:root{--primary: #042D61;--primary-light: #0A4D99;--secondary: #00A8E8;--accent: #41B6E6;--accent-light: #7FDBFF;--light: #F8FBFF;--dark: #111827;--text: #333;--text-light: #6B7280;--white: #FFFFFF;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-400: #9ca3af;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .05);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .1), 0 1px 2px rgba(0, 0, 0, .06);--shadow: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-md: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, .25);--border-radius-sm: .25rem;--border-radius: .5rem;--border-radius-md: .75rem;--border-radius-lg: 1rem;--border-radius-xl: 1.5rem;--font-sans: "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box;font-family:var(--font-sans)}html{scroll-behavior:smooth}body{background-color:var(--light);color:var(--text);line-height:1.6;overflow-x:hidden;font-size:16px}a{text-decoration:none;color:inherit;transition:var(--transition)}ul{list-style:none}img{max-width:100%;display:block}h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:700;color:var(--primary);margin-bottom:1rem}h1{font-size:3.5rem;letter-spacing:-.025em}h2{font-size:2.5rem;letter-spacing:-.02em}h3{font-size:2rem;letter-spacing:-.015em}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-bottom:1.5rem;font-size:1.05rem;color:var(--text)}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 2rem}.container-lg{width:100%;max-width:1440px;margin:0 auto;padding:0 2rem}.container-sm{width:100%;max-width:1024px;margin:0 auto;padding:0 2rem}.section{padding:120px 0}.section-sm{padding:80px 0}.section-title{text-align:center;margin-bottom:80px;position:relative}.section-title h2{font-size:3rem;color:var(--primary);margin-bottom:1.5rem;position:relative;display:inline-block}.section-title h2:after{content:"";position:absolute;bottom:-15px;left:50%;transform:translate(-50%);width:80px;height:4px;background:linear-gradient(90deg,var(--secondary),var(--accent));border-radius:2px}.section-title p{color:var(--text-light);font-size:1.25rem;max-width:700px;margin:0 auto;line-height:1.7}.section-subtitle{color:var(--secondary);font-weight:600;text-transform:uppercase;letter-spacing:2px;font-size:.95rem;margin-bottom:1rem}header{background-color:var(--white);color:var(--primary);position:fixed;width:100%;top:0;z-index:1000;box-shadow:var(--shadow-sm);transition:var(--transition);height:80px}header.scrolled{box-shadow:var(--shadow-md);height:70px}.header-container{display:flex;justify-content:space-between;align-items:center;height:100%}.logo{display:flex;align-items:center}.logo img{height:45px;margin-right:15px}.logo h1{font-size:1.5rem;font-weight:700;margin:0;color:var(--primary)}nav ul{display:flex;list-style:none;margin:0}nav ul li{margin-left:40px}nav ul li a{color:var(--primary);text-decoration:none;font-weight:600;transition:var(--transition);position:relative;padding-bottom:5px;font-size:1.05rem}nav ul li a:hover,nav ul li a.active{color:var(--secondary)}nav ul li a:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;background-color:var(--secondary);transition:var(--transition)}nav ul li a:hover:after,nav ul li a.active:after{width:100%}.mobile-toggle{display:none;cursor:pointer;font-size:1.5rem;color:var(--primary)}.btn{display:inline-block;padding:15px 32px;background-color:var(--secondary);color:var(--white);border:none;border-radius:var(--border-radius);text-decoration:none;font-weight:600;transition:var(--transition);cursor:pointer;box-shadow:var(--shadow);font-size:1rem;text-align:center;letter-spacing:.5px}.btn:hover{background-color:var(--accent);transform:translateY(-3px);box-shadow:var(--shadow-md)}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-light))}.btn-primary:hover{background:linear-gradient(135deg,var(--primary-light),var(--primary))}.btn-outline{background-color:transparent;border:2px solid var(--secondary);color:var(--secondary)}.btn-outline:hover{background-color:var(--secondary);color:var(--white)}.btn-lg{padding:18px 38px;font-size:1.125rem}.btn-sm{padding:10px 24px;font-size:.875rem}.btn-rounded{border-radius:30px}.btn-icon{display:inline-flex;align-items:center;justify-content:center}.btn-icon