:root{--blue:#1A6FAE;--navy:#12456E;--red:#D81E26;--sky:#7CC4EE;--page:#F4F6F9;--ink:#1F2733;--body:#3B4552;--muted:#5A6472;--line:#1F27331f;--max:1240px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--page);color:var(--ink);font-family:Cairo,"Segoe UI",system-ui,sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:hover{opacity:.8}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--ink);outline-offset:3px}
img{max-width:100%}
h1,h2,h3,p,ul,dl,dd{margin:0}
ul{padding:0;list-style:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:10px 14px;border-radius:8px;z-index:10}
.skip:focus{left:8px}

/* top bar */
.topbar{background:var(--red);color:#fff;font-size:13px}
.topbar .wrap{padding-top:10px;padding-bottom:10px;display:flex;flex-wrap:wrap;gap:8px 28px;justify-content:space-between;align-items:center}
.topbar .msg{display:flex;align-items:center;gap:10px}
.topbar .dot{width:8px;height:8px;border-radius:50%;background:#fff;display:inline-block}
.topbar .tel{display:flex;flex-wrap:wrap;gap:4px 24px}

/* header */
.site-header{padding-top:22px;padding-bottom:22px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 32px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:46px;width:auto;display:block;mix-blend-mode:multiply}
.brand .name{display:flex;flex-direction:column;line-height:1.05}
.brand .name b{font-weight:800;font-size:24px;letter-spacing:.01em}
.brand .name span{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.main-nav{display:flex;flex-wrap:wrap;gap:6px 28px;font-size:15px;font-weight:500}
.main-nav a[aria-current]{font-weight:700;border-bottom:3px solid var(--red)}

/* buttons */
.btn{display:inline-block;font-family:inherit;font-weight:600;font-size:16px;padding:15px 26px;border-radius:8px;border:2px solid transparent;cursor:pointer;line-height:1.3}
.btn-sm{font-size:15px;padding:12px 20px}
.btn-blue{background:var(--blue);color:#fff}
.btn-navy{background:var(--navy);color:#fff}
.btn-white{background:#fff;color:var(--navy);font-weight:700}
.btn-outline{border-color:var(--ink)}

/* type */
.eyebrow{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600}
.on-dark .eyebrow,.eyebrow.light{color:var(--sky)}
h1{font-weight:800;font-size:clamp(36px,5.2vw,68px);line-height:1.1;letter-spacing:-.015em}
h1.big{font-size:clamp(40px,6.4vw,84px)}
h2{font-weight:800;font-size:clamp(30px,4.2vw,54px);line-height:1.12;letter-spacing:-.01em}
h2.md{font-size:clamp(28px,3.6vw,42px);line-height:1.15}
h3{font-weight:800;font-size:24px;line-height:1.2}
.lead{font-size:18px;color:var(--body);max-width:52ch}

/* sections */
.hero{background-image:linear-gradient(#1F273312 1px,transparent 1px),linear-gradient(90deg,#1F273312 1px,transparent 1px);background-size:48px 48px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.page-head{padding-top:clamp(40px,6vw,80px);padding-bottom:clamp(40px,6vw,80px);display:flex;flex-wrap:wrap;gap:24px 64px;align-items:flex-end;justify-content:space-between}
.page-head .l{flex:1 1 520px;display:flex;flex-direction:column;gap:14px}
.page-head p{flex:1 1 340px}
.home-hero{padding-top:clamp(48px,7vw,96px);padding-bottom:clamp(48px,7vw,96px);display:flex;flex-wrap:wrap;gap:48px;align-items:stretch}
.home-hero .l{flex:1 1 520px;min-width:0;display:flex;flex-direction:column;justify-content:center;gap:28px}
.home-hero .l p{font-size:clamp(17px,1.6vw,20px);max-width:56ch;color:var(--body)}
.row{display:flex;flex-wrap:wrap;gap:12px}
.section{padding-top:clamp(48px,7vw,96px);padding-bottom:24px}
.section-head{display:flex;flex-wrap:wrap;gap:20px 64px;align-items:flex-end;justify-content:space-between;margin-bottom:36px}
.section-head>div{flex:1 1 440px;display:flex;flex-direction:column;gap:10px}
.link-more{font-weight:600;font-size:16px;color:var(--blue)}
.dark{background:var(--navy);color:#fff}
.dark .wrap{padding-top:clamp(48px,7vw,96px);padding-bottom:clamp(48px,7vw,96px)}
.dark p{color:#E3EBF2}
.record{flex:1 1 380px;min-width:0;background:var(--navy);color:#fff;border-radius:14px;padding:28px;display:flex;flex-direction:column;gap:6px}
.record .hd{display:flex;justify-content:space-between;gap:12px;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#C9D6E2;padding-bottom:14px;border-bottom:1px solid #ffffff26}
.record .hd span+span{color:var(--sky)}
.record .it{display:flex;gap:18px;align-items:baseline;padding:16px 0;border-bottom:1px solid #ffffff1f}
.record .it:last-child{border-bottom:0}
.record .big{font-weight:800;font-size:clamp(30px,3.4vw,44px);color:var(--sky);min-width:128px;line-height:1.1}
.record .it span:last-child{font-size:15px;color:#E3EBF2}
.record strong{display:block;color:#fff;font-weight:600}

