:root{
  --navy:#061f3a;
  --deep:#031426;
  --mid:#0b3158;
  --gold:#f4a51c;
  --gold2:#d38b13;
  --bg:#f4f7fb;
  --paper:#ffffff;
  --text:#132235;
  --muted:#637083;
  --line:#e4ebf3;
  --green:#25D366;
  --shadow:0 22px 55px rgba(6,31,58,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);font-family:Arial,Helvetica,sans-serif;color:var(--text);line-height:1.65}
body.nav-open{overflow:hidden}
a{color:inherit}
img{max-width:100%}
.container{max-width:1220px;margin:auto;padding:0 22px}
.preloader{position:fixed;inset:0;background:var(--deep);display:grid;place-items:center;z-index:9999;transition:opacity .45s ease,visibility .45s ease}
.preloader.hide{opacity:0;visibility:hidden}
.preloader div{border:1px solid rgba(255,255,255,.22);border-top:3px solid var(--gold);border-radius:999px;padding:18px 28px;color:white;letter-spacing:2px;animation:load 1s ease-in-out infinite}
.preloader strong{font-size:22px;margin-right:8px}
.preloader span{font-size:13px;color:var(--gold);font-weight:800}
@keyframes load{50%{transform:scale(1.045)}}
.site-header{position:sticky;top:0;z-index:500;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 26px;background:rgba(3,20,38,.96);backdrop-filter:blur(12px);border-bottom:3px solid var(--gold);box-shadow:0 14px 40px rgba(0,0,0,.16)}
.brand,.footer-brand{display:inline-flex;align-items:baseline;gap:8px;text-decoration:none;color:white;white-space:nowrap}
.brand strong,.footer-brand strong{font-size:29px;letter-spacing:.5px;font-weight:950}
.brand span,.footer-brand span{font-size:13px;letter-spacing:4px;color:var(--gold);font-weight:900}
.main-nav{display:flex;align-items:center;justify-content:flex-end;gap:5px;flex-wrap:wrap}
.main-nav a{text-decoration:none;color:#f3f7fb;font-size:14px;padding:8px 10px;border-radius:999px;transition:.2s}
.main-nav a:hover,.main-nav a.active{background:rgba(255,255,255,.12);color:var(--gold)}
.main-nav .nav-cta{background:var(--gold);color:#07182a;font-weight:900}
.nav-toggle{display:none;background:transparent;border:1px solid rgba(255,255,255,.3);border-radius:12px;width:46px;height:42px;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-toggle span{width:22px;height:2px;background:white;border-radius:10px;display:block}
.hero{min-height:86vh;background-position:center;background-size:cover;display:flex;align-items:center;color:white;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;inset:auto 0 0 0;height:120px;background:linear-gradient(transparent,rgba(244,247,251,.98))}
.hero-inner{position:relative;z-index:2;padding-top:90px;padding-bottom:120px}
.eyebrow{margin:0 0 12px;color:var(--gold);font-weight:950;letter-spacing:2.5px;text-transform:uppercase;font-size:13px}
h1{font-size:clamp(42px,7vw,88px);line-height:.96;letter-spacing:-1.6px;margin:0 0 18px;max-width:930px}
.hero-lead{font-size:20px;color:#edf4fb;max-width:760px;margin:0}
.hero-actions,.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border-radius:14px;padding:13px 18px;font-weight:950;transition:.22s;border:1px solid transparent;cursor:pointer;font:inherit}
.btn:hover{transform:translateY(-2px)}
.btn.gold{background:var(--gold);color:#07182a;border-color:var(--gold)}
.btn.ghost{background:rgba(255,255,255,.10);color:white;border-color:rgba(255,255,255,.32)}
.btn.dark{background:var(--navy);color:white}
.stats-wrap{position:relative;z-index:3;margin-top:-62px}
.stats-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.stat{background:white;border:1px solid var(--line);border-top:5px solid var(--gold);border-radius:20px;padding:20px;box-shadow:var(--shadow)}
.stat strong{display:block;color:var(--navy);font-size:25px;line-height:1.1}
.stat span{display:block;color:#26384d;font-weight:900;font-size:13px;line-height:1.25;margin-top:8px}
.stat small{display:block;color:var(--muted);font-size:12px;line-height:1.35;margin-top:7px}
.section{padding:76px 0}
.section.white{background:white}
