/* ==========================================================================
   QICHANG 齐昌智能官网 · 全站样式表 V2.0
   色彩规范：#0E2A4E 科技蓝黑 / #0B7FD4 明亮智能蓝 / #3DD6FF 电光青 / #E0292E 中国红（按钮强调色）/ #FFFFFF / #F4F6F8
   字体：中文 思源黑体·苹方·微软雅黑 ／ 英文 Inter·Arial
   ========================================================================== */

:root{
  --navy:#0E2A4E;
  --navy-deep:#0A2040;
  --navy-soft:#1B3F6E;
  --blue:#0B7FD4;
  --blue-dark:#0868B0;
  --cyan:#3DD6FF;
  --red:#E0292E;
  --red-dark:#B81F24;
  --white:#FFFFFF;
  --gray:#F4F6F8;
  --gray-line:#E2E7EC;
  --text:#16202A;
  --text-sub:#5C6A78;
  --text-on-dark:rgba(255,255,255,.76);

  --wrap:1280px;
  --header-h:80px;
  --radius:4px;
  --shadow:0 2px 14px rgba(13,20,27,.07);
  --shadow-lg:0 14px 40px rgba(13,20,27,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;max-width:100%;overflow-x:hidden;}
body{
  margin:0;
  max-width:100%;overflow-x:hidden;
  font-family:"Inter","Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",Arial,sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.3;letter-spacing:-.01em;}
p{margin:0;}
button{font-family:inherit;cursor:pointer;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 32px;}

/* ---------- 通用区块 ---------- */
.sec{padding:72px 0;}
.sec--gray{background:var(--gray);}
.sec--navy{background:var(--navy);color:var(--white);}
.sec--navy p{color:var(--text-on-dark);}

.sec-head{max-width:720px;margin-bottom:36px;}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-head h2{font-size:32px;margin-bottom:10px;}
.sec-head .en{
  display:block;font-size:14px;font-weight:600;letter-spacing:.08em;
  color:var(--blue);margin-bottom:12px;
}
.sec--navy .sec-head .en{color:var(--cyan);}
.sec-head .sub{font-size:15.5px;color:var(--text-sub);}
.sec--navy .sec-head .sub{color:var(--text-on-dark);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:52px;padding:0 32px;font-size:16px;font-weight:600;
  border:1px solid transparent;border-radius:var(--radius);
  transition:background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
}
.btn--primary{background:var(--red);color:#fff;}
.btn--primary:hover{background:var(--red-dark);color:#fff;}
.btn--ghost{border-color:rgba(255,255,255,.4);color:#fff;}
.btn--ghost:hover{background:#fff;color:var(--navy);border-color:#fff;}
.btn--line{border-color:var(--gray-line);color:var(--text);background:#fff;}
.btn--line:hover{border-color:var(--blue);color:var(--blue);}
.btn--sm{height:44px;padding:0 24px;font-size:15px;}
.btn--hotline{white-space:nowrap;padding:0 20px;font-size:14.5px;letter-spacing:.01em;}

.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:600;color:var(--blue);
}
.link-more::after{content:"";width:18px;height:1px;background:currentColor;transition:width .25s var(--ease);}
.link-more:hover::after{width:28px;}
.sec--navy .link-more{color:var(--cyan);}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;height:var(--header-h);
  display:flex;align-items:center;background:#fff;
  box-shadow:0 1px 0 rgba(16,24,32,.08);
  transition:box-shadow .3s var(--ease);
}
.site-header .wrap{display:flex;align-items:center;gap:32px;}

.site-header.is-stuck{box-shadow:0 2px 16px rgba(16,24,32,.12);}

.logo{display:flex;flex-direction:column;line-height:1.1;flex-shrink:0;}
.logo b{font-size:24px;font-weight:800;letter-spacing:.14em;color:var(--navy);}
.logo span{font-size:10px;letter-spacing:.18em;color:var(--blue);}
.logo img{display:block;max-height:42px;width:auto;}

.nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav > li{position:relative;}
.nav > li > a{
  display:block;padding:0 19px;height:var(--header-h);line-height:var(--header-h);
  font-size:17px;font-weight:600;color:var(--text);white-space:nowrap;letter-spacing:.01em;
}
.nav > li > a:hover,.nav > li.is-current > a{color:var(--blue);}
.nav > li.is-current > a{font-weight:700;}

.submenu{
  position:absolute;top:var(--header-h);left:50%;transform:translateX(-50%) translateY(8px);
  min-width:250px;padding:10px 0;background:#fff;border-radius:var(--radius);
  box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transition:.25s var(--ease);
}
.nav > li:hover .submenu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
.submenu a{display:block;padding:10px 24px;font-size:15px;color:var(--text);}
.submenu a:hover{background:var(--gray);color:var(--blue);}

.header-side{display:flex;align-items:center;gap:20px;flex-shrink:0;}
.lang{font-size:14px;color:var(--text-sub);white-space:nowrap;}
.lang a.is-on{color:var(--navy);font-weight:600;}
.lang a:hover{color:var(--blue);}
.lang i{font-style:normal;margin:0 6px;opacity:.4;}

