:root{--ink:#101820;--navy:#102a43;--blue:#1e78c8;--blue-bright:#2b91e2;--mist:#f2f6f9;--white:#fff;--line:#dce5ec;--muted:#607080;--max:1180px;--radius:4px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#fff;line-height:1.65}a{color:inherit}.skip-link{position:absolute;top:-50px;left:16px;z-index:99;background:#fff;padding:10px 16px}.skip-link:focus{top:10px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{position:absolute;inset:0 0 auto;z-index:20;color:#fff;border-bottom:1px solid rgba(255,255,255,.18)}.nav-wrap{height:86px;max-width:var(--max);margin:auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:12px;align-items:center;text-decoration:none}.brand-mark{width:43px;height:43px;display:grid;place-items:center;border:2px solid var(--blue-bright);color:#fff;font-weight:850;letter-spacing:-1px}.brand-name{font-size:15px;line-height:1.15;max-width:130px}.brand-name strong{display:block;font-weight:750}nav{display:flex;align-items:center;gap:32px}nav a{text-decoration:none;font-size:14px;font-weight:650}nav a:hover{color:#8bc8fa}.nav-contact{border:1px solid rgba(255,255,255,.55);padding:10px 18px}.menu-button{display:none;border:0;background:none;padding:8px}.menu-button span:not(.sr-only){width:25px;height:2px;background:#fff;display:block;margin:5px}
.hero{min-height:790px;height:95vh;max-height:930px;position:relative;color:#fff;display:grid;align-items:center;overflow:hidden}.hero-image{position:absolute;inset:0;background:url('hero-insulation.png') center/cover no-repeat;transform:scale(1.01)}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,19,30,.94) 0%,rgba(7,19,30,.72) 38%,rgba(7,19,30,.08) 72%),linear-gradient(0deg,rgba(7,19,30,.68),transparent 45%)}.hero-content{position:relative;z-index:2;width:100%;max-width:var(--max);margin:auto;padding:110px 24px 150px}.eyebrow{text-transform:uppercase;letter-spacing:.19em;font-weight:800;font-size:.76rem;color:#8bc8fa;margin:0 0 19px}.eyebrow.dark{color:var(--blue)}h1,h2,h3{font-family:"Arial Narrow",Inter,sans-serif;letter-spacing:-.035em;line-height:1.04;margin:0}h1{font-size:clamp(3.3rem,7vw,6.25rem);max-width:760px}.hero-content>p:not(.eyebrow){font-size:1.17rem;line-height:1.65;max-width:615px;color:#dae5ee;margin:28px 0 36px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.button{display:inline-flex;justify-content:center;align-items:center;min-height:52px;padding:0 25px;font-weight:750;font-size:.92rem;text-decoration:none;border-radius:var(--radius);border:1px solid transparent;cursor:pointer}.button-primary{background:var(--blue);color:#fff}.button-primary:hover{background:var(--blue-bright)}.button-ghost{border-color:rgba(255,255,255,.65);color:#fff}.button-ghost:hover{background:#fff;color:var(--ink)}.hero-facts{position:absolute;z-index:3;bottom:0;right:0;display:grid;grid-template-columns:repeat(3,1fr);width:min(720px,65%);background:rgba(12,35,54,.93);backdrop-filter:blur(9px);padding:30px 40px;gap:28px}.hero-facts div{display:flex;flex-direction:column;border-left:2px solid var(--blue-bright);padding-left:15px}.hero-facts strong{font-size:1rem}.hero-facts span{font-size:.78rem;color:#adbfcd}
.section{padding:110px 24px;max-width:var(--max);margin:auto}.section-heading{max-width:740px;margin-bottom:50px}.section-heading h2,.about h2,.contact h2{font-size:clamp(2.3rem,4.7vw,4.35rem)}.section-heading>p:last-child{color:var(--muted);font-size:1.05rem;max-width:650px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-card{position:relative;background:var(--mist);padding:36px 31px 34px;min-height:305px;border-top:3px solid transparent;transition:.25s}.service-card:hover{transform:translateY(-4px);border-color:var(--blue);box-shadow:0 18px 35px rgba(16,42,67,.1)}.service-number{position:absolute;right:25px;top:22px;color:#9eb0be;font-size:.72rem;font-weight:800}.service-icon{color:var(--blue);font-size:2.2rem;margin:13px 0 38px}.service-card h3{font-size:1.5rem;margin-bottom:15px}.service-card p{margin:0;color:var(--muted);font-size:.95rem}
