*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #1e3a5f;--secondary-color: #2c5f7f;--accent-color: #4a90b8;--light-gray: #f8f9fa;--medium-gray: #6c757d;--dark-gray: #343a40;--white: #ffffff;--text-primary: #212529;--text-secondary: #6c757d}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:var(--text-primary);overflow-x:hidden}.header{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:var(--white);padding:1rem 0;position:fixed;width:100%;top:0;z-index:1000;box-shadow:0 2px 10px #0000001a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .3s ease}.header.scrolled{background:linear-gradient(135deg,#1e3a5ff2,#2c5f7ff2)}.nav-container{max-width:1200px;margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;align-items:center}.logo-section{display:flex;align-items:center;gap:1rem}.logo{height:40px;width:auto}.company-name{font-size:1.5rem;font-weight:700;letter-spacing:-.5px}.nav-links{display:flex;list-style:none;gap:2rem}.nav-links a{color:var(--white);text-decoration:none;font-weight:500;transition:all .3s ease;position:relative}.nav-links a:hover{color:var(--accent-color);transform:translateY(-2px)}.nav-links a:after{content:"";position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--accent-color);transition:width .3s ease}.nav-links a:hover:after{width:100%}.mobile-menu-toggle{display:none;background:none;border:none;color:var(--white);font-size:1.5rem;cursor:pointer}.hero{background:linear-gradient(to bottom,#1e3a5fcc,#1e3a5f99 30%,#1e3a5f4d 70%,#1e3a5f00),url(/images/tower-cab-hero-bg.jpg);background-size:cover;background-repeat:no-repeat;background-position:center -75px;background-attachment:fixed;color:var(--white);padding:120px 0 80px;text-align:center;position:relative;overflow:hidden;height:800px}.hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:#0000001a;z-index:1}.hero-content{margin:75px auto 0;max-width:800px;padding:0 2rem;z-index:2}.hero h1{font-size:clamp(2.5rem,5vw,4rem);font-weight:700;margin-bottom:1rem;line-height:1.2}.tagline{font-size:clamp(1.2rem,2.5vw,1.5rem);margin-bottom:2rem;opacity:.9;font-weight:300}.cta-button{display:inline-block;background:var(--white);color:var(--primary-color);padding:15px 30px;text-decoration:none;border-radius:50px;font-weight:600;transition:all .3s ease;box-shadow:0 4px 15px #0003}.cta-button:hover{transform:translateY(-3px);box-shadow:0 8px 25px #0000004d;background:var(--light-gray)}.products{padding:80px 0}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.section-title{text-align:center;font-size:2.5rem;font-weight:700;color:var(--primary-color);margin-bottom:3rem;position:relative}.section-title:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:60px;height:3px;background:var(--accent-color)}.products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem;margin-top:4rem}.product-card{background:var(--white);border-radius:15px;padding:2rem;box-shadow:0 10px 30px #0000001a;transition:all .3s ease;position:relative;overflow:hidden}.product-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary-color),var(--accent-color))}.product-card:hover{transform:translateY(-10px);box-shadow:0 20px 40px #00000026}.product-icon{width:60px;border-radius:10px;margin-bottom:1.5rem}.product-card h3{font-size:1.5rem;font-weight:700;color:var(--primary-color);margin-bottom:1rem}.product-card p{color:var(--text-secondary);line-height:1.7;margin-bottom:1.5rem}.product-features{list-style:none;margin-bottom:1.5rem}.product-features li{color:var(--text-secondary);position:relative;padding:.3rem 0 .3rem 1.5rem}.product-features li:before{content:"✓";position:absolute;left:0;color:var(--accent-color);font-weight:700}.learn-more{color:var(--accent-color);text-decoration:none;font-weight:600;display:inline-flex;align-items:center;gap:.5rem;transition:all .3s ease}.learn-more:hover{color:var(--primary-color);transform:translate(5px)}.product-detail{padding:100px 0;background:var(--white);border-bottom:1px solid #e9ecef}.product-detail.alternate{background:var(--light-gray)}.product-detail-header{display:flex;align-items:center;gap:2rem;margin-bottom:3rem;padding-bottom:2rem;border-bottom:3px solid var(--accent-color)}.product-detail-logo{width:80px;height:80px;object-fit:contain}.product-detail-title h2{font-size:2.5rem;color:var(--primary-color);margin-bottom:.5rem;font-weight:700}.product-subtitle{font-size:1.2rem;color:var(--text-secondary);font-weight:400;margin:0}.product-tabs{display:flex;justify-content:center;gap:0;background:var(--white);border-radius:50px;padding:8px;box-shadow:0 4px 20px #0000001a;max-width:500px;margin-left:auto;margin-right:auto;margin-bottom:3rem}.product-detail.alternate .product-tabs{background:var(--light-gray);box-shadow:inset 0 2px 10px #0000000d}.tab-button{flex:1;padding:12px 24px;border:none;background:transparent;color:var(--text-secondary);font-weight:500;cursor:pointer;transition:all .3s ease;border-radius:25px;font-size:1rem}.tab-button:hover{color:var(--primary-color);background:#1e3a5f0d}.tab-button.active{background:var(--primary-color);color:var(--white);transform:translateY(-2px);box-shadow:0 4px 15px #1e3a5f4d}.product-detail-content{min-height:400px}.tab-content{animation:fadeInUp .5s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.content-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:4rem;align-items:start}.content-text h3{font-size:2rem;color:var(--primary-color);margin-bottom:1.5rem;font-weight:700}.content-text p{font-size:1.1rem;line-height:1.8;color:var(--text-secondary);margin-bottom:1.5rem}.key-benefits{background:var(--light-gray);padding:2rem;border-radius:15px;margin-top:2rem}.product-detail.alternate .key-benefits{background:var(--white);box-shadow:0 4px 15px #0000000d}.key-benefits h4{color:var(--primary-color);font-size:1.3rem;margin-bottom:1rem;font-weight:600}.key-benefits ul{list-style:none;padding:0}.key-benefits li{color:var(--text-secondary);position:relative;padding:.5rem 0 .5rem 2rem}.key-benefits li:before{content:"▶";position:absolute;left:0;color:var(--accent-color);font-size:.8rem}.content-visual{display:flex;justify-content:center;align-items:flex-start}.detail-screenshot{width:100%;max-width:500px;border-radius:15px;box-shadow:0 15px 40px #00000026;transition:transform .3s ease}.detail-screenshot:hover{transform:scale(1.05)}.placeholder-visual{width:100%;max-width:500px;height:300px;background:linear-gradient(135deg,var(--primary-color),var(--accent-color));border-radius:15px;display:flex;align-items:center;justify-content:center;color:var(--white);font-size:1.2rem;font-weight:600}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.feature-item{background:var(--white);padding:2rem;border-radius:15px;box-shadow:0 8px 25px #00000014;transition:all .3s ease;border-left:4px solid var(--accent-color)}.product-detail.alternate .feature-item{background:var(--light-gray);box-shadow:0 4px 15px #0000000d}.feature-item:hover{transform:translateY(-5px);box-shadow:0 15px 35px #0000001f}.feature-item h4{color:var(--primary-color);font-size:1.3rem;margin-bottom:1rem;font-weight:600}.feature-item p{color:var(--text-secondary);line-height:1.7}.technical-specs{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:3rem}.spec-section{background:var(--white);padding:2.5rem;border-radius:15px;box-shadow:0 10px 30px #00000014;position:relative}.product-detail.alternate .spec-section{background:var(--light-gray);box-shadow:inset 0 2px 10px #0000000d;border:1px solid