:root{
  --charcoal:#1f2528;
  --steel:#39464d;
  --sage:#8aa399;
  --mint:#dfe9e5;
  --lime:#c9d64a;
  --cream:#f3f0e8;
  --paper:#ffffff;
  --ink:#253036;
  --muted:#748087;
  --line:#dfe5e2;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--ink);
  background:#fff;
  line-height:1.55;
  overflow-x:hidden;
}
a{text-decoration:none}
img{max-width:100%;display:block}
.container-wide{width:min(94%,1500px);margin:auto}
.section{padding:90px 0}
.eyebrow{
  font-size:.7rem;
  text-transform:uppercase;
  letter-spacing:.16em;
  font-weight:900;
  color:var(--sage);
}
.section-title{
  font-size:clamp(2.2rem,4vw,4.6rem);
  font-weight:900;
  letter-spacing:-.05em;
  line-height:.98;
}
.copy{color:var(--muted);max-width:720px}
.btn-main{
  background:var(--lime);
  border:1px solid var(--lime);
  color:#202629;
  font-weight:900;
  border-radius:0;
  padding:.9rem 1.3rem;
}
.btn-main:hover{background:#b8c63c;border-color:#b8c63c;color:#202629}
.btn-dark{
  background:var(--charcoal);
  border:1px solid var(--charcoal);
  color:#fff;
  border-radius:0;
  font-weight:900;
  padding:.9rem 1.3rem;
}

/* header */
.site-header{
  position:fixed;
  inset:0 0 auto;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid rgba(31,37,40,.08);
}
.topline{
  background:var(--charcoal);
  color:#d7dddf;
  font-size:.72rem;
  letter-spacing:.04em;
  padding:8px 0;
}
.header-main{
  min-height:82px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
}
.brand{
  display:flex;align-items:center;gap:12px;color:var(--charcoal)!important;font-weight:900;
}
.brand-symbol{
  width:44px;height:44px;
  background:var(--charcoal);
  color:var(--lime);
  display:grid;place-items:center;
  font-size:1.2rem;font-weight:900;
  clip-path:polygon(0 0,76% 0,100% 24%,100% 100%,24% 100%,0 76%);
}
.brand small{
  display:block;
  color:#7e8a8f;
  font-size:.55rem;
  letter-spacing:.15em;
  font-weight:800;
  margin-top:3px;
}
.header-nav{
  display:flex;
  align-items:center;
  gap:14px;
}
.header-nav .navbar-nav{
  display:flex;flex-direction:row;gap:2px;
}
.header-nav .nav-link{
  color:#4b585e!important;
  font-size:.9rem;
  font-weight:800;
  padding:.9rem .8rem!important;
  position:relative;
}
.header-nav .nav-link.active:after{
  content:"";
  position:absolute;
  left:.8rem;right:.8rem;bottom:5px;
  height:3px;background:var(--lime);
}
.header-nav .nav-link:hover{color:var(--charcoal)!important}
.mobile-btn{
  display:none;
  width:44px;height:44px;
  border:0;background:var(--charcoal);color:#fff;
}
.mobile-panel{
  display:none;max-height:0;overflow:hidden;transition:.3s ease;background:#fff;border-top:1px solid var(--line)
}
.mobile-panel.open{max-height:420px}
.mobile-panel a{display:block;padding:.8rem 0;border-bottom:1px solid var(--line);color:var(--ink);font-weight:800}
body{padding-top:113px}