.section-dark{max-width:none;background:var(--navy);color:#fff}.section-dark>*{max-width:var(--max);margin-left:auto;margin-right:auto}.section-heading.split{display:grid;grid-template-columns:1.25fr .75fr;gap:80px;max-width:var(--max);align-items:end}.section-heading.split>p{color:#b8c8d5;margin:0}.project-grid{display:grid;grid-template-columns:1.2fr .9fr .9fr;gap:16px}.project-card{min-height:340px;padding:28px;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(145deg,#27475e,#173348)}.project-card:before,.project-card:after{content:"";position:absolute;border:1px solid rgba(139,200,250,.25);transform:rotate(25deg)}.project-card:before{width:240px;height:480px;right:-70px;top:-100px}.project-card:after{width:110px;height:420px;right:55px;top:-80px}.project-two{background:linear-gradient(145deg,#31576d,#1d3d52)}.project-three{background:linear-gradient(145deg,#226a9d,#16496e)}.project-card>*{position:relative;z-index:1}.project-card>span{font-size:.75rem;color:#8bc8fa;font-weight:800}.project-card p{margin:0;color:#c0d1dc;font-size:.83rem}.project-card h3{font-size:2rem;margin-top:3px}.project-photo img{position:absolute;z-index:0;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 28%;filter:brightness(.62) saturate(.82)}.project-photo:before{z-index:1;inset:0;width:auto;height:auto;right:0;top:0;transform:none;border:0;background:linear-gradient(0deg,rgba(5,19,30,.86),rgba(5,19,30,.02) 70%)}.project-photo:after{display:none}.project-photo p{color:#dce8ef}
.about{display:grid;grid-template-columns:.86fr 1.14fr;gap:90px;align-items:center}.about-visual{background:var(--mist);aspect-ratio:1;position:relative;display:grid;place-items:center;overflow:hidden}.initials{font-size:clamp(5rem,12vw,9rem);font-weight:900;letter-spacing:-.09em;color:var(--navy);z-index:2}.linework{position:absolute;width:140%;height:70%;border:2px solid #b7d6ef;transform:rotate(-28deg)}.linework:before,.linework:after{content:"";position:absolute;inset:18px;border:1px solid #c9deee}.linework:after{inset:45px}.about-copy .lead{font-size:1.2rem;color:#334c5f}.about-copy>p:not(.eyebrow){max-width:620px}.text-link{display:inline-block;margin-top:18px;color:var(--blue);font-weight:800;text-decoration:none}.text-link span{margin-left:8px;transition:.2s}.text-link:hover span{margin-left:14px}
.contact{background:#0a202f;color:#fff;padding:100px max(24px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:.85fr 1.15fr;gap:90px}.contact-copy>p:not(.eyebrow){color:#b7c8d4;max-width:470px}.contact-list{margin-top:40px;display:grid;gap:12px}.contact-list div{border-top:1px solid rgba(255,255,255,.16);padding:15px 0;display:grid;grid-template-columns:105px 1fr}.contact-list span{color:#88a0b0;font-size:.8rem;text-transform:uppercase;letter-spacing:.08em}.contact-list strong{font-size:.94rem;color:#d9e6ef}.contact-form{background:#fff;color:var(--ink);padding:36px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}.contact-form label{display:block;font-size:.84rem;font-weight:750;margin-bottom:20px}input,select,textarea{display:block;width:100%;margin-top:8px;border:1px solid var(--line);background:#f7f9fb;border-radius:2px;padding:14px;font:inherit;font-size:.95rem;color:var(--ink)}textarea{resize:vertical}input:focus,select:focus,textarea:focus{outline:3px solid rgba(30,120,200,.19);border-color:var(--blue)}.form-button{width:100%;border:0}.form-note{font-size:.78rem;color:#788894;margin:11px 0 0}.form-status{font-size:.88rem;font-weight:700;color:var(--blue);min-height:1.5em;margin-bottom:0}
.site-footer{background:#111;color:#fff}.footer-inner{max-width:var(--max);margin:auto;padding:70px 24px 35px;display:grid;grid-template-columns:1.3fr .7fr;gap:55px 80px}.footer-company p{color:#c5c2bd;margin:22px 0 0}.footer-company a,.footer-links a{color:inherit;text-decoration:none}.footer-company a:hover,.footer-links a:hover{color:#d7b77e}.footer-links{display:flex;flex-direction:column;align-items:flex-start;gap:13px;padding-top:4px}.footer-label{margin:0 0 7px;color:#aaa59f;font-size:.78rem;font-weight:800;letter-spacing:.18em;text-transform:uppercase}.footer-links>a{font-size:1.03rem}.footer-bottom{grid-column:1/-1;border-top:1px solid #373432;padding-top:25px;margin:5px 0 0;color:#aaa59f;font-size:.8rem}
