/* ==========================================================================
   LVQING — industrial brand site
   ========================================================================== */

@font-face{
  font-family:"Inter";font-style:normal;font-weight:100 900;font-display:swap;
  src:url("/assets/fonts/inter.woff2") format("woff2");
}

:root{
  --navy:#102A43;
  --navy-900:#0B1E31;
  --navy-800:#16354F;
  --grey:#F3F5F6;
  --grey-2:#E9EDEF;
  --line:#DDE4E8;
  --blue:#2676A8;
  --blue-lt:#3D8FC4;
  --orange:#E39B45;
  --orange-dk:#CE8733;
  --ink:#263746;
  --muted:#657586;
  --white:#fff;
  --max:1280px;
  --gut:32px;
  --r:3px;
  --sh:0 1px 2px rgba(16,42,67,.04),0 8px 24px -12px rgba(16,42,67,.16);
  --sh-lg:0 24px 60px -30px rgba(16,42,67,.35);
  --ff:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",
       "PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --fm:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;overflow-x:clip;overflow-x:clip;font-family:var(--ff);color:var(--ink);background:var(--white);
  font-size:16.5px;line-height:1.68;-webkit-font-smoothing:antialiased;
  font-feature-settings:"kern" 1,"liga" 1,"cv05" 1;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.16;letter-spacing:-.022em;font-weight:650;color:var(--navy)}
h1{font-size:clamp(2.1rem,4vw,3.5rem);letter-spacing:-.03em}
h2{font-size:clamp(1.6rem,2.5vw,2.35rem)}
h3{font-size:1.16rem;letter-spacing:-.012em}
h4{font-size:.98rem}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 var(--gut)}
.wrap-narrow{max-width:840px}
.skip{position:absolute;left:-9999px;top:0;background:var(--navy);color:#fff;padding:10px 16px;z-index:99}
.skip:focus{left:8px;top:8px}

/* ---------- typography helpers ------------------------------------------- */
.eyebrow{
  font-size:.705rem;font-weight:640;letter-spacing:.18em;text-transform:uppercase;
  color:var(--blue);margin:0 0 14px;display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--orange);display:block;flex:none}
.eyebrow.lt{color:#8FB6D2}
.lead{font-size:1.075rem;color:var(--muted);max-width:64ch;margin:0}
.big{font-size:1.06rem;line-height:1.75;color:#34495B}
.note{font-size:.845rem;color:var(--muted);margin-top:14px}
.lnk{
  display:inline-flex;align-items:center;gap:7px;font-size:.845rem;font-weight:620;
  letter-spacing:.02em;color:var(--blue);border-bottom:1px solid transparent;padding-bottom:2px;
  transition:color .18s,border-color .18s;
}
.lnk span{transition:transform .18s}
.lnk:hover{color:var(--navy);border-color:var(--orange)}
.lnk:hover span{transform:translateX(3px)}
.lnk-lg{font-size:.9rem}
.lnk-mute{color:var(--muted)}

