:root{
      --theme:#0B3D91;
      --theme-dark:#072b67;
      --theme-soft:#eaf1fb;
      --accent:#c99a3d;
      --ink:#132033;
      --muted:#667085;
      --line:#dfe5ee;
      --surface:#fff;
      --page:#f5f7fa;
      --danger:#a71930;
      --radius:16px;
      --shadow:0 16px 42px rgba(13,35,66,.1);
    }
    *{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.drawer-lock{overflow:hidden}
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none}
    button,input,select{font:inherit}
    button{color:inherit}
    .container{width:min(1180px,calc(100% - 40px));margin-inline:auto}

    .topbar{
      position:relative;
      z-index:110;
      color:#dce8fa;
      background:#061b3b;
      border-bottom:1px solid rgba(255,255,255,.08);
      font-size:13px;
    }
    .topbar-inner{
      min-height:36px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .topbar-contact{display:flex;align-items:center;gap:20px}
    .topbar a{transition:color .2s ease}
    .topbar a:hover{color:#fff}

    .header{
      position:relative;
      z-index:100;
      background:rgba(255,255,255,.98);
      border-bottom:1px solid var(--line);
      box-shadow:0 4px 18px rgba(8,31,67,.04);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:24px;
    }
    .logo{
      min-width:170px;
      display:inline-flex;
      align-items:center;
      gap:10px;
      color:var(--theme);
      font-size:19px;
      font-weight:800;
      letter-spacing:.01em;
    }
    .logo img{
      width:42px;
      height:42px;
      object-fit:contain;
      border-radius:10px;
    }
    .main-nav{align-self:stretch;flex:1}
    .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:stretch;
    }
    .nav-item>a{
      position:relative;
      display:flex;
      align-items:center;
      padding:0 13px;
      color:#26364b;
      font-size:15px;
      font-weight:650;
      white-space:nowrap;
    }
    .nav-item>a::after{
      content:"";
      position:absolute;
      right:13px;
      bottom:17px;
      left:13px;
      height:2px;
      background:var(--theme);
      transform:scaleX(0);
      transition:transform .2s ease;
    }
    .nav-item:hover>a,
    .nav-item:focus-within>a{color:var(--theme)}
    .nav-item:hover>a::after,
    .nav-item:focus-within>a::after{transform:scaleX(1)}

    .dropdown-panel,
    .mega-menu{
      position:absolute;
      top:100%;
      left:50%;
      z-index:120;
      visibility:hidden;
      opacity:0;
      transform:translate(-50%,10px);
      pointer-events:none;
      background:#fff;
      border:1px solid var(--line);
      border-radius:0 0 16px 16px;
      box-shadow:0 24px 50px rgba(8,31,67,.16);
      transition:opacity .2s ease,transform .2s ease,visibility .2s;
    }
    .dropdown-panel::before,
    .mega-menu::before{
      content:"";
      position:absolute;
      right:0;
      bottom:100%;
      left:0;
      height:10px;
    }
    .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;
      transform:translate(-50%,0);
      pointer-events:auto;
    }
    .dropdown-panel{width:350px;padding:18px}
    .dropdown-title,
    .mega-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding-bottom:12px;
      border-bottom:1px solid var(--line);
    }
    .dropdown-title span,
    .mega-head strong{color:#15243a;font-size:15px}
    .dropdown-title>a,
    .mega-head>a{color:var(--theme);font-size:13px;font-weight:700}
    .dropdown-list{padding-top:8px}
    .dropdown-list>a{
      display:block;
      padding:9px 8px;
      color:#435168;
      border-radius:8px;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .dropdown-list>a:hover{color:var(--theme);background:var(--theme-soft)}
    .mega-menu{
      width:min(780px,calc(100vw - 48px));
      padding:20px;
    }
    .mega-menu.mega-wide{width:min(980px,calc(100vw - 48px))}
    .mega-categories{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      padding:14px 0;
    }
    .mega-categories a{
      padding:6px 11px;
      color:#40516a;
      background:#f1f4f8;
      border-radius:999px;
      font-size:13px;
    }
    .mega-categories a:hover{color:#fff;background:var(--theme)}
    .mega-grid{
      padding-top:14px;
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:10px;
    }
    .mega-categories+.mega-grid{padding-top:0}
    .mega-card{
      min-width:0;
      padding:12px;
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#34445a;
      background:#f8fafc;
      border:1px solid #edf0f4;
      border-radius:11px;
      transition:border-color .2s ease,transform .2s ease,background .2s ease;
    }
    .mega-card:hover{
      color:var(--theme);
      background:#fff;
      border-color:#a9bfdf;
      transform:translateY(-2px);
    }
    .mega-card>img,
    .mega-media>img{
      width:48px;
      height:48px;
      flex:0 0 48px;
      object-fit:cover;
      border-radius:9px;
      background:#fff;
    }
    .mega-card>div{min-width:0}
    .mega-card strong{
      display:block;
      color:#18283e;
      font-size:14px;
      line-height:1.4;
    }
    .mega-card p,
    .mega-card small{
      margin:4px 0 0;
      display:block;
      color:#69768a;
      font-size:12px;
      line-height:1.5;
    }
    .mega-card p{
      display:-webkit-box;
      overflow:hidden;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:2;
    }
    .mega-meta{
      margin-top:5px;
      display:flex;
      flex-wrap:wrap;
      gap:4px 8px;
      color:#738096;
      font-size:11px;
    }

