px;color:#9fc6ee}
.tel-pill .tel-txt strong{font-size:19px;color:#57ff7e;font-weight:bold;letter-spacing:.5px}
.m-btn{display:none;width:34px;height:34px;margin-left:14px;flex-direction:column;justify-content:center;gap:6px;cursor:pointer}
.m-btn span{display:block;height:3px;background:#fff;border-radius:2px;transition:.3s}
.body-pad{padding-top:116px}
@media(max-width:992px){
  .nav{position:fixed;left:0;top:0;bottom:0;width:78%;max-width:320px;background:#1d60ad;flex-direction:column;align-items:stretch;justify-content:flex-start;padding:70px 0 20px;transform:translateX(-100%);transition:transform .3s;z-index:1200;overflow-y:auto}
  .nav.open{transform:translateX(0)}
  .nav>li{margin:0;width:100%}
  .nav>li>a{height:52px;line-height:52px;font-size:16px;padding:0 24px;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav>li>a.cur::after,.nav>li>a:hover::after{display:none}
  .nav .sub{position:static;transform:none;display:none;background:rgba(0,0,0,.18);min-width:0;padding:0}
  .nav>li.open .sub{display:block}
  .nav .sub a{padding:11px 40px;font-size:14px}
  .nav>li.open>a{color:#57ff7e}
  .tel-pill{display:none}
  .m-btn{display:flex}
  .body-pad{padding-top:80px}
  .lotbox{display:none}
}

/* ---------- banner ---------- */
.banner-sec{position:relative}
.banner{position:relative;width:100%;overflow:hidden}
.banner-stage{position:relative;width:100%;overflow:hidden}
.banner-slide{position:absolute;inset:0;opacity:0;transition:opacity .8s ease}
.banner-slide.on{opacity:1;position:relative}
.banner-pic{width:100%;height:600px;overflow:hidden;position:relative}
.banner-pic img{width:100%;height:100%;object-fit:cover}
.banner-pic::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,40,80,.55),rgba(10,40,80,.25) 50%,rgba(10,40,80,.45))}
.banner-words{position:absolute;left:0;top:50%;transform:translateY(-50%);width:100%;text-align:center;z-index:3;padding:0 20px}
.banner-words h4{font-size:44px;color:#fff;font-weight:bold;letter-spacing:2px;text-shadow:0 2px 12px rgba(0,0,0,.35)}
.banner-words h5{margin-top:22px;font-size:18px}
.banner-words h5 span{display:inline-block;border:1px solid rgba(255,255,255,.85);color:#fff;padding:6px 26px;border-radius:30px;margin:0 8px;font-size:15px}
.banner-dots{position:absolute;left:0;bottom:24px;width:100%;text-align:center;z-index:4}
.banner-dots span{display:inline-block;width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.55);margin:0 7px;cursor:pointer;vertical-align:middle;transition:.3s}
.banner-dots span.on{background:#2fc16e;width:28px;border-radius:6px}
.banner-arr{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:62px;background:rgba(0,0,0,.28);z-index:4;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#fff;font-size:26px;transition:background .3s}
.banner-arr:hover{background:rgba(0,129,204,.9)}
.banner-arr.prev{left:18px}
.banner-arr.next{right:18px}
@media(max-width:768px){
  .banner-pic{height:340px}
  .banner-words h4{font-size:24px;letter-spacing:1px}
  .banner-words h5 span{padding:5px 14px;margin:4px;font-size:12px}
  .banner-arr{display:none}
}

/* ---------- section title ---------- */
.sec-hd{text-align:center;padding:60px 0 30px}
.sec-hd h3{font-size:32px;color:#111;font-weight:bold;letter-spacing:1px}
.sec-hd .sec-en{display:block;font-size:15px;color:#888;letter-spacing:3px;margin-top:8px;text-transform:uppercase}
.sec-hd .sec-line{width:60px;height:3px;background:#2fc16e;margin:18px auto 0}