/* ---------- buttons ------------------------------------------------------ */
.btn{
  --h:50px;
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:var(--h);padding:0 24px;border-radius:2px;border:1px solid transparent;
  font-size:.795rem;font-weight:640;letter-spacing:.085em;text-transform:uppercase;
  cursor:pointer;transition:background .18s,color .18s,border-color .18s,transform .18s;
  white-space:nowrap;font-family:inherit;
}
.btn-accent{background:var(--orange);color:#20272C}
.btn-accent:hover{background:var(--orange-dk);transform:translateY(-1px)}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-800)}
.btn-line{border-color:var(--line);color:var(--navy);background:#fff}
.btn-line:hover{border-color:var(--navy);background:var(--navy);color:#fff}
.btn-ghost-lt{border-color:rgba(255,255,255,.32);color:#fff}
.btn-ghost-lt:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.6)}
.btn-sm{--h:40px;padding:0 17px;font-size:.735rem}
.btnrow{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* ---------- header ------------------------------------------------------- */
.hdr{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line)}
.topbar{background:var(--navy);color:#B9CEDE;font-size:.755rem;letter-spacing:.03em}
.topbar-in{display:flex;align-items:center;justify-content:space-between;height:36px}
.topbar-l .tb-tag{letter-spacing:.12em;text-transform:uppercase;font-size:.68rem;color:#8FB6D2}
.topbar-r{display:flex;align-items:center;gap:18px}
.topbar-r a{color:#CFE0EC}
.topbar-r a:hover{color:#fff}
.langs{display:flex;gap:2px;border-left:1px solid rgba(255,255,255,.16);padding-left:16px}
.langs a{padding:2px 7px;border-radius:2px;font-size:.72rem}
.langs a:hover{background:rgba(255,255,255,.12)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand-mark{display:block;line-height:0}
.brand-txt{display:flex;flex-direction:column;line-height:1.1}
.brand-txt strong{font-size:1.16rem;letter-spacing:.16em;color:var(--navy);font-weight:700}
.brand-txt em{font-style:normal;font-size:.615rem;letter-spacing:.13em;text-transform:uppercase;color:var(--muted)}
.nav ul{display:flex;align-items:center;gap:2px}
.nav>ul>li{position:relative}
.nav>ul>li>a{
  display:flex;align-items:center;gap:5px;padding:10px 12px;font-size:.845rem;font-weight:560;
  color:#2C3E4D;border-radius:2px;transition:color .16s;
}
.nav>ul>li>a:hover,.nav>ul>li.is-active>a{color:var(--blue)}
.nav>ul>li.is-active>a{box-shadow:inset 0 -2px 0 var(--orange)}
.caret{width:9px;height:6px;opacity:.55;margin-top:2px}
.menu{
  position:absolute;top:calc(100% + 12px);left:-14px;min-width:326px;background:#fff;
  border:1px solid var(--line);box-shadow:var(--sh-lg);border-radius:var(--r);
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:.2s;z-index:70;
}
.has-menu:hover .menu,.has-menu:focus-within .menu{opacity:1;visibility:visible;transform:none}
.menu-inner{padding:16px}
.menu-label{font-size:.665rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin:0 0 10px;padding:0 10px}
.menu ul li a{display:block;padding:8px 10px;font-size:.86rem;border-radius:2px;color:#2C3E4D}
.menu ul li a:hover{background:var(--grey);color:var(--blue)}
.menu-all{display:block;margin-top:10px;padding:10px;border-top:1px solid var(--line);font-size:.78rem;font-weight:620;color:var(--blue)}
.nav-act{display:flex;align-items:center;gap:14px;flex:none}
.burger{display:none;width:42px;height:38px;border:1px solid var(--line);background:#fff;border-radius:2px;
  flex-direction:column;justify-content:center;gap:4px;align-items:center;cursor:pointer}
.burger span{display:block;width:18px;height:1.6px;background:var(--navy);transition:.2s}

/* ---------- hero --------------------------------------------------------- */
.hero{position:relative;background:var(--navy);color:#EAF2F8;overflow:hidden;padding:74px 0 0}
.hero-grid{
  position:absolute;inset:0;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='56'%3E%3Cpath d='M56 0H0v56' fill='none' stroke='%23ffffff' stroke-opacity='.05' stroke-width='1'/%3E%3C/svg%3E");
  mask-image:linear-gradient(105deg,transparent 42%,#000 100%);
}
.hero-glow{position:absolute;right:-14%;top:-22%;width:60vw;height:60vw;max-width:820px;max-height:820px;
  background:radial-gradient(circle,rgba(38,118,168,.42),transparent 62%);pointer-events:none}
.hero-in{position:relative;display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,1fr);min-width:0;min-width:0;
  gap:36px;align-items:center;padding-bottom:62px}
.hero-copy{max-width:640px}
.hero h1{color:#fff;font-size:clamp(2.3rem,4.4vw,3.85rem);letter-spacing:-.035em;line-height:1.03;
  text-transform:uppercase;margin-bottom:14px}
.hero-sub{font-size:clamp(1.05rem,1.5vw,1.32rem);color:#A9C6DA;font-weight:450;margin:0 0 18px;letter-spacing:-.01em}
.hero-body{color:#B9CEDE;max-width:56ch;font-size:.98rem;line-height:1.72;margin:0}
.hero-badges{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;list-style:none;
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0 26px;margin:0}
.hero-badges li{display:flex;align-items:center;gap:10px;font-size:.705rem;letter-spacing:.115em;
  text-transform:uppercase;color:#9FBBD0}
.hero-badges li+li{border-left:1px solid rgba(255,255,255,.12);padding-left:24px}
.dot{width:5px;height:5px;background:var(--orange);border-radius:50%;flex:none}
.hero-art{position:relative}
.hero-art-inner{padding:6px 0 0 6px}
.hero-art-inner svg{width:100%;height:auto;max-height:470px}
.valve-dark path,.valve-dark polygon,.valve-dark circle,.valve-dark rect,.valve-dark line{vector-effect:non-scaling-stroke}
.hero-tag{display:flex;align-items:center;justify-content:flex-end;gap:10px;font-family:var(--fm);
  font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:#7E9CB4;margin-top:14px}
.hero-tag span{color:var(--orange)}