@media (max-width:850px){.site-header{position:absolute}.menu-button{display:block}.menu-button[aria-expanded="true"] span:first-child{transform:translateY(7px) rotate(45deg)}.menu-button[aria-expanded="true"] span:nth-child(2){opacity:0}.menu-button[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}nav{display:none;position:absolute;top:86px;left:0;right:0;background:#0a202f;padding:24px;flex-direction:column;align-items:stretch;gap:18px}nav.open{display:flex}.hero{height:auto;min-height:820px}.hero-content{padding-top:150px}.hero-overlay{background:linear-gradient(90deg,rgba(7,19,30,.94),rgba(7,19,30,.46)),linear-gradient(0deg,rgba(7,19,30,.85),transparent 50%)}.hero-facts{width:100%;padding:22px 24px}.service-grid,.project-grid{grid-template-columns:1fr}.project-card{min-height:230px}.section-heading.split,.about,.contact{grid-template-columns:1fr}.section-heading.split,.about,.contact{gap:45px}.about-visual{max-height:480px}.contact{padding-top:75px;padding-bottom:75px}}
@media (max-width:560px){.nav-wrap{height:76px}.brand-name{font-size:13px}.brand-mark{width:39px;height:39px}.hero{min-height:780px}.hero-content{padding:130px 20px 210px}.hero-content>p:not(.eyebrow){font-size:1rem}.hero-facts{grid-template-columns:1fr;gap:10px}.hero-facts div{display:grid;grid-template-columns:90px 1fr}.section{padding:75px 20px}.service-grid{gap:12px}.field-row{grid-template-columns:1fr}.contact-form{padding:25px 20px}.contact-list div{grid-template-columns:85px 1fr}.footer-inner{grid-template-columns:1fr;padding-top:55px;gap:42px}.footer-bottom{margin-top:0}.footer-brand .brand-name{display:none}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.contact-list strong a{text-decoration:none}.contact-list strong a:hover{text-decoration:underline}
.phone-contact strong{display:flex;align-items:center;flex-wrap:wrap;gap:12px 18px}.call-button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;border:1px solid #d7b77e;border-radius:var(--radius);background:var(--blue);color:#fff;font-size:.88rem;font-weight:800}.contact-list .call-button:hover{background:#7e5f38;text-decoration:none}
.logo-crop{position:relative;width:215px;height:67px;overflow:hidden;background:#fff;display:block}.logo-crop img{position:absolute;width:255px;height:255px;max-width:none;left:50%;top:50%;transform:translate(-50%,-56%)}.about-logo{position:relative;z-index:2;width:84%;height:auto;mix-blend-mode:multiply}.footer-logo{width:185px;height:58px;border:1px solid var(--line)}
@media (max-width:560px){.logo-crop{width:170px;height:58px}.logo-crop img{width:215px;height:215px}.footer-logo{width:175px}.phone-contact strong{align-items:flex-start;flex-direction:column}.call-button{width:100%}}

/* Monochrome identity matched to the supplied ND logo */
:root{--ink:#171717;--navy:#191919;--blue:#9a7749;--blue-bright:#b18a55;--mist:#f4f3f1;--line:#dedbd6;--muted:#696762}
.site-header{background:#fff;color:var(--ink);border-color:#dedbd6;box-shadow:0 1px 0 rgba(0,0,0,.04)}
.site-header nav a:hover{color:var(--blue)}.nav-contact{border-color:#bbb6ae}.menu-button span:not(.sr-only){background:var(--ink)}
.hero-image{filter:grayscale(1) contrast(1.06)}.hero-overlay{background:linear-gradient(90deg,rgba(10,10,10,.94) 0%,rgba(10,10,10,.72) 38%,rgba(10,10,10,.08) 72%),linear-gradient(0deg,rgba(10,10,10,.72),transparent 45%)}
h1,h2,h3{font-family:Georgia,"Times New Roman",serif;font-weight:500}.eyebrow{color:#d7b77e}.eyebrow.dark{color:var(--blue)}
.hero-facts{background:rgba(20,20,20,.94)}.hero-facts div{border-left-color:var(--blue-bright)}
.button-primary{background:var(--blue);color:#fff}.button-primary:hover{background:#7e5f38}.service-card:hover{border-color:var(--blue);box-shadow:0 18px 35px rgba(0,0,0,.1)}
.section-dark{background:#1a1a1a}.project-card{background:linear-gradient(145deg,#343434,#1f1f1f)}.project-two{background:linear-gradient(145deg,#4a4844,#292826)}.project-three{background:linear-gradient(145deg,#6f5b40,#3f3426)}.project-card:before,.project-card:after{border-color:rgba(215,183,126,.24)}.project-card>span{color:#d7b77e}.project-photo img{filter:grayscale(.9) brightness(.62) contrast(1.05)}
.about-visual{background:#f5f4f2}.linework{border-color:#cdbb9f}.linework:before,.linework:after{border-color:#ded3c2}.contact{background:#171717}
