:root{
 --blue:#0a66ad; --blue2:#1388d2; --navy:#0a2b49; --ink:#122033; --muted:#607085; --line:#dce6ef; --bg:#f5f8fb; --white:#fff; --radius:18px; --shadow:0 18px 50px rgba(12,50,84,.08); --max:1180px;
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--ink);background:white;line-height:1.6} a{text-decoration:none;color:inherit} img{max-width:100%;display:block}.container{width:min(var(--max),calc(100% - 32px));margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-bottom:1px solid #edf2f7}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:84px;gap:24px}.brand img{width:340px;max-width:45vw}.header-links{display:flex;align-items:center;gap:28px}.nav-links{display:flex;gap:24px;font-weight:650;font-size:15px}.nav-links a{position:relative;padding:29px 0 27px}.nav-links a:after{content:"";position:absolute;left:0;right:100%;bottom:20px;height:2px;background:var(--blue);transition:.2s}.nav-links a:hover:after{right:0}.langs{display:flex;align-items:center;gap:7px;font-size:13px;font-weight:800}.langs a.active{color:var(--blue)}.menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:9px 12px;font-size:20px}.hero{background:linear-gradient(180deg,#fbfdff,#f2f7fb);overflow:hidden;position:relative}.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 15%,rgba(19,136,210,.12),transparent 30%)}.hero-grid{display:grid;grid-template-columns:1fr 1.03fr;gap:44px;align-items:center;padding:74px 0 66px;position:relative}.eyebrow{color:var(--blue);font-weight:800;letter-spacing:.12em;text-transform:uppercase;font-size:12px;margin-bottom:10px}.hero h1{font-size:clamp(38px,5vw,64px);line-height:1.02;margin:0 0 18px;letter-spacing:-.03em}.lead{font-size:clamp(19px,2vw,25px);line-height:1.35;color:#234864;margin:0 0 18px}.body-copy{color:var(--muted);font-size:17px;max-width:680px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:13px;padding:13px 20px;font-weight:750;border:1px solid transparent;cursor:pointer;font:inherit}.btn.primary{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;box-shadow:0 12px 30px rgba(10,102,173,.22)}.btn.secondary{background:#fff;border-color:#bfd1e0;color:var(--navy)}.hero-art{min-height:500px;position:relative;border:1px solid #dce7f0;border-radius:26px;overflow:hidden;background:linear-gradient(135deg,#dceaf5 0%,#f7fbfe 44%,#bcd6e8 100%);box-shadow:var(--shadow);background-size:cover;background-position:center}.blueprint-grid,.map-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(10,102,173,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(10,102,173,.12) 1px,transparent 1px);background-size:34px 34px}.blueprint-grid:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.7),transparent 35%,rgba(7,48,79,.05))}.plant{position:absolute;right:4%;bottom:9%;width:66%;height:72%;filter:drop-shadow(0 16px 25px rgba(8,48,80,.18))}.tower{position:absolute;bottom:0;border:5px solid #244f6e;background:linear-gradient(90deg,#b8cbd8,#edf4f8 42%,#8ba9bb);box-shadow:inset 0 0 0 3px rgba(255,255,255,.3)}.tower:before,.tower:after{content:"";position:absolute;left:-10px;right:-10px;height:5px;background:#244f6e}.tower:before{top:26%}.tower:after{top:58%}.t1{left:10%;width:22%;height:78%}.t2{left:40%;width:28%;height:58%}.t3{right:0;width:20%;height:88%}.bridge{position:absolute;height:16px;background:#2d5876;border:4px solid #244f6e;transform-origin:left center}.b1{left:10%;top:24%;width:62%;transform:rotate(5deg)}.b2{left:28%;top:48%;width:59%;transform:rotate(-6deg)}.b3{left:4%;top:70%;width:84%;transform:rotate(3deg)}.pipe{position:absolute;border:5px solid #e8f2f7;border-left-color:#31617e;border-radius:18px}.p1{left:31%;top:8%;width:18%;height:72%}.p2{right:9%;top:4%;width:17%;height:68%}.p3{left:4%;bottom:9%;width:78%;height:20%}.cad-note{position:absolute;font:700 11px/1.2 ui-monospace,SFMono-Regular,Menlo,monospace;color:#567e9b;letter-spacing:.06em}.n1{left:9%;top:11%}.n2{left:8%;bottom:26%}.n3{right:8%;top:15%}.art-label{position:absolute;left:22px;bottom:22px;background:rgba(6,35,60,.85);color:#fff;padding:15px 