.burger{display:none;width:44px;height:44px;background:none;border:0;padding:10px;}
.burger span{display:block;height:2px;background:var(--navy);margin:5px 0;transition:.3s var(--ease);}

/* 移动端抽屉 */
.mnav{
  position:fixed;inset:var(--header-h) 0 0;z-index:99;background:#fff;
  padding:16px 0 64px;overflow-y:auto;transform:translateX(100%);
  transition:transform .35s var(--ease);
  box-shadow:0 8px 24px rgba(16,24,32,.12);
}
.mnav.is-open{transform:translateX(0);}
.mnav a{display:block;padding:15px 32px;font-size:17px;color:var(--text);border-bottom:1px solid var(--gray-line);}
.mnav .sub a{padding-left:52px;font-size:15px;color:var(--text-sub);}
.mnav-foot{padding:28px 32px;}

/* ==========================================================================
   01 Hero — 整屏可换背景图轮播
   ========================================================================== */
.hero{
  position:relative;margin-top:var(--header-h);
  background:var(--navy);color:#fff;overflow:hidden;display:flex;flex-direction:column;
  aspect-ratio:1920/700;min-height:440px;max-height:820px;
}
.hero .hero-slider{position:absolute;inset:0;z-index:0;border-radius:0;box-shadow:none;}
.hero .hero-slider::after{display:none;}
.hero .hs-track{position:absolute;inset:0;aspect-ratio:auto;}
.hero .hs-slide{position:absolute;inset:0;}
.hero .hs-slide img{width:100%;height:100%;object-fit:cover;}
.hero .hs-slide figcaption{padding:0 0 0 0;background:none;font-size:15px;}
/* 整屏都是图片，只在左下角压一小块渐变，保证按钮清晰可读，画面其余部分保持干净 */
.hero-scrim{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(60% 70% at 0% 100%,rgba(8,13,18,.72) 0%,rgba(8,13,18,.32) 48%,rgba(8,13,18,0) 78%);
}
.hero-inner{position:relative;z-index:2;flex:1;display:flex;align-items:flex-end;padding:0 0 64px;}
.hero-copy{max-width:640px;}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;}

/* Hero 内的导航箭头 / 圆点：整屏版，圆点在底部居中，不遮挡按钮 */
.hero .hs-nav{z-index:3;opacity:0;}
.hero:hover .hs-nav,.hero:focus-within .hs-nav{opacity:1;}
.hero .hs-prev{left:24px;} .hero .hs-next{right:24px;}
.hero .hs-dots{z-index:3;bottom:18px;justify-content:center;padding-right:0;}

/* 内页 Banner */
.page-hero{
  position:relative;padding:calc(var(--header-h) + 88px) 0 80px;
  background:var(--navy);color:#fff;
}
.page-hero h1{font-size:44px;margin-bottom:16px;}
.page-hero .lead{font-size:17px;color:var(--text-on-dark);max-width:720px;}
.crumb{font-size:14px;color:rgba(255,255,255,.55);margin-bottom:22px;}
.crumb a:hover{color:var(--cyan);}
.crumb span{margin:0 8px;opacity:.5;}

/* ==========================================================================
   02 核心价值
   ========================================================================== */
.value-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.value-card{background:#fff;padding:26px 22px;border-top:3px solid var(--blue);box-shadow:var(--shadow);}
.value-card .num{font-size:12px;font-weight:700;color:var(--cyan);letter-spacing:.1em;}
.value-card h3{font-size:17px;margin:10px 0 3px;}
.value-card .en{font-size:11.5px;color:var(--text-sub);margin-bottom:8px;}
.value-card p{font-size:13px;color:var(--text-sub);line-height:1.6;}

/* ==========================================================================
   03 产品中心
   ========================================================================== */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.prod-card{display:block;background:#fff;border:1px solid var(--gray-line);transition:.3s var(--ease);}
.prod-card .thumb{overflow:hidden;background:var(--gray);aspect-ratio:800/600;}
.prod-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.prod-card:hover{border-color:var(--blue);box-shadow:var(--shadow-lg);}
.prod-card:hover .thumb img{transform:scale(1.04);}
.prod-card .body{padding:18px 18px 22px;}
.prod-card h3{font-size:16.5px;line-height:1.35;margin-bottom:4px;}
.prod-card .en{font-size:11.5px;color:var(--text-sub);letter-spacing:.03em;}
.prod-card .desc{font-size:13px;color:var(--text-sub);margin:10px 0 14px;min-height:36px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.prod-card .bar{height:2px;width:28px;background:var(--blue);transition:width .35s var(--ease);}
.prod-card:hover .bar{width:60px;}