/* ---------- generic section --------------------------------------------- */
.sec{padding:96px 0}
.sec-alt{background:var(--grey)}
.sec-head{margin-bottom:46px;max-width:760px}
.sec-head h2{margin-bottom:14px}
.sec-head.row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;max-width:none}
.sec-head.row>div{max-width:720px}
.sec-h2{margin-bottom:34px}
.wrap-narrow h2{margin:34px 0 18px}
.wrap-narrow h2:first-child{margin-top:0}

/* reveal */
.js [data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.js [data-reveal].in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){[data-reveal]{opacity:1;transform:none;transition:none}}

/* ---------- audience cards ---------------------------------------------- */
.aud-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.aud-grid>*,.pgrid>*,.agrid>*,.bat-grid>*,.mfg-grid>*,.pd-grid>*,.up-grid>*,.ct-grid>*,.two-colwide>*,.pd-2col>*{min-width:0}
.aud-grid>*,.pgrid>*,.agrid>*,.bat-grid>*,.mfg-grid>*,.pd-grid>*,.up-grid>*,.ct-grid>*,.two-colwide>*,.pd-2col>*{min-width:0}
.aud{position:relative;background:#fff;border:1px solid var(--line);padding:38px 36px 34px;border-radius:var(--r);
  transition:box-shadow .25s,border-color .25s,transform .25s}
.aud::after{content:"";position:absolute;left:0;top:0;width:0;height:3px;background:var(--orange);transition:width .35s}
.aud:hover{box-shadow:var(--sh-lg);transform:translateY(-2px);border-color:#C9D6DE}
.aud:hover::after{width:100%}
.aud-kicker{font-family:var(--fm);font-size:.68rem;letter-spacing:.18em;color:var(--orange);margin:0 0 12px}
.aud h3{font-size:1.42rem;margin-bottom:12px}
.aud p{color:var(--muted);font-size:.96rem}
.tick{margin:20px 0 26px;display:grid;gap:9px}
.tick li{position:relative;padding-left:22px;font-size:.9rem;color:#34495B}
.tick li::before{content:"";position:absolute;left:0;top:.55em;width:9px;height:9px;
  border-left:1.6px solid var(--blue);border-bottom:1.6px solid var(--blue);transform:rotate(-45deg) translateY(-2px)}
.dash{margin:16px 0 24px;display:grid;gap:8px}
.dash li{position:relative;padding-left:18px;font-size:.895rem;color:#34495B}
.dash li::before{content:"";position:absolute;left:0;top:.7em;width:8px;height:1px;background:var(--orange)}
.dash.lt li{color:#B9CEDE}
.dash a{color:inherit}
.dash a:hover{color:var(--blue)}

/* ---------- product grid ------------------------------------------------- */
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  display:flex;flex-direction:column;transition:border-color .2s,box-shadow .25s,transform .25s}
.pcard:hover{border-color:#C3D2DC;box-shadow:var(--sh-lg);transform:translateY(-3px)}
.pcard-art{display:flex;align-items:center;justify-content:center;height:236px;padding:14px 10px;
  background:linear-gradient(160deg,#F7F9FA,#E7EDF0);border-bottom:1px solid var(--line)}
.pcard-art svg{width:100%;height:100%}
.pcard-art svg{transition:transform .4s}
.pcard:hover .pcard-art svg{transform:scale(1.035)}
.pcard-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.pcard-code{font-family:var(--fm);font-size:.665rem;letter-spacing:.14em;color:var(--blue);margin:0 0 8px}
.pcard h3{font-size:1.06rem;margin-bottom:9px;line-height:1.3}
.pcard h3 a:hover{color:var(--blue)}
.pcard-body>p{font-size:.885rem;color:var(--muted);line-height:1.62;margin:0 0 18px}
.pcard-act{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;
  padding-top:14px;border-top:1px solid var(--grey-2)}
.pgrid-3{grid-template-columns:repeat(3,1fr)}