rgba(255,255,255,.8)}.spec-section:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary-color),var(--accent-color));border-radius:15px 15px 0 0}.spec-section h4{color:var(--primary-color);font-size:1.4rem;margin-bottom:1.5rem;font-weight:600}.spec-section ul{list-style:none;padding:0}.spec-section li{color:var(--text-secondary);border-bottom:1px solid #f0f0f0;position:relative;padding:.8rem 0 .8rem 2rem}.spec-section li:last-child{border-bottom:none}.spec-section li:before{content:"●";position:absolute;left:0;color:var(--accent-color);font-size:1.2rem}.about{padding:80px 0;background:var(--light-gray)}.about-content{display:grid;grid-template-columns:1fr 1.5fr;gap:4rem;align-items:center}.about-text h2{font-size:2.5rem;color:var(--primary-color);margin-bottom:1.5rem;font-weight:700}.about-text p{color:var(--text-secondary);font-size:1.1rem;line-height:1.8;margin-bottom:1.5rem}.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem;margin-top:2rem}.stat-item{text-align:center;padding:1.5rem;background:var(--light-gray);border-radius:10px}.stat-number{font-size:2rem;font-weight:700;color:var(--primary-color);display:block}.stat-label{color:var(--text-secondary);font-size:.9rem;text-transform:uppercase;letter-spacing:1px}.technology-showcase{width:100%;max-width:700px;margin:0 auto}.slideshow-container{position:relative;background:var(--white);border-radius:15px;box-shadow:0 15px 35px #0000001a;overflow:hidden;height:500px}.slideshow-wrapper{position:relative;width:100%;height:100%;overflow:hidden}.slide{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:opacity .6s ease-in-out;display:flex;flex-direction:column}.slide.active{opacity:1}.screenshot-image{width:100%;height:100%;object-fit:cover;object-position:top;border-radius:15px 15px 0 0}.slide-caption{padding:15px 20px;background:var(--white);color:var(--primary-color);font-weight:600;text-align:center;font-size:1rem;border-top:3px solid var(--accent-color)}.slide-nav{position:absolute;top:50%;transform:translateY(-50%);background:#ffffffe6;border:none;width:50px;height:50px;border-radius:50%;font-size:24px;font-weight:700;color:var(--primary-color);cursor:pointer;transition:all .3s ease;z-index:10;box-shadow:0 4px 15px #0000001a}.slide-nav:hover{background:var(--white);transform:translateY(-50%) scale(1.1);box-shadow:0 6px 20px #00000026}.slide-nav.prev{left:15px}.slide-nav.next{right:15px}.slide-dots{position:absolute;bottom:15px;left:50%;transform:translate(-50%);display:flex;gap:8px;z-index:10}.dot{width:12px;height:12px;border-radius:50%;border:none;background:#fff9;cursor:pointer;transition:all .3s ease}.dot:hover{background:#fffc;transform:scale(1.2)}.dot.active{background:var(--white);transform:scale(1.3);box-shadow:0 0 10px #fffc}.contact{padding:80px 0;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:var(--white)}.contact-content{text-align:center;max-width:600px;margin:0 auto}.contact h2{font-size:2.5rem;margin-bottom:1.5rem;font-weight:700}.contact p{font-size:1.1rem;margin-bottom:2rem;opacity:.9}.contact-info{background:#ffffff1a;padding:2rem;border-radius:15px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.contact-info h3{margin-bottom:1rem;font-size:1.3rem}.contact-info a{color:var(--white);text-decoration:none;font-size:1.1rem;transition:all .3s ease}.contact-info a:hover{color:var(--accent-color);transform:translateY(-2px)}.footer{background:var(--dark-gray);color:var(--white);text-align:center;padding:2rem 0}.footer p{opacity:.8}@media (max-width: 1024px){.content-grid{grid-template-columns:1fr;gap:2rem}.content-visual{order:-1}.features-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.technical-specs{grid-template-columns:1fr;gap:2rem}}@media (max-width: 