17px;border-radius:14px;backdrop-filter:blur(6px);display:flex;flex-direction:column}.art-label strong{font-size:14px;letter-spacing:.08em}.art-label span{font-size:12px;color:#d8e6ef}.section{padding:82px 0}.section.alt{background:var(--bg)}.section-head{max-width:780px;margin-bottom:30px}.section-head h2,.contact-copy h2{font-size:clamp(30px,3.4vw,44px);line-height:1.1;margin:0 0 12px;letter-spacing:-.02em}.section-head p,.contact-copy>p{margin:0;color:var(--muted);font-size:17px}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.stat-card,.service-card,.ref-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.stat-card strong{display:block;font-size:29px;color:var(--navy);margin:10px 0 4px}.stat-card p,.service-card p{margin:0;color:var(--muted)}.stat-icon,.service-icon{width:50px;height:50px;border-radius:14px;border:1px solid #cfe1ee;background:#f0f7fc;display:grid;place-items:center;color:var(--blue);font-size:24px;font-weight:800}.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-card h3{font-size:20px;line-height:1.22;margin:14px 0 8px}.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.project-card{min-height:270px;position:relative;border-radius:20px;overflow:hidden;background:linear-gradient(145deg,#dfeaf2,#f8fbfd 47%,#aac8dd);border:1px solid #d6e2ea}.project-card img{width:100%;height:100%;position:absolute;inset:0;object-fit:cover}.project-visual{position:absolute;inset:0;background:linear-gradient(155deg,#c8ddea 0%,#edf5fa 48%,#86b0ca 100%)}.project-visual:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.4) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.4) 1px,transparent 1px);background-size:30px 30px}.pv-line{position:absolute;height:10px;background:#32637f;border-radius:999px;transform-origin:left center}.l1{left:10%;top:35%;width:70%;transform:rotate(-5deg)}.l2{left:20%;top:51%;width:64%;transform:rotate(7deg)}.l3{left:8%;top:68%;width:82%;transform:rotate(-2deg)}.pv-block{position:absolute;right:17%;top:16%;width:28%;height:55%;border:7px solid #295974;background:rgba(255,255,255,.35)}.project-overlay{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(180deg,transparent,rgba(7,31,51,.95) 30%);padding:54px 18px 17px;color:#fff}.project-overlay h3{font-size:18px;line-height:1.2;margin:0 32px 5px 0}.project-overlay p{margin:0;color:#c9dbe7;font-size:14px}.project-overlay span{position:absolute;right:18px;bottom:17px;font-size:24px}.refs-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}.ref-card h3{font-size:18px;margin:12px 0 10px}.ref-card ul{padding:0;margin:0;list-style:none}.ref-card li{position:relative;padding-left:13px;color:#52647a;font-size:14px;margin:7px 0}.ref-card li:before{content:"";width:4px;height:4px;border-radius:50%;background:var(--blue);position:absolute;left:0;top:.72em}.ref-icon{font-size:27px;color:var(--blue)}.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:26px;align-items:stretch}.contact-list{display:grid;gap:10px;margin-top:25px}.contact-list>div{padding:13px 15px;background:#f8fbfd;border:1px solid #dce7ef;border-radius:13px}.map-card{position:relative;min-height:390px;border-radius:24px;overflow:hidden;background:linear-gradient(145deg,#eef5fa,#dceaf3);border:1px solid var(--line);box-shadow:var(--shadow)}.road{position:absolute;height:13px;background:#b6ccdc;border-radius:999px}.r1{left:-4%;top:58%;width:104%;transform:rotate(-7deg)}.r2{left:44%;top:0;width:10%;height:78%;transform:rotate(4deg)}.r3{left:12%;top:28%;width:42%;transform:rotate(19deg)}.pin{position:absolute;left:62%;top:41%;width:34px;height:34px;background:var(--blue);transform:rotate(-45deg);border-radius:50% 50% 50% 0;box-shadow:0 9px 18px rgba(10,102,173,.3)}.pin i{position:absolute;width:14px;height:14px;background:#fff;border-radius:50%;left:10px;top:10px}.map-label{position:absolute;left:67%;top:39%;padding:10px 12px;background:rgba(255,255,255,.9);border:1px solid #d4e2ec;border-radius:12px;color:var(--navy);font-weight:800}.map-label