/* ============================================================
   Matec Slurry Pump — Industrial B2B Theme (Blue + Teal accent)
   Pure static CSS, no framework. Mobile-first responsive.
   ============================================================ */
:root{
  --blue-900:#001f3f;
  --blue-800:#00264f;
  --blue-700:#003366;   /* primary */
  --blue-600:#005B9F;
  --blue-500:#0077CC;
  --blue-100:#E7F0F8;
  --teal:#17A2B8;       /* accent */
  --teal-700:#0E7C8C;
  --green:#4A9B55;      /* brand logo green */
  --green-700:#3A7D43;
  --ink:#1A2230;
  --grey-700:#44505F;
  --grey-500:#6B7785;
  --grey-300:#C9D2DC;
  --grey-100:#EEF2F6;
  --grey-50:#F6F8FB;
  --white:#FFFFFF;
  --amber:#4A9B55;      /* trust numbers highlight — aligned with brand green */
  --radius:10px;
  --radius-lg:16px;
  --shadow-sm:0 1px 3px rgba(0,30,63,.08);
  --shadow:0 6px 22px rgba(0,30,63,.10);
  --shadow-lg:0 18px 48px rgba(0,30,63,.16);
  --container:1240px;
  --font:"Arial","Helvetica Neue",Helvetica,"Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--white);line-height:1.6;
  -webkit-font-smoothing:antialiased;font-size:16px}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{line-height:1.2;font-weight:700;color:var(--blue-800)}
.wrap{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:44px 0}
.section-sm{padding:36px 0}
.bg-grey{background:var(--grey-50)}
.bg-blue{background:var(--blue-700);color:#fff}
.bg-blue h2,.bg-blue h3{color:#fff}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:1.5px;
  text-transform:uppercase;color:var(--teal-700);margin-bottom:12px}
.eyebrow.on-dark{color:#8FE0EC}
.section-title{font-size:34px;margin-bottom:14px}
.section-sub{font-size:17px;color:var(--grey-500);max-width:720px;margin:0 auto 8px}
.center{text-align:center}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:6px;
  font-weight:700;font-size:15px;cursor:pointer;border:2px solid transparent;transition:.2s}
.btn-primary{background:var(--blue-700);color:#fff}
.btn-primary:hover{background:var(--blue-800);transform:translateY(-1px)}
.btn-accent{background:var(--teal);color:#fff}
.btn-accent:hover{background:var(--teal-700);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--blue-700)}
.btn-light:hover{background:var(--blue-100)}
.btn-ghost{background:transparent;border-color:#fff;color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-ghost-light{background:transparent;border:1px solid rgba(255,255,255,.4);color:#fff;padding:12px 24px;border-radius:var(--radius);font-weight:700;display:inline-block;transition:.2s}
.btn-ghost-light:hover{background:rgba(255,255,255,.1)}
.btn-outline{background:transparent;border-color:var(--blue-600);color:var(--blue-700)}
.btn-outline:hover{background:var(--blue-700);color:#fff}

/* ---------- Top bar ---------- */
.topbar{background:var(--blue-900);color:#C9D6E5;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:40px}
.topbar a{color:#C9D6E5}
.topbar a:hover{color:#fff}
.topbar .t-right{display:flex;gap:20px}
/* ---------- Nav ---------- */
.nav{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--grey-100);
  box-shadow:var(--shadow-sm)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;height:44px}
.logo img{height:100%;width:auto;object-fit:contain}
.nav .logo{height:48px}
.nav-menu{display:flex;gap:var(--nav-gap,22px);list-style:none;min-width:0}
.nav-menu a{font-size:var(--nav-fs,15px);font-weight:600;color:var(--ink);padding:6px 0;position:relative;white-space:nowrap}
.nav-menu a:hover{color:var(--blue-600)}
.nav-menu a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;
  background:var(--teal);transition:.25s}
.nav-menu a:hover::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-cta .btn{padding:10px 20px;white-space:nowrap}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer}
.burger span{width:24px;height:2px;background:var(--ink)}

/* Nav dropdown */
.nav-menu .has-dropdown{position:relative}
.nav-menu .dropdown{display:none;position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--grey-100);border-radius:var(--radius);box-shadow:var(--shadow);min-width:160px;padding:8px 0;list-style:none;z-index:60}
.nav-menu .has-dropdown:hover .dropdown{display:block}
.nav-menu .dropdown li{padding:0}
.nav-menu .dropdown a{display:block;padding:9px 18px;font-size:14px;font-weight:600;color:var(--ink);white-space:nowrap}
.nav-menu .dropdown a:hover{color:var(--blue-600);background:var(--blue-50)}
/* 中屏收紧导航：菜单、按钮、语言切换单行排布不换行 */
@media(max-width:1240px){
  .nav-menu{gap:min(14px,var(--nav-gap,22px))}
  .nav-menu a{font-size:min(13.5px,var(--nav-fs,15px))}
  .nav-cta{gap:8px}
  .nav-cta .btn{padding:9px 14px;font-size:13.5px}
  .lang-switch{margin-left:0}
  .lang-btn{padding:6px 8px}
}
@media(max-width:1080px){
  .nav-menu{gap:min(10px,var(--nav-gap,22px))}
  .nav-menu a{font-size:min(13px,var(--nav-fs,15px))}
  .nav-cta .btn{padding:9px 12px}
}

/* ---------- Hero banner (carousel) ---------- */
.hero{position:relative;aspect-ratio:1920/650;background:var(--blue-800);overflow:hidden}
.slides{height:100%;position:relative}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .8s ease;display:flex;align-items:center;
  background-size:cover;background-position:center;background-repeat:no-repeat;background-color:var(--blue-800)}
.slide.active{opacity:1}
.slide .bg{position:absolute;inset:0;z-index:1}
.slide .bg::before{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(0,31,63,.60) 0%,rgba(0,31,63,.30) 45%,rgba(0,31,63,.04) 100%)}
.slide .inner{position:relative;z-index:2;max-width:var(--container);margin:0 auto;padding:0 24px;width:100%}
.slide .copy{max-width:640px;color:#fff}
.slide .tag{display:inline-block;background:var(--teal);color:#fff;font-size:12px;font-weight:700;
  letter-spacing:1px;padding:5px 12px;border-radius:4px;margin-bottom:18px}
.slide h1{color:#fff;font-size:46px;line-height:1.12;margin-bottom:18px}
.slide p{font-size:18px;color:#D7E3F0;margin-bottom:28px}
.slide .acts{display:flex;gap:14px;flex-wrap:wrap}
.dots{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:3;display:flex;gap:10px}
.dots button{width:11px;height:11px;border-radius:50%;border:0;background:rgba(255,255,255,.45);cursor:pointer}
.dots button.active{background:var(--teal);width:28px;border-radius:6px}

/* ---------- Trust bar ---------- */
.trust{background:var(--blue-100);border-bottom:1px solid var(--grey-100)}
.trust .wrap{display:flex;flex-wrap:wrap;justify-content:space-around;gap:18px;padding:26px 24px}
.trust .item{text-align:center;min-width:140px}
.trust .num{font-size:30px;font-weight:700;color:var(--blue-700)}
.trust .lab{font-size:13px;color:var(--grey-500);margin-top:2px}

/* ---------- Value props ---------- */
.value-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px}
.value-card{background:#fff;border:1px solid var(--grey-100);border-radius:var(--radius);
  padding:28px 24px;box-shadow:var(--shadow-sm);transition:.25s}
.value-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.value-card .ic{width:48px;height:48px;border-radius:10px;background:var(--blue-100);
  color:var(--blue-700);display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;margin-bottom:16px}
.value-card h3{font-size:18px;margin-bottom:8px}
.value-card p{font-size:14px;color:var(--grey-500)}

