*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--text);line-height:1.8;background:#fff;font-size:16px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.3;margin:0 0 .5em;color:var(--dark)}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
.container{width:min(1200px,100% - 40px);margin-inline:auto}
.container.narrow{width:min(860px,100% - 40px)}
.center{text-align:center}

/* Buttons */
.btn{display:inline-block;padding:.7em 1.6em;border:2px solid transparent;border-radius:4px;font:600 1rem var(--font);cursor:pointer;transition:.25s;text-align:center}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--dark)}
.btn-light{background:#fff;color:var(--dark)}
.btn-light:hover{background:var(--dark);color:#fff}
.btn-lg{padding:.9em 2.2em;font-size:1.1rem}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:#fff;box-shadow:0 2px 14px rgba(0,0,0,.08)}
.hdr{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:78px}
.logo img{height:56px;width:auto}
.logo span{font-size:1.3rem;font-weight:700;color:var(--dark)}
.nav{display:flex;align-items:center;gap:26px}
.nav>ul{display:flex;gap:6px}
.nav li{position:relative}
.nav>ul>li>a{display:block;padding:.6em .9em;font-weight:500;border-bottom:2px solid transparent}
.nav>ul>li:hover>a,.nav>ul>li.active>a{color:var(--primary);border-color:var(--primary)}
.sub{position:absolute;top:100%;inset-inline-start:0;min-width:210px;background:#fff;box-shadow:0 10px 30px rgba(0,0,0,.12);opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s}
.has-sub:hover>.sub{opacity:1;visibility:visible;transform:none}
.sub a{display:block;padding:.6em 1em}
.sub a:hover{background:var(--light);color:var(--primary)}
.burger{display:none;background:none;border:0;padding:8px;cursor:pointer}
.burger span{display:block;width:26px;height:3px;background:var(--dark);margin:5px 0;transition:.25s}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger[aria-expanded=true] span:nth-child(2){opacity:0}
.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* Hero slider */
.hero-slider{position:relative;height:82vh;min-height:520px;background:var(--dark);overflow:hidden;color:#fff}
.slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .9s}
.slide.active{opacity:1;visibility:visible}
.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(var(--dark-rgb),.88),rgba(var(--dark-rgb),.45))}
.slide-in{position:relative;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;max-width:1200px}
.slide-in h1,.slide-in h2{color:#fff;font-size:clamp(2rem,5vw,3.8rem);max-width:800px}
.slide-in p{font-size:1.2rem;max-width:640px;opacity:.92;margin-bottom:1.6em}
.s-nav{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border:0;border-radius:50%;background:rgba(255,255,255,.15);color:#fff;font-size:2rem;line-height:1;cursor:pointer;transition:.2s}
.s-nav:hover{background:var(--primary)}
.s-nav.prev{inset-inline-start:20px}.s-nav.next{inset-inline-end:20px}
.s-dots{position:absolute;bottom:26px;left:0;right:0;display:flex;justify-content:center;gap:10px}
.s-dots button{width:12px;height:12px;border-radius:50%;border:2px solid #fff;background:transparent;padding:0;cursor:pointer}
.s-dots button.on{background:var(--primary);border-color:var(--primary)}

/* Page hero */
.page-hero{position:relative;min-height:340px;display:flex;align-items:center;background:var(--dark);color:#fff;overflow:hidden}
.hero-in{position:relative;padding:60px 0}
.page-hero h1{color:#fff;font-size:clamp(1.8rem,4vw,3rem);margin-bottom:.3em}
.page-hero p{font-size:1.15rem;opacity:.9;max-width:720px}
.crumbs{font-size:.9rem;opacity:.85;margin-bottom:1em}
.crumbs span{margin:0 .4em}

/* Sections */
.sec{padding:84px 0}
.sec.alt{background:var(--light)}
.sec-title{font-size:clamp(1.6rem,3vw,2.4rem);margin-bottom:1em;position:relative;padding-bottom:.5em}
.sec-title::after{content:"";position:absolute;bottom:0;inset-inline-start:0;width:60px;height:4px;background:var(--primary)}
.sec-title.center{text-align:center}.sec-title.center::after{inset-inline-start:50%;margin-inline-start:-30px}
.sec-title.light{color:#fff}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-img img{width:100%;border-radius:6px;box-shadow:0 18px 40px rgba(0,0,0,.15);aspect-ratio:4/3;object-fit:cover}
.rich{font-size:1.05rem}
.rich img{height:auto;border-radius:6px}
.rich h2,.rich h3{margin-top:1.2em}
.rich ul{list-style:disc;padding-inline-start:1.4em;margin-bottom:1em}
.grid{display:grid;gap:28px}
.features{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.feature{background:#fff;padding:32px 26px;border-radius:6px;box-shadow:0 6px 24px rgba(0,0,0,.06);border-top:4px solid var(--primary);transition:.3s}
.feature:hover{transform:translateY(-6px);box-shadow:0 14px 34px rgba(0,0,0,.12)}
.feature img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:4px;margin-bottom:1em}
.feature .num{display:block;font-size:2.6rem;font-weight:700;color:var(--primary);opacity:.9;line-height:1;margin-bottom:.4em}
.feature h3{font-size:1.25rem}
.feature p{margin:0;opacity:.85}

/* Stats */
.stats-band{background:var(--dark);color:#fff;padding:64px 0;background-image:linear-gradient(135deg,var(--dark),var(--secondary))}
.stats{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));text-align:center}
.stat-n{font-size:clamp(2.4rem,5vw,3.8rem);font-weight:700;color:var(--primary);line-height:1.1}
.stat-l{margin-top:.4em;font-size:1.1rem;opacity:.9}

