/* ============================================================
   AMT INFRA SOLUTIONS — PREMIUM INDUSTRIAL DESIGN SYSTEM
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@500;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root{
  --ink:#0c1b2e;
  --ink-2:#10243c;
  --steel:#16304d;
  --steel-2:#1c3a5e;
  --line:rgba(255,255,255,0.10);
  --line-soft:rgba(255,255,255,0.06);
  --paper:#ffffff;
  --paper-2:#f4f6f9;
  --ash:#aab6c4;
  --ash-dim:#64748b;
  --white:#ffffff;
  --ember:#1d4ed8;
  --ember-2:#3b6fe0;
  --ember-dim:#15399e;
  --steelblue:#4a6378;
  --ok:#2f9e6e;
  --r-sm:4px;
  --r-md:8px;
  --r-lg:12px;
  --shadow:0 24px 48px -28px rgba(12,27,46,.28);
  --ease:cubic-bezier(.16,.84,.44,1);
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:'Inter',sans-serif;
  background:var(--paper);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  font-size:16px;
  line-height:1.6;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
.container{width:92%;max-width:1320px;margin:0 auto;}
.dispf{font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;}
::selection{background:var(--ember);color:#fff;}

/* ---------- scrollbar / progress ---------- */
#scrollbar{position:fixed;top:0;left:0;height:3px;background:linear-gradient(90deg,var(--ember),var(--ember-2));z-index:9999;width:0%;}

/* ---------- preloader ---------- */
#preloader{position:fixed;inset:0;background:var(--ink);z-index:99999;display:flex;align-items:center;justify-content:center;transition:opacity .6s var(--ease), visibility .6s;}
#preloader.hide{opacity:0;visibility:hidden;}
.pl-mark{font-family:'Plus Jakarta Sans';font-weight:800;font-size:8vw;color:var(--white);position:relative;overflow:hidden;}
.pl-mark::after{content:'';}
@keyframes plfill{to{width:100%;}}

/* ---------- top utility bar ---------- */
.topbar{background:var(--ink);color:var(--ash);font-size:13px;border-bottom:1px solid var(--line-soft);}
.tbw{max-width:1320px;margin:0 auto;width:92%;display:flex;justify-content:space-between;align-items:center;padding:8px 0;flex-wrap:wrap;gap:6px;}
.tlinks{display:flex;gap:14px;align-items:center;}
.tlinks a{color:var(--ash);transition:color .25s;}
.tlinks a:hover{color:var(--ember-2);}
.tlinks span{color:var(--ash-dim);}

/* ---------- nav ---------- */
.navbar{position:sticky;top:0;z-index:500;background:rgba(12,13,16,.86);backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--line-soft);transition:padding .3s;}
.nw{max-width:1320px;margin:0 auto;width:92%;display:flex;align-items:center;justify-content:space-between;padding:16px 0;}
.logo{display:flex;align-items:center;gap:12px;}
.logo img{width:46px;height:46px;border-radius:8px;object-fit:cover;}
.logo-txt{display:flex;flex-direction:column;line-height:1.15;}
.logo-name{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:19px;color:#fff;letter-spacing:.02em;}
.logo-sub{font-size:11px;color:var(--ash);letter-spacing:.06em;text-transform:uppercase;}
.logo-tag{display:none;}
.nav-links{display:flex;gap:30px;align-items:center;}
.nav-links>li{position:relative;}
.nav-links>li>a{color:#e9e7e2;font-size:14.5px;font-weight:600;padding:10px 0;display:inline-flex;align-items:center;gap:4px;transition:color .2s;}
.nav-links>li>a:hover, .nav-links>li>a.act{color:var(--ember-2);}
.nav-links .drop{position:absolute;top:100%;left:-14px;background:var(--steel);border:1px solid var(--line);border-radius:var(--r-md);min-width:230px;padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.25s var(--ease);box-shadow:var(--shadow);}
.nav-links>li:hover .drop{opacity:1;visibility:visible;transform:translateY(0);}
.drop a{display:block;padding:9px 12px;font-size:13.5px;color:var(--ash);border-radius:6px;font-weight:500;}
.drop a:hover{background:var(--steel-2);color:#fff;}
.nav-cta{background:var(--ember);color:#fff !important;padding:10px 22px !important;border-radius:30px;font-weight:700 !important;}
.nav-cta:hover{background:var(--ember-dim);color:#fff !important;}
.ham{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px;}
.ham span{width:24px;height:2px;background:#fff;}
.mob{display:none;flex-direction:column;background:var(--ink);}
.mob a{padding:14px 6%;border-top:1px solid var(--line-soft);color:#eee;font-weight:600;}
.mob.show{display:flex;}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:15px 30px;border-radius:30px;font-weight:700;font-size:14.5px;letter-spacing:.01em;transition:.3s var(--ease);position:relative;overflow:hidden;}
.btn-ember{background:var(--ember);color:#fff;}
.btn-ember:hover{background:var(--ember-dim);box-shadow:0 10px 22px -10px rgba(29,78,216,.4);}
.btn-line{border:1.5px solid rgba(255,255,255,.35);color:#fff;}
.btn-line:hover{background:#fff;color:var(--ink);}
.btn-dark{border:1.5px solid var(--ink);color:var(--ink);}
.btn-dark:hover{background:var(--ink);color:#fff;}

