:root{
  --steel-950:#071527;--steel-900:#0A1E33;--steel-700:#123E66;--steel-500:#1E63A8;
  --steel-300:#4E93D6;--steel-100:#DCE9F5;--safety:#F0B429;--bg:#F4F7FA;
  --ink:#16222F;--muted:#5A6B7C;--white:#fff;--radius:12px;
  --shadow:0 10px 30px rgba(10,30,51,.10);
  --shadow-3d:0 2px 4px rgba(10,30,51,.08),0 12px 28px rgba(10,30,51,.14),0 30px 60px rgba(10,30,51,.10);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
h1,h2,h3{font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;letter-spacing:.02em;line-height:1.08}
.container{max-width:1180px;margin:0 auto;padding:0 22px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:'Barlow Condensed',sans-serif;font-weight:600;font-size:.95rem;letter-spacing:.22em;text-transform:uppercase;color:var(--steel-500)}
.eyebrow::before{content:"";width:34px;height:2px;background:var(--safety)}
.section{padding:88px 0}
.section-head{max-width:640px;margin-bottom:48px}
.section-head h2{font-size:clamp(2rem,4.5vw,3rem);color:var(--steel-900);margin:.4rem 0 .7rem}
.section-head p{color:var(--muted)}
.btn{display:inline-flex;align-items:center;gap:10px;font-family:'Barlow Condensed',sans-serif;font-weight:600;font-size:1.05rem;letter-spacing:.08em;text-transform:uppercase;padding:15px 30px;border-radius:7px;transition:.25s;cursor:pointer;border:none;transform-style:preserve-3d}
.btn-primary{background:linear-gradient(180deg,#FFCB52,var(--safety));color:var(--steel-950);box-shadow:0 4px 0 #C78F12,0 10px 22px rgba(240,180,41,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 0 #C78F12,0 16px 30px rgba(240,180,41,.4)}
.btn-primary:active{transform:translateY(2px);box-shadow:0 2px 0 #C78F12,0 6px 12px rgba(240,180,41,.3)}
.btn-ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.45)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}

/* header */
header{position:fixed;inset:0 0 auto 0;z-index:100;background:rgba(10,30,51,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:46px;height:46px;border-radius:8px;background:#fff;padding:3px}
.brand-name{font-family:'Barlow Condensed',sans-serif;color:#fff;font-weight:700;font-size:1.25rem;letter-spacing:.06em;text-transform:uppercase;line-height:1.05}
.brand-name span{display:block;font-size:.68rem;font-weight:500;letter-spacing:.28em;color:var(--steel-300)}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{color:#CBDCEE;font-size:.92rem;font-weight:500;transition:.2s;position:relative}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:2px;background:var(--safety)}
.nav-cta{display:flex;align-items:center;gap:14px}
.call-pill{display:inline-flex;align-items:center;gap:8px;background:var(--steel-700);color:#fff;padding:10px 18px;border-radius:100px;font-weight:600;font-size:.9rem;transition:.2s}
.call-pill:hover{background:var(--steel-500)}
.hamburger{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px;padding:6px}
.hamburger span{width:26px;height:2px;background:#fff}
.mobile-menu{display:none;position:fixed;top:74px;left:0;right:0;background:var(--steel-900);padding:22px;z-index:99;flex-direction:column;gap:18px;border-bottom:2px solid var(--safety)}
.mobile-menu a{color:#fff;font-weight:500;font-size:1.05rem}
.mobile-menu.open{display:flex}

/* page hero (inner pages) */
.page-hero{position:relative;background:var(--steel-950);padding:170px 0 80px;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:var(--ph-img) center/cover no-repeat;opacity:.28;transform:scale(1.06)}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,rgba(7,21,39,.95) 35%,rgba(18,62,102,.6))}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff;font-size:clamp(2.4rem,5.5vw,3.8rem);margin:.5rem 0 .8rem}
.page-hero p{color:#B9CDE2;max-width:600px;font-size:1.05rem}
.page-hero .eyebrow{color:var(--steel-300)}
.crumbs{position:relative;z-index:2;margin-top:22px;font-size:.85rem;color:#8FA6BE}
.crumbs a{color:var(--steel-300)}

