:root{--blue:#005b8e;--blue-dark:#00456f;--orange:#ff7000;--whatsapp:#168f4d;--whatsapp-dark:#10743e;--ink:#171a1d;--soft:#f4f5f6;--line:#d9dde0;--text:#20262b;--muted:#606a72;--white:#fff;--shadow:0 12px 35px rgba(15,30,40,.14)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:108px}body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.5}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}.container{width:min(1180px,calc(100% - 42px));margin:auto}.site-header{background:#15191c;color:#fff;position:sticky;top:0;z-index:100;box-shadow:0 7px 20px rgba(0,0,0,.18)}.nav-shell{height:88px;display:flex;align-items:center;gap:34px}.brand{width:275px;flex:none}.brand img{width:100%;height:70px;object-fit:cover;object-position:left center}.main-nav{display:flex;align-items:center;justify-content:center;gap:34px;margin-left:auto}.main-nav a{font-size:.9rem;font-weight:600;padding:32px 0 28px;border-bottom:3px solid transparent}.main-nav a:hover,.main-nav a.active{border-color:#0688c8}.header-cta,.btn-orange,.floating-quote{background:var(--whatsapp);color:#fff;text-transform:uppercase;font-weight:800;letter-spacing:.02em;text-shadow:0 1px 2px rgba(0,0,0,.32);box-shadow:0 7px 18px rgba(0,0,0,.24),inset 0 1px 0 rgba(255,255,255,.16)}.header-cta{padding:15px 22px;white-space:nowrap;transition:.2s ease}.header-cta:hover,.btn-orange:hover,.floating-quote:hover{background:var(--whatsapp-dark);box-shadow:0 9px 22px rgba(0,0,0,.3),inset 0 1px 0 rgba(255,255,255,.12);transform:translateY(-1px)}.menu-toggle{display:none;background:none;border:0;padding:8px}.menu-toggle span{display:block;width:28px;height:3px;background:#fff;margin:5px}.hero{min-height:420px;background:linear-gradient(90deg,rgba(10,20,28,.93) 0%,rgba(10,20,28,.82) 38%,rgba(10,20,28,.18) 67%,rgba(10,20,28,.05) 100%),url('images/hero-concept.jpg') right center/cover no-repeat;color:#fff}.hero-inner{min-height:420px;display:flex;align-items:center}.hero-copy{max-width:650px;padding:54px 0}.eyebrow{text-transform:uppercase;color:#9fd4ef;font-weight:800;letter-spacing:.16em;font-size:.77rem;margin:0 0 12px}.hero h1{font-family:Montserrat,sans-serif;font-size:clamp(2.7rem,5vw,4.2rem);line-height:1.02;margin:0 0 18px;letter-spacing:-.04em}.hero-copy>p:not(.eyebrow){max-width:610px;font-size:1.08rem;color:#eef4f7}.hero-actions{display:flex;gap:16px;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 30px;text-transform:uppercase;font-weight:800;font-size:.86rem}.btn-outline{border:2px solid #fff;color:#fff;background:rgba(0,0,0,.12)}.benefits{background:#fff;border-bottom:1px solid var(--line)}.benefits-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:20px 0}.benefits article{display:grid;grid-template-columns:48px 1fr;gap:14px;align-items:center;padding:4px 24px;border-right:1px solid var(--line)}.benefits article:last-child{border-right:0}.benefits .icon{width:45px;height:45px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff;font-size:1.25rem}.benefits strong,.benefits small{display:block}.benefits strong{text-transform:uppercase;font-size:.72rem}.benefits small{font-size:.7rem;color:var(--muted);margin-top:3px}.section{padding:58px 0;scroll-margin-top:108px}.products{background:#fff}.section-title{display:flex;align-items:center;justify-content:center;gap:16px;margin-bottom:26px}.section-title h2{font-family:Montserrat,sans-serif;text-transform:uppercase;font-size:1.25rem;margin:0}.section-title span{display:block;width:42px;height:2px;background:var(--blue)}.section-title.left{justify-content:flex-start;margin-bottom:20px}.section-title.left span{width:32px}.product-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:13px}.product-card{border:1px solid #d9dde0;border-radius:4px;overflow:hidden;background:#fff;box-shadow:0 2px 9px rgba(0,0,0,.04)}.product-card>img{width:100%;height:150px;object-fit:cover}.product-body{padding:14px 13px 16px}.product-heading{display:flex;gap:10px;align-items:center;min-height:42px}.product-heading span{color:var(--blue);font-size:1.6rem;font-weight:700}.product-heading h3{text-transform:uppercase;font-size:.82rem;margin:0;line-height:1.15}.product-card p{font-size:.76rem;color:#444d54;margin:10px 0 0}.about{background:linear-gradient(#fff,#fbfbfb)}.about-grid{display:grid;grid-template-columns:1.05fr 1.35fr .95fr;gap:34px;align-items:center}.about-photo img{width:100%;height:340px;object-fit:cover;border-radius:4px}.about-copy p{font-size:.87rem;color:#46525a}.statement{display:block;font-size:.84rem;margin-top:18px}.why-card{border:1px solid var(--line);padding:22px 24px;background:#fff}.why-card h3{text-transform:uppercase;margin:0 0 15px;font-family:Montserrat,sans-serif}.why-card ul{list-style:none;padding:0;margin:0;display:grid;gap:11px}.why-card