/* ============== HERO ============== */
.hero{position:relative;background:var(--ink);color:#fff;min-height:96vh;display:flex;align-items:center;overflow:hidden;padding-top:60px;}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse 80% 60% at 30% 40%,#000 30%,transparent 75%);}
.hero-glow{position:absolute;width:700px;height:700px;border-radius:50%;background:radial-gradient(circle,rgba(59,111,224,.10),transparent 70%);top:-260px;right:-260px;pointer-events:none;}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;width:100%;}
.h-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ember-2);font-weight:700;margin-bottom:26px;}
.h-eyebrow::before{content:'';width:30px;height:1.5px;background:var(--ember-2);}
.hero h1{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:clamp(42px,5.6vw,76px);line-height:.98;letter-spacing:-.015em;}
.hero h1 em{font-style:normal;color:var(--ember-2);}
.hero p.lead{margin-top:26px;font-size:18px;color:var(--ash);max-width:480px;font-family:'Inter';font-weight:400;}
.hero-btns{display:flex;gap:16px;margin-top:38px;flex-wrap:wrap;}
.hero-meta{display:flex;gap:34px;margin-top:56px;}
.hm-n{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:30px;color:#fff;}
.hm-l{font-size:12px;color:var(--ash);text-transform:uppercase;letter-spacing:.06em;margin-top:2px;}

.hero-visual{position:relative;height:560px;}
.hv-frame{position:absolute;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);}
.hv-1{width:62%;height:74%;top:0;right:0;}
.hv-1 img{width:100%;height:100%;object-fit:cover;}
.hv-2{width:46%;height:42%;bottom:0;left:0;z-index:3;}
.hv-2 img{width:100%;height:100%;object-fit:cover;}
.hv-badge{position:absolute;bottom:34%;right:6%;background:var(--ink);border:1px solid var(--line);color:#fff;border-radius:50%;width:112px;height:112px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;z-index:4;box-shadow:var(--shadow);}
.hv-badge b{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:24px;line-height:1;}
.hv-badge span{font-size:9.5px;text-transform:uppercase;letter-spacing:.06em;margin-top:3px;}


.scrollcue{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--ash);font-size:11px;letter-spacing:.1em;text-transform:uppercase;z-index:3;}
.scrollcue .ln{width:1px;height:34px;background:linear-gradient(var(--ember-2),transparent);animation:cue 1.8s ease-in-out infinite;}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ============== marquee / clients ============== */
.marquee-wrap{background:var(--steel);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);padding:22px 0;overflow:hidden;}
.marquee-track{display:flex;gap:70px;width:max-content;animation:scroll 50s linear infinite;}
.marquee-track span{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:20px;color:var(--ash-dim);white-space:nowrap;letter-spacing:.03em;}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ============== section shell ============== */
section{padding:120px 0;position:relative;}
.section-dark{background:var(--ink);color:#fff;}
.section-steel{background:var(--steel);color:#fff;}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--ember-dim);margin-bottom:18px;}
.section-dark .eyebrow,.section-steel .eyebrow{color:var(--ember-2);}
.eyebrow::before{content:'';width:26px;height:1.5px;background:currentColor;}
h2.h-title{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:clamp(32px,4vw,52px);line-height:1.02;letter-spacing:-.01em;max-width:760px;}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:64px;flex-wrap:wrap;}
.sec-sub{font-family:'Inter';color:var(--ash-dim);max-width:380px;font-size:15.5px;padding-bottom:6px;}
.section-dark .sec-sub,.section-steel .sec-sub{color:var(--ash);}