/* home hero */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;background:var(--steel-950);perspective:1000px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-4%;background:url('../images/factory-floor.jpg') center/cover no-repeat;opacity:.38;transform:translateZ(-60px) scale(1.14)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(7,21,39,.96) 30%,rgba(18,62,102,.55) 70%,rgba(7,21,39,.75))}
.hero-inner{position:relative;z-index:2;padding:150px 0 90px}
.hero .eyebrow{color:var(--steel-300)}
.hero h1{color:#fff;font-size:clamp(2.6rem,6.5vw,4.6rem);max-width:820px;margin:.6rem 0 1.1rem}
.hero h1 em{font-style:normal;color:var(--safety)}
.hero p{color:#B9CDE2;max-width:560px;font-size:1.08rem;margin-bottom:34px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.spec-plate{position:relative;z-index:2;margin-top:64px;display:grid;grid-template-columns:repeat(4,1fr);background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);overflow:hidden;box-shadow:0 24px 50px rgba(0,0,0,.35)}
.spec{padding:22px 26px;border-right:1px solid rgba(255,255,255,.12)}
.spec:last-child{border-right:none}
.spec b{display:block;font-family:'Barlow Condensed',sans-serif;font-size:1.9rem;font-weight:700;color:#fff;line-height:1}
.spec small{color:var(--steel-300);font-size:.8rem;letter-spacing:.1em;text-transform:uppercase}

/* service cards (3D tilt) */
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;perspective:1200px}
.svc{background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-3d);transition:transform .35s ease,box-shadow .35s ease;transform-style:preserve-3d;display:flex;flex-direction:column}
.svc:hover{transform:translateY(-8px) rotateX(2.5deg) rotateY(-1.5deg);box-shadow:0 6px 10px rgba(10,30,51,.1),0 24px 48px rgba(10,30,51,.2)}
.svc-img{aspect-ratio:16/9;overflow:hidden;background:var(--steel-100)}
.svc-img img{width:100%;height:100%;object-fit:cover;transition:.45s}
.svc:hover .svc-img img{transform:scale(1.06)}
.svc-body{padding:26px 26px 28px;border-top:3px solid var(--steel-500);flex:1;display:flex;flex-direction:column}
.svc:hover .svc-body{border-top-color:var(--safety)}
.svc h3{font-size:1.35rem;color:var(--steel-900);margin-bottom:8px}
.svc p{color:var(--muted);font-size:.95rem;flex:1}
.svc .more{margin-top:16px;font-family:'Barlow Condensed',sans-serif;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--steel-500);font-size:.95rem}
.svc:hover .more{color:var(--safety)}

/* service detail rows */
.svc-detail{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center;padding:70px 0;border-bottom:1px solid #E3EBF2}
.svc-detail:last-child{border-bottom:none}
.svc-detail.flip .sd-img{order:2}
.sd-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-3d);transform:perspective(1200px) rotateY(-3deg);transition:.4s}
.svc-detail.flip .sd-img{transform:perspective(1200px) rotateY(3deg)}
.sd-img:hover{transform:perspective(1200px) rotateY(0)}
.sd-img img{width:100%;aspect-ratio:16/10;object-fit:cover}
.sd-body h2{font-size:clamp(1.7rem,3.4vw,2.4rem);color:var(--steel-900);margin:.4rem 0 .8rem}
.sd-body p{color:var(--muted);margin-bottom:18px}
.sd-list{list-style:none;margin-bottom:24px}
.sd-list li{padding-left:30px;position:relative;margin-bottom:10px;font-size:.95rem}
.sd-list li::before{content:"✓";position:absolute;left:0;top:0;width:20px;height:20px;border-radius:50%;background:var(--steel-100);color:var(--steel-500);font-size:.75rem;display:flex;align-items:center;justify-content:center;font-weight:700}

/* why */
.why{background:var(--steel-900);color:#fff}
.why .section-head h2{color:#fff}
.why .section-head p{color:#A9BFD6}
.why-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center}
.why-list{display:flex;flex-direction:column;gap:22px}
.why-item{display:flex;gap:16px}
.why-item .tick{flex:0 0 34px;height:34px;border-radius:50%;background:var(--safety);color:var(--steel-950);display:flex;align-items:center;justify-content:center;font-weight:700;box-shadow:0 3px 0 #C78F12}
.why-item h3{font-size:1.2rem;margin-bottom:2px}
.why-item p{color:#A9BFD6;font-size:.94rem}
.why-photo{border-radius:var(--radius);overflow:hidden;box-shadow:0 30px 60px rgba(0,0,0,.45);transform:perspective(1200px) rotateY(4deg);transition:.4s}
.why-photo:hover{transform:perspective(1200px) rotateY(0)}
.why-photo img{width:100%;height:100%;object-fit:cover}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;perspective:1200px}
.g-item{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;box-shadow:var(--shadow-3d);transition:.35s;transform-style:preserve-3d}
.g-item:hover{transform:translateY(-6px) rotateX(2deg)}
.g-item img{width:100%;height:100%;object-fit:cover;transition:.4s}
.g-item:hover img{transform:scale(1.07)}
.g-item figcaption{position:absolute;inset:auto 0 0 0;padding:26px 16px 12px;background:linear-gradient(transparent,rgba(7,21,39,.85));color:#fff;font-family:'Barlow Condensed',sans-serif;font-size:1.02rem;letter-spacing:.06em;text-transform:uppercase}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--steel-700),var(--steel-900));border-radius:var(--radius);padding:52px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;color:#fff;box-shadow:var(--shadow-3d)}
.cta-band h2{font-size:clamp(1.6rem,3.4vw,2.3rem);color:#fff}
.cta-band p{color:#B9CDE2}