/* ---------- battery band ------------------------------------------------- */
.sec-battery{background:var(--navy-900);color:#EAF2F8;position:relative;overflow:hidden}
.sec-battery::before{content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 82% 30%,rgba(38,118,168,.34),transparent 55%)}
.bat-grid{position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}
.bat-copy h2{color:#fff;margin-bottom:16px}
.bat-copy .lead{color:#B0C8DA}
.bat-items{display:grid;gap:20px;margin:32px 0 30px;
  border-top:1px solid rgba(255,255,255,.14);padding-top:26px}
.bit{display:grid;grid-template-columns:150px 1fr;gap:20px;align-items:baseline}
.bit h4{color:#fff;font-size:.86rem;letter-spacing:.02em;margin:0}
.bit p{margin:0;font-size:.875rem;color:#9FBBD0;line-height:1.6}
.bat-note{margin:18px 0 0;font-size:.775rem;color:#7E9CB4;max-width:52ch}
.bat-art{position:relative}
.bat-panel{border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.025);padding:20px}
.bat-panel svg{width:100%;height:auto;max-height:420px}

/* ---------- industries -------------------------------------------------- */
.agrid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line)}
.acard{background:#fff;padding:34px 32px 32px;transition:background .2s;position:relative}
.acard:hover{background:#FBFCFC}
.acard-ico{display:inline-flex;color:var(--blue);margin-bottom:20px;transition:color .2s}
.acard:hover .acard-ico{color:var(--orange)}
.acard h3{font-size:1.1rem;margin-bottom:10px}
.acard h3 a:hover{color:var(--blue)}
.acard p{font-size:.885rem;color:var(--muted);margin:0 0 16px;line-height:1.66}

/* ---------- manufacturing ----------------------------------------------- */
.sec-mfg{background:var(--grey)}
.mfg-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.mfg-art{background:#fff;border:1px solid var(--line);padding:24px 20px 16px}
.mfg-art svg{width:100%;height:auto;max-height:420px}
.mfg-legend{display:flex;flex-wrap:wrap;gap:6px 20px;margin-top:12px;font-family:var(--fm);
  font-size:.665rem;letter-spacing:.06em;color:var(--muted);border-top:1px solid var(--grey-2);padding-top:12px}
.mfg-copy h2{margin-bottom:16px}
.mfg-item{display:grid;grid-template-columns:44px 1fr;gap:16px;padding:20px 0;border-top:1px solid #DCE3E7;align-items:start}
.mfg-item:last-of-type{border-bottom:1px solid #DCE3E7;margin-bottom:24px}
.mfg-ico{color:var(--blue)}
.mfg-item h4{margin-bottom:5px;font-size:.95rem}
.mfg-item p{margin:0;font-size:.875rem;color:var(--muted);line-height:1.62}

/* ---------- process steps ----------------------------------------------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;counter-reset:s;position:relative}
.steps::before{content:"";position:absolute;left:0;right:0;top:26px;height:1px;background:var(--line)}
.step{padding:0 22px 0 0;position:relative}
.step-n{display:flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:50%;
  background:#fff;border:1px solid var(--line);font-family:var(--fm);font-size:.82rem;color:var(--blue);
  margin-bottom:20px;position:relative;z-index:1;transition:.25s}
.step:hover .step-n{background:var(--navy);color:#fff;border-color:var(--navy)}
.step h4{font-size:.95rem;margin-bottom:7px}
.step p{font-size:.855rem;color:var(--muted);line-height:1.62;margin:0}
.steps-tight .step{padding-right:16px}

/* ---------- CTA band ---------------------------------------------------- */
.ctaband{background:var(--navy);color:#fff;padding:76px 0;position:relative;overflow:hidden}
.ctaband::after{content:"";position:absolute;right:-8%;bottom:-60%;width:52vw;height:52vw;
  background:radial-gradient(circle,rgba(38,118,168,.34),transparent 62%)}
.ctaband .wrap{position:relative;max-width:900px}
.ctaband h2{color:#fff;margin-bottom:14px}
.ctaband p{color:#B0C8DA;max-width:62ch}
.ctaband .btnrow{margin-top:26px}

