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.contact-section{background:#fff;border-top:1px solid var(--line);padding:60px 0}.contact-inner{display:grid;grid-template-columns:1.3fr 1fr 160px;gap:55px;align-items:center}.contact-inner h2{font-size:30px;font-weight:500;margin-bottom:15px}.contact-inner>div>p{font-size:13px;line-height:2;color:var(--muted);max-width:360px}.contact-channels{display:grid;gap:14px}.contact-channels small{display:block;font-size:11px;color:var(--muted);margin-bottom:3px;letter-spacing:1px}.contact-channels strong{font-size:21px;font-weight:500;letter-spacing:.5px}.contact-channels>a:hover strong{color:var(--orange)}.qq-launch{font-size:16px;display:block}.qq-launch span{font-size:11px;margin-left:14px;color:var(--blue)}.copy-qq,.qq-web{font-size:10px;color:var(--muted);background:none;padding:0;margin:4px 14px 0 0;display:inline-block;border-bottom:1px solid #aebbc6}.wechat-card{background:white;padding:0;color:var(--muted)}.wechat-card img{width:150px;max-height:175px;object-fit:contain}.wechat-card span{display:block;font-size:11px;margin-top:8px}.floating-contact{position:fixed;z-index:15;right:0;top:44%;display:flex;flex-direction:column;background:var(--navy);box-shadow:0 4px 20px #0a254033}.floating-contact a,.floating-contact button{display:flex;align-items:center;justify-content:center;flex-direction:column;width:51px;height:57px;border:0;border-bottom:1px solid #ffffff22;background:transparent;color:white;font-size:11px}.floating-contact span{font-family:Arial;font-size:20px;line-height:1.3}.floating-contact small{font-size:9px;color:#ccdae5}.floating-contact a:hover,.floating-contact button:hover{background:var(--orange)}#wechat-dialog{border:0;padding:32px 35px;max-width:min(430px,calc(100% - 30px));color:var(--ink);text-align:center;box-shadow:0 20px 100px #0004}#wechat-dialog::backdrop{background:#0a2540bb;backdrop-filter:blur(4px)}#wechat-dialog h2{font-size:23px;font-weight:500;margin:12px 0 16px}#wechat-dialog>img{width:290px;max-height:340px;object-fit:contain;margin:auto}#wechat-dialog>p{font-size:11px;color:var(--muted);margin:15px 0 0}.dialog-close{position:absolute;right:8px;top:4px;background:transparent;color:var(--muted);font-size:27px}.copy-status{position:fixed;z-index:30;bottom:30px;left:50%;transform:translateX(-50%);background:var(--deep);color:white;padding:12px 24px;font-size:13px;opacity:0;pointer-events:none;transition:opacity .2s;white-space:nowrap}.copy-status.visible{opacity:1}@media(max-width:1000px){.contact-inner{gap:30px;grid-template-columns:1fr 1fr 130px}.contact-inner h2{font-size:25px}.wechat-card img{width:130px}}@media(max-width:640px){.contact-section{padding:40px 0}.contact-inner{grid-template-columns:1fr 130px;gap:24px}.contact-inner>div:first-child{grid-column:1/-1}.contact-inner h2{font-size:26px}.contact-inner>div>p{margin-bottom:0;font-size:12px}.contact-channels strong{font-size:17px}.contact-channels small{font-size:10px}.qq-launch{font-size:14px}.qq-launch span{font-size:9px;margin-left:7px}.floating-contact{top:auto;bottom:20px;right:8px}.floating-contact a,.floating-contact button{width:34px;height:40px}.floating-contact span{font-size:15px}.floating-contact small{font-size:7px}.floating-contact a:last-child{display:none}#wechat-dialog{padding:25px 22px}#wechat-dialog>img{max-height:320px}}
@media(max-width:640px){body{padding-bottom:50px}.floating-contact{top:auto;bottom:0;right:0;left:0;flex-direction:row;box-shadow:0 -3px 16px #0a254022}.floating-contact a,.floating-contact button{width:33.333%;height:50px;flex-direction:row;gap:9px;border-bottom:0;border-right:1px solid #ffffff22}.floating-contact span{font-size:19px}.floating-contact small{font-size:11px}.floating-contact a:last-child{display:none}}

/* Four product categories, shared by homepage and product hub. */
.main-business>.wrap{grid-template-columns:repeat(4,minmax(0,1fr))}.main-business a{padding:30px}.business-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px}.business-card{display:flex;flex-direction:column;border:1px solid var(--line);background:#f5f8fa;padding:34px;transition:background .2s,transform .2s}.business-card:hover{background:#edf3f7;transform:translateY(-3px)}.business-index{font-size:11px;letter-spacing:2px;color:var(--muted)}.business-card svg{width:160px;height:135px;fill:none;stroke:var(--blue);stroke-width:3;stroke-linecap:round;stroke-linejoin:round;margin:28px 0}.business-card h2{font-size:27px;font-weight:500;margin-bottom:16px}.business-card p{color:var(--muted);font-size:14px;line-height:1.9;flex:1}.business-card b{font-size:13px;font-weight:500;display:flex;justify-content:space-between;padding-top:20px;border-top:1px solid #dbe3ea;margin-top:15px}.business-card b span{color:var(--orange);font-size:22px}.business-nav{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:40px}.business-nav a{border:1px solid var(--line);padding:17px 22px;font-size:17px}.business-nav span{display:block;color:var(--muted);font-size:11px;margin-top:4px}.business-nav .selected{background:var(--navy);color:white;border-color:var(--navy)}.business-nav .selected span{color:#bbd0e2}.lighting-feature{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.category-intro h2{font-size:34px;font-weight:500}.category-intro p{font-size:15px;color:var(--muted);line-height:2;max-width:700px;margin-bottom:28px}.lighting-product{padding:40px;border-top:3px solid var(--orange);background:var(--paper)}.lighting-product h2{font-size:27px;font-weight:500}.lighting-product p{font-size:14px;color:var(--muted);line-height:2;margin-bottom:28px}.lighting-product .text-link{display:table;margin-top:20px}.flashlight-intro{padding:35px 0 50px}.flashlight-guide{padding-top:20px;border-top:1px solid var(--line)}.flashlight-guide p{color:var(--muted)}
@media(max-width:900px){.business-card{padding:24px}.business-card h2{font-size:23px}.business-card p{font-size:12px}.business-card svg{width:130px}.lighting-feature{gap:30px}.category-intro h2{font-size:28px}.lighting-product{padding:28px}.lighting-product h2{font-size:23px}}
@media(max-width:640px){.main-business>.wrap{grid-template-columns:repeat(4,minmax(0,1fr))}.main-business a{padding:16px 10px!important;gap:0;justify-content:center;text-align:center}.main-business a>span{display:none}.main-business small{font-size:8px}.main-business b{font-size:13px}.business-grid{grid-template-columns:1fr;gap:15px}.business-card{padding:24px;position:relative;min-height:230px}.business-index{font-size:9px;max-width:70%}.business-card svg{position:absolute;right:18px;top:32px;width:93px;height:80px;margin:0;opacity:.55}.business-card h2{font-size:25px;margin:24px 0 12px}.business-card p{max-width:75%;font-size:12px;margin-bottom:12px}.business-card b{font-size:12px;padding-top:14px;margin-top:10px}.business-nav{gap:7px;margin-bottom:28px}.business-nav a{padding:12px 8px;font-size:13px}.business-nav span{font-size:9px;line-height:1.5}.lighting-feature{grid-template-columns:1fr;gap:30px}.category-intro h2{font-size:27px}.category-intro p{font-size:13px}.lighting-product{padding:25px}.flashlight-intro{padding:15px 0 30px}}

