:root{
      --theme:#0B3D91;
      --template-theme:{主题色};
      --theme-dark:#072b68;
      --theme-soft:#eaf1fc;
      --ink:#172033;
      --muted:#667085;
      --line:#e3e8ef;
      --surface:#ffffff;
      --page:#f5f7fa;
      --success:#2f6b4f;
      --radius:16px;
      --shadow:0 14px 38px rgba(11,61,145,.10);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--page);
      font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;
      line-height:1.65;
    }
    body,button,input{font:inherit}
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none}
    button{color:inherit}
    .container{
      width:min(1180px,calc(100% - 40px));
      margin-inline:auto;
    }

    .topbar{
      color:#eaf1fc;
      background:#071d42;
      font-size:13px;
    }
    .topbar .container{
      min-height:38px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .topbar-links{
      display:flex;
      align-items:center;
      gap:20px;
    }
    .topbar a{transition:color .2s ease}
    .topbar a:hover{color:#fff}

    .header{
      position:relative;
      z-index:50;
      background:rgba(255,255,255,.98);
      border-bottom:1px solid var(--line);
      box-shadow:0 4px 18px rgba(20,32,51,.04);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:24px;
    }
    .logo{
      min-width:190px;
      display:flex;
      align-items:center;
      gap:11px;
      color:var(--theme-dark);
      font-size:19px;
      font-weight:800;
      letter-spacing:.01em;
    }
    .logo img{
      width:42px;
      height:42px;
      object-fit:contain;
      border-radius:9px;
    }
    .main-nav{
      flex:1;
      align-self:stretch;
    }
    .nav-list{
      height:100%;
      margin:0;
      padding:0;
      display:flex;
      align-items:stretch;
      justify-content:center;
      list-style:none;
    }
    .nav-item{
      position:relative;
      display:flex;
      align-items:center;
    }
    .nav-link{
      height:100%;
      padding:0 14px;
      display:flex;
      align-items:center;
      color:#344054;
      font-size:15px;
      font-weight:700;
      white-space:nowrap;
      transition:color .2s ease,background .2s ease;
    }
    .nav-link:hover,
    .nav-item:focus-within>.nav-link{
      color:var(--theme);
      background:var(--theme-soft);
    }
    .has-arrow::after{
      width:6px;
      height:6px;
      margin-left:7px;
      border-right:1.5px solid currentColor;
      border-bottom:1.5px solid currentColor;
      content:"";
      transform:rotate(45deg) translateY(-2px);
      transition:transform .2s ease;
    }
    .nav-item:hover .has-arrow::after,
    .nav-item:focus-within .has-arrow::after{
      transform:rotate(225deg) translate(-1px,-1px);
    }
    .dropdown-panel,
    .mega-menu{
      position:absolute;
      top:100%;
      left:50%;
      visibility:hidden;
      opacity:0;
      pointer-events:none;
      transform:translate(-50%,8px);
      transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 20px 50px rgba(23,32,51,.16);
    }
    .nav-item:hover>.dropdown-panel,
    .nav-item:focus-within>.dropdown-panel,
    .nav-item:hover>.mega-menu,
    .nav-item:focus-within>.mega-menu{
      visibility:visible;
      opacity:1;
      pointer-events:auto;
      transform:translate(-50%,0);
    }
    .dropdown-panel{
      width:330px;
      padding:22px;
      border-radius:0 0 14px 14px;
    }
    .dropdown-title,
    .mega-heading{
      margin:0 0 13px;
      color:var(--theme-dark);
      font-weight:800;
    }
    .dropdown-list{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .dropdown-list a{
      padding:8px 11px;
      color:#475467;
      background:#f4f7fb;
      border-radius:8px;
      font-size:13px;
      transition:color .2s ease,background .2s ease;
    }
    .dropdown-list a:hover{
      color:var(--theme);
      background:var(--theme-soft);
    }
    .mega-menu{
      width:min(920px,calc(100vw - 40px));
      padding:24px;
      border-radius:0 0 18px 18px;
    }
    .nav-item:nth-child(3) .mega-menu{left:130px}
    .nav-item:nth-child(4) .mega-menu{left:60px}
    .nav-item:nth-child(5) .mega-menu{left:-50px}
    .nav-item:nth-child(6) .mega-menu{left:-180px}
    .mega-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
    }
    .mega-card{
      min-width:0;
      padding:13px;
      display:grid;
      grid-template-columns:46px minmax(0,1fr);
      column-gap:12px;
      align-items:center;
      border:1px solid var(--line);
      border-radius:12px;
      transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
    }
    .mega-card:hover{
      border-color:#abc2e7;
      transform:translateY(-2px);
