:root{--red:#c51414;--red2:#e52424;--black:#111317;--muted:#687079;--light:#f5f6f7;--line:#e5e7ea;--white:#fff;--shadow:0 18px 45px rgba(16,22,30,.12);--radius:22px;--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--black);background:#fff;line-height:1.6}.container{width:min(var(--max),calc(100% - 40px));margin:auto}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.eyebrow{color:var(--red);font-weight:800;letter-spacing:.09em;text-transform:uppercase;font-size:.78rem}.btn{display:inline-flex;align-items:center;gap:.55rem;padding:.9rem 1.25rem;border-radius:9px;font-weight:800;border:1px solid transparent;transition:.2s}.btn.primary{background:var(--red);color:white}.btn.primary:hover{background:#a80f0f;transform:translateY(-1px)}.btn.secondary{border-color:#d6d9dd;background:white}.btn.secondary:hover{border-color:var(--red);color:var(--red)}.section{padding:78px 0}.section.alt{background:var(--light)}h1,h2,h3{line-height:1.08;margin:0 0 18px}h1{font-size:clamp(2.8rem,6vw,5.7rem);letter-spacing:-.045em}h2{font-size:clamp(2rem,3.5vw,3.5rem);letter-spacing:-.03em}h3{font-size:1.28rem}.lead{font-size:1.18rem;color:#4c535b;max-width:760px}.grid{display:grid;gap:24px}.cards-5{grid-template-columns:repeat(5,1fr)}.cards-4{grid-template-columns:repeat(4,1fr)}.cards-3{grid-template-columns:repeat(3,1fr)}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:0 8px 26px rgba(0,0,0,.04)}.icon{width:54px;height:54px;border-radius:50%;background:#fff0f0;color:var(--red);display:grid;place-items:center;font-size:1.5rem;font-weight:900;margin-bottom:14px}.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid #eceef0}.nav{height:78px;display:flex;align-items:center;gap:26px}.logo{width:210px}.navlinks{display:flex;align-items:center;gap:28px;margin-left:auto;font-size:.94rem;font-weight:750}.navlinks>a,.menu-trigger{padding:26px 0 20px;border-bottom:3px solid transparent}.navlinks>a:hover,.menu-trigger:hover{color:var(--red);border-bottom-color:var(--red)}.header-cta{margin-left:4px}.menu-wrap{position:relative}.menu-trigger{cursor:pointer}.mega{display:none;position:absolute;top:66px;right:-420px;width:min(1000px,92vw);background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:28px;grid-template-columns:1.25fr .75fr;gap:26px}.menu-wrap:hover .mega,.menu-wrap:focus-within .mega{display:grid}.mega-list{display:grid;grid-template-columns:1fr 1fr;gap:10px}.mega-item{padding:14px;border-radius:12px}.mega-item:hover{background:#fff4f4}.mega-item strong{display:block}.mega-item small{color:#6c737b}.mega-preview img{height:100%;min-height:330px;width:100%;object-fit:cover;border-radius:14px}.mobile-toggle{display:none;margin-left:auto;border:0;background:none;font-size:1.7rem}.mobile-panel{display:none}.hero{min-height:650px;display:grid;align-items:end;background:linear-gradient(90deg,rgba(5,8,12,.92) 0%,rgba(5,8,12,.64) 48%,rgba(5,8,12,.1) 78%),url('../images/field-engineering.jpg') center/cover no-repeat;color:#fff}.hero-content{padding:86px 0}.hero .lead{color:#e8e8e8}.hero h1 span{color:#ff3333}.hero-actions{display:flex;gap:14px;margin-top:28px}.metric-strip{background:#0f1114;color:white}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:0}.metric{padding:28px 34px;border-right:1px solid #333}.metric:last-child{border-right:0}.metric strong{display:block;font-size:2rem}.metric span{color:#c7c9cc}.split{display:grid;grid-template-columns:1fr 1.15fr;gap:50px;align-items:center}.visual{border-radius:22px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}.visual img{width:100%;height:auto}.solution-card{position:relative;overflow:hidden}.solution-card .icon{margin-bottom:18px}.solution-card p{color:#666}.solution-card a{color:var(--red);font-weight:800}.photo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.photo-grid img{height:240px;width:100%;object-fit:cover;border-radius:14px}.dark{background:#101216;color:white}.dark .lead{color:#c7cbd0}.cta{padding:72px 0;background:linear-gradient(90deg,rgba(8,10,12,.94),rgba(8,10,12,.68)),url('../images/aerial-route.jpg') center/cover;color:#fff}.footer{background:#0b0d10;color:#c8ccd1;padding:58px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:35px}.footer