@charset "utf-8";
/* =====================================================================
   西安锦仲腾商贸有限公司 — 仪表阀门网站 全站样式
   配色还原自参考站: 主蓝 #3f7abe / 辅绿 #85b03b / 深顶栏 #333 / 浅灰背景 #f3f3f3
   布局还原: 顶部深栏 + 白底导航 + 关键词搜索 + 全宽Banner + 左分类菜单右产品4列
            + 关于(左图右文) + 三栏资讯 + 友情链接 + 页脚
   ===================================================================== */

/* ---------- 基础重置 ---------- */
* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  color: #444;
  line-height: 1.75;
  background: #f3f3f3;
  font-family: "Helvetica Neue", Helvetica, Arial, "Hiragino Sans GB",
               "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  overflow-x: hidden;
}
h1, h2, h3, h4, h5, h6 { font-weight: 400; color: #303030; margin: 0; }
h1 { font-size: 2em; }
h2 { font-size: 1.5em; }
h3 { font-size: 1.2em; }
h4 { font-size: 1.5em; }
a { color: #444; outline: none; text-decoration: none; transition: all .3s ease; }
a:hover { color: #85b03b; text-decoration: none; }
img { max-width: 100%; border: 0; vertical-align: middle; }
ul, ol { list-style: none; margin: 0; padding: 0; }
p { margin: 0 0 10px; }
::selection { color: #fff; background: #85b03b; text-shadow: none; }

/* ---------- 12 栅格容器 (内联, 不依赖外部框架) ---------- */
.container { width: 1170px; max-width: 100%; margin: 0 auto; padding: 0 15px; }
.row { display: flex; flex-wrap: wrap; margin-left: -15px; margin-right: -15px; }
.col-md-3, .col-md-4, .col-md-5, .col-md-6, .col-md-7, .col-md-8, .col-md-9,
.col-xs-6, .col-xs-12 { position: relative; min-height: 1px; padding-left: 15px; padding-right: 15px; width: 100%; }
@media (min-width: 992px) {
  .col-md-3 { width: 25%; } .col-md-4 { width: 33.3333%; } .col-md-5 { width: 41.6666%; }
  .col-md-6 { width: 50%; } .col-md-7 { width: 58.3333%; } .col-md-8 { width: 66.6666%; } .col-md-9 { width: 75%; }
  .col-xs-6 { width: 50%; } .col-xs-12 { width: 100%; }
}
.tr { text-align: right; }
.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; }
/* 网格子项 min-width:0, 保证 1fr 等宽列, 避免 nowrap 标题内容撑宽列/溢出 */
.plist > .pcard, .service-grid > .scard, .about-stats > .astat,
.news-grid > .nwrap, .partner-grid > .partner-card, .culture-grid > .culture-card,
.team-grid > .team-card, .contact-grid > .contact-card, .related-grid > .pcard,
.plist-page .plist > .pcard { min-width: 0; }

/* ---------- 顶部信息栏 ---------- */
.topbar { height: 38px; line-height: 38px; background-color: #2f2f2f; color: #b5b5b5; font-size: 13px; }
.topbar a { color: #b5b5b5; margin: 0 6px; }
.topbar a:hover { color: #fff; }
.topbar .topbar-phone { color: #fff; font-size: 15px; }
.topbar .topbar-phone svg { width: 14px; height: 14px; vertical-align: -2px; margin-right: 4px; }

/* ---------- 导航栏 ---------- */
.topbox { background: #fff; box-shadow: 0 2px 6px rgba(0,0,0,.06); position: relative; z-index: 50; }
.navbar { min-height: 92px; background: #fff; border: 0; margin: 0; position: relative; }
.navbar .container { display: flex; align-items: center; justify-content: space-between; min-height: 92px; }
.navbar-header { display: flex; align-items: center; }
.navbar-brand { display: flex; align-items: center; padding: 14px 0; }
.navbar-brand .brand-icon { width: 52px; height: 52px; flex: 0 0 52px; margin-right: 14px; }
.navbar-brand .brand-text { line-height: 1.15; }
.navbar-brand .brand-text .b-main { font-size: 24px; font-weight: 700; color: #2c2c2c; letter-spacing: 1px; }
.navbar-brand .brand-text .b-main span { color: #3f7abe; }
.navbar-brand .brand-text .b-sub { font-size: 12px; color: #85b03b; letter-spacing: 4px; margin-top: 3px; }
.navbar-toggle { display: none; }

/* 主导航 */
.menubox { display: flex; align-items: center; }
.nav-menu { display: flex; align-items: center; }
.nav-menu > li { position: relative; }
.nav-menu > li > a {
  display: block; padding: 0 22px; line-height: 92px;
  font-size: 16px; color: #333; position: relative;
}
.nav-menu > li > a:hover, .nav-menu > li.active > a, .nav-menu > li.hover > a {
  color: #3f7abe;
}
.nav-menu > li.active > a:after, .nav-menu > li > a:hover:after {
  content: ""; position: absolute; left: 22px; right: 22px; bottom: 24px;
  height: 3px; background: #85b03b; border-radius: 2px;
}
/* 下拉子菜单 */
.nav-menu .sub-menu {
  position: absolute; top: 92px; left: 50%; transform: translateX(-50%) translateY(10px);
  background: #fff; min-width: 168px; padding: 8px 0; border-radius: 0 0 4px 4px;
  box-shadow: 0 6px 18px rgba(0,0,0,.12); opacity: 0; visibility: hidden;
  transition: all .25s ease; z-index: 60;
}
.nav-menu > li:hover .sub-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-menu .sub-menu li a { display: block; padding: 9px 22px; font-size: 14px; color: #555; white-space: nowrap; }
.nav-menu .sub-menu li a:hover { background: #f1f7ec; color: #85b03b; }
.nav-menu .has-drop > a:after { content: "▾"; font-size: 10px; margin-left: 5px; color: #aaa; }

