@charset "utf-8";
/* ==========================================================================
   无锡市诚邦格栅板制造有限公司 — 主题样式
   主色：蓝（#1668DC）  风格：简洁大气
   ========================================================================== */

:root{
  --c1:#1668DC;
  --c1d:#0E4FB0;
  --c1l:#2E84F0;
  --c900:#0B2A5B;
  --c800:#0E3A7C;
  --c50:#F1F7FF;
  --c100:#DCEAFF;
  --ink:#16202E;
  --ink2:#4A5973;
  --ink3:#8391A6;
  --line:#E5EBF4;
  --bg2:#F6F9FE;
  --ok:#0E9F6E;
  --radius:10px;
  --wrap:1240px;
  --shadow:0 6px 24px rgba(16,52,110,.08);
  --shadow-lg:0 16px 44px rgba(16,52,110,.14);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;color:var(--ink);background:#fff;
  font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.8;
}
img{max-width:100%;height:auto;border:0;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:var(--c1)}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.35;color:var(--ink)}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
button,input,textarea,select{font-family:inherit;font-size:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--c1l);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.sec{padding:72px 0}
.sec--gray{background:var(--bg2)}
.sec--blue{background:linear-gradient(160deg,var(--c900) 0%,var(--c800) 55%,#123F87 100%);color:#fff}
.sec--blue h2,.sec--blue h3,.sec--blue h4{color:#fff}

/* ---------- 区块标题 ---------- */
.sec-head{text-align:center;margin-bottom:44px}
.sec-head .en{font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--c1);font-weight:600}
.sec-head h2{font-size:34px;margin:8px 0 10px;letter-spacing:-.01em}
.sec-head h2 em{font-style:normal;color:var(--c1)}
.sec-head p{color:var(--ink2);font-size:15px;margin:0}
.sec-head .bar{width:46px;height:3px;background:linear-gradient(90deg,var(--c1),var(--c1l));border-radius:2px;margin:16px auto 0}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:0 26px;height:46px;border-radius:6px;
  font-size:15px;font-weight:600;border:1px solid transparent;transition:.22s;white-space:nowrap}
.btn--main{background:var(--c1);color:#fff;box-shadow:0 8px 20px rgba(22,104,220,.26)}
.btn--main:hover{background:var(--c1d);color:#fff;transform:translateY(-2px)}
.btn--ghost{border-color:rgba(255,255,255,.5);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.14);color:#fff}
.btn--line{border-color:var(--line);color:var(--ink);background:#fff}
.btn--line:hover{border-color:var(--c1);color:var(--c1)}
.btn svg{width:16px;height:16px;fill:currentColor}

/* ---------- 顶部条 ---------- */
.topbar{background:var(--c900);color:#C7D8F2;font-size:13px;line-height:1}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;min-height:38px;gap:16px}
.topbar a{color:#C7D8F2}
.topbar a:hover{color:#fff}
.topbar .tl{display:flex;gap:22px;flex-wrap:wrap}
.topbar .tl i{font-style:normal;opacity:.75}
.topbar .tr{display:flex;align-items:center;gap:10px}
.topbar .tr b{color:#fff;font-size:15px;letter-spacing:.02em}

/* ---------- 头部 ---------- */
.header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s}
.header.is-stuck{box-shadow:0 4px 18px rgba(16,52,110,.09)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:78px}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.logo img{height:46px;width:auto}
.logo-txt{display:block;border-left:1px solid var(--line);padding-left:12px}
.logo-txt b{display:block;font-size:15px;line-height:1.25;color:var(--c900)}
.logo-txt i{display:block;font-style:normal;font-size:11px;letter-spacing:.06em;color:var(--ink3);margin-top:3px}

.nav{flex:1 1 auto;display:flex;justify-content:flex-end}
.nav>ul{display:flex;align-items:center;gap:2px}
.nav>ul>li{position:relative}
.nav>ul>li>a{display:block;padding:0 16px;line-height:78px;font-size:16px;font-weight:500;color:var(--ink);position:relative}
.nav>ul>li>a::after{content:"";position:absolute;left:16px;right:16px;bottom:20px;height:2px;border-radius:2px;
  background:var(--c1);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav>ul>li>a:hover::after,.nav>ul>li.active>a::after{transform:scaleX(1)}
.nav>ul>li.active>a{color:var(--c1);font-weight:600}
.nav .arrow{display:inline-block;width:0;height:0;margin-left:5px;vertical-align:2px;
  border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor;opacity:.45}