h4{color:white}.footer a{display:block;margin:8px 0}.footer .logo{filter:none;background:white;padding:8px;border-radius:8px}.copyright{border-top:1px solid #2b2e33;margin-top:34px;padding-top:18px;font-size:.86rem}.page-hero{padding:110px 0 75px;background:linear-gradient(135deg,#fff 0%,#f7f7f7 70%,#fff0f0 100%);border-bottom:1px solid var(--line)}.page-hero h1{font-size:clamp(2.8rem,5vw,5rem)}.page-hero .red{color:var(--red)}.image-hero{padding:120px 0;background:linear-gradient(90deg,rgba(7,9,12,.9),rgba(7,9,12,.35)),url('../images/river-team.jpg') center/cover;color:white}.image-hero .lead{color:#eee}.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px}.filter-btn{border:1px solid var(--line);background:white;padding:10px 14px;border-radius:999px;font-weight:700;cursor:pointer}.filter-btn.active,.filter-btn:hover{background:var(--red);color:white;border-color:var(--red)}.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.project-card{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:white}.project-card img{width:100%;aspect-ratio:16/9;object-fit:cover}.project-card .project-copy{padding:16px}.project-card .tag{color:var(--red);font-size:.75rem;font-weight:800;text-transform:uppercase}.leadership-img{border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow)}.bio-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}.bio-card{text-align:center;padding:20px;border:1px solid var(--line);border-radius:16px}.bio-card h3{font-size:1.02rem}.bio-card p{font-size:.88rem;color:#666}.contact-grid{display:grid;grid-template-columns:.8fr 1.3fr;gap:46px}.form{display:grid;gap:14px}.form input,.form select,.form textarea{width:100%;padding:14px 15px;border:1px solid #d9dde2;border-radius:10px;font:inherit}.form textarea{min-height:150px;resize:vertical}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-note{font-size:.86rem;color:#727981}.download-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.download-card{padding:22px;border:1px solid var(--line);border-radius:16px}.media-grid{display:grid;grid-template-columns:2fr 1fr;gap:24px}.story{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:white}.story img{aspect-ratio:16/9;object-fit:cover;width:100%}.story .copy{padding:20px}.values{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.value{text-align:center}.value .icon{margin:0 auto 12px}.country-list{display:flex;flex-wrap:wrap;gap:10px}.country-list span{padding:10px 14px;background:#fff;border:1px solid var(--line);border-radius:999px;font-weight:700}.notice{background:#fff8e7;border:1px solid #f1d899;padding:14px 16px;border-radius:12px;color:#765a12}.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.86);z-index:2000;display:none;align-items:center;justify-content:center;padding:30px}.lightbox.open{display:flex}.lightbox img{max-width:92vw;max-height:88vh;border-radius:12px}.lightbox button{position:absolute;top:22px;right:24px;background:#fff;color:#111;border:0;border-radius:50%;width:44px;height:44px;font-size:1.5rem;cursor:pointer}
@media(max-width:1000px){.navlinks,.header-cta{display:none}.mobile-toggle{display:block}.mobile-panel.open{display:block;position:absolute;top:78px;left:0;right:0;background:white;border-top:1px solid var(--line);padding:20px}.mobile-panel a{display:block;padding:12px 20px;font-weight:700}.cards-5,.cards-4{grid-template-columns:repeat(2,1fr)}.split,.contact-grid,.media-grid{grid-template-columns:1fr}.photo-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.bio-grid{grid-template-columns:repeat(2,1fr)}.project-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.container{width:min(100% - 24px,var(--max))}.hero{min-height:620px}.hero-content{padding:60px 0}.hero-actions{flex-direction:column;align-items:flex-start}.metrics{grid-template-columns:1fr}.metric{border-right:0;border-bottom:1px solid #333}.cards-5,.cards-4,.cards-3,.project-grid,.photo-grid,.download-grid,.values,.footer-grid,.bio-grid{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}.section{padding:58px 0}.logo{width:175px}.nav{height:68px}.mobile-panel.open{top:68px}}