/* ---------- 热门关键词 + 搜索 ---------- */
.hotline { padding: 11px 0; background: #fff; border-bottom: 1px solid #eee; }
.hotline .row { display: flex; align-items: center; justify-content: space-between; }
.hot-keys { line-height: 32px; font-size: 13px; color: #888; }
.hot-keys b { color: #555; font-weight: 600; margin-right: 6px; }
.hot-keys a { color: #777; margin: 0 8px; }
.hot-keys a:hover { color: #3f7abe; }
.hot-search { display: flex; }
.hot-search .ipts {
  height: 32px; line-height: 32px; width: 240px; padding: 0 12px;
  border: 1px solid #ccc; border-right: 0; outline: none; font-size: 13px; color: #555;
}
.hot-search .ipts:focus { border-color: #3f7abe; }
.hot-search .btns {
  width: 64px; height: 32px; border: 0; cursor: pointer;
  background: #85b03b; color: #fff; font-size: 14px;
}
.hot-search .btns:hover { background: #769a32; }

/* ---------- Banner 轮播 ---------- */
.banner { position: relative; overflow: hidden; background: #1b2733; }
.banner .slides { position: relative; }
.banner .slide {
  height: 500px; background-size: cover; background-position: center center;
  position: relative;
}
.banner .slide-mask { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(20,35,60,.62) 0%, rgba(20,35,60,.28) 55%, rgba(20,35,60,.05) 100%); }
.banner .slide-inner {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  justify-content: center; max-width: 1170px; margin: 0 auto; padding: 0 15px;
  color: #fff;
}
.banner .slide-inner .s-en { font-size: 14px; letter-spacing: 6px; color: #bcd3ef; text-transform: uppercase; margin-bottom: 10px; }
.banner .slide-inner .s-ti { font-size: 40px; font-weight: 700; letter-spacing: 2px; line-height: 1.3; text-shadow: 0 2px 12px rgba(0,0,0,.35); }
.banner .slide-inner .s-ti em { color: #cfe39a; font-style: normal; }
.banner .slide-inner .s-sub { font-size: 17px; margin-top: 14px; color: #e8eef7; max-width: 640px; }
.banner .slide-inner .s-btn {
  display: inline-block; margin-top: 24px; padding: 11px 34px;
  background: #3f7abe; color: #fff; font-size: 15px; border-radius: 3px;
  border: 2px solid #3f7abe; align-self: flex-start;
}
.banner .slide-inner .s-btn:hover { background: transparent; color: #fff; border-color: #fff; }
.banner .slick-dots {
  position: absolute; bottom: 22px; left: 0; right: 0; text-align: center; z-index: 5;
}
.banner .slick-dots li {
  display: inline-block; margin: 0 5px; width: 12px; height: 12px; border-radius: 50%;
  background: rgba(255,255,255,.5); cursor: pointer; transition: all .3s;
}
.banner .slick-dots li.active { background: #85b03b; width: 30px; border-radius: 6px; }
.banner .slick-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 5;
  width: 44px; height: 44px; line-height: 42px; text-align: center;
  background: rgba(255,255,255,.18); color: #fff; cursor: pointer; font-size: 22px;
  border: 1px solid rgba(255,255,255,.3); transition: all .3s;
}
.banner .slick-arrow:hover { background: #3f7abe; border-color: #3f7abe; }
.banner .slick-prev { left: 24px; }
.banner .slick-next { right: 24px; }

/* ---------- 区块通用 ---------- */
.section { padding: 46px 0; }
.sec-head { text-align: center; margin-bottom: 36px; }
.sec-head .sec-en { font-size: 14px; letter-spacing: 5px; color: #b7b7b7; text-transform: uppercase; }
.sec-head h2 { font-size: 30px; color: #2c2c2c; margin: 6px 0 0; font-weight: 600; position: relative; display: inline-block; padding: 0 26px; }
.sec-head h2:before, .sec-head h2:after {
  content: ""; position: absolute; top: 50%; width: 40px; height: 2px;
  background: linear-gradient(90deg, transparent, #85b03b);
}
.sec-head h2:before { right: 100%; background: linear-gradient(270deg, #85b03b, transparent); }
.sec-head h2:after { left: 100%; }
.sec-head p { color: #888; margin-top: 10px; font-size: 15px; }

/* ---------- 产品区: 左分类菜单 + 右产品推荐 ---------- */
.product-area { background: #f3f3f3; }
.product-area .row { display: flex; align-items: flex-start; }
.p-sidebar { width: 25%; }
.p-content { width: 75%; }

