:root{--gs-green: #1a3c2e;--gs-green-light: #2d5a44;--gs-green-accent: #4a8b6f;--gs-cream: #f5f3ee;--gs-stone: #e8e4dc;--gs-sand: #efe9dd;--gs-charcoal: #1c1c1c;--gs-text: #2a2a2a;--gs-text-light: #6b6b6b;--gs-white: #ffffff;--gs-border: #d4cfc4;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--max-width: 1280px;--section-padding: 6rem 0;--content-padding: 2rem}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-sans);color:var(--gs-text);background:var(--gs-white);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}.container{max-width:var(--max-width);margin:0 auto;padding:0 var(--content-padding)}.section{padding:var(--section-padding)}.eyebrow{font-size:.75rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--gs-green-accent);margin-bottom:1rem;display:block}h1,h2,h3{line-height:1.2;font-weight:600;color:var(--gs-charcoal)}h1{font-size:clamp(2.5rem,5vw,4rem);font-weight:700;letter-spacing:-.02em}h2{font-size:clamp(2rem,4vw,3rem);letter-spacing:-.01em}h3{font-size:1.5rem;font-weight:600}p{font-size:1.0625rem;line-height:1.7;color:var(--gs-text)}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.875rem 2rem;font-size:.9375rem;font-weight:600;letter-spacing:.02em;border-radius:2px;transition:all .25s ease}.btn-primary{background:var(--gs-green);color:var(--gs-white)}.btn-primary:hover{background:var(--gs-green-light);transform:translateY(-1px)}.btn-light{background:var(--gs-white);color:var(--gs-green)}.btn-light:hover{background:var(--gs-cream)}.btn-outline{border:1.5px solid currentColor;color:inherit}.btn-outline:hover{background:var(--gs-green);color:var(--gs-white);border-color:var(--gs-green)}.header{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .3s ease,box-shadow .3s ease}.header.scrolled{background:#fffffff7;box-shadow:0 1px 0 0 var(--gs-border)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}.header-logo{display:flex;align-items:center;flex-shrink:0}.header-logo img{width:200px;height:auto;display:block;transition:filter .3s ease}.header.scrolled .header-logo img{filter:none}.header-nav{display:flex;align-items:center;gap:2.5rem}.header-nav a{font-size:.9375rem;font-weight:500;color:var(--gs-white);transition:color .3s ease,opacity .2s ease;opacity:.9}.header.scrolled .header-nav a{color:var(--gs-text)}.header-nav a:hover{opacity:1}.header-cta{padding:.625rem 1.5rem;font-size:.875rem;font-weight:600;background:var(--gs-green);color:var(--gs-white)!important;border-radius:2px;transition:background .25s ease,transform .25s ease;box-shadow:0 0 0 1px #4a8b6f4d}.header-cta:hover{background:var(--gs-green-light);transform:translateY(-1px)}.header.scrolled .header-cta{background:var(--gs-green)}.menu-toggle{display:none;flex-direction:column;gap:5px;padding:8px}.menu-toggle span{width:24px;height:2px;background:var(--gs-white);transition:all .3s ease}.header.scrolled .menu-toggle span{background:var(--gs-charcoal)}.mobile-nav-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:99}.mobile-nav-overlay.open{opacity:1;visibility:visible}.mobile-nav{position:fixed;top:0;right:0;width:min(320px,82vw);height:100vh;background:var(--gs-white);display:flex;flex-direction:column;gap:0;padding:96px 0 2rem;transform:translate(100%);transition:transform .32s cubic-bezier(.4,0,.2,1);z-index:101;box-shadow:-8px 0 30px -12px #00000040;overflow-y:auto}.mobile-nav.open{transform:translate(0)}.mobile-nav a{padding:1.1rem 1.75rem;font-size:1.0625rem;font-weight:500;color:var(--gs-text);border-bottom:1px solid var(--gs-border);transition:background .2s ease,color .2s ease}.mobile-nav a:hover,.mobile-nav a:active{background:var(--gs-cream);color:var(--gs-green)}.mobile-nav-cta{margin:1.5rem 1.75rem 0;padding:.875rem 1.5rem!important;background:var(--gs-green);color:var(--gs-white)!important;text-align:center;border-radius:2px;border-bottom:none!important;font-weight:600}.mobile-nav-cta:hover,.mobile-nav-cta:active{background:var(--gs-green-light);color:var(--gs-white)!important}.menu-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}.menu-toggle.active span:nth-child(2){opacity:0}.menu-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.header.menu-open{background:#fffffff7;box-shadow:0 1px 0 0 var(--gs-border)}.header.menu-open .menu-toggle span{background:var(--gs-charcoal)}.header.menu-open .header-logo img{filter:none}@media(min-width:969px){.mobile-nav,.mobile-nav-overlay{display:none}}.