/* ==========================================================================
   04 行业应用
   ========================================================================== */
.ind-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.ind-card{position:relative;display:block;aspect-ratio:800/600;overflow:hidden;background:var(--navy-soft);}
.ind-card img{width:100%;height:100%;object-fit:cover;opacity:.55;transition:.5s var(--ease);}
.ind-card .cap{position:absolute;left:0;right:0;bottom:0;padding:16px;}
.ind-card h3{font-size:15.5px;color:#fff;line-height:1.3;}
.ind-card .en{font-size:11px;color:var(--cyan);}
.ind-card .hoverbox{
  position:absolute;inset:0;padding:18px;background:rgba(13,20,27,.94);
  display:flex;flex-direction:column;justify-content:center;
  opacity:0;transition:.35s var(--ease);
}
.ind-card:hover .hoverbox{opacity:1;}
.ind-card:hover img{opacity:.25;transform:scale(1.05);}
.ind-card .hoverbox h3{margin-bottom:8px;font-size:15px;}
.ind-card .hoverbox li{font-size:12.5px;color:var(--text-on-dark);padding:2px 0;}
.ind-card .hoverbox li:nth-child(n+4){display:none;}
.ind-card .hoverbox .link-more{margin-top:10px;font-size:13px;}

/* ==========================================================================
   05 解决方案
   ========================================================================== */
.sol-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.sol-card{display:block;}
.sol-card .thumb{aspect-ratio:800/600;overflow:hidden;background:var(--gray);}
.sol-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.sol-card:hover .thumb img{transform:scale(1.04);}
.sol-card .step{font-size:11px;font-weight:700;color:var(--blue);letter-spacing:.08em;margin:14px 0 5px;}
.sol-card h3{font-size:16px;line-height:1.35;margin-bottom:4px;}
.sol-card .en{font-size:11.5px;color:var(--text-sub);}
.sol-card p{font-size:13px;color:var(--text-sub);margin:8px 0 12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

/* ==========================================================================
   06 客户案例
   ========================================================================== */
.case-layout{display:grid;grid-template-columns:60% 1fr;gap:32px;}
.case-main{position:relative;display:block;overflow:hidden;background:var(--navy);min-height:460px;}
.case-main img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;opacity:.6;transition:.5s var(--ease);}
.case-main:hover img{transform:scale(1.03);}
.case-main .body{position:relative;z-index:2;padding:48px;height:100%;display:flex;flex-direction:column;justify-content:flex-end;min-height:460px;
  background:linear-gradient(to top,rgba(6,26,58,.94) 12%,rgba(6,26,58,.05) 70%);}
.case-main h3{font-size:28px;color:#fff;margin-bottom:8px;}
.case-main .zh{color:var(--text-on-dark);font-size:15px;margin-bottom:20px;}
.case-side{display:grid;gap:24px;}
.case-item{display:flex;gap:18px;align-items:center;background:#fff;padding:18px;box-shadow:var(--shadow);}
.case-item img{width:110px;height:82px;object-fit:cover;flex-shrink:0;}
.case-item h4{font-size:17px;margin-bottom:4px;}
.case-item p{font-size:13.5px;color:var(--text-sub);}

/* ==========================================================================
   07 工艺测试中心
   ========================================================================== */
.flow{display:grid;grid-template-columns:repeat(6,1fr);gap:0;margin:56px 0 48px;}
.flow li{position:relative;text-align:center;padding:0 10px;}
.flow li::before{
  content:"";position:absolute;top:26px;left:50%;width:100%;height:1px;
  background:rgba(32,184,255,.35);
}
.flow li:last-child::before{display:none;}
.flow .dot{
  position:relative;z-index:2;width:52px;height:52px;margin:0 auto 16px;border-radius:50%;
  background:var(--navy);border:1px solid var(--cyan);color:var(--cyan);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
}
.flow h4{font-size:16px;color:#fff;font-weight:600;}
.flow .en{font-size:12.5px;color:rgba(255,255,255,.55);}

/* ==========================================================================
   08 技术中心
   ========================================================================== */
.art-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.art-card{display:block;border-bottom:1px solid var(--gray-line);padding-bottom:24px;}
.art-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--gray);margin-bottom:20px;}
.art-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.art-card:hover .thumb img{transform:scale(1.04);}
.art-card .cat{font-size:13px;color:var(--blue);font-weight:600;}
.art-card h3{font-size:18px;line-height:1.5;margin:8px 0 10px;}
.art-card:hover h3{color:var(--blue);}
.art-card .date{font-size:13px;color:var(--text-sub);}

/* ==========================================================================
   09 关于齐昌
   ========================================================================== */
.about-grid{display:grid;grid-template-columns:62% 1fr;gap:56px;align-items:center;}
.about-grid img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:4px;}
.about-copy h2{font-size:38px;margin:10px 0 22px;}
.about-metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:36px;}
.about-metrics li{border-left:2px solid var(--cyan);padding-left:16px;}
.about-metrics b{display:block;font-size:17px;color:#fff;font-weight:600;}
.about-metrics span{font-size:13px;color:rgba(255,255,255,.55);}

/* ==========================================================================
   10 CTA
   ========================================================================== */
.cta{background:var(--navy-deep);color:#fff;padding:72px 0;text-align:center;}
.cta h2{font-size:34px;margin-bottom:12px;}
.cta .en-title{font-size:16px;color:var(--text-on-dark);margin-bottom:32px;}
.cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}
.cta .sign{margin-top:36px;font-size:13px;letter-spacing:.2em;color:rgba(255,255,255,.4);}