li{display:grid;grid-template-columns:28px 1fr;gap:9px}.why-card b{width:23px;height:23px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff;font-size:.7rem}.why-card strong,.why-card small{display:block}.why-card strong{font-size:.75rem}.why-card small{font-size:.68rem;color:var(--muted)}.projects{padding-top:30px}.project-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.project-grid button{border:0;padding:0;background:#ddd;height:165px;overflow:hidden;cursor:pointer}.project-grid img{width:100%;height:100%;object-fit:cover;transition:.35s}.project-grid button:hover img{transform:scale(1.06)}.contact-band{background:linear-gradient(90deg,#00557f,#006a9d);color:#fff}.contact-band-inner{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:22px;align-items:center;padding:24px 0}.contact-band h2{text-transform:uppercase;font-family:Montserrat,sans-serif;font-size:1.18rem;margin:0 0 4px}.contact-band p{font-size:.75rem;margin:0;max-width:460px;color:#d9edf7}.contact-band a{display:flex;gap:10px;align-items:center;border-left:1px solid rgba(255,255,255,.35);padding-left:20px;min-width:0}.contact-band a b{width:44px;height:44px;border:2px solid #fff;border-radius:50%;display:grid;place-items:center;font-size:1.15rem}.contact-band a span{text-transform:uppercase;font-size:.67rem;font-weight:700;min-width:0}.contact-band a small{display:block;font-size:.72rem;text-transform:none;margin-top:3px;white-space:normal;overflow-wrap:anywhere}.site-footer{background:#181b1e;color:#fff;padding:34px 0 12px}.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .9fr 1.15fr;gap:40px}.footer-brand img{width:255px;height:70px;object-fit:cover;object-position:left center}.footer-brand p{font-size:.72rem;max-width:300px;color:#c8cdd0}.footer-grid>div:not(.footer-brand){display:flex;flex-direction:column;gap:6px}.footer-grid h3{text-transform:uppercase;font-size:.72rem;margin:8px 0 5px}.footer-grid a,.footer-grid span{font-size:.7rem;color:#d2d6d8}.footer-bottom{border-top:1px solid #444b50;margin-top:28px;padding-top:10px;display:flex;justify-content:space-between;font-size:.65rem;color:#b7bec2}.floating-quote{transition:.2s ease;position:fixed;right:22px;bottom:22px;padding:13px 20px;z-index:90;box-shadow:0 12px 30px rgba(0,0,0,.25);font-size:.75rem}.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:300;display:grid;place-items:center;padding:30px;opacity:0;pointer-events:none;transition:.2s}.lightbox.open{opacity:1;pointer-events:auto}.lightbox img{max-width:95vw;max-height:88vh}.lightbox button{position:absolute;top:12px;right:22px;color:#fff;background:none;border:0;font-size:3rem;cursor:pointer}.reveal{opacity:0;transform:translateY(18px);transition:.55s ease}.reveal.visible{opacity:1;transform:none}
@media(max-width:1050px){.main-nav{gap:18px}.header-cta{display:none}.product-grid{grid-template-columns:repeat(3,1fr)}.about-grid{grid-template-columns:1fr 1fr}.why-card{grid-column:1/-1}.project-grid{grid-template-columns:repeat(3,1fr)}.contact-band-inner{grid-template-columns:1fr 1fr}.contact-band-inner>div{grid-column:1/-1}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}.footer-grid>div:last-child{grid-column:1/-1}}
@media(max-width:760px){.nav-shell{height:76px}.brand{width:220px}.brand img{height:58px}.menu-toggle{display:block;margin-left:auto}.main-nav{position:fixed;top:76px;left:0;right:0;background:#171b1e;display:grid;gap:0;padding:12px 22px 24px;transform:translateY(-130%);transition:.25s;z-index:90}.nav-open .main-nav{transform:none}.main-nav a{padding:14px 0;border-bottom:1px solid #30363a}.hero{background-position:68% center}.hero-inner{min-height:450px}.benefits-grid{grid-template-columns:1fr 1fr}.benefits article:nth-child(2){border-right:0}.benefits article{border-bottom:1px solid var(--line)}.product-grid{grid-template-columns:1fr 1fr}.about-grid{grid-template-columns:1fr}.about-photo img{height:310px}.project-grid{grid-template-columns:1fr 1fr}.contact-band-inner{grid-template-columns:1fr}.contact-band-inner>div{grid-column:auto}.contact-band a{border-left:0;border-top:1px solid rgba(255,255,255,.25);padding:14px 0}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand,.footer-grid>div:last-child{grid-column:1/-1}}
@media(max-width:500px){.container{width:min(100% - 26px,1180px)}.brand{width:195px}.hero h1{font-size:2.7rem}.hero-copy>p:not(.eyebrow){font-size:.95rem}.hero-actions{flex-direction:column;align-items:stretch}.benefits-grid,.product-grid,.project-grid,.footer-grid{grid-template-columns:1fr}.benefits article{border-right:0}.product-card>img{height:210px}.about-photo img{height:280px}.floating-quote{right:12px;bottom:12px}.footer-brand,.footer-grid>div:last-child{grid-column:auto}.footer-bottom{flex-direction:column;gap:6px}}

