:root{--navy:#172a63;--blue:#263d82;--gold:#e6b02d;--ink:#142038;--muted:#667085;--line:#e8eaf0;--soft:#f5f7fb}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font:16px/1.65 Inter,Arial,sans-serif}a{text-decoration:none;color:inherit}.container{width:min(1160px,calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:10;background:#fffE;border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.nav{height:78px;display:flex;align-items:center;justify-content:space-between}.brand{color:var(--navy);font-weight:900;line-height:1}.brand span{font-size:25px;letter-spacing:.08em}.brand small{display:block;font-size:9px;letter-spacing:.22em;color:var(--gold);margin-top:6px}.nav-links,.nav-actions{display:flex;align-items:center;gap:25px;font-size:14px;font-weight:700}.nav-links a:hover{color:var(--gold)}.nav-actions{gap:8px}.lang{border:0;background:transparent;color:var(--muted);font-weight:800;cursor:pointer;padding:7px}.lang.active{color:var(--navy);border-bottom:2px solid var(--gold)}.button{display:inline-flex;padding:13px 20px;border-radius:6px;background:var(--gold);color:#17213e;font-weight:800;border:1px solid var(--gold);cursor:pointer}.button.small{padding:9px 13px;font-size:12px}.button.ghost{background:transparent;border-color:#cdd5e8;color:#fff}.menu{display:none;border:0;background:none;font-size:23px}.hero{min-height:650px;position:relative;display:flex;align-items:center;background:var(--navy) url('assets/hero-field-engineer.jpg') center 38%/cover no-repeat;color:#fff}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,30,72,.96),rgba(18,37,87,.76) 48%,rgba(18,37,87,.14))}.hero-content{position:relative;z-index:1}.eyebrow{color:var(--gold);text-transform:uppercase;letter-spacing:.15em;font-size:11px;font-weight:900}.eyebrow:before{content:'';display:inline-block;width:28px;height:2px;background:currentColor;vertical-align:middle;margin-right:9px}.eyebrow.dark{color:var(--blue)}h1,h2,h3,p{margin-top:0}.hero h1{font-size:clamp(46px,6vw,76px);line-height:1.04;letter-spacing:-.05em;margin:18px 0}.hero h1 em{color:var(--gold);font-style:normal}.hero-copy{max-width:650px;font-size:18px;color:#e3e8f4}.actions{display:flex;gap:12px;margin-top:32px}.intro-strip{box-shadow:0 15px 40px #16224218;position:relative;z-index:2;background:#fff}.intro-grid{display:grid;grid-template-columns:repeat(3,1fr)}.intro-grid>div{padding:25px 30px;border-right:1px solid var(--line)}.intro-grid>div:last-child{border:0}.intro-grid b,.intro-grid span{display:block}.intro-grid b{color:var(--navy);font-size:19px}.intro-grid span{font-size:13px;color:var(--muted)}section{padding:92px 0}.split{display:grid;grid-template-columns:1.1fr .9fr;gap:75px;align-items:center}h2{font-size:43px;line-height:1.1;letter-spacing:-.04em;color:var(--navy);margin:12px 0 22px}section p{color:#566176}.principle{padding:40px;background:var(--navy);color:#fff;border-right:10px solid var(--gold)}.principle h3{font-size:25px;line-height:1.2}.principle ul{padding-left:20px;color:#dce3f1}.soft{background:var(--soft)}.section-head{display:grid;grid-template-columns:.8fr 1.2fr;gap:75px;margin-bottom:45px}.section-head>p{font-size:18px}.cards{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.cards article{background:#fff;border:1px solid var(--line);padding:27px 22px;min-height:250px}.cards article>b,.why-grid b{color:var(--gold);letter-spacing:.1em}.cards h3{font-size:18px;line-height:1.25;color:var(--navy);margin:30px 0 10px}.cards p,.why-grid p{font-size:14px;color:var(--muted)}.dark-section{background:var(--navy);color:#fff}.dark-section h2{color:#fff}.dark-section .section-head>p{color:#d7ddec}.why-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:#ffffff2b}.why-grid>div{background:var(--navy);padding:28px 20px;min-height:190px}.why-grid