/* 下拉 */
.sub{position:absolute;left:50%;top:100%;transform:translate(-50%,8px);min-width:190px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:8px;
  opacity:0;visibility:hidden;transition:.22s;z-index:70}
.nav>ul>li:hover .sub,.nav>ul>li:focus-within .sub{opacity:1;visibility:visible;transform:translate(-50%,0)}
.sub a{display:block;padding:9px 14px;border-radius:6px;font-size:14.5px;color:var(--ink2);white-space:nowrap}
.sub a:hover{background:var(--c50);color:var(--c1)}
/* 子项较多时自动两列 */
.sub:has(a:nth-child(5)){display:grid;grid-template-columns:1fr 1fr;min-width:400px}
.sub--wide{min-width:520px;padding:14px;display:grid;grid-template-columns:1fr 1fr;gap:4px}

.head-cta{flex:0 0 auto}
.head-cta .btn{height:42px;padding:0 20px;font-size:14.5px}

/* 汉堡 */
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:8px;background:#fff;
  flex-direction:column;justify-content:center;align-items:center;gap:5px}
.burger span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.burger.on span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.on span:nth-child(2){opacity:0}
.burger.on span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 移动菜单 */
.mnav{display:none;position:fixed;left:0;right:0;top:0;bottom:0;z-index:90;background:rgba(9,26,55,.45)}
.mnav.on{display:block}
.mnav-panel{position:absolute;right:0;top:0;bottom:0;width:82%;max-width:340px;background:#fff;
  padding:18px 0 40px;overflow-y:auto;transform:translateX(100%);transition:transform .3s}
.mnav.on .mnav-panel{transform:none}
.mnav-head{display:flex;align-items:center;justify-content:space-between;padding:0 18px 14px;border-bottom:1px solid var(--line)}
.mnav-head b{font-size:16px}
.mnav-close{width:36px;height:36px;border:0;background:var(--bg2);border-radius:8px;font-size:20px;line-height:1;color:var(--ink2)}
.mnav-panel ul{padding:8px 0}
.mnav-panel li{border-bottom:1px solid var(--line)}
.mnav-panel li>a{display:block;padding:14px 18px;font-size:15.5px;font-weight:500}
.mnav-panel li>a.act{color:var(--c1)}
.mnav-panel .m-sub{background:var(--bg2)}
.mnav-panel .m-sub a{padding:11px 18px 11px 34px;font-size:14.5px;color:var(--ink2);font-weight:400}
.mnav-foot{padding:20px 18px 0}
.mnav-foot .tel{font-size:19px;font-weight:700;color:var(--c1);display:block;margin-bottom:12px}
.mnav-foot .btn{width:100%;justify-content:center}

/* ---------- 首页 Hero ---------- */
.hero{position:relative;background:linear-gradient(150deg,#0B2A5B 0%,#0E3A7C 48%,#12459A 100%);color:#fff;overflow:hidden}
.hero-slides{position:absolute;inset:0;z-index:1}
.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat;
  opacity:0;transition:opacity 1s ease}
.hero-slide.on{opacity:1}
.hero-scrim{position:absolute;inset:0;z-index:2;
  background:linear-gradient(94deg,rgba(6,22,50,.94) 0%,rgba(6,22,50,.86) 34%,rgba(6,22,50,.5) 58%,rgba(6,22,50,.12) 82%,rgba(6,22,50,0) 100%)}
.hero::before{content:"";position:absolute;inset:0;z-index:3;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;mask-image:linear-gradient(to bottom,#000 0%,rgba(0,0,0,.3) 74%,transparent 100%)}
.hero .wrap{position:relative;z-index:4;padding-top:76px;padding-bottom:66px}
.hero-txt{max-width:720px}
.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.06em;color:#A9C9F5;
  border:1px solid rgba(169,201,245,.34);border-radius:100px;padding:6px 15px;margin-bottom:22px}
.hero .eyebrow i{width:6px;height:6px;border-radius:50%;background:#4FD1A5;font-style:normal}
.hero h1{font-size:44px;line-height:1.24;color:#fff;letter-spacing:-.01em}
.hero h1 em{font-style:normal;display:block;font-size:26px;font-weight:600;color:#7FBBFF;margin-top:12px;letter-spacing:.01em}
.hero .lead{margin-top:18px;font-size:16.5px;color:#BFD4F0;max-width:620px}
.hero .acts{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-cap{display:flex;align-items:center;gap:12px;margin-top:34px;flex-wrap:wrap;min-height:34px}
.hero-cap .lbl{font-size:12.5px;color:#8FB0D8;letter-spacing:.04em}
.hero-cap a{font-size:14px;color:#DCE9FA;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  border-radius:8px;padding:8px 16px;transition:.2s;display:inline-flex;align-items:center;gap:8px;max-width:100%}
.hero-cap a:hover{background:rgba(255,255,255,.2);color:#fff}
.hero-cap a span{display:block;max-width:420px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hero-dots{position:absolute;left:0;right:0;bottom:20px;z-index:5;display:flex;justify-content:center;gap:9px}
.hero-dots button{width:28px;height:4px;border-radius:3px;border:0;padding:0;background:rgba(255,255,255,.3);transition:.25s}
.hero-dots button.on{background:#fff;width:40px}

