/* ============================================================
   kaixiaosh.com 开晓实业 2026 改版
   开晓红 #c7202c · 深墨蓝 #142236 · B2B 化工新材料专业风
   v20261014a
   ============================================================ */
:root{
  --kx-red:#c7202c;
  --kx-red-d:#a3161f;
  --kx-red-l:#fdf1f2;
  --kx-navy:#142236;
  --kx-navy-2:#1d3050;
  --kx-ink:#1f2733;
  --kx-gray:#5c6674;
  --kx-line:#e5e8ee;
  --kx-bg:#f5f6f8;
  --kx-radius:10px;
  --kx-shadow:0 6px 24px rgba(20,34,54,.08);
  --kx-shadow-h:0 14px 34px rgba(20,34,54,.14);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--kx-ink);
  background:#fff;
  font-size:15px;
  line-height:1.7;
}
a{color:inherit;text-decoration:none;transition:color .2s}
img{max-width:100%;border:0;vertical-align:middle}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit}
.kx-wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.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}

/* ---------- 顶部信息条 ---------- */
.kx-topbar{background:var(--kx-navy);color:rgba(255,255,255,.82);font-size:13px}
.kx-topbar .kx-wrap{display:flex;justify-content:space-between;align-items:center;min-height:36px;gap:12px}
.kx-topbar a:hover{color:#fff}
.kx-topbar .tb-slogan{letter-spacing:.06em}
.kx-topbar .tb-contact{display:flex;gap:18px;align-items:center}
.kx-topbar .tb-contact i{margin-right:5px;color:#e4636b;font-style:normal}
.kx-topbar .tb-tel{font-weight:600;color:#fff;letter-spacing:.03em}

/* ---------- 头部导航 ---------- */
.kx-header{position:sticky;top:0;z-index:900;background:#fff;box-shadow:0 2px 12px rgba(20,34,54,.08)}
.kx-header .kx-wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.kx-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.kx-logo img{height:46px}
.kx-logo .logo-t{line-height:1.2}
.kx-logo .logo-t b{display:block;font-size:19px;color:var(--kx-navy);letter-spacing:.05em}
.kx-logo .logo-t span{display:block;font-size:11px;color:var(--kx-gray);letter-spacing:.14em}
.kx-nav{display:flex;align-items:center;gap:4px}
.kx-nav a{
  position:relative;display:block;padding:8px 16px;font-size:15px;font-weight:500;
  color:var(--kx-ink);border-radius:6px;line-height:1.4;
}
.kx-nav a:hover{color:var(--kx-red)}
.kx-nav a.on{color:var(--kx-red);font-weight:600}
.kx-nav a.on::after{
  content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;
  background:var(--kx-red);border-radius:2px;
}
.kx-header-act{display:flex;align-items:center;gap:10px;flex-shrink:0}
.kx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:9px 22px;border-radius:8px;font-size:14px;font-weight:500;
  border:1px solid transparent;cursor:pointer;transition:all .2s;line-height:1.4;
}
.kx-btn-red{background:var(--kx-red);color:#fff}
.kx-btn-red:hover{background:var(--kx-red-d);color:#fff}
.kx-btn-ghost{border-color:var(--kx-line);color:var(--kx-ink);background:#fff}
.kx-btn-ghost:hover{border-color:var(--kx-red);color:var(--kx-red)}
.kx-btn-line{border-color:rgba(255,255,255,.45);color:#fff}
.kx-btn-line:hover{background:rgba(255,255,255,.12);color:#fff}
.kx-search-btn{display:inline-flex;width:38px;height:38px;border-radius:8px;border:1px solid var(--kx-line);background:#fff;align-items:center;justify-content:center;cursor:pointer;color:var(--kx-gray)}
.kx-search-btn:hover{border-color:var(--kx-red);color:var(--kx-red)}
.kx-search-bar{display:none;background:#fff;border-top:1px solid var(--kx-line);padding:14px 0}
.kx-search-bar.open{display:block}
.kx-search-bar form{display:flex;gap:10px;max-width:640px;margin:0 auto}
.kx-search-bar input{flex:1;border:1px solid var(--kx-line);border-radius:8px;padding:10px 14px;font-size:14px;outline:none}
.kx-search-bar input:focus{border-color:var(--kx-red)}
.kx-burger{display:none;width:40px;height:40px;border:1px solid var(--kx-line);border-radius:8px;background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.kx-burger span{display:block;width:18px;height:2px;background:var(--kx-navy);transition:.25s}
.kx-burger.on span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.kx-burger.on span:nth-child(2){opacity:0}
.kx-burger.on span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero 轮播（成品图纯轮播） ---------- */
.kx-hero{position:relative;overflow:hidden;background:var(--kx-navy)}
.kx-slides{position:relative}
.kx-slide{display:none}
.kx-slide.active{display:block}
.kx-slide a{display:block}
.kx-slide img{width:100%;height:auto;display:block;aspect-ratio:1707/400;object-fit:cover}
.kx-hero .kx-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:5;
  width:44px;height:44px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(20,34,54,.35);color:#fff;font-size:22px;line-height:1;
  display:flex;align-items:center;justify-content:center;transition:background .2s;
}
.kx-hero .kx-arrow:hover{background:rgba(199,32,44,.85)}
.kx-hero .kx-prev{left:24px}
.kx-hero .kx-next{right:24px}
.kx-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px;z-index:5}
.kx-dots button{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.5);cursor:pointer;padding:0;transition:.2s}
.kx-dots button.on{background:#fff;width:26px;border-radius:5px}