.logo-crop{background:#fff}.footer-logo{border-color:#dedbd6}
@media (max-width:850px){nav{background:#fff;color:var(--ink);border-top:1px solid var(--line)}.nav-contact{border-color:#bbb6ae}}

/* Legal pages */
.legal-page .site-header{position:relative}.legal-page .site-header nav a{color:var(--ink)}.legal-page .site-header nav a:hover{color:var(--blue)}.legal-main{max-width:920px;margin:auto;padding:80px 24px 105px}.breadcrumbs{display:flex;gap:12px;align-items:center;margin:0 0 18px;color:var(--muted);font-size:.95rem}.breadcrumbs a{text-decoration:none}.breadcrumbs a:hover{color:var(--blue)}.legal-main h1{font-size:clamp(2.8rem,7vw,5rem);overflow-wrap:anywhere;margin-bottom:70px}.legal-content{max-width:790px}.legal-content section{margin-top:55px}.legal-content h2{font-size:clamp(1.65rem,3.5vw,2.35rem);margin-bottom:18px}.legal-content p,.legal-content li{font-size:1.05rem;line-height:1.8;color:#343230}.legal-content a{color:#7e5f38;text-underline-offset:3px}.legal-content ul{padding-left:22px}.legal-meta{margin-top:65px;color:var(--muted);font-size:.95rem}.legal-contact-card{background:var(--mist);border-left:3px solid var(--blue);padding:24px 27px;margin:24px 0}.legal-contact-card p{margin:0}.legal-note{background:#f7f4ee;padding:18px 21px;border:1px solid #e6dccd;font-size:.93rem!important}.legal-page .footer-brand{display:inline-flex}
@media (max-width:850px){.legal-page nav{top:86px}.legal-main{padding-top:60px}.legal-main h1{margin-bottom:50px}}
@media (max-width:560px){.legal-page nav{top:76px}.legal-main{padding:45px 20px 75px}.legal-main h1{font-size:2.65rem;margin-bottom:42px}.legal-content section{margin-top:42px}.legal-content p,.legal-content li{font-size:1rem}.legal-contact-card{padding:21px}}

/* Detailed services, quote callout and FAQ */
.service-details{margin-top:55px;border:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;background:#fff}.service-details-intro{padding:42px}.service-details-intro h3{font-size:clamp(1.8rem,3vw,2.65rem);margin-bottom:18px}.service-details-intro>p:last-child{color:var(--muted);margin:0}.service-checks{list-style:none;margin:0;padding:13px 42px;background:var(--mist);display:grid;align-content:center}.service-checks li{position:relative;padding:18px 0 18px 32px;border-bottom:1px solid var(--line);display:flex;flex-direction:column}.service-checks li:last-child{border-bottom:0}.service-checks li:before{content:"✓";position:absolute;left:0;top:18px;color:var(--blue);font-weight:900}.service-checks strong{font-size:1rem}.service-checks span{color:var(--muted);font-size:.91rem}
.offer-band{background:#252321;color:#fff;padding:65px max(24px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:60px}.offer-band h2{font-size:clamp(2.25rem,4.5vw,4rem)}.offer-band p:not(.eyebrow){max-width:760px;margin:20px 0 0;color:#d0cbc4}.offer-actions{display:flex;gap:12px;flex-wrap:wrap}.offer-actions .button{white-space:nowrap}
.faq{display:grid;grid-template-columns:.78fr 1.22fr;gap:80px}.faq .section-heading{margin:0}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line);padding:0}.faq-list summary{list-style:none;position:relative;cursor:pointer;padding:24px 50px 24px 0;font-family:Georgia,"Times New Roman",serif;font-size:1.3rem;line-height:1.35}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:5px;top:20px;color:var(--blue);font-family:Inter,ui-sans-serif,sans-serif;font-size:1.7rem;font-weight:400}.faq-list details[open] summary:after{content:"–"}.faq-list details p{margin:-5px 55px 24px 0;color:var(--muted)}.faq-list summary:focus-visible{outline:3px solid rgba(154,119,73,.22);outline-offset:4px}
@media (max-width:850px){.service-details,.faq{grid-template-columns:1fr}.faq{gap:38px}.offer-band{grid-template-columns:1fr;gap:30px}.offer-actions{justify-content:flex-start}}
@media (max-width:560px){.service-details{margin-top:36px}.service-details-intro,.service-checks{padding:28px 22px}.service-checks li{padding-right:0}.offer-band{padding-top:52px;padding-bottom:52px}.offer-actions{display:grid}.offer-actions .button{width:100%}.faq-list summary{font-size:1.15rem;padding-right:38px}.faq-list details p{margin-right:15px}}