/* ---------- page hero --------------------------------------------------- */
.crumbs{background:#fff;border-bottom:1px solid var(--grey-2);font-size:.755rem;color:var(--muted)}
.crumbs ol{display:flex;flex-wrap:wrap;gap:8px;padding:13px 0;align-items:center}
.crumbs li+li::before{content:"/";margin-right:8px;color:#C3D0D8}
.crumbs a:hover{color:var(--blue)}
.phero{background:var(--navy);color:#EAF2F8;padding:64px 0 66px;position:relative;overflow:hidden}
.phero-bg{position:absolute;inset:0;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='56'%3E%3Cpath d='M56 0H0v56' fill='none' stroke='%23ffffff' stroke-opacity='.045' stroke-width='1'/%3E%3C/svg%3E");
  mask-image:linear-gradient(90deg,#000,transparent 78%)}
.phero-in{position:relative;max-width:900px}
.phero h1{color:#fff;margin-bottom:18px}
.phero .lead{color:#B0C8DA;font-size:1.06rem}

/* ---------- product detail ---------------------------------------------- */
.pdetail-hero{background:var(--grey);border-bottom:1px solid var(--line);padding:56px 0 0;overflow:hidden}
.pd-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.pd-copy h1{margin-bottom:18px}
.pd-copy .lead{color:#4A5D6D}
.pd-art{padding:10px 0 0}
.pd-art svg{width:100%;max-height:430px;height:auto}
.sec-pd .pd-2col,.pd-2col{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:64px;align-items:start}
.pd-main h2{margin:44px 0 16px}
.pd-main h2:first-child{margin-top:0}
.pd-main h3{margin:0 0 14px}
.kvlist{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.kv{background:#fff;padding:20px 22px}
.kv h4{margin-bottom:6px;color:var(--navy);font-size:.88rem}
.kv p{margin:0;font-size:.855rem;color:var(--muted);line-height:1.6}
.tablewrap{border:1px solid var(--line);overflow-x:auto}
table.spec{width:100%;border-collapse:collapse;font-size:.885rem}
table.spec th,table.spec td{padding:13px 18px;text-align:left;border-bottom:1px solid var(--grey-2);vertical-align:top}
table.spec th{width:42%;font-weight:560;color:var(--navy);background:#FAFBFB}
table.spec tr:last-child th,table.spec tr:last-child td{border-bottom:0}
table.spec td{color:#3A4E5F}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:44px}
.two-col h3{margin-bottom:8px}
.two-colwide{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:64px;align-items:start}
.pd-side{display:grid;gap:18px;position:sticky;top:132px}
.sidecard{background:var(--grey);border:1px solid var(--line);padding:26px 24px}
.sidecard h4{margin-bottom:10px;font-size:.95rem}
.sidecard p{font-size:.86rem;color:var(--muted);margin-bottom:18px}
.sidecard-alt{background:#fff}
.sidecard-dark{background:var(--navy);border-color:var(--navy)}
.sidecard-dark h4{color:#fff}
.sidecard-dark p{color:#A9C6DA}
.sidecard .dash{margin-bottom:0}
.chals{display:grid;gap:14px}
.chal h4{font-size:.85rem;margin-bottom:3px;color:var(--navy)}
.chal p{margin:0;font-size:.82rem;color:var(--muted);line-height:1.55}
.sidecard-dark .chal h4{color:#CFE0EC}
.sidecard-dark .chal p{color:#9FBBD0}

/* FAQ */
.sec-faq{background:var(--grey)}
.qa{border-bottom:1px solid #D8E0E5;background:transparent}
.qa summary{list-style:none;cursor:pointer;padding:20px 40px 20px 0;position:relative;
  font-weight:580;color:var(--navy);font-size:.98rem}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"";position:absolute;right:6px;top:26px;width:9px;height:9px;
  border-right:1.6px solid var(--blue);border-bottom:1.6px solid var(--blue);
  transform:rotate(45deg);transition:.2s}
.qa[open] summary::after{transform:rotate(-135deg);top:29px}
.qa-body p{font-size:.9rem;color:#4A5D6D;margin:0 0 20px;max-width:78ch}