/* Hero 底部数据条（浅蓝底 + 品牌蓝数字，高对比） */
.hero-stats{position:relative;z-index:3;background:linear-gradient(180deg,#E9F1FF 0%,#F7FAFF 62%,#FFFFFF 100%);
  border-bottom:1px solid var(--line);box-shadow:0 14px 32px rgba(11,42,91,.08)}
.hero-stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;padding:0}
.hero-stats .it{padding:28px 12px 26px;text-align:center;position:relative}
.hero-stats .it+.it::before{content:"";position:absolute;left:0;top:26%;bottom:26%;width:1px;background:var(--line)}
.hero-stats b{display:block;font-size:34px;font-weight:800;line-height:1.08;color:var(--c1);
  letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.hero-stats b em{font-style:normal;font-size:15px;font-weight:600;margin-left:3px;color:var(--ink3);letter-spacing:0}
.hero-stats span{display:block;margin-top:9px;font-size:13.5px;color:var(--ink2)}

/* ---------- 优势 ---------- */
.adv{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.adv .it{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;transition:.25s}
.adv .it:hover{border-color:var(--c100);box-shadow:var(--shadow);transform:translateY(-3px)}
.adv .ic{width:46px;height:46px;border-radius:9px;background:var(--c50);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.adv .ic svg{width:24px;height:24px;fill:var(--c1)}
.adv h3{font-size:17px;margin-bottom:8px}
.adv p{font-size:14.5px;color:var(--ink2);margin:0}

/* ---------- 产品卡片 ---------- */
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.25s}
.pcard:hover{border-color:var(--c100);box-shadow:var(--shadow);transform:translateY(-4px)}
.pcard .pic{display:block;aspect-ratio:4/3;overflow:hidden;background:var(--bg2)}
.pcard .pic img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.pcard:hover .pic img{transform:scale(1.06)}
.pcard .bd{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.pcard h3{font-size:17px;margin-bottom:6px}
.pcard h3 a{color:inherit}
.pcard .en{font-size:11.5px;letter-spacing:.1em;color:var(--ink3);text-transform:uppercase;margin-bottom:10px}
.pcard p{font-size:14px;color:var(--ink2);margin:0 0 14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pcard .mo{margin-top:auto;font-size:14px;font-weight:600;color:var(--c1);display:inline-flex;align-items:center;gap:6px}
.pcard .mo::after{content:"";width:14px;height:8px;background:currentColor;
  clip-path:polygon(0 40%,62% 40%,62% 0,100% 50%,62% 100%,62% 60%,0 60%)}

/* 大类卡片（产品中心首页） */
.cgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ccard{position:relative;display:block;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;background:var(--c900)}
.ccard img{width:100%;height:100%;object-fit:cover;transition:transform .55s}
.ccard:hover img{transform:scale(1.07)}
.ccard .mask{position:absolute;inset:0;background:linear-gradient(to top,rgba(6,22,48,.9) 0%,rgba(6,22,48,.42) 42%,rgba(6,22,48,.06) 100%)}
.ccard .bd{position:absolute;left:0;right:0;bottom:0;padding:22px 22px 20px;color:#fff}
.ccard .bd h3{color:#fff;font-size:19px;margin-bottom:4px}
.ccard .bd .en{font-size:11px;letter-spacing:.14em;color:#A6C4E8;text-transform:uppercase}
.ccard .bd p{font-size:13.5px;color:#CBDCF2;margin:8px 0 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ccard .cnt{position:absolute;top:16px;right:16px;background:rgba(255,255,255,.92);color:var(--c1);
  font-size:12.5px;font-weight:700;border-radius:100px;padding:4px 12px}

/* ---------- 关于我们（首页） ---------- */
.about2{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about2 .pic{border-radius:12px;overflow:hidden;box-shadow:var(--shadow-lg)}
.about2 .pic img{width:100%;aspect-ratio:4/3;object-fit:cover}
.about2 .sub{font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--c1);font-weight:600}
.about2 h2{font-size:32px;margin:10px 0 18px}
.about2 p{color:var(--ink2);font-size:15.5px}
.about2 .nums{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:26px 0 28px}
.about2 .nums .it{border-left:3px solid var(--c1);padding-left:14px}
.about2 .nums b{display:block;font-size:26px;color:var(--c900);letter-spacing:-.01em}
.about2 .nums b em{font-style:normal;font-size:14px;color:var(--c1);margin-left:2px}
.about2 .nums span{font-size:13.5px;color:var(--ink3)}
.about2 .list{margin:0 0 26px}
.about2 .list li{position:relative;padding-left:22px;margin-bottom:9px;color:var(--ink2);font-size:15px}
.about2 .list li::before{content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:2px;background:var(--c1l)}