/* 合作伙伴 Logo：展示在内页 CTA 区域下方（深色，随 CTA 出现在每个页面底部） */
.cta-partners{margin-top:44px;padding-top:36px;border-top:1px solid rgba(255,255,255,.1);}
.cta-partners__label{display:block;font-size:12.5px;letter-spacing:.1em;color:rgba(255,255,255,.45);margin-bottom:20px;}
.cta-partners__row{display:flex;align-items:center;justify-content:center;gap:36px;flex-wrap:wrap;}
.cta-partners__row img{
  height:32px;width:auto;max-width:130px;object-fit:contain;
  filter:grayscale(1) brightness(1.8);opacity:.6;transition:filter .25s var(--ease),opacity .25s var(--ease);
}
.cta-partners__row img:hover{filter:none;opacity:1;}

/* 首页专用合作伙伴展示区：白底，最多 8 个 Logo，网格排列更直观 */
.partners-sec{background:#fff;}
.partners-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:1000px;margin:0 auto;
}
.partners-grid__item{
  display:flex;align-items:center;justify-content:center;
  height:110px;padding:16px;border:1px solid var(--gray-line);border-radius:8px;background:#fff;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.partners-grid__item:hover{border-color:var(--blue);box-shadow:var(--shadow);}
.partners-grid__item img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;}
.partners-empty{text-align:center;color:var(--text-sub);font-size:14px;}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{background:var(--navy-deep);color:rgba(255,255,255,.66);padding:72px 0 0;font-size:15px;}
.wrap--footer{max-width:1220px;}
/* 五列单行，宽度按内容协调分配：关于我们 / 产品中心 / 新闻资讯 / 联系我们 / 扫一扫关注 */
.foot-grid{display:grid;grid-template-columns:.95fr .95fr .8fr 1.5fr 1.35fr;gap:0;padding:40px 0;}
.foot-col{padding:0 24px;}
.foot-col:first-child{padding-left:0;}
.foot-col:last-child{padding-right:0;}
.foot-col:not(:first-child){border-left:1px solid rgba(255,255,255,.12);}
.foot-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700;}
.foot-col ul{list-style:none;margin:0;padding:0;}
.foot-col li{margin-bottom:10px;font-size:13.5px;}
.foot-col a{color:rgba(255,255,255,.62);}
.foot-col a:hover{color:var(--cyan);}

/* 联系我们：大号热线号码，邮箱/地址尽量单行显示 */
.foot-hotline-label{font-size:12px;color:rgba(255,255,255,.5);margin:0 0 5px;}
.foot-hotline{
  display:block;font-size:21px;font-weight:800;color:var(--cyan);letter-spacing:.01em;
  margin-bottom:16px;line-height:1.25;
}
.foot-hotline:hover{color:var(--cyan);opacity:.85;}
.foot-contact{list-style:none;margin:0;padding:0;}
.foot-contact li{display:flex;align-items:flex-start;gap:8px;margin-bottom:11px;font-size:13px;color:rgba(255,255,255,.62);line-height:1.55;}
.foot-contact li svg{flex:0 0 auto;margin-top:2px;color:var(--cyan);}
.foot-contact a{color:rgba(255,255,255,.62);}
.foot-contact a:hover{color:var(--cyan);}

/* 扫一扫关注：固定一排 3 个、两排排完 6 个，尺寸缩小；
   .foot-grid 是一行 grid，各列默认已经等高（跟最高的「联系我们」栏一样高），
   这里再让二维码列用 flex 把二维码块推到列底部，
   就正好跟左边「联系我们」栏最后一行（百度地图导航）在同一条线上，
   不需要猜像素，联系方式内容变化时也会自动跟着对齐。 */
.foot-qr-col{display:flex;flex-direction:column;}
.foot-qr-col .foot-qr-row,.foot-qr-col .foot-qr-empty{margin-top:auto;}
.foot-qr-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px 12px;}
.foot-qr-col figure{margin:0;text-align:center;}
.foot-qr-col img{width:100%;max-width:74px;aspect-ratio:1/1;height:auto;border-radius:6px;background:#fff;padding:5px;margin:0 auto;display:block;}
.foot-qr-col figcaption{margin-top:5px;font-size:11px;color:rgba(255,255,255,.55);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.foot-whatsapp{display:flex;flex-direction:column;align-items:center;gap:8px;color:#fff;}
.foot-whatsapp svg{width:48px;height:48px;padding:11px;border-radius:50%;background:rgba(255,255,255,.08);color:var(--cyan);}
.foot-whatsapp:hover svg{background:var(--blue);}
.foot-whatsapp span{font-size:13px;color:rgba(255,255,255,.62);}
.foot-qr-empty{font-size:12px;color:rgba(255,255,255,.4);line-height:1.6;}