.flashlight-highlights{padding-top:0}.owner-gallery{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:15px;padding-bottom:35px}.owner-gallery a{border:1px solid var(--line);background:#fff;padding:8px}.owner-gallery img{width:100%;height:auto;aspect-ratio:1;object-fit:contain}.owner-details{max-width:900px;margin:auto}.owner-details>img{width:100%;height:auto;margin:0 auto}.owner-video-grid{display:flex;gap:35px;justify-content:center;flex-wrap:wrap}.owner-video figure{margin:0;flex:0 1 430px;max-width:100%}.owner-video video{display:block;width:100%;height:auto;max-height:650px;background:var(--deep);object-fit:contain}.owner-video figcaption{font-size:12px;color:var(--muted);padding-top:12px;text-align:center}.shop-entrances{margin-top:50px;border-top:1px solid var(--line);padding-top:35px;display:flex;gap:30px;align-items:center;flex-wrap:wrap}.shop-entrances>div{margin-right:auto}.shop-entrances h2{font-size:23px;font-weight:500;margin-bottom:10px}.shop-entrances p{font-size:13px;color:var(--muted);margin-bottom:0}@media(max-width:640px){.owner-gallery{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;padding-bottom:20px}.owner-gallery a{padding:5px}.owner-video-grid{gap:25px}.owner-video video{max-height:560px}.shop-entrances{gap:18px;margin-top:30px}.shop-entrances>div{width:100%}.shop-entrances p{font-size:12px}}

.legal-links{display:flex;gap:15px;flex-wrap:wrap}.legal-links a:hover{color:var(--orange)}

/* Four-category layout: preserve the order on compact screens. */
@media(min-width:901px){.selection-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.business-card{padding:26px}.business-index{font-size:10px;letter-spacing:1px}}
@media(max-width:900px){.main-business>.wrap,.business-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.business-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.selection-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.business-grid,.selection-grid{grid-template-columns:1fr}.main-business small{font-size:10px}.business-nav span{font-size:10px}}

/* Switching-power series and optional model galleries. */
.power-highlights .product-grid,.power-catalog .product-grid,.power-variant-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.power-models{border:1px solid var(--line);background:var(--paper);padding:20px 24px}.power-models summary{cursor:pointer;color:var(--navy);font-size:16px}.power-variant-grid{padding-top:24px}.power-variant-grid figure{margin:0;background:white;padding:14px;min-width:0}.power-variant-grid img{width:100%;height:auto}.power-variant-grid figcaption,.power-specifications figcaption{padding:10px 0;font-size:13px;color:var(--muted);overflow-wrap:anywhere}.power-specifications figure{margin:0 0 32px}.power-specifications figcaption{text-align:center}.power-specifications img{margin-bottom:8px}
@media(max-width:900px){.power-variant-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.power-highlights .product-grid,.power-catalog .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.power-models{padding:16px}.power-variant-grid{gap:12px}.power-variant-grid figure{padding:8px}.power-variant-grid figcaption{font-size:11px}.power-models summary{font-size:14px}}

/* Corporate catalogue layout: horizontal navigation and a persistent product tree. */
:root{--navy:#173d70;--deep:#15345d;--blue:#254e83;--line:#dce1e6;--muted:#657384;--paper:#f4f5f7}
body{background:#f4f5f7;color:#293541}.wrap{width:min(1800px,calc(100% - 80px))}header{background:#fff;border-top:4px solid var(--navy)}
.masthead{height:124px;gap:32px}.brand b{font-size:28px}.brand small{letter-spacing:2px}.brand-mark{font-size:62px}.brand-mark span{font-size:48px}.company-caption{font-size:28px;font-weight:600;color:var(--navy);padding-left:32px;border-color:#b6c5d8;line-height:1.45;white-space:normal}.company-caption small{font-size:14px;font-weight:400;color:#64738a;letter-spacing:1px;margin-top:10px}.header-phone{margin-left:auto;white-space:nowrap;color:var(--navy);line-height:1.4}.header-phone small{display:block;font-size:12px;letter-spacing:2px;color:var(--muted);margin-bottom:4px}.header-phone strong{font-size:25px;font-weight:600}
.nav-bar{background:#fff;color:#233b59;border-top:1px solid #d8dfe8;border-bottom:3px solid var(--navy)}.nav-bar nav{height:58px}.nav-bar a{flex:1;min-width:0;padding:15px 14px;border-right:1px solid #dfe4eb;font-size:17px;font-weight:600;display:flex;align-items:center;justify-content:center}.nav-bar a:first-child{border-left:1px solid #dfe4eb}.nav-bar a.active,.nav-bar a:hover{background:var(--navy);color:white}
.site-layout{display:grid;grid-template-columns:280px minmax(0,1fr);align-items:start;gap:26px;padding:24px 0 50px}.site-sidebar{min-width:0}.sidebar-panel{border:1px solid #d7dce2;background:#f8f8f9}.sidebar-panel>summary{list-style:none;background:var(--navy);color:white;font-size:21px;line-height:1.3;font-weight:600;padding:16px 20px;pointer-events:none}.sidebar-panel>summary::-webkit-details-marker{display:none}.sidebar-toggle-hint{display:none}.sidebar-tree{padding:6px 15px 14px}.side-primary{display:block;padding:15px 10px 12px;border-bottom:1px solid #dce1e6;color:#1a3f70;font-size:17px;font-weight:600}.side-primary small{display:block;font-size:11px;font-weight:400;color:var(--muted);margin-top:3px}.side-primary:hover,.side-primary.selected{background:#e8edf4;color:#154d8b}.sidebar-subgroup{margin:0 0 4px}.sidebar-subgroup>summary{padding:9px 10px;color:#58697c;font-size:12px;cursor:pointer}.sidebar-subgroup>div{padding:0 7px 7px 18px}.sidebar-subgroup a{display:block;padding:7px 5px;color:#5a6878;font-size:12px}.sidebar-subgroup a:hover{color:#17497c;background:#e8edf4}.sidebar-glue{padding:6px 2px}.sidebar-glue a{display:flex;justify-content:space-between;gap:12px;padding:9px 10px;font-size:14px;color:#46576b;border-bottom:1px solid #e8eaee;line-height:1.5}.sidebar-glue a:hover,.sidebar-glue a.selected{background:#e8edf4;color:#153f72}.sidebar-glue a span{color:#8993a0;font-size:11px;align-self:center}.sidebar-search h2,.sidebar-contact h2{background:#e9edf2;border-top:1px solid #d9dfe6;border-bottom:1px solid #d9dfe6;padding:10px 20px;margin:0;font-size:17px;font-weight:600;color:#2d415c}.sidebar-search form{display:grid;gap:11px;padding:18px}.sidebar-search select,.sidebar-search input{width:100%;min-width:0;border:1px solid #bcc8d6;background:white;padding:10px;font:inherit;font-size:13px;color:#45576a;border-radius:0}.sidebar-search .button{padding:9px 14px;justify-self:start;font-size:13px;min-height:40px}.sidebar-contact{padding-bottom:18px}.sidebar-contact>a{display:block;padding:6px 20px;font-size:14px}.sidebar-contact>a:first-of-type{padding-top:16px;font-weight:600;color:var(--navy);font-size:18px}.sidebar-contact button{background:transparent;color:var(--navy);margin:5px 20px;padding:0;border-bottom:1px solid #8a9bb0;font-size:13px}
.site-content{min-width:0;background:white;border:1px solid #e0e4e9;padding:0 24px 24px}.site-content .wrap{width:100%;margin:0}.layout-breadcrumb{display:flex;flex-wrap:wrap;gap:10px;padding:17px 0;font-size:12px;color:#798493;line-height:1.6}.layout-breadcrumb a{color:#455c78}.site-content .hero{margin:0 -1px 0;background:#e5eff6}.site-content .hero img{width:100%;height:auto;object-fit:contain;aspect-ratio:1920/602}.site-content .main-business{background:#f0f3f7;color:#29496e;border:1px solid #dae1e9;border-top:0;margin-bottom:24px}.site-content .main-business>.wrap{grid-template-columns:repeat(4,minmax(0,1fr))}.site-content .main-business a{padding:16px 13px!important;gap:10px;border-color:#d8e0ea}.site-content .main-business a>span{font-size:13px}.site-content .main-business b{font-size:15px;letter-spacing:0}.site-content .main-business small{color:#6e7e91;font-size:10px}.site-content .main-business i{display:none}
