:root{
  --orange:#EF7C00;
  --orange-d:#d96f00;
  --navy:#172535;
  --navy-2:#1b2c42;
  --gray-sec:#808080;
  --card-gray:#d9d9d9;
  --ink:#14202f;
  --muted:#5c5c5c;
  --line:#e2e2e2;
  --maxw:1600px;
  --gut:clamp(16px,5vw,100px);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
section[id],footer[id]{scroll-margin-top:90px}
body{font-family:'Manrope',system-ui,sans-serif;color:var(--ink);background:#fff;line-height:1.5;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,.head{font-family:'Montserrat',sans-serif;line-height:1.05;letter-spacing:-.01em}
.container{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gut)}
.o{color:var(--orange)}

/* eyebrow */
.eyebrow{display:flex;align-items:center;gap:10px;font-family:'Montserrat';font-weight:800;font-size:15px;letter-spacing:.08em;text-transform:uppercase}
.eyebrow::after{content:"";flex:none;width:0;height:0;border-left:7px solid currentColor;border-top:5px solid transparent;border-bottom:5px solid transparent}
.eyebrow.line .rule{flex:1;height:1px;background:currentColor;opacity:.45;margin-left:6px}
.section-h2{font-weight:800;text-transform:uppercase;font-size:clamp(30px,3.4vw,52px);margin:22px 0 0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;font-family:'Montserrat';font-weight:700;font-size:15px;letter-spacing:.06em;text-transform:uppercase;padding:18px 34px;cursor:pointer;border:none;transition:.2s}
.btn-primary{background:var(--orange);color:#fff;clip-path:polygon(0 0,100% 0,100% 68%,calc(100% - 22px) 100%,0 100%)}
.btn-primary:hover{background:var(--orange-d)}
.btn-outline{background:transparent;color:var(--ink);border:2px solid rgba(255,255,255,.25)}
.hero .btn-outline{color:#fff;border-color:rgba(255,255,255,.4)}
.btn-outline:hover{border-color:var(--orange);color:var(--orange)}

/* ============ HEADER ============ */
header{position:absolute;background:transparent;width:100%;z-index:40}
.scrolled header{position:fixed;background:var(--navy);box-shadow:0 6px 24px rgba(0,0,0,.25)}
.nav{display:flex;align-items:center;gap:38px;padding:22px 0}
.logo{display:flex;flex-direction:column;align-items:center;font-family:'Montserrat';font-weight:900}
.logo svg{width:50px;height:auto}
.logo .wm{font-size:15px;letter-spacing:.2em;margin-top:4px;color:#fff}
.menu{display:flex;gap:28px;font-family:'Montserrat';font-weight:600;font-size:14px;letter-spacing:.04em;text-transform:uppercase}
.menu a{color:#fff;padding-bottom:4px;border-bottom:2px solid transparent;transition:.15s;white-space:nowrap}
.menu a:hover,.menu a.active{border-color:var(--orange);color:var(--orange)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:22px;font-family:'Montserrat';font-weight:700;font-size:14px;color:#fff}
.lang{display:flex;gap:8px}
.lang a{opacity:.6}.lang a.active{opacity:1;border-bottom:2px solid var(--orange)}
.divider-h{border:none;border-top:1px solid rgba(255,255,255,.18);margin:0}
.burger{display:none;background:none;border:none;color:#fff;cursor:pointer}

