/* MetalX Engineering Inc. — site stylesheet */
:root{
  --blue:#0B3FC4;--blue-dark:#082E8F;--navy:#0A1F4D;--ink:#1B2430;--muted:#5B6470;
  --bg:#F5F7FA;--bg-alt:#EEF2F7;--line:#DDE3EA;--white:#FFFFFF;--accent:#F5B400;--accent-ink:#4A3700;
  --radius:12px;--shadow:0 6px 24px rgba(10,31,77,.08);--maxw:1180px;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.65;color:var(--ink);background:var(--white)}
img,picture{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
a:hover,a:focus{text-decoration:underline}
h1,h2,h3,h4{line-height:1.2;color:var(--navy);margin:0 0 .6em;font-weight:700}
h1{font-size:clamp(1.85rem,3.6vw,2.7rem);letter-spacing:-.01em}
h2{font-size:clamp(1.45rem,2.6vw,1.95rem);margin-top:0}
h3{font-size:1.2rem}
h4{font-size:1.02rem}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.35em}
li{margin-bottom:.35em}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{text-align:left;padding:.6em .75em;border:1px solid var(--line);vertical-align:top}
th{background:var(--bg-alt);color:var(--navy);font-weight:600}
.table-wrap{overflow-x:auto;margin:0 0 1.25em;border-radius:8px}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.section{padding:56px 0}
.section-alt{background:var(--bg)}
.section-tight{padding:36px 0}
.kicker{display:inline-block;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);font-weight:700;margin-bottom:.5em}
.lead{font-size:1.12rem;color:#2B3441;max-width:70ch}
.muted{color:var(--muted)}
.center{text-align:center}
.small{font-size:.9rem}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:absolute;left:-999px;top:8px;background:var(--navy);color:#fff;padding:8px 14px;border-radius:6px;z-index:1000}
.skip-link:focus{left:8px}

/* Buttons */
.btn{display:inline-block;padding:.75em 1.35em;border-radius:8px;font-weight:600;border:2px solid transparent;cursor:pointer;font-size:1rem;line-height:1.2;text-align:center;transition:background .15s,color .15s,border-color .15s}
.btn:hover,.btn:focus{text-decoration:none}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover,.btn-primary:focus{background:var(--blue-dark)}
.btn-accent{background:var(--accent);color:var(--accent-ink)}
.btn-accent:hover,.btn-accent:focus{background:#E0A400}
.btn-outline{background:transparent;color:var(--blue);border-color:var(--blue)}
.btn-outline:hover,.btn-outline:focus{background:var(--blue);color:#fff}
.btn-light{background:#fff;color:var(--navy);border-color:#fff}
.btn-light:hover,.btn-light:focus{background:var(--bg-alt)}
.btn-wa{background:#25D366;color:#053d1c}
.btn-wa:hover,.btn-wa:focus{background:#1FB558}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin:1.25em 0}

/* Top bar + header */
.topbar{background:var(--navy);color:#C9D3EA;font-size:.85rem}
.topbar .container{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 20px;padding-top:6px;padding-bottom:6px}
.topbar a{color:#fff}
.topbar span{white-space:nowrap}
.site-header{position:sticky;top:0;z-index:900;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 10px rgba(10,31,77,.06)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
.logo img{width:190px;height:auto}
.brand{display:flex;align-items:center;gap:16px;min-width:0}
.tagline{margin:0;padding-left:16px;border-left:2px solid var(--line);font-size:.78rem;line-height:1.35;letter-spacing:.08em;text-transform:uppercase;color:var(--blue);font-weight:700;white-space:nowrap}
.footer-tagline{color:#fff;font-weight:700;letter-spacing:.06em;text-transform:uppercase;font-size:.85rem;margin-bottom:10px}
.nav-toggle{display:none;background:none;border:2px solid var(--line);border-radius:8px;padding:8px 10px;cursor:pointer;color:var(--navy);font-weight:600}
.nav{display:flex;align-items:center;gap:4px}
.nav > ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:2px}
.nav > ul > li{position:relative}
.nav > ul > li > a,.nav > ul > li > button{display:block;padding:10px 12px;color:var(--ink);font-weight:600;background:none;border:0;font:inherit;font-weight:600;cursor:pointer;border-radius:6px}
.nav > ul > li > a:hover,.nav > ul > li > button:hover,.nav > ul > li > a[aria-current="page"]{background:var(--bg-alt);text-decoration:none;color:var(--blue)}
.nav .cta{margin-left:8px}
.mega{display:none;position:absolute;left:0;top:100%;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:20px;width:min(860px,calc(100vw - 40px));z-index:950}
.mega-open .mega{display:block}
.mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px 24px}
.mega h4{margin:0 0 .35em;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.mega ul{list-style:none;margin:0;padding:0}
.mega li{margin:0}
.mega a{display:block;padding:5px 6px;border-radius:6px;color:var(--ink);font-size:.95rem}
.mega a:hover{background:var(--bg-alt);text-decoration:none;color:var(--blue)}
.mega .mega-foot{grid-column:1/-1;border-top:1px solid var(--line);padding-top:12px;margin-top:4px;display:flex;flex-wrap:wrap;gap:8px 20px}
.mega .mega-foot a{display:inline;padding:0;color:var(--blue);font-weight:600}

