/* ===========================================================================
   晶禹金屬加工 - static site stylesheet
   No webfonts: an industrial B2B site is judged on how fast a spec page opens,
   not on typeface personality. System stack only.
   ======================================================================== */
:root{
  --ink:#0b1118;
  --navy:#0f2035;
  --steel:#123a5f;      /* brand primary */
  --steel-d:#0d2c48;
  --blue:#176fa8;
  --blue2:#2f9bd3;
  --blue-pale:#acd9f2;
  --paper:#f4f6f7;
  --surface:#ffffff;
  --alt:#eef2f4;
  --line:#d8dee2;
  --line-d:#c3ccd2;
  --muted:#5f6c77;
  --max:1240px;
  --narrow:840px;
  --head:74px;
  --rail:52px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--head) + var(--rail) + 16px);-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",
    -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.75;
}
a{color:inherit;text-decoration:none}
img,svg,iframe{max-width:100%}
img{height:auto}
/* <picture> is an inline box with no height of its own, so an inner
   img{height:100%} would resolve against nothing and collapse to zero.
   display:contents takes the wrapper out of layout and lets the img size
   against the real container. */
picture{display:contents}
h1,h2,h3,h4{line-height:1.28;letter-spacing:-.02em;margin:0}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
.container{width:min(var(--max),calc(100% - 48px));margin-inline:auto}
.container.narrow{width:min(var(--narrow),calc(100% - 48px))}
.section{padding:88px 0}
.section.alt{background:var(--alt)}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--steel);color:#fff;padding:10px 18px}
.skip:focus{left:8px;top:8px}
:focus-visible{outline:3px solid var(--blue2);outline-offset:2px}

/* ------------------------------------------------------------------ head */
.topline{background:var(--ink);color:#a9b6c0;font-size:12.5px}
.topline .container{display:flex;align-items:center;gap:22px;height:34px}
.topline a{margin-left:auto;color:#cfe0ec;font-weight:700;letter-spacing:.04em}
.topline a:hover{color:#fff}

.site-head{position:sticky;top:0;z-index:80}
.header{background:var(--navy);color:#fff;border-bottom:1px solid #ffffff1f}
.header-inner{height:var(--head);display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{width:40px;height:40px;flex:0 0 40px;display:grid;place-items:center;
  background:var(--blue);font:900 14px/1 Arial;color:#fff;letter-spacing:.02em}
.brand-tx strong,.brand-tx small{display:block}
.brand-tx strong{font-size:16px;letter-spacing:.06em}
.brand-tx small{font-size:8.5px;letter-spacing:.2em;margin-top:3px;opacity:.6}

.desktop-nav{margin-left:auto}
/* direct child only: the mega panel has its own <ul> that must stay stacked */
.desktop-nav>ul{display:flex;align-items:center;gap:2px}
.desktop-nav>ul>li{position:relative}
.desktop-nav>ul>li>a{display:flex;align-items:center;gap:5px;height:var(--head);
  padding:0 13px;font-size:14.5px;font-weight:500;color:#e2e9ee}
.desktop-nav>ul>li>a:hover,.desktop-nav>ul>li>a[aria-current]{color:#fff}
.desktop-nav>ul>li>a[aria-current]{box-shadow:inset 0 -3px 0 var(--blue2)}
.caret{font-size:9px;opacity:.6}

.mega{position:absolute;top:100%;left:50%;translate:-50% 0;width:660px;
  display:none;grid-template-columns:1.35fr 1fr;gap:0;background:#fff;color:var(--ink);
  box-shadow:0 22px 50px #0b111833;border-top:3px solid var(--blue)}
.mega.mega-2{width:600px}
.has-mega:hover .mega,.has-mega:focus-within .mega{display:grid}
.mega-col{padding:26px 28px}
.mega-col h4{font-size:11px;letter-spacing:.16em;color:var(--blue);margin-bottom:14px}
.mega-col li+li{margin-top:2px}
.mega-col li a{display:block;padding:9px 10px;margin-inline:-10px;border-radius:4px}
.mega-col li a:hover{background:var(--alt)}
.mega-col li b{display:block;font-size:15px}
.mega-col li small{display:block;font-size:12px;color:var(--muted);margin-top:2px}
.mega-side{background:var(--alt);display:flex;flex-direction:column}
.mega-side p{font-size:13px;color:var(--muted);line-height:1.7}
.mega-cta{margin-top:auto;display:inline-block;background:var(--steel);color:#fff;
  padding:11px 16px;font-size:13.5px;font-weight:700;text-align:center}
.mega-cta:hover{background:var(--blue)}
.mega-link{display:block;margin-top:8px;font-size:12.5px;color:var(--blue);text-align:center}