/* reveal anim */
.rv{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.rv.in{opacity:1;transform:translateY(0);}
.rv2{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.rv2.in{opacity:1;transform:translateY(0) scale(1);}

/* ============== capability strip ============== */
.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;}
.cap{padding:38px 30px;border-right:1px solid var(--line);position:relative;transition:.3s;}
.cap:last-child{border-right:none;}
.cap:hover{background:var(--steel-2);}
.cap .cn{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:13px;color:var(--ember-2);margin-bottom:18px;}
.cap h4{font-size:18px;margin-bottom:10px;font-family:'Plus Jakarta Sans';font-weight:700;}
.cap p{font-size:13.5px;color:var(--ash);font-family:'Inter';}

/* ============== product showcase ============== */
.prod-rail{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;background:transparent;border-radius:0;overflow:visible;}
.pcard{position:relative;aspect-ratio:4/5;overflow:hidden;display:flex;align-items:flex-end;padding:30px;color:#fff;isolation:isolate;border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--shadow);transition:.35s var(--ease);}
.pcard:hover{transform:translateY(-5px);border-color:var(--ember-2);}
.pcard img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .8s var(--ease);}
.pcard::before{content:'';position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,16,28,.92) 0%,rgba(8,16,28,.18) 55%,rgba(8,16,28,.5) 100%);z-index:-1;}
.pcard::after{content:'';position:absolute;inset:10px;border:1px solid rgba(255,255,255,.16);border-radius:calc(var(--r-lg) - 4px);pointer-events:none;z-index:1;}
.pcard:hover img{transform:scale(1.04);}
.pcard .pn{font-size:11.5px;font-family:'Plus Jakarta Sans';font-weight:700;color:var(--ember-2);margin-bottom:8px;letter-spacing:.04em;text-transform:uppercase;}
.pcard h3{font-family:'Plus Jakarta Sans';font-weight:800;font-size:21px;line-height:1.12;margin-bottom:10px;}
.pcard .pmore{font-size:12.5px;display:inline-flex;align-items:center;gap:6px;opacity:0;transform:translateY(8px);transition:.3s;font-weight:700;padding:8px 14px;background:rgba(255,255,255,.12);backdrop-filter:blur(6px);border-radius:30px;border:1px solid rgba(255,255,255,.22);}
.pcard:hover .pmore{opacity:1;transform:translateY(0);}

/* ============== process timeline ============== */
.proc{display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative;}
.proc::before{content:'';position:absolute;top:24px;left:5%;right:5%;height:1px;background:var(--line);}
.pstep{position:relative;padding:0 18px;text-align:left;}
.pstep .pdot{width:48px;height:48px;border-radius:50%;background:var(--ink);border:1.5px solid var(--ember-2);display:flex;align-items:center;justify-content:center;font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;color:var(--ember-2);margin-bottom:24px;position:relative;z-index:2;}
.pstep h4{font-size:15.5px;margin-bottom:8px;}
.pstep p{font-size:13px;color:var(--ash);font-family:'Inter';}

/* ============== stats band ============== */
.stat-band{background:var(--ember);color:#fff;padding:70px 0;}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);text-align:center;}
.stat-grid .si{border-right:1px solid rgba(255,255,255,.25);}
.stat-grid .si:last-child{border-right:none;}
.stn{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:50px;line-height:1;}
.stl{font-size:12.5px;text-transform:uppercase;letter-spacing:.08em;margin-top:10px;opacity:.92;}

/* ============== why choose / split ============== */
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center;}
.split-img{position:relative;border-radius:var(--r-lg);overflow:hidden;height:560px;}
.split-img img{width:100%;height:100%;object-fit:cover;}
.why-list{margin-top:30px;display:flex;flex-direction:column;gap:0;}
.why-item{display:flex;gap:20px;padding:24px 0;border-top:1px solid var(--line);}
.why-item:last-child{border-bottom:1px solid var(--line);}
.why-num{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:14px;color:var(--ember);min-width:34px;}
.why-item h4{font-size:17px;margin-bottom:6px;}
.why-item p{font-size:14px;color:var(--ash-dim);font-family:'Inter';}
.section-dark .why-item p{color:var(--ash);}

