:root{--bg:#f4f6f8;--card:#fff;--text:#2c3e50;--muted:#7f8c8d;--accent:#60c6d5;--accent2:#7ec8e3;--radius:16px;--shadow:0 8px 24px rgba(0,0,0,0.08);--container:1200px;--bg-module:#fff;--primary-color:#7ec8e3;--text-color:#2c3e50}body{overflow-x:hidden}*{box-sizing:border-box;margin:0;padding:0}body{font-family:"Noto Sans SC","Nunito",sans-serif;color:var(--text);background:linear-gradient(180deg,var(--bg),#f7f9fb 200px);line-height:1.6}.container{width:90%;max-width:var(--container);margin:0 auto;padding:0 15px}.btn{display:inline-block;padding:10px 20px;border-radius:10px;text-decoration:none;font-weight:600;transition:background .3s,transform .3s,box-shadow .3s}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 4px 12px rgba(96,198,213,0.4)}.btn-primary:hover{background:var(--accent2);transform:translateY(-2px);box-shadow:0 6px 16px rgba(96,198,213,0.5)}.btn-outline{background:0;border:2px solid var(--accent2);color:var(--accent2)}.btn-outline:hover{background:var(--accent2);color:#fff;transform:translateY(-2px)}.section-title{color:var(--accent2)}.add-btn{width:100%;background:var(--accent2);color:#fff;border:0;border-radius:10px;padding:8px 10px;cursor:pointer;transition:.2s}.add-btn:hover{transform:translateY(-2px);background:#60c6d5}.main-header{position:sticky;top:0;background:rgba(255,255,255,0.9);backdrop-filter:blur(8px);box-shadow:var(--shadow);padding:10px 0;z-index:100}.header-inner{display:flex;justify-content:space-between;align-items:center}.logo{display:flex;align-items:center;gap:8px;color:var(--text);text-decoration:none;font-weight:700;font-size:1.2rem}.logo-icon{background:var(--accent2);padding:6px;border-radius:8px;color:#fff}.main-nav{flex-grow:1;display:flex;justify-content:flex-end;align-items:center}.main-nav ul{list-style:none;display:flex;gap:10px;align-items:center}.mega-detail-column ul,.mega-menu-nav ul{display:block}.nav-left{margin-right:20px}.main-nav a{color:var(--text);text-decoration:none;padding:8px 10px;border-radius:8px;transition:.25s}.main-nav a:hover{background:rgba(126,200,227,0.15);transform:translateY(-2px)}.lang-btn,.lang-menu-link{display:flex;align-items:center;text-decoration:none}.lang-flag-svg{width:20px;height:15px;margin-right:8px;flex-shrink:0}.lang-btn .fa-caret-down{margin-left:5px}.search-form{display:flex;border:1px solid rgba(33,53,71,0.1);border-radius:999px;overflow:hidden;background:var(--card)}.search-form input{border:0;padding:8px 12px;outline:0;flex-grow:1;min-width:100px}.search-form button{border:0;background:var(--accent);color:#fff;padding:8px 12px;cursor:pointer}.cart-count{background:var(--accent);color:#fff;padding:2px 8px;border-radius:999px;font-size:.8rem;margin-left:4px}.menu-toggle{display:none;background:0;border:0;font-size:1.5rem;color:var(--text);cursor:pointer;padding:5px;align-self:center}.hero-banner{position:relative;height:420px;background:linear-gradient(135deg,#e6f3ff,#f9fefc);display:flex;align-items:center;justify-content:center}.hero-overlay{position:absolute;inset:0;background:radial-gradient(circle at 30% 50%,rgba(163,210,255,0.3),transparent 60%),radial-gradient(circle at 80% 30%,rgba(143,198,168,0.25),transparent 70%);animation:pulse 6s ease-in-out infinite alternate}@keyframes pulse{from{transform:scale(1);opacity:.9}to{transform:scale(1.03);opacity:1}}.hero-content{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;gap:40px;width:100%;max-width:var(--container)}.hero-text h1{font-size:2.4rem;color:var(--accent2);margin-bottom:12px}.hero-text p{color:var(--muted);margin-bottom:24px}.hero-visual{flex:0 0 400px;animation:float 4s ease-in-out infinite alternate}.hero-visual img{width:100%;border-radius:20px;box-shadow:var(--shadow)}@keyframes float{from{transform:translateY(0)}to{transform:translateY(-10px)}}.quick-links{display:flex;justify-content:center;flex-wrap:wrap;gap:24px;padding:30px 0}.quick-item{background:var(--card);box-shadow:var(--shadow);border-radius:16px;padding:16px 