/* ============ HERO ============ */
.hero{position:relative;background:var(--navy);color:#fff;overflow:hidden;min-height:780px}
.hero-bg{position:absolute;inset:0;background:linear-gradient(90deg,rgba(23,37,53,.9),rgba(23,37,53,.5)),url('hero-bg.jpg') center/cover}
.hero-diagonal{position:absolute;right:0;bottom:-2px;width:60%;height:58%;background:var(--orange);clip-path:polygon(32% 0,100% 0,100% 100%,0 100%)}
.hero-meter{position:absolute;right:2%;top:24%;width:44%;max-width:820px;z-index:2;filter:drop-shadow(0 26px 34px rgba(0,0,0,.4))}
.hero-inner{position:relative;z-index:3;padding-top:190px;padding-bottom:130px}
.hero-eyebrow{font-family:'Montserrat';font-weight:800;font-size:15px;letter-spacing:.05em;text-transform:uppercase;margin-bottom:26px}
.hero h1{font-weight:800;text-transform:uppercase;font-size:clamp(30px,3.9vw,60px);max-width:920px}
.hero .sub{font-size:clamp(16px,1.3vw,20px);margin:26px 0 44px;color:#e7ecf2;max-width:46ch}
.hero-actions{display:flex;gap:20px;flex-wrap:wrap}
.hero-caption{position:absolute;left:var(--gut);bottom:40px;z-index:3;display:flex;align-items:center;gap:16px;color:#cfd6de;font-size:15px}
.hero-caption .cl{width:220px;height:2px;background:linear-gradient(90deg,var(--orange) 42%,#fff 42%)}
.accent-l{position:absolute;left:var(--gut);bottom:0;width:4px;height:150px;background:var(--orange);z-index:3}

/* ============ ADVANTAGES ============ */
.section{padding:96px 0}
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:10px}
.adv-head{align-self:start}
.card{position:relative;background:#fff;border:1px solid #ececec;border-radius:14px;padding:36px 32px;box-shadow:0 12px 34px rgba(20,32,47,.06);transition:.2s}
.card:hover{transform:translateY(-6px);box-shadow:0 22px 44px rgba(20,32,47,.12)}
.card .corner{position:absolute;top:0;right:0;width:0;height:0;border-top:26px solid var(--orange);border-left:26px solid transparent;border-top-right-radius:14px}
.adv-icon{height:92px;color:var(--orange);display:flex;align-items:flex-start}
.adv-icon svg{height:74px;width:auto}
.card hr{border:none;border-top:1px solid #d9d9d9;margin:20px 0}
.card h3{font-weight:800;text-transform:uppercase;font-size:21px;line-height:1.12}
.card p{color:var(--muted);margin-top:14px;font-size:16px}

/* ============ PRODUCTS ============ */
.products{background:var(--gray-sec);color:var(--navy);padding:100px 0}
.products .top{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;flex-wrap:wrap}
.products .top .section-h2{color:var(--navy);max-width:16ch}
.products .lead{color:#26313f;max-width:34ch;font-size:17px;font-weight:600}
.prod-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:56px}
.prod-card{position:relative;background:var(--card-gray);display:grid;grid-template-columns:36% 1fr;gap:20px;padding:28px 30px;align-items:center;clip-path:polygon(0 0,100% 0,100% 80%,calc(100% - 44px) 100%,0 100%);transition:.2s}
.prod-card:hover{transform:translateY(-4px)}
.prod-card .corner{position:absolute;top:0;right:0;width:0;height:0;border-top:26px solid var(--orange);border-left:26px solid transparent}
.prod-card img{margin:0 auto;max-height:170px;object-fit:contain;mix-blend-mode:multiply}
.prod-card h3{font-family:'Montserrat';font-weight:800;text-transform:uppercase;color:var(--navy);font-size:25px}
.prod-card ul{list-style:none;margin-top:16px;display:flex;flex-direction:column;gap:8px}
.prod-card li{position:relative;padding-left:18px;font-size:15px;color:#2b3644}
.prod-card li::before{content:"•";position:absolute;left:0;color:#2b3644}
.prod-card li b{font-weight:800}

/* ============ STATS ============ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{padding:0 40px}
.stat:not(:first-child){border-left:1px solid #d6d6d6}
.stat .num{font-family:'Montserrat';font-weight:800;color:var(--orange);font-size:clamp(44px,4.6vw,76px);line-height:1}
.stat .lbl{margin-top:16px;font-size:17px;color:var(--ink);max-width:16ch}