/* ============== industries ============== */
.ind-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;}
.ind-cell{background:var(--ink);padding:30px 14px;text-align:center;transition:.3s;}
.ind-cell:hover{background:var(--ember);}
.ind-cell .ic{font-size:26px;margin-bottom:12px;display:block;}
.ind-cell span{font-size:12.5px;font-weight:700;}

/* ============== testimonials ============== */
.tslide{background:var(--white);border:1px solid #e4e0d6;border-radius:var(--r-lg);padding:42px;height:100%;display:flex;flex-direction:column;}
.tquote{font-size:16px;font-family:'Inter';color:var(--ink);line-height:1.7;flex:1;}
.tquote::before{content:'\201C';color:var(--ember);font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:40px;display:block;line-height:.6;margin-bottom:14px;}
.tperson{display:flex;align-items:center;gap:14px;margin-top:28px;border-top:1px solid #e8e4da;padding-top:20px;}
.tav{width:46px;height:46px;border-radius:50%;background:var(--ink);color:var(--ember-2);display:flex;align-items:center;justify-content:center;font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:15px;}
.tname{font-weight:700;font-size:14.5px;}
.trole{font-size:12.5px;color:var(--ash-dim);}
.t3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}

/* ============== certifications strip ============== */
.cert-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;}
.cert{border:1px solid var(--line);border-radius:var(--r-md);padding:26px 14px;text-align:center;transition:.3s;}
.cert:hover{border-color:var(--ember-2);transform:translateY(-4px);}
.cert b{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;display:block;font-size:14px;color:#fff;margin-bottom:4px;}
.cert span{font-size:11px;color:var(--ash);}

/* ============== CTA band ============== */
.cta-band{background:var(--ink);color:#fff;border-radius:var(--r-lg);padding:80px 60px;display:flex;justify-content:space-between;align-items:center;gap:40px;flex-wrap:wrap;position:relative;overflow:hidden;}
.cta-band::after{content:'';position:absolute;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(255,69,25,.25),transparent 65%);top:-200px;right:-160px;}
.cta-band h2{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:clamp(28px,3.4vw,42px);max-width:560px;position:relative;z-index:2;}
.cta-actions{display:flex;gap:16px;position:relative;z-index:2;flex-wrap:wrap;}

/* ============== footer ============== */
footer{background:var(--ink-2);color:var(--ash);padding-top:90px;}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:50px;padding-bottom:60px;border-bottom:1px solid var(--line-soft);}
.flogo{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.flogo img{width:42px;height:42px;border-radius:8px;}
.flogo b{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;color:#fff;font-size:18px;}
.fcol h5{color:#fff;font-size:13.5px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:20px;}
.fcol a, .fcol p{display:block;font-size:14px;color:var(--ash);margin-bottom:12px;font-family:'Inter';}
.fcol a:hover{color:var(--ember-2);}
.fbottom{display:flex;justify-content:space-between;padding:26px 0;font-size:12.5px;color:var(--ash-dim);flex-wrap:wrap;gap:10px;}
.fsoc{display:flex;gap:10px;}
.fsoc a{width:34px;height:34px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;}
.fsoc a:hover{background:var(--ember);border-color:var(--ember);}

/* ============== floating action buttons ============== */
.fab-stack{position:fixed;right:24px;bottom:24px;display:flex;flex-direction:column;gap:12px;z-index:400;}
.fab{width:54px;height:54px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;box-shadow:0 14px 28px -8px rgba(0,0,0,.4);transition:.3s var(--ease);}
.fab-wa{background:#25D366;color:#fff;}
.fab-call{background:var(--ink);color:#fff;}
.fab-top{background:#fff;color:var(--ink);border:1px solid #ddd;opacity:0;pointer-events:none;}
.fab-top.show{opacity:1;pointer-events:auto;}
.fab:hover{transform:translateY(-4px) scale(1.05);}

/* ============== breadcrumb ============== */
.crumb{background:var(--ink);color:var(--ash);padding:18px 0;font-size:13px;border-bottom:1px solid var(--line-soft);}
.crumb a{color:var(--ash);}
.crumb a:hover{color:var(--ember-2);}
.crumb span{color:var(--ember-2);}