.site-content .section{padding:30px 0}.site-content .section-heading{margin-bottom:22px;padding-bottom:12px;border-bottom:2px solid #dce3ec;align-items:center}.site-content .section-heading h1,.site-content .section-heading h2{font-size:24px;letter-spacing:0;color:#23466e}.site-content .section-heading h1>span{font-size:12px;line-height:1.8}.site-content .eyebrow{font-size:10px;letter-spacing:1.6px;margin-bottom:6px}.site-content .text-link{font-size:12px;gap:10px}.site-content .business-grid{gap:14px}.site-content .business-card{padding:20px;min-width:0;background:#f7f8fa}.site-content .business-index{font-size:9px;letter-spacing:.5px}.site-content .business-card svg{height:82px;width:110px;margin:20px 0}.site-content .business-card h2{font-size:22px;margin-bottom:12px}.site-content .business-card p{font-size:12px}.site-content .business-card b{font-size:11px;padding-top:12px;margin-top:10px;gap:6px}.site-content .product-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.site-content .card-copy{padding:16px}.site-content .card-copy h3{font-size:14px}.site-content .product-card:hover{transform:translateY(-2px);box-shadow:0 5px 16px #14365212}.site-content .card-image{padding:16px;aspect-ratio:1.2}.site-content .applications{background:white}.site-content .application-grid a{padding:22px 18px}.site-content .application-grid h3{font-size:18px}.site-content .application-grid p{font-size:12px}.site-content .line-icon{font-size:45px;margin:22px 0}.site-content .about{gap:30px}.site-content .about-panel{padding:30px;min-height:350px}.site-content .about-panel h2,.site-content .about-copy h2{font-size:26px}.site-content .catalog-stats{gap:30px}.site-content .about-copy p{font-size:13px}.site-content .selection{padding:30px 24px;background:var(--deep)}.site-content .selection h2{color:white}.site-content .selection-grid{gap:20px}.site-content .selection-grid h3{font-size:16px}.site-content .selection-grid p{font-size:12px}.site-content .page-banner{background:#eef2f7;color:#264970;padding:25px 28px;margin-bottom:8px}.site-content .page-banner h1{font-size:30px;font-weight:600;letter-spacing:0}.site-content .page-banner p{color:#718197}.site-content .business-nav{gap:9px;margin-bottom:25px}.site-content .business-nav a{font-size:14px;padding:13px 11px}.site-content .business-nav span{font-size:10px}.site-content .category-intro h2{font-size:26px}.site-content .category-intro p{font-size:14px}.site-content .flashlight-intro{padding:15px 0 30px}.site-content .category-tabs{gap:7px;padding-bottom:20px}.site-content .category-tabs button{padding:8px 10px;font-size:12px}.site-content .catalogue-heading{gap:18px;margin-bottom:22px}.site-content .catalogue-heading h2{font-size:23px}.site-content #catalog-search{width:380px}.site-content .breadcrumb{padding-top:14px;padding-bottom:20px}.site-content .product-intro{gap:32px}.site-content .product-overview h1{font-size:25px;line-height:1.5}.site-content .product-photo{padding:24px}.site-content .detail-layout{display:block}.site-content .detail-layout>aside{display:none}.site-content .product-description>h2{font-size:23px}.site-content .power-variant-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.site-content .owner-gallery{gap:10px}.site-content .product-description{font-size:14px}.site-content .owner-video figure{flex-basis:370px}
#global-result-count{font-size:13px;color:var(--muted);margin:8px 0 0}#global-results>.button{margin-top:25px}#global-empty{padding:35px 20px;background:#f4f6f8;color:#64738a;line-height:2}
.contact-section{background:#fff}.floating-contact{right:0}.contact-inner{gap:35px}.footer-top{gap:40px}html{scroll-padding-top:24px}
@media(min-width:1700px){.site-layout{grid-template-columns:310px minmax(0,1fr);gap:28px}.site-content{padding:0 28px 28px}.site-content .product-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.site-content .power-highlights .product-grid,.site-content .power-catalog .product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.site-content .hero{margin-top:0}.masthead{height:140px}.company-caption{font-size:34px}.company-caption small{font-size:16px}.nav-bar a{font-size:19px}}
@media(max-width:1200px){.wrap{width:calc(100% - 48px)}.masthead{gap:22px;height:112px}.company-caption{display:block;font-size:22px;padding-left:22px}.company-caption small{font-size:12px;letter-spacing:0}.header-phone strong{font-size:20px}.brand b{font-size:24px}.brand-mark{font-size:51px}.brand-mark span{font-size:40px}.site-layout{grid-template-columns:240px minmax(0,1fr);gap:20px}.site-content{padding:0 20px 20px}.site-content .business-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-content .business-card svg{position:absolute;right:15px;top:18px;width:70px;height:70px;opacity:.7;margin:0}.site-content .business-card{position:relative}.site-content .business-index{max-width:70%}.site-content .business-card h2{margin-top:22px}.site-content .business-card p{max-width:75%}.site-content .product-grid{gap:14px}.site-content .card-copy{padding:12px}.site-content .card-copy h3{font-size:13px}.site-content .main-business b{font-size:13px}.site-content .main-business small{font-size:9px}.site-content .main-business a>span{display:none}.site-content .application-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-content .about{grid-template-columns:1fr;gap:24px}.site-content .about-panel{min-height:0}.site-content .selection-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-content .catalogue-heading{display:block}.site-content #catalog-search{margin-top:18px;width:100%}.nav-bar a{font-size:15px;padding:14px 8px}.site-content .product-intro{gap:24px}.site-content .product-overview h1{font-size:22px}}
@media(max-width:900px){.company-caption{font-size:20px}.brand{gap:10px}.header-phone{display:none}.masthead{height:100px}.site-layout{grid-template-columns:210px minmax(0,1fr);gap:16px}.site-content{padding:0 16px 16px}.sidebar-panel>summary{font-size:18px;padding:14px 15px}.sidebar-tree{padding:5px 9px 10px}.side-primary{font-size:15px}.sidebar-glue a{font-size:12px;padding:8px}.sidebar-search form{padding:13px}.site-content .