i{margin-left:8px}.card{background-color:var(--white);border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);height:100%}.card:hover{transform:translateY(-10px);box-shadow:var(--shadow-lg)}.card-body{padding:2rem}.grid{display:grid;gap:2rem}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.hero{min-height:100vh;display:flex;align-items:center;color:var(--white);margin-top:80px;position:relative;overflow:hidden}.hero-content{position:relative;z-index:2;max-width:700px}.hero h1{font-size:4rem;font-weight:800;margin-bottom:1.5rem;line-height:1.2;letter-spacing:-.03em;color:var(--white)}.hero p{font-size:1.3rem;margin-bottom:2rem;opacity:.9;line-height:1.7;color:var(--white)}.hero-actions{display:flex;gap:1rem;margin-top:2rem}.features{padding:120px 0;background-color:var(--white)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:30px}.feature-card{background-color:var(--white);border-radius:var(--border-radius-lg);padding:3rem 2rem;box-shadow:var(--shadow);transition:var(--transition);text-align:center;border:1px solid var(--gray-100);position:relative;overflow:hidden;height:100%}.feature-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-lg)}.feature-card:before{content:"";position:absolute;bottom:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--secondary),var(--accent-light));transition:var(--transition)}.feature-card:hover:before{height:8px}.feature-icon{font-size:3rem;color:var(--primary);margin-bottom:1.5rem;position:relative;display:inline-block}.feature-icon:after{content:"";position:absolute;width:70px;height:70px;background-color:#00a8e81a;border-radius:50%;z-index:-1;left:50%;top:50%;transform:translate(-50%,-50%)}.feature-card h3{font-size:1.5rem;margin-bottom:1rem;color:var(--primary)}.feature-card p{color:var(--text-light);font-size:1.05rem;line-height:1.7}.about{padding:120px 0;background-color:var(--light);position:relative;overflow:hidden}.about-content{display:grid;grid-template-columns:1fr 1fr;gap:5rem;align-items:center}.about-image{position:relative;border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}.about-image:before{content:"";position:absolute;top:-20px;left:-20px;width:120px;height:120px;border-radius:50%;background-color:#41b6e61a;z-index:-1}.about-image:after{content:"";position:absolute;bottom:-30px;right:-30px;width:150px;height:150px;border-radius:50%;background-color:#00a8e81a;z-index:-1}.about-image img{width:100%;height:auto;display:block;transition:transform .7s ease;border-radius:var(--border-radius-lg)}.about-image:hover img{transform:scale(1.05)}.about-text h2{font-size:3rem;color:var(--primary);margin-bottom:1.5rem;line-height:1.2}.about-text p{margin-bottom:1.5rem;font-size:1.1rem;line-height:1.8}.about-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;margin-top:3rem}.stat-item{text-align:center;padding:2rem 1.5rem;background-color:var(--white);border-radius:var(--border-radius-lg);box-shadow:var(--shadow);transition:var(--transition)}.stat-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}.stat-number{font-size:3rem;font-weight:800;color:var(--primary);margin-bottom:.5rem;line-height:1}.stat-text{font-size:1.1rem;color:var(--text);font-weight:600}.category-nav{display:flex;justify-content:center;margin-bottom:3rem;flex-wrap:wrap}.category-btn{padding:12px 30px;margin:0 10px 10px;background-color:var(--light);color:var(--primary);border:1px solid var(--gray-300);border-radius:30px;font-weight:600;transition:var(--transition);cursor:pointer;font-size:1rem}.category-btn.active,.category-btn:hover{background-color:var(--primary);color:var(--white);border-color:var(--primary);box-shadow:var(--shadow)}.products{padding:120px 0;background-color:var(--white)}.product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem}.product-card{background-color:var(--white);border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);border:1px solid var(--gray-100);height:100%;display:flex;flex-direction:column}.product-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-lg)}.product-image{height:280px;overflow:hidden;position:relative}.product-image img{width:100%;height:100%;object-fit:cover;transition:transform .7s ease}.product-card:hover .product-image img{transform:scale(1.05)}.product-category{position:absolute;top:20px;right:20px;background-color:var(--primary);color:var(--white);padding:8px 