      box-shadow:0 8px 20px rgba(11,61,145,.09);
    }
    .mega-card img{
      grid-row:1/4;
      width:46px;
      height:46px;
      object-fit:contain;
      border-radius:9px;
      background:#f4f7fb;
    }
    .mega-card strong,
    .mega-card small{
      min-width:0;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .mega-card strong{
      color:#25324a;
      font-size:14px;
    }
    .mega-card small{
      color:var(--muted);
      font-size:12px;
    }
    .mega-footer{
      margin-top:17px;
      padding-top:14px;
      display:block;
      color:var(--theme);
      border-top:1px solid var(--line);
      text-align:right;
      font-size:14px;
      font-weight:800;
    }
    .header-btns{
      display:flex;
      align-items:center;
      gap:9px;
      white-space:nowrap;
    }
    .member-link,
    .open-account{
      padding:9px 14px;
      border-radius:9px;
      font-size:14px;
      font-weight:800;
    }
    .member-link{
      color:var(--theme);
      border:1px solid #b9ccec;
      background:#fff;
    }
    .open-account{
      color:#fff;
      border:1px solid var(--theme);
      background:var(--theme);
      box-shadow:0 7px 15px rgba(11,61,145,.18);
    }
    .member-link:hover{background:var(--theme-soft)}
    .open-account:hover{background:var(--theme-dark)}
    .hamburger{
      width:42px;
      height:42px;
      padding:9px;
      display:none;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:5px;
      cursor:pointer;
      border:1px solid var(--line);
      border-radius:10px;
      background:#fff;
    }
    .hamburger span{
      width:20px;
      height:2px;
      display:block;
      background:var(--ink);
      transition:transform .2s ease,opacity .2s ease;
    }
    .hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
    .hamburger.active span:nth-child(2){opacity:0}
    .hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

    .drawer-overlay{
      position:fixed;
      inset:0;
      z-index:98;
      visibility:hidden;
      opacity:0;
      background:rgba(7,20,42,.6);
      backdrop-filter:blur(2px);
      transition:opacity .25s ease,visibility .25s ease;
    }
    .drawer-overlay.open{
      visibility:visible;
      opacity:1;
    }
    .mobile-drawer{
      position:fixed;
      top:0;
      right:0;
      bottom:0;
      z-index:99;
      width:min(390px,90vw);
      overflow-y:auto;
      background:#fff;
      box-shadow:-20px 0 50px rgba(0,0,0,.18);
      transform:translateX(105%);
      transition:transform .25s ease;
    }
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{
      min-height:72px;
      padding:14px 18px;
      display:flex;
      align-items:center;
      gap:12px;
      color:#fff;
      background:var(--theme-dark);
    }
    .drawer-head>a{
      padding:7px 10px;
      border:1px solid rgba(255,255,255,.3);
      border-radius:7px;
      font-size:14px;
    }
    .drawer-close{
      width:38px;
      height:38px;
      margin-left:auto;
      color:#fff;
      cursor:pointer;
      border:0;
      background:transparent;
      font-size:30px;
      line-height:1;
    }
    .drawer-menu{padding:12px 18px 28px}
    .drawer-link,
    .drawer-toggle{
      width:100%;
      min-height:48px;
      padding:11px 6px;
      display:flex;
      align-items:center;
      border:0;
      border-bottom:1px solid var(--line);
      background:transparent;
      text-align:left;
      font-weight:800;
      cursor:pointer;
    }
    .drawer-toggle{
      justify-content:space-between;
    }
    .drawer-toggle::after{
      width:8px;
      height:8px;
      border-right:2px solid var(--muted);
      border-bottom:2px solid var(--muted);
      content:"";
      transform:rotate(45deg);
      transition:transform .2s ease;
    }
    .drawer-toggle.active::after{transform:rotate(225deg)}
    .drawer-submenu{
      max-height:0;
      overflow:hidden;
      background:#f7f9fc;
      transition:max-height .3s ease;
    }
    .drawer-submenu.open{max-height:700px}
    .drawer-submenu a{
      padding:10px 15px;
      display:block;
      color:#475467;
      border-bottom:1px solid #e8edf4;
      font-size:14px;
    }
    .drawer-submenu a:hover{color:var(--theme)}

    .productlist-main{
      min-height:680px;
      padding-bottom:80px;
    }
    .productlist-main .product-hero{
      position:relative;
      overflow:hidden;
      padding:74px 0 66px;
      color:#fff;
      background:
        radial-gradient(circle at 15% 20%,rgba(255,255,255,.14),transparent 28%),
        radial-gradient(circle at 85% 80%,rgba(106,157,226,.28),transparent 30%),