.section.dark{background:var(--navy);color:white}
.section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:30px}
.section-title h2{font-size:clamp(31px,4vw,52px);line-height:1.05;margin:0;color:var(--navy);letter-spacing:-.7px}
.section.dark .section-title h2{color:white}
.section-title p{max-width:650px;color:var(--muted);margin:0}
.section.dark .section-title p{color:#dce6f1}
.grid-2{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:white;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 14px 35px rgba(6,31,58,.075);position:relative;overflow:hidden}
.card:before{content:"";position:absolute;left:0;top:0;width:5px;height:100%;background:var(--gold);opacity:.9}
.white .card{background:#f8fafc}
.card h3{color:var(--navy);font-size:21px;line-height:1.2;margin:0 0 10px}
.card p{color:var(--muted);margin:0}
.icon{width:48px;height:48px;border-radius:15px;background:var(--navy);color:var(--gold);display:grid;place-items:center;font-weight:950;margin-bottom:16px}
.panel{background:linear-gradient(145deg,var(--navy),var(--deep));color:white;border-radius:28px;padding:34px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.panel:after{content:"";position:absolute;right:-90px;bottom:-90px;width:220px;height:220px;border:34px solid rgba(244,165,28,.12);border-radius:50%}
.panel h2,.panel h3{color:white;margin-top:0}
.panel p,.panel li{color:#e7eff8}
.panel ul{padding-left:20px}
.image-frame{background:white;border:1px solid var(--line);border-radius:26px;padding:9px;box-shadow:var(--shadow);position:relative}
.image-frame img{display:block;border-radius:18px;width:100%;height:auto}
.page-hero{background-position:center;background-size:cover;color:white;padding:94px 0}
.page-hero h1{font-size:clamp(38px,6vw,70px)}
.page-hero p:not(.eyebrow){max-width:790px;color:#edf4fb;font-size:18px;margin:0}
.breadcrumb{font-size:13px;color:#dbe6f2;margin-top:15px}
.breadcrumb a{color:white;text-decoration:none}
.project-card{background:white;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:0 16px 38px rgba(6,31,58,.09);display:flex;flex-direction:column}
.project-card img{width:100%;height:230px;object-fit:cover;display:block}
.project-body{padding:22px;display:flex;flex-direction:column;flex:1}
.badge{display:inline-block;align-self:flex-start;background:var(--gold);color:#07182a;font-size:12px;font-weight:950;border-radius:999px;padding:5px 10px;margin-bottom:11px}
.project-body h3{margin:0 0 8px;color:var(--navy);font-size:23px;line-height:1.15}
.project-body p{margin:0;color:var(--muted)}
.project-body .read{margin-top:auto;padding-top:16px;color:var(--navy);font-weight:950;text-decoration:none}
.detail-list{display:grid;gap:10px;margin:20px 0 0;padding:0;list-style:none}
.detail-list li{background:#f7fafc;border:1px solid var(--line);border-radius:13px;padding:12px;color:#334155}
.dark .detail-list li{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.12);color:#e8eef7}
.equipment-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.equipment-list article{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);border-radius:16px;padding:14px}
.equipment-list h3{margin:0 0 5px;color:var(--gold);font-size:16px}
.equipment-list p{margin:0;color:#e7eff8;font-size:14px}
.portfolio-grid{display:grid;gap:24px}
.portfolio-page{background:white;border:1px solid var(--line);border-radius:24px;padding:10px;box-shadow:0 14px 38px rgba(6,31,58,.10)}
.portfolio-page img{display:block;width:100%;height:auto;border-radius:16px;background:#e9eef5}
.caption{display:flex;justify-content:space-between;gap:12px;padding:10px 5px 2px;color:var(--muted);font-size:13px}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.gallery a{display:block;border-radius:18px;overflow:hidden;box-shadow:0 10px 26px rgba(6,31,58,.10);background:white}
.gallery img{display:block;width:100%;height:190px;object-fit:cover;transition:.25s}
.gallery a:hover img{transform:scale(1.04)}
