:root{--brand:#31477e;--brand-dark:#17233f;--ink:#121826;--muted:#777f8d;--line:#e8ebf0;--soft:#f5f6f8;--radius:22px;--shadow:0 14px 42px rgba(18,24,38,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;background:#fff}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}.container{width:min(1280px,calc(100% - 48px));margin:auto}.container-wide{width:min(1680px,calc(100% - 56px));margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(16px);border-bottom:1px solid rgba(232,235,240,.8);transition:.25s}.site-header.is-scrolled{box-shadow:0 8px 30px rgba(12,20,36,.08)}.header-inner{height:78px;display:grid;grid-template-columns:150px 1fr 230px;align-items:center;gap:30px}.brand{display:flex;align-items:center}.brand img{width:106px;height:58px;object-fit:cover;border-radius:6px}.main-nav{display:flex;justify-content:center;align-items:center;gap:12px}.nav-item{position:relative}.nav-item>a{display:block;padding:11px 20px;border-radius:8px;font-size:15px;transition:.2s}.nav-item>a:hover,.nav-item>a.active{background:var(--ink);color:#fff}.dropdown{position:absolute;left:50%;top:calc(100% + 12px);transform:translate(-50%,8px);min-width:160px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:8px;opacity:0;visibility:hidden;transition:.2s}.dropdown:before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translate(-50%,0)}.dropdown a{display:block;padding:10px 12px;border-radius:8px;white-space:nowrap}.dropdown a:hover{background:var(--soft);color:var(--brand)}.header-search{height:42px;border:1px solid var(--line);border-radius:999px;display:flex;align-items:center;gap:8px;padding:0 15px;background:#fff}.header-search input{border:0;outline:0;width:100%;background:transparent}.category-nav{border-top:1px solid #f3f4f6;background:#fff}.category-nav-inner{height:46px;display:flex;justify-content:center;align-items:center;gap:54px;font-size:14px;color:#444}.category-nav a:hover{color:var(--brand)}.menu-toggle{display:none;border:0;background:none;padding:8px}.menu-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px}.front-flash{position:fixed;top:95px;left:50%;transform:translateX(-50%);z-index:80;padding:12px 20px;border-radius:10px;background:#eaf7ef;color:#187443;box-shadow:var(--shadow)}.hero{position:relative;overflow:hidden;background:#eef3fb}.hero-track{display:flex;transition:transform .65s cubic-bezier(.22,.61,.36,1)}.hero-slide{min-width:100%;position:relative;height:clamp(500px,63vw,820px);background-position:center;background-size:cover}.hero-slide:after{content:"";position:absolute;inset:0;background:rgba(0,0,0,var(--overlay,0));pointer-events:none}.hero-content{position:absolute;z-index:2;left:max(7vw,40px);top:50%;transform:translateY(-50%);max-width:650px}.hero-content.center{left:50%;transform:translate(-50%,-50%);text-align:center}.hero-content.right{left:auto;right:max(7vw,40px);text-align:right}.eyebrow{font-size:14px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}.hero h1{font-size:clamp(38px,4.7vw,78px);line-height:1.08;margin:0 0 18px;letter-spacing:-.04em}.hero p{font-size:clamp(18px,1.5vw,28px);color:#667085;margin:0 0 34px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:1px solid var(--ink);border-radius:6px;padding:12px 24px;background:#fff;color:var(--ink);transition:.2s;cursor:pointer}.btn:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand-dark)}.hero-arrow{position:absolute;z-index:3;top:50%;transform:translateY(-50%);width:46px;height:58px;border:0;border-radius:7px;background:rgba(255,255,255,.55);font-size:34px;color:#667085;cursor:pointer}.hero-arrow.prev{left:24px}.hero-arrow.next{right:24px}.hero-dots{position:absolute;z-index:3;bottom:24px;left:50%;transform:translateX(-50%);display:flex;gap:8px}.hero-dot{width:9px;height:9px;border-radius:99px;border:0;background:rgba(255,255,255,.7);padding:0;transition:.2s}.hero-dot.active{width:28px;background:var(--brand)}.section{padding:92px 0}.section.soft{background:var(--soft)}.section-head{text-align:center;margin-bottom:36px}.section-head h2{font-size:30px;margin:0 0 8px;font-weight:600}.section-head p{margin:0;color:#a0a6af;letter-spacing:.06em}.feature-banner{position:relative;overflow:hidden;border-radius:32px;min-height:540px;background-size:cover;background-position:center;box-shadow:var(--shadow)}.feature-banner .banner-copy{position:absolute;left:5%;bottom:8%;color:#fff;max-width:560px}.feature-banner h2,.brand-banner h2{font-size:clamp(34px,4vw,62px);margin:0 0 10px}.feature-banner p{font-size:18px;color:rgba(255,255,255,.75)}.category-grid{display:grid;grid-template-columns:1.15fr 