/* Cards */
.cards{grid-template-columns:repeat(auto-fill,minmax(290px,1fr))}
.card{display:block;background:#fff;border-radius:6px;overflow:hidden;box-shadow:0 6px 24px rgba(0,0,0,.08);transition:.3s}
.card:hover{transform:translateY(-6px);box-shadow:0 16px 36px rgba(0,0,0,.16)}
.card-img{position:relative;overflow:hidden;aspect-ratio:4/3;background:var(--dark)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.card:hover .card-img img{transform:scale(1.08)}
.card-more{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(var(--dark-rgb),.7);color:#fff;font-weight:600;opacity:0;transition:.3s}
a.card:hover .card-more{opacity:1}
.card-body{padding:22px}
.card-body h3{font-size:1.2rem;margin-bottom:.3em}
.card-body .meta{color:var(--primary);font-weight:600;font-size:.92rem;margin-bottom:.5em}
.card-body p{margin:0;font-size:.95rem;opacity:.85}

/* Project details */
.sec-project-details{padding:50px 0 0}
.details-box{background:var(--light);border-inline-start:5px solid var(--primary);padding:28px 32px;border-radius:6px}
.details-box h2{font-size:1.4rem}
.details-box dl{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;margin:0}
.details-box dt{font-size:.85rem;color:var(--primary);font-weight:600}
.details-box dd{margin:0;font-weight:500;color:var(--dark)}
.chips{margin-top:1.2em;display:flex;flex-wrap:wrap;gap:8px}
.chip{background:#fff;border:1px solid #ddd;border-radius:20px;padding:.1em .9em;font-size:.88rem}

/* Gallery */
.gallery{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.gallery.logos{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px}
.logo-item{background:#fff;border:1px solid #e6e7ee;border-radius:6px;aspect-ratio:2/1;display:flex;align-items:center;justify-content:center;padding:10px}
.logo-item img{max-width:100%;max-height:100%;object-fit:contain;filter:grayscale(1);opacity:.8;transition:.3s}
.logo-item:hover img{filter:none;opacity:1}
.g-item{display:block;overflow:hidden;border-radius:4px;aspect-ratio:4/3;background:var(--dark)}
.g-item img{width:100%;height:100%;object-fit:cover;transition:.4s}
.g-item:hover img{transform:scale(1.07)}
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.9);display:flex;align-items:center;justify-content:center;cursor:zoom-out;padding:20px}
.lightbox img{max-height:92vh;max-width:94vw;border-radius:4px}

/* FAQ */
.faq-item{border:1px solid #e3e6ea;border-radius:6px;margin-bottom:12px;background:#fff;overflow:hidden}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 22px;background:none;border:0;font:600 1.05rem var(--font);color:var(--dark);cursor:pointer;text-align:start}
.faq-q .ico{width:14px;height:14px;position:relative;flex:none}
.faq-q .ico::before,.faq-q .ico::after{content:"";position:absolute;background:var(--primary);transition:.25s}
.faq-q .ico::before{left:0;right:0;top:6px;height:2px}
.faq-q .ico::after{top:0;bottom:0;left:6px;width:2px}
.faq-q[aria-expanded=true] .ico::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s}
.faq-a .rich{padding:0 22px 18px}

/* CTA */
.cta-band{background:var(--primary);color:#fff;padding:70px 0}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,3vw,2.4rem)}
.cta-band p{font-size:1.15rem;opacity:.95}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:50px}
.contact-info li{margin-bottom:1em}
.contact-info strong{display:block;color:var(--primary)}
.contact-form{background:#fff;padding:30px;border-radius:6px;box-shadow:0 8px 30px rgba(0,0,0,.09)}
.contact-form label{display:block;font-weight:500;margin-bottom:14px}
.contact-form input,.contact-form textarea{display:block;width:100%;margin-top:6px;padding:.7em .9em;border:1px solid #d5d9de;border-radius:4px;font:inherit}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid var(--primary);border-color:transparent}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.flash{padding:12px 16px;border-radius:4px;margin-bottom:16px}
.flash.ok{background:#e6f6ea;color:#176a2d}.flash.err{background:#fdeaea;color:#a12626}

/* 404 */
.not-found{padding:120px 0}
.big-404{font-size:7rem;font-weight:700;color:var(--primary);line-height:1}

/* Footer */
.site-footer{background:var(--dark);color:rgba(255,255,255,.8);margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr;gap:44px;padding:64px 0 40px}
.site-footer h3,.site-footer h4{color:#fff}
.foot-logo{height:56px;width:auto;margin-bottom:1em;filter:brightness(0) invert(1)}
.foot-links li,.foot-contact li{margin-bottom:.5em}
.foot-links a:hover,.foot-contact a:hover{color:var(--primary)}
.foot-contact span{color:var(--primary);margin-inline-end:.4em}
.social{display:flex;gap:10px;margin-top:1em}
.social a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;transition:.2s}
.social a:hover{background:var(--primary);color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;font-size:.9rem;text-align:center}

/* Responsive */
@media (max-width:900px){
  .burger{display:block}
  .nav{position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:10px 20px 20px;box-shadow:0 14px 24px rgba(0,0,0,.1);display:none}
  .nav.open{display:flex}
  .nav>ul{flex-direction:column}
  .sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;padding-inline-start:16px}
  .nav-cta{margin-top:12px}
  .split,.contact-grid,.foot-grid{grid-template-columns:1fr}
  .split{gap:30px}
  .sec{padding:56px 0}
  .hero-slider{height:70vh}
  .s-nav{display:none}
}
@media (max-width:520px){.row2{grid-template-columns:1fr}}

/* keep slide text clear of the arrows */
.hero-slider .container{padding-inline:72px}
@media(max-width:700px){.hero-slider .container{padding-inline:20px}.hero-slider .s-nav{display:none}}