:root{
 --navy:#04152f; --navy2:#072451; --blue:#0d6efd; --cyan:#10bde8; --sky:#dff6ff;
 --text:#0e1b2f; --muted:#65758c; --line:#e4ebf3; --soft:#f4f8fc; --white:#fff;
 --green:#16a085; --shadow:0 18px 50px rgba(2,22,55,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.6}
img{max-width:100%;display:block} a{text-decoration:none;color:inherit}
.container{width:min(1210px,92%);margin:auto}
.topbar{background:var(--navy);color:#dbe7f8;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;gap:20px;align-items:center;min-height:39px}
.topbar .meta{display:flex;gap:20px;flex-wrap:wrap}.lang{display:flex;gap:8px}
.lang a{padding:4px 8px;border-radius:6px;color:#c8d5e9}.lang a.active,.lang a:hover{background:#123469;color:#fff}
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(219,229,241,.8)}
.navbar{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{display:flex;flex-direction:column;line-height:1}.logo-main{font-size:27px;font-weight:900;letter-spacing:-1px;color:#09224a}.logo-main b{color:var(--blue)}.logo small{font-size:9px;letter-spacing:1.45px;color:#6a7890;margin-top:7px;font-weight:700}
.navlinks{display:flex;align-items:center;gap:27px;font-size:14px;font-weight:700;color:#263752}
.navlinks a{position:relative;padding:30px 0}.navlinks a:after{content:"";position:absolute;left:0;right:100%;bottom:19px;height:2px;background:var(--blue);transition:.25s}.navlinks a:hover:after{right:0}
.quote-btn{background:linear-gradient(135deg,var(--blue),#0756c7);color:#fff;padding:13px 18px;border-radius:9px;font-weight:800;box-shadow:0 8px 25px rgba(13,110,253,.25)}
.mobile-toggle{display:none;border:0;background:#eef4fb;border-radius:8px;padding:10px;font-size:20px}
.hero{position:relative;height:min(710px,78vh);min-height:590px;overflow:hidden;background:var(--navy)}
.slide{position:absolute;inset:0;opacity:0;transform:scale(1.02);transition:opacity .8s ease,transform 5s ease;background-size:cover;background-position:center}
.slide:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,15,38,.93) 0%,rgba(2,20,53,.74) 48%,rgba(2,20,53,.25) 75%,rgba(2,20,53,.18) 100%)}
.slide.active{opacity:1;transform:scale(1)}
.hero-content{position:absolute;z-index:4;left:50%;top:50%;transform:translate(-50%,-50%);width:min(1210px,92%);color:#fff}
.hero-copy{max-width:710px}.kicker{display:inline-flex;align-items:center;gap:10px;color:#75dfff;font-weight:800;font-size:13px;letter-spacing:1.5px;text-transform:uppercase}
.kicker:before{content:"";width:34px;height:2px;background:var(--cyan)}
.hero h1{font-size:clamp(44px,5vw,72px);line-height:1.03;margin:18px 0 18px;letter-spacing:-2.5px;text-shadow:0 4px 30px rgba(0,0,0,.22)}
.hero p{font-size:19px;color:#e0ebfa;max-width:680px;margin:0 0 30px}
.hero-actions{display:flex;gap:13px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:9px;padding:14px 20px;font-weight:800}
.btn-primary{background:linear-gradient(135deg,var(--blue),#0a55c2);color:white;box-shadow:0 10px 28px rgba(13,110,253,.28)}
.btn-outline{border:1px solid rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.06)}
.slider-dots{position:absolute;z-index:8;bottom:33px;left:50%;transform:translateX(-50%);display:flex;gap:8px}
.slider-dots button{border:0;width:35px;height:4px;border-radius:3px;background:#ffffff55;cursor:pointer}.slider-dots button.active{background:#22c8ff}
.slider-arrows{position:absolute;z-index:8;right:4%;bottom:28px;display:flex;gap:8px}.slider-arrows button{width:42px;height:42px;border-radius:50%;border:1px solid #ffffff45;color:#fff;background:#08255caa;font-size:20px}
.trust-strip{position:relative;margin-top:-38px;z-index:10}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.trust-item{padding:23px 25px;border-right:1px solid var(--line)}.trust-item:last-child{border-right:0}.trust-item b{display:block;font-size:16px;color:#102a52}.trust-item span{color:var(--muted);font-size:13px}
section{padding:88px 0}.section-head{max-width:780px;margin-bottom:38px}.eyebrow{color:var(--blue);text-transform:uppercase;font-size:12px;font-weight:900;letter-spacing:1.6px}
h2{font-size:clamp(34px,4vw,48px);line-height:1.12;margin:8px 0 16px;letter-spacing:-1.6px}.lead{font-size:17px;color:var(--muted);margin:0}
.services{background:#fff}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.service-card{border:1px solid var(--line);border-radius:17px;overflow:hidden;background:#fff;box-shadow:0 9px 30px rgba(5,33,73,.06);transition:.25s}
.service-card:hover{transform:translateY(-5px);box-shadow:0 20px 45px rgba(5,33,73,.12)}.service-media{height:225px;overflow:hidden;position:relative}.service-media img{width:100%;height:100%;object-fit:cover;transition:.45s}.service-card:hover img{transform:scale(1.04)}
.service-media:after{content:"";position:absolute;inset:auto 0 0;height:45%;background:linear-gradient(transparent,rgba(3,24,58,.55))}
.service-body{padding:23px}.service-body h3{font-size:20px;margin:0 0 9px;color:#10284f}.service-body p{margin:0;color:var(--muted);font-size:14px}.more{margin-top:17px;color:var(--blue);font-weight:800;font-size:13px}