/* ---------- 产品中心 indpro ---------- */
.indpro{background:#f5f5f5;padding-bottom:70px}
.indpro-menu{text-align:center;margin:6px 0 40px;font-size:0}
.indpro-menu a{display:inline-block;padding:0 22px;position:relative}
.indpro-menu a span{display:inline-block;font-size:18px;color:#444;font-weight:bold;padding-bottom:8px;position:relative;transition:color .3s}
.indpro-menu a::after{content:"";position:absolute;left:22px;right:22px;bottom:0;height:2px;background:#1d60ad;transform:scaleX(0);transition:transform .3s}
.indpro-menu a:hover span,.indpro-menu a.on span{color:#1d60ad}
.indpro-menu a:hover::after,.indpro-menu a.on::after{transform:scaleX(1)}
.indpro-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.indpro-link{position:relative;display:block;background:#fff;box-shadow:0 2px 12px 2px rgba(29,32,136,.08);overflow:hidden}
.indpro-link .pic{width:100%;padding-top:66%;position:relative;overflow:hidden}
.indpro-link .pic img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.indpro-link .ov{position:absolute;inset:0;background:rgba(30,112,196,.82);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;color:#fff;padding:20px;opacity:0;transform:scale(.85);transition:.4s}
.indpro-link .ov h2{font-size:18px;font-weight:bold;margin-bottom:10px}
.indpro-link .ov p{font-size:14px;line-height:1.7;opacity:.95}
.indpro-link:hover .ov{opacity:1;transform:scale(1)}
.indpro-link:hover .pic img{transform:scale(1.08)}
.indpro-cap{padding:14px 18px;background:#f5f5f5;display:flex;justify-content:space-between;align-items:center}
.indpro-cap h6{font-size:16px;color:#333;font-weight:bold}
.indpro-cap i{font-size:18px;color:#2fc16e;font-style:normal}
.indpro-more{text-align:center;margin-top:38px}
.btn-more{display:inline-block;padding:11px 38px;border:1.5px solid #2fc16e;color:#2fc16e;border-radius:30px;font-size:14px;transition:.3s}
.btn-more:hover{background:#2fc16e;color:#fff}
@media(max-width:992px){.indpro-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.indpro-grid{grid-template-columns:1fr}.indpro-menu a{padding:0 12px}.indpro-menu a span{font-size:15px}}

/* ---------- 关于我们 pinpai ---------- */
.pinpai{position:relative;color:#fff;text-align:center;padding:80px 0;background:linear-gradient(rgba(8,40,80,.86),rgba(8,40,80,.9)),url("https://images.unsplash.com/photo-1535732759880-bbd5c7265e3f?w=1600&h=900&fit=crop&auto=format&q=80") center/cover fixed}
.pinpai h3{font-size:30px;font-weight:bold;letter-spacing:2px}
.pinpai .pinpai-en{font-size:15px;color:#bcd6ee;letter-spacing:4px;margin-top:10px;text-transform:uppercase}
.pinpai .pinpai-line{width:60px;height:3px;background:#2fc16e;margin:18px auto 28px}
.pinpai .pinpai-txt{max-width:900px;margin:0 auto;font-size:16px;line-height:2;color:#eaf2fb}
.pinpai-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:1000px;margin:46px auto 0}
.pinpai-stats li{border-right:1px dashed rgba(255,255,255,.25);padding:10px 0}
.pinpai-stats li:last-child{border-right:0}
.pinpai-stats b{display:block;font-size:44px;font-family:Impact,Arial,sans-serif;color:#fff;line-height:1.1}
.pinpai-stats span{display:block;font-size:15px;color:#cfe0f3;margin-top:8px}
@media(max-width:768px){.pinpai{padding:50px 0;background-attachment:scroll}.pinpai h3{font-size:22px}.pinpai-stats{grid-template-columns:repeat(2,1fr);gap:30px 10px}.pinpai-stats b{font-size:32px}}

/* ---------- 优势 adv ---------- */
.adv-sec{padding:70px 0;background:#fff}
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.adv-item{text-align:center;padding:34px 22px;border:1px solid #eee;transition:.3s}
.adv-item:hover{border-color:#2fc16e;box-shadow:0 8px 24px rgba(47,193,110,.12);transform:translateY(-4px)}
.adv-ico{width:70px;height:70px;border-radius:50%;background:#eaf7ef;color:#2fc16e;display:flex;align-items:center;justify-content:center;margin:0 auto 18px;font-size:30px}
.adv-item h4{font-size:18px;color:#333;font-weight:bold;margin-bottom:10px}
.adv-item p{font-size:13.5px;color:#777;line-height:1.8}
@media(max-width:992px){.adv-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:500px){.adv-grid{grid-template-columns:1fr}}