/* 左侧分类菜单 (还原参考蓝边框树状) */
.cmenu {
  border: 4px solid #3f7abe; background: #fff; border-radius: 2px;
}
.cmenu > h3 {
  background: #3f7abe; color: #fff; text-align: center;
  padding: 16px 0; margin: 0; font-size: 19px; font-weight: 600; letter-spacing: 1px;
}
.cmenu .cmenu-body { padding: 12px 14px; }
.cmenu dl { margin: 0; }
.cmenu .cm-cat { margin-bottom: 6px; }
.cmenu .cm-cat > a {
  display: block; padding: 10px 12px; font-weight: 700; font-size: 15px;
  color: #fff; background: #3f7abe; border-radius: 2px; position: relative;
}
.cmenu .cm-cat > a:hover { background: #356a9e; color: #fff; }
.cmenu .cm-cat > a .arr { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); font-size: 13px; }
.cmenu .cm-sub { padding: 4px 0 8px; }
.cmenu .cm-sub a {
  display: block; padding: 7px 12px; font-size: 13.5px; color: #666;
  border-bottom: 1px dashed #e3e3e3; position: relative; padding-left: 20px;
}
.cmenu .cm-sub a:before {
  content: ""; position: absolute; left: 8px; top: 50%; transform: translateY(-50%);
  width: 6px; height: 6px; background: #85b03b; border-radius: 50%;
}
.cmenu .cm-sub a:hover { color: #3f7abe; padding-left: 24px; }
/* 联系卡片 */
.cmenu-contact {
  margin-top: 16px; border: 4px solid #3f7abe; background: #fff; padding: 18px 16px; border-radius: 2px;
}
.cmenu-contact h4 { font-size: 16px; color: #2c2c2c; margin-bottom: 12px; border-left: 3px solid #85b03b; padding-left: 8px; }
.cmenu-contact p { font-size: 13.5px; color: #777; line-height: 2; }
.cmenu-contact .ct-row { display: flex; align-items: flex-start; margin-bottom: 8px; }
.cmenu-contact .ct-row svg { width: 16px; height: 16px; flex: 0 0 16px; margin: 6px 8px 0 0; color: #3f7abe; }
.cmenu-contact .ct-row span { font-size: 13.5px; color: #666; }

/* 右侧产品推荐盒子 */
.p-box { border: 1px solid #e2e2e2; background: #fff; border-radius: 2px; min-height: 440px; }
.p-box-head {
  height: 50px; line-height: 50px; padding: 0 18px; border-bottom: 1px solid #eee;
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(180deg, #fafafa, #fff);
}
.p-box-head h3 { font-size: 18px; color: #2c2c2c; font-weight: 600; position: relative; padding-left: 12px; }
.p-box-head h3:before { content: ""; position: absolute; left: 0; top: 14px; bottom: 14px; width: 4px; background: #85b03b; border-radius: 2px; }
.p-box-head .vmore { font-size: 13px; color: #999; }
.p-box-head .vmore:hover { color: #3f7abe; }
.p-box-body { padding: 22px; }

/* 产品网格 4 列 */
.plist { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; width: 100%; }
.pcard { background: #fff; border: 1px solid #eee; text-align: center; transition: all .3s ease; position: relative; overflow: hidden; }
.pcard .pcard-img { position: relative; width: 100%; height: 168px; overflow: hidden; background: #f4f6f8; }
.pcard .pcard-img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s ease; }
.pcard:hover .pcard-img img { transform: scale(1.08); }
.pcard .pcard-mask {
  position: absolute; inset: 0; background: linear-gradient(180deg, rgba(63,122,190,0) 40%, rgba(63,122,190,.78));
  opacity: 0; transition: opacity .35s ease; display: flex; align-items: flex-end; justify-content: center; padding-bottom: 14px;
}
.pcard:hover .pcard-mask { opacity: 1; }
.pcard .pcard-mask .view { color: #fff; font-size: 13px; border: 1px solid #fff; padding: 5px 16px; border-radius: 20px; }
.pcard .p-title { padding: 12px 8px 14px; font-size: 15px; color: #333; line-height: 1.5; }
.pcard:hover { border-color: #c9d8ec; box-shadow: 0 8px 22px rgba(63,122,190,.16); transform: translateY(-4px); }
.pcard:hover .p-title { color: #3f7abe; }

/* 产品 cat 徽标 */
.pcard .pcat-tag {
  position: absolute; top: 10px; left: 10px; z-index: 2;
  font-size: 11px; color: #fff; background: rgba(63,122,190,.85);
  padding: 3px 9px; border-radius: 2px; letter-spacing: 1px;
}

/* ---------- 关于我们 (左图右文) ---------- */
.about-sec { background: #f8f8f8; }
.about-sec .row { display: flex; align-items: center; }
.about-img { width: 38%; height: 320px; overflow: hidden; border: 6px solid #fff; box-shadow: 0 8px 24px rgba(0,0,0,.10); }
.about-img img { width: 100%; height: 100%; object-fit: cover; }
.about-text { width: 62%; padding-left: 38px; }
.about-text h2 { font-size: 26px; color: #2c2c2c; font-weight: 600; margin-bottom: 6px; }
.about-text .a-en { color: #c1c1c1; font-size: 14px; letter-spacing: 4px; text-transform: uppercase; margin-bottom: 16px; }
.about-text .a-en b { color: #85b03b; }
.about-text p { color: #666; font-size: 14.5px; line-height: 2; text-indent: 2em; }
.about-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; width: 100%; margin: 22px 0 6px; }
.astat { text-align: center; padding: 16px 6px; background: #fff; border: 1px solid #ececec; border-top: 3px solid #3f7abe; }
.astat .num { font-size: 30px; color: #3f7abe; font-weight: 700; line-height: 1.1; }
.astat .num small { font-size: 15px; }
.astat .lab { font-size: 13px; color: #888; margin-top: 4px; }
.about-text .abtn {
  display: inline-block; margin-top: 18px; padding: 10px 30px; background: #3f7abe;
  color: #fff; font-size: 14px; border-radius: 3px; transition: all .3s;
}
.about-text .abtn:hover { background: #85b03b; color: #fff; }