768px){.slideshow-container{height:300px}.nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--primary-color);flex-direction:column;padding:1rem 2rem;box-shadow:0 5px 15px #0003}.nav-links.active{display:flex}.mobile-menu-toggle{display:block}.hero{padding:100px 0 60px}.products-grid{grid-template-columns:1fr}.about-content{grid-template-columns:1fr;gap:2rem}.stats{grid-template-columns:1fr}.section-title{font-size:2rem}.product-detail{padding:60px 0}.product-detail-header{flex-direction:column;text-align:center;gap:1rem}.product-detail-logo{width:60px;height:60px}.product-detail-title h2{font-size:2rem}.product-subtitle{font-size:1rem}.product-tabs{flex-direction:column;max-width:300px;gap:8px;border-radius:20px}.tab-button{border-radius:10px;margin-bottom:4px}.tab-button.active{transform:none}.content-text h3{font-size:1.5rem}.features-grid{grid-template-columns:1fr}.feature-item,.spec-section{padding:1.5rem}.detail-screenshot{max-width:100%}.slideshow-wrapper{height:300px}.screenshot-image{height:250px}.slide-nav{width:40px;height:40px;font-size:18px}.slide-nav.prev{left:10px}.slide-nav.next{right:10px}.slide-caption{padding:12px 15px;font-size:.9rem}}@media (max-width: 480px){.slideshow-container{height:250px}.hero{padding:80px 0 40px;height:700px}.container,.nav-container{padding:0 1rem}.company-name{font-size:1.2rem}.logo{height:40px}.products{padding-top:40px}.product-card{padding:1.5rem}.product-detail-content{min-height:auto}.key-benefits,.feature-item,.spec-section{padding:1.2rem}.content-text p,.feature-item p{font-size:1rem}.slideshow-wrapper{height:250px}.screenshot-image{height:200px}.technology-showcase{max-width:100%}}html{scroll-behavior:smooth}.fade-in{opacity:0;transform:translateY(30px);transition:all .6s ease}.fade-in.visible{opacity:1;transform:translateY(0)}@supports (-webkit-touch-callout: none){.hero{background-attachment:scroll}}.product-selector{margin-bottom:4rem;display:flex;flex-direction:column;justify-content:center;align-items:center}.product-selector .section-title{margin-bottom:2rem}.product-selector-tabs{display:grid;grid-auto-flow:column;gap:5px;margin-bottom:3rem;flex-wrap:wrap;background-color:var(--white);border-radius:50px;width:75%;box-shadow:0 4px 15px #0000001a;padding:8px}.product-selector-button{display:flex;align-items:center;justify-content:center;background:var(--white);border:2px solid transparent;cursor:pointer;transition:all .3s ease;border-radius:50px;max-width:400px}.product-detail.alternate .product-selector-button{background:var(--light-gray);box-shadow:0 2px 10px #0000000d}.product-selector-button:hover{transform:translateY(-2px);box-shadow:0 8px 25px #00000026;background:#1e3a5f0d}.product-selector-button.active{background:#1e3a5f0d;color:var(--white);transform:translateY(-2px);box-shadow:0 8px 25px #1e3a5f4d}.selector-logo{width:50px;height:50px;object-fit:contain;flex-shrink:0;border-radius:10px}.selector-info{flex:1}.selector-name{font-size:1.2rem;font-weight:700;margin-bottom:.3rem;color:var(--primary-color)}.product-selector-button.active .selector-name{color:var(--white)}.selector-subtitle{font-size:.9rem;color:var(--text-secondary);opacity:.8}.product-selector-button.active .selector-subtitle{color:var(--white);opacity:.9}@media (max-width: 768px){.product-selector{margin-bottom:4rem}.product-selector-tabs{flex-direction:column;align-items:center;gap:.5rem;margin-bottom:0}.product-selector-button{min-width:100%;max-width:400px}.selector-logo{width:40px;height:40px}.selector-name{font-size:1.1rem}.selector-subtitle{font-size:.85rem}.product-detail-logo{display:none}.product-detail-header{margin-bottom:0}}@media (max-width: 480px){.selector-name{font-size:1rem}.selector-subtitle{font-size:.8rem}}