:root{--yzy-primary:#2563eb;--yzy-primary-dark:#1d4ed8;--yzy-text:#172033;--yzy-muted:#667085;--yzy-border:#d8dee8;--yzy-surface:#fff;--yzy-page:#f5f7fb}*{box-sizing:border-box}.yzy-ogmiao-body{margin:0;background:var(--yzy-page);color:var(--yzy-text);font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif}.yzy-ogmiao-header{height:64px;border-bottom:1px solid var(--yzy-border);background:#fff}.yzy-ogmiao-header-inner{display:flex;align-items:center;gap:28px;max-width:1240px;height:100%;margin:auto;padding:0 24px}.yzy-ogmiao-brand{display:flex;align-items:center;gap:9px;color:#101828;text-decoration:none;font-size:18px;font-weight:750;white-space:nowrap}.yzy-ogmiao-brand-mark{width:18px;height:18px;border-radius:4px;background:var(--yzy-primary);box-shadow:7px -5px 0 -4px #60a5fa}.yzy-ogmiao-header-search{display:flex;width:min(350px,36vw);height:34px;border:1px solid var(--yzy-border);border-radius:5px;overflow:hidden}.yzy-ogmiao-header-search input{min-width:0;flex:1;border:0;padding:0 10px;outline:0;font:13px inherit}.yzy-ogmiao-header-search button{border:0;background:#f2f4f7;color:#475467;padding:0 12px;font:12px inherit;cursor:pointer}.yzy-ogmiao-nav{display:flex;align-self:stretch;margin-left:auto}.yzy-ogmiao-nav a{display:flex;align-items:center;padding:0 11px;border-bottom:2px solid transparent;color:#475467;text-decoration:none;font-size:13px;white-space:nowrap}.yzy-ogmiao-nav a:hover{border-color:var(--yzy-primary);color:var(--yzy-primary)}.yzy-ogmiao-nav .is-register{height:32px;align-self:center;margin-left:8px;border:0;border-radius:5px;background:var(--yzy-primary);color:#fff}.yzy-ogmiao-main{max-width:1240px;margin:auto;padding:24px}.yzy-ogmiao-title{display:flex;align-items:center;gap:14px;margin-bottom:18px}.yzy-ogmiao-title>a{color:var(--yzy-muted);text-decoration:none;font-size:13px}.yzy-ogmiao-title h1{margin:0;padding-left:14px;border-left:1px solid var(--yzy-border);font-size:22px;font-weight:650}.yzy-category-box,.yzy-product-section{margin-bottom:14px;border:1px solid #e5eaf1;border-radius:8px;background:var(--yzy-surface);box-shadow:0 2px 8px rgba(16,24,40,.035)}.yzy-category-box{padding:14px 16px}.yzy-category-row{display:flex;align-items:center;justify-content:space-between}.yzy-category-label{min-width:88px;color:var(--yzy-primary);font-size:14px;font-weight:650}.yzy-category-grid{display:flex;flex-wrap:wrap;gap:8px;margin-top:9px}.yzy-category-item{display:flex;align-items:center;justify-content:center;min-height:32px;gap:7px;padding:0 12px;border:1px solid #cfd7e4;border-radius:5px;background:#fff;color:#344054;text-decoration:none;font-size:13px;transition:border-color .15s,background .15s,color .15s}.yzy-category-item small{color:#98a2b3;font-size:11px}.yzy-category-item:hover,.yzy-category-item.is-active{border-color:var(--yzy-primary);background:#eff6ff;color:var(--yzy-primary)}.yzy-category-item.is-active small{color:#3b82f6}.yzy-series-toggle{height:28px;padding:0 9px;border:1px solid var(--yzy-border);border-radius:4px;background:#fff;color:#475467;font-size:12px;cursor:pointer}.yzy-series-search,.yzy-product-search{position:relative;margin-top:10px}.yzy-series-search input,.yzy-product-search input{width:100%;height:36px;padding:0 34px 0 11px;border:1px solid var(--yzy-border);border-radius:5px;outline:0;font:13px inherit}.yzy-series-search