small{font-weight:500;color:var(--muted)}.footer{background:linear-gradient(180deg,#0a2e4d,#071f35);color:#fff;padding:50px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .9fr .7fr;gap:34px}.footer-logo{width:280px;background:#fff;border-radius:12px;padding:8px}.footer p,.footer a{color:#c4d3df;font-size:14px}.footer h4{margin:0 0 13px;font-size:14px;text-transform:uppercase;letter-spacing:.08em}.footer a{display:block;margin:8px 0}.footer-bottom{margin-top:26px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);color:#9eb1c1;font-size:13px}.cookie-banner{position:fixed;z-index:90;left:18px;right:18px;bottom:18px;max-width:980px;margin:auto;background:#fff;border:1px solid #d9e5ee;border-radius:17px;padding:16px 18px;box-shadow:0 18px 50px rgba(6,35,60,.18);display:flex;align-items:center;justify-content:space-between;gap:20px}.cookie-banner[hidden]{display:none}.cookie-banner p{margin:3px 0 0;color:var(--muted);font-size:14px}.cookie-actions{display:flex;gap:10px;flex-shrink:0}.simple-page{width:min(850px,calc(100% - 32px));margin:45px auto 80px}.simple-page h1{font-size:44px;margin:30px 0 16px}.simple-page h2{margin:30px 0 8px}.simple-page p,.simple-page li{color:var(--muted)}.back{color:var(--blue);font-weight:800}.notice{margin-top:28px;padding:16px 18px;border:1px solid #cbdfea;background:#f0f7fc;border-radius:14px;color:#39566d}.reveal{opacity:0;transform:translateY(16px);transition:.6s ease}.reveal.in{opacity:1;transform:none}
@media(max-width:1080px){.header-links{display:none;position:absolute;top:84px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:14px 20px 20px}.header-links.open{display:block}.nav-links{display:grid;gap:0}.nav-links a{padding:12px 0}.langs{margin-top:10px}.menu-toggle{display:block}.brand img{width:300px}.hero-grid,.contact-grid{grid-template-columns:1fr}.hero-art{min-height:430px}.stats-grid{grid-template-columns:repeat(2,1fr)}.services-grid{grid-template-columns:repeat(2,1fr)}.projects-grid{grid-template-columns:repeat(2,1fr)}.refs-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.brand img{width:235px;max-width:68vw}.header-inner{min-height:74px}.header-links{top:74px}.hero-grid{padding:46px 0}.hero-art{min-height:350px}.section{padding:62px 0}.stats-grid,.services-grid,.projects-grid,.refs-grid,.footer-grid{grid-template-columns:1fr}.cookie-banner{flex-direction:column;align-items:flex-start}.cookie-actions{width:100%}.cookie-actions .btn{flex:1}.project-card{min-height:245px}}

/* Final production additions: source photos, reference PDFs, thematic icons, ISO certificate and real directions map */
.hero-art{background-size:cover;background-position:center;isolation:isolate}
.hero-art:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(5,37,64,.06),rgba(5,37,64,.18));z-index:0;pointer-events:none}
.hero-art .art-label{z-index:3}
.hero-cad-overlay{position:absolute;inset:0;z-index:2;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.13) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.13) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,.75) 38%,rgba(0,0,0,.9) 100%)}
.cad-x{position:absolute;height:2px;background:rgba(255,255,255,.82);transform-origin:left center;box-shadow:0 0 0 1px rgba(13,102,173,.13)}
.cad-x:after{content:"";position:absolute;right:0;top:-4px;width:9px;height:9px;border:2px solid rgba(255,255,255,.85);border-radius:50%}
.x1{left:45%;top:25%;width:42%;transform:rotate(5deg)}.x2{left:38%;top:53%;width:50%;transform:rotate(-5deg)}.x3{left:55%;top:73%;width:31%;transform:rotate(8deg)}
.cad-circle{position:absolute;border:2px solid rgba(255,255,255,.72);border-radius:50%}.c1{width:92px;height:92px;right:8%;top:12%}.c2{width:46px;height:46px;right:30%;bottom:18%}
.cad-dim{position:absolute;color:#fff;background:rgba(4,42,72,.58);border:1px solid rgba(255,255,255,.28);padding:4px 7px;border-radius:6px;font:700 10px/1.2 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.06em}.d1{right:12%;top:30%}.d2{right:26%;bottom:26%}

.ref-card{display:flex;flex-direction:column}