.header-cta{align-self:stretch;display:flex;align-items:center;gap:9px;padding:0 20px;
  background:var(--blue);font-size:14px;font-weight:700;color:#fff;flex:0 0 auto}
.header-cta:hover{background:var(--blue2)}

/* service rail - keeps all six services one click away on every page */
.service-rail{background:var(--steel);color:#fff;border-bottom:1px solid #ffffff1a}
.service-rail ul{display:flex;align-items:center;height:var(--rail);overflow-x:auto;
  scrollbar-width:none}
.service-rail ul::-webkit-scrollbar{display:none}
.rail-label{font-size:11px;letter-spacing:.16em;color:#8fc3e4;padding-right:18px;
  white-space:nowrap;flex:0 0 auto}
.service-rail li a{display:flex;align-items:center;gap:7px;padding:0 15px;height:var(--rail);
  font-size:13.5px;white-space:nowrap;color:#dbe7ef;border-left:1px solid #ffffff1a}
.service-rail li a span{font:700 10px/1 Arial;color:var(--blue2)}
.service-rail li a:hover{background:#ffffff12;color:#fff}
.service-rail li a[aria-current]{background:var(--blue);color:#fff}
.rail-more a{color:#8fc3e4;font-weight:700}

/* mobile menu (CSS only) */
.menu-toggle{position:absolute;opacity:0;pointer-events:none}
.menu-button{display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;cursor:pointer;flex:0 0 auto}
.menu-button i{display:block;height:2px;background:#fff;transition:.2s}
.mobile-menu{display:none;position:fixed;inset:calc(var(--head) + 34px) 0 0;z-index:70;
  background:var(--navy);color:#fff;overflow-y:auto;padding:14px 0 40px}
.menu-toggle:checked~.mobile-menu{display:block}
.menu-toggle:checked~.site-head .menu-button i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle:checked~.site-head .menu-button i:nth-child(2){opacity:0}
.menu-toggle:checked~.site-head .menu-button i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu li a{display:flex;align-items:center;gap:14px;padding:14px 2px;
  border-bottom:1px solid #ffffff17;font-size:16px}
.mobile-menu li a span{font:700 11px/1 Arial;color:var(--blue2);min-width:22px}
.mobile-menu li a b{margin-left:auto;opacity:.5;font-weight:400}
.mm-group{padding:22px 2px 8px;font-size:11px;letter-spacing:.18em;color:#7f93a5}
.mm-cta a{justify-content:center;background:var(--blue);margin-top:20px;font-weight:700;
  border:0}

/* ------------------------------------------------------------------ hero */
.hero{position:relative;min-height:min(760px,88vh);display:flex;align-items:center;
  color:#fff;background:var(--ink);overflow:hidden;padding:90px 0 130px}
.hero-bg{position:absolute;inset:0}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero:before{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(6,12,19,.96),rgba(8,16,25,.84) 46%,rgba(8,16,25,.42))}
.hero:after{content:"";position:absolute;inset:auto 0 0;height:180px;z-index:1;
  background:linear-gradient(transparent,rgba(4,9,14,.7))}
.hero-grid{position:absolute;inset:0;z-index:1;
  background-image:linear-gradient(#ffffff0c 1px,transparent 1px),
    linear-gradient(90deg,#ffffff0c 1px,transparent 1px);background-size:78px 78px}
.hero-content{position:relative;z-index:3}
.eyebrow{display:flex;align-items:center;gap:13px;font-size:11.5px;font-weight:800;
  letter-spacing:.18em;color:var(--blue-pale);margin:0 0 24px}
.eyebrow span{width:36px;height:2px;background:var(--blue2)}
.hero h1{margin:0 0 26px;font-weight:800}
.h1-lead{display:block;font-size:clamp(44px,6.4vw,86px);line-height:1.04;letter-spacing:-.05em}
.h1-lead em{font-style:normal;color:transparent;-webkit-text-stroke:1px #b8d8e8;
  paint-order:stroke fill}
@supports not (-webkit-text-stroke:1px #000){.h1-lead em{color:#b8d8e8}}
.h1-key{display:block;margin-top:18px;font-size:clamp(15px,1.6vw,19px);font-weight:600;
  letter-spacing:.01em;color:#bfd4e2}
.hero-lead{width:min(600px,100%);font-size:17px;line-height:1.9;color:#ccd7df}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.hero-metrics{position:absolute;z-index:3;bottom:0;right:max(0px,calc((100% - var(--max))/2));
  display:grid;grid-template-columns:repeat(4,minmax(0,168px));background:#08121cee;
  backdrop-filter:blur(3px)}
.hero-metrics div{padding:22px 22px;border-left:1px solid #ffffff1a}
.hero-metrics strong,.hero-metrics span{display:block}
.hero-metrics strong{font:700 29px/1.1 Arial;color:#fff}
.hero-metrics sup{color:var(--blue2)}
.hero-metrics small{font-size:12px;font-weight:400}
.hero-metrics span{font-size:11.5px;color:#93a3af;margin-top:8px}