/* ---------- 应用领域 ---------- */
.apps{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.apps .it{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:9px;
  padding:20px 12px;text-align:center;transition:.22s}
.apps .it:hover{background:rgba(255,255,255,.15)}
.apps .it svg{width:26px;height:26px;fill:#8FBEF5;margin-bottom:10px}
.apps .it span{font-size:14px;color:#E3EDFA}

/* ---------- 新闻 ---------- */
.ngrid{display:grid;grid-template-columns:1.15fr 1fr;gap:32px}
.nfeat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;display:flex;flex-direction:column}
.nfeat .dt{font-size:13px;color:var(--c1);font-weight:600;letter-spacing:.02em}
.nfeat h3{font-size:23px;margin:12px 0 14px;line-height:1.42}
.nfeat p{color:var(--ink2);font-size:15px;margin:0 0 20px}
.nfeat .mo{margin-top:auto;font-weight:600;color:var(--c1);font-size:14.5px}
.nlist{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:10px 24px;display:flex;flex-direction:column;justify-content:center}
.nlist li{border-bottom:1px solid var(--line);padding:15px 0}
.nlist li:last-child{border-bottom:0}
.nlist a{display:flex;gap:16px;align-items:baseline}
.nlist .t{flex:1;font-size:15.5px;color:var(--ink);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.nlist a:hover .t{color:var(--c1)}
.nlist .dt{font-size:13px;color:var(--ink3);white-space:nowrap;font-variant-numeric:tabular-nums}

/* ---------- CTA 带 ---------- */
.ctaband{background:linear-gradient(120deg,var(--c1) 0%,var(--c1d) 100%);color:#fff;position:relative;overflow:hidden}
.ctaband::after{content:"";position:absolute;right:-120px;top:-120px;width:380px;height:380px;border-radius:50%;background:rgba(255,255,255,.09)}
.ctaband .wrap{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;padding-top:40px;padding-bottom:40px}
.ctaband h3{color:#fff;font-size:25px;margin-bottom:6px}
.ctaband p{color:rgba(255,255,255,.84);margin:0;font-size:15px}
.ctaband .tel{font-size:31px;font-weight:700;letter-spacing:-.01em;color:#fff}
.ctaband .tel small{display:block;font-size:14px;font-weight:400;color:rgba(255,255,255,.8);letter-spacing:0}
.ctaband .acts{display:flex;gap:14px;flex:0 0 auto}

/* ---------- 页脚 ---------- */
.footer{background:#0A1F42;color:#9FB5D4;font-size:14.5px;padding:56px 0 0}
.footer h4{color:#fff;font-size:16px;margin-bottom:18px}
.footer a{color:#9FB5D4}
.footer a:hover{color:#fff}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px}
.fgrid .logo{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.fgrid .logo img{height:40px;background:#fff;padding:5px 8px;border-radius:6px}
.fgrid p{margin:0 0 10px}
.fgrid .cl li{margin-bottom:9px;display:flex;gap:8px}
.fgrid .cl li i{font-style:normal;color:#5B86C4;min-width:42px}
.fgrid .cl li a{word-break:break-all}
.fgrid .pl li{margin-bottom:11px}
.fgrid .pl a{display:inline-flex;align-items:baseline;gap:8px}
.fgrid .pl a::before{content:"";width:4px;height:4px;border-radius:50%;background:#4A76B5;flex:0 0 auto;transform:translateY(-3px)}
.fcontact .tel{font-size:22px;font-weight:700;color:#fff;display:block;margin-bottom:4px}
.fcontact .tel span{font-size:13px;font-weight:400;color:#8AA5CB;display:block;letter-spacing:.04em}
.fcontact .btn{margin-top:18px;background:var(--c1);color:#fff;height:42px;padding:0 20px}
.fcontact .btn:hover{background:var(--c1l);color:#fff}
.fbtm{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;font-size:13.5px;color:#7D95B7}
.fbtm .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.fbtm a:hover{color:#fff}
.fbtm .nowrap{white-space:nowrap}

/* 返回顶部 */
.totop{position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:10px;background:var(--c1);color:#fff;
  border:0;display:none;align-items:center;justify-content:center;box-shadow:0 8px 22px rgba(22,104,220,.36);z-index:70}
.totop.on{display:flex}
.totop svg{width:18px;height:18px;fill:#fff}

/* ---------- 内页 banner ---------- */
.pbanner{background:linear-gradient(130deg,var(--c900) 0%,var(--c800) 52%,#13479E 100%);color:#fff;position:relative;overflow:hidden}
.pbanner::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:48px 48px}
.pbanner::after{content:"";position:absolute;right:-140px;top:-160px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,132,240,.38),rgba(46,132,240,0) 68%)}
.pbanner .wrap{position:relative;z-index:2;padding-top:46px;padding-bottom:46px}
.pbanner .en{font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:#83B4F0;font-weight:600}
.pbanner h1{font-size:32px;color:#fff;margin:8px 0 10px}
.pbanner p{color:#BFD4F0;font-size:15px;margin:0;max-width:860px}