/* ---------- applications ------------------------------------------------- */
.app-hero .app-art{position:relative;display:flex;align-items:center;justify-content:center}
.app-ico-big{position:absolute;right:-6px;top:-16px;opacity:.16;color:var(--navy)}
.blk{margin-bottom:34px}
.blk h2{font-size:1.24rem;margin-bottom:12px}
.chal{margin-bottom:0}

/* ---------- OEM page ----------------------------------------------------- */
.osvc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.osvc{background:#fff;border:1px solid var(--line);padding:32px 30px;position:relative;
  transition:box-shadow .25s,transform .25s,border-color .2s}
.osvc:hover{box-shadow:var(--sh-lg);transform:translateY(-2px);border-color:#C9D6DE}
.osvc-n{font-family:var(--fm);font-size:.72rem;color:var(--orange);letter-spacing:.1em;display:block;margin-bottom:14px}
.osvc h3{margin-bottom:10px;font-size:1.05rem}
.osvc p{margin:0;font-size:.885rem;color:var(--muted);line-height:1.68}
.why-grid{display:grid;gap:0}
.why{padding:22px 0;border-top:1px solid #DCE3E7}
.why:last-child{border-bottom:1px solid #DCE3E7}
.why h4{margin-bottom:6px;font-size:.95rem}
.why p{margin:0;font-size:.88rem;color:var(--muted);line-height:1.65}
.aside-panel{background:#fff;border:1px solid var(--line);padding:30px 28px}
.aside-panel h3{margin-bottom:8px}
.sec-upload{background:var(--navy-900);color:#fff}
.up-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}
.up-copy h2{color:#fff;margin-bottom:16px}
.up-copy .lead{color:#A9C6DA}
.up-form{background:#fff;padding:32px;border-radius:var(--r);box-shadow:var(--sh-lg)}

/* ---------- form --------------------------------------------------------- */
.qform-head{margin-bottom:22px}
.qform-head h2{font-size:1.3rem;margin-bottom:8px}
.qform-head p{font-size:.885rem;color:var(--muted);margin:0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px 16px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px 16px;margin-top:16px}
.fld{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.fld>span{font-size:.735rem;letter-spacing:.075em;text-transform:uppercase;color:#5A6E7E;font-weight:600}
input[type=text],input[type=email],input[type=tel],select,textarea{
  width:100%;padding:11px 13px;border:1px solid #D3DCE2;border-radius:2px;background:#fff;
  font-family:inherit;font-size:.9rem;color:var(--ink);transition:border-color .16s,box-shadow .16s;
}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--blue);box-shadow:0 0 0 3px rgba(38,118,168,.12)}
textarea{resize:vertical;min-height:110px}
.fld-file em{font-size:.75rem;color:var(--muted);font-style:normal}
input[type=file]{font-size:.82rem;padding:10px 12px;border:1px dashed #C9D5DD;background:#FAFBFB;
  border-radius:2px;cursor:pointer;width:100%}
input[type=file]::file-selector-button{margin-right:12px;padding:7px 14px;border:1px solid var(--line);
  background:#fff;border-radius:2px;font-family:inherit;font-size:.78rem;font-weight:600;color:var(--navy);cursor:pointer}
input[type=file]::file-selector-button:hover{border-color:var(--navy)}
.adv{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px 0;margin:8px 0 20px}
.adv summary{cursor:pointer;font-size:.86rem;font-weight:600;color:var(--navy);list-style:none}
.adv summary::-webkit-details-marker{display:none}
.adv summary::before{content:"+";display:inline-block;width:16px;color:var(--blue);font-weight:700}
.adv[open] summary::before{content:"–"}
.adv-hint{font-weight:400;color:var(--muted);font-size:.79rem;letter-spacing:0}
.hp{position:absolute;left:-9999px}
.qform-foot{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.qform-note{font-size:.72rem;color:var(--muted);max-width:48ch;margin:0;line-height:1.55}
.qform-msg{display:none;margin-top:16px;padding:16px 18px;border-radius:2px;font-size:.88rem}
.qform-msg.ok{display:block;background:#EEF7F1;border:1px solid #BFE0CB;color:#1F5C39}
.qform-msg.err{display:block;background:#FDF1EE;border:1px solid #F0C6BB;color:#96331C}