/* ---------- 核心业务/服务 (4栏) ---------- */
.service-sec { background: #fff; }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; width: 100%; }
.scard { text-align: center; padding: 34px 20px; background: #fbfbfb; border: 1px solid #eee; transition: all .35s; position: relative; overflow: hidden; }
.scard:before { content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 100%; background: #85b03b; transform: scaleX(0); transform-origin: left; transition: transform .35s; }
.scard:hover:before { transform: scaleX(1); }
.scard .s-icon { width: 72px; height: 72px; margin: 0 auto 16px; border-radius: 50%; background: #eef4fb; color: #3f7abe; display: flex; align-items: center; justify-content: center; transition: all .35s; }
.scard .s-icon svg { width: 36px; height: 36px; }
.scard:hover .s-icon { background: #3f7abe; color: #fff; transform: translateY(-6px); }
.scard h3 { font-size: 18px; color: #2c2c2c; margin-bottom: 8px; font-weight: 600; }
.scard p { font-size: 13.5px; color: #888; line-height: 1.8; }
.scard:hover { box-shadow: 0 10px 26px rgba(0,0,0,.08); transform: translateY(-5px); }

/* ---------- 三栏资讯区 (行业/公司/技术) ---------- */
.news-sec { background: #f3f3f3; }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; width: 100%; }
.nwrap { background: #fff; border: 1px solid #ececec; position: relative; transition: box-shadow .3s; }
.nwrap:hover { box-shadow: 0 10px 26px rgba(0,0,0,.08); }
.nwrap .nbox-head {
  height: 48px; line-height: 48px; padding: 0 18px; display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(180deg, #f7f7f7, #fff); border-bottom: 1px solid #eee;
}
.nwrap .nbox-head h3 { font-size: 17px; color: #2c2c2c; font-weight: 600; padding-left: 12px; position: relative; }
.nwrap .nbox-head h3:before { content: ""; position: absolute; left: 0; top: 14px; bottom: 14px; width: 4px; background: #3f7abe; border-radius: 2px; }
.nwrap .nbox-head .vmore { font-size: 13px; color: #999; }
.nwrap .nbox-head .vmore:hover { color: #3f7abe; }
.nwrap .nbox-body { padding: 8px 18px 16px; }
.nwrap .nitem { height: 42px; line-height: 42px; border-bottom: 1px dashed #ececec; overflow: hidden; position: relative; padding-left: 16px; }
.nwrap .nitem:before { content: ""; position: absolute; left: 2px; top: 50%; transform: translateY(-50%); width: 6px; height: 6px; background: #85b03b; border-radius: 50%; transition: all .3s; }
.nwrap .nitem:hover:before { background: #3f7abe; }
.nwrap .nitem a { display: block; color: #555; font-size: 14px; white-space: nowrap; text-overflow: ellipsis; overflow: hidden; }
.nwrap .nitem a:hover { color: #3f7abe; }
.nwrap .nitem .date { float: right; color: #aaa; font-size: 12px; }

/* ---------- 合作伙伴 ---------- */
.partner-sec { background: #fff; }
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; width: 100%; }
.partner-card { height: 86px; display: flex; align-items: center; justify-content: center; background: #f7f8fa; border: 1px solid #eee; color: #6f7782; font-size: 15px; font-weight: 600; letter-spacing: 1px; transition: all .3s; }
.partner-card:hover { background: #3f7abe; color: #fff; border-color: #3f7abe; transform: translateY(-3px); }

/* ---------- 友情链接 ---------- */
.flinks { padding: 28px 0; background: #f0f0f0; border-top: 1px solid #e6e6e6; }
.flinks h3 { font-size: 16px; color: #555; margin-bottom: 12px; padding-bottom: 8px; border-bottom: 1px dashed #d4d4d4; }
.flinks ul li { display: inline-block; margin-right: 18px; line-height: 2; }
.flinks ul li a { color: #888; font-size: 13px; }
.flinks ul li a:hover { color: #3f7abe; }