input:focus,.yzy-product-search input:focus{border-color:var(--yzy-primary);box-shadow:0 0 0 2px rgba(37,99,235,.1)}.yzy-series-search button,.yzy-product-search button{position:absolute;top:5px;right:5px;display:none;width:26px;height:26px;border:0;border-radius:3px;background:transparent;color:#667085;font-size:18px;cursor:pointer}.yzy-series-search button.is-visible,.yzy-product-search button.is-visible{display:block}.yzy-search-empty{margin:10px 0 0;color:#98a2b3;font-size:13px}.yzy-product-section{padding:18px}.yzy-product-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;padding-bottom:14px;border-bottom:1px solid #edf0f5}.yzy-product-heading span{display:block;margin-bottom:4px;color:#98a2b3;font-size:11px}.yzy-product-heading h2{margin:0;font-size:18px;font-weight:650}.yzy-product-heading>b{color:#667085;font-size:12px;font-weight:500}.yzy-products-container{position:relative;display:flex;flex-wrap:wrap;align-items:flex-start;min-height:100px;margin:14px -6px -6px}.yzy-product-item{width:25%;padding:6px;transition:opacity .2s}.yzy-product-card{display:flex;height:100%;min-height:260px;flex-direction:column;overflow:hidden;border:1px solid #e5eaf1;border-radius:7px;background:#fff;box-shadow:0 2px 6px rgba(16,24,40,.045);transition:transform .18s,box-shadow .18s}.yzy-product-card:hover{transform:translateY(-3px);box-shadow:0 8px 18px rgba(16,24,40,.1)}.yzy-product-card-body{display:flex;min-height:0;flex:1;flex-direction:column;padding:14px}.yzy-product-card-title{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}.yzy-product-card-title h3{margin:0;color:#1d2939;font-size:15px;line-height:1.45}.yzy-product-card-title span{flex:none;padding:2px 5px;border-radius:3px;background:#ecfdf3;color:#027a48;font-size:10px;white-space:nowrap}.yzy-product-card-title .is-soldout{background:#fef3f2;color:#b42318}.yzy-product-description{margin-top:10px;color:#667085;font-size:12px;line-height:1.6}.yzy-product-description.is-collapsed{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.yzy-description-toggle{align-self:flex-start;margin-top:4px;padding:0;border:0;background:transparent;color:var(--yzy-primary);font-size:12px;cursor:pointer}.yzy-product-specs{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin:12px 0 0}.yzy-product-specs div{min-width:0;padding:6px 7px;border-radius:4px;background:#f8fafc}.yzy-product-specs dt{color:#98a2b3;font-size:10px}.yzy-product-specs dd{overflow:hidden;margin:3px 0 0;color:#475467;font-size:11px;text-overflow:ellipsis;white-space:nowrap}.yzy-product-price{margin-top:auto;padding-top:13px;color:var(--yzy-primary);font-size:14px}.yzy-product-price b{font-size:22px}.yzy-product-price span{color:#667085;font-size:11px}.yzy-buy-button,.yzy-buy-disabled{display:flex;height:42px;align-items:center;justify-content:center;border-top:1px solid #e5eaf1;color:var(--yzy-primary);font-size:13px;font-weight:650;text-decoration:none}.yzy-buy-button:hover{background:var(--yzy-primary);color:#fff}.yzy-buy-disabled{background:#f8fafc;color:#98a2b3}.yzy-empty-state{display:flex;min-height:160px;align-items:center;justify-content:center;flex-direction:column;gap:10px;color:#667085;font-size:13px}.yzy-empty-state a{color:var(--yzy-primary);text-decoration:none}@media (max-width:1100px){.yzy-product-item{width:33.333%}}@media (max-width:768px){.yzy-ogmiao-header-inner{padding:0 