/* ---------- manufacturing page ------------------------------------------- */
.mfg-intro{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center;
  background:#fff;border:1px solid var(--line);padding:26px 30px;margin-bottom:44px}
.mfg-intro svg{width:100%;height:auto;max-height:400px}
.mfg-intro svg{width:100%;height:auto;max-height:400px}
.mfg-intro-txt h2{font-size:1.5rem;margin-bottom:12px}
.mfg-intro-txt p{color:var(--muted);font-size:.92rem;margin:0}
.mmod-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.mmod{background:#fff;padding:30px 30px 32px}
.mmod-head{display:flex;align-items:center;gap:14px;margin-bottom:12px}
.mmod-ico{color:var(--blue);flex:none}
.mmod h3{font-size:1.02rem}
.mmod p{margin:0;font-size:.885rem;color:var(--muted);line-height:1.68}
.disclaimer{margin-top:34px;border-left:3px solid var(--orange);background:#FBF6EF;padding:22px 26px}
.disclaimer h4{margin-bottom:6px}
.disclaimer p{margin:0;font-size:.875rem;color:#5A6E7E}
.legal .blk h2{font-size:1.1rem;margin-bottom:8px}

/* ---------- about -------------------------------------------------------- */
.ablock{margin-bottom:36px}
.ablock h2{font-size:1.22rem;margin-bottom:12px}
.facts{display:grid;gap:12px}
.fact{display:grid;gap:2px;padding-bottom:10px;border-bottom:1px solid var(--grey-2)}
.fact:last-child{border:0;padding:0}
.fact span{font-size:.7rem;letter-spacing:.11em;text-transform:uppercase;color:var(--muted)}
.fact strong{font-size:.88rem;font-weight:560;color:var(--navy)}

/* ---------- resources ---------------------------------------------------- */
.docs{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);margin-top:20px}
.doc{background:#fff;padding:26px 26px 24px;display:grid;grid-template-columns:44px 1fr;gap:14px}
.doc-ico{color:var(--blue)}
.doc-tag{font-family:var(--fm);font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--orange)}
.doc h3{font-size:.96rem;margin:6px 0 8px}
.doc p{font-size:.845rem;color:var(--muted);margin:0 0 12px;line-height:1.6}

/* ---------- contact ------------------------------------------------------ */
.ct-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:64px;align-items:start}
.ct-list{display:grid;gap:16px;margin:24px 0 22px;border-top:1px solid var(--line);padding-top:24px}
.ct-list li{display:grid;gap:2px}
.ct-list span{font-size:.7rem;letter-spacing:.11em;text-transform:uppercase;color:var(--muted)}
.ct-list a,.ct-list li>span+a{font-size:.95rem;color:var(--navy);font-weight:520}
.ct-list a:hover{color:var(--blue)}
.ct-lang{font-size:.82rem;color:var(--muted)}
.ct-next{display:grid;gap:16px;margin-top:18px;counter-reset:n}
.ct-next li{position:relative;padding-left:34px;counter-increment:n}
.ct-next li::before{content:counter(n,decimal-leading-zero);position:absolute;left:0;top:2px;
  font-family:var(--fm);font-size:.75rem;color:var(--orange)}
.ct-next strong{display:block;font-size:.9rem;color:var(--navy);margin-bottom:3px}
.ct-next p{margin:0;font-size:.85rem;color:var(--muted);line-height:1.6}
.ct-form .qform{border:1px solid var(--line);padding:34px;box-shadow:var(--sh)}

/* ---------- 404 ---------------------------------------------------------- */
.p404{background:var(--navy);color:#EAF2F8;min-height:100vh;display:grid;align-items:center}
.p404 h1{color:#fff;margin-bottom:16px}
.p404 .lead{color:#B0C8DA}