.clients-strip{padding-top:40px;padding-bottom:8px}
.clients-strip .top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 24px;margin-bottom:18px}
.clients-strip .top p{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600}
.clients-strip .names{display:flex;flex-wrap:wrap;gap:10px 36px;font-weight:700;font-size:clamp(17px,1.8vw,22px);color:var(--body)}

.cards{display:flex;flex-wrap:wrap;gap:20px}
.card{flex:1 1 340px;min-width:0;background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;display:flex;flex-direction:column;gap:10px}
a.card:hover{opacity:1;border-color:var(--blue)}
.card .n{font-weight:700;font-size:13px;letter-spacing:.1em;color:var(--red)}
.card p{color:var(--body);font-size:16px}
.card .meta{display:flex;justify-content:space-between;gap:12px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:600}
.card .place{font-size:14px;color:var(--muted);margin-top:-6px}
.card .metric{margin-top:auto;padding-top:14px;border-top:1px solid #1F27331a;font-weight:700;font-size:15px;color:var(--blue)}
.card.top-blue{border-top:4px solid var(--blue)}
.card.top-blue .role{font-weight:600;font-size:15px;color:var(--blue)}

.band{background:var(--blue);color:#fff;border-radius:14px;padding:clamp(32px,5vw,64px);display:flex;flex-wrap:wrap;gap:24px 48px;align-items:center;justify-content:space-between}
.band h2{flex:1 1 400px;font-size:clamp(28px,3.6vw,46px)}
.band.sectors{padding:clamp(28px,4vw,48px)}
.band.sectors h2{flex:1 1 280px;font-size:clamp(26px,3vw,38px)}
.band.sectors ul{flex:2 1 460px;display:flex;flex-wrap:wrap;gap:10px}
.band.sectors li{background:#fff;color:var(--ink);border-radius:99px;padding:8px 18px;font-weight:500}
.cta{padding-top:clamp(48px,7vw,96px);padding-bottom:clamp(48px,7vw,96px)}

/* tabs / filters */
.tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.tab{font-family:inherit;font-size:15px;font-weight:600;padding:11px 18px;min-height:44px;border-radius:99px;border:2px solid var(--ink);background:transparent;color:var(--ink);cursor:pointer}
.tab[aria-selected="true"],.tab[aria-pressed="true"]{background:var(--ink);color:#fff}
.tab.sq{border-radius:8px;font-size:14px;padding:9px 16px}
.panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:clamp(24px,3.4vw,48px);display:flex;flex-wrap:wrap;gap:32px 56px}
.panel[hidden]{display:none}
.panel .l{flex:1 1 360px;min-width:0}
.panel .l h2{font-size:clamp(26px,3vw,38px);line-height:1.15;margin-bottom:14px}
.panel .l p{color:var(--body);font-size:17px;margin-bottom:24px}
.panel ul{flex:1 1 320px;min-width:0;display:flex;flex-direction:column}
.panel li{display:flex;gap:14px;align-items:flex-start;padding:13px 0;border-bottom:1px solid #1F27331a;font-size:16px}
.panel li svg{flex:none;margin-top:5px}
.tags-label{margin:36px 0 12px;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tags span{border:1px solid #1F273333;border-radius:99px;padding:6px 14px;font-size:14px}
.count{color:var(--muted);font-size:15px;margin:0 0 20px}
.card[hidden]{display:none}