14px;gap:13px}.yzy-ogmiao-header-search{width:auto;flex:1}.yzy-ogmiao-nav a{padding:0 7px;font-size:12px}.yzy-ogmiao-main{padding:16px 12px}.yzy-product-item{width:50%}}@media (max-width:576px){.yzy-ogmiao-header{height:auto}.yzy-ogmiao-header-inner{min-height:58px;flex-wrap:wrap;padding:10px 12px;gap:9px}.yzy-ogmiao-brand{font-size:15px}.yzy-ogmiao-brand-mark{width:15px;height:15px}.yzy-ogmiao-header-search{order:3;width:100%;flex-basis:100%;height:32px}.yzy-ogmiao-nav{margin-left:auto;height:28px}.yzy-ogmiao-nav a{display:none}.yzy-ogmiao-nav .is-register{display:flex;margin:0;padding:0 9px;font-size:12px}.yzy-ogmiao-main{padding:12px}.yzy-ogmiao-title{margin-bottom:12px}.yzy-ogmiao-title h1{font-size:18px}.yzy-category-box{padding:10px;margin-bottom:10px}.yzy-category-label{width:100%;font-size:12px}.yzy-category-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;margin-top:8px}.yzy-category-item{width:100%;min-width:0;height:31px;padding:0 7px;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.yzy-category-item small{display:none}.yzy-series-search{margin-top:8px}.yzy-series-search input,.yzy-product-search input{height:34px;font-size:12px}.yzy-product-section{padding:12px;margin-bottom:0}.yzy-product-heading{padding-bottom:10px}.yzy-product-heading h2{font-size:16px}.yzy-product-heading>b{font-size:11px}.yzy-product-search{margin-top:9px}.yzy-products-container{margin:10px 0 0}.yzy-product-item{width:100%;padding:0 0 10px}.yzy-product-card{min-height:0}.yzy-product-card:hover{transform:none}.yzy-product-card-body{padding:13px}.yzy-product-description{font-size:12px}.yzy-product-specs{gap:5px;margin-top:10px}.yzy-product-price{padding-top:11px}.yzy-series-toggle{height:26px;font-size:11px}.yzy-secondgroup-box.is-collapsed .yzy-series-search,.yzy-secondgroup-box.is-collapsed .yzy-category-grid,.yzy-secondgroup-box.is-collapsed .yzy-search-empty{display:none}}


/* Screenshot-matched mobile product picker. */
.yzy-mobile-product-bar,.yzy-product-picker,.yzy-product-picker-backdrop{display:none}
@media(max-width:576px){
  .yzy-ogmiao-title,.yzy-firstgroup-box,.yzy-secondgroup-box{display:none}
  .yzy-mobile-product-bar{display:grid;grid-template-columns:70px minmax(0,1fr) 70px;align-items:center;height:52px;margin:0 -12px 10px;border-top:1px solid #eef1f5;border-bottom:1px solid #e4e7ec;background:#fff}
  .yzy-mobile-product-bar>a{display:flex;height:100%;align-items:center;justify-content:center;color:#344054;text-decoration:none;font-size:12px;white-space:nowrap}
  .yzy-mobile-product-bar>a:last-child{border-left:1px solid #eef1f5}
  .yzy-mobile-product-bar>button{display:flex;min-width:0;height:100%;align-items:center;justify-content:center;gap:7px;padding:0 8px;border:0;background:#fff;color:#111827;font-size:13px;font-weight:600;cursor:pointer}
  .yzy-mobile-product-bar>button span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .yzy-mobile-product-bar>button i{font-style:normal;color:#667085}
  .yzy-product-picker-backdrop{position:fixed;inset:0;z-index:1190;display:block;background:rgba(15,23,42,.36);opacity:0;visibility:hidden;transition:none}
  .yzy-product-picker-backdrop.is-open{opacity:1;visibility:visible}
  body.yzy-picker-open{overflow:hidden}
  .yzy-product-picker{position:fixed;z-index:1200;inset:0;display:flex;flex-direction:column;background:#fff;visibility:hidden;transform:translateX(100%);transition:none}