/* ---------- 通用 Section ---------- */
.kx-sec{padding:64px 0}
.kx-sec.gray{background:var(--kx-bg)}
.kx-sec-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:34px;gap:20px}
.kx-sec-head .sh-t{position:relative;padding-left:16px}
.kx-sec-head .sh-t::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--kx-red)}
.kx-sec-head .sh-t h2{font-size:28px;color:var(--kx-navy);line-height:1.3}
.kx-sec-head .sh-t p{font-size:13px;color:var(--kx-gray);letter-spacing:.18em;margin-top:4px;text-transform:uppercase}
.kx-sec-head .sh-more{flex-shrink:0;font-size:14px;color:var(--kx-gray);display:inline-flex;align-items:center;gap:4px}
.kx-sec-head .sh-more:hover{color:var(--kx-red)}

/* ---------- 品牌代理 ---------- */
.kx-brands{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.kx-brand{
  background:#fff;border:1px solid var(--kx-line);border-radius:var(--kx-radius);
  padding:22px 14px 18px;text-align:center;transition:all .25s;position:relative;overflow:hidden;
}
.kx-brand::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--kx-red);transform:scaleX(0);transition:.25s}
.kx-brand:hover{box-shadow:var(--kx-shadow-h);transform:translateY(-4px);border-color:transparent}
.kx-brand:hover::after{transform:scaleX(1)}
.kx-brand b{display:block;font-size:17px;color:var(--kx-navy)}
.kx-brand em{display:block;font-style:normal;font-size:11px;color:#9aa3b0;letter-spacing:.08em;margin:2px 0 10px;text-transform:uppercase}
.kx-brand span{display:block;font-size:12.5px;color:var(--kx-gray);line-height:1.6}

/* ---------- 首页产品 Tab ---------- */
.kx-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
.kx-tabs button{
  border:1px solid var(--kx-line);background:#fff;color:var(--kx-gray);
  padding:8px 20px;border-radius:30px;font-size:14px;cursor:pointer;transition:.2s;
}
.kx-tabs button:hover{border-color:var(--kx-red);color:var(--kx-red)}
.kx-tabs button.on{background:var(--kx-red);border-color:var(--kx-red);color:#fff;font-weight:500}
.kx-panel{display:none}
.kx-panel.on{display:block}

/* ---------- 产品卡 ---------- */
.kx-pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.kx-pcard{
  background:#fff;border:1px solid var(--kx-line);border-radius:var(--kx-radius);
  overflow:hidden;transition:all .25s;display:flex;flex-direction:column;
}
.kx-pcard:hover{box-shadow:var(--kx-shadow-h);transform:translateY(-4px);border-color:transparent}
.kx-pcard .pc-img{display:block;background:#f2f4f7;overflow:hidden}
.kx-pcard .pc-img img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .35s}
.kx-pcard:hover .pc-img img{transform:scale(1.05)}
.kx-pcard .pc-body{padding:14px 16px 16px;flex:1;display:flex;flex-direction:column;gap:8px}
.kx-pcard .pc-name{
  font-size:14.5px;font-weight:500;color:var(--kx-ink);line-height:1.5;height:44px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.kx-pcard:hover .pc-name{color:var(--kx-red)}
.kx-pcard .pc-desc{
  font-size:12.5px;color:var(--kx-gray);line-height:1.6;height:40px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}

/* ---------- 关于区 ---------- */
.kx-about{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.kx-about .ab-pic{position:relative}
.kx-about .ab-pic img{width:100%;border-radius:var(--kx-radius);box-shadow:var(--kx-shadow)}
.kx-about .ab-pic .ab-badge{
  position:absolute;right:-14px;bottom:-18px;background:var(--kx-red);color:#fff;
  border-radius:var(--kx-radius);padding:16px 22px;text-align:center;box-shadow:var(--kx-shadow-h);
}
.kx-about .ab-badge b{display:block;font-size:26px;line-height:1.2}
.kx-about .ab-badge span{font-size:12px;opacity:.85}
.kx-about .ab-txt h2{font-size:28px;color:var(--kx-navy);margin-bottom:6px}
.kx-about .ab-txt .ab-en{font-size:13px;color:#9aa3b0;letter-spacing:.2em;margin-bottom:18px;text-transform:uppercase}
.kx-about .ab-txt p{color:var(--kx-gray);font-size:14.5px;margin-bottom:12px;text-align:justify}
.kx-about .ab-acts{display:flex;gap:12px;margin-top:22px}

/* ---------- 优势 4 卡 ---------- */
.kx-advs{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.kx-adv{
  background:#fff;border:1px solid var(--kx-line);border-radius:var(--kx-radius);
  padding:28px 22px;transition:all .25s;position:relative;
}
.kx-adv:hover{box-shadow:var(--kx-shadow-h);transform:translateY(-4px)}
.kx-adv .ad-ico{
  width:46px;height:46px;border-radius:12px;background:var(--kx-red-l);color:var(--kx-red);
  display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:16px;
}
.kx-adv h3{font-size:17px;color:var(--kx-navy);margin-bottom:8px}
.kx-adv p{font-size:13px;color:var(--kx-gray);line-height:1.7}