.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:22px 0;
  font-size:13px;color:rgba(255,255,255,.4);text-align:center;
}
.foot-copyright{margin:0;line-height:1.8;}
.foot-copyright a{color:rgba(255,255,255,.5);text-decoration:underline;text-underline-offset:2px;}
.foot-copyright a:hover{color:var(--cyan);}

/* ==========================================================================
   内页通用组件
   ========================================================================== */
.content{padding:88px 0;}
.content-grid{display:grid;grid-template-columns:1fr 300px;gap:56px;align-items:start;}

.prose{font-size:16.5px;line-height:1.9;color:var(--text);}
.prose h2{font-size:30px;margin:48px 0 18px;}
.prose h3{font-size:22px;margin:36px 0 14px;}
.prose p{margin-bottom:18px;}
.prose ul{margin:0 0 22px;}
.prose ul li{position:relative;padding-left:20px;margin-bottom:9px;}
.prose ul li::before{content:"";position:absolute;left:0;top:13px;width:6px;height:6px;background:var(--blue);}
.prose img{margin:26px 0;}
.prose > *:first-child{margin-top:0;}

.spec-table th,.spec-table td{border:1px solid var(--gray-line);padding:14px 20px;text-align:left;font-size:15.5px;}
.spec-table th{background:var(--gray);width:200px;font-weight:600;}
.spec-table tr:hover td{background:#FAFCFF;}
.map-nav-btns{display:inline-flex;gap:10px;flex-wrap:wrap;margin-left:10px;}
.map-nav-btn{display:inline-flex;align-items:center;gap:5px;padding:4px 12px;border:1px solid var(--blue,#0B7FD4);border-radius:20px;font-size:12.5px;color:var(--blue,#0B7FD4);white-space:nowrap;transition:background .15s,color .15s;}
.map-nav-btn:hover{background:var(--blue,#0B7FD4);color:#fff;}
.foot-map-nav span a{color:var(--cyan);}
.foot-map-nav span i{margin:0 4px;opacity:.4;font-style:normal;}

.tagbox{display:flex;flex-wrap:wrap;gap:10px;}
.tagbox span{padding:8px 18px;background:var(--gray);border:1px solid var(--gray-line);font-size:14.5px;}

.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.video-card{position:relative;display:block;aspect-ratio:16/9;background:var(--navy);overflow:hidden;}
.video-card img{width:100%;height:100%;object-fit:cover;opacity:.7;}

/* 视频展示 CPT：独立卡片样式（缩略图 + 标题），archive 与详情页复用 */
.video-grid--archive{grid-template-columns:repeat(4,1fr);gap:20px;}
.vid-card{display:block;}
.vid-card .thumb{position:relative;aspect-ratio:800/450;overflow:hidden;background:var(--navy);border-radius:6px;}
.vid-card .thumb img{width:100%;height:100%;object-fit:cover;opacity:.82;transition:.4s var(--ease);}
.vid-card:hover .thumb img{opacity:1;transform:scale(1.04);}
.vid-card .play{
  position:absolute;inset:0;margin:auto;width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.92);color:var(--navy);
  display:flex;align-items:center;justify-content:center;
  transition:background .25s var(--ease),transform .25s var(--ease);
}
.vid-card:hover .play{background:var(--cyan);transform:scale(1.08);}
.vid-card .dur{
  position:absolute;right:8px;bottom:8px;padding:2px 7px;border-radius:4px;
  background:rgba(8,13,18,.72);color:#fff;font-size:11.5px;letter-spacing:.02em;
}
.vid-card h3{margin-top:10px;font-size:14.5px;line-height:1.4;color:var(--text);}

/* 视频播放器（详情页） */
.qc-video-player{width:100%;border-radius:6px;background:#000;aspect-ratio:16/9;}
.qc-video-embed{position:relative;width:100%;aspect-ratio:16/9;border-radius:6px;overflow:hidden;background:#000;}
.qc-video-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0;}

.video-card .play{
  position:absolute;inset:0;margin:auto;width:60px;height:60px;border-radius:50%;
  background:rgba(8,104,217,.92);display:flex;align-items:center;justify-content:center;
}
.video-card .play::after{content:"";border-left:14px solid #fff;border-top:9px solid transparent;border-bottom:9px solid transparent;margin-left:4px;}
.video-card .t{position:absolute;left:0;right:0;bottom:0;padding:16px 20px;color:#fff;font-size:15px;
  background:linear-gradient(to top,rgba(6,26,58,.9),transparent);}

.sidebar .box{border:1px solid var(--gray-line);margin-bottom:28px;}
.sidebar .box h4{font-size:17px;padding:18px 24px;background:var(--navy);color:#fff;}
.sidebar .box ul{padding:12px 0;}
.sidebar .box li a{display:block;padding:10px 24px;font-size:15px;color:var(--text-sub);}
.sidebar .box li a:hover{color:var(--blue);background:var(--gray);}
.sidebar .cta-box{background:var(--navy);color:#fff;padding:32px 28px;}
.sidebar .cta-box h4{font-size:20px;background:none;padding:0;margin-bottom:10px;}
.sidebar .cta-box p{font-size:14.5px;color:var(--text-on-dark);margin-bottom:22px;}