/* --------------------------------------------------------------- buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:50px;padding:0 22px;font-size:14.5px;font-weight:700;border:1px solid transparent;
  transition:.18s;cursor:pointer}
.btn.lg{min-height:56px;padding:0 26px;font-size:15px}
.btn.block{display:flex;width:100%;margin-top:10px}
.btn.primary{background:var(--blue);color:#fff}
.btn.primary:hover{background:var(--blue2)}
.btn.ghost{border-color:#ffffff80;color:#fff}
.btn.ghost:hover{background:#ffffff1a}
/* ghost buttons stay white-on-dark inside the dark blocks (hero, page hero,
   cta-dark, founder) and flip to ink-on-light inside ordinary sections */
.section .btn.ghost{border-color:var(--line-d);color:var(--ink)}
.section .btn.ghost:hover{background:var(--alt)}
.text-link{display:inline-flex;align-items:center;gap:12px;padding-bottom:7px;
  border-bottom:2px solid currentColor;font-weight:700;font-size:14.5px;margin-top:8px}

/* ---------------------------------------------------------- section head */
.kicker{font-size:11.5px;font-weight:800;letter-spacing:.18em;color:var(--blue);margin:0 0 18px}
.kicker.light{color:#72c2ec}
.sec-head{margin-bottom:44px;max-width:860px}
.sec-head.center{margin-inline:auto;text-align:center}
.section h2,.sec-head h2{font-size:clamp(28px,3.4vw,44px);line-height:1.22;margin:0}
.sec-lead{margin-top:18px;color:var(--muted);line-height:1.85;font-size:16px}
.sec-head.center .sec-lead{margin-inline:auto;max-width:640px}
.note{font-size:13px;color:var(--muted);margin-top:14px}
.note a{color:var(--blue);font-weight:600}
.lead{font-size:19px;font-weight:600;line-height:1.7}
.quote{font-size:19px;font-weight:700;color:var(--steel);border-left:4px solid var(--blue);
  padding-left:18px;margin:26px 0}

/* ------------------------------------------------------------ capability */
.capability{background:var(--navy);color:#fff;padding:0}
.cap-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.cap-card{padding:44px 30px 46px;border-left:1px solid #ffffff17}
.cap-card:first-child{border-left:0}
.cap-no{font:700 12px/1 Arial;color:var(--blue2)}
.cap-en{font-size:10px;letter-spacing:.17em;color:#7d8e9c;margin:22px 0 8px}
.cap-h{font-size:20px;margin:0 0 14px}
.cap-spec{font-size:13.5px;color:#b7c6d1;line-height:1.8;margin:0 0 12px}
.cap-tx{font-size:13.5px;color:#8d9daa;line-height:1.8;margin:0}

/* ----------------------------------------------------------------- trust */
.trust-layout{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr) minmax(0,.85fr);
  gap:48px;align-items:start}
.trust-fig{margin:0 0 24px}
.trust-fig img{width:100%}
.trust-about h3{font-size:24px;margin:0 0 16px}
.trust-about p{color:var(--muted);font-size:15px;line-height:1.9}
.trust-item+.trust-item{margin-top:28px;padding-top:28px;border-top:1px solid var(--line)}
.trust-item h3{font-size:18px;margin:0 0 10px;color:var(--steel)}
.trust-item p{font-size:14.5px;color:var(--muted);line-height:1.85;margin:0}
.trust-card{background:#fff;border:1px solid var(--line);padding:30px 28px;position:sticky;top:150px}
.tc-logo{max-width:190px;margin-bottom:20px}
.trust-card h3{font-size:19px;margin:0 0 8px}
.trust-card>p{font-size:14px;color:var(--muted)}
.tc-tel{display:block;font:700 27px/1.2 Arial;color:var(--steel);margin:18px 0 6px}
.tc-mail{display:block;font-size:14px;color:var(--blue);font-weight:600;
  overflow-wrap:anywhere;margin-bottom:6px}