        linear-gradient(135deg,#071d42 0%,#0B3D91 56%,#195aa9 100%);
    }
    .productlist-main .product-hero::before,
    .productlist-main .product-hero::after{
      position:absolute;
      content:"";
      border:1px solid rgba(255,255,255,.13);
      border-radius:50%;
    }
    .productlist-main .product-hero::before{
      width:430px;
      height:430px;
      top:-290px;
      right:7%;
    }
    .productlist-main .product-hero::after{
      width:290px;
      height:290px;
      bottom:-220px;
      left:8%;
    }
    .productlist-main .hero-inner{
      position:relative;
      z-index:1;
      max-width:820px;
    }
    .productlist-main .breadcrumb{
      margin-bottom:20px;
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:9px;
      color:#cbd9ee;
      font-size:14px;
    }
    .productlist-main .breadcrumb a:hover{color:#fff}
    .productlist-main .eyebrow{
      margin:0 0 12px;
      color:#d6e5ff;
      font-size:13px;
      font-weight:800;
      letter-spacing:.14em;
    }
    .productlist-main .product-hero h1{
      margin:0;
      font-size:clamp(34px,5vw,58px);
      line-height:1.15;
      letter-spacing:-.03em;
    }
    .productlist-main .product-hero p{
      max-width:700px;
      margin:20px 0 0;
      color:#e5edf9;
      font-size:17px;
    }
    .productlist-main .category-section{
      position:relative;
      z-index:2;
      margin-top:-24px;
    }
    .productlist-main .category-panel{
      padding:22px;
      display:flex;
      align-items:flex-start;
      gap:20px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .productlist-main .category-panel h2{
      flex:0 0 auto;
      margin:7px 0 0;
      color:#25324a;
      font-size:16px;
    }
    .productlist-main .category-links{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
    }
    .productlist-main .category-link{
      padding:8px 13px;
      color:#344054;
      background:#f5f7fa;
      border:1px solid #e3e8ef;
      border-radius:999px;
      font-size:14px;
      font-weight:700;
      transition:all .2s ease;
    }
    .productlist-main .category-link:hover{
      color:#fff;
      background:var(--theme);
      border-color:var(--theme);
      transform:translateY(-1px);
    }
    .productlist-main .catalog-section{padding-top:52px}
    .productlist-main .section-head{
      margin-bottom:24px;
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
    }
    .productlist-main .section-head h2{
      margin:0 0 5px;
      color:#172033;
      font-size:30px;
      line-height:1.25;
    }
    .productlist-main .section-head p{
      margin:0;
      color:var(--muted);
    }
    .productlist-main .catalog-note{
      padding:7px 11px;
      color:var(--success);
      background:#eaf4ef;
      border:1px solid #cee4d8;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      white-space:nowrap;
    }
    .productlist-main .product-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:22px;
    }
    .productlist-main .product-card{
      min-width:0;
      overflow:hidden;
      display:flex;
      flex-direction:column;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:0 8px 24px rgba(23,32,51,.05);
      transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
    }
    .productlist-main .product-card:hover{
      transform:translateY(-5px);
      border-color:#b9ccec;
      box-shadow:var(--shadow);
    }
    .productlist-main .product-image{
      position:relative;
      overflow:hidden;
      aspect-ratio:16/10;
      background:linear-gradient(145deg,#edf3fc,#dbe7f8);
    }
    .productlist-main .product-image img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .35s ease;
    }
    .productlist-main .product-card:hover .product-image img{transform:scale(1.035)}
    .productlist-main .product-type{
      position:absolute;
      top:14px;
      left:14px;
      padding:6px 10px;
      color:#fff;
      background:rgba(7,29,66,.86);
      border:1px solid rgba(255,255,255,.2);
      border-radius:999px;
      backdrop-filter:blur(8px);
      font-size:12px;
      font-weight:800;
    }
    .productlist-main .product-body{
      min-width:0;
      padding:21px;
      display:flex;
      flex:1;
      flex-direction:column;
    }
    .productlist-main .product-date{
      margin-bottom:9px;
      color:#7b8494;
      font-size:13px;
    }
    .productlist-main .product-title{
      margin:0 0 11px;
      color:#172033;
      font-size:20px;
      line-height:1.4;
    }
    .productlist-main .product-title a:hover{color:var(--theme)}
    .productlist-main .product-summary{
      margin:0 0 20px;
      display:-webkit-box;
      overflow:hidden;