  .yzy-product-picker.is-open{visibility:visible;transform:translateX(0)}
  .yzy-product-picker>header{position:relative;display:flex;height:58px;flex:none;align-items:center;justify-content:center;border-bottom:1px solid #e5e7eb;background:#fff}
  .yzy-product-picker>header h2{margin:0;color:#1f2937;font-size:17px;font-weight:600;letter-spacing:0}
  .yzy-product-picker>header button{position:absolute;right:14px;top:13px;display:flex;width:32px;height:32px;align-items:center;justify-content:center;padding:0;border:1px solid #9ca3af;border-radius:50%;background:#fff;color:#4b5563;font-size:21px;line-height:1;cursor:pointer}
  .yzy-product-picker-body{display:grid;grid-template-columns:31% 69%;min-height:0;flex:1;overflow:hidden}
  .yzy-product-picker-categories{min-height:0;overflow-y:auto;background:#f2f7fc;border-right:8px solid #e1e6ed}
  .yzy-picker-category{position:relative;display:flex;width:100%;min-height:70px;align-items:center;padding:12px 10px 12px 16px;border:0;border-bottom:1px solid #e8edf3;background:transparent;color:#475467;text-align:left;font-size:12px;line-height:1.55;cursor:pointer;white-space:normal}
  .yzy-picker-category.is-active{background:#fff;color:#0876d1}
  .yzy-picker-category.is-active:before{position:absolute;top:0;bottom:0;left:0;width:3px;background:#0876d1;content:""}
  .yzy-product-picker-groups{min-height:0;overflow-y:auto;padding:22px 14px 34px 18px;background:#fff}
  .yzy-picker-region{display:none}
  .yzy-picker-region.is-active{display:block}
  .yzy-picker-region h3{margin:0 0 18px;color:#101828;font-size:14px;font-weight:700;line-height:1.5}
  .yzy-picker-group-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 8px}
  .yzy-picker-group-grid a{display:flex;min-width:0;min-height:50px;align-items:center;justify-content:center;padding:7px 6px;border:1px solid #d0d5dd;border-radius:3px;background:#fff;color:#475467;text-align:center;text-decoration:none;font-size:11px;line-height:1.45;overflow-wrap:anywhere}
  .yzy-picker-group-grid a.is-active{border-color:#b8d8f3;background:#edf7ff;color:#0876d1}
}


/* Screenshot-matched desktop catalog. Mobile picker rules remain unchanged. */
[hidden]{display:none!important}
.yzy-desktop-market-layout{display:block}.yzy-desktop-sidebar,.yzy-login-notice,.yzy-product-display-specs,.yzy-ogmiao-primary-nav{display:none}
@media(min-width:769px){
  .yzy-ogmiao-header-inner{max-width:none;width:100%;padding:0 16px;gap:20px}
  .yzy-ogmiao-brand{flex:none;font-size:16px}
  .yzy-ogmiao-primary-nav{display:flex;align-self:stretch;align-items:center;gap:4px}
  .yzy-ogmiao-primary-nav a{display:flex;height:100%;align-items:center;padding:0 10px;border-bottom:2px solid transparent;color:#344054;text-decoration:none;font-size:13px;white-space:nowrap}
  .yzy-ogmiao-primary-nav a:hover{border-color:#2563eb;color:#2563eb}
  .yzy-ogmiao-header-search{width:180px;height:34px;margin-left:auto}
  .yzy-ogmiao-header-search button{width:36px;padding:0;font-size:15px}
  .yzy-ogmiao-nav{flex:none;margin-left:0}
  .yzy-ogmiao-nav .is-register{height:64px;margin-left:8px;padding:0 20px;border-radius:0}
  .yzy-mobile-only{display:none!important}
  .yzy-ogmiao-main{max-width:none;padding:0 0 48px}
  .yzy-ogmiao-title{height:50px;margin:0;padding:0 20px;border-bottom:1px solid #e5e7eb;background:#fff}
