:root{
  --navy:#14233b;
  --navy-2:#0f1b2f;
  --orange:#dc722e;
  --orange-dark:#c45f1f;
  --ink:#172033;
  --muted:#667085;
  --bg:#f5f6f8;
  --line:#e3e7ed;
  --white:#fff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--white);line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}
.topline{height:6px;background:var(--orange)}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav-wrap{height:82px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:14px;min-width:245px}
.brand img{height:48px;width:auto;max-width:180px;object-fit:contain}
.brand-fallback{display:flex;align-items:baseline;gap:8px;font-weight:800;letter-spacing:.2px;color:var(--navy);font-size:24px}
.brand-fallback span{color:var(--orange);font-size:15px}
.nav{display:flex;align-items:center;gap:26px;font-size:15px;font-weight:700;color:#344054}
.nav a{padding:30px 0 25px;border-bottom:3px solid transparent}
.nav a:hover,.nav a.active{color:var(--navy);border-bottom-color:var(--orange)}
.nav-cta{background:var(--orange);color:white!important;padding:11px 17px!important;border-radius:6px;border-bottom:0!important}
.nav-cta:hover{background:var(--orange-dark)}
.menu-btn{display:none;background:none;border:0;font-size:26px;color:var(--navy);cursor:pointer}
.hero{min-height:680px;position:relative;display:flex;align-items:center;color:white;background:linear-gradient(90deg,rgba(10,22,39,.92) 0%,rgba(10,22,39,.80) 45%,rgba(10,22,39,.38) 100%),url('images/hero-structure.jpg') center/cover no-repeat}
.hero-content{max-width:760px;padding:90px 0}
.kicker{font-size:14px;letter-spacing:2px;text-transform:uppercase;font-weight:800;color:#f4a36b;margin-bottom:18px}
.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.05;margin:0 0 24px;max-width:900px}
.hero p{font-size:21px;color:#e8edf4;max-width:680px;margin:0 0 34px}
.actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 20px;border-radius:6px;font-weight:800;border:1px solid transparent;transition:.2s}
.btn-primary{background:var(--orange);color:#fff}.btn-primary:hover{background:var(--orange-dark);transform:translateY(-1px)}
.btn-secondary{border-color:rgba(255,255,255,.55);color:white;background:rgba(255,255,255,.06)}.btn-secondary:hover{background:rgba(255,255,255,.14)}
.section{padding:86px 0}.section.alt{background:var(--bg)}
.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:34px}
.section-head h2{margin:0;color:var(--navy);font-size:38px;line-height:1.1}.section-head p{margin:0;max-width:620px;color:var(--muted)}
.orange-line{width:64px;height:4px;background:var(--orange);margin:14px 0 0}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:white;border:1px solid var(--line);border-radius:10px;padding:28px;box-shadow:0 8px 24px rgba(20,35,59,.06)}
.card h3{margin:10px 0 10px;color:var(--navy);font-size:21px}.card p{margin:0;color:var(--muted)}
.service-icon{width:46px;height:4px;background:var(--orange);margin-bottom:22px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#26364d;border-radius:12px;overflow:hidden}
.stat{background:var(--navy);color:white;padding:34px;text-align:center}.stat strong{display:block;font-size:34px;color:#f08a47}.stat span{display:block;font-size:14px;color:#d7dfeb;margin-top:4px}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}
.split img{width:100%;height:460px;object-fit:cover;border-radius:12px;box-shadow:0 12px 28px rgba(20,35,59,.13)}
.copy h1,.copy h2{color:var(--navy);margin-top:0}.copy h1{font-size:46px}.copy h2{font-size:36px}.copy p{color:var(--muted);font-size:17px}
.page-hero{background:var(--navy);color:white;padding:82px 0 74px;position:relative;overflow:hidden}.page-hero:after{content:"";position:absolute;right:-70px;top:-110px;width:380px;height:380px;border:70px solid rgba(220,114,46,.12);transform:rotate(18deg)}
.page-hero h1{font-size:48px;margin:0 0 12px}.page-hero p{max-width:700px;color:#dce4ee;margin:0;font-size:18px}
.method{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.step{border-top:4px solid var(--orange);padding:26px 24px;background:white;border-radius:6px;box-shadow:0 5px 18px rgba(20,35,59,.06)}.step .num{font-size:30px;font-weight:800;color:var(--orange)}.step h3{color:var(--navy)}