/* ---------- 新闻区（首页） ---------- */
.kx-news{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.kx-newcard{
  background:#fff;border:1px solid var(--kx-line);border-radius:var(--kx-radius);
  overflow:hidden;transition:all .25s;display:flex;flex-direction:column;
}
.kx-newcard:hover{box-shadow:var(--kx-shadow-h);transform:translateY(-4px)}
.kx-newcard .nc-img{display:block;overflow:hidden;background:#f2f4f7}
.kx-newcard .nc-img img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s}
.kx-newcard:hover .nc-img img{transform:scale(1.05)}
.kx-newcard .nc-body{padding:18px 18px 16px;flex:1;display:flex;flex-direction:column;gap:10px}
.kx-newcard .nc-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:#9aa3b0}
.kx-newcard .nc-meta .cat{color:var(--kx-red);font-weight:500}
.kx-newcard .nc-title{
  font-size:15.5px;font-weight:600;color:var(--kx-ink);line-height:1.55;height:48px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.kx-newcard:hover .nc-title{color:var(--kx-red)}
.kx-newcard .nc-desc{
  font-size:13px;color:var(--kx-gray);line-height:1.65;height:42px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}

/* ---------- CTA 条 ---------- */
.kx-cta{background:linear-gradient(120deg,var(--kx-navy) 0%,var(--kx-navy-2) 100%);color:#fff;padding:44px 0}
.kx-cta .kx-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.kx-cta h3{font-size:24px;margin-bottom:6px}
.kx-cta p{color:rgba(255,255,255,.65);font-size:14px}
.kx-cta .cta-acts{display:flex;gap:12px;flex-wrap:wrap}
.kx-cta .cta-tel{display:inline-flex;align-items:center;gap:10px;font-size:22px;font-weight:600;letter-spacing:.02em}
.kx-cta .cta-tel i{font-style:normal}

/* ---------- 内页 Banner ---------- */
.kx-banner{
  background:linear-gradient(120deg,var(--kx-navy) 0%,var(--kx-navy-2) 70%,#27436e 100%);
  color:#fff;padding:46px 0 40px;position:relative;overflow:hidden;
}
.kx-banner::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(199,32,44,.35),transparent 70%);
}
.kx-banner .kx-wrap{position:relative;z-index:1}
.kx-banner h1{font-size:28px;font-weight:600;letter-spacing:.02em}
.kx-banner .bn-sub{color:rgba(255,255,255,.6);font-size:13px;margin-top:6px;letter-spacing:.12em;text-transform:uppercase}
.kx-crumb{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:13px;color:rgba(255,255,255,.66);margin-top:14px}
.kx-crumb a{color:rgba(255,255,255,.66)}
.kx-crumb a:hover{color:#fff}
.kx-crumb .sep{color:rgba(255,255,255,.35)}
.kx-crumb .cur{color:#fff}

/* ---------- 内页布局 ---------- */
.kx-layout{display:grid;grid-template-columns:260px 1fr;gap:24px;align-items:start;padding:34px 0 56px}
.kx-side{grid-column:1;grid-row:1}
.kx-main{grid-column:2;grid-row:1;min-width:0}
.kx-aside-card{background:#fff;border:1px solid var(--kx-line);border-radius:var(--kx-radius);overflow:hidden;margin-bottom:20px}
.kx-aside-card .ac-hd{
  background:var(--kx-navy);color:#fff;font-size:15px;font-weight:500;
  padding:13px 18px;display:flex;align-items:center;gap:8px;
}
.kx-aside-card .ac-hd i{color:#e4636b;font-style:normal}
.kx-menu a{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 18px;font-size:14px;color:var(--kx-gray);border-bottom:1px solid var(--kx-line);transition:.2s;
}
.kx-menu a:last-child{border-bottom:0}
.kx-menu a:hover{color:var(--kx-red);background:#faf7f7;padding-left:22px}
.kx-menu a.on{color:var(--kx-red);background:var(--kx-red-l);font-weight:600;border-left:3px solid var(--kx-red);padding-left:15px}
.kx-acard{background:linear-gradient(160deg,var(--kx-navy),var(--kx-navy-2));color:#fff;border-radius:var(--kx-radius);padding:24px 20px}
.kx-acard h3{font-size:17px;margin-bottom:4px}
.kx-acard .ac-en{font-size:11px;color:rgba(255,255,255,.5);letter-spacing:.14em;margin-bottom:14px;text-transform:uppercase}
.kx-acard .ac-tel{font-size:22px;font-weight:700;color:#fff;letter-spacing:.02em;display:block}
.kx-acard p{font-size:12.5px;color:rgba(255,255,255,.65);margin-top:8px;line-height:1.7}
.kx-acard .ac-btn{margin-top:14px;display:inline-flex}