/* ============ RESOURCES ============ */
.resources{background:var(--navy);color:#fff;padding:100px 0}
.res-top{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:start}
.res-top h2{font-weight:800;text-transform:uppercase;font-size:clamp(28px,3.2vw,48px);margin-top:22px}
.res-top .sub{margin-top:22px;color:#c7d0da;max-width:34ch;font-size:17px}
.res-img{border-radius:16px;overflow:hidden;aspect-ratio:16/11}
.res-img img{width:100%;height:100%;object-fit:cover}
.accordion{margin-top:54px;max-width:58%}
.acc-item{border-left:4px solid var(--orange);background:#fff;color:var(--ink);margin-bottom:18px}
.acc-head{display:flex;justify-content:space-between;align-items:center;cursor:pointer;padding:22px 28px;font-family:'Montserrat';font-weight:800;text-transform:uppercase;color:var(--orange);font-size:20px;letter-spacing:.02em}
.acc-head .tri{flex:none;width:0;height:0;border-left:8px solid transparent;border-right:8px solid transparent;border-top:9px solid var(--orange);transition:.2s}
.acc-item.open .acc-head .tri{transform:rotate(180deg)}
.acc-body{display:none;padding:2px 28px 24px}
.acc-item.open .acc-body{display:block}
.acc-body a{display:block;padding:11px 0;text-decoration:underline;text-underline-offset:3px;color:var(--ink);font-size:16px}
.acc-body a:first-child{font-weight:800}
.acc-body a:hover{color:var(--orange)}

/* ============ CERTIFICATES ============ */
.certs{background:var(--navy);color:#fff;padding:40px 0 110px}
.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin-top:54px}
.cert-card{position:relative;background:#fff;color:var(--ink);padding:22px;clip-path:polygon(0 0,100% 0,100% 87%,calc(100% - 38px) 100%,0 100%)}
.cert-card .corner{position:absolute;top:0;right:0;width:0;height:0;border-top:24px solid var(--orange);border-left:24px solid transparent}
.cert-card .cimg{aspect-ratio:1/1.15;background:#f0f0f0;overflow:hidden;margin-bottom:18px;display:flex;align-items:center;justify-content:center}
.cert-card .cimg img{width:100%;height:100%;object-fit:cover}
.cert-card hr{border:none;border-top:2px solid var(--orange);width:74%;margin:0 0 16px}
.cert-card h3{font-family:'Montserrat';font-weight:800;text-transform:uppercase;font-size:20px}
.cert-card p{color:var(--muted);font-size:14px;margin-top:12px}

/* ============ SERVICES ============ */
.services{padding:100px 0}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:10px}
.svc-head{align-self:start}
.svc-tile{position:relative;min-height:300px;overflow:hidden;display:flex;align-items:flex-end;padding:30px;color:#fff}
.svc-tile .corner{position:absolute;top:0;right:0;z-index:3;width:0;height:0;border-top:26px solid var(--orange);border-left:26px solid transparent}
.svc-tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:.4s}
.svc-tile:hover img{transform:scale(1.06)}
.svc-tile::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(239,124,0,.85),rgba(239,124,0,.5))}
.svc-tile h3{position:relative;z-index:2;font-family:'Montserrat';font-weight:800;text-transform:uppercase;font-size:26px}
.svc-form{background:var(--orange);color:#fff;padding:38px 36px;display:flex;flex-direction:column}
.svc-form h3{font-family:'Montserrat';font-weight:800;text-transform:uppercase;font-size:28px;margin-bottom:20px}
.svc-form label{font-size:13px;font-weight:600;opacity:.9;margin-top:14px;display:block}
.svc-form input{width:100%;background:transparent;border:none;border-bottom:1px solid rgba(255,255,255,.6);color:#fff;padding:12px 0;font-size:18px;font-family:'Manrope'}
.svc-form input::placeholder{color:rgba(255,255,255,.7)}
.svc-form input:focus{outline:none;border-color:#fff}
.svc-form button{margin-top:32px;align-self:flex-start;background:transparent;color:#fff;border:2px solid rgba(255,255,255,.85);font-family:'Montserrat';font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:16px 40px;cursor:pointer;clip-path:polygon(0 0,100% 0,100% 64%,calc(100% - 18px) 100%,0 100%)}
.svc-form button:hover{background:#fff;color:var(--orange)}