/* 列表页 */
.list-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;}
.news-row{display:grid;grid-template-columns:300px 1fr;gap:32px;padding:32px 0;border-bottom:1px solid var(--gray-line);align-items:center;}
.news-row .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--gray);}
.news-row .thumb img{width:100%;height:100%;object-fit:cover;transition:.5s var(--ease);}
.news-row:hover .thumb img{transform:scale(1.04);}
.news-row h3{font-size:22px;margin-bottom:12px;}
.news-row:hover h3{color:var(--blue);}
.news-row .meta{font-size:13.5px;color:var(--text-sub);margin-bottom:12px;}
.news-row p{font-size:15px;color:var(--text-sub);}

.filter{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:48px;}
.filter a{padding:10px 22px;border:1px solid var(--gray-line);font-size:15px;background:#fff;}
.filter a:hover,.filter a.is-on{background:var(--blue);border-color:var(--blue);color:#fff;}

.pager{display:flex;gap:8px;justify-content:center;margin-top:56px;}
.pager a,.pager span{min-width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--gray-line);font-size:15px;padding:0 14px;}
.pager .is-on{background:var(--blue);border-color:var(--blue);color:#fff;}
.pager a:hover{border-color:var(--blue);color:var(--blue);}

/* FAQ 折叠 */
.faq{border-top:1px solid var(--gray-line);}
.faq-item{border-bottom:1px solid var(--gray-line);}
.faq-q{
  width:100%;background:none;border:0;text-align:left;padding:26px 48px 26px 0;
  font-size:19px;font-weight:600;color:var(--text);position:relative;
}
.faq-q::after{content:"";position:absolute;right:8px;top:50%;width:14px;height:2px;background:var(--blue);}
.faq-q::before{content:"";position:absolute;right:14px;top:50%;width:2px;height:14px;margin-top:-6px;background:var(--blue);transition:.3s var(--ease);}
.faq-item.is-open .faq-q::before{transform:rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease);}
.faq-a div{padding:0 0 26px;color:var(--text-sub);font-size:16px;}

/* 表单 */
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field--full{grid-column:1/-1;}
.field label{font-size:14.5px;font-weight:600;}
.field label em{color:#D93025;font-style:normal;margin-left:3px;}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:15.5px;padding:13px 16px;border:1px solid var(--gray-line);
  background:#fff;border-radius:var(--radius);color:var(--text);transition:border-color .25s var(--ease);
}
.field textarea{min-height:140px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue);outline:none;}
.form-note{font-size:13.5px;color:var(--text-sub);margin-top:6px;}

.contact-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.contact-card{background:#fff;border:1px solid var(--gray-line);padding:32px 28px;}
.contact-card h3{font-size:19px;margin-bottom:10px;}
.contact-card p{font-size:14.5px;color:var(--text-sub);margin-bottom:16px;}

/* 悬浮联系条 */
.float-bar{position:fixed;right:20px;bottom:24px;z-index:80;display:flex;flex-direction:column;gap:8px;}
.float-bar .fb-item,.float-bar .fb-btn{
  width:48px;height:48px;border-radius:10px;background:var(--navy);color:#fff;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  box-shadow:var(--shadow-lg);transition:background .25s var(--ease),transform .25s var(--ease);
}
.float-bar .fb-item:hover,.float-bar .fb-btn:hover{background:var(--blue);transform:translateY(-2px);}
.float-bar .has-pop{position:relative;}
.float-bar .fb-pop{
  position:absolute;right:58px;bottom:0;background:#fff;padding:10px;border-radius:10px;
  box-shadow:var(--shadow-lg);width:152px;text-align:center;
  opacity:0;visibility:hidden;transform:translateX(8px);
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;
}
.float-bar .fb-pop img{width:132px;height:132px;margin:0 auto;border-radius:4px;}
.float-bar .fb-pop b{display:block;margin-top:6px;font-size:12px;color:var(--text-sub);font-weight:600;}
.float-bar .has-pop:hover .fb-pop,.float-bar .has-pop:focus-within .fb-pop{opacity:1;visibility:visible;transform:none;}