/* WhatsApp quote enhancements */
.header-cta,.btn-orange,.floating-quote,.quote-submit{display:inline-flex;align-items:center;justify-content:center;gap:9px}
.wa-icon{width:19px;height:19px;flex:0 0 auto}
.header-cta .wa-icon,.floating-quote .wa-icon{width:18px;height:18px}
.quote-section{background:#f3f6f8;border-top:1px solid var(--line)}
.quote-grid{display:grid;grid-template-columns:.9fr 1.25fr;gap:60px;align-items:center}
.quote-intro h2{font-family:Montserrat,sans-serif;text-transform:uppercase;font-size:2rem;line-height:1.15;margin:8px 0 15px}
.quote-intro>p:not(.eyebrow){color:#52606a;max-width:520px}
.eyebrow.dark{color:var(--blue);margin-bottom:0}
.quote-note{display:flex;align-items:center;gap:14px;margin-top:25px;padding:16px 18px;background:#fff;border-left:4px solid var(--whatsapp);box-shadow:0 7px 22px rgba(20,45,60,.08)}
.quote-note-icon{width:42px;height:42px;border-radius:50%;background:var(--whatsapp);color:#fff;display:grid;place-items:center;flex:none}
.quote-note-icon .wa-icon{width:24px;height:24px}
.quote-note strong,.quote-note small{display:block}.quote-note small{color:var(--muted);margin-top:2px}
.quote-form{background:#fff;border:1px solid var(--line);padding:28px;box-shadow:0 12px 35px rgba(15,30,40,.1);display:grid;gap:17px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.quote-form label{display:grid;gap:7px;font-size:.76rem;font-weight:800;text-transform:uppercase;color:#27323a}
.quote-form input,.quote-form select,.quote-form textarea{width:100%;border:1px solid #cbd2d7;background:#fff;padding:13px 14px;font:500 .9rem Inter,Arial,sans-serif;color:#20262b;outline:none;border-radius:2px;text-transform:none}
.quote-form textarea{resize:vertical;min-height:112px}
.quote-form input:focus,.quote-form select:focus,.quote-form textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,91,142,.1)}
.quote-submit{border:0;background:var(--whatsapp);color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.28);box-shadow:0 6px 15px rgba(15,80,46,.22);min-height:51px;padding:0 24px;text-transform:uppercase;font-weight:800;font-size:.82rem;cursor:pointer}
.quote-submit:hover{background:var(--whatsapp-dark)}
@media(max-width:760px){.quote-grid{grid-template-columns:1fr;gap:28px}.quote-intro h2{font-size:1.6rem}.form-row{grid-template-columns:1fr}.quote-form{padding:21px}}

