:root{--blue:#075c9f;--blue2:#0b75c9;--ink:#17232e;--muted:#5f6d78;--line:#dce3e8;--light:#f3f6f8;--white:#fff;--shadow:0 18px 50px rgba(15,35,50,.12)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.6;font-size:16px}a{color:inherit}.skip{position:fixed;left:1rem;top:-5rem;z-index:100;background:#fff;padding:.75rem 1rem}.skip:focus{top:1rem}.site-header{height:84px;display:flex;align-items:center;gap:2rem;padding:0 clamp(1.2rem,5vw,5.5rem);background:rgba(255,255,255,.96);position:sticky;top:0;z-index:30;border-bottom:1px solid rgba(20,40,55,.08);backdrop-filter:blur(14px)}.brand{display:flex;align-items:center;text-decoration:none;gap:.72rem;min-width:max-content}.brand-mark{width:46px;height:46px}.brand-mark svg{width:100%;height:100%}.brand-mark circle{fill:var(--blue)}.brand-mark path{fill:#fff}.brand b{display:block;font-size:1.35rem;letter-spacing:.12em;line-height:1}.brand small{display:block;font-size:.67rem;color:var(--muted);margin-top:.28rem;letter-spacing:.02em}.site-header nav{display:flex;align-items:center;justify-content:center;gap:1.6rem;margin-left:auto}.site-header nav a{text-decoration:none;font-size:.94rem;font-weight:650;position:relative;padding:.5rem 0}.site-header nav a:after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--blue);transition:.25s}.site-header nav a:hover:after,.site-header nav a.active:after{right:0}.header-phone{background:var(--blue);color:#fff;text-decoration:none;padding:.72rem 1rem;border-radius:4px;font-weight:750;white-space:nowrap}.menu{display:none;border:1px solid var(--line);background:#fff;padding:.55rem .75rem;font:inherit}.hero{min-height:calc(100vh - 84px);display:grid;align-items:center;color:#fff;position:relative;background:url('/assets/hero.png') center/cover no-repeat}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,18,29,.82) 0%,rgba(6,24,39,.56) 43%,rgba(6,20,34,.08) 74%)}.hero-content{position:relative;width:min(1180px,calc(100% - 2.4rem));margin:auto;padding:6rem 0}.eyebrow{font-weight:800;text-transform:uppercase;letter-spacing:.14em;font-size:.78rem;color:#75bffc}.hero h1,.page-hero h1{font-size:clamp(2.8rem,6.2vw,5.7rem);line-height:.98;letter-spacing:-.05em;margin:.8rem 0 1.5rem;max-width:850px}.hero p{font-size:clamp(1.05rem,1.7vw,1.32rem);max-width:630px;color:#e5edf3}.actions{display:flex;gap:.85rem;flex-wrap:wrap;margin-top:2.2rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.9rem 1.2rem;border-radius:4px;text-decoration:none;font-weight:800;transition:.2s}.btn-primary{background:var(--blue2);color:#fff}.btn-primary:hover{background:#0c83df;transform:translateY(-2px)}.btn-ghost{border:1px solid rgba(255,255,255,.65);color:#fff}.btn-dark{border:1px solid var(--ink)}.trustbar{display:grid;grid-template-columns:repeat(3,1fr);background:var(--ink);color:#fff;padding:1.2rem clamp(1.2rem,5vw,5.5rem);gap:1rem}.trustbar div{display:flex;gap:.65rem;align-items:center;justify-content:center;font-weight:700}.check{color:#67b9f5;font-size:1.4rem}.section{padding:clamp(4.5rem,8vw,8rem) clamp(1.2rem,7vw,7rem)}.section-inner{max-width:1180px;margin:auto}.section-head{display:grid;grid-template-columns:.8fr 1.2fr;gap:4rem;align-items:end;margin-bottom:3rem}.section h2{font-size:clamp(2.15rem,4.2vw,4rem);line-height:1.04;letter-spacing:-.045em;margin:.5rem 0}.section-head p,.lead{font-size:1.12rem;color:var(--muted);max-width:680px}.services{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--line)}.service{padding:2.2rem 2rem 2.2rem 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:54px 1fr;gap:1rem}.service:nth-child(odd){border-right:1px solid var(--line)}.service:nth-child(even){padding-left:2rem}.num{font-size:.8rem;font-weight:850;color:var(--blue);letter-spacing:.1em}.service h3{font-size:1.45rem;margin:0 0 .5rem}.service p{color:var(--muted);margin:0}.contrast{background:var(--light)}.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2.5rem,7vw,7rem);align-items:center}.statement{background:var(--blue);color:#fff;padding:clamp(2.5rem,5vw,5rem);box-shadow:var(--shadow)}.statement h2{margin-top:0}.statement p{color:#dfeffc}.facts{display:grid;gap:1rem}.fact{padding:1.5rem;border-left:3px solid var(--blue);background:#fff;box-shadow:0 6px 24px rgba(20,40,60,.06)}.fact b{display:block;font-size:1.1rem}.fact span{color:var(--muted)}.page-hero{background:var(--ink);color:#fff;padding:clamp(5rem,10vw,9rem) clamp(1.2rem,7vw,7rem)}.page-hero .inner{max-width:1180px;margin:auto}.page-hero h1{font-size:clamp(3rem,6vw,5.4rem);margin-bottom:1rem}.page-hero p{font-size:1.2rem;color:#c7d2da;max-width:720px}.