@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800&display=swap');
:root{--blue:#0b5db3;--navy:#06294d;--dark:#17212b;--muted:#697681;--light:#f4f7fa;--line:#dfe6ed;--white:#fff;--max:1180px}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;font-family:'Montserrat',Arial,sans-serif;color:var(--dark);background:#fff;line-height:1.55} img{max-width:100%;display:block} a{color:inherit;text-decoration:none}.container{width:min(var(--max),calc(100% - 36px));margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);box-shadow:0 1px 12px rgba(0,0,0,.08)}.header-inner{height:82px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand img{width:260px;height:auto}.nav{display:flex;gap:25px;align-items:center;font-size:13px;font-weight:700}.nav a{padding:31px 0 25px;border-bottom:3px solid transparent}.nav a:hover,.nav a.active{color:var(--blue);border-color:var(--blue)}.mobile-toggle{display:none;border:0;background:none;font-size:26px}.hero{min-height:620px;display:grid;place-items:center;color:white;background-size:cover;background-position:center;position:relative}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,28,55,.84),rgba(2,28,55,.22) 65%,rgba(2,28,55,.05))}.hero-content{position:relative;width:100%;padding:80px 0}.eyebrow{color:#62a9f6;font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:14px}.hero h1{font-size:clamp(42px,6vw,76px);line-height:1.02;margin:.15em 0;max-width:850px}.hero p{max-width:680px;font-size:18px}.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:5px;font-weight:700;font-size:14px;border:2px solid var(--blue);background:var(--blue);color:#fff}.btn.ghost{background:transparent;border-color:#fff}.section{padding:82px 0}.section.alt{background:var(--light)}.section-title{font-size:34px;line-height:1.15;margin:0 0 14px}.section-lead{max-width:800px;color:var(--muted);font-size:17px;margin-bottom:36px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:24px;box-shadow:0 8px 24px rgba(0,0,0,.04)}.card h3{margin:10px 0 8px}.icon{width:48px;height:48px;border:2px solid var(--blue);border-radius:50%;display:grid;place-items:center;color:var(--blue);font-weight:800}.photo-card{position:relative;border-radius:10px;overflow:hidden;background:#ddd;min-height:270px}.photo-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.photo-card .overlay{position:absolute;inset:auto 0 0;padding:24px;color:white;background:linear-gradient(transparent,rgba(0,0,0,.78))}.photo-card .tag{display:inline-block;background:var(--blue);padding:5px 8px;border-radius:4px;font-size:11px;font-weight:700;margin-bottom:7px}.process{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}.process .step{padding:18px;border-top:3px solid var(--blue);background:#fff}.step-num{font-size:28px;font-weight:800;color:var(--blue)}.band{background:var(--navy);color:#fff;padding:26px 0}.band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.band-item{display:flex;gap:12px;align-items:center;font-weight:700}.comparison{width:100%;border-collapse:collapse}.comparison th,.comparison td{padding:14px;border-bottom:1px solid var(--line);text-align:left}.comparison th{background:var(--navy);color:#fff}.panel-cutaway{display:grid;grid-template-columns:3fr 10fr 3fr;max-width:620px;margin:20px auto;border:1px solid #b9c3cc}.layer{min-height:300px;display:flex;align-items:center;justify-content:center;text-align:center;font-weight:800;writing-mode:vertical-rl;transform:rotate(180deg);padding:8px}.mortar{background:#9f9f9f;color:#fff}.eps{background:repeating-linear-gradient(45deg,#fff,#fff 10px,#eef3f7 10px,#eef3f7 20px);color:#0b5db3}.specs{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}.spec{background:#fff;border-left:4px solid var(--blue);padding:14px 16px}.gallery-filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}.filter{border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 14px;font-weight:700;font-size:12px;cursor:pointer}.filter.active{background:var(--navy);color:#fff}.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.gallery-item{border-radius:10px;overflow:hidden;position:relative;aspect-ratio:4/3;background:#ddd}.gallery-item img{width:100%;height:100%;object-fit:cover}.gallery-item .label{position:absolute;left:10px;bottom:10px;background:rgba(4,34,63,.88);color:#fff;padding:7px 10px;border-radius:5px;font-size:11px;font-weight:700}.contact-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:46px}.contact-box{background:var(--navy);color:#fff;border-radius:12px;padding:34px}.contact-box a{color:#fff}.form{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form .full{grid-column:1/-1}.form input,.form select,.form textarea{width:100%;padding:14px;border:1px solid var(--line);border-radius:6px;font:inherit}.form textarea{min-height:150px;resize:vertical}.footer{background:#061f39;color:#cbd7e1;padding:46px 0 24px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:36px}.footer img{width:250px;filter:brightness(0) invert(1)}.small{font-size:12px;color:#8695a1}.cta{background:linear-gradient(135deg,#06294d,#0b5db3);color:#fff;padding:58px 0}.cta .container{display:flex;align-items:center;justify-content:space-between;gap:30px}.badge{display:inline-block;padding:5px 8px;border-radius:4px;background:#e9f2fb;color:#0b5db3;font-size:11px;font-weight:800}.muted{color:var(--muted)}.clean-list{padding-left:18px}.clean-list li{margin:7px 0}.hero.smallhero{min-height:430px}.kicker{font-size:13px;font-weight:800;color:var(--blue);text-transform:uppercase;letter-spacing:.06em}.feature-row{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.feature{padding:20px 12px;text-align:center;border-right:1px solid var(--line)}.feature:last-child{border:0}.timeline{display:flex;align-items:stretch;gap:0;overflow-x:auto}.timeline .node{min-width:160px;flex:1;padding:18px;background:#fff;border:1px solid var(--line);position:relative}.timeline .node:not(:last-child):after{content:'→';position:absolute;right:-11px;top:34%;color:var(--blue);font-weight:800;z-index:2}.notice{background:#fff8df;border:1px solid #f0d37e;padding:14px 16px;border-radius:8px;color:#725c1a}.hide{display:none!important}
@media(max-width:900px){.nav{display:none;position:absolute;top:82px;left:0;right:0;background:#fff;flex-direction:column;padding:20px;box-shadow:0 8px 20px rgba(0,0,0,.1)}.nav.open{display:flex}.nav a{padding:10px}.mobile-toggle{display:block}.brand img{width:220px}.grid-2,.contact-wrap{grid-template-columns:1fr}.grid-3,.grid-4{grid-template-columns:1fr 1fr}.process{grid-template-columns:1fr 1fr}.band-grid,.feature-row{grid-template-columns:1fr 1fr}.gallery{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr}.cta .container{display:block}.cta .btns{margin-top:20px}}
@media(max-width:560px){.hero{min-height:520px}.section{padding:58px 0}.grid-3,.grid-4,.gallery,.process,.specs,.band-grid,.feature-row,.form{grid-template-columns:1fr}.hero h1{font-size:42px}.header-inner{height:72px}.nav{top:72px}.brand img{width:190px}.footer img{width:220px}.form .full{grid-column:auto}}