20px;border-radius:30px;font-size:.875rem;font-weight:600;z-index:1;box-shadow:var(--shadow)}.product-content{padding:2rem;flex:1;display:flex;flex-direction:column}.product-content h3{font-size:1.5rem;margin-bottom:1rem;color:var(--primary)}.product-content p{margin-bottom:1.5rem;color:var(--text-light);flex:1}.contact{padding:120px 0;background-color:var(--white);position:relative}.contact-container{display:grid;grid-template-columns:1fr 1fr;gap:4rem}.contact-info h3{font-size:2.2rem;color:var(--primary);margin-bottom:2rem}.contact-details{margin-bottom:3rem}.contact-item{display:flex;align-items:flex-start;margin-bottom:2rem}.contact-icon{font-size:1.8rem;color:var(--secondary);margin-right:1.5rem;margin-top:.3rem}.contact-text h4{font-size:1.3rem;margin-bottom:.5rem;color:var(--primary)}.contact-text p{color:var(--text-light);line-height:1.7}.contact-socials{display:flex;gap:1rem}.social-icon{display:flex;align-items:center;justify-content:center;width:50px;height:50px;background-color:var(--primary);color:var(--white);border-radius:50%;transition:var(--transition);font-size:1.3rem;box-shadow:var(--shadow)}.social-icon:hover{background-color:var(--secondary);transform:translateY(-5px);box-shadow:var(--shadow-md)}.contact-form{background-color:var(--light);padding:3rem 2.5rem;border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg)}.contact-form h3{font-size:2.2rem;color:var(--primary);margin-bottom:2rem}.form-group{margin-bottom:1.5rem}.form-control{width:100%;padding:1rem 1.2rem;border:1px solid var(--gray-300);border-radius:var(--border-radius);background-color:var(--white);font-size:1rem;transition:var(--transition)}.form-control:focus{border-color:var(--secondary);outline:none;box-shadow:0 0 0 3px #00a8e81a}textarea.form-control{min-height:160px;resize:vertical}footer{background-color:var(--primary);color:var(--white);padding:6rem 0 2rem;position:relative}.footer-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:3rem;margin-bottom:3rem}.footer-col h3{font-size:1.3rem;margin-bottom:1.5rem;position:relative;padding-bottom:1rem;color:var(--white)}.footer-col h3:after{content:"";position:absolute;bottom:0;left:0;width:50px;height:2px;background-color:var(--secondary)}.footer-nav li{margin-bottom:1rem;list-style:none}.footer-nav a{color:#fffc;text-decoration:none;transition:var(--transition);font-size:1rem}.footer-nav a:hover{color:var(--accent);padding-left:5px}.footer-contact li{margin-bottom:1.2rem;list-style:none;display:flex;align-items:flex-start}.footer-contact-icon{margin-right:1rem;color:var(--secondary);font-size:1.1rem;margin-top:.3rem}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:2rem;text-align:center;font-size:.95rem;color:#fff}.timeline{position:relative;max-width:1200px;margin:0 auto;padding:3rem 0}.timeline:before{content:"";position:absolute;top:0;bottom:0;left:50%;width:3px;background:linear-gradient(to bottom,transparent,var(--secondary),transparent);transform:translate(-50%)}.timeline-item{position:relative;margin-bottom:4rem}.timeline-item:nth-child(2n){margin-left:50%;padding-left:3rem}.timeline-item:nth-child(odd){margin-right:50%;padding-right:3rem;text-align:right}.timeline-dot{position:absolute;top:0;width:25px;height:25px;background-color:var(--secondary);border-radius:50%;box-shadow:var(--shadow)}.timeline-item:nth-child(2n) .timeline-dot{left:-12px}.timeline-item:nth-child(odd) .timeline-dot{right:-12px}.timeline-date{display:inline-block;padding:.5rem 1.5rem;background:linear-gradient(135deg,var(--secondary),var(--accent));color:var(--white);border-radius:30px;font-weight:600;margin-bottom:1rem;box-shadow:var(--shadow)}.timeline-content{background-color:var(--white);padding:2rem;border-radius:var(--border-radius-lg);box-shadow:var(--shadow);transition:var(--transition)}.timeline-content:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}.timeline-content h3{font-size:1.5rem;margin-bottom:1rem;color:var(--primary)}.team-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:2rem}.team-member{background-color:var(--white);border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);text-align:center}.team-member:hover{transform:translateY(-10px);box-shadow:var(--shadow-lg)}.team-photo{height:320px;overflow:hidden}.team-photo