/* ---------- 面包屑 ---------- */
.crumb{font-size:13.5px;color:var(--ink3);padding:16px 0}
.crumb .wrap{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.crumb a{color:var(--ink3)}
.crumb a:hover{color:var(--c1)}
.crumb .sp{color:#C3CDDB}

/* ---------- 栏目内页 ---------- */
.inner{padding-bottom:72px}
.cats{display:flex;flex-wrap:wrap;gap:10px;padding:22px 0 26px}
.cats a{display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border:1px solid var(--line);border-radius:100px;
  font-size:14.5px;color:var(--ink2);background:#fff;transition:.2s}
.cats a:hover{border-color:var(--c1);color:var(--c1)}
.cats a.on{background:var(--c1);border-color:var(--c1);color:#fff;font-weight:600}
.cats a .n{font-size:12px;opacity:.7}

.pagenav{display:flex;justify-content:center;gap:8px;margin-top:44px;flex-wrap:wrap;align-items:center}
.pagenav a,.pagenav span{min-width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  padding:0 12px;border:1px solid var(--line);border-radius:7px;font-size:14.5px;color:var(--ink2);background:#fff}
.pagenav a:hover{border-color:var(--c1);color:var(--c1)}
.pagenav .page-num-current{background:var(--c1);border-color:var(--c1);color:#fff;font-weight:600}
.pagenav .page-num-current:hover{color:#fff}
.pagenav .page-none,.pagenav .page-status{border:0;background:none;color:var(--ink3);min-width:0;height:auto;padding:0}
.pagenav .page-status{margin-right:6px}
.empty{text-align:center;color:var(--ink3);padding:70px 0;font-size:15px}

.seo-text{margin-top:56px;background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:30px 32px}
.seo-text h2{font-size:19px;margin-bottom:12px}
.seo-text p{color:var(--ink2);font-size:14.8px;margin:0 0 10px}
.seo-text p:last-child{margin:0}

/* ---------- 产品详情 ---------- */
.pd{display:grid;grid-template-columns:520px 1fr;gap:48px;padding:12px 0 8px}
.pd-gal .main{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;aspect-ratio:4/3}
.pd-gal .main img{width:100%;height:100%;object-fit:contain}
.pd-gal .thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.pd-gal .thumbs button{width:84px;height:64px;border:1px solid var(--line);border-radius:7px;overflow:hidden;
  padding:0;background:#fff;transition:.2s}
.pd-gal .thumbs button img{width:100%;height:100%;object-fit:cover}
.pd-gal .thumbs button.on{border-color:var(--c1);box-shadow:0 0 0 2px rgba(22,104,220,.16)}
.pd-info h1{font-size:30px;line-height:1.3;margin-bottom:8px}
.pd-info .en{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink3)}
.pd-info .lead{margin:16px 0 22px;color:var(--ink2);font-size:15.5px;
  border-left:3px solid var(--c1l);padding-left:14px;background:var(--c50);border-radius:0 8px 8px 0;padding:12px 16px}
.pd-info .lead p{margin:0}
.pd-spec{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-bottom:24px}
.pd-spec tr{border-bottom:1px solid var(--line)}
.pd-spec tr:last-child{border-bottom:0}
.pd-spec td{padding:11px 16px;font-size:14.5px;color:var(--ink2);vertical-align:top}
.pd-spec td.spec-k{width:130px;background:var(--bg2);color:var(--ink);font-weight:600;white-space:nowrap}
.pd-acts{display:flex;gap:14px;flex-wrap:wrap}
.pd-acts .btn{height:50px;padding:0 28px;font-size:15.5px}
.pd-points{margin-top:24px;display:flex;gap:20px;flex-wrap:wrap;font-size:13.5px;color:var(--ink3)}
.pd-points span{display:inline-flex;align-items:center;gap:6px}
.pd-points svg{width:15px;height:15px;fill:var(--ok)}