/* ---------- Product cards ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px}
.prod-card{background:#fff;border:1px solid var(--grey-100);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);transition:.25s;display:flex;flex-direction:column}
.prod-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.prod-card .ph{height:220px;background:var(--blue-100);position:relative;display:flex;
  align-items:center;justify-content:center;overflow:hidden}
.prod-card .ph img{width:100%;height:100%;object-fit:cover}
.prod-card .ph .ph-label{position:absolute;bottom:10px;left:10px;background:rgba(0,31,63,.7);
  color:#fff;font-size:11px;padding:4px 9px;border-radius:4px;letter-spacing:.3px}
.prod-card .pb{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.prod-card h3{font-size:19px}
.prod-card p{font-size:14px;color:var(--grey-500);flex:1}
.prod-card .meta{font-size:13px;color:var(--blue-600);font-weight:600}
.prod-card .more{margin-top:6px;color:var(--blue-700);font-weight:700;font-size:14px}

/* ---------- Applications strip ---------- */
.app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:36px}
.app-card{background:#fff;border:1px solid var(--grey-100);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);transition:.2s}
.app-card:hover{border-color:var(--teal);transform:translateY(-3px)}
.app-card .ic{font-size:22px;margin-bottom:10px}
.app-card h4{font-size:16px;margin-bottom:6px}
.app-card p{font-size:13px;color:var(--grey-500)}

/* two-column applications layout fills the width */
.app-grid.two-col{grid-template-columns:repeat(2,1fr)}

/* ---------- Application detail page ---------- */
.app-detail{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:center;margin-bottom:64px}
.app-detail-reverse{grid-template-columns:1.1fr 1fr}
.app-detail-reverse .app-detail-img{order:2}
.app-detail-img{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);background:var(--blue-100)}
.app-detail-img img{width:100%;height:100%;object-fit:cover;min-height:340px}
.app-detail-body .eyebrow{margin-bottom:10px}
.app-detail-body h2{font-size:30px;margin-bottom:14px}
.app-detail-body p{color:var(--grey-500);line-height:1.65;margin-bottom:16px}
.app-spec{display:flex;flex-direction:column;gap:12px;margin-top:20px}
.app-spec div{display:flex;flex-direction:column;gap:3px;padding:12px 16px;background:var(--grey-50);border-radius:8px;border-left:3px solid var(--teal)}
.app-spec strong{font-size:13px;color:var(--blue-800);text-transform:uppercase;letter-spacing:.5px}
.app-spec span{font-size:14px;color:var(--grey-500)}
@media(max-width:1024px){.app-detail,.app-detail-reverse{grid-template-columns:1fr}.app-detail-reverse .app-detail-img{order:0}.app-detail-img img{min-height:260px}}

/* home applications: simpler icon-led cards, distinct from the applications page */
.app-grid.home-apps{grid-template-columns:repeat(2,1fr)}
.app-grid.home-apps .app-card{display:flex;align-items:flex-start;gap:20px;padding:28px;text-align:left}
.app-grid.home-apps .app-card .ic{font-size:36px;margin-bottom:0;flex-shrink:0;line-height:1}
.app-grid.home-apps .app-card h4{font-size:18px;margin-bottom:8px}
.app-grid.home-apps .app-card p{font-size:14px;color:var(--grey-500);line-height:1.55}
.app-grid.home-apps .app-card ul{display:none}

/* ---------- Clients / partners ---------- */
.clients{background:#fff;padding:60px 0}
.clients .wrap{text-align:center}
.clients-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:36px;margin-top:32px;align-items:center;justify-items:center}
.client-item{display:flex;align-items:center;justify-content:center;width:100%;height:120px;
  transition:.2s}
.client-item:hover{transform:translateY(-2px)}
.client-item img{max-width:100%;max-height:100px;width:auto;height:auto;object-fit:contain;filter:none;opacity:1}

@media (min-width:1400px){.clients-grid{gap:48px}.client-item{height:140px}.client-item img{max-height:120px}}
@media (max-width:1024px){.clients-grid{grid-template-columns:repeat(4,1fr);gap:22px}}
@media (max-width:768px){.clients-grid{grid-template-columns:repeat(3,1fr);gap:18px}}
@media (max-width:480px){.clients-grid{grid-template-columns:repeat(2,1fr);gap:16px}.client-item{height:76px}}

/* ---------- Why choose ---------- */
.why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:36px}
.why-item{display:flex;gap:16px;align-items:flex-start}
.why-item .chk{flex:0 0 34px;height:34px;border-radius:50%;background:var(--teal);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;margin-top:4px}
.why-item h4{font-size:17px;margin-bottom:4px}
.why-item p{font-size:14px;color:var(--grey-500)}

/* ---------- Cases ---------- */
.case-feature{display:grid;grid-template-columns:1.1fr 1fr;gap:0;border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow);background:#fff}
.case-feature .img{background:var(--blue-100);min-height:340px;position:relative}
.case-feature .img img{width:100%;height:100%;object-fit:cover}
.case-feature .img .ph-label{position:absolute;bottom:12px;left:12px;background:rgba(0,31,63,.7);
  color:#fff;font-size:11px;padding:5px 10px;border-radius:4px}
.case-feature .body{padding:44px}
.case-feature .tag{color:var(--teal-700);font-weight:700;font-size:13px;letter-spacing:1px;text-transform:uppercase}
.case-feature h3{font-size:26px;margin:10px 0 14px}
.case-feature p{color:var(--grey-500);margin-bottom:18px}
.case-section{margin-bottom:22px}
.case-section h4{font-size:15px;color:var(--blue-800);margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}
.case-section ul{margin:0 0 12px 18px;color:var(--grey-500);font-size:14px}
.case-section li{margin-bottom:6px}
.case-result{background:var(--blue-100);border-left:4px solid var(--teal);padding:16px 18px;border-radius:0 var(--radius) var(--radius) 0;margin-top:18px}
.case-result h4{font-size:15px;color:var(--blue-800);margin-bottom:6px}
.case-result p{margin:0;color:var(--grey-700);font-size:14px}
.case-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:26px}
a.case-mini{display:flex}.case-mini{background:var(--grey-50);border:1px solid var(--grey-100);border-radius:var(--radius);
  padding:20px;transition:.2s;display:flex;flex-direction:column}
.case-mini:hover{box-shadow:var(--shadow);transform:translateY(-3px);background:#fff}
.case-mini .country{font-size:12px;color:var(--teal-700);font-weight:700;letter-spacing:.5px}
.case-mini h4{font-size:16px;margin:6px 0}
.case-mini p{font-size:13px;color:var(--grey-500);margin-bottom:8px;flex:1}
.case-mini .stat{font-size:12px;color:var(--blue-700);font-weight:700;border-top:1px solid var(--grey-100);padding-top:8px}
.case-mini .thumb{height:140px;margin-bottom:14px;overflow:hidden;border-radius:8px;background:var(--blue-100)}
.case-mini .thumb img{width:100%;height:100%;object-fit:cover;display:block}
.case-feature .spec-table{margin-top:8px}
.case-feature .spec-table th,.case-feature .spec-table td{padding:10px 14px;font-size:13px}
.case-dt{display:flex;flex-direction:column;margin:14px 0;font-size:14px;border:1px solid var(--grey-100);border-radius:var(--radius);overflow:hidden;background:#fff}
.case-dt div{display:flex;align-items:baseline;gap:10px;padding:9px 16px;border-bottom:1px solid var(--grey-100)}
.case-dt div:last-child{border-bottom:none}
.case-dt strong{color:var(--blue-800);font-weight:700;white-space:nowrap;min-width:120px}
.case-dt span{flex:1;color:var(--grey-500);line-height:1.45}