/* Hero */
.hero{background:linear-gradient(135deg,var(--navy) 0%,#0F2F86 60%,var(--blue) 100%);color:#fff;padding:64px 0 56px}
.hero h1{color:#fff}
.hero .lead{color:#DCE4F7}
.hero .kicker{color:var(--accent)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.hero-media{background:#fff;border-radius:var(--radius);padding:14px;box-shadow:var(--shadow)}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}
.stat{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:10px;padding:14px 16px}
.stat strong{display:block;font-size:1.45rem;color:#fff;line-height:1.1}
.stat span{font-size:.85rem;color:#C9D3EA}
.page-hero{background:var(--bg);padding:36px 0 28px;border-bottom:1px solid var(--line)}
.page-hero h1{margin-bottom:.35em}

/* Breadcrumb */
.breadcrumb{font-size:.86rem;color:var(--muted);margin:0 0 14px}
.breadcrumb ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px}
.breadcrumb li+li::before{content:"›";margin:0 6px;color:#9AA3AF}
.breadcrumb a{color:var(--muted)}

/* Cards & grids */
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .15s,transform .15s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.card img{width:100%;aspect-ratio:4/3;object-fit:contain;background:#fff;padding:12px}
.product-range .card img{aspect-ratio:16/10;padding:16px}
.product-range .card h3{font-size:1.15rem}
.product-range .card p{font-size:1rem}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h3{margin:0;font-size:1.05rem}
.card h3 a{color:var(--navy)}
.card p{margin:0;font-size:.93rem;color:var(--muted)}
.card .more{margin-top:auto;padding-top:8px;font-weight:600;font-size:.92rem}
.feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.feature h3{font-size:1.05rem;margin-bottom:.4em}
.feature p{margin:0;font-size:.95rem;color:#2B3441}
.icon{width:40px;height:40px;border-radius:10px;background:#E8EEFF;color:var(--blue);display:flex;align-items:center;justify-content:center;font-weight:800;margin-bottom:12px;font-size:1.1rem}

/* Product page */
.product-top{display:grid;grid-template-columns:1fr;gap:28px;margin-top:22px}
.product-details{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.product-media{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.product-media img{width:100%;max-height:560px;object-fit:contain}
.spec-table th{width:38%}
.answer-box{background:#FFF8E1;border-left:4px solid var(--accent);padding:16px 20px;border-radius:0 10px 10px 0;margin:0 0 1.5em}
.answer-box p:last-child{margin:0}
.answer-box strong{color:var(--accent-ink)}
.variants{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.variant{border:1px solid var(--line);border-radius:10px;background:#fff;overflow:hidden}
.variant img{aspect-ratio:1/1;object-fit:contain;padding:10px;width:100%}
.variant figcaption{padding:10px 12px 12px;font-size:.9rem;font-weight:600;color:var(--navy);border-top:1px solid var(--line)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.checklist{list-style:none;padding:0}
.checklist li{padding-left:1.7em;position:relative}
.checklist li::before{content:"✓";position:absolute;left:0;top:0;color:var(--blue);font-weight:800}

/* FAQ */
.faq details{border:1px solid var(--line);border-radius:10px;background:#fff;margin-bottom:10px;padding:0 18px}
.faq summary{cursor:pointer;font-weight:600;color:var(--navy);padding:14px 0;list-style:none;position:relative;padding-right:30px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:12px;font-size:1.3rem;color:var(--blue)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 14px}