/* Responsive refinement */
body{overflow-x:hidden}
.project-grid button.project-card{height:auto;background:#fff;border:1px solid var(--line);border-radius:7px;box-shadow:0 8px 24px rgba(19,35,45,.08);text-align:left;overflow:hidden;transition:transform .25s ease,box-shadow .25s ease}
.project-card .project-image{display:block;aspect-ratio:4/3;overflow:hidden;background:#e8ecef}
.project-card .project-image img{width:100%;height:100%;object-fit:cover}
.project-caption{display:block;padding:13px 14px 14px;font-size:.76rem;font-weight:800;text-transform:uppercase;color:#173140;letter-spacing:.02em}
.project-grid button.project-card:hover{transform:translateY(-3px);box-shadow:0 13px 30px rgba(19,35,45,.14)}

@media(max-width:1050px){
  .nav-shell{gap:18px}
  .brand{width:230px}
  .main-nav{gap:16px}
  .main-nav a{font-size:.82rem}
  .header-cta{display:inline-flex;padding:13px 16px;font-size:.75rem}
  .project-grid{grid-template-columns:repeat(3,1fr)}
}

@media(max-width:820px){
  html{scroll-padding-top:78px}
  .section{scroll-margin-top:78px}
  .site-header{height:76px}
  .nav-shell{height:76px;width:100%;padding:0 14px;gap:10px}
  .brand{width:176px;min-width:0}
  .brand img{height:56px;object-fit:contain}
  .menu-toggle{display:block;order:2;margin-left:auto;flex:0 0 46px;border-radius:4px}
  .header-cta{order:3;padding:11px 13px;min-height:46px;font-size:.69rem;line-height:1.1;max-width:152px;text-align:center}
  .header-cta .wa-icon{width:17px;height:17px}
  .main-nav{position:fixed;top:76px;left:0;right:0;display:grid;gap:0;margin:0;padding:8px 18px 18px;background:#171b1e;border-top:1px solid #30373b;box-shadow:0 14px 25px rgba(0,0,0,.28);transform:translateY(-125%);transition:transform .25s ease;z-index:90}
  .nav-open .main-nav{transform:translateY(0)}
  .main-nav a{padding:13px 4px;border-bottom:1px solid #30363a;font-size:.88rem}
  .main-nav a.active{border-bottom-color:#0688c8}
  .hero{min-height:500px;background-position:63% center}
  .hero-inner{min-height:500px}
  .product-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .product-card>img{height:210px}
  .project-grid{grid-template-columns:repeat(2,1fr);gap:18px}
  .projects{padding-top:46px}
  .footer-grid{gap:28px}
}

@media(max-width:560px){
  .container{width:min(100% - 28px,1180px)}
  .site-header,.nav-shell{height:72px}
  .nav-shell{padding:0 9px;gap:7px}
  .brand{width:155px}
  .brand img{height:52px}
  .menu-toggle{flex-basis:42px;padding:6px}
  .menu-toggle span{width:25px;height:2px;margin:5px auto}
  .main-nav{top:72px}
  .header-cta{min-height:44px;max-width:127px;padding:9px 10px;font-size:.62rem;gap:6px}
  .header-cta .wa-icon{width:16px;height:16px}
  .hero{min-height:520px;background-position:66% center}
  .hero-inner{min-height:520px}
  .hero-copy{padding:48px 0}
  .hero h1{font-size:clamp(2.25rem,11vw,3rem)}
  .section{padding:46px 0}
  .section-title{gap:10px;margin-bottom:24px;text-align:center}
  .section-title h2{font-size:1.08rem;line-height:1.2}
  .section-title span{width:28px;flex:none}
  .benefits-grid{grid-template-columns:1fr}
  .benefits article{border-right:0;padding:13px 8px;border-bottom:1px solid var(--line)}
  .product-grid{grid-template-columns:1fr;gap:18px}
  .product-card{border-radius:7px;box-shadow:0 7px 22px rgba(25,40,50,.08)}
  .product-card>img{height:auto;aspect-ratio:3/2;object-fit:cover}
  .product-body{padding:17px 15px 19px}
  .product-card p{font-size:.82rem;line-height:1.55}
  .about-grid{gap:25px}
  .about-photo img{height:auto;aspect-ratio:4/3}
  .section-title.left{justify-content:flex-start;text-align:left}
  .project-grid{grid-template-columns:1fr;gap:20px}
  .project-grid button.project-card{border-radius:9px}
  .project-card .project-image{aspect-ratio:4/3}
  .project-caption{padding:14px 16px 16px;font-size:.8rem}
  .quote-form{padding:18px 15px}
  .contact-band-inner{padding:28px 0}
  .footer-grid{grid-template-columns:1fr;gap:25px}
  .footer-brand,.footer-grid>div:last-child{grid-column:auto}
  .footer-brand img{width:220px;height:auto;object-fit:contain}
  .footer-bottom{padding-bottom:70px}
  .floating-quote{right:12px;bottom:12px;left:auto;max-width:205px;padding:11px 14px;font-size:.68rem;border-radius:4px}
}