.water-feature{background:linear-gradient(135deg,#031934,#07346d);color:#fff;position:relative;overflow:hidden}.water-feature:after{content:"";position:absolute;width:520px;height:520px;border:1px solid #38c8ff22;border-radius:50%;right:-150px;top:-160px}
.water-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:55px;align-items:center;position:relative;z-index:2}.water-image{position:relative}.water-image img{border-radius:22px;box-shadow:0 25px 70px rgba(0,0,0,.25);height:500px;width:100%;object-fit:cover}.water-badge{position:absolute;left:-25px;bottom:25px;background:#fff;color:#0d315f;border-radius:14px;padding:17px 21px;box-shadow:var(--shadow);max-width:265px}.water-badge b{font-size:17px}.water-badge span{display:block;color:#66778d;font-size:12px}
.water-feature .lead{color:#c9d9ef}.feature-list{display:grid;gap:12px;margin-top:25px}.feature-list div{display:flex;gap:12px;align-items:flex-start;color:#e3edf9}.check{width:24px;height:24px;flex:0 0 24px;border-radius:50%;background:#17c6e8;color:#06224d;display:grid;place-items:center;font-weight:900}
.engineering{background:var(--soft)}.eng-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:55px;align-items:center}.eng-photo{border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}.eng-photo img{height:500px;width:100%;object-fit:cover}
.engineer-tags{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0}.engineer-tags span{background:#e2eefc;color:#124d96;padding:9px 12px;border-radius:8px;font-size:13px;font-weight:800}
.capabilities{background:#fff}.cap-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.cap{padding:25px;border-radius:14px;background:#f8fbff;border:1px solid var(--line)}.cap h3{margin:0 0 10px;font-size:19px}.cap ul{margin:0;padding-left:18px;color:var(--muted);font-size:14px}.cap li{margin:6px 0}
.projects{background:#071d42;color:#fff}.projects .lead{color:#c4d4e9}.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}.project-card{min-height:235px;padding:28px;border:1px solid #ffffff18;background:linear-gradient(160deg,#0d326b,#082352);border-radius:16px}.project-card .num{color:#55d4ff;font-size:12px;font-weight:900;letter-spacing:1.5px}.project-card h3{font-size:21px;margin:12px 0 8px}.project-card p{color:#c2d3eb;font-size:14px}
.seo-band{background:linear-gradient(120deg,#0c65db,#06489e);color:#fff}.seo-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}.seo-grid h2{margin-top:0}.seo-pills{display:flex;gap:9px;flex-wrap:wrap}.seo-pills span{padding:8px 11px;border-radius:999px;background:#ffffff18;border:1px solid #ffffff30;font-size:12px;font-weight:800}
.contact{background:#fff}.contact-grid{display:grid;grid-template-columns:1fr .9fr;gap:45px}.contact-card{background:#f5f9fe;border:1px solid var(--line);border-radius:18px;padding:30px}.contact-list{display:grid;gap:12px}.contact-row{background:white;border:1px solid var(--line);padding:15px;border-radius:10px;color:#52637c}.contact-row b{color:#152b4d}
footer{background:#03142f;color:#b9c9dd;padding:48px 0 25px}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:40px}.footer-title{font-size:17px;color:#fff;font-weight:900;margin-bottom:12px}.footer-links{display:grid;gap:7px;font-size:13px}.copyright{border-top:1px solid #ffffff16;margin-top:35px;padding-top:18px;font-size:12px;display:flex;justify-content:space-between;gap:20px}
.whatsapp{position:fixed;right:22px;bottom:22px;z-index:90;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:#25D366;color:#fff;box-shadow:0 12px 30px rgba(37,211,102,.35);border:3px solid #fff}
.whatsapp svg{width:31px;height:31px;fill:currentColor}
.whatsapp-label{position:fixed;right:88px;bottom:31px;z-index:89;background:#fff;border:1px solid #dce6f2;padding:8px 12px;border-radius:8px;font-size:12px;font-weight:800;box-shadow:0 8px 25px #0b234019}
@media(max-width:980px){
 .navlinks{display:none;position:absolute;top:121px;left:4%;right:4%;background:#fff;border-radius:12px;box-shadow:var(--shadow);padding:18px;flex-direction:column;align-items:flex-start}
 .navlinks.open{display:flex}.navlinks a{padding:7px 0}.quote-btn{display:none}.mobile-toggle{display:block}
 .trust-grid{grid-template-columns:1fr 1fr}.service-grid{grid-template-columns:1fr 1fr}.water-grid,.eng-grid,.seo-grid,.contact-grid{grid-template-columns:1fr}
 .project-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.water-image img,.eng-photo img{height:420px}
}
@media(max-width:650px){
 .topbar .meta span:nth-child(2),.topbar .meta span:nth-child(3){display:none}.navbar{min-height:70px}.logo-main{font-size:23px}.hero{min-height:630px;height:76vh}.hero h1{font-size:43px}.hero p{font-size:16px}
 .trust-strip{margin-top:-22px}.trust-grid,.service-grid,.project-grid,.cap-grid,.footer-grid{grid-template-columns:1fr}.trust-item{border-right:0;border-bottom:1px solid var(--line)}
 section{padding:66px 0}.water-image img,.eng-photo img{height:320px}.water-badge{left:12px;bottom:12px}.whatsapp-label{display:none}
 .slider-arrows{display:none}.copyright{flex-direction:column}
}