28px;display:flex;align-items:center;gap:10px;font-weight:600;color:var(--text);text-decoration:none;transition:.3s}.quick-item:hover{transform:translateY(-6px);box-shadow:0 12px 24px rgba(33,53,71,0.1);color:var(--accent2)}.products-section,.new-products-section{padding:40px 0}.section-title{color:var(--accent2);margin-bottom:18px;font-size:1.6rem;text-align:center;padding:0 10px}.scroll-wrapper{position:relative;overflow:visible}.scroll-wrapper .scroll-left,.scroll-wrapper .scroll-right{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,0.95);border:0;border-radius:50%;width:40px;height:40px;font-size:28px;font-weight:bold;color:#444;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px rgba(0,0,0,0.15);z-index:10;transition:all .3s ease}.scroll-left i,.scroll-right i{font-size:24px}.scroll-wrapper .scroll-left{left:-10px;right:auto}.scroll-wrapper .scroll-right{right:-10px;left:auto}.scroll-left:hover,.scroll-right:hover{background:rgba(240,240,240,0.95);transform:translateY(-50%) scale(1.05)}.product-grid{display:flex;flex-wrap:nowrap;gap:20px;overflow-x:auto;scroll-behavior:smooth;scrollbar-width:none}.product-grid::-webkit-scrollbar{display:none}.product-card{flex:0 0 calc(25% - 15px);min-width:calc(25% - 15px);box-sizing:border-box;transition:transform .3s ease}.product-card a{text-decoration:none;color:var(--text)}.product-card:hover{transform:translateY(-4px)}.product-thumb{height:160px;border-radius:10px;overflow:hidden;margin-bottom:10px}.product-thumb img{width:100%;height:100%;object-fit:cover}.product-title{font-size:clamp(16px,4vw,24px);margin-bottom:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.product-desc{color:var(--muted);font-size:clamp(12px,3vw,18px);margin-bottom:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.price{color:var(--accent2);font-weight:700;margin-bottom:10px}.tech-ad{background:linear-gradient(120deg,#f5fbff,#fff);border-radius:16px;box-shadow:var(--shadow);margin:40px auto}.tech-inner{display:flex;justify-content:space-between;align-items:center;gap:40px;max-width:var(--container);margin:0 auto;padding:40px 15px;flex-wrap:wrap}.tech-text{flex:1 1 400px}.tech-text h2{color:var(--accent2);font-size:2rem;margin-bottom:12px}.tech-text p{color:var(--muted);margin-bottom:20px}.tech-video{flex:1 1 400px}.tech-video video{width:100%;max-height:280px;border-radius:16px;box-shadow:var(--shadow)}.site-footer{margin-top:40px;background:#fff;border-top:1px solid rgba(33,53,71,0.1);padding:40px 0}.footer-inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:30px;padding:0 15px}.footer-col h4{margin-bottom:10px;color:var(--accent2)}.footer-col ul{list-style:none}.footer-col a{color:var(--muted);text-decoration:none}.footer-col a:hover{color:var(--accent)}.socials a{font-size:1.5rem;margin-right:10px;color:var(--muted)}.socials a:hover{color:var(--accent)}.footer-bottom{text-align:center;color:var(--muted);margin-top:20px}.nav-item.mega-menu-trigger{position:relative;display:inline-block}.mega-menu{display:none;position:absolute;top:100%;left:0;width:600px;border:1px solid #ddd;background-color:#fff;overflow:hidden;min-height:400px;box-shadow:0 4px 6px rgba(0,0,0,0.1);z-index:1000}.mega-menu-trigger:hover .mega-menu{display:flex}.mega-menu-nav{flex-shrink:0;width:200px;padding:10px 0;border:0;background-color:#f7f7f7}#js-main-categories li{padding:10px 15px;cursor:pointer;background-color:transparent;position:static}#js-main-categories .mega-content-detail{display:none;position:absolute;top:0;left:200px;width:400px;height:100%;background-color:#fff;padding:20px;border:0;box-shadow:none;z-index:100;box-sizing:border-box;flex-direction:row;gap:20px;transition:none;overflow-y:auto}#js-main-categories li:hover{background-color:#ededed}#js-main-categories li:hover .mega-content-detail{display:flex}.mega-detail-column ul{list-style:none;padding:0;margin:0}.mega-detail-column li{padding:5px 0;position:static}.mega-detail-column li a:hover{color:var(--primary-color,#007bff)}.nav-right