/* ---------- 新闻列表 ---------- */
.kx-newslist{display:flex;flex-direction:column;gap:16px}
.kx-nitem{
  display:flex;gap:20px;background:#fff;border:1px solid var(--kx-line);
  border-radius:var(--kx-radius);padding:18px;transition:all .25s;
}
.kx-nitem:hover{box-shadow:var(--kx-shadow);border-color:transparent}
.kx-nitem .ni-date{
  flex-shrink:0;width:76px;height:80px;border-radius:8px;background:var(--kx-bg);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
}
.kx-nitem .ni-date b{font-size:24px;color:var(--kx-red);line-height:1.15}
.kx-nitem .ni-date span{font-size:12px;color:var(--kx-gray)}
.kx-nitem .ni-body{flex:1;min-width:0}
.kx-nitem .ni-title{font-size:16.5px;font-weight:600;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.kx-nitem:hover .ni-title{color:var(--kx-red)}
.kx-nitem .ni-desc{
  font-size:13.5px;color:var(--kx-gray);line-height:1.7;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.kx-nitem .ni-meta{display:flex;align-items:center;gap:14px;font-size:12px;color:#9aa3b0}
.kx-nitem .ni-meta .cat{color:var(--kx-red)}
.kx-nitem.ni-noimg .ni-date{width:76px}
.kx-nitem .ni-thumb{flex-shrink:0;width:190px;height:120px;border-radius:8px;overflow:hidden;background:#f2f4f7}
.kx-nitem .ni-thumb img{width:100%;height:100%;object-fit:cover}
.kx-empty{
  background:#fff;border:1px dashed var(--kx-line);border-radius:var(--kx-radius);
  text-align:center;padding:60px 20px;color:var(--kx-gray);
}
.kx-empty .em-ico{font-size:38px;color:#c8ced8;margin-bottom:10px}
.kx-empty h3{font-size:18px;color:var(--kx-ink);margin-bottom:8px}
.kx-empty p{font-size:13.5px;margin-bottom:18px}
.kx-empty p b{color:var(--kx-red);font-size:17px}

/* ---------- 产品列表筛选 ---------- */
.kx-filter{background:#fff;border:1px solid var(--kx-line);border-radius:var(--kx-radius);padding:16px 20px;margin-bottom:22px}
.kx-filter .f-row{display:flex;align-items:flex-start;gap:12px;padding:6px 0;font-size:13.5px}
.kx-filter .f-row + .f-row{border-top:1px dashed var(--kx-line)}
.kx-filter .f-label{flex-shrink:0;color:#9aa3b0;padding:4px 0;font-weight:500}
.kx-filter .f-opts{display:flex;flex-wrap:wrap;gap:6px}
.kx-filter .f-opts a{padding:4px 14px;border-radius:20px;color:var(--kx-gray);background:var(--kx-bg);transition:.2s}
.kx-filter .f-opts a:hover{color:var(--kx-red)}
.kx-filter .f-opts a.active{background:var(--kx-red);color:#fff;font-weight:500}
.kx-sortbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.kx-sortbar .sort-l{font-size:14px;color:var(--kx-gray)}
.kx-sortbar .sort-l b{color:var(--kx-red)}
.kx-sortbar .sort-r{display:flex;gap:8px;flex-wrap:wrap}
.kx-sortbar .sort-r a{padding:5px 14px;border-radius:20px;font-size:13px;color:var(--kx-gray);background:#fff;border:1px solid var(--kx-line)}
.kx-sortbar .sort-r a.active{background:var(--kx-navy);border-color:var(--kx-navy);color:#fff}

/* ---------- 详情页 ---------- */
.kx-detail{background:#fff;border:1px solid var(--kx-line);border-radius:var(--kx-radius);padding:34px 38px}
.kx-detail .dt-title{font-size:24px;line-height:1.5;color:var(--kx-ink);font-weight:600;margin-bottom:14px}
.kx-detail .dt-meta{display:flex;flex-wrap:wrap;gap:16px;font-size:13px;color:#9aa3b0;padding-bottom:20px;border-bottom:1px solid var(--kx-line);margin-bottom:26px}
.kx-detail .dt-meta i{font-style:normal;margin-right:4px}
.kx-detail .dt-meta a{color:var(--kx-red)}
.kx-content{font-size:15px;line-height:1.9;color:#333a45;word-break:break-word}
.kx-content p{margin:0 0 14px}
.kx-content img{max-width:100%;height:auto;border-radius:6px}
.kx-content h2,.kx-content h3,.kx-content h4{color:var(--kx-navy);margin:22px 0 12px;line-height:1.5}
.kx-content table{width:100%;border-collapse:collapse;margin:14px 0;font-size:13.5px}
.kx-content table td,.kx-content table th{border:1px solid var(--kx-line);padding:8px 10px}
.kx-content table th{background:var(--kx-bg)}
.kx-content ul{list-style:disc;padding-left:22px;margin:0 0 14px}
.kx-content ol{list-style:decimal;padding-left:22px;margin:0 0 14px}
.kx-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px;padding-top:20px;border-top:1px solid var(--kx-line)}
.kx-tags span{font-size:13px;color:#9aa3b0}
.kx-tags a{font-size:12.5px;color:var(--kx-gray);background:var(--kx-bg);padding:4px 12px;border-radius:20px}
.kx-tags a:hover{background:var(--kx-red);color:#fff}

/* 上下篇 */
.kx-pn{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px}
.kx-pn a{
  background:#fff;border:1px solid var(--kx-line);border-radius:var(--kx-radius);
  padding:14px 18px;transition:.2s;min-width:0;
}
.kx-pn a:hover{border-color:var(--kx-red);box-shadow:var(--kx-shadow)}
.kx-pn .pn-label{font-size:12px;color:#9aa3b0;margin-bottom:5px;display:flex;align-items:center;gap:5px}
.kx-pn .pn-title{font-size:14px;color:var(--kx-ink);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kx-pn a:hover .pn-title{color:var(--kx-red)}
.kx-pn .pn-next{text-align:right}
.kx-pn .pn-next .pn-label{justify-content:flex-end}

/* 相关推荐 */
.kx-rel{margin-top:40px}
.kx-rel .rel-hd{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.kx-rel .rel-hd::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--kx-red)}
.kx-rel .rel-hd h3{font-size:19px;color:var(--kx-navy)}