/* ---------- 工程案例 case ---------- */
.case-sec{padding:70px 0;background:#f7f9fc}
.case-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:22px}
.case-card{background:#fff;border-radius:4px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.05);grid-column:span 3;transition:.3s}
.case-card.big{grid-column:span 6}
.case-card .pic{width:100%;padding-top:62%;position:relative;overflow:hidden}
.case-card.big .pic{padding-top:50%}
.case-card .pic img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.case-card:hover .pic img{transform:scale(1.08)}
.case-card .cap{padding:16px 18px}
.case-card .cap h5{font-size:16px;color:#333;font-weight:bold;margin-bottom:6px}
.case-card .cap p{font-size:13px;color:#888;line-height:1.7}
@media(max-width:992px){.case-card,.case-card.big{grid-column:span 6}}
@media(max-width:600px){.case-card,.case-card.big{grid-column:span 12}}

/* ---------- 新闻 news ---------- */
.news-sec{padding:70px 0;background:#fff}
.news-tabs{text-align:center;margin-bottom:38px}
.news-tabs a{display:inline-block;padding:6px 26px;margin:0 6px;font-size:16px;color:#888;border-radius:20px;transition:.3s}
.news-tabs a.on,.news-tabs a:hover{background:#2fc16e;color:#fff}
.news-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.news-feat{display:block;background:#f5f5f5;position:relative;overflow:hidden}
.news-feat .pic{width:100%;height:300px;overflow:hidden}
.news-feat .pic img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-feat:hover .pic img{transform:scale(1.07)}
.news-feat .body{padding:24px;position:relative}
.news-feat .date{position:absolute;right:24px;top:-32px;width:64px;height:64px;background:#2fc16e;color:#fff;text-align:center;padding:8px 0;border-radius:4px}
.news-feat .date b{display:block;font-size:24px;font-family:Impact,Arial,sans-serif;line-height:1}
.news-feat .date span{display:block;font-size:12px;margin-top:2px}
.news-feat h4{font-size:18px;color:#333;font-weight:bold;margin-bottom:10px;padding-right:74px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.news-feat p{font-size:13.5px;color:#888;line-height:1.8}
.news-list-side{display:flex;flex-direction:column;gap:14px}
.news-row{display:flex;gap:16px;background:#f5f5f5;padding:18px;align-items:center;transition:.3s}
.news-row:hover{background:#eef6f0}
.news-row .rt{flex:1;min-width:0}
.news-row .rt .meta{font-size:13px;color:#2fc16e;margin-bottom:6px}
.news-row .rt h5{font-size:16px;color:#333;font-weight:bold;margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.news-row .rt p{font-size:13px;color:#888;line-height:1.6}
.news-row .rp{width:120px;height:84px;flex-shrink:0;overflow:hidden}
.news-row .rp img{width:100%;height:100%;object-fit:cover}
.news-more{text-align:center;margin-top:40px}
@media(max-width:992px){.news-wrap{grid-template-columns:1fr}.news-feat .pic{height:240px}}

/* ---------- 内页 banner + 面包屑 ---------- */
.n-banner{position:relative;width:100%;height:280px;overflow:hidden}
.n-banner img{width:100%;height:100%;object-fit:cover}
.n-banner::after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(8,40,80,.6),rgba(8,40,80,.72))}
.n-banner .n-txt{position:absolute;left:0;top:50%;transform:translateY(-50%);width:100%;text-align:center;z-index:2;color:#fff;padding:0 20px}
.n-banner .n-txt h1{font-size:34px;font-weight:bold;letter-spacing:2px}
.n-banner .n-txt i{display:block;font-size:15px;color:#bcd6ee;letter-spacing:3px;margin-top:10px;font-style:normal;text-transform:uppercase}
.crumb{background:#f5f5f5;border-bottom:1px solid #eee}
.crumb .wrap{display:flex;justify-content:space-between;align-items:center;height:56px;flex-wrap:wrap;gap:10px}
.crumb .crumb-l{display:flex;align-items:center;gap:12px}
.crumb .crumb-l h2{font-size:18px;color:#1d60ad;font-weight:bold}
.crumb .crumb-l i{color:#1d60ad;font-style:normal;letter-spacing:2px;font-size:13px}
.crumb .crumb-path{font-size:13px;color:#888}
.crumb .crumb-path a:hover{color:#2fc16e}
.crumb .crumb-path span.cur{color:#444}
@media(max-width:768px){.n-banner{height:200px}.n-banner .n-txt h1{font-size:24px}.n-banner .n-txt i{font-size:12px}}