.pd-body{margin-top:56px;display:grid;grid-template-columns:1fr 300px;gap:44px;align-items:start}
.pd-body .art{min-width:0}
.pd-body .art h3{font-size:20px;margin:32px 0 14px;padding-left:14px;position:relative}
.pd-body .art h3::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:2px;background:var(--c1)}
.pd-body .art h3:first-child{margin-top:0}
.pd-body .art p{color:var(--ink2);font-size:15.5px}
.pd-body .art ul.pd-feat{margin:0 0 18px}
.pd-body .art ul.pd-feat li{position:relative;padding-left:24px;margin-bottom:9px;color:var(--ink2)}
.pd-body .art ul.pd-feat li::before{content:"";position:absolute;left:3px;top:11px;width:8px;height:8px;border-radius:2px;
  background:var(--c1l)}
.pd-body .art .pd-spec{max-width:760px}
.pd-body .art img{border-radius:var(--radius);margin:6px 0}
.pd-body .art .pd-lead{background:var(--c50);border-radius:8px;padding:16px 20px;color:var(--ink);font-size:16px;margin-bottom:22px}
.pd-body .art ul.rel-list,.art ul.rel-list{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:10px}
.pd-body .art ul.rel-list li a{display:inline-block;border:1px solid var(--line);border-radius:100px;padding:8px 18px;
  font-size:14.5px;color:var(--ink2)}
.pd-body .art ul.rel-list li a:hover{border-color:var(--c1);color:var(--c1)}

.side-card{background:var(--c900);color:#fff;border-radius:var(--radius);padding:26px 24px;margin-bottom:20px;position:relative;overflow:hidden}
.side-card::after{content:"";position:absolute;right:-70px;bottom:-70px;width:180px;height:180px;border-radius:50%;background:rgba(46,132,240,.28)}
.side-card h3{color:#fff;font-size:18px;margin-bottom:8px;position:relative;z-index:2}
.side-card p{color:#B9CDE8;font-size:14px;margin:0 0 18px;position:relative;z-index:2}
.side-card .tel{display:block;font-size:22px;font-weight:700;color:#fff;margin-bottom:4px;position:relative;z-index:2}
.side-card .tel small{display:block;font-size:12.5px;font-weight:400;color:#8FB0D8;letter-spacing:.04em}
.side-card .btn{margin-top:18px;width:100%;justify-content:center;position:relative;z-index:2}
.side-card--light{background:#fff;border:1px solid var(--line);color:var(--ink)}
.side-card--light h3{color:var(--ink)}
.side-card--light::after{display:none}
.side-list li{border-bottom:1px dashed var(--line);padding:12px 0}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list a{font-size:14.5px;color:var(--ink2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.side-list a:hover{color:var(--c1)}

.pager{display:flex;gap:20px;margin-top:36px;padding-top:22px;border-top:1px solid var(--line);flex-wrap:wrap}
.pager a{font-size:14.5px;color:var(--ink2);max-width:46%}
.pager a:hover{color:var(--c1)}
.pager span{color:var(--ink3);font-size:14.5px}

/* ---------- 文章 ---------- */
.article{max-width:880px;margin:0 auto}
.article h1{font-size:31px;line-height:1.4;margin-bottom:14px}
.article .meta{display:flex;gap:20px;flex-wrap:wrap;font-size:13.5px;color:var(--ink3);
  padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:28px}
.article .art-body{font-size:16px;color:#2C3A4E}
.article .art-body h2,.article .art-body h3{font-size:20px;margin:34px 0 14px;padding-left:14px;position:relative}
.article .art-body h2::before,.article .art-body h3::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;
  border-radius:2px;background:var(--c1)}
.article .art-body h3:first-child,.article .art-body h2:first-child{margin-top:0}
.article .art-body p{color:#2C3A4E;margin:0 0 1.1em}
.article .art-body ul,.article .art-body ol{margin:0 0 1.2em;padding-left:0}
.article .art-body ul li{position:relative;padding-left:24px;margin-bottom:9px;color:#2C3A4E}
.article .art-body ul li::before{content:"";position:absolute;left:3px;top:12px;width:8px;height:8px;border-radius:2px;background:var(--c1l)}
.article .art-body ol{counter-reset:n;list-style:none}
.article .art-body ol li{counter-increment:n;position:relative;padding-left:30px;margin-bottom:9px}
.article .art-body ol li::before{content:counter(n);position:absolute;left:0;top:4px;width:20px;height:20px;border-radius:50%;
  background:var(--c50);color:var(--c1);font-size:12.5px;font-weight:700;display:flex;align-items:center;justify-content:center}
.article .art-body strong{color:var(--ink);font-weight:700}
.article .art-body a{color:var(--c1);border-bottom:1px solid rgba(22,104,220,.35)}
.article .art-body a:hover{border-bottom-color:var(--c1)}
.article .art-body img{border-radius:var(--radius);margin:10px auto}
.article .art-body table{margin:0 0 1.4em;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.article .art-body th,.article .art-body td{padding:11px 16px;border-bottom:1px solid var(--line);font-size:14.8px}
.article .art-body th{background:var(--bg2);text-align:left;font-weight:600}
.article .art-body tr:last-child td{border-bottom:0}
.article .art-body table td.spec-k{background:var(--bg2);font-weight:600;color:var(--ink);width:150px}