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.work-card{min-height:310px;padding:2rem;display:flex;flex-direction:column;justify-content:flex-end;background:linear-gradient(145deg,#1d2d39,#0e6cab);color:#fff;position:relative;overflow:hidden}.work-card:before{content:attr(data-n);position:absolute;top:-2rem;right:1rem;font-size:9rem;font-weight:900;opacity:.08}.work-card:nth-child(2){background:linear-gradient(145deg,#426071,#183647)}.work-card:nth-child(3){background:linear-gradient(145deg,#1374b9,#063b66)}.work-card:nth-child(4){background:linear-gradient(145deg,#23404d,#0d212b)}.work-card:nth-child(5){background:linear-gradient(145deg,#126299,#072e4b)}.work-card:nth-child(6){background:linear-gradient(145deg,#536b78,#233944)}.work-card h3{font-size:1.45rem;margin:0 0 .4rem}.work-card p{margin:0;color:#dce9f0}.process{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}.process div{background:#fff;padding:2rem}.process div:before{counter-increment:step;content:"0" counter(step);display:block;color:var(--blue);font-weight:900;margin-bottom:1rem}.process h3{margin:.2rem 0}.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:1.2rem}.contact-card{padding:2rem;background:var(--light)}.contact-card.primary{background:var(--blue);color:#fff}.contact-card h2,.contact-card h3{margin-top:0}.contact-card a{display:block;text-decoration:none;font-size:clamp(1.35rem,3vw,2rem);font-weight:850;margin:.7rem 0}.contact-card address{font-style:normal;font-size:1.1rem}.contact-card .label{font-size:.75rem;text-transform:uppercase;letter-spacing:.13em;font-weight:800;opacity:.72}.cta{background:var(--ink);color:#fff;text-align:center}.cta h2{max-width:850px;margin:.5rem auto 1.2rem}.cta p{margin:0 auto;color:#cad4db}.cta .actions{justify-content:center}footer{background:#09141c;color:#d4dde3;padding:4rem clamp(1.2rem,7vw,7rem) 1.5rem}.footer-grid{max-width:1180px;margin:auto;display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:2rem}.footer-brand{font-size:1.4rem;font-weight:900;letter-spacing:.14em;color:#fff}.footer-grid h3{font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;color:#fff}.footer-grid a{display:block;text-decoration:none;margin:.4rem 0}.footer-grid p{margin:.5rem 0}.footer-bottom{max-width:1180px;margin:3rem auto 0;padding-top:1.2rem;border-top:1px solid #293640;display:flex;justify-content:space-between;font-size:.85rem;color:#93a1aa}@media(max-width:980px){.header-phone{display:none}.site-header nav{gap:1rem}.section-head{grid-template-columns:1fr;gap:.8rem}.work-grid{grid-template-columns:repeat(2,1fr)}.process{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.site-header{height:72px;padding:0 1.1rem}.menu{display:block;margin-left:auto}.site-header nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;padding:1rem 1.2rem;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.site-header nav.open{display:flex}.site-header nav a{padding:.75rem}.brand small{display:none}.hero{min-height:calc(100vh - 72px);background-position:62% center}.hero:before{background:linear-gradient(90deg,rgba(6,18,29,.9),rgba(6,24,39,.55))}.trustbar{grid-template-columns:1fr;align-items:start}.trustbar div{justify-content:flex-start}.services,.split,.contact-grid{grid-template-columns:1fr}.service:nth-child(odd){border-right:0}.service:nth-child(even){padding-left:0}.work-grid{grid-template-columns:1fr}.work-card{min-height:240px}.process{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:.4rem}}

.header-phones{display:flex;gap:.55rem;align-items:center}.header-phones .header-phone{font-size:.84rem;padding:.68rem .78rem}.header-phones .secondary{background:#173646}
.footer-bottom a{text-decoration:none}
@media(max-width:1120px){.site-header{gap:1rem}.site-header nav{gap:1rem}.header-phones .header-phone{font-size:.76rem;padding:.6rem}}
@media(max-width:980px){.header-phones{display:none}}

/* Flyer content and imagery integration */