1fr 1fr;grid-template-rows:repeat(2,310px);gap:14px}.category-card{position:relative;overflow:hidden;border-radius:22px;background:#111;min-height:260px}.category-card:first-child{grid-row:1/3}.category-card img{width:100%;height:100%;object-fit:cover;transition:.55s}.category-card:hover img{transform:scale(1.045)}.category-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(0,0,0,.6))}.category-card .copy{position:absolute;left:24px;bottom:22px;z-index:2;color:#fff}.category-card h3{font-size:25px;margin:0 0 4px}.category-card p{margin:0;font-size:13px;letter-spacing:.08em;opacity:.8}.brand-banner{position:relative;min-height:560px;background-position:center;background-size:cover;display:flex;align-items:center}.brand-banner:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.78),rgba(255,255,255,.02) 70%)}.brand-banner .copy{position:relative;z-index:2;max-width:620px;margin-left:max(8vw,40px)}.brand-banner p{font-size:18px;line-height:1.8;color:#3f4652}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.product-card{background:#fff;border:1px solid #f0f1f3;overflow:hidden;transition:.28s}.product-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}.product-card .image{aspect-ratio:1/1;background:#fafafa;overflow:hidden}.product-card img{width:100%;height:100%;object-fit:contain;transition:.5s}.product-card:hover img{transform:scale(1.04)}.product-card .info{text-align:center;padding:22px 18px 26px}.product-card h3{font-size:17px;margin:0 0 8px}.product-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}.page-hero{padding:88px 0 54px;text-align:center;background:linear-gradient(180deg,#f7f8fa,#fff)}.page-hero h1{font-size:42px;margin:0 0 10px}.page-hero p{color:#9299a4;margin:0}.products-layout{display:grid;grid-template-columns:220px 1fr;gap:34px;padding:42px 0 90px}.category-sidebar{position:sticky;top:145px;align-self:start}.category-sidebar a{display:block;padding:17px 20px;margin-bottom:10px;background:#fff;border:1px solid var(--line);text-align:center;transition:.2s}.category-sidebar a:hover,.category-sidebar a.active{background:var(--ink);color:#fff}.products-layout .product-grid{grid-template-columns:repeat(3,1fr)}.product-detail{padding:48px 0 90px}.product-top{display:grid;grid-template-columns:1.2fr .8fr;gap:70px;align-items:start}.gallery-main{aspect-ratio:1/1;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;background:#fff;cursor:zoom-in}.gallery-main img{width:100%;height:100%;object-fit:contain}.gallery-thumbs{display:flex;gap:12px;margin-top:14px;overflow:auto}.gallery-thumb{width:82px;height:82px;border:1px solid var(--line);background:#fff;padding:4px;cursor:pointer}.gallery-thumb.active{border-color:var(--ink)}.gallery-thumb img{width:100%;height:100%;object-fit:contain}.product-summary{padding-top:25px}.product-summary .model{font-size:15px;color:var(--brand);letter-spacing:.18em}.product-summary h1{font-size:46px;margin:8px 0 15px}.product-summary .subtitle{font-size:20px;color:#5d6572;line-height:1.7}.spec-list{margin:28px 0;background:var(--soft);padding:22px 25px;border-radius:14px}.spec-row{display:grid;grid-template-columns:130px 1fr;padding:10px 0;border-bottom:1px solid #e8ebef}.spec-row:last-child{border:0}.quote-box{margin-top:28px;border-top:1px solid var(--line);padding-top:28px}.quote-box h3{margin:0 0 14px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-control{width:100%;border:1px solid var(--line);padding:13px 14px;border-radius:8px;outline:0}.form-control:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(49,71,126,.1)}textarea.form-control{min-height:110px;resize:vertical}.full{grid-column:1/-1}.product-content{margin-top:70px;border-top:1px solid var(--line);padding-top:46px;line-height:1.85;color:#343b46}.product-content h2{font-size:30px;margin-top:40px}.product-content img{margin:28px auto;max-height:900px;object-fit:contain}.product-content figure{text-align:center;margin:30px 0}.product-content figcaption{color:var(--muted);font-size:13px;margin-top:8px}.content-page{padding:65px 0 90px}.content-cover{border-radius:24px;overflow:hidden;margin-bottom:36px}.rich-content{font-size:16px;line-height:1.95;color:#303743}.rich-content h2{font-size:31px;margin:42px 0 15px}.rich-content h3{font-size:23px;margin:32px 0 12px}.rich-content img{margin:26px auto;max-height:900px}.contact-panel{margin-top:50px;padding:34px;background:var(--soft);border-radius:18px}.search-results{padding:55px 0 90px}.search-item{display:grid;grid-template-columns:180px 1fr;gap:25px;padding:22px 