/* ---------- 产品详情头 ---------- */
.kx-prodhead{display:grid;grid-template-columns:400px 1fr;gap:28px;background:#fff;border:1px solid var(--kx-line);border-radius:var(--kx-radius);padding:26px}
.kx-prodhead .ph-pic{border:1px solid var(--kx-line);border-radius:8px;overflow:hidden;background:#f7f8fa;display:flex;align-items:center;justify-content:center}
.kx-prodhead .ph-pic img{width:100%;object-fit:cover}
.kx-prodhead .ph-info h1{font-size:22px;line-height:1.55;color:var(--kx-ink);font-weight:600;margin-bottom:10px}
.kx-prodhead .ph-desc{font-size:14px;color:var(--kx-gray);line-height:1.75;margin-bottom:16px}
.kx-prodhead .ph-brand{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--kx-red);background:var(--kx-red-l);border:1px solid #f2c9cc;border-radius:20px;padding:3px 12px;margin-bottom:12px}
.kx-prodhead .ph-flags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.kx-prodhead .ph-flags span{font-size:12.5px;color:#2c6e49;background:#eef7f1;border-radius:6px;padding:4px 10px}
.kx-prodhead .ph-contact{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  background:var(--kx-bg);border-radius:8px;padding:14px 18px;
}
.kx-prodhead .ph-contact .pc-name{font-size:13px;color:var(--kx-gray)}
.kx-prodhead .ph-contact .pc-tel{font-size:21px;font-weight:700;color:var(--kx-red);letter-spacing:.02em}

/* 资料下载 */
.kx-dl{background:#fff;border:1px solid var(--kx-line);border-radius:var(--kx-radius);padding:20px 24px;margin-top:22px}
.kx-dl .dl-hd{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:600;color:var(--kx-navy);margin-bottom:14px}
.kx-dl .dl-hd i{color:var(--kx-red);font-style:normal}
.kx-dl .dl-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.kx-dl .dl-item{
  display:flex;align-items:center;gap:12px;border:1px solid var(--kx-line);
  border-radius:8px;padding:12px 14px;transition:.2s;
}
.kx-dl .dl-item:hover{border-color:var(--kx-red);box-shadow:var(--kx-shadow)}
.kx-dl .dl-badge{
  flex-shrink:0;width:46px;height:34px;border-radius:6px;color:#fff;font-size:11px;font-weight:700;
  display:flex;align-items:center;justify-content:center;letter-spacing:.04em;
}
.kx-dl .dl-badge.tds{background:#2f6fed}
.kx-dl .dl-badge.msds{background:#e8a23d}
.kx-dl .dl-badge.rohs{background:#2c6e49}
.kx-dl .dl-info{flex:1;min-width:0}
.kx-dl .dl-info b{display:block;font-size:13.5px;color:var(--kx-ink)}
.kx-dl .dl-info span{font-size:11.5px;color:#9aa3b0}
.kx-dl .dl-go{flex-shrink:0;font-size:12.5px;color:var(--kx-red)}
.kx-dl .dl-item:hover .dl-go{text-decoration:underline}

/* ---------- 分页（bootstrap 风格 ul.pagination 输出） ---------- */
ul.pagination{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin:30px 0 4px;padding:0;list-style:none}
ul.pagination li{display:inline-flex}
ul.pagination li a,ul.pagination li span{
  min-width:38px;height:38px;padding:0 12px;border-radius:8px;border:1px solid var(--kx-line);
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;color:var(--kx-gray);background:#fff;
}
ul.pagination li a:hover{border-color:var(--kx-red);color:var(--kx-red);background:var(--kx-red-l)}
ul.pagination li.active span{background:var(--kx-red);border-color:var(--kx-red);color:#fff;font-weight:600}
ul.pagination li.disabled span{opacity:.45;cursor:default}

/* ---------- 友情链接 ---------- */
.kx-links{background:#fff;border-top:1px solid var(--kx-line);padding:22px 0}
.kx-links .kx-wrap{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap}
.kx-links .lk-t{font-size:14px;font-weight:600;color:var(--kx-navy);flex-shrink:0}
.kx-links a{font-size:13px;color:var(--kx-gray)}
.kx-links a:hover{color:var(--kx-red)}

/* ---------- Footer ---------- */
.kx-footer{background:var(--kx-navy);color:rgba(255,255,255,.62)}
.kx-footer .ft-main{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:34px;padding:52px 0 40px}
.kx-footer h4{color:#fff;font-size:16px;margin-bottom:18px;position:relative;padding-bottom:12px}
.kx-footer h4::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--kx-red)}
.kx-footer .ft-about{font-size:13px;line-height:1.9}
.kx-footer .ft-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.kx-footer .ft-logo .logo-t b{display:block;color:#fff;font-size:17px;letter-spacing:.05em}
.kx-footer .ft-logo .logo-t span{display:block;font-size:10.5px;color:rgba(255,255,255,.45);letter-spacing:.14em}
.kx-footer .ft-logo img{height:42px;background:#fff;border-radius:6px;padding:3px}
.kx-footer ul li{margin-bottom:10px;font-size:13.5px}
.kx-footer ul a:hover{color:#fff}
.kx-footer .ft-contact li{display:flex;gap:8px;line-height:1.7}
.kx-footer .ft-contact i{font-style:normal;color:#e4636b;flex-shrink:0}
.kx-footer .ft-qr{text-align:left}
.kx-footer .ft-qr img{width:96px;height:96px;border-radius:8px;background:#fff;padding:4px}
.kx-footer .ft-qr p{font-size:12px;margin-top:8px}
.kx-footer .ft-bot{border-top:1px solid rgba(255,255,255,.1);padding:16px 0;font-size:12.5px;text-align:center}
.kx-footer .ft-bot a{color:rgba(255,255,255,.5)}
.kx-footer .ft-bot a:hover{color:#fff}