.brand{min-width:210px}.brand-logo{display:block;width:205px;height:auto}.hero{background-image:url('/assets/hero-entrance.webp');background-position:center;background-size:cover}.hero:before{background:linear-gradient(90deg,rgba(5,20,30,.88) 0%,rgba(6,24,39,.67) 42%,rgba(6,20,34,.12) 73%)}.hero h1{max-width:980px}.home-services{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.home-service,.service-detail{background:#fff;padding:2rem}.home-service h3,.service-detail h3{font-size:1.25rem;margin:.8rem 0 .35rem}.home-service p,.service-detail p{margin:0;color:var(--muted)}.service-icon{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:#eaf5fc;color:var(--blue)}.service-icon svg{width:25px;height:25px}.section-actions{margin-top:2rem}.project-story{background:#eef6fa}.project-story-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(2.5rem,7vw,7rem);align-items:center}.project-story img{width:100%;height:auto;display:block;box-shadow:var(--shadow)}.project-story h2,.energy-grid h2{font-size:clamp(2.4rem,4.5vw,4.5rem);line-height:1.02;letter-spacing:-.045em;margin:.6rem 0 1.4rem}.project-story p,.energy-grid p{color:var(--muted)}.service-detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.service-detail{display:grid;grid-template-columns:60px 1fr;gap:1rem}.energy-section{background:#f3f6f8}.energy-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(2.5rem,7vw,7rem);align-items:center}.energy-visual img{width:100%;display:block;box-shadow:var(--shadow)}.energy-note{margin-top:1.5rem;padding:1.2rem 1.3rem;border-left:4px solid var(--blue);background:#fff}.reference-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem}.reference-card{background:#fff;border:1px solid var(--line);overflow:hidden}.reference-card:first-child{grid-column:1/-1}.reference-card img{width:100%;height:350px;object-fit:cover;display:block}.reference-card:first-child img{height:470px}.reference-card div{padding:1.35rem 1.5rem 1.6rem}.reference-card h3{font-size:1.35rem;margin:0 0 .35rem}.reference-card p{margin:0;color:var(--muted)}.about-image img{width:100%;height:auto;display:block;box-shadow:var(--shadow)}
@media(max-width:1120px){.brand{min-width:170px}.brand-logo{width:170px}}
@media(max-width:900px){.brand-logo{width:165px}.home-services{grid-template-columns:1fr 1fr}.project-story-grid,.energy-grid,.service-detail-grid,.reference-grid{grid-template-columns:1fr}.reference-card:first-child{grid-column:auto}.reference-card img,.reference-card:first-child img{height:340px}}
@media(max-width:560px){.home-services{grid-template-columns:1fr}.home-service,.service-detail{padding:1.5rem}.reference-card img,.reference-card:first-child img{height:280px}}

.hero h1{font-size:clamp(2.7rem,4.7vw,4.3rem);line-height:1.02;max-width:980px}

/* Expandable reference categories */
.reference-groups{display:grid;gap:1.25rem}.reference-group{border:1px solid var(--line);background:#fff;overflow:hidden}.reference-group summary{list-style:none;display:grid;grid-template-columns:180px 1fr auto;align-items:center;gap:1.5rem;cursor:pointer;padding:0 1.5rem 0 0;min-height:135px}.reference-group summary::-webkit-details-marker{display:none}.reference-group summary img{width:180px;height:135px;object-fit:cover}.reference-group summary strong{display:block;font-size:1.45rem}.reference-group summary small{display:block;color:var(--muted);font-size:1rem;margin-top:.25rem}.reference-plus{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:#eaf5fc;color:var(--blue);font-size:1.8rem;transition:.2s}.reference-group[open] .reference-plus{transform:rotate(45deg)}.reference-gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem;padding:1.25rem;border-top:1px solid var(--line)}.reference-gallery .reference-card:first-child{grid-column:auto}.reference-gallery .reference-card img,.reference-gallery .reference-card:first-child img{height:340px}.contact-email{font-size:clamp(1.05rem,2vw,1.45rem)!important;overflow-wrap:anywhere}
.reference-symbol{width:180px;height:135px;display:grid;place-items:center;background:linear-gradient(145deg,#eaf5fc,#d5eaf6)}.reference-symbol .service-icon{width:64px;height:64px;background:#fff}.reference-symbol .service-icon svg{width:32px;height:32px}.reference-empty{padding:2rem;border-top:1px solid var(--line);background:var(--light);text-align:center}.reference-empty strong{font-size:1.15rem}.reference-empty p{margin:.35rem 0 0;color:var(--muted)}
@media(max-width:700px){.reference-group summary{grid-template-columns:105px 1fr auto;gap:1rem;min-height:90px;padding-right:1rem}.reference-group summary img{width:105px;height:90px}.reference-group summary strong{font-size:1.1rem}.reference-group summary small{font-size:.85rem}.reference-plus{width:34px;height:34px}.reference-gallery{grid-template-columns:1fr}.reference-gallery .reference-card img,.reference-gallery .reference-card:first-child img{height:280px}}
@media(max-width:700px){.reference-symbol{width:105px;height:90px}.reference-symbol .service-icon{width:48px;height:48px}.reference-symbol .service-icon svg{width:25px;height:25px}}