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-content .main-business>.wrap{grid-template-columns:repeat(2,minmax(0,1fr))}.site-content .main-business a{padding:12px!important}.site-content .main-business b{font-size:14px}.site-content .business-card{padding:15px}.site-content .business-card svg{width:50px}.site-content .business-card h2{font-size:20px}.site-content .business-card p{max-width:100%}.site-content .section-heading{align-items:flex-start;flex-direction:column;gap:12px}.site-content .section-heading h1,.site-content .section-heading h2{font-size:23px}.site-content .product-intro{grid-template-columns:1fr}.site-content .business-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.site-content .power-variant-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.wrap{width:calc(100% - 28px)}header{border-top-width:3px}.masthead{height:86px;gap:12px}.brand-mark{font-size:42px;letter-spacing:-8px}.brand-mark span{font-size:33px}.brand b{font-size:23px}.brand small{font-size:8px}.company-caption{display:none}.menu-toggle{display:block;font-size:13px;padding:8px 14px;border:1px solid #c3cedb;margin-left:auto;background:white}.nav-bar{border-bottom-width:2px}.nav-bar nav{display:none;width:100%;height:auto;grid-template-columns:repeat(2,minmax(0,1fr))}.nav-bar.open nav{display:grid}.nav-bar a{font-size:14px;padding:12px 8px;text-align:center;border-bottom:1px solid #e3e8ee;justify-content:center}.site-layout{display:flex;flex-direction:column;gap:14px;padding-top:14px;padding-bottom:25px}.site-sidebar,.site-content{width:100%}.sidebar-panel>summary{pointer-events:auto;cursor:pointer;display:flex;align-items:center;justify-content:space-between;padding:13px 16px;font-size:17px}.sidebar-toggle-hint{display:inline;font-size:11px;font-weight:400;color:#d3ddeb}.sidebar-panel:not([open])>.sidebar-tree,.sidebar-panel:not([open])>.sidebar-search,.sidebar-panel:not([open])>.sidebar-contact{display:none}.sidebar-tree{padding:6px 14px 12px}.side-primary{font-size:16px}.sidebar-glue{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.sidebar-glue a{font-size:12px}.sidebar-search form{grid-template-columns:1fr 1fr;padding:14px;gap:10px}.sidebar-search input{grid-column:1/-1;grid-row:2}.sidebar-search button{grid-column:2;grid-row:1;justify-self:stretch!important}.sidebar-contact{display:none}.site-content{padding:0 14px 18px}.layout-breadcrumb{font-size:10px;padding:12px 0;gap:7px}.site-content .hero{margin:0}.site-content .main-business{margin-bottom:4px}.site-content .main-business a{padding:11px 8px!important}.site-content .main-business b{font-size:13px}.site-content .main-business small{font-size:9px}.site-content .section{padding:24px 0}.site-content .section-heading{margin-bottom:18px;padding-bottom:10px}.site-content .section-heading h1,.site-content .section-heading h2{font-size:21px}.site-content .section-heading h1>span{font-size:11px}.site-content .business-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.site-content .business-card{padding:14px;min-height:190px}.site-content .business-card svg{display:none}.site-content .business-index{font-size:8px;max-width:100%}.site-content .business-card h2{font-size:20px;margin:18px 0 8px}.site-content .business-card p{font-size:11px;line-height:1.8;max-width:100%}.site-content .business-card b{font-size:10px;gap:0;padding-top:9px;margin-top:8px}.site-content .business-card b span{font-size:17px}.site-content .product-grid{gap:12px 10px}.site-content .card-image{padding:8px}.site-content .card-copy{padding:10px}.site-content .card-copy h3{font-size:12px;min-height:58px}.site-content .card-copy p{font-size:9px}.site-content .page-banner{padding:20px;margin-bottom:0}.site-content .page-banner h1{font-size:26px}.site-content .page-banner p{font-size:11px}.site-content .business-nav a{font-size:13px;padding:11px}.site-content .category-intro h2{font-size:23px}.site-content .category-intro p{font-size:13px}.site-content .category-tabs button{font-size:11px;padding:7px 8px}.site-content .category-tabs span{font-size:9px;margin-left:4px}.site-content .product-photo{padding:18px}.site-content .product-overview h1{font-size:22px}.site-content .product-description{font-size:13px}.site-content .product-description>h2{font-size:21px}.site-content .owner-gallery{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.site-content .selection{padding:24px 18px}.site-content .selection-grid{grid-template-columns:1fr;gap:18px}.site-content .selection h2{font-size:23px}.site-content .about-panel{padding:25px}.site-content .about-panel h2,.site-content .about-copy h2{font-size:24px}.site-content .power-variant-grid{gap:10px}.site-content .owner-video figure{flex-basis:100%}.contact-inner{grid-template-columns:minmax(0,1fr) 110px;gap:18px}.wechat-card img{width:110px}.contact-channels strong{font-size:16px}.contact-channels{min-width:0}.contact-channels a{overflow-wrap:anywhere}.copyright{font-size:10px}.copy-status{max-width:calc(100% - 24px);white-space:normal;text-align:center}.sidebar-panel .button{min-height:42px}.site-content .flashlight-highlights{padding-top:24px}}

/* Native details/summary controls keep the category hierarchy usable with mouse and keyboard. */
.sidebar-family>.side-primary{display:list-item;list-style-position:inside;cursor:pointer;margin:0;line-height:1.5;font-size:17px;padding:14px 10px;color:#173d70}.sidebar-family>.side-primary::marker{color:#768ba4;font-size:12px}.sidebar-family>.side-primary small{padding-left:16px}.sidebar-family[open]>.side-primary{background:#e9eef5}.family-children{padding:5px 8px 10px 17px}.family-children>a{display:block;font-size:13px;color:#516479;padding:8px 8px;border-bottom:1px solid #e4e8ed;line-height:1.6}.family-children>a:hover,.family-children>a.selected{background:#e9eef5;color:var(--navy)}.family-children .tree-overview{font-size:12px;color:#244a77;font-weight:600}.family-children .sidebar-glue{display:block;padding:0}.sidebar-category{border-bottom:1px solid #dfe5ec}.sidebar-category>summary{font-size:14px;line-height:1.6;padding:10px 8px;cursor:pointer;list-style-position:inside;color:#38516d}.sidebar-category>summary>span{float:right;font-size:11px;color:#7d8ca0}.sidebar-category[open]>summary{background:#e8edf4;color:#173d70}.sidebar-category>div{border-left:2px solid #d4deeb;margin:4px 3px 8px 12px;padding-left:6px}.sidebar-category>div>a{font-size:12px;padding:8px}.sidebar-glue>.tree-overview{font-size:12px;font-weight:600;color:#244a77}.sidebar-glue a.selected{background:#dde7f3;color:#173d70}.subcategory-tabs{display:flex;align-items:center;gap:7px;flex-wrap:wrap;padding:15px;margin-top:14px;background:#f2f5f9;border:1px solid #dbe3ee}.subcategory-tabs>span{font-size:12px;color:#566d88;padding-right:4px}.subcategory-tabs button{font-size:12px;border:1px solid #ced8e5;background:white;padding:7px 10px;color:#536d89}.subcategory-tabs button span{font-size:10px;color:#91a0b3}.subcategory-tabs button.selected{background:var(--navy);color:white;border-color:var(--navy)}.subcategory-tabs button.selected span{color:#dbe6f3}.category-directory{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-bottom:28px}.category-directory a{display:flex;align-items:center;justify-content:space-between;min-height:48px;border:1px solid #dce3ec;background:#f7f9fb;padding:11px 15px;font-size:14px;color:#375370}.category-directory a:hover,.category-directory a.selected{border-color:#244b7b;background:#e5edf7;color:#153e70}.category-state{padding:24px;border:1px solid #d8e1ed;background:#f4f7fb;margin-bottom:25px}.category-state h2{font-size:24px;color:#23466e;margin-bottom:10px}.category-state p{font-size:14px;color:#667d96;line-height:1.9}.series-tree{margin:8px 0;border:1px solid #dce3ed}.series-tree>summary{font-size:12px;color:#3e5978;padding:9px;cursor:pointer;list-style-position:inside}.series-tree>div{padding:0 8px 8px 14px}.series-tree a{display:block;padding:7px 4px;font-size:12px;color:#60738c}.sidebar-search select:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
@media(max-width:900px){.sidebar-family>.side-primary{font-size:15px;padding:13px 7px}.family-children{padding-left:9px;padding-right:3px}.family-children>a,.sidebar-glue a,.sidebar-category>summary{font-size:12px}.sidebar-category>div>a{font-size:11px}.category-directory{grid-template-columns:repeat(2,minmax(0,1fr))}.category-directory a{font-size:12px;padding:9px 11px}}