li.language-switch{position:relative}.lang-dropdown{position:relative;display:inline-block}.lang-menu{position:absolute;top:100%;right:0;left:auto;background:#fff;min-width:100px;box-shadow:0 4px 8px rgba(0,0,0,0.1);border-radius:4px;z-index:100;flex-direction:column;padding:0;margin:0;display:none!important;text-align:left}.lang-menu li{list-style:none;cursor:pointer;width:100%}.lang-menu li a{display:block;width:100%;padding:8px 12px;color:#333;text-decoration:none;font-size:14px}.lang-menu li a:hover{background:#f0f0f0}.lang-dropdown .lang-btn{background:0;border:0;cursor:pointer;text-align:left;color:var(--text);padding:8px 10px;border-radius:8px;transition:.25s;font-size:1rem;font-weight:400;display:inline-flex;align-items:center;gap:4px}.lang-dropdown .lang-btn:hover{background:rgba(126,200,227,0.15);transform:translateY(-2px)}@media(min-width:769px){.lang-dropdown.active .lang-menu,.lang-dropdown:hover .lang-menu{display:flex!important}}@media(max-width:1080px){.product-card{flex:0 0 calc(33.333% - 13.333px);max-width:calc(33.333% - 13.333px);min-width:200px}}@media(max-width:768px){.scroll-wrapper .scroll-left,.scroll-wrapper .scroll-right{display:none!important}.tech-text{flex:1 1 0}.lang-menu{display:none!important;position:static}.lang-dropdown:hover .lang-menu{display:none!important}.lang-dropdown.active .lang-menu{display:block!important;position:static;width:100%;box-shadow:none;border-top:1px solid #eee;border-radius:0}.lang-dropdown .lang-btn{width:100%;justify-content:space-between;padding:10px;border-radius:0;transform:none}.nav-right li.language-switch{border-bottom:0}.menu-toggle{display:block}.header-inner{flex-wrap:wrap}.main-nav{width:100%;display:none;flex-direction:column;align-items:stretch}.main-nav.nav-open{display:flex}.header-inner.active .main-nav{display:flex}.main-nav ul{flex-direction:column;gap:0}.nav-left,.nav-right{width:100%;flex-direction:column;gap:0;display:flex}.nav-left li,.nav-right li,.nav-item{width:100%;border-bottom:1px solid #eee;display:block}.nav-left a,.nav-right a{display:block;width:100%;border-radius:0}.search-form{margin:10px 0;border-radius:10px;border:0;box-shadow:0 2px 5px rgba(0,0,0,0.05)}.search-form input{border-radius:10px 0 0 10px}.search-form button{border-radius:0 10px 10px 0}.mega-menu-trigger .mega-menu{display:none!important;position:static;box-shadow:none;width:100%;flex-direction:column}.mega-menu-trigger.active .mega-menu{display:flex!important;flex-direction:column}.mega-menu-nav{width:100%;border-right:0}#js-main-categories li .mega-content-detail{display:none;position:static;width:100%;box-shadow:none;border-top:1px solid #eee;padding:0}#js-main-categories li.active .mega-content-detail{display:flex;flex-direction:column;padding:10px}#js-main-categories li.active>span{background-color:#f0f0f0}.hero-content{flex-direction:column;text-align:center;height:auto;padding:40px 15px}.hero-banner{height:auto}.hero-visual{flex:0 0 auto;width:100%;max-width:300px;order:-1;margin-bottom:20px}.tech-inner{flex-direction:column;text-align:center;padding:20px}.tech-video{flex:0 0 auto;width:100%}.product-grid{display:flex;overflow-x:auto;scroll-behavior:smooth;scroll-snap-type:x mandatory;gap:16px}.product-card{flex:0 0 calc(50% - 8px);min-width:calc(50% - 8px);box-sizing:border-box;transition:transform .3s ease;scroll-snap-align:start}.footer-inner{flex-direction:column;text-align:center}.footer-col{width:100%}.quick-links{flex-wrap:wrap!important;justify-content:space-between;gap:12px;padding:15px 10px;overflow-x:unset!important}.quick-links::-webkit-scrollbar{display:none}.quick-item{flex:0 0 calc(50% - 6px);max-width:calc(50% - 6px);flex-direction:row;align-items:center;justify-content:flex-start;padding:10px 15px;gap:8px;font-size:.9rem;transform:none!important;box-shadow:var(--shadow)}.quick-item span{display:block;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex-grow:1}.quick-item i{margin-bottom:5px;font-size:1.4em}}