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden}.hero-bg{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0}.hero-bg img{width:100%;height:100%;object-fit:cover}.hero-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,#1a3c2ed9,#1a3c2e80);z-index:1}.hero-content{position:relative;z-index:2;max-width:640px;padding-top:72px}.hero .eyebrow{color:var(--gs-green-accent);opacity:0;animation:fadeUp .8s ease .2s forwards}.hero h1{color:var(--gs-white);margin-bottom:1.5rem;opacity:0;animation:fadeUp .8s ease .4s forwards}.hero-subtitle{font-size:1.25rem;line-height:1.6;color:#ffffffe0;margin-bottom:2.5rem;max-width:520px;opacity:0;animation:fadeUp .8s ease .6s forwards}.hero-actions{display:flex;gap:1rem;opacity:0;animation:fadeUp .8s ease .8s forwards}.hero-scroll{position:absolute;bottom:2.5rem;left:50%;transform:translate(-50%);z-index:2;display:flex;flex-direction:column;align-items:center;gap:.5rem;color:#fff9;font-size:.75rem;letter-spacing:.15em;text-transform:uppercase;opacity:0;animation:fadeIn 1s ease 1.2s forwards}.hero-scroll-line{width:1px;height:40px;background:#ffffff4d;animation:scrollLine 2s ease-in-out infinite}@keyframes fadeUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scrollLine{0%,to{transform:scaleY(.3);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}}.intro{background:var(--gs-cream);text-align:center}.intro-inner{max-width:760px;margin:0 auto}.intro .eyebrow{text-align:center}.intro h2{margin-bottom:1.75rem}.intro-text{font-size:1.25rem;line-height:1.7;color:var(--gs-text)}.intro-text strong{color:var(--gs-green);font-weight:600}.services{background:var(--gs-white)}.services-header{text-align:center;margin-bottom:5rem}.services-header h2{margin-bottom:1rem}.services-header p{font-size:1.125rem;color:var(--gs-text-light);max-width:540px;margin:0 auto}.service-band{padding:5.5rem 0}.service-band:first-of-type{padding-top:0}.service-band.cream{background:var(--gs-cream)}.service-band.dark{background:var(--gs-green);color:var(--gs-white)}.service-band.dark h3,.service-band.dark .eyebrow{color:var(--gs-white)}.service-band.dark .eyebrow{opacity:.7}.service-band.dark p{color:#ffffffd1}.service-band.dark .service-link{color:var(--gs-white)}.service-band.dark .service-link:hover{color:var(--gs-green-accent)}.service-band.dark .service-number{color:#ffffff80}.service-row{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:4.5rem}.service-row.reverse .service-image{order:2}.service-image{position:relative;overflow:hidden;border-radius:2px;aspect-ratio:4 / 3;box-shadow:0 8px 28px -12px #0000002e}.service-image img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}.service-row:hover .service-image img{transform:scale(1.03)}.service-content{padding:1.5rem 0}.service-number{font-size:.75rem;font-weight:600;letter-spacing:.15em;color:var(--gs-text-light);margin-bottom:.75rem;display:block}.service-content .eyebrow{margin-bottom:.75rem}.service-content h3{font-size:2rem;font-weight:600;margin-bottom:1rem;color:var(--gs-charcoal)}.service-content p{font-size:1.0625rem;line-height:1.75;color:var(--gs-text);margin-bottom:1.75rem;max-width:480px}.service-link{display:inline-flex;align-items:center;gap:.5rem;font-size:.9375rem;font-weight:600;color:var(--gs-green);transition:gap .25s ease}.service-link:hover{gap:.875rem;color:var(--gs-green-accent)}.sectors{background:var(--gs-stone)}.sectors-header{text-align:center;margin-bottom:4rem}.sectors-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.75rem}.sector-card{background:var(--gs-white);padding:2.75rem 2rem;border-radius:2px;transition:transform .25s ease,box-shadow .25s ease}.sector-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px -8px #0000001f}.sector-card h3{font-size:1.25rem;margin-bottom:.75rem;color:var(--gs-green)}.sector-card p{font-size:.9375rem;line-height:1.6;color:var(--gs-text-light)}.projects{background:var(--gs-white)}.projects-header{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:4rem}.projects-header h2{margin-bottom:.5rem}.projects-header p{color:var(--gs-text-light);max-width:400px}.