/* ---------- CTA band ---------- */
.cta-band{background:var(--blue-700);color:#fff;padding:60px 0;text-align:center}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:12px}
.cta-band p{color:#C9D6E5;margin-bottom:26px;font-size:17px}


/* ---------- News / Blog list view ---------- */
.news-layout{display:grid;grid-template-columns:260px 1fr;gap:48px;align-items:start}
.news-sidebar{position:sticky;top:96px}
.news-sidebar h4{font-size:13px;text-transform:uppercase;letter-spacing:1px;color:var(--blue-800);margin-bottom:14px}
.news-sidebar ul{list-style:none;margin:0;padding:0}
.news-sidebar li{margin-bottom:8px}
.news-sidebar a{color:var(--grey-500);font-size:14px}
.news-sidebar a:hover{color:var(--blue-600)}
.news-sidebar .latest a{font-size:13px;line-height:1.45;display:block}
.news-list{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--grey-100)}
.news-row{display:grid;grid-template-columns:110px 1fr 120px;gap:22px;align-items:center;padding:18px 0;border-bottom:1px solid var(--grey-100);transition:.2s}
.news-row:hover{background:var(--grey-50)}
.news-row .date{font-size:12px;color:var(--teal-700);font-weight:700;text-transform:uppercase;letter-spacing:.5px}
.news-row h4{font-size:17px;margin-bottom:6px}
.news-row h4 a{color:var(--blue-800)}
.news-row h4 a:hover{color:var(--blue-600)}
.news-row p{font-size:14px;color:var(--grey-500);line-height:1.55;margin:0}
.news-row .more{font-size:13px;font-weight:700;color:var(--blue-700);text-align:right}
@media(max-width:768px){.news-layout{grid-template-columns:1fr}.news-sidebar{position:static;margin-bottom:24px}.news-row{grid-template-columns:1fr}.news-row .more{text-align:left}}


/* ---------- Footer ---------- */
.footer{background:var(--blue-900);color:#A9B4C0;padding:36px 0 14px;font-size:14px}
.footer .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:28px;align-items:start}
.footer h4{color:#fff;font-size:15px;margin-bottom:10px;letter-spacing:.5px}
.footer a{color:#A9B4C0;display:block;margin-bottom:7px}
.footer a:hover{color:#fff}
.footer .brand{height:38px;margin-bottom:8px}
.footer .brand img{height:100%;width:auto;object-fit:contain}
.footer p{margin-bottom:5px;line-height:1.45}
.footer .group-links{display:inline}
.footer .bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:18px;padding-top:10px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12px;color:#7E8A99}
.footer .bottom span{max-width:100%}
.footer .net{display:flex;gap:14px;flex-wrap:wrap}
.footer .net a{margin:0;color:var(--teal)}
.footer .addr{display:block;margin-bottom:7px;color:#A9B4C0;line-height:1.45}
/* 段落内的链接保持行内（如页脚"also at matecmining.com · matecsolutions.com"） */
.footer p a{display:inline;margin-bottom:0}
@media(max-width:768px){.footer .bottom{flex-direction:column}}

/* ---------- Generic page hero ---------- */
.page-hero{background:linear-gradient(90deg,rgba(0,31,63,.75) 0%,rgba(0,31,63,.45) 100%),url('assets/img/mine-aerial.jpg');background-size:cover;background-position:center;display:flex;align-items:center;min-height:260px;padding:78px 0 66px;color:#fff}
.page-hero .wrap{text-align:left !important;margin-left:0 !important;margin-right:auto !important}
.page-hero h1{color:#fff;font-size:40px;margin-bottom:10px;text-align:left !important}
.page-hero p{color:#D7E3F0;font-size:18px;max-width:920px;line-height:1.55;text-wrap:balance;text-align:left !important}
.page-hero .breadcrumb{text-align:left !important}
.breadcrumb{font-size:13px;color:#9FB4CC;margin-bottom:14px}
.breadcrumb a{color:#9FB4CC}
.breadcrumb a:hover{color:#fff}

/* ---------- Detail / spec tables ---------- */
.spec-table{width:100%;border-collapse:collapse;margin-top:18px;font-size:14px;background:#fff;
  border:1px solid var(--grey-100);border-radius:var(--radius);overflow:hidden}
.spec-table th,.spec-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--grey-100)}
.spec-table th{background:var(--blue-100);color:var(--blue-800);font-weight:700;white-space:nowrap}
.spec-table th:nth-child(1){width:16%}
.spec-table th:nth-child(2){width:18%}
.spec-table th:nth-child(3){width:38%}
.spec-table th:nth-child(4){width:28%}
.spec-table tr:last-child td,.spec-table tr:last-child th{border-bottom:0}
.spec-table td{color:var(--grey-700)}
.spec-table tr.clickable-row{cursor:pointer;transition:background .15s}
.spec-table tr.clickable-row:hover{background:var(--blue-100)}
.spec-table tr.clickable-row td:first-child{color:var(--blue-700);font-weight:700}
.spec-table tr.clickable-row td:first-child .arrow{color:var(--teal);margin-left:6px;opacity:1;transition:opacity .15s}

/* ---------- Tabs (product detail) ---------- */
.tabs{margin-top:30px}
.tab-head{display:flex;flex-wrap:wrap;gap:6px;border-bottom:2px solid var(--grey-100);margin-bottom:24px}
.tab-head button{background:none;border:0;padding:12px 18px;font-size:15px;font-weight:600;
  color:var(--grey-500);cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-2px}
.tab-head button.active{color:var(--blue-700);border-bottom-color:var(--teal)}
.tab-panels{width:100%}
.tab-panel{display:none}
.tab-panel.active{display:block}
.spec-table-wrapper{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* ---------- FAQ ---------- */
.faq-item{border:1px solid var(--grey-100);border-radius:var(--radius);margin-bottom:12px;
  background:#fff;overflow:hidden}
.faq-q{padding:18px 22px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;
  align-items:center;color:var(--blue-800)}
.faq-q .plus{color:var(--teal);font-size:20px}
.faq-a{padding:0 22px 18px;color:var(--grey-500);display:none}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:40px;margin-top:30px}
.contact-info .row{display:flex;gap:14px;margin-bottom:20px}
.contact-info .ic{width:42px;height:42px;flex:0 0 42px;border-radius:10px;background:var(--blue-100);
  color:var(--blue-700);display:flex;align-items:center;justify-content:center;font-weight:700}
.contact-info h4{font-size:15px;color:var(--grey-500);font-weight:600;margin-bottom:2px}
.contact-info .v{font-size:16px;color:var(--ink);font-weight:600}
.form{background:#fff;border:1px solid var(--grey-100);border-radius:var(--radius-lg);padding:30px;
  box-shadow:var(--shadow-sm)}
.form label{display:block;font-size:13px;font-weight:600;color:var(--grey-700);margin:14px 0 6px}
.form input,.form select,.form textarea{width:100%;padding:12px 14px;border:1px solid var(--grey-300);
  border-radius:6px;font-family:var(--font);font-size:15px;color:var(--ink)}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--blue-600)}
.form textarea{resize:vertical;min-height:120px}
.map-ph{height:240px;background:var(--blue-100);border-radius:var(--radius);margin-top:20px;
  display:flex;align-items:center;justify-content:center;color:var(--grey-500);font-size:14px;text-align:center;padding:20px}
.contact-card{background:#fff;border:1px solid var(--grey-100);border-radius:var(--radius);padding:22px;margin-top:20px;box-shadow:var(--shadow-sm)}
.contact-card h4{font-size:15px;color:var(--blue-800);margin-bottom:6px}
.contact-card p{font-size:13px;color:var(--grey-500);margin-bottom:14px;line-height:1.55}
.contact-hours{display:flex;flex-direction:column;gap:10px}
.contact-hours div{display:flex;flex-direction:column;gap:2px}
.contact-hours strong{font-size:13px;color:var(--blue-800)}
.contact-hours span{font-size:13px;color:var(--grey-500)}

