:root{--cs-red: #c8102e;--cs-red-dark: #a00d25;--cs-ink: #111214;--cs-ink-2: #1c1e22;--cs-text: #1f2328;--cs-muted: #6a7078;--cs-line: #e4e6ea;--cs-bg: #fff;--cs-alt: #f4f5f7;--cs-radius: 10px;--cs-max: 1200px;--cs-icon: #e3203f}.brand-liugong{--cs-red: #ec6707;--cs-red-dark: #c95705;--cs-icon: #ff8a3d}.brand-liugong .cs-brand-case{height:30px}.brand-sitrak{--cs-red: #1d2a74;--cs-red-dark: #152058;--cs-ink: #0a1130;--cs-ink-2: #101a47;--cs-icon: #b9c4ff;--cs-alt: #eef1fb}.brand-sitrak .cs-brand-case{height:24px}.brand-sitrak .cs-nav-cta{background:#fff;color:#1d2a74}.brand-sitrak .cs-nav-cta:hover{background:#e3e8ff!important}.brand-sitrak .cs-footer{border-top-color:#fff}.brand-sitrak .cs-crumbs a:hover,.brand-sitrak .cs-link{color:#1d2a74}.brand-sitrak 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a:hover{text-decoration:underline}.cs-nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:68px}.cs-brand{display:flex;align-items:center;gap:14px}.cs-brand-case{height:46px;width:auto;filter:brightness(0) invert(1)}.cs-brand-caon{height:40px;width:auto}.cs-brand-sep{width:1px;height:28px;background:#ffffff4d}.cs-brand--footer{margin-bottom:16px}.cs-nav{display:flex;align-items:center;gap:4px}.cs-nav>a,.cs-dropdown-trigger{display:inline-flex;align-items:center;gap:4px;padding:10px 14px;font-weight:600;font-size:15px;text-transform:uppercase;letter-spacing:.04em;border-radius:6px}.cs-nav>a:hover,.cs-dropdown-trigger:hover,.cs-dropdown-trigger.is-active{color:#fff;background:#ffffff1a}.cs-nav-cta{background:var(--cs-red);margin-left:8px}.cs-nav-cta:hover{background:var(--cs-red-dark)!important}.cs-dropdown{position:relative}.cs-dropdown-trigger svg{width:14px;height:14px}.cs-dropdown-menu{position:absolute;top:100%;left:0;min-width:220px;background:var(--cs-ink-2);border-radius:8px;padding:6px;box-shadow:0 16px 40px #00000059;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s,transform .18s,visibility .18s}.cs-dropdown:hover .cs-dropdown-menu,.cs-dropdown:focus-within .cs-dropdown-menu{opacity:1;visibility:visible;transform:none}.cs-dropdown-menu a{display:block;padding:10px 14px;border-radius:6px;font-weight:500}.cs-dropdown-menu a:hover{background:#ffffff14}.cs-nav-toggle{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;align-items:center}.cs-nav-toggle span{width:24px;height:2px;background:#fff;transition:transform .2s,opacity .2s}.cs-nav-toggle[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}.cs-nav-toggle[aria-expanded=true] span:nth-child(2){opacity:0}.cs-nav-toggle[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.cs-hero{position:relative;color:#fff;padding:130px 0 150px;background-color:var(--cs-ink);background-image:linear-gradient(100deg,#111214f0,#111214d1 42%,#1112141a 78%),linear-gradient(0deg,rgba(17,18,20,.55),transparent 35%),var(--cs-hero-photo);background-size:cover;background-position:85% center}.cs-hero:after{content:"";position:absolute;inset:auto 0 0;height:6px;background:var(--cs-red)}.cs-hero h1{font-size:clamp(2.6rem,5.6vw,4.6rem);max-width:760px;font-weight:800;margin:14px 0 20px}.cs-hero p{max-width:560px;font-size:1.15rem;color:#d3d6db;margin:0 0 32px}.cs-hero-cta{display:flex;flex-wrap:wrap;gap:14px}.cs-kicker{display:inline-block;color:var(--cs-red);font:700 14px Barlow,sans-serif;text-transform:uppercase;letter-spacing:.14em}.cs-hero .cs-kicker,.cs-section--dark .cs-kicker{color:#ff5a73}.cs-stats{background:var(--cs-alt);border-bottom:1px solid var(--cs-line)}.cs-stats-in{display:grid;grid-template-columns:repeat(4,1fr)}.cs-stats-in div{padding:26px 16px;text-align:center;border-left:1px solid var(--cs-line)}.cs-stats-in div:first-child{border-left:0}.cs-stats strong{display:block;font:800 1.7rem Barlow