/* 滚动淡入 */
.js .fade-up{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
.js .fade-up.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .js .fade-up{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width:1180px){
  .nav > li > a{padding:0 9px;font-size:14.5px;}
  .logo b{font-size:21px;}
  .logo img{max-height:34px;padding:5px 9px;}
}
@media (max-width:1024px){
  .site-header .nav,.header-side .btn{display:none;}
  .burger{display:block;}
  /* 导航收起为汉堡按钮后，logo 靠左、语言切换与汉堡按钮靠右，两端对齐 */
  .header-side{margin-left:auto;}
  .hero{aspect-ratio:auto;min-height:460px;max-height:520px;}
  /* 平板/手机容器比例和原图（宽幅横版）差异较大，改为完整显示整张图，不再裁切/放大 */
  .hero .hs-slide img{object-fit:contain;}
    .value-grid,.art-grid{grid-template-columns:repeat(2,1fr);}
  .prod-grid,.sol-grid,.ind-grid,.video-grid--archive{grid-template-columns:repeat(3,1fr);}
  .partners-grid{grid-template-columns:repeat(4,1fr);gap:16px;}
  .list-grid,.video-grid{grid-template-columns:repeat(2,1fr);}
  .case-layout,.about-grid,.content-grid{grid-template-columns:1fr;}
  .flow{grid-template-columns:repeat(3,1fr);row-gap:36px;}
  .flow li:nth-child(3)::before{display:none;}
  .foot-grid{grid-template-columns:repeat(2,1fr);gap:28px 0;}
  .foot-col{padding:0 24px;border-left:0!important;}
  .foot-col:nth-child(2n){border-left:1px solid rgba(255,255,255,.12)!important;}
  .contact-cards{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:767px){
  :root{--header-h:64px;}
  .wrap{padding:0 20px;}
  .logo b{font-size:17px;letter-spacing:.08em;}
  .logo span{font-size:8px;letter-spacing:.1em;}
  .logo img{max-height:28px;}
  .header-side{gap:12px;}
  .lang{font-size:12.5px;}
  .sec,.content{padding:64px 0;}
  .sec-head{margin-bottom:26px;}
  .sec-head h2{font-size:24px;}
  .hero{margin-top:var(--header-h);aspect-ratio:auto;min-height:400px;max-height:460px;}
  .hero-inner{padding:0 0 40px;}
  .hero-btns{gap:12px;}
  .hero-btns .btn{flex:1;min-width:140px;}
  .hero .hs-dots{bottom:14px;width:100%;left:0;}
  .hero .hs-nav{opacity:1;width:34px;height:34px;}
  .page-hero{padding:calc(var(--header-h) + 52px) 0 52px;}
  .page-hero h1{font-size:30px;}
  .value-grid{grid-template-columns:1fr;}
  .prod-grid,.sol-grid,.ind-grid,.video-grid--archive{grid-template-columns:repeat(2,1fr);gap:14px;}
  .partners-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .partners-grid__item{height:88px;}
  .list-grid,.video-grid,.news-row{grid-template-columns:1fr;}
  .ind-card .cap{padding:16px;}
  .ind-card h3{font-size:16px;}
  .ind-card .hoverbox{display:none;}
  .flow{grid-template-columns:repeat(2,1fr);}
  .flow li::before{display:none;}
  .case-main .body{padding:28px;min-height:360px;}
  .case-main h3{font-size:22px;}
  .cta h2{font-size:28px;}
  .form-grid,.about-metrics,.contact-cards{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;gap:26px;}
  .foot-col{padding:0!important;border-left:0!important;}
  .foot-col:not(:first-child){border-top:1px solid rgba(255,255,255,.12);padding-top:24px!important;}
  .foot-hotline{font-size:21px;}
  .prose h2{font-size:24px;}
  .spec-table th{width:120px;padding:12px 14px;}
  .spec-table td{padding:12px 14px;}
  .float-bar{right:12px;bottom:12px;}
  .float-bar .fb-item,.float-bar .fb-btn{width:44px;height:44px;}
  .float-bar .fb-pop{right:52px;}
}

/* 打印 */
@media print{
  .site-header,.site-footer,.float-bar,.cta{display:none;}
}

/* =========================================================
   WordPress 专用补充样式
   ========================================================= */

/* 表单提示 */
.qc-form-msg{display:none;margin:12px 0 0;font-size:14px;line-height:1.7}
.qc-form-msg.is-ok{display:block;color:#0f7b3f;background:#eaf7ef;border:1px solid #bfe6cd;padding:10px 14px;border-radius:6px}
.qc-form-msg.is-err{display:block;color:#b3261e;background:#fdeceb;border:1px solid #f3c5c2;padding:10px 14px;border-radius:6px}

/* 搜索框 */
.qc-search{display:flex;gap:10px;flex-wrap:wrap}
.qc-search input[type=search]{flex:1;min-width:220px;height:48px;padding:0 16px;border:1px solid #d9dee6;border-radius:6px;font-size:15px;background:#fff}
.qc-search input[type=search]:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(8,104,217,.12)}
.qc-search button{height:48px}

/* 手机端二级菜单 */
.mnav .sub-menu{display:none;list-style:none;margin:6px 0 6px 14px;padding:0;border-left:2px solid var(--gray-line)}
.mnav .menu-item-has-children.is-open>.sub-menu{display:block}
.mnav .sub-menu a{font-size:15px;color:var(--text-sub);padding:8px 0 8px 14px}

/* WordPress 编辑器默认区块 */
.prose .wp-block-image,.prose figure{margin:24px 0}
.prose .wp-block-image img,.prose figure img{max-width:100%;height:auto;border-radius:6px}
.prose figcaption{font-size:13px;color:#7a8596;text-align:center;margin-top:8px}
.prose .alignleft{float:left;margin:0 24px 16px 0}
.prose .alignright{float:right;margin:0 0 16px 24px}
.prose .aligncenter{margin-left:auto;margin-right:auto;display:block}
.prose blockquote{margin:24px 0;padding:14px 20px;border-left:3px solid var(--blue);background:var(--gray);color:#3d4756}
.prose .wp-block-table table{width:100%;border-collapse:collapse}
.prose .wp-block-table td,.prose .wp-block-table th{border:1px solid #e3e8ef;padding:10px 14px}
.prose ol,.prose ul{padding-left:22px}
.prose ol li,.prose ul li{margin:6px 0}
.screen-reader-text{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