/* -------------------------------------------------------------- cta band */
.cta-dark{background:var(--steel);color:#fff;padding:58px 0}
.cta-dark .container{display:flex;align-items:center;gap:40px;flex-wrap:wrap}
.cta-dark h2{font-size:clamp(24px,2.6vw,34px);margin:0 0 8px}
.cta-dark p{margin:0;color:#c3dcec}
.cta-dark .btn{margin-left:auto}
.cta-band{background:var(--alt);padding:56px 0}
.cta-band .container{display:flex;align-items:center;gap:36px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);margin:0 0 6px}
.cta-band p{margin:0;color:var(--muted)}
.cta-band .btn{margin-left:auto}

/* -------------------------------------------------------------- services */
.services{background:#fff}
.svc-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line)}
.svc-card{display:flex;flex-direction:column;background:#fff;transition:.22s}
.svc-card:hover{background:var(--navy);color:#fff}
.svc-img{aspect-ratio:16/10;overflow:hidden;background:var(--alt)}
.svc-img img{width:100%;height:100%;object-fit:cover;transition:.4s}
.svc-card:hover .svc-img img{transform:scale(1.05)}
.svc-body{padding:26px 26px 30px;display:flex;flex-direction:column;flex:1}
.svc-no{font:700 12px/1 Arial;color:var(--blue)}
.svc-en{font-size:10px;letter-spacing:.16em;color:#8b969f;margin:14px 0 8px}
.svc-card h3{font-size:22px;margin:0 0 12px}
.svc-tx{font-size:14px;color:var(--muted);line-height:1.8;margin:0 0 18px}
.svc-card:hover .svc-tx,.svc-card:hover .svc-en{color:#a8b8c4}
.svc-go{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--blue)}
.svc-card:hover .svc-go{color:var(--blue2)}
.svc-oem{background:var(--steel);color:#fff}
.svc-oem .svc-en{color:#9dc6e2}.svc-oem .svc-tx{color:#c3dcec}
.svc-oem .svc-no,.svc-oem .svc-go{color:var(--blue2)}
.svc-oem .svc-body{justify-content:center}

/* hub cards (services overview page) */
.hub-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}
.hub-card{background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;
  transition:.2s}
.hub-card:hover{border-color:var(--blue);box-shadow:0 14px 34px #0b111814;transform:translateY(-3px)}
.hub-card img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hub-tx{padding:24px 24px 28px;display:flex;flex-direction:column;flex:1}
.hub-no{font:700 12px/1 Arial;color:var(--blue)}
.hub-en{font-size:10px;letter-spacing:.16em;color:#8b969f;margin:12px 0 6px}
.hub-card h2{font-size:21px;margin:0 0 10px}
.hub-card p{font-size:14px;color:var(--muted);line-height:1.8;margin:0 0 16px}
.hub-go{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--blue)}

/* ------------------------------------------------------------- materials */
.mat-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:44px;
  align-items:start}
.fin-list h3{font-size:20px;margin:0 0 18px}
.fin{padding:14px 0;border-bottom:1px solid var(--line)}
.fin b{display:block;font-size:15px}
.fin span{display:block;font-size:13px;color:var(--muted);margin-top:3px;line-height:1.7}

/* ----------------------------------------------------------------- table */
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);
  background:#fff}
.jy-table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:520px}
.jy-table.wide{min-width:900px}
.jy-table th,.jy-table td{padding:13px 16px;text-align:left;
  border-bottom:1px solid var(--line);vertical-align:top}
.jy-table thead th{background:var(--steel);color:#fff;font-size:13px;font-weight:700;
  letter-spacing:.03em;white-space:nowrap;position:sticky;top:0}
.jy-table tbody tr:nth-child(even){background:#fafbfc}
.jy-table tbody tr:hover{background:#eef5fa}
.jy-table td:first-child{white-space:nowrap;font-weight:600}
.jy-table.wide td{white-space:nowrap}
.jy-table.wide td:last-child{white-space:normal}
.jy-table a{color:var(--blue);font-weight:600}

/* --------------------------------------------------------------- process */
.flow-wrap{overflow-x:auto;margin-bottom:44px;padding-bottom:6px}
.flow-svg{min-width:1100px;height:auto;display:block}
.process{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));
  border-top:2px solid var(--ink)}
.pr-item{padding:26px 22px 24px 0;border-top:4px solid transparent;margin-top:-4px}
.pr-item:hover{border-color:var(--blue)}
.pr-item span{font:700 12px/1 Arial;color:var(--blue)}
.pr-item h3{font-size:17px;margin:26px 0 10px}
.pr-item p{font-size:13.5px;line-height:1.75;color:var(--muted);margin:0}