/* Bands */
.band{background:var(--blue);color:#fff;padding:44px 0}
.band h2{color:#fff}
.band p{color:#DCE4F7;max-width:70ch}
.band .btn-row{margin-bottom:0}
.band-dark{background:var(--navy)}
.testimonial{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 30px;display:flex;flex-direction:column;justify-content:space-between}
.testimonial blockquote::before{content:"\201C";display:block;font-size:2.6rem;line-height:.6;color:var(--accent);margin-bottom:10px}
.testimonial blockquote{margin:0;font-size:1.05rem;color:var(--navy);font-style:italic}
.testimonial cite{display:block;margin-top:12px;font-style:normal;color:var(--muted);font-size:.95rem}
.badges{display:flex;flex-wrap:wrap;align-items:center;gap:24px}
.badges img{height:70px;width:auto}
.badges .export-badge{background:#fff;border:1px solid var(--line);border-radius:8px;padding:6px 10px;display:inline-flex}
.badges .export-badge img{height:110px}

/* Blog */
.post-meta{color:var(--muted);font-size:.9rem;margin-bottom:1.2em}
.post-hero{border-radius:var(--radius);border:1px solid var(--line);overflow:hidden;margin:0 0 28px;background:#fff}
.post-hero img{width:100%;max-height:420px;object-fit:contain;padding:16px}
.article{max-width:800px}
.article h2{margin-top:1.6em}
.article h3{margin-top:1.3em}
.article img{border-radius:10px}
.takeaways{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:18px 22px;margin:0 0 1.5em}
.takeaways h2{font-size:1.05rem;margin:0 0 .5em;text-transform:uppercase;letter-spacing:.06em;color:var(--blue)}
.takeaways ul{margin:0}
.post-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tag{display:inline-block;background:#E8EEFF;color:var(--blue);font-size:.78rem;font-weight:700;padding:3px 9px;border-radius:99px;letter-spacing:.04em;text-transform:uppercase}
.author-box{border:1px solid var(--line);border-radius:10px;padding:16px 20px;background:var(--bg);font-size:.95rem;margin-top:2em}

/* Forms */
.form{display:grid;gap:14px;max-width:640px}
.form label{font-weight:600;color:var(--navy);display:block;margin-bottom:4px}
.form input,.form select,.form textarea{width:100%;padding:.7em .8em;border:1px solid #B9C2CE;border-radius:8px;font:inherit;background:#fff}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--blue);border-color:var(--blue)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form small{color:var(--muted)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px}
.contact-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.contact-card h3{margin-top:0}
.contact-card address{font-style:normal}
.map{border:0;width:100%;height:320px;border-radius:var(--radius)}

/* Footer */
.site-footer{background:var(--navy);color:#C9D3EA;padding:48px 0 24px;margin-top:40px;font-size:.93rem}
.site-footer a{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:32px}
.site-footer h4{color:#fff;font-size:.95rem;margin-bottom:.7em;letter-spacing:.04em;text-transform:uppercase}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:.45em}
.site-footer address{font-style:normal;line-height:1.7}
.footer-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:32px;padding-top:18px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 20px;font-size:.85rem;color:#9FB0D6}
.footer-logo{background:#fff;display:inline-block;padding:8px 12px;border-radius:8px;margin-bottom:14px}
.footer-logo img{width:170px}

/* Utilities */
.pill-list{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0}
.pill-list li{background:var(--bg-alt);border:1px solid var(--line);border-radius:99px;padding:5px 12px;font-size:.88rem}
.notice{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:14px 18px;font-size:.93rem}
.cols-3{columns:3;column-gap:32px;font-size:.92rem}
.cols-3 p{break-inside:avoid}
figure{margin:0 0 1.5em}
figcaption{font-size:.88rem;color:var(--muted);margin-top:.5em}

@media (max-width:1000px){
  .tagline{display:none}
  .hero-grid,.product-details,.two-col,.contact-grid{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .mega-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .nav-toggle{display:inline-block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);padding:12px 20px 20px;max-height:calc(100vh - 80px);overflow:auto}
  .nav-open .nav{display:block}
  .nav > ul{flex-direction:column;align-items:stretch;gap:0}
  .nav > ul > li > a,.nav > ul > li > button{width:100%;text-align:left;padding:12px 8px;border-bottom:1px solid var(--line);border-radius:0}
  .nav .cta{margin:12px 0 0}
  .mega{position:static;width:auto;box-shadow:none;border:0;padding:8px 8px 12px;background:var(--bg)}
  .mega-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .grid-2,.grid-3,.grid-4,.post-list{grid-template-columns:1fr}
  .variants{grid-template-columns:1fr}
  .form .row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cols-3{columns:1}
  .section{padding:40px 0}
  .hero{padding:44px 0 40px}
  .logo img{width:150px}
}
@media print{
  .topbar,.site-header,.site-footer,.band,.btn-row,.nav-toggle{display:none!important}
  body{font-size:12pt}
}