/* ---------- footer ------------------------------------------------------- */
.ftr{background:var(--navy-900);color:#9FBBD0;padding:64px 0 0;font-size:.86rem}
.ftr-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:48px}
.ftr h4{color:#fff;font-size:.72rem;letter-spacing:.15em;text-transform:uppercase;margin-bottom:16px;font-weight:600}
.ftr ul{display:grid;gap:9px}
.ftr a{color:#9FBBD0;transition:color .16s}
.ftr a:hover{color:#fff}
.brand-ftr{margin-bottom:16px}
.brand-ftr .brand-txt strong{color:#fff;font-size:1.1rem}
.brand-ftr .brand-txt em{color:#7E9CB4}
.ftr-brand p{font-size:.855rem;line-height:1.7;margin:0 0 12px;max-width:38ch}
.ftr-slogan{color:#CFE0EC;font-size:.8rem;letter-spacing:.03em}
.ftr-langs{display:flex;gap:6px;margin-top:16px}
.ftr-langs a{border:1px solid rgba(255,255,255,.16);padding:4px 10px;font-size:.72rem;border-radius:2px}
.ftr-langs a.on{border-color:var(--orange);color:#fff}
.ftr-contact ul{gap:11px}
.ftr-contact li{display:grid;gap:1px}
.ftr-contact li span{font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:#6E8BA3}
.ftr-contact .btn{margin-top:18px}
.ftr-bot{display:flex;justify-content:space-between;gap:20px;align-items:center;
  border-top:1px solid rgba(255,255,255,.1);padding:20px var(--gut) 26px;font-size:.755rem;color:#6E8BA3}
.ftr-legal{display:flex;gap:18px;align-items:center}

/* ---------- responsive --------------------------------------------------- */
@media (max-width:1180px){
  .pd-2col,.two-colwide{grid-template-columns:minmax(0,1fr) 300px;gap:40px}
  .ftr-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;row-gap:34px}
  .ftr-contact{grid-column:1/-1}
  .steps{grid-template-columns:repeat(3,1fr);row-gap:34px}
  .steps::before{display:none}
}
@media (max-width:1024px){
  :root{--gut:24px}
  .hero{padding-top:52px}
  .hero-in{grid-template-columns:1fr;gap:34px;padding-bottom:48px}
  .hero-art{max-width:560px}
  .pgrid,.pgrid-3,.agrid,.osvc-grid,.mmod-grid,.docs{grid-template-columns:repeat(2,1fr)}
  .aud-grid,.bat-grid,.mfg-grid,.up-grid,.mfg-intro,.pd-grid,.two-col{grid-template-columns:1fr;gap:32px}
  .pd-2col,.two-colwide{grid-template-columns:1fr}
  .pd-side{position:static;grid-template-columns:1fr 1fr;display:grid}
  .ct-grid{grid-template-columns:1fr;gap:40px}
  .nav{display:none}
  .burger{display:flex}
  .nav-act .btn{display:none}
  .nav.open{display:block;position:absolute;left:0;right:0;top:100%;background:#fff;
    border-bottom:1px solid var(--line);padding:12px var(--gut) 22px;box-shadow:var(--sh-lg);max-height:78vh;overflow:auto}
  .nav.open ul{flex-direction:column;align-items:stretch;gap:0}
  .nav.open>ul>li>a{padding:13px 0;border-bottom:1px solid var(--grey-2);font-size:.95rem;justify-content:space-between}
  .nav.open .menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;
    min-width:0;display:none;padding-left:10px}
  .nav.open li.open-sub .menu{display:block}
  .nav.open .menu-inner{padding:8px 0}
  .nav.open .menu-all{display:none}
  .topbar-l{display:none}
  .topbar-in{justify-content:flex-end}
}
@media (max-width:760px){
  body{font-size:16px}
  .sec{padding:64px 0}
  .hero h1{font-size:clamp(1.95rem,8vw,2.6rem)}
  .hero-badges{grid-template-columns:1fr;gap:12px}
  .hero-badges li+li{border-left:0;padding-left:0}
  .pgrid,.pgrid-3,.agrid,.osvc-grid,.mmod-grid,.docs,.grid2,.grid3,.kvlist,.pd-side,.ftr-grid{grid-template-columns:1fr}
  .sec-head.row{flex-direction:column;align-items:flex-start;gap:16px}
  .steps{grid-template-columns:1fr;gap:0}
  .step{display:grid;grid-template-columns:52px 1fr;gap:18px;padding:0 0 26px;align-items:start}
  .step-n{margin:0}
  .bit{grid-template-columns:1fr;gap:4px}
  .ctaband{padding:56px 0}
  .ftr-grid{gap:30px}
  .ftr-bot{flex-direction:column;align-items:flex-start;gap:8px}
  .up-form,.ct-form .qform{padding:22px}
  .mfg-intro{padding:18px}
  .pdetail-hero{padding-top:36px}
  .pd-art{order:-1}
}