/* ---------- 通用页主体 ---------- */
.page-body{padding:50px 0 70px}
.bar-title{position:relative;padding-left:16px;margin-bottom:24px}
.bar-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;background:#2fc16e;border-radius:2px}
.bar-title h3{font-size:22px;color:#333;font-weight:bold;line-height:1.4}
.bar-title .bar-en{display:block;font-size:13px;color:#999;letter-spacing:2px;margin-top:3px;text-transform:uppercase}

/* ---------- 产品/新闻列表卡片 ---------- */
.cat-bar{margin-bottom:30px;text-align:center}
.cat-bar a{display:inline-block;padding:7px 22px;margin:5px;border:1px solid #e0e0e0;border-radius:20px;font-size:14px;color:#666;transition:.3s}
.cat-bar a.on,.cat-bar a:hover{background:#2fc16e;color:#fff;border-color:#2fc16e}
.list-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:992px){.list-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.list-grid{grid-template-columns:1fr}}

/* 新闻列表项 */
.nl-item{display:flex;gap:20px;background:#fff;border:1px solid #eee;padding:18px;margin-bottom:18px;transition:.3s}
.nl-item:hover{border-color:#2fc16e;box-shadow:0 6px 18px rgba(0,0,0,.06)}
.nl-item .nl-pic{width:240px;flex-shrink:0;overflow:hidden}
.nl-item .nl-pic img{width:100%;height:150px;object-fit:cover;transition:transform .5s}
.nl-item:hover .nl-pic img{transform:scale(1.06)}
.nl-item .nl-body{flex:1;min-width:0}
.nl-item .nl-meta{font-size:13px;color:#2fc16e;margin-bottom:8px}
.nl-item .nl-meta .nl-cat{display:inline-block}
.nl-item .nl-meta .nl-date{color:#999;margin-left:10px}
.nl-item .nl-body h3{font-size:17px;color:#333;font-weight:bold;margin-bottom:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nl-item .nl-body p{font-size:13.5px;color:#888;line-height:1.8}
.nl-item .nl-more{display:inline-block;margin-top:10px;font-size:13px;color:#1d60ad}
@media(max-width:600px){.nl-item{flex-direction:column}.nl-item .nl-pic{width:100%}.nl-item .nl-pic img{height:180px}}

/* 分页 */
.pager{text-align:center;margin-top:30px}
.pager a,.pager span{display:inline-block;min-width:38px;height:38px;line-height:36px;padding:0 10px;margin:0 3px;border:1px solid #e0e0e0;color:#666;font-size:14px;border-radius:4px}
.pager span.hover,.pager a:hover{background:#2fc16e;color:#fff;border-color:#2fc16e}

/* ---------- 产品详情 ---------- */
.pd-top{display:flex;gap:36px;background:#fff;padding:30px;margin-bottom:30px;border:1px solid #eee;flex-wrap:wrap}
.pd-top .pd-img{flex:0 0 44%}
.pd-top .pd-img img{width:100%;height:auto;border:1px solid #f0f0f0}
.pd-top .pd-info{flex:1;min-width:260px}
.pd-cat{display:inline-block;background:#eaf7ef;color:#2fc16e;font-size:12px;padding:4px 14px;border-radius:14px;margin-bottom:14px}
.pd-info h1{font-size:24px;color:#222;font-weight:bold;margin-bottom:14px;line-height:1.4}
.pd-info .pd-brief{font-size:14px;color:#777;line-height:1.9;margin-bottom:20px}
.pd-params{width:100%;border-collapse:collapse;margin-bottom:20px;font-size:14px}
.pd-params th,.pd-params td{border:1px solid #eee;padding:10px 14px;text-align:left}
.pd-params th{background:#f7f9fc;color:#555;width:170px;font-weight:normal}
.pd-params td{color:#333}
.pd-quote{display:inline-block;background:#2fc16e;color:#fff;padding:11px 32px;border-radius:4px;font-size:14px;transition:.3s}
.pd-quote:hover{background:#279b5b}
.pd-block{background:#fff;border:1px solid #eee;padding:28px 30px;margin-bottom:24px}
.pd-block h3{font-size:17px;color:#1d60ad;font-weight:bold;margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid #eee}
.pd-block .pd-p{font-size:14px;color:#666;line-height:2;text-indent:2em;margin-bottom:12px}
.pd-feat{display:grid;grid-template-columns:1fr 1fr;gap:14px 28px}
.pd-feat li{font-size:14px;color:#444;padding-left:26px;position:relative;line-height:1.8}
.pd-feat li::before{content:"\2714";position:absolute;left:0;top:0;color:#2fc16e;font-size:15px}
.relate-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.relate-grid a{display:block}
.relate-grid .pic{width:100%;padding-top:72%;position:relative;overflow:hidden}
.relate-grid .pic img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.relate-grid a:hover .pic img{transform:scale(1.07)}
.relate-grid h6{font-size:13.5px;color:#444;text-align:center;padding:10px 4px;background:#f7f9fc}
.relate-grid a:hover h6{color:#2fc16e}
.pagef{display:flex;justify-content:space-between;gap:14px;margin-top:30px;flex-wrap:wrap}
.pagef a{flex:1;min-width:220px;font-size:14px;color:#555;padding:12px 18px;background:#f5f5f5;border-radius:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pagef a:hover{color:#2fc16e}
@media(max-width:992px){.relate-grid{grid-template-columns:repeat(2,1fr)}.pd-feat{grid-template-columns:1fr}}
@media(max-width:600px){.pd-top{flex-direction:column}.pd-top .pd-img{flex:none}}