/* ============ FOOTER ============ */
footer{background:var(--navy);color:#fff;border-top:5px solid var(--orange);padding:90px 0 40px}
.foot-top{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.foot-top h2{font-weight:800;text-transform:uppercase;font-size:clamp(34px,3.6vw,54px);margin-top:20px}
.foot-rule{border:none;border-top:1px solid rgba(239,124,0,.6);margin:30px 0 34px;max-width:760px}
.foot-info{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;max-width:760px}
.foot-info h4{font-family:'Montserrat';font-weight:800;font-size:15px;margin-bottom:14px}
.foot-info p,.foot-info a{color:#aeb8c4;font-size:17px;line-height:1.4}
.foot-map{border-radius:16px;overflow:hidden;aspect-ratio:16/12;background:#eee}
.foot-map iframe{width:100%;height:100%;border:0;filter:grayscale(.15)}
.foot-bottom{margin-top:80px}
.foot-nav{display:flex;align-items:center;gap:38px;padding-bottom:22px;border-bottom:1px solid rgba(239,124,0,.5);flex-wrap:wrap}
.foot-nav .menu{gap:30px;flex-wrap:wrap}
.copy{margin-top:22px;text-align:right;color:#8b95a2;font-family:'Montserrat';font-weight:600;font-size:13px;letter-spacing:.04em}

/* ============ RESPONSIVE ============ */
@media(max-width:1200px){.menu{gap:20px;font-size:13px}.nav{gap:24px}}
@media(max-width:1100px){
  .adv-grid,.cert-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid{grid-template-columns:1fr}
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .res-top,.foot-top{grid-template-columns:1fr}
  .accordion{max-width:100%}
  .hero-meter{width:50%}
}
@media(max-width:860px){
  .menu,.nav-right .phone,.nav-right .lang{display:none}
  .burger{display:block;margin-left:auto}
  .stats{grid-template-columns:1fr 1fr;gap:34px 0}
  .stat:nth-child(3){border-left:none}
  .hero-meter{position:relative;width:78%;margin:20px auto -40px;right:auto;top:auto}
  .hero-inner{padding-top:150px;padding-bottom:30px}
  .hero-caption,.accent-l{display:none}
  .hero-diagonal{height:42%}
}
@media(max-width:560px){
  .adv-grid,.cert-grid,.svc-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .stat{border-left:none!important;padding:0}
  .prod-card{grid-template-columns:1fr;text-align:center}
  .prod-card ul{text-align:left;max-width:280px;margin:16px auto 0}
  .foot-info{grid-template-columns:1fr}
}
.mobile-menu{display:none;position:fixed;inset:0;z-index:100;background:var(--navy);flex-direction:column;padding:80px 30px;gap:6px}
.mobile-menu.show{display:flex}
.mobile-menu a{color:#fff;font-family:'Montserrat';font-weight:700;text-transform:uppercase;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.mobile-menu .close{position:absolute;top:26px;right:26px;background:none;border:none;color:#fff;font-size:34px;cursor:pointer}