@media(max-width:390px){
  .brand{width:142px}
  .header-cta{max-width:112px;padding:8px;font-size:.58rem}
  .header-cta span{line-height:1.15}
  .menu-toggle{flex-basis:38px}
  .container{width:min(100% - 20px,1180px)}
  .floating-quote{max-width:185px;font-size:.63rem}
}

/* Final responsive navigation refinement */
@media(max-width:1180px){
  html{scroll-padding-top:78px}
  .section{scroll-margin-top:78px}
  .site-header,.nav-shell{height:76px}
  .nav-shell{width:100%;padding:0 18px;gap:12px}
  .brand{width:210px;min-width:0}
  .brand img{height:58px;object-fit:contain}
  .menu-toggle{display:block;order:2;margin-left:auto;flex:0 0 44px;padding:7px;border:1px solid rgba(255,255,255,.12);border-radius:4px;cursor:pointer}
  .menu-toggle span{width:26px;height:2px;margin:5px auto;transition:.2s ease}
  .header-cta{display:inline-flex;order:3;min-height:46px;padding:11px 15px;font-size:.72rem;max-width:none;white-space:nowrap}
  .main-nav{position:fixed;top:76px;left:0;right:0;display:flex;flex-direction:column;align-items:stretch;gap:0;margin:0;padding:8px 20px 18px;background:#171b1e;border-top:1px solid #30373b;box-shadow:0 16px 28px rgba(0,0,0,.32);transform:translateY(calc(-100% - 12px));visibility:hidden;opacity:0;transition:transform .25s ease,opacity .2s ease,visibility .2s;z-index:90}
  .nav-open .main-nav{transform:translateY(0);visibility:visible;opacity:1}
  .main-nav a{width:100%;padding:14px 6px;border-bottom:1px solid #30363a;font-size:.9rem;text-align:left}
  .main-nav a:last-child{border-bottom:0}
  .main-nav a:hover,.main-nav a.active{border-bottom-color:#0688c8;color:#fff}
  .nav-open .menu-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-open .menu-toggle span:nth-child(2){opacity:0}
  .nav-open .menu-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}

@media(max-width:620px){
  .site-header,.nav-shell{height:70px}
  .nav-shell{padding:0 10px;gap:8px}
  .brand{width:158px}
  .brand img{height:50px}
  .menu-toggle{flex-basis:40px;padding:5px}
  .main-nav{top:70px;padding-left:14px;padding-right:14px}
  .header-cta{min-height:42px;padding:9px 11px;font-size:0;gap:6px}
  .header-cta span::after{content:'WhatsApp Quote';font-size:.65rem;line-height:1.1;white-space:nowrap}
  .header-cta .wa-icon{width:16px;height:16px}
}

@media(max-width:420px){
  .nav-shell{padding:0 7px;gap:6px}
  .brand{width:145px}
  .menu-toggle{flex-basis:38px}
  .header-cta{padding:8px 9px}
  .header-cta span::after{content:'Quote';font-size:.65rem}
}

@media(max-width:350px){
  .brand{width:130px}
  .header-cta{padding:8px}
  .header-cta span{display:none}
}