/* ---------- 新闻详情 ---------- */
.article{background:#fff;border:1px solid #eee;padding:40px 44px;max-width:1000px;margin:0 auto}
.article h1{font-size:24px;color:#222;font-weight:bold;text-align:center;line-height:1.5;margin-bottom:16px}
.a-meta{text-align:center;font-size:13px;color:#999;padding-bottom:18px;border-bottom:1px solid #eee;margin-bottom:24px}
.a-meta span{margin:0 12px}
.a-meta .a-cat{color:#2fc16e}
.a-content .a-p{font-size:15px;color:#444;line-height:2;text-indent:2em;margin-bottom:18px}
.article-fig{margin:22px 0;text-align:center}
.article-fig img{max-width:100%;height:auto;margin:0 auto;border:1px solid #f0f0f0}
.article-fig p{font-size:13px;color:#999;margin-top:8px}
.returnlist{display:inline-block;margin-top:20px;font-size:14px;color:#1d60ad;border-bottom:1px solid #1d60ad;padding-bottom:2px}
@media(max-width:768px){.article{padding:24px 18px}.article h1{font-size:20px}.a-content .a-p{font-size:14px}}

/* ---------- 关于页 ---------- */
.about-intro{display:flex;gap:40px;align-items:center;background:#fff;border:1px solid #eee;padding:36px;margin-bottom:30px;flex-wrap:wrap}
.about-intro .ai-img{flex:0 0 46%}
.about-intro .ai-img img{width:100%;height:auto}
.about-intro .ai-body{flex:1;min-width:260px}
.about-intro .ai-body p{font-size:14.5px;color:#666;line-height:2;margin-bottom:14px;text-indent:2em}
.timeline{background:#fff;border:1px solid #eee;padding:36px;margin-bottom:30px}
.timeline ul{position:relative;padding-left:24px}
.timeline ul::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:2px;background:#e0e0e0}
.timeline li{position:relative;padding:0 0 26px 24px}
.timeline li::before{content:"";position:absolute;left:-23px;top:4px;width:12px;height:12px;border-radius:50%;background:#2fc16e;border:2px solid #fff;box-shadow:0 0 0 2px #2fc16e}
.timeline li b{display:block;font-size:18px;color:#1d60ad;font-family:Impact,Arial,sans-serif;margin-bottom:4px}
.timeline li span{font-size:14px;color:#666;line-height:1.8}
.culture-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:30px}
.culture-card{background:#fff;border:1px solid #eee;padding:30px 26px;border-top:3px solid #2fc16e;text-align:center}
.culture-card h4{font-size:18px;color:#333;font-weight:bold;margin-bottom:12px}
.culture-card p{font-size:14px;color:#777;line-height:1.9}
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.team-card{text-align:center;background:#fff;border:1px solid #eee;padding:24px}
.team-card .tph{width:120px;height:120px;border-radius:50%;overflow:hidden;margin:0 auto 14px}
.team-card .tph img{width:100%;height:100%;object-fit:cover}
.team-card h4{font-size:17px;color:#333;font-weight:bold;margin-bottom:6px}
.team-card span{font-size:13px;color:#888}
@media(max-width:992px){.culture-grid{grid-template-columns:1fr}.team-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.about-intro{flex-direction:column}.team-grid{grid-template-columns:1fr}}