/* ---------------------------------------------------------------- videos */
.vid-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.vid a{position:relative;display:block;background:#000;overflow:hidden}
.vid img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.82;transition:.25s}
.vid a:hover img{opacity:1;transform:scale(1.03)}
.vid-play{position:absolute;inset:0;margin:auto;width:58px;height:58px;border-radius:50%;
  background:#0b1118cc;border:2px solid #fff}
.vid-play:after{content:"";position:absolute;top:50%;left:54%;translate:-50% -50%;
  border-style:solid;border-width:9px 0 9px 15px;border-color:transparent transparent transparent #fff}
.vid-tx{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;color:#fff;font-size:13.5px;
  font-weight:600;background:linear-gradient(transparent,#000000cc)}

/* --------------------------------------------------------------- gallery */
.gallery{display:grid;gap:16px}
.gallery.cols-1{grid-template-columns:minmax(0,1fr);max-width:760px}
.gallery.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.gallery.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.gallery.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.gallery figure{margin:0;background:#fff;border:1px solid var(--line);overflow:hidden}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;transition:.35s}
.gallery.contain img{object-fit:contain;background:#fff;padding:8px}
.gallery figure:hover img{transform:scale(1.04)}
.gallery.contain figure:hover img{transform:none}
.gallery figcaption{padding:11px 14px;font-size:13px;color:var(--muted);
  border-top:1px solid var(--line)}

/* ------------------------------------------------------------ industries */
.industries{background:#0a1117;color:#fff}
.industries>.container>h2{margin-bottom:46px}
.ind-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  border-top:1px solid #ffffff2a}
.ind-card{min-height:270px;padding:28px 24px 30px;border-right:1px solid #ffffff22;
  display:flex;flex-direction:column}
.ind-card:first-child{border-left:1px solid #ffffff22}
.ind-card span{color:var(--blue2);font:700 12px/1 Arial}
.ind-card h3{font-size:20px;margin:58px 0 12px}
.ind-card p{font-size:13.5px;line-height:1.8;color:#8e9ba4;margin:0 0 16px}
.ind-go{margin-top:auto;font-size:12.5px;font-weight:700;color:var(--blue2)}
.ind-go:hover{color:#fff}

/* ------------------------------------------------------------------ news */
.news-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:44px;
  align-items:start}
.news-card{border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:22px}
.news-card a{display:grid;grid-template-columns:minmax(0,220px) minmax(0,1fr);gap:22px;
  align-items:center}
.news-img img{width:100%;aspect-ratio:16/9;object-fit:cover}
.news-body time{font:700 12px/1 Arial;color:var(--blue)}
.news-body h3{font-size:19px;margin:10px 0 8px}
.news-card a:hover h3{color:var(--blue)}
.news-body p{font-size:14px;color:var(--muted);margin:0 0 10px;line-height:1.75}
.news-go{font-size:13px;font-weight:700;color:var(--blue)}
.news-aside{background:var(--alt);padding:28px 26px}
.na-fig{margin:0 0 20px}
.news-aside h3{font-size:19px;line-height:1.5;margin:0 0 12px}
.news-aside p{font-size:14px;color:var(--muted)}

/* ------------------------------------------------------------- bottom do */
.do-band{background:var(--alt);padding:56px 0}
.do-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}
.do-card{background:#fff;border:1px solid var(--line);transition:.2s;display:block}
.do-card:hover{border-color:var(--blue);transform:translateY(-3px);box-shadow:0 14px 34px #0b111814}
.do-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.do-tx{padding:22px 24px 26px}
.do-tx h3{font-size:19px;margin:0 0 8px}
.do-tx p{font-size:14px;color:var(--muted);margin:0 0 12px;line-height:1.75}
.do-tx span{font-size:12.5px;font-weight:700;color:var(--blue)}

/* ------------------------------------------------------------------- faq */
.faq{border:1px solid var(--line);background:#fff;margin-bottom:10px}
.faq summary{padding:18px 46px 18px 20px;font-size:16px;font-weight:700;cursor:pointer;
  position:relative;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";position:absolute;right:18px;top:50%;translate:0 -50%;
  font:400 24px/1 Arial;color:var(--blue)}
.faq[open] summary:after{content:"–"}
.faq[open] summary{border-bottom:1px solid var(--line)}
.faq-a{padding:18px 20px 4px;color:var(--muted);font-size:15px;line-height:1.85}

/* ------------------------------------------------------------- page hero */
.page-hero{background:var(--navy);color:#fff;padding:26px 0 62px}
.crumbs{font-size:12.5px;color:#93a8b8;margin-bottom:34px}
.crumbs a:hover{color:#fff;text-decoration:underline}
.ph-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:52px;
  align-items:center}
.ph-tx h1{font-size:clamp(30px,4vw,52px);line-height:1.16;margin:0 0 20px}
.ph-lead{font-size:17px;color:#c2d1dc;line-height:1.85;max-width:560px}
.ph-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.ph-img img{width:100%;aspect-ratio:4/3;object-fit:cover}