.project-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}.project-card{background:white;border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:0 8px 24px rgba(20,35,59,.07)}.project-card img{width:100%;height:330px;object-fit:cover}.project-body{padding:24px}.project-body h3{margin:0 0 12px;color:var(--navy);font-size:24px}.meta{display:grid;grid-template-columns:1fr 1fr;gap:12px 18px;color:var(--muted);font-size:14px}.meta strong{display:block;color:var(--orange);font-size:12px;text-transform:uppercase;letter-spacing:.6px;margin-bottom:3px}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.gallery img{width:100%;height:260px;object-fit:cover;border-radius:10px}
.equipment-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px 28px;margin-top:26px}.equipment-list div{padding:13px 0;border-bottom:1px solid var(--line);font-weight:700;color:#344054}.equipment-list div:before{content:"•";color:var(--orange);margin-right:10px}
.contact-box{display:grid;grid-template-columns:1fr 1fr;gap:50px;background:var(--navy);color:white;border-radius:14px;padding:48px}.contact-box h2{font-size:36px;margin-top:0}.contact-box p{color:#dce4ee}.contact-card{background:white;color:var(--ink);padding:28px;border-radius:10px}.contact-card strong{display:block;color:var(--navy);font-size:18px;margin-bottom:8px}.contact-card a{color:var(--orange);font-weight:800;font-size:20px}.contact-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.contact-tags span{border:1px solid rgba(255,255,255,.26);border-radius:20px;padding:6px 11px;font-size:13px}
.footer{background:var(--navy-2);color:white;padding:42px 0 24px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}.footer h4{margin:0 0 14px}.footer p,.footer a{color:#b9c4d4;font-size:14px}.footer a:hover{color:white}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:20px;color:#8d9bad;font-size:13px}
@media(max-width:900px){.nav{display:none;position:absolute;top:88px;left:0;right:0;background:white;padding:18px 24px;flex-direction:column;align-items:flex-start;border-bottom:1px solid var(--line)}.nav.open{display:flex}.nav a{padding:10px 0;border-bottom:0}.menu-btn{display:block}.hero{min-height:590px;background-position:62% center}.grid-4,.grid-3,.method{grid-template-columns:repeat(2,1fr)}.split,.contact-box{grid-template-columns:1fr}.project-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.container{width:min(100% - 28px,1180px)}.nav-wrap{height:72px}.brand img{height:42px}.hero{min-height:620px}.hero p{font-size:18px}.section{padding:62px 0}.section-head{display:block}.section-head h2{font-size:32px}.grid-4,.grid-3,.method,.stats,.footer-grid{grid-template-columns:1fr}.split{gap:28px}.split img{height:330px}.page-hero{padding:60px 0}.page-hero h1{font-size:38px}.project-card img{height:250px}.gallery{grid-template-columns:1fr 1fr}.gallery img{height:190px}.equipment-list{grid-template-columns:1fr}.contact-box{padding:30px 24px}.meta{grid-template-columns:1fr}}


/* MULTILINGUAL SELECTOR */
.language-switcher{display:flex;align-items:center;gap:7px;margin-left:2px;padding-left:16px;border-left:1px solid var(--line)}
.flag-link{display:flex!important;align-items:center;justify-content:center;padding:0!important;border:0!important;width:34px;height:28px;border-radius:5px!important;overflow:hidden;opacity:.72;transition:.18s;background:#fff;box-shadow:0 0 0 1px rgba(20,35,59,.12)}
.flag-link:hover{opacity:1;transform:translateY(-1px);box-shadow:0 0 0 2px rgba(220,114,46,.35)}
.flag-link.current{opacity:1;box-shadow:0 0 0 2px var(--orange)}
.flag-link img,.flag-link svg{width:100%;height:100%;display:block;object-fit:cover}
@media(max-width:1050px) and (min-width:901px){.nav{gap:17px}.language-switcher{gap:5px;padding-left:10px}.flag-link{width:30px;height:24px}.brand{min-width:210px}}
@media(max-width:900px){.language-switcher{margin:8px 0 2px;padding:12px 0 0;border-left:0;border-top:1px solid var(--line);width:100%;gap:10px}.flag-link{width:42px;height:32px}.nav .flag-link{padding:0!important}}