@media(max-width:640px){.sidebar-family>.side-primary{font-size:16px;min-height:48px}.family-children{padding-left:15px}.sidebar-category>summary,.sidebar-glue a{font-size:13px;min-height:42px}.sidebar-category>div>a{font-size:12px;min-height:40px}.subcategory-tabs{padding:12px;gap:6px}.subcategory-tabs button{font-size:11px;padding:8px}.subcategory-tabs>span{width:100%}.category-directory{gap:8px}.category-directory a{font-size:12px;min-height:47px}.category-state{padding:20px}.category-state h2{font-size:22px}}

/* Independent company, application, resource and guide pages. */
.site-content .editorial-banner{padding:35px 30px;border-left:4px solid var(--navy);background:#eef2f7;margin-bottom:0}.site-content .editorial-banner h1{font-size:32px;letter-spacing:1px;margin:6px 0 14px}.site-content .editorial-banner p{max-width:800px;line-height:1.9;font-size:14px}.editorial-section{padding:38px 0;border-bottom:1px solid #e5e9ee}.editorial-section:last-child{border-bottom:0;padding-bottom:16px}.editorial-kicker,.editorial-heading>span{display:block;color:#a76a34;font-size:11px;letter-spacing:2px;margin-bottom:12px;font-weight:600}.editorial-heading{margin-bottom:26px}.editorial-heading h2{font-size:25px;color:#244970;margin:0 0 10px;line-height:1.5}.editorial-heading p{font-size:14px;color:#748399;margin:0;line-height:1.9}.editorial-lead{font-size:17px;line-height:2;color:#425b77}.company-intro{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:start}.company-intro h2{font-size:28px;color:#23466e;line-height:1.6;margin:0 0 18px}.company-intro p:not(.editorial-lead){font-size:14px;line-height:2.1;color:#667b92}.company-intro .button{margin:14px 8px 0 0}.company-facts{background:#183c69;color:white;padding:30px}.company-facts>span{display:block;font-size:14px;color:#c7d7e9;border-bottom:1px solid #ffffff26;padding-bottom:18px}.company-facts dl{display:grid;grid-template-columns:1fr 1fr;gap:28px 22px;margin:26px 0 0}.company-facts dt{font-size:40px;font-weight:500;line-height:1.1;color:#fff}.company-facts dd{font-size:12px;color:#b8cce2;margin:9px 0 0}.editorial-product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.editorial-product{min-width:0;border:1px solid #dce3ec;display:block;background:white}.editorial-product img{width:100%;height:225px;object-fit:contain;padding:22px;border-bottom:1px solid #e8edf3}.editorial-product>span{display:block;font-size:15px;color:#344f70;padding:15px 16px 8px;line-height:1.6}.editorial-product>small{display:block;font-size:11px;color:#9a6a3a;padding:0 16px 16px}.editorial-product:hover{border-color:#2a5081}.service-principles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}.service-principles>div{border-top:3px solid #d3ddea;padding-top:20px}.service-principles b{font-size:20px;font-weight:500;color:#294d76}.service-principles p{font-size:13px;line-height:2;color:#718299;margin:12px 0 0}.scenario-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}.scenario-card{display:grid;grid-template-columns:38% minmax(0,1fr);border:1px solid #dde4ec;background:white;min-height:230px;transition:border-color .2s}.scenario-card img{width:100%;height:100%;object-fit:contain;padding:20px;border-right:1px solid #e9edf2}.scenario-card>div{padding:26px 22px}.scenario-card small{font-size:10px;color:#9b744a;letter-spacing:1px}.scenario-card h2{font-size:22px;line-height:1.5;color:#284a73;margin:12px 0}.scenario-card p{font-size:13px;line-height:1.95;color:#77879b;margin:0 0 18px}.scenario-card b{font-size:12px;font-weight:500;color:#2c5686;border-bottom:1px solid #afbdd0;padding-bottom:4px}.scenario-card:hover{border-color:#1c477b}.guide-list{margin-top:30px;border-top:1px solid #dbe3ed}.guide-list-row{display:grid;grid-template-columns:60px minmax(0,1fr) 85px;gap:24px;align-items:center;padding:30px 20px;border-bottom:1px solid #dbe3ed}.guide-number{font-size:32px;color:#9eafc5;font-weight:400;align-self:start;padding-top:14px}.guide-list-row small{font-size:11px;color:#8c765d;letter-spacing:1px}.guide-list-row h2{font-size:22px;color:#284b75;margin:9px 0 12px}.guide-list-row p{font-size:13px;color:#73849b;line-height:1.9;margin:0;max-width:730px}.guide-list-row>b{font-size:12px;color:#426387;font-weight:500}.guide-list-row:hover{background:#f6f8fb}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 245px;gap:45px;align-items:start}.editorial-article>section{padding:10px 0 28px}.editorial-article h2{font-size:23px;color:#294e7b;margin:8px 0 16px;line-height:1.5}.editorial-article p{font-size:15px;line-height:2.1;color:#647b95}.article-step{font-size:12px;color:#a77746;letter-spacing:2px}.article-meta{font-size:12px!important;color:#9d8163!important;padding:0 0 20px;border-bottom:1px solid #dfe6ef;margin-bottom:30px}.article-related{padding:24px;background:#f2f5fa;border-top:3px solid #1b4678}.article-related h2{font-size:18px;color:#2b4e79;margin:0 0 18px}.article-related>a{display:block;padding:10px 0;border-bottom:1px solid #dce4ef;font-size:13px;color:#607894}.article-related ul{padding-left:18px;margin:0 0 20px;font-size:13px;color:#657d98;line-height:2.1}.article-related .article-back{color:#234e81;font-size:12px;margin-top:8px}.article-actions{border-top:1px solid #dce4ee;padding-top:24px;display:flex;gap:12px;flex-wrap:wrap}.resource-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.resource-card{min-width:0;border:1px solid #dbe3ed}.resource-card>a{display:block;border-bottom:1px solid #e2e8f0;background:#f7f9fc}.resource-card img{width:100%;height:220px;object-fit:contain;padding:18px}.resource-card>div{padding:22px}.resource-card small{font-size:10px;letter-spacing:.5px;color:#8e7b62}.resource-card h2{font-size:19px;margin:12px 0;color:#2b4f7c;line-height:1.6}.resource-card p{font-size:12px;line-height:1.8;color:#7c8ca2}.resource-card .button{padding:10px 16px;font-size:12px}.resource-download{display:block;font-size:12px;color:#6a7f98;margin:15px 0 0;text-decoration:underline}.resource-paths{display:grid;grid-template-columns:1fr 1fr;gap:24px}.resource-paths>a{display:block;background:#eef3f9;border-top:3px solid #214d7d;padding:28px}.resource-paths small{font-size:10px;letter-spacing:1.5px;color:#a77746}.resource-paths h2{font-size:24px;color:#2b4f7b;margin:14px 0}.resource-paths p{font-size:14px;color:#70849e;line-height:1.9;margin-bottom:24px}.resource-paths b{font-size:12px;color:#2c5586;font-weight:500}.contact-page{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:45px;align-items:start}.contact-page-copy h2{font-size:27px;line-height:1.6;color:#264b79;margin:0 0 18px}.contact-page-channels{margin-top:32px;border-top:1px solid #d9e3ef}.contact-page-channels>a,.contact-page-channels>div{display:block;padding:20px 0;border-bottom:1px solid #dce4ee}.contact-page-channels small{display:block;font-size:12px;color:#8a9bb0;margin-bottom:7px}.contact-page-channels strong{font-size:25px;font-weight:500;color:#214a79}.contact-page-channels>a>span{font-size:12px;color:#7790ae;margin-left:20px}.contact-page-channels .contact-qq{display:block;font-size:23px;color:#214a79}.contact-qq span{font-size:12px;margin-left:20px;color:#7790ae}.contact-page-channels button{padding:0;background:none;font-size:12px;color:#6d86a4;border-bottom:1px solid #b4c3d6;margin:8px 16px 0 0}.contact-page-wechat{padding:24px;background:#f3f6fa;text-align:center;border:1px