/* ---------- 移动抽屉 ---------- */
.kx-drawer{
  position:fixed;top:0;right:-300px;width:280px;height:100vh;z-index:1000;
  background:#fff;box-shadow:-8px 0 30px rgba(0,0,0,.12);transition:right .28s;
  display:flex;flex-direction:column;
}
.kx-drawer.open{right:0}
.kx-drawer .dr-hd{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-bottom:1px solid var(--kx-line)}
.kx-drawer .dr-hd b{color:var(--kx-navy);font-size:16px}
.kx-drawer .dr-close{width:32px;height:32px;border:0;background:var(--kx-bg);border-radius:6px;font-size:16px;cursor:pointer;color:var(--kx-gray)}
.kx-drawer .dr-nav{flex:1;overflow-y:auto;padding:8px 0}
.kx-drawer .dr-nav a{display:block;padding:13px 22px;font-size:15px;color:var(--kx-ink);border-bottom:1px solid #f0f2f5}
.kx-drawer .dr-nav a.on{color:var(--kx-red);font-weight:600;background:var(--kx-red-l)}
.kx-drawer .dr-foot{padding:16px 18px;border-top:1px solid var(--kx-line)}
.kx-drawer .dr-foot .kx-btn{width:100%}
.kx-mask{position:fixed;inset:0;background:rgba(15,22,34,.5);z-index:990;opacity:0;pointer-events:none;transition:.25s}
.kx-mask.on{opacity:1;pointer-events:auto}

/* ---------- 回到顶部 ---------- */
.kx-gotop{
  position:fixed;right:22px;bottom:30px;z-index:800;width:44px;height:44px;border-radius:10px;
  background:var(--kx-red);color:#fff;border:0;cursor:pointer;font-size:18px;
  box-shadow:var(--kx-shadow-h);opacity:0;pointer-events:none;transition:.25s;
}
.kx-gotop.on{opacity:1;pointer-events:auto}

/* ---------- 旧单页兼容垫片（page.html/page_about/page_contact 未改版） ---------- */
.layui-container{max-width:1200px;margin:0 auto;padding:0 20px}
.layui-clear::after{content:"";display:block;clear:both}
.article-content .entry-content{font-size:15px;line-height:1.9;color:#333a45}
.article-content .entry-content img{max-width:100%;height:auto;border-radius:6px}
.article-content .entry-content table{width:100%;border-collapse:collapse;margin:14px 0}
.article-content .entry-content table td{border:1px solid var(--kx-line);padding:8px 10px}
.e_container-78{margin:6px 0 18px}
.e_h3-79{font-size:24px;color:var(--kx-navy);line-height:1.4}
.e_text-80{font-size:12px;color:#9aa3b0;letter-spacing:.18em;text-transform:uppercase;margin-top:4px}
.dvop-title h4{font-size:17px;color:var(--kx-navy);padding-left:10px;border-left:3px solid var(--kx-red);margin:18px 0 12px}
.chanpinx li{font-size:17px;color:var(--kx-navy);font-weight:600;padding-left:10px;border-left:3px solid var(--kx-red);list-style:none}
.cjinj{font-size:14px;color:var(--kx-gray);line-height:1.75;margin-bottom:12px}
.entry-copyright{margin-top:22px;padding-top:14px;border-top:1px dashed var(--kx-line);font-size:12px;color:#9aa3b0}
.social-share{display:flex;gap:10px;justify-content:flex-end;margin-top:16px}

/* ---------- 关于页数据带 ---------- */
.kx-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  background:linear-gradient(120deg,var(--kx-navy),var(--kx-navy-2));
  border-radius:var(--kx-radius);padding:30px 26px;
}
.kx-stats .st-item{text-align:center;color:#fff}
.kx-stats .st-item b{display:block;font-size:38px;line-height:1.2;font-weight:700;letter-spacing:.02em}
.kx-stats .st-item b i{font-style:normal;font-size:18px;font-weight:500;margin-left:2px;opacity:.85}
.kx-stats .st-item:first-child b{color:#ff8a93}
.kx-stats .st-item span{font-size:13px;color:rgba(255,255,255,.62);margin-top:4px;display:block}
.kx-stats + .kx-sec .kx-detail{margin-top:0}