img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}.team-member:hover .team-photo img{transform:scale(1.05)}.team-info{padding:2rem}.team-info h3{font-size:1.5rem;margin-bottom:.5rem;color:var(--primary)}.team-info h4{font-size:1rem;color:var(--secondary);margin-bottom:1rem;font-weight:600}.team-info p{color:var(--text-light);margin-bottom:1.5rem}.team-social{display:flex;justify-content:center;gap:1rem}.team-social a{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background-color:var(--light);color:var(--primary);border-radius:50%;transition:var(--transition)}.team-social a:hover{background-color:var(--primary);color:var(--white)}.awards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem}.award-item{background-color:var(--white);border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition)}.award-item:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.award-image{height:200px;overflow:hidden}.award-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}.award-item:hover .award-image img{transform:scale(1.05)}.award-content{padding:1.5rem}.award-content h3{font-size:1.3rem;margin-bottom:.5rem;color:var(--primary)}.award-date{color:var(--secondary);font-weight:600;margin-bottom:1rem;display:block}.award-content p{color:var(--text-light)}.map-container{height:450px;border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);margin-bottom:3rem}.map-container iframe{width:100%;height:100%;border:none}.locations-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem;margin-top:3rem}.location-card{background-color:var(--white);border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition)}.location-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.location-image{height:180px;overflow:hidden}.location-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}.location-card:hover .location-image img{transform:scale(1.05)}.location-content{padding:1.5rem}.location-content h3{font-size:1.3rem;margin-bottom:1rem;color:var(--primary)}.location-info{margin-bottom:1rem}.location-item{display:flex;align-items:flex-start;margin-bottom:.8rem}.location-icon{color:var(--secondary);margin-right:.8rem;margin-top:.3rem}.industry-government{background:linear-gradient(135deg,#8c4799,#ab5aba)}.industry-smartcity{background:linear-gradient(135deg,#39a935,#4dc94a)}.industry-medical{background:linear-gradient(135deg,#2e96d3,#54b7f5)}@media (max-width: 1200px){h1{font-size:3rem}h2{font-size:2.25rem}.section-title h2{font-size:2.5rem}.hero h1{font-size:3.5rem}.about-content{gap:3rem}}@media (max-width: 992px){.about-content,.contact-container{grid-template-columns:1fr}.section,.features,.about,.products,.contact{padding:90px 0}.hero h1{font-size:3rem}.grid-2,.grid-3,.grid-4,.about-stats{grid-template-columns:repeat(2,1fr)}.about-image{margin-bottom:2rem}.about-text h2{font-size:2.5rem}.timeline:before{left:30px}.timeline-item:nth-child(2n),.timeline-item:nth-child(odd){margin-left:0;margin-right:0;padding-left:60px;padding-right:0;text-align:left}.timeline-item:nth-child(2n) .timeline-dot,.timeline-item:nth-child(odd) .timeline-dot{left:17px;right:auto}}@media (max-width: 768px){.mobile-toggle{display:block}nav{position:fixed;top:70px;right:-100%;width:300px;height:calc(100vh - 70px);background-color:var(--white);padding:2rem;box-shadow:var(--shadow-lg);transition:var(--transition);overflow-y:auto;z-index:1000}nav.active{right:0}nav ul{flex-direction:column}nav ul li{margin:0 0 1.2rem}.section,.features,.about,.products,.contact{padding:70px 0}.section-title{margin-bottom:50px}.hero{min-height:90vh}.hero h1{font-size:2.5rem}.hero p{font-size:1.1rem}.section-title h2{font-size:2rem}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.hero-actions{flex-wrap:wrap}.hero-actions .btn{margin-bottom:1rem}.category-nav{flex-wrap:wrap}}@media (max-width: 576px){.container,.container-lg,.container-sm{padding:0 1.5rem}.hero{min-height:80vh}h1{font-size:2.5rem}h2{font-size:2rem}.hero h1{font-size:2.2rem}.section-title h2{font-size:1.8rem}.section-title p{font-size:1.1rem}.feature-card,.product-card,.case-card{padding:1.5rem}.contact-form{padding:2rem 1.5rem}.btn{padding:12px 25px}.about-text h2{font-size:2rem}.about-stats{grid-template-columns:1fr}}