/* ---------- Resource cards ---------- */
.res-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px}
.res-card{background:#fff;border:1px solid var(--grey-100);border-radius:var(--radius);padding:26px;
  box-shadow:var(--shadow-sm);transition:.2s}
.res-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.res-card .ic{font-size:26px;margin-bottom:12px}
.res-card h4{font-size:17px;margin-bottom:8px}
.res-card p{font-size:14px;color:var(--grey-500);margin-bottom:14px}
.res-card .dl{color:var(--blue-700);font-weight:700;font-size:14px}

/* ---------- News / blog ---------- */
.news-layout{display:grid;grid-template-columns:260px 1fr;gap:40px;align-items:start}
.news-sidebar{background:var(--grey-50);border:1px solid var(--grey-100);border-radius:var(--radius);padding:24px}
.news-sidebar h4{font-size:14px;text-transform:uppercase;letter-spacing:1px;color:var(--blue-800);margin-bottom:14px}
.news-sidebar ul{list-style:none}
.news-sidebar li{margin-bottom:10px}
.news-sidebar a{color:var(--grey-700);font-size:14px}
.news-sidebar a:hover{color:var(--blue-700)}
.news-sidebar .latest a{font-size:13px;line-height:1.45;display:block}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.news-grid.has-sidebar{grid-template-columns:repeat(2,1fr)}
.news-card{background:#fff;border:1px solid var(--grey-100);border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:.25s;display:flex;flex-direction:column;height:100%}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.news-card .th{height:170px;background:var(--blue-100);overflow:hidden}
.news-card .th img{width:100%;height:100%;object-fit:cover}
.news-card .nb{padding:20px;display:flex;flex-direction:column;flex:1}
.news-card .date{font-size:12px;color:var(--teal-700);font-weight:700;letter-spacing:.5px}
.news-card h4{font-size:17px;margin:8px 0;line-height:1.35}
.news-card h4 a{color:var(--blue-800)}
.news-card h4 a:hover{color:var(--blue-600)}
.news-card p{font-size:14px;color:var(--grey-500);margin-bottom:14px;flex:1}
.news-card .more{font-weight:700;font-size:14px}

.article-body h4{font-size:18px;color:var(--blue-800);margin:28px 0 10px}
.article-body p{color:var(--grey-500);margin-bottom:16px;line-height:1.7}
.article-body ul{margin:0 0 18px 22px;color:var(--grey-500);line-height:1.7}
.article-body li{margin-bottom:8px}
@media(max-width:1024px){.news-layout{grid-template-columns:1fr}.news-sidebar{display:none}.news-grid,.news-grid.has-sidebar{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.news-grid,.news-grid.has-sidebar{grid-template-columns:1fr}.article-body{padding:28px}}

/* ---------- Vision / Mission / Values ---------- */
.vmv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.vmv-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-lg);padding:32px 28px;transition:.2s}
.vmv-card:hover{background:rgba(255,255,255,.12);transform:translateY(-4px)}
.vmv-card.on-dark h3{color:#fff;font-size:20px;line-height:1.4;margin-top:10px}
.vmv-card.on-dark .eyebrow{margin-bottom:8px}
@media(max-width:1024px){.vmv-grid{grid-template-columns:1fr}}

/* ---------- Placeholder image utility ---------- */
.ph-box{background:linear-gradient(135deg,var(--blue-100),#DCE8F3);display:flex;align-items:center;
  justify-content:center;color:var(--blue-600);font-size:13px;font-weight:600;text-align:center;
  padding:14px;position:relative}
.ph-box::before{content:"";position:absolute;inset:10px;border:2px dashed rgba(0,91,159,.35);border-radius:8px}
.ph-note{position:relative;z-index:2;background:rgba(255,255,255,.7);padding:6px 12px;border-radius:6px}


/* ---------- Why Matec (home) ---------- */
.why-matec{display:grid;grid-template-columns:1.1fr 1fr;gap:0;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);background:#fff;align-items:stretch}
.why-matec .img{min-height:420px;background-size:cover;background-position:center}
.why-matec .body{padding:54px}
.why-matec h2{font-size:32px;margin-bottom:16px}
.why-matec .lead{color:var(--grey-500);font-size:16px;margin-bottom:28px}
.why-list{display:flex;flex-direction:column;gap:18px}
.why-row{display:flex;gap:16px;align-items:flex-start}
.why-row .num{flex:0 0 36px;height:36px;border-radius:50%;background:var(--teal);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.why-row h4{font-size:16px;margin-bottom:4px}
.why-row p{font-size:14px;color:var(--grey-500);margin:0}
@media(max-width:1024px){.why-matec{grid-template-columns:1fr}.why-matec .img{min-height:260px}}
@media(max-width:480px){.why-matec .body{padding:32px}.why-matec h2{font-size:26px}}

/* ---------- Why Matec v2 (home) ---------- */
.why-matec-v2{background:var(--blue-100);color:var(--ink);padding:72px 0}
.why-matec-v2 .eyebrow{color:var(--teal-700)}
.why-v2-head{max-width:760px;margin:0 auto 48px;text-align:center}
.why-v2-head h2{color:var(--blue-800);font-size:38px;margin-bottom:16px}
.why-v2-head p{color:var(--grey-500);font-size:17px;line-height:1.6}
.why-v2-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.why-v2-card{background:#fff;border:1px solid var(--grey-100);border-radius:var(--radius-lg);padding:30px 24px;transition:.2s;box-shadow:var(--shadow-sm)}
.why-v2-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.why-v2-card .ic{font-size:32px;margin-bottom:16px}
.why-v2-card h3{color:var(--blue-800);font-size:18px;margin-bottom:10px}
.why-v2-card p{color:var(--grey-500);font-size:14px;line-height:1.55;margin:0}
.why-v2-cta{text-align:center;margin-top:44px;display:flex;gap:16px;justify-content:center}
.why-v2-cta .btn-light{background:var(--blue-700);color:#fff}
.why-v2-cta .btn-light:hover{background:var(--blue-800)}
.why-v2-cta .btn-ghost-light{color:var(--blue-700);border-color:var(--blue-600)}
.why-v2-cta .btn-ghost-light:hover{background:var(--blue-700);color:#fff}
@media(max-width:1024px){.why-v2-grid{grid-template-columns:repeat(2,1fr)}.why-v2-head h2{font-size:32px}}
@media(max-width:480px){.why-v2-grid{grid-template-columns:1fr}.why-matec-v2{padding:56px 0}.why-v2-head h2{font-size:28px}.why-v2-cta{flex-direction:column;align-items:center}}