Condensed,sans-serif;text-transform:uppercase;color:var(--cs-red)}.cs-stats span{color:var(--cs-muted);font-size:.95rem}.cs-section{padding:80px 0}.cs-section--alt{background:var(--cs-alt)}.cs-section--dark{background:var(--cs-ink);color:#fff}.cs-head{margin-bottom:36px}.cs-head h2{font-size:clamp(2rem,4vw,3rem);font-weight:800;margin-top:6px}.cs-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap}.cs-cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}.cs-cat{display:flex;flex-direction:column;gap:4px;padding:28px 24px;border:1px solid var(--cs-line);border-left:5px solid var(--cs-red);border-radius:var(--cs-radius);transition:box-shadow .2s,transform .2s}.cs-cat:hover{box-shadow:0 10px 30px #00000017;transform:translateY(-3px)}.cs-cat strong{font:700 1.5rem Barlow Condensed,sans-serif;text-transform:uppercase}.cs-cat span{color:var(--cs-muted)}.cs-about{display:grid;grid-template-columns:1.4fr 1fr;gap:56px;align-items:center}.cs-about h2{font-size:clamp(2rem,4vw,3rem);font-weight:800;margin:6px 0 16px}.cs-about p{color:var(--cs-muted);font-size:1.08rem;margin:0}.cs-checks{list-style:none;margin:0;padding:28px;background:var(--cs-alt);border-radius:var(--cs-radius);display:grid;gap:14px}.cs-checks li{position:relative;padding-left:30px;font-weight:600}.cs-checks li:before{content:"✓";position:absolute;left:0;color:#fff;background:var(--cs-red);width:20px;height:20px;border-radius:50%;font-size:12px;display:grid;place-items:center;top:2px}.cs-features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.cs-features>div{display:flex;flex-direction:column;background:var(--cs-ink-2);border-top:4px solid var(--cs-red);padding:28px;border-radius:8px}.cs-feature-icon{width:104px;height:104px;margin:0 auto 20px}.cs-feature-icon img{width:100%;height:100%;object-fit:contain;display:block}.cs-features h3{font-size:1.5rem;margin-bottom:10px}.cs-features p{margin:0 0 22px;color:#b9bdc4;flex:1}.cs-features .cs-btn{margin-top:auto}.cs-cta{background:var(--cs-red);color:#fff;padding:56px 0}.cs-cta-in{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}.cs-cta h2{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:800}.cs-cta p{margin:8px 0 0;opacity:.92}.cs-pagehead{background:var(--cs-alt);padding:28px 0 24px;border-bottom:1px solid var(--cs-line)}.cs-pagehead h1{font-size:clamp(2rem,4vw,2.8rem);font-weight:800;margin-top:8px}.cs-crumbs{font-size:14px;color:var(--cs-muted)}.cs-crumbs a:hover{color:var(--cs-red)}.cs-catalog{padding-top:36px}.cs-layout{display:grid;grid-template-columns:270px 1fr;gap:36px;align-items:start}.cs-filters{position:sticky;top:120px;display:grid;gap:22px}.cs-filters-head,.cs-filters-close{display:none}.cs-search{display:flex;border:1px solid var(--cs-line);border-radius:8px;overflow:hidden}.cs-search input{flex:1;min-width:0;border:0;padding:11px 12px;font:inherit}.cs-search input:focus{outline:none}.cs-search:focus-within{border-color:var(--cs-red)}.cs-search button{border:0;background:var(--cs-alt);padding:0 14px;cursor:pointer;font-size:18px}.cs-filter-group h4{font-size:1.05rem;letter-spacing:.08em;margin-bottom:8px;padding-bottom:8px;border-bottom:2px solid var(--cs-ink)}.cs-filter-group a{display:flex;justify-content:space-between;padding:8px 10px;border-radius:6px;font-size:15px}.cs-filter-group a:hover{background:var(--cs-alt)}.cs-filter-group a.is-active{background:var(--cs-red);color:#fff;font-weight:700}.cs-filter-group em{font-style:normal;opacity:.65;font-size:13px}.cs-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}.cs-toolbar p{margin:0;color:var(--cs-muted)}.cs-toolbar-actions{display:flex;gap:12px;align-items:center}.cs-sort{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--cs-muted)}.cs-sort select{padding:9px 12px;border:1px solid