/* --------------------------------------------------------- service detail */
.sd-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:52px;
  align-items:start}
.sd-tx p{color:var(--muted);line-height:1.95;font-size:15.5px}
.sd-tx h2{margin-bottom:18px}
.sd-spec h2{font-size:22px;margin:0 0 18px}
ul.check li{position:relative;padding:9px 0 9px 30px;font-size:15px;line-height:1.8;
  border-bottom:1px solid var(--line)}
ul.check li:before{content:"";position:absolute;left:4px;top:19px;width:9px;height:9px;
  background:var(--blue);rotate:45deg}
ul.check.big li{font-size:16px;padding-block:14px}
ul.check li b{display:block;color:var(--steel);margin-bottom:2px}
ul.check li a{color:var(--blue);font-weight:600}
ul.check{margin:22px 0 28px}
ol.ct-list{counter-reset:c;margin:18px 0 22px}
ol.ct-list li{counter-increment:c;position:relative;padding:10px 0 10px 34px;font-size:14.5px;
  line-height:1.8;border-bottom:1px solid var(--line-d)}
ol.ct-list li:before{content:counter(c,decimal-leading-zero);position:absolute;left:0;top:12px;
  font:700 12px/1 Arial;color:var(--blue)}

.rel-svc{background:var(--alt)}
.rel-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px;margin-top:32px}
.rel-grid a{background:#fff;border:1px solid var(--line);padding:20px 18px 22px;transition:.2s}
.rel-grid a:hover{border-color:var(--blue);transform:translateY(-3px)}
.rel-grid span{font:700 11px/1 Arial;color:var(--blue)}
.rel-grid b{display:block;font-size:15px;margin:12px 0 5px}
.rel-grid small{display:block;font-size:12px;color:var(--muted);line-height:1.6}

.ra-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:30px}
.ra-card{background:#fff;border:1px solid var(--line);display:block;transition:.2s}
.ra-card:hover{border-color:var(--blue);transform:translateY(-3px)}
.ra-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.ra-card div{padding:18px 20px 22px}
.ra-card h3{font-size:16px;line-height:1.5;margin:0 0 8px}
.ra-card p{font-size:13px;color:var(--muted);margin:0;line-height:1.7}

/* --------------------------------------------------------------- product */
.pd-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.pd-card{background:#fff;border:1px solid var(--line);transition:.2s;display:block}
.pd-card:hover{border-color:var(--blue);transform:translateY(-3px)}
.pd-card img{width:100%;aspect-ratio:4/3;object-fit:contain;background:#fff;padding:10px}
.pd-card div{padding:18px 22px 24px;border-top:1px solid var(--line)}
.pd-card h3{font-size:18px;margin:0 0 6px}
.pd-card p{font-size:13.5px;color:var(--muted);margin:0 0 10px}
.pd-card span{font-size:12.5px;font-weight:700;color:var(--blue)}

/* ------------------------------------------------------------- equipment */
.eq-nav{background:var(--alt);border-bottom:1px solid var(--line)}
.eq-nav .container{display:flex;gap:0;overflow-x:auto;scrollbar-width:none}
.eq-nav .container::-webkit-scrollbar{display:none}
.eq-nav a{display:flex;align-items:center;gap:8px;padding:15px 16px;font-size:13.5px;
  white-space:nowrap;border-right:1px solid var(--line)}
.eq-nav a:first-child{border-left:1px solid var(--line)}
.eq-nav a span{font:700 10px/1 Arial;color:var(--blue)}
.eq-nav a:hover{background:#fff;color:var(--blue)}
.eq-item{padding:70px 0;border-bottom:1px solid var(--line)}
.eq-item:nth-child(even){background:#fff}
.eq-grid{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:48px;
  align-items:center;margin-bottom:34px}
.eq-img img{width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--line)}
.eq-tx h2{font-size:clamp(24px,2.8vw,34px);margin:0 0 14px}
.eq-lead{font-size:16px;font-weight:600;color:var(--steel);margin-bottom:16px}
.eq-tx p{color:var(--muted);line-height:1.9;font-size:15px}
.eq-item h3{font-size:17px;margin:0 0 16px;padding-top:8px}
/* sample shots are supporting evidence, not the point of the section - keep a
   two-photo gallery from swelling to the full 1240px shell */
.eq-item .gallery{max-width:880px}