/* ---------- Responsive ---------- */
@media(max-width:1024px){
  .value-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid,.app-grid,.res-grid,.news-grid,.case-list{grid-template-columns:repeat(2,1fr)}
  .case-feature{grid-template-columns:1fr}
  .footer .cols{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-menu,.nav-cta .btn-outline{display:none}
  .burger{display:flex}
  .slide h1{font-size:32px}
  .slide p{font-size:16px}
  .hero{aspect-ratio:1920/650}
  .section{padding:36px 0}
  .section-title{font-size:27px}
  .value-grid,.prod-grid,.app-grid,.res-grid,.news-grid,.case-list,.why-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer .cols{grid-template-columns:1fr}
  .topbar .t-right{display:none}
  /* Mobile dropdown menu (toggled by .burger) */
  .nav-menu.open{display:flex;flex-direction:column;gap:2px;position:absolute;top:72px;left:0;right:0;background:#fff;padding:10px 24px 18px;border-bottom:1px solid var(--grey-100);box-shadow:var(--shadow);z-index:60}
  .nav-menu.open a{padding:12px 0;font-size:16px;border-bottom:1px solid var(--grey-100)}
  .nav-menu.open li:last-child a{border-bottom:0}
  .burger{padding:10px 6px}
  /* Spec tables: allow horizontal scroll instead of crushing columns */
  .spec-table{display:block;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
  .spec-table th{white-space:nowrap}
  .spec-table th,.spec-table td{padding:10px 12px}
}
@media(max-width:480px){
  .trust .item{min-width:100px}
  .trust .num{font-size:24px}
  .nav-cta .btn-primary{display:none}
  .nav .logo{height:40px}
  .nav .wrap{padding:0 16px}
  .slide h1{font-size:26px}
  .hero{height:300px}
  .page-hero{min-height:200px;padding:44px 0 38px}
  .page-hero h1{font-size:28px}
  .page-hero p{font-size:16px}
  .section-title{font-size:24px}
  .section-sub{font-size:15px}
}

/* --- floating inquiry widget --- */
.chat-widget{position:fixed;right:22px;bottom:22px;z-index:9999;font-family:Arial,Inter,system-ui}
.chat-toggle{width:56px;height:56px;border-radius:50%;border:none;background:var(--blue-700);color:#fff;box-shadow:0 6px 20px rgba(0,0,0,.25);cursor:pointer;display:flex;align-items:center;justify-content:center;position:relative;transition:transform .2s}
.chat-toggle:hover{transform:scale(1.05)}
.chat-toggle svg{width:26px;height:26px}
.chat-pulse{position:absolute;inset:-4px;border-radius:50%;border:2px solid var(--green);animation:pulse 2s infinite}
@keyframes pulse{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.35);opacity:0}}
.chat-panel{position:absolute;right:0;bottom:72px;width:320px;background:#fff;border-radius:14px;box-shadow:0 12px 40px rgba(0,0,0,.22);overflow:hidden;transform:translateY(20px);opacity:0;pointer-events:none;transition:all .25s ease}
.chat-panel.open{transform:translateY(0);opacity:1;pointer-events:auto}
.chat-header{padding:14px 16px;color:#fff;display:flex;justify-content:space-between;align-items:center}
.chat-close{background:none;border:none;color:#fff;font-size:24px;line-height:1;cursor:pointer}
.chat-body{padding:16px}
.chat-body p{font-size:13px;color:#555;margin-bottom:12px}
.chat-body input,.chat-body textarea{width:100%;padding:10px 12px;margin-bottom:10px;border:1px solid #ddd;border-radius:8px;font-size:13px;box-sizing:border-box}
.chat-body textarea{resize:vertical}
.chat-send{width:100%;padding:11px;border:none;border-radius:8px;color:#fff;font-weight:600;cursor:pointer;font-size:14px}
.chat-whatsapp{display:block;text-align:center;margin-top:12px;font-size:13px;font-weight:600;text-decoration:none}
@media(max-width:480px){.chat-panel{width:calc(100vw - 44px);right:-10px}}

/* --- Product Selector (finder) --- */
.selector{border:1px solid var(--grey-300);border-radius:var(--radius-lg);background:#fff;padding:28px;box-shadow:var(--shadow-sm);max-width:960px;margin:0 auto}
.selector-fields{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.selector-fields label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:700;color:var(--blue-800);text-transform:uppercase;letter-spacing:.4px}
.selector-fields select{width:100%;padding:11px 12px;border:1px solid var(--grey-300);border-radius:8px;font-size:15px;font-family:var(--font);color:var(--ink);background:#fff;cursor:pointer;appearance:auto}
.selector-fields select:focus{outline:none;border-color:var(--blue-600);box-shadow:0 0 0 3px rgba(0,119,204,.15)}
.sel-reset{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:1px solid var(--grey-300);border-radius:8px;background:var(--grey-100);color:var(--blue-800);font-weight:700;font-size:13px;cursor:pointer;transition:.2s;white-space:nowrap}
.sel-reset:hover{background:var(--blue-100);border-color:var(--blue-500)}
.selector-count{margin-top:12px;font-size:13px;color:var(--grey-500);min-height:0;display:flex;justify-content:space-between;align-items:center;gap:12px}
.sel-grid{margin-top:8px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sel-card{display:flex;flex-direction:column;border:1px solid var(--grey-300);border-radius:var(--radius);overflow:hidden;background:#fff;transition:box-shadow .2s,transform .2s;text-decoration:none}
.sel-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.sel-card .ph{height:220px;background:var(--grey-100);display:flex;align-items:center;justify-content:center;overflow:hidden}
.sel-card .ph img{width:100%;height:100%;object-fit:cover}
.sel-card .pb{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.sel-card h3{font-size:17px;margin-bottom:6px}
.sel-card p{font-size:13.5px;color:var(--grey-500);flex:1;margin-bottom:10px}
.sel-card .meta{font-size:12px;color:var(--teal-700);font-weight:700}
.sel-card .more{font-size:13px;font-weight:700;color:var(--blue-600);margin-top:8px}
.sel-empty{grid-column:1/-1;text-align:center;padding:18px 20px;color:var(--grey-500);font-size:15px}
.sel-empty a{color:var(--blue-600);font-weight:700;text-decoration:underline}
@media(max-width:900px){.selector-fields{grid-template-columns:1fr 1fr}.sel-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.selector-fields{grid-template-columns:1fr}.sel-grid{grid-template-columns:1fr}.selector{padding:20px}}

/* ---------- Certifications gallery ---------- */
.cert-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:28px;margin-top:36px}
.cert-item{background:none;border:none;border-radius:0;padding:0;text-align:center;transition:.2s;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;width:calc(16.666% - 24px);min-width:140px}
.cert-item:hover{transform:translateY(-3px)}
.cert-item img{max-width:100%;max-height:200px;width:auto;height:auto;object-fit:contain;margin-bottom:10px;box-shadow:var(--shadow-sm)}
.cert-item h4{font-size:13px;margin:0;color:var(--blue-800);font-weight:600}
@media(max-width:1024px){.cert-item{width:calc(20% - 23px);min-width:120px}.cert-item img{max-height:170px}}
@media(max-width:768px){.cert-item{width:calc(33.333% - 19px);min-width:100px}.cert-item img{max-height:150px}}
@media(max-width:480px){.cert-item{width:calc(50% - 14px);min-width:90px}.cert-item img{max-height:130px}}


/* ---------- Certificate lightbox ---------- */
.lightbox{display:none;position:fixed;inset:0;z-index:10000;background:rgba(0,15,31,.92);align-items:center;justify-content:center;padding:40px}
.lightbox.open{display:flex}
.lightbox img{max-width:90%;max-height:90%;object-fit:contain;box-shadow:0 24px 60px rgba(0,0,0,.4)}
.lightbox-close{position:absolute;top:24px;right:28px;color:#fff;font-size:36px;background:none;border:none;cursor:pointer;line-height:1}
.lightbox-cap{position:absolute;bottom:24px;left:0;right:0;text-align:center;color:#C9D6E5;font-size:15px;font-weight:600}