/* ---------- 联系页信息卡 ---------- */
.kx-cgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.kx-ccard{
  background:#fff;border:1px solid var(--kx-line);border-radius:var(--kx-radius);
  padding:28px 22px;text-align:center;transition:all .25s;position:relative;overflow:hidden;
}
.kx-ccard::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--kx-red);transform:scaleX(0);transition:.25s}
.kx-ccard:hover{box-shadow:var(--kx-shadow-h);transform:translateY(-4px);border-color:transparent}
.kx-ccard:hover::after{transform:scaleX(1)}
.kx-ccard .cc-ico{
  width:52px;height:52px;border-radius:14px;background:var(--kx-red-l);color:var(--kx-red);
  display:flex;align-items:center;justify-content:center;font-size:24px;margin:0 auto 16px;
}
.kx-ccard h3{font-size:17px;color:var(--kx-navy);margin-bottom:8px}
.kx-ccard .cc-strong{font-size:16px;color:var(--kx-ink);font-weight:600;margin-bottom:10px;line-height:1.6}
.kx-ccard .cc-strong a:hover{color:var(--kx-red)}
.kx-ccard p{font-size:13px;color:var(--kx-gray);line-height:1.8}
.kx-ccard p a{color:var(--kx-gray)}
.kx-ccard p a:hover{color:var(--kx-red)}
.kx-ccard-qr img{width:118px;height:118px;border:1px solid var(--kx-line);border-radius:8px;padding:5px;background:#fff;margin-bottom:10px}

/* ---------- 搜索页 ---------- */
.kx-searchbox{background:#fff;border:1px solid var(--kx-line);border-radius:var(--kx-radius);padding:24px;margin-bottom:20px}
.kx-searchbox form{display:flex;gap:10px;max-width:720px}
.kx-searchbox input{flex:1;border:1px solid var(--kx-line);border-radius:8px;padding:11px 16px;font-size:15px;outline:none}
.kx-searchbox input:focus{border-color:var(--kx-red)}
.kx-searchbox .sb-meta{font-size:13.5px;color:var(--kx-gray);margin-top:14px}
.kx-searchbox .sb-meta b{color:var(--kx-red)}
.kx-searchbox-lg{padding:34px 28px}
.kx-searchbox-lg input{padding:14px 18px;font-size:16px}
.kx-searchbox .sb-hist{display:flex;align-items:flex-start;gap:10px;margin-top:16px;flex-wrap:wrap}
.kx-quick{margin-top:34px}
.kx-searchbtn-fix{display:flex;align-items:center;gap:10px}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .kx-nav,.kx-header-act .kx-btn-red{display:none}
  .kx-burger{display:flex}
  .kx-topbar .tb-slogan{display:none}
  .kx-brands{grid-template-columns:repeat(3,1fr)}
  .kx-pgrid{grid-template-columns:repeat(3,1fr)}
  .kx-advs{grid-template-columns:repeat(2,1fr)}
  .kx-news{grid-template-columns:repeat(2,1fr)}
  .kx-about{grid-template-columns:1fr;gap:34px}
  .kx-layout{grid-template-columns:1fr}
  .kx-side{grid-column:1;grid-row:auto}
  .kx-main{grid-column:1;grid-row:auto}
  .kx-side{order:2}
  .kx-main{order:1}
  .kx-prodhead{grid-template-columns:1fr}
  .kx-prodhead .ph-pic{max-width:420px}
  .kx-footer .ft-main{grid-template-columns:1fr 1fr;gap:28px}
  .kx-detail{padding:26px 22px}
  .kx-stats{grid-template-columns:repeat(2,1fr);gap:22px}
  .kx-cgrid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .kx-sec{padding:44px 0}
  .kx-sec-head .sh-t h2{font-size:22px}
  .kx-topbar .tb-contact .tb-mail{display:none}
  .kx-slide img{aspect-ratio:1200/420}
  .kx-hero .kx-arrow{display:none}
  .kx-brands{grid-template-columns:repeat(2,1fr)}
  .kx-pgrid{grid-template-columns:repeat(2,1fr);gap:12px}
  .kx-news{grid-template-columns:1fr}
  .kx-advs{grid-template-columns:1fr}
  .kx-nitem{flex-wrap:wrap}
  .kx-nitem .ni-thumb{width:100%;height:170px;order:-1}
  .kx-prodhead{padding:18px}
  .kx-dl .dl-list{grid-template-columns:1fr}
  .kx-pn{grid-template-columns:1fr}
  .kx-pn .pn-next{text-align:left}
  .kx-pn .pn-next .pn-label{justify-content:flex-start}
  .kx-cta .kx-wrap{flex-direction:column;align-items:flex-start}
  .kx-footer .ft-main{grid-template-columns:1fr;gap:24px;padding:38px 0 28px}
  .kx-banner h1{font-size:22px}
  .kx-detail .dt-title{font-size:20px}
  .kx-about .ab-pic .ab-badge{right:8px;bottom:-14px;padding:12px 16px}
  .kx-stats{padding:24px 18px}
  .kx-stats .st-item b{font-size:30px}
  .kx-cgrid{grid-template-columns:1fr}
}

