:root{--color-primary: #0B1F3F;--color-primary-light: #1e3a5f;--color-accent: #c9a227;--color-text: #0B1F3F;--color-text-light: #4a5568;--color-bg: #ffffff;--transition: all .4s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:var(--color-text);line-height:1.6;overflow-x:hidden}header{position:fixed;top:0;left:0;width:100%;z-index:1000;padding:20px 0;background:transparent;transition:var(--transition)}header.scrolled{background:#0b1f3ffa;box-shadow:0 2px 20px #0003;padding:15px 0}.container{max-width:1200px;margin:0 auto;padding:0 20px}nav{display:flex;justify-content:space-between;align-items:center}.logo-img{height:45px;width:auto;transition:var(--transition)}.nav-links{display:flex;list-style:none;gap:35px;align-items:center}.nav-links a{color:#fff;font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;transition:var(--transition);text-decoration:none}.nav-links a:hover{opacity:.8}.btn-cta{background:var(--color-accent);color:#fff;padding:14px 28px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;border:none;cursor:pointer;transition:var(--transition);text-decoration:none;display:inline-block}.btn-cta:hover{background:#a88320;transform:translateY(-2px)}.hero{height:100vh;min-height:700px;display:flex;align-items:center;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:url(https://images.unsplash.com/photo-1600585154340-be6161a56a0c?auto=format&fit=crop&w=1600&q=80);background-size:cover;background-position:center;animation:heroBackgroundSlideshow 24s infinite;transform:scale(1.03)}.hero:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(#0b1f3fad,#0b1f3fcc)}.hero .container{position:relative;z-index:1}@keyframes 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32px;font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:1px;border:none;cursor:pointer;transition:var(--transition);text-decoration:none;display:inline-block}.btn-primary:hover{background:var(--color-primary-light)}.btn-secondary{background:transparent;color:#fff;padding:16px 32px;font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:1px;border:2px solid white;cursor:pointer;transition:var(--transition);text-decoration:none;display:inline-block}.btn-secondary:hover{background:#fff;color:var(--color-primary)}.stats-banner{background:var(--color-primary);color:#fff;padding:80px 0;text-align:center}.stats-banner h2{font-size:16px;text-transform:uppercase;letter-spacing:3px;margin-bottom:15px;color:#fffc;font-weight:400}.stats-banner .number{font-size:56px;font-weight:700;color:#fff;line-height:1}.stats-banner .unit{font-size:24px;font-weight:400;color:#ffffffe6}section{padding:100px 0}.section-title{font-size:36px;font-weight:600;margin-bottom:60px;color:var(--color-primary);text-align:center;position:relative}.section-title:after{content:"";display:block;width:60px;height:4px;background:var(--color-primary);margin:20px auto 0}.about-section{background:#f8f9fa}.two-columns{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.about-content h2{font-size:36px;margin-bottom:30px;color:var(--color-primary);text-align:left}.about-content h2:after{margin:20px 0 0}.about-content p{font-size:18px;line-height:1.8;color:var(--color-text-light);margin-bottom:20px}.about-carousel{position:relative;height:500px;overflow:hidden;background:#fff;box-shadow:0 20px 40px #0000001a}.about-carousel-track{position:relative;width:100%;height:100%}.about-project-card{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;pointer-events:none;transition:opacity .45s ease}.about-project-card.active{opacity:1;pointer-events:auto}.about-project-image{width:100%;height:100%;background-size:cover;background-position:center}.about-project-overlay{position:absolute;left:0;right:0;bottom:0;padding:22px 24px;background:linear-gradient(to top,#0b1f3ff0,#0b1f3f26);color:#fff}.about-project-type{display:inline-block;margin-bottom:6px;padding:4px 10px;background:#c9a227e6;color:var(--color-primary);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px}.about-project-overlay h3{font-size:24px;margin-bottom:6px;line-height:1.2}.about-project-overlay p{font-size:15px;opacity:.95;max-width:90%}.carousel-control{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border:none;cursor:pointer;background:#0b1f3fd9;color:#fff;font-size:22px;z-index:2;transition:var(--transition)}.carousel-control:hover{background:var(--color-accent);color:var(--color-primary)}.carousel-control.prev{left:12px}.carousel-control.next{right:12px}.carousel-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px;z-index:2}.carousel-dot{width:9px;height:9px;border-radius:50%;border:1px solid rgba(255,255,255,.7);background:#ffffff40;cursor:pointer;transition:var(--transition)}.carousel-dot.active,.services-section{background:#fff}.