/* 管理员工具条留白 */
body.admin-bar .site-header{top:32px}
@media (max-width:782px){body.admin-bar .site-header{top:46px}}

/* =========================================================
   V2.1 新增组件
   ========================================================= */

/* ---------- 首屏轮播 ---------- */
.hero-slider{position:relative;border-radius:10px;overflow:hidden;background:var(--navy-soft);
  box-shadow:0 20px 60px rgba(0,0,0,.35);outline:none;}
.hero-slider::after{content:"";position:absolute;inset:0;pointer-events:none;
  border:1px solid rgba(56,198,244,.22);border-radius:10px;}
.hs-track{position:relative;aspect-ratio:25/18;}
.hs-slide{position:absolute;inset:0;margin:0;opacity:0;visibility:hidden;
  transition:opacity .7s var(--ease),transform .7s var(--ease);transform:scale(1.03);}
.hs-slide.is-active{opacity:1;visibility:visible;transform:none;}
.hs-slide img{width:100%;height:100%;object-fit:cover;}
.hs-slide figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:44px 22px 18px;color:#fff;font-size:14px;
  background:linear-gradient(to top,rgba(8,13,18,.82),rgba(8,13,18,0));
}
.hs-nav{
  position:absolute;top:50%;transform:translateY(-50%);width:40px;height:40px;border:0;cursor:pointer;
  border-radius:50%;background:rgba(255,255,255,.14);backdrop-filter:blur(6px);color:#fff;
  display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s var(--ease),background .25s var(--ease);
}
.hero-slider:hover .hs-nav,.hero-slider:focus-within .hs-nav{opacity:1;}
.hs-nav:hover{background:var(--blue);}
.hs-prev{left:14px;} .hs-next{right:14px;}
.hs-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px;}
.hs-dots button{
  width:26px;height:3px;border:0;padding:0;cursor:pointer;border-radius:2px;
  background:rgba(255,255,255,.34);transition:background .3s var(--ease),width .3s var(--ease);
}
.hs-dots button.is-active{background:var(--cyan);width:40px;}

/* ---------- 区块「查看全部」按钮 ---------- */
.sec-more{margin-top:32px;text-align:center;}
.sec--navy .sec-more .btn--ghost{border-color:rgba(255,255,255,.34);color:#fff;}
.sec--navy .sec-more .btn--ghost:hover{background:var(--cyan);border-color:var(--cyan);color:var(--navy);}

/* ---------- 产品中心二级分类 ---------- */
.cat-block{padding:56px 0;border-bottom:1px solid var(--gray-line);}
.cat-block:first-child{padding-top:8px;}
.cat-block:last-child{border-bottom:0;}
.cat-block__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:26px;flex-wrap:wrap;}
.cat-block__head h2{margin:0;font-size:26px;letter-spacing:-.01em;}
.cat-block__head h2 a:hover{color:var(--blue);}
.cat-block__head .sub{margin:8px 0 0;color:var(--text-sub);font-size:15px;}
.subcat-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px;}
.subcat-chips a{
  display:inline-flex;align-items:center;gap:7px;padding:8px 15px;border-radius:999px;
  border:1px solid var(--gray-line);background:#fff;font-size:14px;color:var(--text-sub);
  transition:all .25s var(--ease);
}
.subcat-chips a span{
  font-size:11px;min-width:18px;height:18px;padding:0 5px;border-radius:9px;
  background:var(--gray);color:var(--text-sub);display:inline-flex;align-items:center;justify-content:center;
}
.subcat-chips a:hover{border-color:var(--blue);color:var(--blue);}
.subcat-chips a.is-on{background:var(--navy);border-color:var(--navy);color:#fff;}
.subcat-chips a.is-on span{background:rgba(255,255,255,.18);color:#fff;}

/* ---------- 联系页大二维码卡片 ---------- */
.qr-cards{display:flex;gap:32px;flex-wrap:wrap;margin-top:44px;}
.qr-cards figure{margin:0;text-align:center;background:#fff;padding:18px;border-radius:10px;
  border:1px solid var(--gray-line);box-shadow:var(--shadow);}
.qr-cards img{width:170px;height:170px;border-radius:4px;}
.qr-cards figcaption{margin-top:10px;font-size:14px;font-weight:600;color:var(--text);}

@media (max-width:767px){
  .hs-nav{opacity:1;width:34px;height:34px;}
  .cat-block{padding:38px 0;}
  .cat-block__head h2{font-size:21px;}
  .foot-qr-row{justify-content:center;}
  .qr-cards{gap:16px;justify-content:center;}
  .qr-cards img{width:120px;height:120px;}
}