/* ---------- 页脚 ---------- */
.footer { background: #2a2f36; color: #9aa3ad; padding: 46px 0 0; }
.footer .row { display: flex; flex-wrap: wrap; }
.fcol { padding: 0 18px; }
.fcol-1 { width: 30%; }
.fcol-2 { width: 22%; }
.fcol-3 { width: 24%; }
.fcol-4 { width: 24%; }
.footer .f-about .f-logo { display: flex; align-items: center; margin-bottom: 14px; }
.footer .f-about .f-logo .brand-icon { width: 46px; height: 46px; margin-right: 12px; }
.footer .f-about .f-logo .b-main { color: #fff; font-size: 20px; font-weight: 700; }
.footer .f-about .f-logo .b-sub { color: #6fb1e6; font-size: 12px; letter-spacing: 3px; }
.footer .f-about p { font-size: 13px; color: #8c95a0; line-height: 1.9; }
.footer h4 { color: #fff; font-size: 16px; margin-bottom: 16px; font-weight: 600; position: relative; padding-bottom: 10px; }
.footer h4:after { content: ""; position: absolute; left: 0; bottom: 0; width: 30px; height: 2px; background: #85b03b; }
.footer ul li { line-height: 2.1; }
.footer ul li a { color: #9aa3ad; font-size: 13.5px; }
.footer ul li a:hover { color: #fff; padding-left: 4px; }
.footer .f-contact li { display: flex; align-items: flex-start; font-size: 13.5px; color: #9aa3ad; margin-bottom: 8px; }
.footer .f-contact svg { width: 15px; height: 15px; flex: 0 0 15px; margin: 6px 9px 0 0; color: #6fb1e6; }
.footer .f-qr { text-align: center; }
.footer .f-qr img { width: 120px; height: 120px; padding: 6px; background: #fff; border-radius: 4px; }
.footer .f-qr p { font-size: 12px; color: #8c95a0; margin-top: 8px; }
.footer-bottom { margin-top: 32px; border-top: 1px solid #3a4049; padding: 16px 0; text-align: center; font-size: 12.5px; color: #7c8590; }
.footer-bottom a { color: #7c8590; margin: 0 4px; }
.footer-bottom a:hover { color: #fff; }

/* ---------- 内页通用 ---------- */
/* 内页 Banner */
.n-banner { height: 300px; position: relative; background-size: cover; background-position: center; display: flex; align-items: center; }
.n-banner .n-banner-mask { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(30,45,75,.78), rgba(30,45,75,.45)); }
.n-banner .n-banner-inner { position: relative; width: 100%; }
.n-banner .n-banner-inner h1, .n-banner .n-banner-inner .nb-ti { color: #fff; font-size: 34px; font-weight: 700; letter-spacing: 2px; margin: 0; }
.n-banner .n-banner-inner i { display: block; color: #bcd3ef; font-style: normal; font-size: 14px; letter-spacing: 5px; text-transform: uppercase; margin-top: 6px; }

/* 面包屑标题栏 */
.ntit { background: #f4f6f8; border-bottom: 1px solid #e8e8e8; }
.ntit .container { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.ntit .ntt h1 { font-size: 22px; color: #2c2c2c; font-weight: 600; display: inline-block; }
.ntit .ntt i { font-style: normal; color: #b7b7b7; font-size: 13px; letter-spacing: 3px; margin-left: 12px; }
.ntit .weiz { color: #999; font-size: 13px; }
.ntit .weiz a { color: #999; }
.ntit .weiz a:hover { color: #3f7abe; }
.ntit .weiz span.sep { margin: 0 6px; color: #ccc; }

/* 内页主体: 左分类菜单 + 右内容 */
.main-area { padding: 36px 0; background: #f3f3f3; }
.main-area .row { display: flex; align-items: flex-start; }
.main-side { width: 25%; }
.main-cont { width: 75%; }

/* 主内容卡片 */
.mcard { background: #fff; border: 1px solid #e6e6e6; border-radius: 2px; padding: 30px; margin-bottom: 24px; }
.mcard .mc-head { padding-bottom: 16px; border-bottom: 1px solid #eee; margin-bottom: 20px; display: flex; align-items: center; justify-content: space-between; }
.mcard .mc-head h2 { font-size: 20px; color: #2c2c2c; font-weight: 600; position: relative; padding-left: 12px; }
.mcard .mc-head h2:before { content: ""; position: absolute; left: 0; top: 4px; bottom: 4px; width: 4px; background: #3f7abe; border-radius: 2px; }

/* 关于我们正文 */
.about-article p { font-size: 14.5px; color: #555; line-height: 2; text-indent: 2em; margin-bottom: 12px; }
.about-article img.art-pic { width: 100%; max-height: 360px; object-fit: cover; margin: 14px 0; border-radius: 2px; }

/* 发展历程时间轴 */
.timeline { position: relative; padding: 10px 0 6px 20px; }
.timeline:before { content: ""; position: absolute; left: 4px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(180deg, #3f7abe, #85b03b); }
.timeline .t-node { position: relative; padding: 0 0 22px 28px; }
.timeline .t-node:before { content: ""; position: absolute; left: -22px; top: 4px; width: 12px; height: 12px; border-radius: 50%; background: #fff; border: 3px solid #3f7abe; }
.timeline .t-node .t-year { font-size: 18px; font-weight: 700; color: #3f7abe; }
.timeline .t-node .t-txt { font-size: 14px; color: #666; line-height: 1.8; margin-top: 2px; }

/* 企业文化卡片 */
.culture-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; width: 100%; margin-top: 8px; }
.culture-card { padding: 26px 20px; background: #f9fafb; border: 1px solid #eee; text-align: center; border-bottom: 3px solid #85b03b; }
.culture-card .c-ico { width: 56px; height: 56px; margin: 0 auto 12px; border-radius: 50%; background: #eef4fb; color: #3f7abe; display: flex; align-items: center; justify-content: center; }
.culture-card .c-ico svg { width: 28px; height: 28px; }
.culture-card h3 { font-size: 17px; color: #2c2c2c; margin-bottom: 8px; }
.culture-card p { font-size: 13.5px; color: #888; line-height: 1.8; }