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.project-card{cursor:pointer}.project-image{overflow:hidden;border-radius:2px;aspect-ratio:4 / 3;margin-bottom:1.5rem}.project-image img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}.project-card:hover .project-image img{transform:scale(1.04)}.project-sector{font-size:.75rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--gs-green-accent);margin-bottom:.5rem;display:block}.project-card h3{font-size:1.25rem;margin-bottom:.5rem}.project-card p{font-size:.9375rem;color:var(--gs-text-light)}.why{background:var(--gs-green);color:var(--gs-white)}.why .eyebrow{color:var(--gs-green-accent)}.why h2{color:var(--gs-white);margin-bottom:3.5rem}.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2.5rem 3rem}.why-item{border-top:1px solid rgba(255,255,255,.18);padding-top:1.75rem}.why-title{font-size:1.125rem;font-weight:600;color:var(--gs-white);margin-bottom:.75rem;letter-spacing:-.01em}.why-text{font-size:.9375rem;line-height:1.65;color:#ffffffc7}.cta{background:var(--gs-cream);text-align:center}.cta-inner{max-width:640px;margin:0 auto}.cta h2{margin-bottom:1.25rem}.cta p{font-size:1.125rem;color:var(--gs-text-light);margin-bottom:2.5rem}.cta-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.cta-contact{margin-top:3rem;display:flex;gap:3rem;justify-content:center;flex-wrap:wrap}.cta-contact-item{text-align:center}.cta-contact-label{font-size:.75rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--gs-text-light);margin-bottom:.5rem}.cta-contact-value{font-size:1.125rem;font-weight:600;color:var(--gs-green)}.footer{background:var(--gs-charcoal);color:#fff9;padding:4rem 0 2rem}.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:3rem}.footer-brand{display:flex;align-items:center;margin-bottom:1.5rem}.footer-brand img{width:180px;height:auto;opacity:.9}.footer-brand-text{display:none}.footer-desc{font-size:.9375rem;line-height:1.6;max-width:320px}.footer-col h4{font-size:.75rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--gs-white);margin-bottom:1.25rem}.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:.75rem}.footer-col a{font-size:.9375rem;transition:color .2s ease}.footer-col a:hover{color:var(--gs-white)}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:2rem;display:flex;justify-content:space-between;align-items:center;font-size:.8125rem}.footer-bottom a:hover{color:var(--gs-white)}@media(max-width:968px){:root{--section-padding: 4rem 0}.header-nav{display:none}.menu-toggle{display:flex}.header-logo img{width:160px}.hero h1{font-size:2.25rem}.hero-subtitle{font-size:1.0625rem}.service-band{padding:3.5rem 0}.service-band:first-of-type{padding-top:0}.service-row{grid-template-columns:1fr;gap:2rem}.service-row.reverse .service-image{order:0}.service-content h3{font-size:1.5rem}.sectors-grid{grid-template-columns:1fr;gap:1.5rem}.projects-grid{grid-template-columns:1fr;gap:2.5rem}.projects-header{flex-direction:column;gap:1rem;align-items:flex-start}.why-grid{grid-template-columns:repeat(2,1fr);gap:2rem}.footer-top{grid-template-columns:1fr 1fr;gap:2.5rem}.footer-brand-col{grid-column:1 / -1}}@media(max-width:600px){:root{--content-padding: 1.25rem;--section-padding: 3.5rem 0}.why-grid,.footer-top{grid-template-columns:1fr}.cta-contact{flex-direction:column;gap:1.5rem}.hero-actions{flex-direction:column}.hero-actions .btn{justify-content:center}}