var(--cs-line);border-radius:6px;font:inherit;color:var(--cs-text);background:#fff}.cs-filters-open{display:none;padding:9px 16px}.cs-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.cs-chips a{padding:6px 12px;background:var(--cs-alt);border-radius:99px;font-size:14px;font-weight:600}.cs-chips a:hover{background:var(--cs-line)}.cs-chips .cs-chips-clear{background:none;color:var(--cs-red)}.cs-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px}.cs-grid--3{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}.cs-grid--branches{display:flex;flex-wrap:wrap;justify-content:center}.cs-grid--branches>.cs-card{flex:0 1 calc((100% - 40px) / 3);min-width:280px}.cs-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--cs-line);border-radius:var(--cs-radius);overflow:hidden;transition:box-shadow .2s,transform .2s}.cs-card:hover{box-shadow:0 12px 32px #0000001a;transform:translateY(-3px)}.cs-card-media{position:relative;aspect-ratio:4 / 3;background:var(--cs-alt);overflow:hidden}.cs-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s}.cs-card:hover .cs-card-media img{transform:scale(1.04)}.cs-card-placeholder{position:absolute;inset:0;background:repeating-linear-gradient(135deg,var(--cs-alt),var(--cs-alt) 12px,#eceef1 12px,#eceef1 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transparent;border-radius:8px;overflow:hidden;cursor:pointer;background:var(--cs-alt);opacity:.7}.cs-thumbs button.is-active,.cs-thumbs button:hover{border-color:var(--cs-red);opacity:1}.cs-thumbs img{width:100%;height:100%;object-fit:cover}.cs-detail-info h1{font-size:clamp(2rem,4vw,3rem);font-weight:800;margin:10px 0 18px}.cs-price-note{padding:14px 16px;background:var(--cs-alt);border-left:4px solid var(--cs-red);border-radius:6px;margin-bottom:14px;font-weight:600}.cs-block{margin-top:32px}.cs-block h2{font-size:1.3rem;margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid var(--cs-ink)}.cs-block p{margin:0;color:var(--cs-muted);white-space:pre-line}.cs-specs{margin:0}.cs-specs div{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px solid var(--cs-line)}.cs-specs dt{color:var(--cs-muted)}.cs-specs dd{margin:0;font-weight:700;text-align:right}.cs-modal{border:0;border-radius:14px;padding:32px;width:min(92vw,460px);box-shadow:0 30px 80px #00000059}.cs-modal--lg{width:min(92vw,600px);max-height:88vh;overflow-y:auto}.cs-modal::backdrop{background:#11121499}.cs-modal h2{font-size:1.9rem;font-weight:800}.cs-modal-unit{margin:6px 0 20px;color:var(--cs-red);font-weight:700}.cs-modal-close{position:absolute;top:10px;right:14px;border:0;background:none;font-size:30px;line-height:1;cursor:pointer;color:var(--cs-muted)}.cs-field{display:grid;gap:5px;margin-bottom:14px}.cs-field label{font-size:14px;font-weight:600}.cs-field input,.cs-field select,.cs-field textarea{padding:11px 12px;border:1px solid #cfd3d9;border-radius:8px;font:inherit;background:#fff}.cs-field input:focus,.cs-field select:focus,.cs-field textarea:focus{outline:none;border-color:var(--cs-red);box-shadow:0 0 0 3px #c8102e26}.cs-field-row{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.cs-req{color:var(--cs-red)}.cs-field-hint{margin:-6px 0 14px;font-size:13px;color:var(--cs-muted)}.cs-form-error{margin:0 0 12px;padding:10px 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ease}.cs-interest[hidden]{display:none}.cs-interest.is-in{transform:none;opacity:1}.cs-interest-icon{flex:none;width:44px;height:44px;display:grid;place-items:center;border-radius:50%;background:var(--cs-alt);color:var(--cs-red);font-size:20px}.cs-interest-body strong{display:block;font:700 1.25rem Barlow Condensed,sans-serif;text-transform:uppercase;letter-spacing:.01em;margin-bottom:4px}.cs-interest-body p{margin:0 0 