/* hero */
.hero{
  min-height:720px;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  background:var(--cream);
}
.hero-left{
  padding:80px 7vw 80px max(3vw,40px);
  display:flex;flex-direction:column;justify-content:center;
}
.hero-left h1{
  font-size:clamp(3.4rem,6.2vw,6.8rem);
  line-height:.9;
  letter-spacing:-.06em;
  font-weight:950;
  margin:10px 0 28px;
}
.hero-left h1 .line-accent{
  display:block;
  color:var(--steel);
}
.hero-copy{
  max-width:620px;color:#66747a;font-size:1.05rem
}
.hero-specs{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:1px;background:#ccd5d1;
  margin-top:34px;
}
.hero-spec{
  background:var(--cream);
  padding:18px 16px;
}
.hero-spec strong{display:block;font-size:1rem}
.hero-spec span{font-size:.72rem;color:#7b878c}
.hero-right{
  min-height:720px;
  position:relative;
  background:
    linear-gradient(rgba(31,37,40,.18),rgba(31,37,40,.18)),
    url('https://images.unsplash.com/photo-1581092160562-40aa08e78837?auto=format&fit=crop&w=1600&q=88') center/cover;
}
.hero-right:before{
  content:"";
  position:absolute;left:0;top:0;bottom:0;width:32%;
  background:linear-gradient(90deg,var(--cream),transparent)
}
.hero-float{
  position:absolute;
  right:32px;
  bottom:34px;
  width:min(330px,72%);
  background:rgba(255,255,255,.93);
  padding:24px;
  border-left:5px solid var(--lime);
}
.hero-float small{color:#7c888d}
.hero-float strong{display:block;font-size:1.1rem;margin-top:4px}

/* product rail */
.product-rail{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.rail-item{
  padding:32px 28px;
  background:#fff;
  min-height:155px;
  border-right:1px solid var(--line);
}
.rail-item:last-child{border-right:0}
.rail-no{
  color:#b7c3be;
  font-size:.75rem;
  font-weight:900;
  letter-spacing:.12em;
}
.rail-item h4{font-weight:900;margin:18px 0 6px}
.rail-item p{font-size:.82rem;color:var(--muted);margin:0}

/* profile editorial */
.profile-grid{
  display:grid;
  grid-template-columns:.75fr 1.25fr;
  gap:60px;
  align-items:start;
}
.profile-sticky{
  position:sticky;top:145px;
}
.profile-number{
  font-size:7rem;
  line-height:.8;
  color:var(--mint);
  font-weight:900;
}
.profile-content p{font-size:1.05rem;color:#647278}
.profile-content .leadline{
  font-size:1.5rem;
  color:var(--ink);
  font-weight:750;
  line-height:1.35;
}
.manufacturer-band{
  margin-top:40px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
}
.manufacturer{
  border:1px solid var(--line);
  padding:20px;
  text-align:center;
  font-weight:900;
  color:#66747a;
  background:#fff
}

/* industrial category strips */
.category-stack{display:grid;gap:0}
.category-row{
  display:grid;
  grid-template-columns:220px 1fr 80px;
  align-items:center;
  min-height:130px;
  border-top:1px solid #46545a;
  color:#fff;
}
.category-row:last-child{border-bottom:1px solid #46545a}
.category-section{background:var(--charcoal)}
.category-code{font-size:.72rem;letter-spacing:.12em;color:#94a4aa}
.category-title{font-size:clamp(1.6rem,3vw,3.1rem);font-weight:900;letter-spacing:-.03em}
.category-arrow{
  width:48px;height:48px;border:1px solid #68777d;
  display:grid;place-items:center;color:var(--lime)
}

/* why + image */
.reason-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:0;
  min-height:540px;
}
.reason-image{
  background:url('https://images.unsplash.com/photo-1581092919535-7146ff1a590b?auto=format&fit=crop&w=1300&q=85') center/cover;
  min-height:540px;
}
.reason-copy{
  background:var(--sage);
  padding:64px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.reason-copy .eyebrow{color:#f3f0e8}
.reason-copy h2{color:#fff}
.reason-list{display:grid;gap:16px;margin-top:28px}
.reason-item{
  display:grid;
  grid-template-columns:40px 1fr;
  gap:14px;
  color:#fff;
}
.reason-icon{
  width:34px;height:34px;border:1px solid rgba(255,255,255,.6);
  display:grid;place-items:center;font-weight:900
}
.reason-item p{margin:4px 0 0;color:#eff4f1;font-size:.87rem}

/* sectors */
.sector-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
}
.sector-card{
  padding:26px;
  background:var(--cream);
  min-height:210px;
  position:relative;
}
.sector-card:after{
  content:"";
  position:absolute;right:18px;top:18px;width:10px;height:10px;background:var(--lime)
}
.sector-card span{
  font-size:.7rem;color:#909da2;font-weight:900;letter-spacing:.11em
}
.sector-card h5{font-weight:900;margin-top:35px}
.sector-card p{color:var(--muted);font-size:.85rem}