/* ----------------------------------------------------------------- about */
.why-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px}
.why-item{background:#fff;border-top:3px solid var(--blue);padding:26px 24px 28px}
.why-item h3{font-size:19px;margin:0 0 12px}
.why-item p{font-size:14px;color:var(--muted);line-height:1.85;margin:0}
.founder{background:var(--steel);color:#fff}
.fd-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:52px;
  align-items:center}
.fd-img figure{margin:0}
.fd-img img{width:100%;aspect-ratio:1/1;object-fit:cover}
.fd-tx .kicker{color:#8fc3e4}
.fd-tx h2{margin:0 0 22px}
.fd-tx p{color:#c9dcea;line-height:1.95;font-size:15.5px}
.fd-sign{margin-top:26px;font-weight:700;color:#fff;letter-spacing:.05em}

/* --------------------------------------------------------------- contact */
.ct-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;
  align-items:start}
.ct-card{background:var(--alt);padding:30px 28px;border-top:3px solid var(--blue)}
.ct-card h2{font-size:22px;margin:0 0 10px}
.ct-card>p{font-size:14px;color:var(--muted)}
.map-wrap{border:1px solid var(--line);background:#fff;line-height:0}
.map-wrap iframe{display:block;width:100%}

/* ------------------------------------------------------------- knowledge */
.kn-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.kn-card{background:#fff;border:1px solid var(--line);transition:.2s}
.kn-card:hover{border-color:var(--blue);transform:translateY(-4px);box-shadow:0 16px 38px #0b111814}
.kn-card a{display:flex;flex-direction:column;height:100%}
.kn-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.kn-tx{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1}
.kn-cat{display:inline-block;align-self:flex-start;background:var(--steel);color:#fff;
  font-size:11px;font-weight:700;letter-spacing:.06em;padding:4px 10px;margin-bottom:12px}
.kn-tx time{font:700 12px/1 Arial;color:var(--blue);margin-bottom:8px}
.kn-tx h2{font-size:18px;line-height:1.5;margin:0 0 10px}
.kn-tx p{font-size:13.5px;color:var(--muted);line-height:1.75;margin:0 0 16px}
.kn-go{margin-top:auto;font-size:12.5px;font-weight:700;color:var(--blue)}

/* --------------------------------------------------------------- article */
.article-top{background:var(--navy);color:#fff;padding:22px 0}
.article-top .crumbs{margin:0}
.article-wrap{padding:56px 0 72px;background:#fff}
.article-wrap .container{width:min(920px,calc(100% - 48px))}
.post-wrapper{max-width:100%!important}
/* ported articles carry their own comparison tables; each gets a scroller so a
   wide table never pushes the document sideways on a phone */
.post-table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin-bottom:22px}
.post-wrapper .post-table-scroll table{margin-bottom:0}
.post-wrapper img,.post-wrapper svg{max-width:100%;height:auto}
.post-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;
  margin:56px 0 0;padding-top:30px;border-top:1px solid var(--line)}
.pn{border:1px solid var(--line);padding:18px 20px;transition:.2s}
.pn:hover{border-color:var(--blue)}
.pn.next{text-align:right}
.pn span{display:block;font-size:11.5px;font-weight:700;letter-spacing:.12em;color:var(--blue);
  margin-bottom:8px}
.pn b{font-size:15px;line-height:1.5;font-weight:600}
.post-cta{margin-top:40px;background:var(--alt);padding:34px 32px;text-align:center}
.post-cta h2{font-size:24px;margin:0 0 10px}
.post-cta p{color:var(--muted);margin-bottom:20px}

/* ------------------------------------------------------------- float cta */
.float-cta{position:fixed;right:18px;bottom:18px;z-index:60;display:flex;
  flex-direction:column;gap:10px}
.fc{display:flex;align-items:center;gap:9px;padding:12px 16px;border-radius:40px;
  color:#fff;font-size:13.5px;font-weight:700;box-shadow:0 8px 22px #0b111838}
.fc svg{width:19px;height:19px;flex:0 0 19px}
.fc-tel{background:var(--blue)}
.fc-mail{background:var(--steel)}
.fc:hover{filter:brightness(1.12)}