/* ---------- 资讯列表 ---------- */
.nlist2 li{border-bottom:1px solid var(--line);padding:26px 0}
.nlist2 li:first-child{padding-top:4px}
.nlist2 .dt{font-size:13px;color:var(--c1);font-weight:600;margin-bottom:8px;font-variant-numeric:tabular-nums}
.nlist2 h3{font-size:19px;margin-bottom:10px;line-height:1.45}
.nlist2 p{color:var(--ink2);font-size:14.8px;margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nlist2 .mo{font-size:14px;font-weight:600;color:var(--c1);display:inline-flex;align-items:center;gap:6px}
.nlist2 .mo::after{content:"";width:13px;height:7px;background:currentColor;
  clip-path:polygon(0 40%,62% 40%,62% 0,100% 50%,62% 100%,62% 60%,0 60%)}

/* ---------- 关于/联系页 ---------- */
.about-page .art-body{font-size:16px;color:#2C3A4E}
.about-page .art-body h3{font-size:20px;margin:32px 0 14px;padding-left:14px;position:relative}
.about-page .art-body h3::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:2px;background:var(--c1)}
.about-page .art-body h3:first-child{margin-top:0}
.about-page .art-body ul.about-list li{position:relative;padding-left:24px;margin-bottom:9px;color:#2C3A4E}
.about-page .art-body ul.about-list li::before{content:"";position:absolute;left:3px;top:12px;width:8px;height:8px;border-radius:2px;background:var(--c1l)}
.about-page .art-body .pd-spec{margin:0 0 1.4em;max-width:760px}

.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:44px}
.cinfo{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;text-align:center;transition:.25s}
.cinfo:hover{border-color:var(--c100);box-shadow:var(--shadow)}
.cinfo .ic{width:48px;height:48px;border-radius:12px;background:var(--c50);display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.cinfo .ic svg{width:24px;height:24px;fill:var(--c1)}
.cinfo h3{font-size:16px;margin-bottom:8px}
.cinfo p{margin:0;font-size:15px;color:var(--ink2);word-break:break-all}
.cinfo p b{display:block;font-size:19px;color:var(--c900);margin-bottom:2px}
.cinfo a{color:var(--c1);font-weight:600}
.cinfo p+p{margin-top:6px}

/* ---------- 表单 ---------- */
.form-box{max-width:720px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:36px 38px 32px;box-shadow:var(--shadow)}
.form-box .note{background:var(--c50);border-radius:8px;padding:14px 18px;font-size:14.5px;color:var(--ink2);margin-bottom:26px}
.form-box .note p{margin:0}
.field{margin-bottom:20px}
.field label{display:block;font-size:14.5px;font-weight:600;margin-bottom:8px}
.field label em{font-style:normal;color:#E5484D;margin-left:3px}
.field input,.field textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:12px 15px;font-size:15px;
  background:#fff;color:var(--ink);transition:.2s;-webkit-appearance:none}
.field textarea{min-height:140px;resize:vertical;line-height:1.7}
.field input:focus,.field textarea:focus{border-color:var(--c1);box-shadow:0 0 0 3px rgba(22,104,220,.12);outline:none}
.field .code-row{display:flex;gap:12px;align-items:center}
.field .code-row input{flex:1}
.field .code-row img{height:44px;border-radius:8px;cursor:pointer;border:1px solid var(--line)}
.form-box .btn{height:50px;padding:0 34px;font-size:15.5px}
.form-tip{margin-top:14px;font-size:13.5px;color:var(--ink3)}