/* ---------- 产品详情页 v2（sp-*，分类置顶+单栏+底部咨询报价） ---------- */
.sp-page{background:#f5f6f8}
.sp-cats{background:#fff;border-bottom:1px solid var(--kx-line)}
.sp-cats-bar{display:flex;align-items:center;gap:18px;padding:13px 0}
.sp-cats-label{flex:none;display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--kx-navy);padding-right:18px;border-right:1px solid var(--kx-line)}
.sp-cats-label i{color:var(--kx-red);font-size:17px}
.sp-cats-nav{display:flex;gap:10px;flex-wrap:wrap}
.sp-cats-nav a{display:inline-flex;align-items:center;padding:8px 20px;border:1px solid var(--kx-line);border-radius:99px;font-size:13.5px;color:var(--kx-navy);transition:.2s;background:#fff}
.sp-cats-nav a:hover{border-color:var(--kx-red);color:var(--kx-red)}
.sp-cats-nav a.on{background:var(--kx-red);border-color:var(--kx-red);color:#fff;font-weight:500}
.sp-page .kx-wrap>.kx-prodhead{margin-top:30px}
.sp-page .kx-prodhead{display:grid;grid-template-columns:430px 1fr;gap:30px}
.sp-page .ph-pic{position:relative}
.sp-bbadge{position:absolute;left:12px;bottom:12px;background:rgba(199,32,44,.92);color:#fff;font-size:12px;padding:5px 12px;border-radius:99px;letter-spacing:.05em}
.sp-flags{display:grid;grid-template-columns:1fr 1fr;gap:8px 14px;margin:16px 0 18px}
.sp-flags span{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--kx-gray);background:#f7f8fa;border:1px solid var(--kx-line);border-radius:8px;padding:7px 12px}
.sp-flags i{color:var(--kx-red);font-size:15px}
.sp-hotline{display:flex;align-items:center;gap:12px;background:linear-gradient(120deg,rgba(199,32,44,.06),rgba(199,32,44,.02));border:1px dashed rgba(199,32,44,.35);border-radius:10px;padding:13px 16px;margin-bottom:18px}
.sp-hotline>i{flex:none;width:40px;height:40px;border-radius:50%;background:var(--kx-red);color:#fff;display:flex;align-items:center;justify-content:center;font-size:19px}
.sp-hotline-txt em{display:block;font-style:normal;font-size:11.5px;color:#9aa3b0;letter-spacing:.08em}
.sp-hotline-txt a{font-size:21px;font-weight:700;color:var(--kx-navy);letter-spacing:.02em}
.sp-hotline-txt a:hover{color:var(--kx-red)}
.sp-acts{display:flex;gap:12px;flex-wrap:wrap}
.sp-quote{margin-top:56px;background:linear-gradient(115deg,#0d1622 0%,#142236 55%,#1d3050 100%);position:relative;overflow:hidden;padding:64px 0 68px}
.sp-quote::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1.6px);background-size:26px 26px;pointer-events:none}
.sp-quote::after{content:"";position:absolute;left:-120px;bottom:-160px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(199,32,44,.22),transparent 65%);pointer-events:none}
.sp-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:start}
.sp-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.18em;color:rgba(255,255,255,.75);border:1px solid rgba(255,255,255,.18);padding:6px 14px;border-radius:99px;margin-bottom:18px}
.sp-eyebrow i{color:#ff8d94;font-size:15px}
.sp-txt h2{font-size:30px;color:#fff;margin:0 0 14px;letter-spacing:.02em}
.sp-txt>p{font-size:14px;line-height:1.95;color:rgba(255,255,255,.68);margin:0 0 28px;max-width:560px}
.sp-steps{display:flex;flex-direction:column;gap:14px}
.sp-step{display:flex;gap:16px;align-items:flex-start;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:16px 18px;transition:.25s}
.sp-step:hover{background:rgba(255,255,255,.09)}
.st-no{flex:none;width:38px;height:38px;border-radius:50%;background:rgba(199,32,44,.2);border:1px solid rgba(199,32,44,.5);color:#ff9aa1;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center}
.st-body b{display:block;font-size:15px;color:#fff;margin-bottom:4px}
.st-body p{margin:0;font-size:12.5px;color:rgba(255,255,255,.6);line-height:1.7}
.sp-card{background:#fff;border-radius:14px;padding:26px 26px 24px;box-shadow:0 24px 60px rgba(0,0,0,.35)}
.spc-hd{display:flex;align-items:center;gap:9px;font-size:18px;font-weight:600;color:var(--kx-navy);padding-bottom:16px;border-bottom:1px solid var(--kx-line);margin-bottom:6px}
.spc-hd i{color:var(--kx-red);font-size:21px}
.spc-item{display:flex;gap:14px;align-items:center;padding:14px 0;border-bottom:1px dashed var(--kx-line)}
.spc-item:last-of-type{border-bottom:0}
.si-ico{flex:none;width:42px;height:42px;border-radius:10px;background:rgba(199,32,44,.08);color:var(--kx-red);display:flex;align-items:center;justify-content:center;font-size:19px}
.si-body em{display:block;font-style:normal;font-size:11.5px;color:#9aa3b0;margin-bottom:3px}
.si-body b{font-size:15px;color:var(--kx-navy);font-weight:600}
.si-body a{color:var(--kx-navy)}
.si-body a:hover{color:var(--kx-red)}
.spc-acts{display:flex;gap:12px;margin-top:18px}
.spc-acts .kx-btn{flex:1;justify-content:center}
@media (max-width:1080px){
  .sp-cats-bar{gap:12px}
  .sp-page .kx-prodhead{grid-template-columns:1fr}
  .sp-page .ph-pic{max-width:430px}
  .sp-grid{grid-template-columns:1fr;gap:40px}
  .sp-quote{padding:52px 0}
}
@media (max-width:760px){
  .sp-cats-bar{flex-direction:column;align-items:flex-start;gap:10px}
  .sp-cats-label{border-right:0;padding-right:0}
  .sp-cats-nav a{padding:7px 15px;font-size:12.5px}
  .sp-page .kx-prodhead{padding:18px}
  .sp-flags{grid-template-columns:1fr 1fr;gap:8px}
  .sp-hotline-txt a{font-size:18px}
  .sp-txt h2{font-size:24px}
  .spc-acts{flex-direction:column}
}