0;border-bottom:1px solid var(--line)}.search-item img{width:180px;height:140px;object-fit:contain;background:#fafafa}.site-footer{background:#111827;color:#d1d5db;padding:60px 0 0}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:70px}.footer-brand{font-size:28px;color:#fff;font-weight:700;letter-spacing:.15em}.site-footer h3{color:#fff;font-size:15px}.site-footer a{display:block;margin:11px 0;color:#b9c0ca}.site-footer a:hover{color:#fff}.footer-bottom{margin-top:45px;border-top:1px solid rgba(255,255,255,.08);padding:22px;text-align:center;font-size:13px}.back-top{position:fixed;right:25px;bottom:25px;width:46px;height:46px;border-radius:50%;border:0;background:var(--ink);color:#fff;box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:.2s;z-index:45}.back-top.show{opacity:1;visibility:visible}.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.88);display:none;align-items:center;justify-content:center;z-index:100}.lightbox.open{display:flex}.lightbox img{max-width:92vw;max-height:88vh;object-fit:contain}.lightbox button{position:absolute;right:25px;top:18px;border:0;background:none;color:#fff;font-size:48px;cursor:pointer}
@media(max-width:1050px){.header-inner{grid-template-columns:120px 1fr 190px}.main-nav{gap:2px}.nav-item>a{padding:10px 12px}.category-nav-inner{gap:25px}.category-grid{grid-template-columns:1fr 1fr;grid-template-rows:none}.category-card:first-child{grid-row:auto}.category-card{height:320px}.product-grid,.products-layout .product-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:780px){.container,.container-wide{width:min(100% - 28px,1280px)}.header-inner{height:68px;grid-template-columns:100px 1fr 40px;gap:10px}.brand img{width:82px;height:48px}.menu-toggle{display:block;grid-column:3}.header-search{grid-column:2;grid-row:1;width:100%;height:38px}.main-nav{display:none;position:absolute;left:0;right:0;top:68px;background:#fff;border-top:1px solid var(--line);padding:12px 16px;box-shadow:var(--shadow);align-items:stretch;flex-direction:column}.main-nav.open{display:flex}.nav-item>a{padding:12px}.dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding-left:18px;display:none}.nav-item.open .dropdown{display:block}.category-nav{overflow:auto}.category-nav-inner{width:max-content;min-width:100%;justify-content:flex-start;height:42px;gap:24px;padding:0 14px}.hero-slide{height:600px;background-position:center}.hero-content{left:24px;right:24px;top:auto;bottom:64px;transform:none;background:rgba(255,255,255,.72);backdrop-filter:blur(12px);padding:25px;border-radius:18px}.hero-content.center,.hero-content.right{left:24px;right:24px;transform:none;text-align:left}.hero h1{font-size:34px}.hero p{font-size:17px}.hero-arrow{width:38px;height:48px}.section{padding:62px 0}.feature-banner{min-height:420px;border-radius:18px}.feature-banner .banner-copy{left:24px;right:24px}.category-grid{grid-template-columns:1fr}.category-card{height:310px}.brand-banner{min-height:480px;background-position:65% center}.brand-banner .copy{margin:0 24px;background:rgba(255,255,255,.7);padding:24px;border-radius:16px}.product-grid,.products-layout .product-grid{grid-template-columns:1fr 1fr;gap:10px}.product-card .info{padding:14px 10px 18px}.products-layout{grid-template-columns:1fr;padding-top:22px}.category-sidebar{position:static;display:flex;overflow:auto;gap:8px}.category-sidebar a{min-width:130px;margin:0;padding:12px}.product-top{grid-template-columns:1fr;gap:25px}.product-summary h1{font-size:36px}.form-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:25px}.search-item{grid-template-columns:110px 1fr}.search-item img{width:110px;height:100px}}
@media(max-width:480px){.header-search{display:none}.header-inner{grid-template-columns:1fr 40px}.menu-toggle{grid-column:2}.product-grid,.products-layout .product-grid{grid-template-columns:1fr}.hero-slide{height:560px}.hero-content{bottom:48px}.page-hero h1{font-size:34px}.product-summary h1{font-size:32px}}
.product-content .editor-gallery,.rich-content .editor-gallery{display:grid;gap:16px;margin:28px 0}.product-content .editor-gallery.cols-2,.rich-content .editor-gallery.cols-2{grid-template-columns:repeat(2,1fr)}.product-content .editor-gallery.cols-3,.rich-content .editor-gallery.cols-3{grid-template-columns:repeat(3,1fr)}.product-content .editor-gallery figure,.rich-content .editor-gallery figure{margin:0}@media(max-width:640px){.product-content .editor-gallery.cols-2,.rich-content .editor-gallery.cols-2,.product-content .editor-gallery.cols-3,.rich-content .editor-gallery.cols-3{grid-template-columns:1fr}}