/* ---------- v6 additions ---------- */

/* Case detail: consistent single-column reading layout */
.case-study-single{max-width:860px;margin:0 auto}
.case-study-header{border-left:4px solid var(--teal);padding-left:20px;margin-bottom:36px}
.case-study-header .tag{font-size:13px;font-weight:700;letter-spacing:1px;color:var(--teal-700);text-transform:uppercase}
.case-study-header h2{font-size:34px;margin:8px 0 4px;color:var(--blue-800)}
.case-study-sub{font-size:17px;color:var(--grey-500);margin:0}
.case-h3{font-size:22px;color:var(--blue-800);margin:36px 0 14px}
.case-p{color:var(--grey-500);margin-bottom:16px;line-height:1.7}
.case-ul{margin:0 0 18px 24px;color:var(--grey-500);line-height:1.7}
.case-ul li{margin-bottom:8px}
.case-figure{margin:28px 0}
.case-figure img{width:100%;border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.case-figure figcaption{font-size:13px;color:var(--grey-500);font-style:italic;margin-top:10px}
.case-cta{background:var(--blue-700);color:#fff;border-radius:var(--radius);padding:22px 26px;margin:36px 0}
.case-cta p{margin:0;color:#D7E3F0;line-height:1.6}
.case-cta a{color:#8FE0EC;font-weight:700}

/* Case prev/next navigation */
.case-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:40px 0 30px;padding-top:28px;border-top:1px solid var(--grey-100)}
.case-nav a,.case-nav div{text-decoration:none;display:flex;flex-direction:column;gap:4px;padding:18px;border-radius:var(--radius);background:var(--grey-50);border:1px solid var(--grey-100);transition:.2s}
.case-nav a:hover{background:#fff;box-shadow:var(--shadow-sm);border-color:var(--teal)}
.case-nav-prev{text-align:left}
.case-nav-next{text-align:right;align-items:flex-end}
.case-nav span{font-size:12px;color:var(--teal-700);font-weight:700;letter-spacing:.5px;text-transform:uppercase}
.case-nav strong{font-size:15px;color:var(--blue-800)}
.case-nav div span,.case-nav div strong{color:var(--grey-300)}

/* Related photos on case pages */
.related-photos{margin-top:30px}
.related-photos h4{font-size:13px;text-transform:uppercase;letter-spacing:.5px;color:var(--blue-800);margin-bottom:14px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.related-grid a{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:.2s}
.related-grid a:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.related-grid img{width:100%;height:140px;object-fit:cover;display:block}

/* Article simplified layout */
.article-body{padding:0;background:transparent;border:0;box-shadow:none;max-width:760px}
.article-lead{font-size:14px;color:var(--grey-500);margin-bottom:6px}
.article-body h4{font-size:20px;margin:32px 0 12px}
.article-body p{color:var(--grey-500);margin-bottom:18px;line-height:1.75}
.article-body ul{margin:0 0 20px 24px;color:var(--grey-500);line-height:1.75}
.article-body li{margin-bottom:10px}

/* Article prev/next navigation */
.article-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:48px;padding-top:28px;border-top:1px solid var(--grey-100)}
.article-nav a,.article-nav div{text-decoration:none;display:flex;flex-direction:column;gap:4px;padding:18px;border-radius:var(--radius);background:var(--grey-50);border:1px solid var(--grey-100);transition:.2s}
.article-nav a:hover{background:#fff;box-shadow:var(--shadow-sm);border-color:var(--teal)}
.article-nav-prev{text-align:left}
.article-nav-next{text-align:right;align-items:flex-end}
.article-nav span{font-size:12px;color:var(--teal-700);font-weight:700;letter-spacing:.5px;text-transform:uppercase}
.article-nav strong{font-size:15px;color:var(--blue-800)}
.article-nav div span,.article-nav div strong{color:var(--grey-300)}

/* Home applications: SVG icons */
.app-grid.home-apps .app-card{align-items:center}
.app-grid.home-apps .app-card .ic{display:none}
.app-icon{width:52px;height:52px;flex-shrink:0;color:var(--teal-700);background:var(--blue-100);border-radius:12px;padding:10px}

/* Why value subsection */
.why-value-section{margin-top:56px;text-align:center}
.why-value-section h3{font-size:24px;color:var(--blue-800);margin-bottom:28px}
.why-value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;text-align:left}
.why-value-item{display:flex;flex-direction:column;gap:6px;padding:20px;background:#fff;border:1px solid var(--grey-100);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.why-value-item strong{font-size:15px;color:var(--blue-800)}
.why-value-item span{font-size:13px;color:var(--grey-500);line-height:1.55}

@media(max-width:1024px){
  .why-value-grid{grid-template-columns:repeat(2,1fr)}
  .related-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .why-value-grid{grid-template-columns:1fr}
  .case-study-header h2{font-size:27px}
  .case-nav,.article-nav{grid-template-columns:1fr}
  .case-nav-next,.article-nav-next{align-items:flex-start;text-align:left}
  .related-grid{grid-template-columns:1fr}
}

/* ---------- Article layout ---------- */
.article-layout{display:grid;grid-template-columns:1fr 300px;gap:48px;align-items:start}
.article-body{max-width:none}
.article-sidebar{position:sticky;top:96px}
.article-sidebar h4{font-size:13px;text-transform:uppercase;letter-spacing:1px;color:var(--blue-800);margin-bottom:14px}
.article-sidebar ul{list-style:none;margin:0 0 22px;padding:0}
.article-sidebar li{margin-bottom:8px}
.article-sidebar a{color:var(--grey-500);font-size:14px}
.article-sidebar a:hover{color:var(--blue-600)}
.article-lead{margin-bottom:22px}
@media(max-width:900px){.article-layout{grid-template-columns:1fr}.article-sidebar{position:static;margin-top:40px}}

/* ---------- Product group / spare part cards ---------- */
.spare-grid .prod-card{overflow:hidden}
.group-label{display:flex;align-items:center;gap:12px}
.group-label::after{content:"";flex:1;height:1px;background:var(--grey-100)}
.group-label .eyebrow{margin:0;letter-spacing:1px}

/* ---------- Home apps image cards ---------- */
.app-grid.home-apps .app-card{padding:0;overflow:hidden;display:block;background:#fff;border:1px solid var(--grey-100);border-radius:var(--radius);transition:.25s}
.app-grid.home-apps .app-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}



/* ---------- v8: unified image heights ---------- */
.prod-card .ph,.part-card .ph,.group-card .ph,.sel-card .ph{height:220px}
.prod-card .ph img,.part-card .ph img,.group-card .ph img,.sel-card .ph img{width:100%;height:100%;object-fit:cover}

/* Spare part detail pages */
.spare-detail-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
.spare-detail-main h3{font-size:20px;margin:28px 0 12px;color:var(--blue-800)}
.spare-detail-main h3:first-child{margin-top:0}
.spare-detail-side{background:var(--grey-50);border-radius:var(--radius-lg);padding:26px;border:1px solid var(--grey-100)}
.spare-detail-side h3{font-size:18px;margin-bottom:18px;color:var(--blue-800)}
.gallery-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.gallery-cell{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--blue-100);aspect-ratio:4/3}
.gallery-cell img{width:100%;height:100%;object-fit:cover;display:block}
.gallery-cell span{position:absolute;bottom:0;left:0;right:0;background:rgba(0,31,63,.75);color:#fff;font-size:12px;padding:8px 10px;opacity:0;transition:.2s}
.gallery-cell:hover span{opacity:1}
@media(max-width:900px){.spare-detail-grid{grid-template-columns:1fr}.gallery-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.gallery-grid{grid-template-columns:1fr}}