/* 团队网格 */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; width: 100%; }
.team-card { background: #fff; border: 1px solid #eee; text-align: center; overflow: hidden; }
.team-card .t-photo { width: 100%; height: 200px; overflow: hidden; background: #eee; }
.team-card .t-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.team-card:hover .t-photo img { transform: scale(1.06); }
.team-card .t-info { padding: 16px 10px; }
.team-card .t-info h4 { font-size: 17px; color: #2c2c2c; font-weight: 600; }
.team-card .t-info .t-pos { font-size: 13px; color: #3f7abe; margin-top: 4px; }

/* ---------- 产品列表页 ---------- */
.plist-page .plist { grid-template-columns: repeat(4, 1fr); }

/* ---------- 产品详情 ---------- */
.prodetail-top { display: flex; gap: 30px; }
.prodetail-top .pd-img { width: 42%; height: 360px; overflow: hidden; border: 4px solid #f0f0f0; background: #fafafa; }
.prodetail-top .pd-img img { width: 100%; height: 100%; object-fit: cover; }
.prodetail-top .pd-info { width: 58%; }
.prodetail-top .pd-info h1 { font-size: 24px; color: #2c2c2c; font-weight: 600; margin-bottom: 10px; }
.prodetail-top .pd-info .pd-cat { display: inline-block; font-size: 12px; color: #fff; background: #3f7abe; padding: 3px 10px; border-radius: 2px; margin-bottom: 14px; }
.prodetail-top .pd-info .pd-desc { font-size: 14px; color: #777; line-height: 1.9; margin-bottom: 16px; }
.prodetail-top .pd-info .pd-price { font-size: 15px; color: #555; background: #f7f9fb; border-left: 3px solid #85b03b; padding: 10px 14px; margin-bottom: 16px; }
.prodetail-top .pd-info .pd-price b { color: #3f7abe; font-size: 18px; }
.prodetail-top .pd-info .pd-btns { margin-top: 18px; }
.prodetail-top .pd-info .pd-btns a { display: inline-block; padding: 10px 26px; margin-right: 12px; border-radius: 3px; font-size: 14px; }
.prodetail-top .pd-info .pd-btns .b1 { background: #3f7abe; color: #fff; }
.prodetail-top .pd-info .pd-btns .b1:hover { background: #356a9e; color: #fff; }
.prodetail-top .pd-info .pd-btns .b2 { background: #85b03b; color: #fff; }
.prodetail-top .pd-info .pd-btns .b2:hover { background: #769a32; color: #fff; }

.prodetail-body { margin-top: 30px; }
.pd-block { margin-bottom: 26px; }
.pd-block h3 { font-size: 18px; color: #2c2c2c; font-weight: 600; margin-bottom: 14px; padding: 0 0 10px; border-bottom: 2px solid #eee; position: relative; }
.pd-block h3:before { content: ""; position: absolute; left: 0; bottom: -2px; width: 60px; height: 2px; background: #3f7abe; }
.pd-block p { font-size: 14.5px; color: #555; line-height: 2; text-indent: 2em; }
/* 参数表 */
.param-table { width: 100%; border-collapse: collapse; border: 1px solid #e0e0e0; }
.param-table th, .param-table td { border: 1px solid #e0e0e0; padding: 10px 14px; font-size: 14px; text-align: left; }
.param-table th { background: #f1f6fb; color: #33537a; width: 28%; font-weight: 600; }
.param-table td { color: #555; }
/* 特点列表 */
.feature-list li { padding: 10px 0 10px 30px; font-size: 14.5px; color: #555; position: relative; border-bottom: 1px dashed #eee; }
.feature-list li:before { content: "✓"; position: absolute; left: 4px; top: 10px; width: 20px; height: 20px; line-height: 20px; text-align: center; background: #85b03b; color: #fff; border-radius: 50%; font-size: 12px; }
/* 相关产品 */
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; width: 100%; }

/* ---------- 新闻列表 ---------- */
.news-list li { display: flex; gap: 22px; padding: 22px 0; border-bottom: 1px dashed #e6e6e6; }
.news-list li .nl-img { display: block; width: 230px; height: 150px; flex: 0 0 230px; overflow: hidden; background: #f0f0f0; }
.news-list li .nl-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.news-list li:hover .nl-img img { transform: scale(1.06); }
.news-list li .nl-cont { flex: 1; }
.news-list li .nl-cont h3 { font-size: 18px; color: #2c2c2c; font-weight: 600; margin-bottom: 8px; }
.news-list li:hover .nl-cont h3 { color: #3f7abe; }
.news-list li .nl-cont .nl-date { font-size: 13px; color: #aaa; margin-bottom: 8px; }
.news-list li .nl-cont .nl-date .tag { display: inline-block; background: #eef4fb; color: #3f7abe; padding: 2px 9px; border-radius: 2px; font-size: 12px; margin-right: 10px; }
.news-list li .nl-cont .nl-desc { font-size: 14px; color: #888; line-height: 1.8; }
.news-list li .nl-cont .nl-more { display: inline-block; margin-top: 10px; font-size: 13px; color: #3f7abe; }

