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a:hover{color:var(--primary-blue)}.footer-column.contact-info li{align-items:flex-start}.footer-column.contact-info i{color:var(--primary-blue);font-size:16px;width:20px;text-align:center;margin-top:3px;flex-shrink:0}.footer-column.contact-info span{color:#fffc;font-size:14px;line-height:1.6}.copyright{text-align:center;padding-top:30px;color:#ffffffb3;font-size:14px;font-weight:500}@media (max-width: 768px){.contact-banner{padding:60px 20px 30px}.banner-title{font-size:28px}.banner-btn{padding:12px 28px;font-size:14px}.contact-content{grid-template-columns:1fr;padding:40px 30px;gap:30px}.company-info-side{align-items:center;padding-right:0;text-align:center}.company-info-side .logo-text{font-size:30px}.quote-title{font-size:20px;text-align:center;margin-bottom:25px}.footer-info{grid-template-columns:1fr;gap:40px}footer{padding:40px 0 20px}.footer-column h3{font-size:16px;margin-bottom:20px}}@media (max-width: 992px){.about-content{flex-direction:column}.hero h1{font-size:40px}.product-detail-container{flex-direction:column}.product-sidebar{flex:none;width:100%;max-height:300px}.product-images-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.nav-menu{display:none;position:absolute;top:80px;left:0;width:100%;background-color:var(--white);flex-direction:column;padding:20px;box-shadow:0 10px 20px #0000001a}.nav-menu.active{display:flex}.dropdown-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border-radius:0;padding:0 20px;display:none;background-color:transparent}.dropdown-menu.active{display:flex;flex-direction:column}.dropdown-icon{display:none}.dropdown-menu a{font-size:14px;padding:10px 0;border-bottom:none}.dropdown-menu a.active{border-bottom:none}.mobile-menu-btn{display:block}.hero h1{font-size:32px}.hero p{font-size:18px}.section-title{font-size:30px}.products-tabs{flex-direction:column;align-items:center}.tab-btn{width:100%;max-width:300px}.product-images-grid{grid-template-columns:1fr}.specs-table{display:block;overflow-x:auto}.products-grid{grid-template-columns:1fr}.contact-container{gap:30px}.contact-form{padding:25px}.footer-content{grid-template-columns:1fr;gap:30px}}@media (max-width: 480px){.header-container{padding:10px 0}.logo-text{font-size:24px}.hero,.about,.products,.contact{padding:60px 0}.product-detail-page{padding:40px 0}.product-sidebar,.product-detail-content{padding:20px}}.back-to-top-btn{position:fixed;bottom:30px;right:30px;width:50px;height:50px;background-color:var(--primary-blue);color:var(--white);border:none;border-radius:50%;font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transform:translateY(20px);transition:all .3s ease;z-index:1000;box-shadow:0 4px 12px #1a5f9e4d}.back-to-top-btn:hover{background-color:var(--secondary-blue);transform:translateY(-5px);box-shadow:0 6px 16px #1a5f9e66}.back-to-top-btn.active{opacity:1;visibility:visible;transform:translateY(0)}@media (max-width: 480px){.back-to-top-btn{bottom:20px;right:20px;width:45px;height:45px;font-size:18px}}