/* CTA */
.cta{
  background:var(--lime);
  padding:52px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:30px;
}
.cta h2{
  margin:0;
  font-size:clamp(2rem,4vw,4rem);
  font-weight:950;
  letter-spacing:-.05em;
}
.cta .btn-dark{white-space:nowrap}

/* footer */
.footer-main{
  background:#151b1e;color:#fff;padding:60px 0 24px;
}
.footer-main p,.footer-main a{color:#aeb9bd}
.footer-main a:hover{color:#fff}
.footer-title{font-weight:900;margin-bottom:15px}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid #323c40;color:#7f8c91;font-size:.75rem
}

/* inner */
.page-hero{
  min-height:420px;
  display:grid;align-items:end;
  color:#fff;
  background:
    linear-gradient(90deg,rgba(24,31,34,.88),rgba(24,31,34,.35)),
    url('https://images.unsplash.com/photo-1581092160607-ee22621dd758?auto=format&fit=crop&w=1800&q=88') center/cover;
  padding:70px 0;
}
.page-hero h1{
  font-size:clamp(3rem,6vw,6rem);
  font-weight:950;
  letter-spacing:-.06em;
  line-height:.9
}
.about-feature{
  display:grid;grid-template-columns:1fr 1fr;gap:24px;
}
.about-card{
  min-height:300px;padding:34px;background:var(--cream)
}
.about-card.dark{background:var(--charcoal);color:#fff}
.about-card.dark p{color:#bdc8cc}
.timeline{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)
}
.timeline-step{background:#fff;padding:26px}
.timeline-step .no{font-size:.8rem;color:#a2afb4;font-weight:900}
.timeline-step h5{font-weight:900;margin-top:26px}
.timeline-step p{font-size:.84rem;color:var(--muted)}
.contact-grid{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:0;
  border:1px solid var(--line)
}
.contact-side{
  background:var(--charcoal);
  color:#fff;
  padding:42px;
}
.contact-side p{color:#bcc8cc}
.contact-form{padding:42px;background:#fff}
.form-control,.form-select{
  border-radius:0;
  min-height:48px;
  border-color:#d9e1de
}
.form-control:focus,.form-select:focus{
  border-color:var(--sage);
  box-shadow:0 0 0 .15rem rgba(138,163,153,.1)
}
.contact-notes{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);margin-top:22px
}
.contact-note{background:#fff;padding:20px}

/* responsive */
@media(max-width:991.98px){
  body{padding-top:106px}
  .header-nav{display:none}
  .mobile-btn{display:block}
  .mobile-panel{display:block}
  .hero{grid-template-columns:1fr}
  .hero-right{min-height:520px}
  .hero-right:before{display:none}
  .product-rail{grid-template-columns:1fr 1fr}
  .rail-item:nth-child(2){border-right:0}
  .rail-item:nth-child(3),.rail-item:nth-child(4){border-top:1px solid var(--line)}
  .profile-grid,.reason-grid,.about-feature,.contact-grid{grid-template-columns:1fr}
  .profile-sticky{position:static}
  .manufacturer-band,.sector-grid,.timeline{grid-template-columns:1fr 1fr}
  .reason-image{min-height:420px}
  .category-row{grid-template-columns:150px 1fr 60px}
}
@media(max-width:767.98px){
  .section{padding:64px 0}
  .topline{display:none}
  body{padding-top:82px}
  .hero-left{padding:58px 5vw}
  .hero-left h1{font-size:3.4rem}
  .hero-specs{grid-template-columns:1fr}
  .hero-right{min-height:420px}
  .product-rail,.manufacturer-band,.sector-grid,.timeline{grid-template-columns:1fr}
  .rail-item{border-right:0!important;border-top:1px solid var(--line)}
  .profile-number{font-size:5rem}
  .category-row{grid-template-columns:70px 1fr 42px;min-height:110px}
  .category-code{font-size:.6rem}
  .reason-copy{padding:42px 24px}
  .cta{padding:36px 24px;flex-direction:column;align-items:flex-start}
  .contact-notes{grid-template-columns:1fr}
}