      color:#667085;
      font-size:14px;
      line-height:1.75;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:3;
    }
    .productlist-main .product-actions{
      margin-top:auto;
      padding-top:15px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      border-top:1px solid #edf0f4;
    }
    .productlist-main .product-views{
      color:#7b8494;
      font-size:13px;
    }
    .productlist-main .detail-link{
      color:var(--theme);
      font-size:14px;
      font-weight:800;
    }
    .productlist-main .detail-link:hover{color:var(--theme-dark)}
    .productlist-main .pagination{
      margin-top:38px;
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      justify-content:center;
      gap:8px;
    }
    .productlist-main .pagination a{
      min-width:42px;
      height:42px;
      padding:0 13px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#475467;
      background:#fff;
      border:1px solid var(--line);
      border-radius:9px;
      font-size:14px;
      font-weight:700;
      transition:all .2s ease;
    }
    .productlist-main .pagination a:hover,
    .productlist-main .pagination a.active,
    .productlist-main .pagination a.current{
      color:#fff;
      background:var(--theme);
      border-color:var(--theme);
    }
    .productlist-main .product-guide{
      margin-top:58px;
      padding:30px;
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
      color:#eef4ff;
      background:#102746;
      border-radius:20px;
    }
    .productlist-main .guide-item{
      padding:5px 16px;
      border-left:2px solid #5f8ed0;
    }
    .productlist-main .guide-item strong{
      margin-bottom:5px;
      display:block;
      color:#fff;
      font-size:16px;
    }
    .productlist-main .guide-item p{
      margin:0;
      color:#c7d3e4;
      font-size:13px;
    }

    .footer{
      color:#cbd5e3;
      background:#08172d;
    }
    .footer .container{padding-top:58px}
    .footer-grid{
      display:grid;
      grid-template-columns:1.45fr 1fr 1fr 1.15fr;
      gap:38px;
    }
    .footer h3{
      margin:0 0 17px;
      color:#fff;
      font-size:16px;
    }
    .footer p{
      margin:7px 0;
      font-size:14px;
    }
    .footer-brand p{
      max-width:360px;
      color:#aebbd0;
    }
    .footer-links{
      display:flex;
      flex-direction:column;
      align-items:flex-start;
      gap:9px;
    }
    .footer-links a,
    .footer p a{
      font-size:14px;
      transition:color .2s ease;
    }
    .footer-links a:hover,
    .footer p a:hover{color:#fff}
    .footer-bottom{
      margin-top:44px;
      padding:20px 0 24px;
      color:#94a3b8;
      border-top:1px solid rgba(255,255,255,.1);
      text-align:center;
      font-size:13px;
    }

    @media (max-width:1080px){
      .main-nav{display:none}
      .hamburger{display:flex}
      .header-inner{min-height:70px}
      .header-btns{margin-left:auto}
      .productlist-main .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    }
    @media (max-width:720px){
      .container{width:min(100% - 28px,1180px)}
      .topbar .container{
        padding:8px 0;
        align-items:flex-start;
        flex-direction:column;
        gap:3px;
      }
      .topbar-links{
        width:100%;
        align-items:flex-start;
        flex-direction:column;
        gap:2px;
      }
      .logo{min-width:0}
      .logo span{
        max-width:145px;
        overflow:hidden;
        text-overflow:ellipsis;
        white-space:nowrap;
        font-size:16px;
      }
      .member-link{display:none}
      .open-account{padding:8px 11px}
      .productlist-main .product-hero{padding:50px 0 54px}
      .productlist-main .product-hero p{font-size:15px}
      .productlist-main .category-panel{
        padding:18px;
        flex-direction:column;
        gap:12px;
      }
      .productlist-main .category-panel h2{margin:0}
      .productlist-main .catalog-section{padding-top:40px}
      .productlist-main .section-head{
        align-items:flex-start;
        flex-direction:column;
        gap:12px;
      }
      .productlist-main .section-head h2{font-size:26px}
      .productlist-main .product-grid{grid-template-columns:1fr}
      .productlist-main .product-guide{
        padding:23px;
        grid-template-columns:1fr;
      }
      .footer-grid{grid-template-columns:1fr}
      .footer .container{padding-top:44px}
    }
    @media (max-width:420px){
      .header-inner{gap:8px}
      .logo img{width:36px;height:36px}
      .open-account{display:none}
      .productlist-main .product-actions{
        align-items:flex-start;
        flex-direction:column;
      }
    }