/* ---------- 新闻详情 ---------- */
.news-article .na-head { text-align: center; padding-bottom: 18px; border-bottom: 1px solid #eee; margin-bottom: 22px; }
.news-article .na-head h1 { font-size: 26px; color: #2c2c2c; font-weight: 600; line-height: 1.4; }
.news-article .na-head .na-meta { font-size: 13px; color: #999; margin-top: 12px; }
.news-article .na-head .na-meta span { margin: 0 12px; }
.news-article .na-body p { font-size: 15px; color: #555; line-height: 2.05; text-indent: 2em; margin-bottom: 14px; }
.news-article .na-body img { width: 100%; max-height: 420px; object-fit: cover; margin: 18px 0; border-radius: 2px; }
.news-article .na-body h3 { font-size: 18px; color: #2c2c2c; margin: 22px 0 10px; padding-left: 12px; border-left: 4px solid #85b03b; }
/* 上下篇 */
.pn-box { margin-top: 26px; padding: 16px 20px; background: #f9fafb; border: 1px solid #eee; }
.pn-box .pn-row { line-height: 2.1; font-size: 14px; }
.pn-box .pn-row a { color: #555; }
.pn-box .pn-row a:hover { color: #3f7abe; }

/* ---------- 联系我们 ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; width: 100%; margin-bottom: 28px; }
.contact-card { text-align: center; padding: 30px 18px; background: #f9fafb; border: 1px solid #eee; border-top: 3px solid #3f7abe; }
.contact-card .c-ico { width: 60px; height: 60px; margin: 0 auto 14px; border-radius: 50%; background: #eef4fb; color: #3f7abe; display: flex; align-items: center; justify-content: center; }
.contact-card .c-ico svg { width: 30px; height: 30px; }
.contact-card h4 { font-size: 17px; color: #2c2c2c; margin-bottom: 6px; }
.contact-card p { font-size: 14px; color: #777; line-height: 1.7; }
/* 留言表单 */
.msg-form { padding: 28px; background: #f9fafb; border: 1px solid #eee; }
.msg-form h3 { font-size: 18px; color: #2c2c2c; font-weight: 600; margin-bottom: 18px; padding-left: 12px; border-left: 4px solid #85b03b; }
.msg-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 14px; }
.msg-form .form-full { margin-bottom: 14px; }
.msg-form label { display: block; font-size: 13px; color: #666; margin-bottom: 6px; }
.msg-form input, .msg-form textarea {
  width: 100%; padding: 11px 14px; border: 1px solid #ddd; font-size: 14px;
  color: #555; outline: none; font-family: inherit; background: #fff; border-radius: 2px;
}
.msg-form input:focus, .msg-form textarea:focus { border-color: #3f7abe; }
.msg-form textarea { resize: vertical; min-height: 120px; }
.msg-form .fbtn { display: inline-block; padding: 12px 40px; background: #3f7abe; color: #fff; border: 0; font-size: 15px; cursor: pointer; border-radius: 2px; transition: background .3s; }
.msg-form .fbtn:hover { background: #356a9e; }
/* 地图/地址块 */
.contact-map { margin-top: 26px; padding: 26px; background: #fff; border: 1px solid #eee; }
.contact-map h3 { font-size: 18px; color: #2c2c2c; margin-bottom: 14px; padding-left: 12px; border-left: 4px solid #3f7abe; }
.contact-map .map-box { height: 300px; background: linear-gradient(135deg, #e8eef6, #f4f6f8); display: flex; align-items: center; justify-content: center; color: #9aa3ad; font-size: 14px; border: 1px solid #eee; }

/* ---------- 分页 ---------- */
.pagination { text-align: center; padding: 18px 0 4px; }
.pagination ul { display: inline-block; }
.pagination ul li { display: inline-block; margin: 0 3px; }
.pagination ul li a { display: block; padding: 7px 14px; border: 1px solid #ddd; color: #666; font-size: 13px; border-radius: 2px; background: #fff; }
.pagination ul li a:hover, .pagination ul li.active a { background: #3f7abe; color: #fff; border-color: #3f7abe; }

/* ---------- 侧边悬浮 + 返回顶部 ---------- */
.side-tool { position: fixed; right: 16px; bottom: 80px; z-index: 80; display: flex; flex-direction: column; gap: 8px; }
.side-tool .st-btn { width: 50px; height: 50px; background: #fff; border: 1px solid #e0e0e0; display: flex; flex-direction: column; align-items: center; justify-content: center; color: #777; cursor: pointer; font-size: 11px; gap: 2px; transition: all .3s; box-shadow: 0 2px 8px rgba(0,0,0,.08); }
.side-tool .st-btn svg { width: 20px; height: 20px; }
.side-tool .st-btn:hover { background: #3f7abe; color: #fff; border-color: #3f7abe; }
.side-tool .st-top { display: none; }

/* 移动端底部栏 */
.m-footbar { display: none; }

/* ---------- 图片兜底 ---------- */
.img-fallback { background: linear-gradient(135deg, #3f7abe, #85b03b) !important; display: flex !important; align-items: center; justify-content: center; width: 100%; height: 100%; min-height: 120px; color: #fff; font-size: 13px; border-radius: 2px; }