/* ---------- v9: product card thumbnail overlay + pump type detail + selector list ---------- */

/* product card thumbnail overlay (first group card) */
.group-card .ph-thumbs{position:absolute;bottom:8px;right:8px;display:flex;gap:6px;z-index:2}
.group-card .ph-thumbs img{width:40px;height:40px;border-radius:4px;border:2px solid #fff;object-fit:cover;background:#fff;box-shadow:0 2px 5px rgba(0,0,0,.25)}

/* pump type detail page layout */
.pump-intro{max-width:1100px;margin:0 auto;padding:0 0 22px}
.pump-intro-grid{display:grid;grid-template-columns:.95fr 1fr;gap:48px;align-items:start}
.pump-gallery{display:flex;flex-direction:column;gap:14px}
.pump-main-img{border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--grey-100);box-shadow:var(--shadow-sm);position:relative}
.pump-main-img img{width:100%;height:auto;display:block}
.pump-main-img.zoom-container,.pump-main-img .zoom-container{cursor:zoom-in;overflow:hidden;display:block;width:100%;height:100%}
.pump-main-img.zoom-container img,.pump-main-img .zoom-container img{transition:transform .15s ease-out;transform-origin:center center;will-change:transform}
.pump-main-img.zoom-container img.zoomed,.pump-main-img .zoom-container img.zoomed{transform:scale(2.2)}
.pump-thumb-row{display:flex;gap:10px;flex-wrap:wrap}
.pump-thumb-row img{width:72px;height:72px;border-radius:6px;border:1px solid var(--grey-100);object-fit:cover;cursor:pointer;transition:.2s}
.pump-thumb-row img:hover,.pump-thumb-row img.active{border-color:var(--teal);box-shadow:0 0 0 2px var(--teal)}
.pump-intro-text h2{font-size:26px;margin-bottom:14px;color:var(--blue-800)}
.pump-intro-text .lead{color:var(--grey-600);font-size:16px;line-height:1.65;margin-bottom:20px}
.pump-intro-text ul{margin:0 0 22px;padding-left:22px}
.pump-intro-text li{margin-bottom:8px;color:var(--grey-700);line-height:1.6}

/* spec tables on pump type pages */
.pump-spec-table{width:100%;border-collapse:collapse;font-size:13px;line-height:1.5;color:#333;background:#fff;table-layout:auto}
.pump-spec-table th,.pump-spec-table td{padding:7px 8px;border:1px solid #e0e8e0;text-align:center;vertical-align:middle}
.pump-spec-table th{background:#f0f7f0;color:#2f5f3a;font-weight:600}
.pump-spec-table thead tr:first-child th{background:#e8f2e8}
.pump-spec-table tbody tr:nth-child(even){background:#fafcfa}
.pump-spec-wrapper{overflow-x:auto;margin:10px 0;max-width:100%}
.pump-spec-section h3{font-size:20px;margin:20px 0 10px;color:var(--blue-800)}
/* left-aligned variant for label/value tables (keeps first column compact) */
.pump-spec-table--left th,.pump-spec-table--left td{text-align:left}
.pump-spec-table--left th:first-child,.pump-spec-table--left td:first-child{width:1%;white-space:nowrap}
@media(max-width:900px){.pump-intro-grid{grid-template-columns:1fr}}

/* selector results as list rows (matches by-series table feel) */
.sel-results-list{display:flex;flex-direction:column;gap:12px;margin-top:18px}
.sel-result-row{display:grid;grid-template-columns:120px 1fr auto;gap:18px;align-items:center;background:#fff;border:1px solid var(--grey-100);border-radius:var(--radius);padding:14px 18px;transition:.2s;text-decoration:none;color:inherit}
.sel-result-row:hover{border-color:var(--teal);box-shadow:var(--shadow-sm)}
.sel-result-row .ph{height:80px;width:120px;border-radius:6px;overflow:hidden;background:var(--blue-100)}
.sel-result-row .ph img{width:100%;height:100%;object-fit:cover}
.sel-result-row h3{font-size:17px;color:var(--blue-800);margin-bottom:4px}
.sel-result-row p{font-size:14px;color:var(--grey-500);margin:0 0 4px}
.sel-result-row .meta{font-size:13px;color:var(--blue-600);font-weight:600}
.sel-result-row .arrow{color:var(--teal);font-weight:700;font-size:14px;white-space:nowrap}
@media(max-width:640px){.sel-result-row{grid-template-columns:80px 1fr}.sel-result-row .arrow{display:none}.sel-result-row .ph{height:60px;width:80px}}

/* ---- Liner toggle (family pages MH / MM / ML / MV / MG) ---- */
.liner-toggle{display:inline-flex;border:1px solid var(--blue-200,#c9d6e3);border-radius:var(--radius);overflow:hidden;margin:4px 0 14px}
.liner-toggle .lt-btn{appearance:none;border:0;background:#fff;color:var(--blue-700);font:600 14px/1 "Arial",sans-serif;padding:10px 18px;cursor:pointer;transition:background .15s,color .15s}
.liner-toggle .lt-btn+.lt-btn{border-left:1px solid var(--blue-200,#c9d6e3)}
.liner-toggle .lt-btn.active{background:var(--blue-700);color:#fff}
.liner-callout{margin:0 0 14px;font-size:15px;color:var(--blue-700);background:var(--blue-50,#eef4fb);border-left:3px solid var(--teal);padding:10px 14px;border-radius:var(--radius)}
.liner-panel[hidden]{display:none}

/* ---- Lightbox for in-page image preview ---- */
.lightbox-overlay{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center;padding:40px}
.lightbox-backdrop{position:absolute;inset:0;background:rgba(0,31,63,.85);cursor:pointer}
.lightbox-img{position:relative;z-index:1;max-width:100%;max-height:90vh;object-fit:contain;background:#fff;border-radius:var(--radius);box-shadow:0 20px 60px rgba(0,0,0,.4)}
.lightbox-close{position:absolute;top:14px;right:20px;z-index:2;background:none;border:none;color:#fff;font-size:36px;line-height:1;cursor:pointer;padding:0;width:44px;height:44px;display:flex;align-items:center;justify-content:center}
.lightbox-close:hover{color:var(--teal)}

/* Photo gallery default: 3 columns (6 images = 2 rows) */
.gallery-grid{grid-template-columns:repeat(3,1fr)}
@media(max-width:900px){.gallery-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.gallery-grid{grid-template-columns:1fr}}