solid #dce5ef}.contact-page-wechat button{background:white;padding:12px;width:100%;color:#31567f}.contact-page-wechat img{width:100%;height:auto}.contact-page-wechat b{display:block;font-size:13px;font-weight:500;margin-top:10px}.contact-page-wechat p{font-size:11px;color:#8192a8;line-height:1.8;margin:16px 0}.contact-page-wechat>a{display:block;color:#254d7d;font-size:12px;border-top:1px solid #d6e0ec;padding-top:16px}.contact-preparation h2{font-size:24px;color:#274c7a;margin:0 0 25px}.contact-preparation>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px;margin-bottom:20px}.contact-preparation p{border-left:2px solid #bdcee2;padding-left:18px}.contact-preparation b{font-size:16px;font-weight:500;color:#345a85;display:block;margin-bottom:10px}.contact-preparation p span{font-size:13px;line-height:1.9;color:#7a8da5}.compact-footer{background:#ebeff4;border-top:1px solid #d8e0eb}.footer-compact-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:28px 0 22px}.footer-identity b{font-size:16px;font-weight:500;color:#3b5878;display:block}.footer-identity>span{font-size:11px;color:#8292a6;display:block;margin-top:8px;letter-spacing:.5px}.footer-compact-inner nav{display:flex;gap:25px;flex-wrap:wrap;font-size:12px;color:#6e839c}.footer-compact-inner nav a:hover{color:#254d80}.footer-compact-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #d9e1eb;padding:14px 0 18px;font-size:10px;color:#8a9aaf}
@media(max-width:1200px){.scenario-card{grid-template-columns:1fr}.scenario-card img{height:190px;border-right:0;border-bottom:1px solid #e6ecf3}.company-intro{gap:26px}.company-intro h2{font-size:24px}.company-facts{padding:24px}.article-layout{gap:25px;grid-template-columns:minmax(0,1fr) 200px}.resource-card>div{padding:18px}.contact-page{grid-template-columns:minmax(0,1fr) 220px;gap:30px}}
@media(max-width:900px){.company-intro,.article-layout{grid-template-columns:1fr}.company-facts dl{grid-template-columns:repeat(4,1fr);gap:18px}.company-facts dt{font-size:30px}.company-facts dd{font-size:11px}.editorial-product img{height:170px;padding:15px}.editorial-product>span{font-size:13px;padding:12px}.service-principles{gap:18px}.service-principles b{font-size:17px}.guide-list-row{padding:24px 0;gap:15px;grid-template-columns:40px minmax(0,1fr)}.guide-list-row>b{grid-column:2}.guide-number{font-size:27px}.guide-list-row h2{font-size:20px}.resource-grid{grid-template-columns:1fr}.resource-card{display:grid;grid-template-columns:40% minmax(0,1fr)}.resource-card img{height:100%}.resource-card>a{border-bottom:0;border-right:1px solid #e0e7f0}.resource-paths{grid-template-columns:1fr}.contact-page{grid-template-columns:1fr}.contact-page-wechat{max-width:310px;width:100%}.contact-preparation>div{grid-template-columns:1fr;gap:8px}.footer-compact-inner{align-items:flex-start;flex-direction:column;gap:20px}.footer-compact-bottom{flex-wrap:wrap;gap:10px}}
@media(max-width:640px){.site-content .editorial-banner{padding:24px 20px;border-left-width:3px}.site-content .editorial-banner h1{font-size:26px;margin-bottom:12px}.site-content .editorial-banner p{font-size:12px;line-height:1.9}.editorial-section{padding:26px 0}.company-intro h2{font-size:23px}.editorial-lead{font-size:14px;line-height:2}.company-facts{padding:22px}.company-facts dl{grid-template-columns:1fr 1fr;gap:24px}.company-facts dt{font-size:34px}.company-intro .button{font-size:11px;gap:10px;padding:10px 14px;margin-right:5px}.editorial-product-grid{grid-template-columns:1fr;gap:12px}.editorial-product{display:grid;grid-template-columns:115px minmax(0,1fr);grid-template-rows:auto auto}.editorial-product img{grid-row:1/3;width:115px;height:112px;border-right:1px solid #e6ecf3;border-bottom:0;padding:12px}.editorial-product>span{padding:20px 14px 6px;font-size:13px;align-self:end}.editorial-product>small{padding:2px 14px 20px;align-self:start}.editorial-heading h2{font-size:22px}.editorial-heading p{font-size:12px}.service-principles{grid-template-columns:1fr;gap:22px}.service-principles>div{padding-top:14px}.scenario-grid{grid-template-columns:1fr;gap:18px}.scenario-card{grid-template-columns:110px minmax(0,1fr);min-height:210px}.scenario-card img{height:100%;padding:12px;border-right:1px solid #e3eaf2;border-bottom:0}.scenario-card>div{padding:22px 16px}.scenario-card h2{font-size:20px;margin:10px 0}.scenario-card small{font-size:8px;letter-spacing:.5px}.scenario-card p{font-size:12px;margin-bottom:14px}.guide-list-row{grid-template-columns:28px minmax(0,1fr);gap:12px;padding:22px 0}.guide-number{font-size:22px;padding-top:19px}.guide-list-row small{font-size:10px}.guide-list-row h2{font-size:19px;line-height:1.6}.guide-list-row p{font-size:12px}.article-layout{gap:28px}.editorial-article h2{font-size:21px}.editorial-article p{font-size:13px;line-height:2}.article-related{padding:22px}.article-actions .button{font-size:11px;padding:11px 14px;gap:12px}.resource-card{grid-template-columns:1fr}.resource-card img{height:190px}.resource-card>a{border-right:0;border-bottom:1px solid #e0e7f0}.resource-card h2{font-size:20px}.resource-paths>a{padding:24px}.resource-paths h2{font-size:23px}.resource-paths p{font-size:13px}.contact-page-copy h2{font-size:23px}.contact-page-channels strong{font-size:21px;overflow-wrap:anywhere}.contact-page-channels>a>span{display:block;margin:7px 0 0;font-size:11px}.contact-page-wechat{margin:auto;max-width:280px}.contact-preparation h2{font-size:22px;line-height:1.5}.footer-compact-inner{padding:24px 0 20px}.footer-identity b{font-size:13px}.footer-identity>span{font-size:10px;line-height:1.9}.footer-compact-inner nav{gap:12px 22px;font-size:11px}.footer-compact-bottom{font-size:9px;flex-direction:column;gap:6px;padding:12px 0 18px}}
.home-column-summaries{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;padding:30px 0 10px}.home-column-summaries>a{display:block;padding:25px;border-top:3px solid #284d7c;background:#f1f4f9}.home-column-summaries small{font-size:9px;color:#aa7d4f;letter-spacing:1.2px}.home-column-summaries h2{font-size:22px;color:#2b507c;margin:14px 0 12px}.home-column-summaries p{font-size:12px;line-height:1.9;color:#7b8da4;min-height:42px}.home-column-summaries span{display:inline-block;font-size:12px;color:#355e8c;border-bottom:1px solid #a6b7cd;padding-bottom:3px}@media(max-width:900px){.home-column-summaries{gap:13px}.home-column-summaries>a{padding:20px}.home-column-summaries h2{font-size:20px}}@media(max-width:640px){.home-column-summaries{grid-template-columns:1fr;gap:15px;padding-top:24px}.home-column-summaries p{min-height:0}.home-column-summaries>a{padding:22px}}
.sidebar-help p{padding:14px 18px 0;font-size:12px;color:#7c8ea5;line-height:1.9;margin:0}.sidebar-help>a:first-of-type{font-size:13px;font-weight:500;padding:10px 18px 0;color:#2c5586}.sidebar-help{padding-bottom:18px}

/* Dedicated series documentation pages, distinct from product introductions. */