/* quote */
.quote{background:linear-gradient(140deg,var(--steel-700),var(--steel-900))}
.quote-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.quote-info{color:#fff}
.quote-info h2{font-size:clamp(2rem,4vw,2.9rem);margin:.4rem 0 1rem;color:#fff}
.quote-info p{color:#B9CDE2;margin-bottom:26px}
.q-contact{display:flex;flex-direction:column;gap:14px}
.q-line{display:flex;align-items:center;gap:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:8px;padding:14px 18px;color:#fff;font-weight:500;transition:.2s}
.q-line:hover{background:rgba(255,255,255,.12);transform:translateX(4px)}
.q-line svg{width:22px;height:22px;stroke:var(--safety);flex-shrink:0}
form.q-form{background:#fff;border-radius:var(--radius);padding:36px;box-shadow:0 24px 60px rgba(0,0,0,.35);transform:perspective(1400px) rotateY(-2deg)}
form.q-form:focus-within{transform:perspective(1400px) rotateY(0)}
.q-form h3{font-size:1.5rem;color:var(--steel-900);margin-bottom:20px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.f-group{margin-bottom:14px}
.f-group label{display:block;font-size:.82rem;font-weight:600;color:var(--steel-700);margin-bottom:6px;letter-spacing:.03em;text-transform:uppercase}
.f-group input,.f-group select,.f-group textarea{width:100%;padding:13px 14px;border:1.5px solid #D6E0EA;border-radius:7px;font-family:'Inter',sans-serif;font-size:.95rem;background:#FAFCFE;transition:.2s}
.f-group input:focus,.f-group select:focus,.f-group textarea:focus{outline:none;border-color:var(--steel-500);background:#fff;box-shadow:0 0 0 3px rgba(30,99,168,.12)}
.q-form .btn{width:100%;justify-content:center;font-size:1.15rem}
.form-note{font-size:.8rem;color:var(--muted);margin-top:12px;text-align:center}

/* footer */
footer{background:var(--steel-950);color:#8FA6BE;padding:56px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:44px;margin-bottom:40px}
.foot-grid h3{color:#fff;font-size:1.15rem;margin-bottom:14px}
.foot-grid a{display:block;margin-bottom:9px;font-size:.92rem;transition:.2s}
.foot-grid a:hover{color:#fff}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.foot-brand img{width:44px;border-radius:8px;background:#fff;padding:3px}
.foot-social{display:flex;gap:12px;margin-top:16px}
.foot-social a{width:40px;height:40px;border-radius:8px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;transition:.2s}
.foot-social a:hover{background:var(--steel-500);transform:translateY(-3px)}
.foot-social svg{width:20px;height:20px;fill:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;font-size:.82rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* floating */
.float-wa{position:fixed;right:22px;bottom:22px;z-index:90;width:58px;height:58px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(0,0,0,.3);transition:.25s}
.float-wa:hover{transform:scale(1.08) translateY(-2px)}
.float-wa svg{width:32px;height:32px;fill:#fff}
.float-call{position:fixed;right:22px;bottom:92px;z-index:90;width:58px;height:58px;border-radius:50%;background:var(--steel-500);display:none;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(0,0,0,.3)}
.float-call svg{width:26px;height:26px;stroke:#fff}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

@media (max-width:900px){
  .nav-links{display:none}
  .hamburger{display:flex}
  .spec-plate{grid-template-columns:repeat(2,1fr)}
  .spec:nth-child(2){border-right:none}
  .spec{border-bottom:1px solid rgba(255,255,255,.12)}
  .why-grid,.quote-wrap,.svc-detail{grid-template-columns:1fr}
  .svc-detail.flip .sd-img{order:0}
  .f-row{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .float-call{display:flex}
  .nav-cta .call-pill{display:none}
  .section{padding:64px 0}
  .sd-img,.why-photo,form.q-form{transform:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}