/* ---- About page: capability showcase (small, non-clickable thumbnails) ---- */
/* 注意：这些缩略图源文件已缩小至360px，请勿替换为高清原图，不要加灯箱/放大链接 */
.cap-wrap{max-width:980px;margin:0 auto}
.cap-circles{display:flex;justify-content:center;gap:36px;flex-wrap:wrap;margin-top:30px}
.cap-circle{text-align:center;width:140px}
.cap-circle .cimg{width:124px;height:124px;border-radius:50%;overflow:hidden;margin:0 auto 10px;border:3px solid var(--blue-100,#e8eef6)}
.cap-circle img{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none}
.cap-circle span{font-size:13px;color:var(--grey-500);line-height:1.35}
.cap-sims{display:flex;justify-content:center;gap:22px;flex-wrap:wrap;margin-top:26px}
.cap-sim{width:150px;text-align:center}
.cap-sim img{width:150px;height:104px;object-fit:cover;display:block;border-radius:8px;border:1px solid var(--grey-100);pointer-events:none;filter:saturate(.95)}
.cap-sim span{display:block;font-size:12px;color:var(--grey-500);margin-top:8px;line-height:1.35}
.cap-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:30px}
.cap-grid.c4{grid-template-columns:repeat(4,1fr)}
.cap-item{background:#fff;border:1px solid var(--grey-100);border-radius:8px;overflow:hidden;transition:.2s}
.cap-item:hover{border-color:var(--blue-200,#c9d6e3);box-shadow:var(--shadow-sm)}
.cap-item img{width:100%;height:112px;object-fit:cover;display:block;pointer-events:none}
.cap-item span{display:block;padding:8px 10px;font-size:12.5px;color:var(--blue-800);font-weight:600;text-align:center;line-height:1.3}
.cap-sub{font-size:16px;font-weight:700;color:var(--blue-800);margin:38px 0 4px;display:flex;align-items:center;gap:10px}
.cap-sub::after{content:"";flex:1;height:1px;background:var(--grey-100)}
.cap-note{font-size:14px;color:var(--grey-500);margin:0 0 6px}
@media(max-width:900px){.cap-grid{grid-template-columns:repeat(5,1fr)}.cap-grid.c4{grid-template-columns:repeat(4,1fr)}}
@media(max-width:640px){.cap-grid,.cap-grid.c4{grid-template-columns:repeat(2,1fr)}.cap-circle{width:110px}.cap-circle .cimg{width:100px;height:100px}.cap-feature{grid-template-columns:1fr;gap:26px}.cap-feature.rev .cap-sims{order:2}}

/* About R&D feature rows: text + images side by side */
.cap-feature{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;margin-top:14px}
.cap-feature+.cap-feature{margin-top:44px}
.cap-feature .cap-circles{margin-top:0;gap:22px;justify-content:center}
.cap-feature .cap-circle{width:142px}
.cap-feature .cap-circle .cimg{width:128px;height:128px}
.cap-feature .cap-sims{margin-top:0;gap:20px;justify-content:center}
.cap-feature .cap-sim{width:208px}
.cap-feature .cap-sim img{width:208px;height:148px;object-fit:cover}
.cap-h3{font-size:20px;margin:0 0 10px;color:var(--blue-800)}
.cap-feature p{text-wrap:pretty}


/* About facility block: full-width uncropped aerial photo, text below */
.fac-block{margin-top:36px;background:#fff;border:1px solid var(--grey-100);border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm)}
.fac-img{width:100%;display:block;pointer-events:none}
.fac-body{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;padding:36px 40px;align-items:start}
.fac-body h3{margin-top:0}
@media(max-width:820px){.fac-body{grid-template-columns:1fr;gap:22px;padding:24px}}

/* ============================================================
   Compact mobile layer (appended last so it overrides earlier rules)
   目标：小屏一屏展示更多内容；图片可点开灯箱放大查看
   ============================================================ */
@media(max-width:768px){
  .wrap{padding:0 16px}
  .section{padding:24px 0}
  .section-title{font-size:23px}
  .section-sub{font-size:14.5px}
  .eyebrow{font-size:11px}
  /* 卡片网格保持两列，不再降为单列 */
  .value-grid,.prod-grid,.app-grid,.res-grid,.case-list,.why-grid,.why-value-grid,.related-grid,.sel-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .news-grid,.news-grid.has-sidebar{grid-template-columns:repeat(2,1fr);gap:12px}
  .footer .cols{grid-template-columns:1fr 1fr;gap:20px}
  .prod-card .ph,.part-card .ph,.group-card .ph,.sel-card .ph{height:130px}
  .prod-card .pb{padding:12px 14px}
  .prod-card .pb h3{font-size:16px}
  .prod-card .pb p{font-size:13px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .article-body{padding:20px 16px}
  .spec-table th,.spec-table td{padding:8px 10px;font-size:13.5px}
  .selector{padding:16px}
  .fac-body{padding:18px 16px}
  .pump-intro-text h2{font-size:23px}
  .pump-intro{padding:18px 0}
  /* 图库两列：点卡片即可灯箱放大 */
  .gallery-grid{grid-template-columns:repeat(2,1fr)!important;gap:10px}
  .cert-grid{gap:12px}
  .cert-item{width:calc(33.333% - 8px);min-width:0}
  .cert-item img{max-height:110px}
  .trust .wrap{gap:10px;padding:18px 16px}
  .trust .item{min-width:88px}
  .trust .num{font-size:22px}
  .trust .label{font-size:12px}
  .page-hero{min-height:170px;padding:34px 0 30px}
  .page-hero h1{font-size:25px}
  .case-feature .body{padding:22px 18px}
  .hero{height:430px}
  .chat-toggle{width:48px;height:48px}
  .chat-panel{width:calc(100vw - 32px)}
}
@media(max-width:480px){
  .section{padding:20px 0}
  .section-title{font-size:21px}
  .page-hero{min-height:150px;padding:28px 0 24px}
  .page-hero h1{font-size:22px}
  .prod-card .ph,.part-card .ph,.group-card .ph,.sel-card .ph{height:112px}
  .clients-grid{grid-template-columns:repeat(3,1fr);gap:12px}
  .client-item{height:64px}
  .cert-item{width:calc(50% - 6px)}
  .cert-item img{max-height:96px}
  .footer .cols{gap:16px}
  .footer h4{font-size:14px}
}
/* 小屏上产品主图可点击放大 */
@media(max-width:900px){
  .zoom-container{cursor:pointer}
  .zoom-container img{pointer-events:auto}
}

/* ============================================================
   v9.1 手机端修复
   ============================================================ */
/* 首页 hero：aspect-ratio + 固定高度会把宽度撑到约 738px，导致手机横向溢出 */
@media(max-width:768px){
  .hero{aspect-ratio:auto;width:100%}
}


/* ---- Language switcher (globe dropdown) ---- */
.lang-switch{position:relative;display:inline-flex;align-items:center;margin-left:14px;vertical-align:middle}
.lang-btn{display:inline-flex;align-items:center;gap:6px;background:#fff;color:#003366;border:1px solid rgba(0,51,102,.35);border-radius:6px;padding:6px 11px;font-size:13px;font-weight:600;cursor:pointer;line-height:1;white-space:nowrap;transition:background .15s,border-color .15s}
.lang-btn:hover{background:#EAF1F8;border-color:#003366}
.lang-btn .globe{width:16px;height:16px}
.lang-arrow{font-size:9px;opacity:.8}
.lang-dropdown{display:none;position:absolute;top:calc(100% + 6px);right:0;background:#003366;border:1px solid rgba(255,255,255,.15);border-radius:8px;box-shadow:0 8px 20px rgba(0,31,63,.25);list-style:none;margin:0;padding:6px 0;min-width:150px;z-index:2000}
.lang-dropdown.open{display:block}
.lang-dropdown li{margin:0;padding:0}
.lang-opt{display:block;padding:8px 16px;color:#fff;font-size:13px;text-decoration:none;white-space:nowrap}
.lang-opt:hover{background:rgba(255,255,255,.1)}
.lang-opt.lang-active{font-weight:700;background:rgba(255,255,255,.15)}
/* 顶部深蓝条里的深色变体 */
.topbar .lang-switch{margin-left:0;margin-right:16px}
.topbar .lang-btn{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.35)}
.topbar .lang-btn:hover{background:rgba(255,255,255,.18);border-color:#fff}
/* 移动端：汉堡菜单里的那份，仅 ≤768px 展开菜单时可见 */
.nav-menu .lang-switch{display:none}
@media (max-width:768px){
  .nav-menu.open .lang-switch{display:inline-flex;margin:10px 0 4px;align-self:flex-start}
}
@media (max-width:900px){
  .lang-btn .lang-current{display:none}
  .lang-switch{margin-left:10px}
}
@media (max-width:1240px){
  .lang-switch{margin-left:10px}
}