/* ---------- 淡入动画 (渐进增强) ---------- */
.fade-in { opacity: 1; transform: translateY(0); transition: opacity .7s ease, transform .7s ease; }
html.js .fade-in { opacity: 0; transform: translateY(24px); }
html.js .fade-in.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   响应式 — 平板 (<=1024px)
   ============================================================ */
@media (max-width: 1024px) {
  .container { width: 100%; }
  .topbar { display: none; }
  /* 导航 → 汉堡 */
  .navbar { min-height: 60px; }
  .navbar .container { min-height: 60px; }
  .navbar-brand .brand-icon { width: 40px; height: 40px; flex-basis: 40px; margin-right: 10px; }
  .navbar-brand .brand-text .b-main { font-size: 19px; }
  .navbar-brand .brand-text .b-sub { font-size: 10px; letter-spacing: 2px; }
  .navbar-toggle { display: flex; flex-direction: column; justify-content: space-around; width: 40px; height: 36px; background: #3f7abe; border: 0; border-radius: 3px; cursor: pointer; padding: 7px; }
  .navbar-toggle span { display: block; width: 100%; height: 3px; background: #fff; border-radius: 2px; transition: all .3s; }
  .navbar-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .navbar-toggle.open span:nth-child(2) { opacity: 0; }
  .navbar-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .menubox { display: none; position: fixed; top: 60px; left: 0; right: 0; background: #fff; max-height: 70vh; overflow-y: auto; box-shadow: 0 8px 20px rgba(0,0,0,.18); z-index: 99; }
  .menubox.open { display: block; }
  .nav-menu { flex-direction: column; width: 100%; }
  .nav-menu > li { width: 100%; border-bottom: 1px solid #f0f0f0; }
  .nav-menu > li > a { line-height: 50px; padding: 0 20px; font-size: 15px; }
  .nav-menu > li.active > a:after, .nav-menu > li > a:hover:after { display: none; }
  .nav-menu > li.active > a, .nav-menu > li > a:hover { background: #f1f7ec; color: #3f7abe; }
  .nav-menu .sub-menu { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; background: #f9fafb; min-width: 0; padding: 0; display: none; }
  .nav-menu .has-drop.open .sub-menu { display: block; }
  .nav-menu .sub-menu li a { padding: 10px 36px; }
  .hotline { display: none; }
  .banner .slide { height: 320px; }
  .banner .slide-inner .s-ti { font-size: 26px; }
  .banner .slide-inner .s-sub { font-size: 14px; }
  .sec-head h2 { font-size: 24px; }
  /* 产品区: 分类菜单上, 内容下 */
  .product-area .row, .main-area .row { flex-direction: column; }
  .p-sidebar, .main-side { width: 100%; margin-bottom: 18px; }
  .p-content, .main-cont { width: 100%; }
  .plist { grid-template-columns: repeat(2, 1fr); }
  .related-grid, .plist-page .plist { grid-template-columns: repeat(2, 1fr); }
  .about-sec .row { flex-direction: column; }
  .about-img, .about-text { width: 100%; padding-left: 0; }
  .about-img { height: 220px; margin-bottom: 20px; }
  .about-stats { grid-template-columns: repeat(2, 1fr); }
  .service-grid, .news-grid, .culture-grid, .contact-grid { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .footer .row { flex-direction: column; }
  .fcol-1, .fcol-2, .fcol-3, .fcol-4 { width: 100%; margin-bottom: 24px; }
  .footer .f-qr { text-align: left; }
  .footer .f-qr img { width: 110px; height: 110px; }
  .n-banner { height: 200px; }
  .n-banner .n-banner-inner h1 { font-size: 26px; }
  .prodetail-top { flex-direction: column; }
  .prodetail-top .pd-img, .prodetail-top .pd-info { width: 100%; }
  .prodetail-top .pd-img { height: 260px; }
  .news-list li { flex-direction: column; }
  .news-list li .nl-img { width: 100%; height: 200px; }
  .msg-form .form-row { grid-template-columns: 1fr; }
  .side-tool { display: none; }
  .m-footbar { display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 90; background: #fff; border-top: 1px solid #eee; box-shadow: 0 -2px 10px rgba(0,0,0,.06); }
  .m-footbar a { flex: 1; text-align: center; padding: 8px 0; font-size: 11px; color: #777; display: flex; flex-direction: column; align-items: center; gap: 3px; }
  .m-footbar a svg { width: 20px; height: 20px; }
  .m-footbar a.call { background: #3f7abe; color: #fff; }
  body { padding-bottom: 56px; }
}

/* ============================================================
   响应式 — 手机 (<=580px)
   ============================================================ */
@media (max-width: 580px) {
  .section { padding: 32px 0; }
  .banner .slide { height: 260px; }
  .banner .slide-inner { padding: 0 22px; }
  .banner .slide-inner .s-ti { font-size: 21px; }
  .banner .slide-inner .s-en { font-size: 12px; letter-spacing: 3px; }
  .banner .slide-inner .s-btn { padding: 9px 24px; font-size: 13px; }
  .banner .slick-arrow { width: 34px; height: 34px; font-size: 16px; }
  .p-box-body, .mcard { padding: 14px; }
  .plist, .plist-page .plist, .related-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .pcard .pcard-img { height: 120px; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); }
  .about-stats, .team-grid { grid-template-columns: 1fr; }
  .ntit .container { height: auto; flex-direction: column; align-items: flex-start; padding-top: 12px; padding-bottom: 12px; }
  .news-article .na-head h1 { font-size: 20px; }
  .news-article .na-body p { font-size: 14px; }
  .prodetail-top .pd-info h1 { font-size: 20px; }
  .param-table th, .param-table td { padding: 8px 10px; font-size: 13px; }
}