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}.service-card{background:#f8f9fa;padding:40px 30px;text-align:center;border-top:4px solid var(--color-primary);transition:var(--transition)}.service-card:hover{transform:translateY(-10px);box-shadow:0 20px 40px #0000001a;background:#fff}.service-icon{font-size:40px;margin-bottom:20px;color:var(--color-primary)}.service-card h3{font-size:20px;margin-bottom:15px;color:var(--color-primary)}.service-card p{font-size:15px;color:var(--color-text-light);line-height:1.6;margin-bottom:25px;min-height:70px}.btn-service{display:inline-block;padding:12px 24px;background:var(--color-primary);color:#fff;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:1px;border:none;cursor:pointer;transition:var(--transition);width:100%}.btn-service:hover{background:var(--color-accent)}.projects-section{background:#f8f9fa}.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.project-card{position:relative;overflow:hidden;aspect-ratio:4/3;cursor:pointer;box-shadow:0 4px 6px #0000001a;background:#ddd}.project-image{width:100%;height:100%;background-size:cover;background-position:center;transition:var(--transition)}.project-card:hover 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p{font-size:13px;opacity:.9;text-transform:uppercase;letter-spacing:1px}.project-1{background-image:url(https://images.unsplash.com/photo-1497366216548-37526070297c?auto=format&fit=crop&w=800&q=80)}.project-2{background-image:url(https://images.unsplash.com/photo-1524758631624-e2822e304c36?auto=format&fit=crop&w=800&q=80)}.project-3{background-image:url(https://images.unsplash.com/photo-1497366811353-6870744d04b2?auto=format&fit=crop&w=800&q=80)}.project-4{background-image:url(https://images.unsplash.com/photo-1517502884422-41eaead166d4?auto=format&fit=crop&w=800&q=80)}.project-5{background-image:url(https://images.unsplash.com/photo-1497215842964-222b430dc094?auto=format&fit=crop&w=800&q=80)}.project-6{background-image:url(https://images.unsplash.com/photo-1604328698692-f76ea9498e76?auto=format&fit=crop&w=800&q=80)}.contact-section{background:#fff}.contact-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:60px;max-width:1000px;margin:0 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solid #e2e8f0}.info-item:last-child{border-bottom:none}.info-item strong{display:block;font-size:12px;text-transform:uppercase;letter-spacing:1px;margin-bottom:5px;color:var(--color-primary)}.info-item p{color:var(--color-text-light);font-size:16px}footer{background:var(--color-primary);color:#fff;padding:60px 0 30px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:60px;margin-bottom:40px}.footer-logo-img{height:40px;width:auto;margin-bottom:20px;filter:brightness(0) invert(1)}.footer-col p{opacity:.8;line-height:1.6;font-size:14px}.footer-col h4{color:#fff;font-size:14px;text-transform:uppercase;letter-spacing:2px;margin-bottom:20px}.footer-links{list-style:none}.footer-links li{margin-bottom:10px}.footer-links a{color:#fffc;font-size:14px;transition:var(--transition);text-decoration:none}.footer-links a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:30px;text-align:center;opacity:.6;font-size:13px}@media (max-width: 1024px){.services-grid,.projects-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 968px){.nav-links{display:none}.hero h1{font-size:36px}.two-columns,.contact-grid{grid-template-columns:1fr;gap:40px}.about-carousel{height:420px}.form-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:40px}}@media (max-width: 640px){.services-grid,.projects-grid{grid-template-columns:1fr}}@media (max-width: 480px){.logo-img{height:35px}.btn-cta{padding:12px 20px;font-size:11px}.hero h1{font-size:28px}.hero-buttons{flex-direction:column}.btn-primary,.btn-secondary{width:100%;text-align:center}.about-carousel{height:360px}.about-project-overlay h3{font-size:20px}}