    .yzy-ogmiao-title h1{font-size:16px;font-weight:700}
  .yzy-firstgroup-box,.yzy-secondgroup-box{display:none}
  .yzy-desktop-market-layout{display:grid;grid-template-columns:244px minmax(0,1fr);min-height:calc(100vh - 114px);background:#f6f7f9}
  .yzy-desktop-sidebar{display:block;grid-column:1;min-width:0;border-right:1px solid #e4e7ec;background:#fff}
  .yzy-desktop-products{grid-column:2;min-width:0;padding:18px 14px 50px}
  .yzy-login-notice{display:flex;min-height:44px;align-items:center;gap:10px;margin-bottom:13px;padding:8px 14px;border:1px solid #a8d1ff;background:#e3f2ff;color:#1d4ed8;font-size:12px}
  .yzy-login-notice>i{display:flex;width:17px;height:17px;align-items:center;justify-content:center;border-radius:50%;background:#0b66ff;color:#fff;font-style:normal;font-weight:700}
  .yzy-desktop-sidebar-search{padding:10px}
  .yzy-desktop-sidebar-search input{width:100%;height:34px;padding:0 10px 0 30px;border:1px solid #d0d5dd;border-radius:3px;outline:0;background:#fff;font:12px inherit}
  .yzy-desktop-sidebar-search:before{position:absolute;margin:9px 0 0 10px;color:#98a2b3;content:"⌕"}
  .yzy-desktop-tree-region>button{display:flex;width:100%;min-height:42px;align-items:center;justify-content:space-between;padding:0 13px;border:0;border-top:1px solid #f0f2f5;background:#fff;color:#344054;text-align:left;font:12px inherit;cursor:pointer}
  .yzy-desktop-tree-region>button i{font-style:normal;color:#98a2b3;transition:transform .18s}
  .yzy-desktop-tree-region.is-open>button{color:#2563eb;font-weight:600}
  .yzy-desktop-tree-region.is-open>button i{transform:rotate(180deg)}
  .yzy-desktop-tree-groups{display:none;padding:2px 0 8px;background:#fff}
  .yzy-desktop-tree-region.is-open>.yzy-desktop-tree-groups{display:block}
  .yzy-desktop-tree-groups a{display:block;overflow:hidden;height:36px;padding:0 14px 0 25px;color:#667085;text-decoration:none;font-size:11px;line-height:36px;text-overflow:ellipsis;white-space:nowrap}
  .yzy-desktop-tree-groups a:hover{background:#f5f8ff;color:#2563eb}
  .yzy-desktop-tree-groups a.is-active{border-left:3px solid #2563eb;background:#eef5ff;color:#2563eb;padding-left:22px}
  .yzy-login-notice a{color:#075bd8;font-weight:600}
  .yzy-product-section{margin:0;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none}
  .yzy-product-heading,.yzy-product-search{display:none}
  .yzy-products-container{display:grid;grid-template-columns:repeat(4,304px);gap:16px;align-items:start;justify-content:start;min-height:0;margin:0}
  .yzy-product-item{width:304px;padding:0}
  .yzy-product-card{min-height:342px;border:1px solid #dfe3e8;border-radius:0;box-shadow:none}
  .yzy-product-card:hover{transform:none;box-shadow:none}
  .yzy-product-card-body{padding:0}
  .yzy-product-card-title{display:flex;min-height:43px;align-items:center;padding:0 16px;border-bottom:1px solid #e8ebef;background:#fafafa}
  .yzy-product-card-title h3{overflow:hidden;flex:1;margin:0;padding-right:12px;color:#20262e;font-size:14px;font-weight:650;text-overflow:ellipsis;white-space:nowrap}
  .yzy-product-card-title span{position:relative;padding:0 0 0 13px;border-radius:0;background:transparent!important;color:#7b8796!important;font-size:11px}
  .yzy-product-card-title span:before{position:absolute;top:0;bottom:0;left:0;width:1px;background:#e3e6ea;content:""}