.form-card{background:white;border:1px solid var(--line);border-radius:26px;padding:30px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{display:block;font-weight:900;color:var(--navy);margin:13px 0 6px}
input,select,textarea{width:100%;border:1px solid #d4deea;border-radius:14px;background:white;padding:13px 14px;font:inherit}
textarea{min-height:136px;resize:vertical}
.contact-stack{display:grid;gap:14px}
.contact-item{background:var(--navy);color:white;border-top:5px solid var(--gold);border-radius:20px;padding:22px;box-shadow:0 14px 32px rgba(6,31,58,.13)}
.contact-item h3{color:var(--gold);margin:0 0 8px}
.contact-item p{margin:0}
.map-note{background:#edf3f9;border:1px dashed #b6c6d8;border-radius:20px;padding:24px;color:#526173;text-align:center}
.timeline{position:relative;display:grid;gap:18px}
.timeline:before{content:"";position:absolute;left:23px;top:6px;bottom:6px;width:3px;background:var(--gold)}
.timeline-item{position:relative;padding-left:64px}
.timeline-item:before{content:"";position:absolute;left:12px;top:4px;width:25px;height:25px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 7px rgba(244,165,28,.18)}
.timeline-item h3{margin:0 0 5px;color:var(--navy)}
.timeline-item p{margin:0;color:var(--muted)}
.cta-strip{background:linear-gradient(135deg,var(--navy),var(--mid));color:white;border-radius:28px;padding:34px;display:flex;align-items:center;justify-content:space-between;gap:22px;box-shadow:var(--shadow)}
.cta-strip h2{margin:0;color:white;font-size:32px}
.cta-strip p{margin:6px 0 0;color:#e7eff8}
.site-footer{background:var(--deep);color:white;padding:46px 0 22px;border-top:5px solid var(--gold)}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr 1fr;gap:28px}
.footer-brand{margin-bottom:10px}
.site-footer h3{color:var(--gold);margin:0 0 10px}
.site-footer p{margin:0;color:#d8e2ef}
.site-footer a{color:white;text-decoration:none}
.footer-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:15px}
.footer-actions a{border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:8px 10px;font-size:13px}
.copyright{border-top:1px solid rgba(255,255,255,.13);margin-top:28px;padding-top:18px;color:#aab7c7;font-size:13px}
.float-btn{position:fixed;right:18px;z-index:350;text-decoration:none;border-radius:999px;font-weight:950;box-shadow:0 14px 32px rgba(0,0,0,.25)}
.float-wa{bottom:20px;background:var(--green);color:white;padding:12px 15px}
.float-call{bottom:72px;background:var(--gold);color:#07182a;padding:12px 17px}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.show{opacity:1;transform:none}
@media(max-width:1040px){
  .nav-toggle{display:flex}
  .main-nav{position:fixed;left:0;right:0;top:65px;background:var(--deep);display:none;flex-direction:column;align-items:stretch;padding:18px 22px 24px;border-bottom:4px solid var(--gold);box-shadow:0 16px 38px rgba(0,0,0,.22)}
  .main-nav.open{display:flex}
  .main-nav a{border-radius:12px;padding:12px}
  .stats-grid,.grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3,.gallery{grid-template-columns:repeat(2,1fr)}
  .grid-2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-strip{display:block}
}
@media(max-width:650px){
  .container{padding:0 17px}
  .site-header{padding:12px 17px}
  h1{font-size:44px}
  .hero{min-height:78vh}
  .hero-inner{padding-top:78px;padding-bottom:95px}
  .stats-grid,.grid-4,.grid-3,.gallery,.footer-grid,.form-row{grid-template-columns:1fr}
  .section-title{display:block}
  .section{padding:50px 0}
  .page-hero{padding:68px 0}
  .project-card img,.gallery img{height:210px}
  .equipment-list{grid-template-columns:1fr}
  .portfolio-page{padding:6px;border-radius:15px}
  .portfolio-page img{border-radius:10px}
  .float-btn{right:12px}
  .float-call{bottom:65px}
  .float-wa{bottom:14px}
}
@media print{
  .site-header,.preloader,.float-btn,.hero-actions,.actions,.btn{display:none!important}
  body{background:white}
  .section,.portfolio-page,.project-card{page-break-inside:avoid}
}