/* ---------------------------------------------------------------- footer */
/* the extra bottom padding keeps the copyright line clear of the fixed
   float-CTA buttons when the page is scrolled all the way down */
.footer{background:#060c12;color:#fff;padding:66px 0 96px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,.72fr))
  minmax(0,1.5fr);gap:34px}
.footer .brand{margin-bottom:20px}
.f-brand p{font-size:13.5px;color:#8b9aa6;line-height:1.9}
.f-vat{font-size:12.5px;color:#6d7d8a}
.footer h4{font-size:12px;letter-spacing:.16em;color:var(--blue2);margin:0 0 18px}
.footer li{margin-bottom:10px}
.footer li a,.footer li span{font-size:13.5px;color:#a9b7c2}
.footer li a:hover{color:#fff}
.f-contact li{display:grid;grid-template-columns:minmax(0,72px) minmax(0,1fr);gap:10px}
.f-contact b{font-size:12px;color:#6d7d8a;font-weight:500}
/* break long addresses at the @ / dot rather than mid-word */
.f-contact a{word-break:break-word;overflow-wrap:break-word}
.f-keywords{margin:46px 0 0;padding-top:26px;border-top:1px solid #ffffff14;
  font-size:11.5px;color:#5c6b78;line-height:2}
.f-bottom{display:flex;flex-wrap:wrap;gap:16px;margin-top:24px;padding-top:22px;
  border-top:1px solid #ffffff14}
.f-bottom small{font-size:12px;color:#6d7d8a}
.f-bottom small:last-child{margin-left:auto}

.notfound{padding:120px 0}
.notfound h1{font-size:clamp(30px,4vw,48px);margin:0 0 18px}

/* ============================================================= responsive */
@media(max-width:1180px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px}
  .trust-layout{grid-template-columns:repeat(2,minmax(0,1fr))}
  .trust-card{grid-column:span 2;position:static}
  .rel-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:1024px){
  .desktop-nav,.header-cta{display:none}
  .menu-button{display:flex}
  .cap-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cap-card:nth-child(3){border-left:0}
  .svc-grid,.hub-grid,.kn-grid,.ra-grid,.do-grid,.pd-grid,.vid-grid{
    grid-template-columns:repeat(2,minmax(0,1fr))}
  .ind-grid,.why-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ind-card:nth-child(3){border-left:1px solid #ffffff22}
  .mat-layout,.sd-grid,.ct-grid,.news-layout,.eq-grid,.fd-grid,.ph-grid{
    grid-template-columns:minmax(0,1fr);gap:36px}
  .process{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-metrics{left:0;right:0;grid-template-columns:repeat(4,minmax(0,1fr))}
  .ph-img{order:-1}
}
@media(max-width:760px){
  :root{--head:64px}
  .section{padding:60px 0}
  .container,.container.narrow{width:min(100% - 32px,var(--max))}
  .topline .tl-addr{display:none}
  .hero{padding:56px 0 40px;min-height:auto;display:block}
  .h1-lead{font-size:clamp(34px,9.5vw,50px)}
  .h1-key{font-size:15px}
  .hero-lead{font-size:15px}
  .hero-actions{flex-direction:column;align-items:stretch}
  /* the metrics panel is taller than any sane bottom padding once it wraps to
     2x2, so on phones it leaves the overlay and simply follows the hero copy */
  /* relative, not static: .hero-bg is absolutely positioned and would paint
     over an unpositioned sibling */
  .hero-metrics{position:relative;inset:auto;z-index:3;
    grid-template-columns:repeat(2,minmax(0,1fr));margin-top:34px;
    backdrop-filter:none}
  .hero:after{display:none}
  .hero-metrics strong{font-size:23px}
  .hero-metrics div{padding:16px 16px}
  .cap-grid{grid-template-columns:minmax(0,1fr)}
  .cap-card{border-left:0;border-top:1px solid #ffffff17;padding:32px 0}
  .cap-card:first-child{border-top:0}
  .trust-layout{grid-template-columns:minmax(0,1fr)}
  .trust-card{grid-column:auto}
  .svc-grid,.hub-grid,.kn-grid,.ra-grid,.do-grid,.pd-grid,.vid-grid,
  .ind-grid,.why-grid,.rel-grid,.gallery.cols-3,.gallery.cols-4,.gallery.cols-2{
    grid-template-columns:minmax(0,1fr)}
  .ind-card{min-height:auto;border-left:1px solid #ffffff22}
  .ind-card h3{margin-top:30px}
  .process{grid-template-columns:minmax(0,1fr)}
  .pr-item{padding-right:0}
  .news-card a{grid-template-columns:minmax(0,1fr)}
  .post-nav{grid-template-columns:minmax(0,1fr)}
  .pn.next{text-align:left}
  .cta-dark .container,.cta-band .container{flex-direction:column;align-items:flex-start}
  .cta-dark .btn,.cta-band .btn{margin-left:0;width:100%}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .f-bottom small:last-child{margin-left:0}
  .float-cta{right:12px;bottom:12px;flex-direction:row}
  .fc span{display:none}
  .fc{padding:14px}
  .fc svg{width:22px;height:22px;flex-basis:22px}
  .article-wrap{padding:36px 0 52px}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important;
    scroll-behavior:auto!important}
}
@media print{
  .topline,.site-head,.mobile-menu,.float-cta,.footer,.eq-nav{display:none}
  body{background:#fff}
}