/* ============== product hero ============== */
.phero{background:var(--ink);color:#fff;padding:70px 0 0;position:relative;overflow:hidden;}
.phero-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;padding-bottom:70px;}
.ptag{display:inline-flex;gap:8px;align-items:center;background:rgba(255,69,25,.12);border:1px solid rgba(255,69,25,.3);color:var(--ember-2);font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:7px 16px;border-radius:30px;margin-bottom:24px;}
.phero h1{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:clamp(36px,4.6vw,58px);line-height:1.02;letter-spacing:-.01em;}
.phero p.lead{font-family:'Inter';color:var(--ash);font-size:17px;margin-top:22px;max-width:480px;}
.phero-stats{display:flex;gap:30px;margin-top:36px;flex-wrap:wrap;}
.phero-stats div{border-left:2px solid var(--ember);padding-left:12px;}
.phero-stats b{display:block;font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:20px;}
.phero-stats span{font-size:11.5px;color:var(--ash);text-transform:uppercase;letter-spacing:.05em;}
.phero-img{position:relative;border-radius:var(--r-lg);overflow:hidden;height:480px;box-shadow:var(--shadow);border:1px solid var(--line);}
.phero-img::after{content:'';position:absolute;inset:12px;border:1px solid rgba(255,255,255,.16);border-radius:calc(var(--r-lg) - 4px);pointer-events:none;}
.phero-img img{width:100%;height:100%;object-fit:cover;}

/* gallery thumbnails (mini, for content sections) */
.mini-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.mini-gallery a{border-radius:var(--r-md);overflow:hidden;aspect-ratio:4/3;cursor:zoom-in;position:relative;border:1px solid var(--line);box-shadow:var(--shadow);display:block;}
.mini-gallery img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.mini-gallery a:hover img{transform:scale(1.03);}

/* feature / benefit grid */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.feat-card{background:var(--paper);border:1px solid #e4e0d6;border-radius:var(--r-lg);padding:30px 26px;transition:.3s var(--ease);}
.feat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--ember-2);}
.feat-num{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:13px;color:var(--ember);margin-bottom:16px;}
.feat-card h4{font-size:16.5px;margin-bottom:8px;}
.feat-card p{font-size:13.5px;color:var(--ash-dim);font-family:'Inter';}

/* spec table */
.spec-wrap{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;}
.spec-row{display:grid;grid-template-columns:240px 1fr;border-top:1px solid var(--line);}
.spec-row:first-child{border-top:none;}
.spec-row .sk{padding:18px 26px;background:var(--steel-2);font-weight:700;font-size:14px;color:var(--ash);}
.spec-row .sv{padding:18px 26px;font-size:14.5px;font-family:'Inter';color:#f1efe9;}

/* applications / industries pill list */
.pill-list{display:flex;flex-wrap:wrap;gap:12px;}
.pill{border:1px solid var(--line);padding:10px 20px;border-radius:30px;font-size:13.5px;font-weight:600;}
.section-dark .pill,.section-steel .pill{color:#eee;}
body .pill{border-color:#ddd6c8;color:var(--ink);}

/* color swatches */
.swatches{display:flex;gap:18px;flex-wrap:wrap;}
.swatch{text-align:center;}
.sw-dot{width:54px;height:54px;border-radius:50%;border:3px solid #fff;box-shadow:0 0 0 1px #ddd6c8, 0 10px 20px -8px rgba(0,0,0,.25);margin-bottom:8px;}
.swatch span{font-size:12px;color:var(--ash-dim);}

/* accordion FAQ */
.acc{border-top:1px solid var(--line);}
.acc-item{border-bottom:1px solid var(--line);}
.acc-q{display:flex;justify-content:space-between;align-items:center;padding:24px 4px;cursor:pointer;font-weight:700;font-size:15.5px;}
.acc-q .plus{font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;color:var(--ember);font-size:20px;transition:.3s;}
.acc-item.open .plus{transform:rotate(45deg);}
.acc-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease);}
.acc-item.open .acc-a{max-height:240px;}
.acc-a p{padding:0 4px 24px;font-family:'Inter';color:var(--ash-dim);font-size:14.5px;}
.section-dark .acc-a p{color:var(--ash);}

/* inquiry form */
.inq-wrap{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:flex-start;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:12.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px;color:var(--ash);}
.field input,.field select,.field textarea{width:100%;padding:14px 16px;border-radius:var(--r-md);border:1px solid var(--line);background:var(--steel-2);color:#fff;font-family:'Inter';font-size:14.5px;}
.field input::placeholder,.field textarea::placeholder{color:var(--ash-dim);}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}