h3{font-size:17px;color:var(--gold);margin:14px 0 8px}.why-grid p{color:#d8deeb}.timeline{position:relative}.timeline:before{content:'';position:absolute;left:84px;top:12px;bottom:12px;width:1px;background:#d8ddea}.timeline article{display:grid;grid-template-columns:65px 1fr;gap:50px;padding-bottom:27px}.timeline time{font-weight:900;color:var(--navy);font-size:19px}.timeline article>div{border:1px solid var(--line);padding:24px 28px;position:relative}.timeline article>div:before{content:'';position:absolute;left:-39px;top:12px;width:10px;height:10px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 6px #fff}.timeline h3{margin:0 0 4px;color:var(--navy)}.timeline strong{font-size:13px}.timeline p{margin:7px 0}.timeline span{display:inline-block;padding:4px 8px;background:#f0f3f9;color:#3d4b69;font-size:11px;font-weight:800;margin:5px 4px 0 0}.safety{align-items:start}.gallery{display:grid;grid-template-columns:1.2fr 1fr;gap:12px}.gallery img{width:100%;height:190px;object-fit:cover}.gallery img:first-child{height:392px;grid-row:span 2}.contact-section{padding-bottom:110px}.contact-card{background:var(--soft);padding:32px;display:grid;gap:5px}.contact-card strong{color:var(--navy);font-size:18px}.contact-card small{color:var(--muted);margin-bottom:15px}.contact-card b{color:var(--navy);margin-top:10px}.contact-card a{color:var(--blue);font-weight:700}.footer{display:flex;justify-content:space-between;gap:20px;padding:30px 0;color:#b8c1d7;font-size:13px}.footer:before{content:'';position:absolute;left:0;right:0;height:80px;background:#0d1839;z-index:-1}.footer{position:relative;z-index:0}.footer:after{content:'';position:absolute;inset:0;background:#0d1839;z-index:-1;margin-left:calc((1160px - 100vw)/2);margin-right:calc((1160px - 100vw)/2)}
@media(max-width:900px){.nav-links{display:none}.menu{display:block}.nav-actions .button{display:none}.cards,.why-grid{grid-template-columns:repeat(2,1fr)}.section-head,.split{grid-template-columns:1fr;gap:28px}.hero{min-height:610px}.intro-grid{grid-template-columns:1fr}.intro-grid>div{border-right:0;border-bottom:1px solid var(--line)}}@media(max-width:560px){.container{width:calc(100% - 28px)}section{padding:68px 0}.hero{background-position:58% center}.hero h1{font-size:44px}.actions{flex-direction:column;align-items:flex-start}.cards,.why-grid,.gallery{grid-template-columns:1fr}.gallery img:first-child{height:240px;grid-row:auto}.gallery img{height:180px}.timeline:before{left:67px}.timeline article{grid-template-columns:52px 1fr;gap:27px}.timeline article>div:before{left:-33px}.footer{flex-direction:column}}
/* Modern lightweight service cards */
.cards{gap:18px}
.cards article{border-radius:14px;padding:28px 24px;min-height:245px;box-shadow:0 8px 24px rgba(23,42,99,.05);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.cards article:hover{transform:translateY(-5px);border-color:#d5b13a;box-shadow:0 14px 30px rgba(23,42,99,.11)}
.cards article>b{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:#fff7dd;color:#9c7410;font-size:12px;letter-spacing:.04em}
.cards h3{margin:28px 0 10px}
.gallery img[src*="profile-033"]{display:none}
.gallery{max-width:460px}.gallery img:first-child{height:300px}.gallery img{height:145px}
.gallery img{cursor:zoom-in}.lightbox{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:28px;background:rgba(9,18,43,.9)}.lightbox img{max-width:min(1100px,94vw);max-height:88vh;width:auto;height:auto!important;object-fit:contain;box-shadow:0 20px 60px rgba(0,0,0,.35)}.lightbox-close{position:absolute;top:18px;right:24px;border:0;background:transparent;color:#fff;font-size:38px;line-height:1;cursor:pointer}.lightbox-open{overflow:hidden}
.gallery{max-width:520px}.gallery img:first-child{height:340px}.gallery img{height:165px}