/* ---------- 联系页 ---------- */
.cinfo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:34px}
.cinfo-card{background:#fff;border:1px solid #eee;padding:30px 22px;text-align:center;border-top:3px solid transparent;transition:.3s}
.cinfo-card:hover{border-top-color:#2fc16e;box-shadow:0 8px 20px rgba(0,0,0,.06)}
.cinfo-ico{width:60px;height:60px;border-radius:50%;background:#eaf7ef;color:#2fc16e;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;font-size:26px}
.cinfo-card h4{font-size:16px;color:#333;font-weight:bold;margin-bottom:8px}
.cinfo-card p{font-size:14px;color:#666;line-height:1.7;word-break:break-all}
.cform{background:#fff;border:1px solid #eee;padding:36px}
.cform h3{font-size:20px;color:#1d60ad;font-weight:bold;margin-bottom:22px;padding-bottom:12px;border-bottom:1px solid #eee}
.mf-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.mf-grid .full{grid-column:span 2}
.mf-input,.mf-textarea{width:100%;border:1px solid #e0e0e0;padding:12px 14px;font-size:14px;border-radius:4px;transition:border .3s}
.mf-input:focus,.mf-textarea:focus{border-color:#2fc16e}
.mf-textarea{resize:vertical;min-height:130px}
.mf-label{display:block;font-size:14px;color:#555;margin-bottom:6px}
.mf-submit{display:inline-block;background:#2fc16e;color:#fff;padding:12px 40px;border-radius:4px;font-size:15px;transition:.3s;grid-column:span 2;justify-self:start}
.mf-submit:hover{background:#279b5b}
@media(max-width:992px){.cinfo-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.cinfo-grid{grid-template-columns:1fr}.mf-grid{grid-template-columns:1fr}.mf-grid .full,.mf-submit{grid-column:span 1}}

/* ---------- footer ---------- */
.footer{background:#282d30;color:#9c9e9f;padding-top:50px}
.foot-top{display:grid;grid-template-columns:2.2fr 1fr 1fr 1.6fr;gap:34px;padding-bottom:34px;border-bottom:1px solid #3c4148}
.foot-about .foot-logo{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot-about .foot-logo .logo-ico{filter:brightness(0) invert(1)}
.foot-about .foot-logo b{font-size:19px;color:#fff}
.foot-about p{font-size:13px;line-height:1.95;color:#9c9e9f}
.foot-col h4{font-size:15px;color:#fff;font-weight:bold;margin-bottom:16px;padding-left:12px;position:relative}
.foot-col h4::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:3px;background:#2fc16e}
.foot-col ul li{margin-bottom:10px}
.foot-col ul li a{font-size:13px;color:#9c9e9f;transition:.3s}
.foot-col ul li a:hover{color:#57ff7e;padding-left:4px}
.foot-contact p{font-size:13px;line-height:2;color:#9c9e9f}
.foot-contact .foot-tel{font-size:22px;color:#57ff7e;font-weight:bold;font-family:Impact,Arial,sans-serif;letter-spacing:1px;margin:6px 0 10px}
.foot-qr{display:flex;align-items:center;gap:14px;margin-top:14px}
.foot-qr img{width:110px;height:110px;background:#fff;padding:5px}
.foot-qr span{font-size:13px;color:#9c9e9f;line-height:1.7}
.foot-bottom{background:#21252a;padding:18px 0;text-align:center;font-size:13px;color:#7c7f86}
.foot-bottom a{color:#7c7f86}
.foot-bottom a:hover{color:#57ff7e}
.foot-bottom .beian-link{display:inline-block}
.foot-bottom span{margin:0 6px}
@media(max-width:992px){.foot-top{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.foot-top{grid-template-columns:1fr}}

/* ---------- 浮动条 + 返回顶 ---------- */
.toolbar{position:fixed;right:16px;bottom:80px;z-index:900;display:flex;flex-direction:column;gap:10px}
.toolbar a,.toolbar span{width:46px;height:46px;background:rgba(29,96,173,.85);color:#fff;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:20px;cursor:pointer;transition:.3s}
.toolbar a:hover,.toolbar span:hover{background:#2fc16e}
.toolbar .to-top{display:none}
@media(max-width:768px){.toolbar{display:none}}

/* fade in */
.fade-in{opacity:0;transform:translateY(30px);transition:opacity .8s,transform .8s}
.fade-in.in{opacity:1;transform:none}