.series-resource-intro{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:28px 0;border-bottom:1px solid #dde5ef}.series-resource-intro>div{max-width:560px}.series-resource-intro p{font-size:14px;color:#73869f;line-height:1.9;margin:0}.series-resource-intro nav{display:flex;gap:10px;flex-shrink:0;flex-wrap:wrap}.series-resource-intro .button{padding:10px 16px;font-size:12px;gap:10px}.series-resource-search{padding:26px 0 14px}.series-resource-search label{display:block;font-size:15px;color:#375a85;font-weight:500;margin-bottom:12px}.series-resource-search>div{display:flex;gap:10px;max-width:800px}.series-resource-search input{min-width:0;flex:1;border:1px solid #bdcddd;background:#fafbfd;padding:11px 14px;font-size:13px}.series-resource-search .button{padding:10px 20px;font-size:13px}.resource-result-count{font-size:12px;color:#8496ad;margin:0 0 12px}.resource-no-results{background:#f3f6fa;border:1px solid #dbe4ee;color:#7890aa;padding:30px;font-size:14px;margin-top:20px;line-height:1.9}.technical-document-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.resource-document{min-width:0;margin:0;border:1px solid #dce4ee;background:white}.resource-document>.document-image{display:block;background:#f8fafc;border-bottom:1px solid #e0e7f0}.resource-document img{width:100%;aspect-ratio:1.3;height:auto;object-fit:contain;padding:16px}.resource-document figcaption{padding:17px 20px}.resource-document h3{font-size:16px;font-weight:500;color:#365b89;line-height:1.6;margin:0 0 12px;overflow-wrap:anywhere}.resource-document figcaption>div{display:flex;gap:20px;flex-wrap:wrap}.resource-document figcaption a{font-size:12px;color:#748ca8;border-bottom:1px solid #bdccdd;padding-bottom:3px}.series-model-documents{border:1px solid #d9e3ef;background:#f3f6fa;padding:20px}.series-model-documents>summary{font-size:17px;color:#305680;cursor:pointer;list-style-position:inside}.series-model-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;padding-top:24px}.series-model-grid .resource-document img{padding:12px;aspect-ratio:1}.series-model-grid .resource-document h3{font-size:14px}.series-model-grid .resource-document figcaption{padding:14px}.series-resource-bottom{display:flex;align-items:center;gap:25px;flex-wrap:wrap;padding:28px 0 10px}.series-resource-bottom>.button{margin-left:auto}@media(max-width:1200px){.series-resource-intro{align-items:flex-start;flex-direction:column}.series-resource-intro>div{max-width:none}.series-model-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.series-resource-intro{padding:22px 0;gap:18px}.series-resource-intro p{font-size:12px}.series-resource-search>div{flex-wrap:wrap;gap:8px}.series-resource-search input{flex-basis:100%;font-size:12px}.series-resource-search .button{font-size:12px;padding:9px 17px}.resource-result-count{font-size:11px;line-height:1.9}.technical-document-grid{grid-template-columns:1fr;gap:18px}.resource-document img{padding:12px}.resource-document figcaption{padding:15px}.series-model-documents{padding:15px}.series-model-documents>summary{font-size:15px}.series-model-grid{gap:10px;padding-top:18px}.series-model-grid .resource-document figcaption{padding:11px}.series-model-grid .resource-document figcaption>div{gap:8px}.series-model-grid .resource-document figcaption a{font-size:10px}.series-model-grid .resource-document h3{font-size:12px}.series-resource-bottom{gap:18px}.series-resource-bottom>.button{margin-left:0}}

/* Product navigation: desktop hover, keyboard focus and touch toggle. */
#primary-navigation>.nav-products{position:relative;display:flex;flex:1;min-width:0;align-items:stretch}
.nav-bar .nav-products-link{border-left:0!important;border-right:0;min-width:0;padding-right:0;padding-left:12px}
.nav-products-toggle{flex:0 0 30px;background:transparent;color:inherit;border-right:1px solid #dfe4eb;font-size:20px;line-height:1;padding:0 7px 3px 0}
.nav-products.is-open>.nav-products-link,.nav-products.is-open>.nav-products-toggle,.nav-products:has(>.active)>.nav-products-toggle{background:var(--navy);color:white}
.nav-products-toggle span{display:block;transition:transform .15s}
.nav-products.is-open>.nav-products-toggle span{transform:rotate(180deg)}
.nav-product-categories{display:none;position:absolute;top:100%;left:0;width:100%;min-width:200px;padding:6px 0;background:#fff;border:1px solid #dce3eb;border-top:3px solid var(--orange);box-shadow:0 12px 24px #12365726;z-index:30;color:#233b59}
.nav-products.is-open>.nav-product-categories{display:grid}
.nav-bar .nav-product-categories>a{display:block;flex:none;min-width:0;padding:13px 22px;text-align:left;border:0!important;font-size:15px;font-weight:500;white-space:nowrap;background:#fff;color:#233b59}
.nav-bar .nav-product-categories>a:hover,.nav-bar .nav-product-categories>a:focus-visible{background:#edf3f8;color:var(--navy);box-shadow:inset 3px 0 var(--orange)}
@media(max-width:900px) and (min-width:641px){.nav-bar .nav-products-link{padding-left:6px}.nav-products-toggle{flex-basis:24px;padding-right:4px}}
@media(max-width:640px){#primary-navigation>.nav-products{grid-column:1/-1;flex-wrap:wrap}.nav-bar .nav-products-link{flex:1;padding-left:42px}.nav-products-toggle{flex-basis:42px;border-bottom:1px solid #e3e8ee}.nav-product-categories{position:static;flex-basis:100%;min-width:0;grid-template-columns:repeat(2,minmax(0,1fr));box-shadow:none;border:0;border-top:2px solid var(--orange);padding:4px 10px;background:#f3f6fa}.nav-bar .nav-product-categories>a{font-size:13px;padding:12px 8px;text-align:center;background:transparent}}

/* Product centre: four stacked families, each beside three real products. */
.product-family-rows{display:grid;gap:28px}
.product-family-row{display:grid;grid-template-columns:210px minmax(0,1fr);gap:22px;padding-bottom:28px;border-bottom:1px solid #dfe5ec;align-items:stretch}
.product-family-row:last-child{border-bottom:0;padding-bottom:0}
.product-family-summary{display:flex;flex-direction:column;align-items:flex-start;padding:24px 20px;background:#f0f4f8;border:1px solid #dce4ed;min-height:280px;transition:border-color .2s,background .2s}
.product-family-summary:hover{border-color:#6482a5;background:#e9f0f7}
.product-family-summary .business-index{font-size:10px;letter-spacing:.4px;color:#7890ab}
.product-family-summary svg{width:90px;height:76px;fill:none;stroke:#315f8e;stroke-width:2.5;margin:20px 0 14px}
.product-family-summary h2{font-size:23px;margin:0 0 13px;color:#193d65}
.product-family-summary p{font-size:12px;color:#71839a;margin:0 0 20px;line-height:1.9}
.product-family-summary b{font-size:12px;margin-top:auto;padding-top:14px;border-top:1px solid #ccd8e5;width:100%;color:#234970}
.family-preview-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;align-items:stretch}
.family-preview-grid .product-card{height:100%;min-width:0}
.site-content .family-preview-grid .card-image{aspect-ratio:1.05;padding:15px}
.site-content .family-preview-grid .card-copy{padding:15px 13px}
.site-content .family-preview-grid .card-copy h3{font-size:14px;min-height:40px;line-height:1.6;margin:8px 0 10px}
.site-content .family-preview-grid .card-copy small{font-size:10px}
.site-content .family-preview-grid .card-copy p{font-size:10px}
.family-preview-empty{min-height:280px}
@media(min-width:1700px){.product-family-row{grid-template-columns:240px minmax(0,1fr);gap:26px}.product-family-summary{padding:28px 24px}.product-family-summary h2{font-size:26px}.site-content .family-preview-grid .card-copy h3{font-size:16px}}
@media(max-width:1200px){.product-family-row{grid-template-columns:170px minmax(0,1fr);gap:16px}.product-family-summary{padding:20px 15px}.product-family-summary h2{font-size:20px}.family-preview-grid{gap:10px}.site-content .family-preview-grid .card-image{padding:8px}.site-content .family-preview-grid .card-copy{padding:12px 10px}.site-content .family-preview-grid .card-copy h3{font-size:12px}}