/* ---------- 响应式 ---------- */
@media (max-width:1160px){
  .hero h1{font-size:38px}
  .hero h1 em{font-size:23px}
  .apps{grid-template-columns:repeat(4,1fr)}
  .pd{grid-template-columns:440px 1fr;gap:34px}
  .pd-body{grid-template-columns:1fr 270px;gap:30px}
  .fgrid{grid-template-columns:1.3fr 1fr 1.2fr;gap:30px}
  .fgrid .fcol--pl{display:none}
}
@media (max-width:1000px){
  .nav{display:none}
  .head-cta{display:none}
  .burger{display:flex}
  .hero .wrap{padding-top:48px;padding-bottom:64px}
  .hero-scrim{background:linear-gradient(180deg,rgba(6,22,50,.9) 0%,rgba(6,22,50,.82) 60%,rgba(6,22,50,.9) 100%)}
  .hero-slide{background-position:left center}
  .hero-txt{max-width:100%}
  .hero h1{font-size:32px}
  .hero h1 em{font-size:20px}
  .adv{grid-template-columns:repeat(2,1fr)}
  .pgrid,.cgrid{grid-template-columns:repeat(2,1fr)}
  .ngrid{grid-template-columns:1fr;gap:20px}
  .about2{grid-template-columns:1fr;gap:30px}
  .about2 .pic{order:-1;max-width:560px}
  .apps{grid-template-columns:repeat(3,1fr)}
  .pd{grid-template-columns:1fr;gap:28px}
  .pd-body{grid-template-columns:1fr}
  .articles,.article{max-width:100%}
  .ctaband .wrap{flex-direction:column;align-items:flex-start;gap:20px}
  .fgrid{grid-template-columns:1fr 1fr;gap:28px}
  .cards3{grid-template-columns:1fr}
  .sec{padding:56px 0}
  .sec-head h2{font-size:28px}
}
@media (max-width:640px){
  body{font-size:15px}
  .wrap{padding:0 16px}
  .hide-sm{display:none}
  .topbar .tr{display:none}
  .topbar .tl{gap:16px;font-size:12.5px}
  .logo img{height:38px}
  .logo-txt{display:none}
  .header .wrap{min-height:64px}
  .hero .wrap{padding-top:36px;padding-bottom:52px}
  .hero h1{font-size:26px}
  .hero h1 em{font-size:17px;margin-top:8px}
  .hero .lead{font-size:15px}
  .hero .eyebrow{margin-bottom:16px;font-size:12px}
  .hero .acts{margin-top:24px}
  .hero .acts .btn{flex:1 1 auto;justify-content:center}
  .hero-cap{margin-top:24px}
  .hero-cap .lbl{display:none}
  .hero-cap a{font-size:13px;padding:7px 13px}
  .hero-dots{bottom:14px}
  .hero-stats .wrap{grid-template-columns:repeat(2,1fr)}
  .hero-stats .it{padding:20px 8px 18px}
  .hero-stats .it+.it::before{display:none}
  .hero-stats .it:nth-child(n+3){border-top:1px solid var(--line)}
  .hero-stats b{font-size:26px}
  .hero-stats b em{font-size:13.5px;margin-left:2px}
  .hero-stats span{margin-top:6px;font-size:12.5px}
  .sec{padding:44px 0}
  .sec-head{margin-bottom:30px}
  .sec-head h2{font-size:23px}
  .adv,.pgrid,.cgrid{grid-template-columns:1fr;gap:16px}
  .apps{grid-template-columns:repeat(2,1fr)}
  .about2 h2{font-size:24px}
  .about2 .nums{grid-template-columns:1fr;gap:12px}
  .about2 .nums .it{display:flex;align-items:baseline;gap:10px}
  .ngrid{gap:16px}
  .nfeat{padding:22px}
  .nfeat h3{font-size:19px}
  .nlist{padding:6px 18px}
  .ctaband .tel{font-size:25px}
  .pbanner h1{font-size:23px}
  .pbanner .wrap{padding-top:32px;padding-bottom:32px}
  .cats{gap:8px;padding:16px 0 20px}
  .cats a{padding:8px 14px;font-size:13.5px}
  .article h1{font-size:23px}
  .article .art-body{font-size:15.5px}
  .pd-info h1{font-size:23px}
  .pd-gal .thumbs button{width:66px;height:52px}
  .pd-body .art img{border-radius:8px}
  .pd-spec td{padding:10px 12px;font-size:14px}
  .pd-spec td.spec-k{width:96px}
  .form-box{padding:24px 20px 22px}
  .fgrid{grid-template-columns:1fr;gap:26px}
  .fgrid .fcol--pl{display:block}
  .fbtm .wrap{flex-direction:column;align-items:flex-start;gap:8px}
  .totop{right:14px;bottom:74px;width:42px;height:42px}
  .seo-text{padding:22px 20px}
  .pd-gal .main{aspect-ratio:4/3}
  .mbar{display:flex}
  body{padding-bottom:56px}
}

/* ---------- 移动端底部操作条 ---------- */
.mbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:80;background:#fff;
  border-top:1px solid var(--line);box-shadow:0 -4px 16px rgba(16,52,110,.1)}
.mbar a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  padding:8px 0;font-size:12px;color:var(--ink2);border-right:1px solid var(--line)}
.mbar a:last-child{border-right:0}
.mbar a svg{width:17px;height:17px;fill:var(--c1)}
.mbar a.on{background:var(--c1);color:#fff}
.mbar a.on svg{fill:#fff}

/* ---------- 通用图标 ---------- */
.ico{width:1em;height:1em;fill:currentColor;flex:0 0 auto}
.sprite{display:none}

/* ---------- 详情页内嵌文章 ---------- */
.pd-body .article{max-width:100%;margin:0}
.pd-body .art > h3{margin-top:34px}
.rel-list{display:flex;flex-wrap:wrap;gap:10px}
.rel-list li a{display:inline-block;border:1px solid var(--line);border-radius:100px;padding:8px 18px;
  font-size:14.5px;color:var(--ink2)}
.rel-list li a:hover{border-color:var(--c1);color:var(--c1)}