14px;color:var(--cs-muted);font-size:.95rem}.cs-interest-actions{display:flex;flex-wrap:wrap;gap:10px}.cs-interest-actions .cs-btn{padding:10px 18px;font-size:14px}.cs-interest-close{position:absolute;top:6px;right:10px;border:0;background:none;font-size:24px;line-height:1;color:var(--cs-muted);cursor:pointer}.cs-interest-close:hover{color:var(--cs-red)}@media(max-width:560px){.cs-interest{top:80px;right:16px;padding:16px}.cs-interest-icon{display:none}.cs-interest-actions .cs-btn{flex:1 1 100%}}@media(prefers-reduced-motion:reduce){.cs-interest{transition:none}}.cs-hp{position:absolute;left:-9999px}.cs-datasheet-btn{margin-top:10px}#datasheetDirect{color:var(--cs-red);font-weight:700;white-space:nowrap}.cs-modal-note{margin:12px 0 0;font-size:13px;color:var(--cs-muted);text-align:center}.cs-toast{position:fixed;z-index:80;top:130px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:14px;max-width:min(92vw,560px);padding:14px 18px;background:#146c43;color:#fff;border-radius:10px;box-shadow:0 12px 32px #00000040;font-weight:600}.cs-toast--error{background:var(--cs-red)}.cs-toast button{border:0;background:none;color:inherit;font-size:22px;cursor:pointer}.cs-footer{background:var(--cs-ink);color:#b9bdc4;padding-top:56px;border-top:6px solid var(--cs-red)}.cs-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px}.cs-footer h6{color:#fff;font:700 14px Barlow,sans-serif;text-transform:uppercase;letter-spacing:.12em;margin:0 0 14px}.cs-footer a,.cs-footer span{display:block;margin-bottom:8px}.cs-social{display:flex;gap:10px;margin-top:14px}.cs-footer .cs-social a{width:40px;height:40px;margin:0;border-radius:50%;border:1.5px solid color-mix(in srgb,var(--cs-icon) 55%,transparent);background:color-mix(in srgb,var(--cs-icon) 10%,transparent);color:var(--cs-icon);display:flex;align-items:center;justify-content:center;font-size:15px;transition:background .2s,border-color .2s,color .2s,transform .2s}.cs-footer .cs-social a:hover{background:var(--cs-red);border-color:var(--cs-red);color:#fff;transform:translateY(-3px)}.cs-footer a:hover{color:#fff}.cs-footer p{max-width:380px}.cs-footer-bottom{text-align:center;border-top:1px solid rgba(255,255,255,.1);padding-block:18px}.cs-backdrop{display:none}@media(max-width:960px){.cs-nav-toggle{display:flex}.cs-nav{position:fixed;inset:0 0 0 auto;width:min(85vw,340px);background:var(--cs-ink);flex-direction:column;align-items:stretch;padding:90px 18px 24px;transform:translate(100%);transition:transform .25s;overflow-y:auto}.cs-nav.is-open{transform:none}.cs-nav-toggle{z-index:60}.cs-dropdown-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:transparent;padding:0 0 0 14px}.cs-nav-cta{margin:8px 0 0;justify-content:center}.cs-topbar span{display:none}.cs-stats-in{grid-template-columns:repeat(2,1fr)}.cs-stats-in div:nth-child(3){border-left:0}.cs-about,.cs-detail,.cs-features,.cs-footer-grid,.cs-layout{grid-template-columns:1fr}.cs-filters-open{display:inline-flex}.cs-filters{position:fixed;z-index:70;inset:0 auto 0 0;width:min(88vw,340px);background:#fff;padding:20px;overflow-y:auto;transform:translate(-100%);transition:transform .25s;align-content:start}.cs-filters.is-open{transform:none}.cs-filters-head{display:flex;justify-content:space-between;align-items:center;font:800 1.4rem Barlow Condensed,sans-serif;text-transform:uppercase}.cs-filters-close{display:block;border:0;background:none;font-size:30px;cursor:pointer}.cs-backdrop.is-open{display:block;position:fixed;inset:0;z-index:65;background:#1112148c}.cs-section{padding:56px 0}.cs-hero{padding:84px 0 96px;background-position:80% center}}@media(max-width:480px){.cs-grid{grid-template-columns:1fr}.cs-toolbar-actions{width:100%;justify-content:space-between}.cs-field-row{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}