.ref-icon{width:58px;height:58px;border-radius:16px;background:linear-gradient(135deg,#eaf5fd,#f8fbfe);border:1px solid #cfe1ee;display:grid;place-items:center}
.ref-icon svg{width:37px;height:37px;fill:none;stroke:var(--blue);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.ref-card li{padding-left:0;margin:0;border-top:1px solid #edf2f6}
.ref-card li:first-child{border-top:0}.ref-card li:before{display:none}
.ref-doc-link,.ref-card li>span{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 0;color:#40566e;transition:.2s}
.ref-doc-link:hover{color:var(--blue)}
.ref-doc-link small{flex:0 0 auto;color:var(--blue);font-size:10px;font-weight:900;letter-spacing:.06em;text-transform:uppercase;background:#eef7fd;border:1px solid #d3e7f4;padding:4px 6px;border-radius:7px}
.ref-missing{display:block!important;color:#9aa8b5!important;font-size:9px!important;font-weight:600!important;background:#f7f9fb!important;border-color:#e6ebef!important}

.certificate-section{background:linear-gradient(180deg,#fff,#f7fbfe)}
.certificate-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:42px;align-items:center}
.certificate-copy h2{font-size:clamp(30px,3.4vw,44px);line-height:1.1;margin:0 0 14px;letter-spacing:-.02em}
.certificate-copy p{color:var(--muted);font-size:17px;max-width:670px}
.quality-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}.quality-badges span{padding:9px 12px;border-radius:999px;background:#edf7fe;border:1px solid #cee4f2;color:var(--navy);font-weight:750;font-size:13px}
.certificate-card{justify-self:center;position:relative;width:min(360px,100%);border-radius:18px;overflow:hidden;border:1px solid #dce7ef;background:#fff;box-shadow:var(--shadow);transition:.25s}
.certificate-card:hover{transform:translateY(-3px);box-shadow:0 22px 50px rgba(5,48,79,.15)}
.certificate-card img{width:100%;height:430px;object-fit:cover;object-position:top}
.certificate-card span{position:absolute;left:14px;bottom:14px;background:rgba(7,38,63,.88);color:#fff;border:1px solid rgba(255,255,255,.18);padding:9px 11px;border-radius:10px;font-size:13px;font-weight:800;backdrop-filter:blur(7px)}

.route-actions{margin-top:20px;display:flex;gap:10px;flex-wrap:wrap}
.real-map-card{position:relative;min-height:430px;border-radius:24px;overflow:hidden;background:linear-gradient(145deg,#edf5fa,#dceaf3);border:1px solid var(--line);box-shadow:var(--shadow)}
.map-frame{position:absolute;inset:0;width:100%;height:100%;border:0;z-index:2;background:#e9f2f8}
.map-consent{position:absolute;inset:0;z-index:3;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:34px;background-image:linear-gradient(rgba(10,102,173,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(10,102,173,.09) 1px,transparent 1px);background-size:38px 38px}
.map-consent:before{content:"";position:absolute;inset:0;background:linear-gradient(145deg,rgba(247,251,254,.82),rgba(225,239,248,.88));z-index:-1}
.map-consent[hidden]{display:none}.map-consent-icon{width:66px;height:66px;border-radius:50% 50% 50% 0;transform:rotate(-45deg);display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;font-size:29px;box-shadow:0 12px 30px rgba(10,102,173,.26);margin-bottom:18px}.map-consent-icon::first-letter{transform:rotate(45deg)}
.map-consent strong{font-size:22px;color:var(--navy)}.map-consent p{max-width:520px;margin:8px 0 18px;color:var(--muted)}
.map-caption{position:absolute;left:16px;right:16px;bottom:16px;z-index:4;pointer-events:none;background:rgba(7,38,63,.86);color:#fff;border:1px solid rgba(255,255,255,.16);border-radius:13px;padding:12px 14px;backdrop-filter:blur(8px);display:flex;flex-direction:column;gap:2px}
.map-caption span{font-size:12px;color:#d8e6ef}

@media(max-width:1080px){.certificate-grid{grid-template-columns:1fr}.certificate-card{justify-self:start}.refs-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.certificate-card{width:100%}.certificate-card img{height:390px}.real-map-card{min-height:410px}.map-caption{display:none}.ref-doc-link,.ref-card li>span{align-items:flex-start;flex-direction:column;gap:4px}.ref-doc-link small{align-self:flex-start}}