/* related products */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{border-radius:var(--r-lg);overflow:hidden;position:relative;aspect-ratio:5/4;}
.rel-card img{width:100%;height:100%;object-fit:cover;transition:.6s var(--ease);}
.rel-card:hover img{transform:scale(1.03);}
.rel-card::before{content:'';position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.82),transparent 60%);}
.rel-card span{position:absolute;left:20px;bottom:18px;color:#fff;font-family:'Plus Jakarta Sans';font-weight:800;letter-spacing:-.01em;font-size:17px;z-index:2;}

/* products overview grid */
.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;background:transparent;border-radius:0;overflow:visible;}
.po-card{display:grid;grid-template-columns:1fr 1fr;background:var(--ink);color:#fff;min-height:340px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);transition:.35s var(--ease);}
.po-card:hover{transform:translateY(-4px);border-color:var(--ember-2);}
.po-card:nth-child(even) .po-img{order:2;}
.po-img{position:relative;overflow:hidden;}
.po-img::after{content:'';position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,16,28,.18),transparent 40%);}
.po-img img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .8s var(--ease);}
.po-card:hover .po-img img{transform:scale(1.03);}
.po-body{padding:40px;display:flex;flex-direction:column;justify-content:center;border-left:1px solid var(--line);}
.po-card:nth-child(even) .po-body{border-left:none;border-right:1px solid var(--line);}
.po-body .pn{font-size:11.5px;font-family:'Plus Jakarta Sans';font-weight:700;color:var(--ember-2);margin-bottom:10px;letter-spacing:.04em;text-transform:uppercase;}
.po-body h3{font-family:'Plus Jakarta Sans';font-weight:800;font-size:24px;margin-bottom:12px;line-height:1.1;}
.po-body p{font-size:13.5px;color:var(--ash);font-family:'Inter';margin-bottom:20px;}
.po-body .btn{align-self:flex-start;padding:11px 22px;font-size:13px;}

/* ============== lightbox ============== */
.lb{position:fixed;inset:0;background:rgba(8,8,9,.94);z-index:9000;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:.3s;padding:30px;}
.lb.show{opacity:1;visibility:visible;}
.lb img{max-width:90vw;max-height:86vh;border-radius:8px;}
.lb-close{position:absolute;top:26px;right:34px;color:#fff;font-size:30px;cursor:pointer;}

/* ============== responsive ============== */
@media(max-width:1080px){
  .phero-grid{grid-template-columns:1fr;}
  .feat-grid{grid-template-columns:repeat(2,1fr);}
  .inq-wrap{grid-template-columns:1fr;}
  .po-card{grid-template-columns:1fr;min-height:auto;}
  .po-card .po-img{order:1 !important;aspect-ratio:16/9;}
  .rel-grid{grid-template-columns:1fr;}
  .hero-inner{grid-template-columns:1fr;}
  .hero-visual{display:none;}
  .nav-links{display:none;}
  .ham{display:flex;}
  .cap-grid{grid-template-columns:repeat(2,1fr);}
  .proc{grid-template-columns:repeat(2,1fr);row-gap:36px;}
  .proc::before{display:none;}
  .split{grid-template-columns:1fr;}
  .split-img{height:380px;}
  .ind-grid{grid-template-columns:repeat(3,1fr);}
  .t3{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:repeat(2,1fr);row-gap:30px;}
  .stat-grid .si:nth-child(2n){border-right:none;}
  .fgrid{grid-template-columns:1fr 1fr;}
  .prod-rail{grid-template-columns:repeat(2,1fr);}
  .cert-grid{grid-template-columns:repeat(3,1fr);}
}
@media(max-width:640px){
  .feat-grid{grid-template-columns:1fr;}
  .spec-row{grid-template-columns:1fr;}
  .field-row{grid-template-columns:1fr;}
  .po-grid{grid-template-columns:1fr;}
  section{padding:80px 0;}
  .cap-grid{grid-template-columns:1fr;}
  .cap{border-right:none;border-bottom:1px solid var(--line);}
  .ind-grid{grid-template-columns:repeat(2,1fr);}
  .prod-rail{grid-template-columns:1fr;}
  .cta-band{padding:50px 26px;flex-direction:column;align-items:flex-start;}
  .fgrid{grid-template-columns:1fr;}
  .cert-grid{grid-template-columns:repeat(2,1fr);}
  .tbw{justify-content:center;text-align:center;}
}