  .yzy-product-display-specs{display:block;margin:0;padding:11px 20px 3px}
  .yzy-product-display-specs div{display:flex;min-height:26px;align-items:center;justify-content:space-between;gap:12px}
  .yzy-product-display-specs dt{flex:none;color:#303640;font-size:12px;font-weight:600}
  .yzy-product-display-specs dd{overflow:hidden;margin:0;color:#6f7d8d;font-size:12px;text-align:right;text-overflow:ellipsis;white-space:nowrap}
  .yzy-product-description{margin:16px 20px 0;font-size:12px;line-height:1.7}
  .yzy-description-toggle{margin:5px 20px 0;font-size:11px}
  .yzy-product-price{margin-top:auto;padding:7px 20px 16px;color:#e91e35;font-size:13px;font-weight:600}
  .yzy-product-price b{font-size:24px;font-weight:750}
  .yzy-product-price span{color:#7f8a99;font-size:11px;font-weight:400}
  .yzy-buy-button,.yzy-buy-disabled{height:43px;border:0;font-size:13px;font-weight:600}
  .yzy-buy-button{background:#075bfa;color:#fff}
  .yzy-buy-button:hover{background:#0752df;color:#fff}
  .yzy-buy-disabled{background:#e7e9ed;color:#5f6670}
}
@media(min-width:769px) and (max-width:1540px){.yzy-products-container{grid-template-columns:repeat(3,304px)}.yzy-ogmiao-header-inner{gap:10px}.yzy-ogmiao-primary-nav a{padding:0 6px;font-size:12px}.yzy-ogmiao-header-search{width:145px}.yzy-ogmiao-nav a{padding:0 7px}.yzy-ogmiao-nav .is-register{padding:0 13px}}
@media(min-width:769px) and (max-width:1220px){.yzy-products-container{grid-template-columns:repeat(2,304px)}.yzy-ogmiao-primary-nav a:nth-last-child(-n+2){display:none}.yzy-ogmiao-header-search{width:120px}}

/* Auth navigation state: guest/user groups are mutually exclusive. */
[hidden],
.yzy-auth-links[hidden],
.yzy-buy-auth[hidden],
.yzy-mobile-auth[hidden]{display:none!important}
.yzy-auth-links{display:inline-flex;align-items:center;gap:8px}
.yzy-auth-links button,.yzy-buy-auth button{border:0;background:transparent;color:inherit;cursor:pointer;font:inherit}
.yzy-buy-auth{display:inline-flex;align-items:center;gap:8px}
.yzy-buy-auth a,.yzy-buy-auth button{white-space:nowrap}
@media(max-width:576px){
  .yzy-ogmiao-nav .yzy-auth-links>a:first-child{display:inline-flex!important}
}

@media(max-width:576px){
  html,body{width:100%;max-width:100%;overflow-x:hidden}
  .yzy-ogmiao-header{width:100%;max-width:100%;overflow:hidden}
  .yzy-ogmiao-header-inner{width:100%;min-width:0;padding:0 12px;gap:8px}
  .yzy-ogmiao-brand{min-width:0;flex:0 1 auto;font-size:15px}
  .yzy-ogmiao-brand-mark{flex:none}
  .yzy-ogmiao-header-search{min-width:0;flex:1;width:auto;margin:0}
  .yzy-ogmiao-nav{flex:none}
  .yzy-ogmiao-nav>a,.yzy-ogmiao-nav .is-register{display:none}
  .yzy-ogmiao-nav .yzy-auth-links{gap:4px}
  .yzy-ogmiao-main{width:100%;max-width:100%;min-width:0;padding:0 12px 28px;overflow:hidden}
  .yzy-product-picker-body{width:100%;max-width:100%;grid-template-columns:minmax(108px,31%) minmax(0,69%)}
  .yzy-product-picker-categories,.yzy-product-picker-groups{min-width:0;max-width:100%}
  .yzy-product-picker-groups{overflow-x:hidden}
  .yzy-picker-group-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .yzy-product-picker{transition:none!important}
  .yzy-product-picker.is-open{visibility:visible!important;transform:translateX(0)!important}
  .yzy-product-picker-backdrop{transition:none!important}
  .yzy-product-picker-backdrop.is-open{visibility:visible!important;opacity:1!important}
}