@media(max-width:1000px){.product-family-row{grid-template-columns:minmax(0,1fr)}.product-family-summary{min-height:0;display:grid;grid-template-columns:70px minmax(0,1fr) auto;gap:6px 16px;padding:20px}.product-family-summary .business-index{grid-column:2/4}.product-family-summary svg{grid-column:1;grid-row:1/4;width:65px;height:62px;margin:0;align-self:center}.product-family-summary h2{grid-column:2;margin:0;font-size:23px}.product-family-summary p{grid-column:2;margin:0}.product-family-summary b{grid-column:3;grid-row:2/4;border:0;padding:0;align-self:center;white-space:nowrap}.family-preview-empty{min-height:150px}}
@media(max-width:640px){.product-family-rows{gap:22px}.product-family-row{gap:12px;padding-bottom:22px}.product-family-summary{padding:16px;grid-template-columns:48px minmax(0,1fr) auto;gap:5px 10px}.product-family-summary svg{width:45px;height:48px}.product-family-summary .business-index{font-size:8px}.product-family-summary h2{font-size:21px}.product-family-summary p{font-size:10px}.product-family-summary b{font-size:10px}.family-preview-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.site-content .family-preview-grid .card-image{padding:4px}.site-content .family-preview-grid .card-copy{padding:8px 6px}.site-content .family-preview-grid .card-copy small{font-size:8px}.site-content .family-preview-grid .card-copy h3{font-size:10px;min-height:48px;line-height:1.6;margin:5px 0}.site-content .family-preview-grid .card-copy p{font-size:9px}.family-preview-empty{min-height:120px}}
#primary-navigation>a{padding-left:0;padding-right:0}
@media(max-width:640px){.family-preview-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.site-content .family-preview-grid .card-image{padding:8px}.site-content .family-preview-grid .card-copy{padding:11px 9px}.site-content .family-preview-grid .card-copy small{font-size:9px}.site-content .family-preview-grid .card-copy h3{font-size:12px;min-height:42px}.site-content .family-preview-grid .card-copy p{font-size:10px}}

/* Tencent TDesign brand icons: shared by desktop and mobile contact bars. */
.floating-contact .contact-brand-icon{display:block;width:24px;height:24px;flex-shrink:0;fill:currentColor;overflow:visible}
.floating-contact a,.floating-contact button{gap:3px}
@media(max-width:640px){.floating-contact .contact-brand-icon{width:22px;height:22px}.floating-contact a,.floating-contact button{gap:9px}}
.floating-contact img.contact-brand-icon{width:27px;height:27px;object-fit:contain}
@media(max-width:640px){.floating-contact img.contact-brand-icon{width:25px;height:25px}}

/* Lightweight selection tools and accessible, full-size product imagery. */
.header-shortlist{font-size:12px;white-space:nowrap;border:1px solid #ccd7e4;padding:9px 12px;color:var(--navy)}
.header-shortlist span{display:inline-block;min-width:20px;text-align:center;color:#fff;background:var(--navy);margin-left:4px}
.selection-page-toolbar{display:flex;justify-content:space-between;gap:15px;padding:12px 0;border-bottom:1px solid var(--line);font-size:12px;color:#71839a;margin-bottom:18px}
.selection-page-toolbar a{color:var(--navy);font-weight:600;white-space:nowrap}
.product-card{display:flex;flex-direction:column}.product-card>a{flex:1}.shortlist-add{background:#f5f7fa;color:var(--navy);border-top:1px solid var(--line);padding:10px 8px;min-height:42px;font-size:12px;width:100%}.shortlist-add[aria-pressed=true]{background:#e5eef8;color:#163f6c;font-weight:600}.shortlist-add:hover{background:#dbe8f5}
.selection-intro>p{font-size:14px;color:#73869f}.selection-items{list-style:none;padding:0;margin:24px 0}.selection-items li{display:flex;justify-content:space-between;align-items:center;gap:24px;border-bottom:1px solid var(--line);padding:20px 0}.selection-items small{display:block;color:#73869f;font-size:12px;margin-bottom:5px}.selection-items a{font-weight:600;color:#234d7a;font-size:17px}.selection-items button{padding:8px 18px;min-height:42px;flex-shrink:0}.selection-actions{display:flex;flex-wrap:wrap;gap:12px}.selection-actions textarea{flex-basis:100%;height:250px;font-size:14px;padding:18px;border:1px solid #bdcddd}.selection-empty{padding:45px 25px;background:#f3f6fa;text-align:center}.selection-empty p{font-size:14px;color:#73869f}.selection-status{position:fixed;z-index:45;bottom:24px;left:50%;transform:translateX(-50%);padding:13px 20px;background:white;border:1px solid #b7c9de;box-shadow:0 6px 26px #12365726;color:#123657;font-size:13px;max-width:calc(100% - 40px)}.selection-status:empty{display:none}
.image-view-link{cursor:zoom-in}.image-viewer{width:min(1100px,94vw);max-width:94vw;max-height:92vh;border:0;padding:0;box-shadow:0 16px 60px #0005;background:white}.image-viewer::backdrop{background:#071a2de0}.image-viewer-toolbar{display:flex;gap:15px;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--line)}.image-viewer-toolbar h2{font-size:15px;margin:0;overflow-wrap:anywhere}.image-viewer button,.image-viewer a{padding:10px 16px;color:#173e68;background:#edf3f8;font-size:13px;min-height:42px}.image-viewport{height:min(65vh,750px);display:flex;align-items:center;justify-content:center;overflow:auto;background:#f5f7fa;padding:12px}.image-viewport img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}.image-viewer.is-zoomed .image-viewport{display:block}.image-viewer.is-zoomed .image-viewport img{max-width:none;max-height:none;margin:auto}.image-viewer-actions{display:flex;justify-content:center;gap:10px;padding:12px;border-top:1px solid var(--line);flex-wrap:wrap}
.video-on-demand{position:relative}.video-play-trigger{position:absolute;left:50%;top:40%;transform:translate(-50%,-50%);background:#123657e8;color:white;padding:15px 22px;border:1px solid #fff8;min-height:48px;white-space:nowrap;font-size:14px;box-shadow:0 4px 15px #0004}.video-direct-link{display:inline-block;color:#315f8e;text-decoration:underline;font-size:12px;margin:10px 0}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
@media(max-width:900px){.header-shortlist{padding:7px;font-size:10px}}
@media(max-width:640px){.header-shortlist{display:none}.selection-page-toolbar{font-size:11px;align-items:center}.selection-page-toolbar span{max-width:55%}.shortlist-add{font-size:11px}.selection-items li{gap:12px}.selection-items a{font-size:14px}.selection-items button{font-size:12px;padding:8px 12px}.selection-status{bottom:65px;font-size:12px;width:calc(100% - 28px)}.image-viewer{max-height:95vh;width:96vw;max-width:96vw}.image-viewer-toolbar{padding:12px}.image-viewer-toolbar h2{font-size:12px}.image-viewport{height:61vh}.image-viewer button,.image-viewer a{font-size:12px;padding:8px 11px}.image-viewer-actions{gap:6px}.video-play-trigger{font-size:12px;padding:12px 16px}}

/* LEDI: continuous product detail images, including future uploads. */
.owner-details{line-height:0}
.owner-details>.image-view-link,.owner-details>img{display:block;margin:0 auto;padding:0;border:0;line-height:0}
.owner-details>.image-view-link>img{display:block;width:100%;max-width:100%;height:auto;margin:0;padding:0;border:0}
.product-description p:has(>img:only-child),.product-description p:has(>.image-view-link:only-child){margin:0;padding:0;line-height:0}
.product-description .image-view-link>img{display:block;margin:0 auto;padding:0;border:0}