/* ============ SUBPAGES ============ */
.subpage header{position:sticky;top:0;background:var(--navy);box-shadow:0 4px 18px rgba(0,0,0,.22)}
.page-hero{position:relative;background:var(--navy);color:#fff;overflow:hidden;padding:64px 0 70px}
.page-hero::after{content:"";position:absolute;right:0;bottom:0;width:34%;height:78%;background:var(--orange);clip-path:polygon(42% 0,100% 0,100% 100%,0 100%);opacity:.92}
.page-hero .container{position:relative;z-index:3}
.crumbs{display:flex;gap:8px;align-items:center;font-family:'Montserrat';font-weight:600;font-size:13px;letter-spacing:.04em;text-transform:uppercase;color:#9fb0c2}
.crumbs a:hover{color:var(--orange)}
.crumbs span{color:var(--orange)}
.page-title{font-weight:800;text-transform:uppercase;font-size:clamp(32px,4.4vw,60px);margin-top:16px;max-width:20ch}
.page-lead{margin-top:18px;color:#c7d0da;font-size:clamp(15px,1.2vw,19px);max-width:52ch}
.subwrap{padding:80px 0}
.subwrap .section-h2{color:var(--navy)}
.demo-note{margin-top:14px;display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--muted);background:#fff4e8;border:1px solid #ffd9ad;padding:8px 14px;border-radius:40px}
.demo-note::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--orange)}

/* doc list */
.doc-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:44px}
.doc-card{position:relative;display:flex;align-items:center;gap:20px;background:#fff;border:1px solid #ececec;border-left:4px solid var(--orange);border-radius:12px;padding:22px 26px;box-shadow:0 10px 28px rgba(20,32,47,.05);transition:.2s}
.doc-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(20,32,47,.1)}
.doc-ico{flex:none;width:52px;height:52px;border-radius:10px;background:#fff4e8;color:var(--orange);display:flex;align-items:center;justify-content:center}
.doc-ico svg{width:26px;height:26px}
.doc-main{flex:1;min-width:0}
.doc-main h3{font-family:'Montserrat';font-weight:700;font-size:17px;color:var(--ink);line-height:1.25}
.doc-main .meta{margin-top:6px;font-size:13px;color:var(--muted);font-weight:600;letter-spacing:.03em;text-transform:uppercase}
.doc-dl{flex:none;display:inline-flex;align-items:center;gap:8px;font-family:'Montserrat';font-weight:700;font-size:13px;letter-spacing:.04em;text-transform:uppercase;color:var(--orange);border:2px solid var(--orange);padding:11px 18px;border-radius:8px;cursor:pointer;background:none;transition:.15s;white-space:nowrap}
.doc-dl:hover{background:var(--orange);color:#fff}

/* video grid */
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:44px}
.video-card{position:relative;border-radius:14px;overflow:hidden;background:var(--navy);aspect-ratio:16/10;cursor:pointer}
.video-card img{width:100%;height:100%;object-fit:cover;opacity:.68;transition:.3s}
.video-card:hover img{opacity:.5;transform:scale(1.04)}
.video-card .play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;z-index:2}
.video-card .play span{width:66px;height:66px;border-radius:50%;background:var(--orange);display:flex;align-items:center;justify-content:center;box-shadow:0 8px 26px rgba(0,0,0,.35)}
.video-card .play svg{width:24px;height:24px;fill:#fff;margin-left:3px}
.video-card .vtitle{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:22px 20px 18px;color:#fff;font-family:'Montserrat';font-weight:700;font-size:17px;background:linear-gradient(0deg,rgba(23,37,53,.92),transparent)}

/* about */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.about-grid img{border-radius:16px;width:100%;aspect-ratio:4/3;object-fit:cover}
.about-text p{color:var(--muted);font-size:17px;margin-top:18px;line-height:1.6}
.about-text .lead-p{color:var(--ink);font-size:20px;font-weight:600;line-height:1.5}

@media(max-width:1100px){
  .about-grid{grid-template-columns:1fr}
  .video-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .doc-list,.video-grid{grid-template-columns:1fr}
  .doc-card{flex-wrap:wrap}
  .page-hero::after{width:46%;opacity:.85}
}