/* thermal */
.thermal-hero{display:flex;flex-wrap:wrap;gap:40px 72px}
.thermal-hero .l{flex:1 1 480px;min-width:0;display:flex;flex-direction:column;gap:22px;align-items:flex-start}
.thermal-hero .l p{font-size:19px;max-width:54ch}
.thermal-hero .r{flex:1 1 380px;min-width:0}
.faults-label{margin-bottom:14px;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#C9D6E2;font-weight:600}
.faults li{display:flex;gap:18px;align-items:center;padding:15px 0;border-top:1px solid #ffffff26;font-weight:700;font-size:20px}
.faults li span{font-size:13px;color:var(--sky);min-width:28px}
.where{background:#fff;border:1px solid var(--line);border-radius:14px;padding:clamp(24px,3.4vw,48px);display:flex;flex-wrap:wrap;gap:24px 56px}
.where .l{flex:1 1 320px;display:flex;flex-direction:column;gap:10px}
.where ul{flex:1 1 360px;display:flex;flex-direction:column;gap:14px;font-size:17px}

/* about */
.two{display:flex;flex-wrap:wrap;gap:40px 72px}
.two>div{flex:1 1 400px;min-width:0;display:flex;flex-direction:column;gap:18px}
.two p{font-size:17px;color:var(--body);max-width:58ch}
.two ul.dots{padding-left:20px;list-style:disc;color:var(--body);font-size:16px;display:flex;flex-direction:column;gap:8px}
.values{display:flex;flex-wrap:wrap;gap:32px 56px}
.values .l{flex:1 1 280px}
.values .l p{margin-top:14px;font-size:16px}
.values .r{flex:2 1 440px;display:flex;flex-direction:column}
.values .v{display:flex;flex-wrap:wrap;gap:6px 24px;align-items:baseline;padding:18px 0;border-top:1px solid #ffffff2e}
.values .v b{font-weight:800;font-size:26px;min-width:190px}
.values .v span{color:#E3EBF2;font-size:17px}
.values .l,.values .r{padding:0}
.panel-dark{background:var(--navy);color:#fff;border-radius:14px;padding:clamp(28px,4vw,56px)}

/* clients */
.chips{display:flex;flex-wrap:wrap;gap:12px}
.chips li{flex:1 1 280px;min-width:0;background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px 20px;font-weight:600;font-size:17px}
.chips.navy li{background:var(--navy);color:#fff;border-color:var(--navy)}

/* contact */
.contact{display:flex;flex-wrap:wrap;gap:48px 72px}
.contact .l{flex:1 1 400px;min-width:0;display:flex;flex-direction:column;gap:22px}
.emergency{background:var(--red);color:#fff;border-radius:14px;padding:22px 26px}
.emergency strong{display:block;font-size:18px}
.emergency span{display:block;margin:2px 0 8px}
.emergency a{font-weight:800;font-size:24px}
dl.info{display:flex;flex-direction:column;gap:16px}
dl.info dt{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600}
dl.info dd{font-size:18px;margin-top:2px}
dl.info dd a.mail{color:var(--blue);font-weight:600}
form.card-form{flex:1 1 440px;min-width:0;background:#fff;border:1px solid var(--line);border-radius:14px;padding:clamp(22px,3vw,40px);display:flex;flex-direction:column;gap:18px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-weight:600;font-size:15px}
.field input,.field select,.field textarea{font:inherit;padding:13px 14px;border:1px solid #1F273366;border-radius:8px;background:#fff;min-height:48px;color:var(--ink)}
.field textarea{resize:vertical;min-height:120px}
.form-note{font-size:14px;color:var(--muted)}

/* footer */
.site-footer{background:var(--navy);color:#D6E4F0;font-size:15px;margin-top:0}
.site-footer .wrap{padding-top:48px;padding-bottom:28px;display:flex;flex-wrap:wrap;gap:32px 64px}
.site-footer .c1{flex:1 1 280px;display:flex;flex-direction:column;gap:8px}
.site-footer .c1 b{font-weight:800;font-size:24px;color:#fff}
.site-footer nav{flex:1 1 200px;display:flex;flex-direction:column;gap:6px}
.site-footer .c3{flex:1 1 260px;display:flex;flex-direction:column;gap:6px}
.site-footer a{color:#fff}
.site-footer .copy{flex:1 1 100%;border-top:1px solid #ffffff26;padding-top:20px;font-size:13px;color:#C9D6E2}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}