    .header-btns{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:10px;
      white-space:nowrap;
    }
    .header-btns>a,
    .header-btns>button:not(.hamburger){
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:40px;
      padding:8px 14px;
      border-radius:9px;
    }
    .open-account{
      color:#fff;
      background:var(--theme);
      font-size:14px;
      font-weight:750;
      box-shadow:0 8px 18px rgba(11,61,145,.2);
    }
    .open-account:hover{background:var(--theme-dark)}
    .hamburger{
      width:44px;
      height:42px;
      padding:10px;
      display:none;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:5px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:9px;
      cursor:pointer;
    }
    .hamburger span{
      width:20px;
      height:2px;
      background:var(--theme);
      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:190;
      visibility:hidden;
      opacity:0;
      background:rgba(3,14,31,.62);
      transition:opacity .25s ease,visibility .25s;
    }
    .drawer-overlay.open{visibility:visible;opacity:1}
    .mobile-drawer{
      position:fixed;
      top:0;
      right:0;
      z-index:200;
      width:min(390px,90vw);
      height:100dvh;
      overflow-y:auto;
      background:#fff;
      box-shadow:-20px 0 50px rgba(0,0,0,.2);
      transform:translateX(105%);
      transition:transform .28s ease;
    }
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{
      min-height:72px;
      padding:14px 18px;
      display:flex;
      align-items:center;
      gap:10px;
      color:#fff;
      background:var(--theme);
    }
    .drawer-head>a{
      padding:7px 10px;
      background:rgba(255,255,255,.14);
      border-radius:8px;
      font-size:14px;
    }
    .drawer-close{
      width:38px;
      height:38px;
      margin-left:auto;
      color:#fff;
      background:transparent;
      border:1px solid rgba(255,255,255,.35);
      border-radius:9px;
      font-size:27px;
      line-height:1;
      cursor:pointer;
    }
    .drawer-menu{padding:14px 18px 30px}
    .drawer-link,
    .drawer-toggle{
      width:100%;
      min-height:48px;
      padding:11px 4px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      text-align:left;
      background:transparent;
      border:0;
      border-bottom:1px solid #e8ecf2;
      color:#26364b;
      font-weight:700;
      cursor:pointer;
    }
    .drawer-toggle::after{
      content:"+";
      color:var(--theme);
      font-size:20px;
      font-weight:400;
    }
    .drawer-toggle.active::after{content:"−"}
    .drawer-submenu{
      display:none;
      padding:7px 0 9px 14px;
      border-bottom:1px solid #e8ecf2;
    }
    .drawer-submenu.open{display:block}
    .drawer-submenu a{
      display:block;
      padding:8px 4px;
      color:#5c697b;
      font-size:14px;
    }
    .drawer-submenu a:hover{color:var(--theme)}

    .productlist-main{min-height:660px}
    .productlist-main .product-hero{
      position:relative;
      overflow:hidden;
      padding:70px 0 62px;
      color:#fff;
      background:
        radial-gradient(circle at 82% 20%,rgba(201,154,61,.28),transparent 24%),
        linear-gradient(130deg,#061b3b 0%,#0B3D91 58%,#082b66 100%);
    }
    .productlist-main .product-hero::before,
    .productlist-main .product-hero::after{
      content:"";
      position:absolute;
      border:1px solid rgba(255,255,255,.12);
      border-radius:50%;
    }
    .productlist-main .product-hero::before{
      width:380px;
      height:380px;
      right:-100px;
      top:-210px;
    }
    .productlist-main .product-hero::after{
      width:250px;
      height:250px;
      right:100px;
      bottom:-180px;
    }
    .productlist-main .hero-kicker{
      margin:0 0 12px;
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#f3d594;
      font-size:13px;
      font-weight:800;
      letter-spacing:.12em;
    }
    .productlist-main .hero-kicker::before{
      content:"";
      width:28px;
      height:2px;
      background:#d7ad59;
    }
    .productlist-main .product-hero h1{
      max-width:820px;
      margin:0;
      font-size:clamp(34px,5vw,58px);
      line-height:1.16;
      letter-spacing:-.03em;
    }
    .productlist-main .product-hero p{
      max-width:720px;
      margin:18px 0 0;
      color:#d8e4f5;
      font-size:17px;
    }
    .productlist-main .hero-points{
      margin-top:28px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .productlist-main .hero-points span{
      padding:7px 13px;
      color:#eef4fc;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.16);
      border-radius:999px;
      font-size:13px;
      backdrop-filter:blur(7px);
    }
    .productlist-main .catalog-shell{
      padding:54px 0 76px;
    }
    .productlist-main .catalog-bar{
      margin-bottom:24px;
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
    }
    .productlist-main .section-label{
      margin:0 0 5px;
      color:var(--theme);
      font-size:13px;
      font-weight:800;
      letter-spacing:.1em;
    }
    .productlist-main .catalog-bar h2{
      margin:0;
      color:#12223a;
      font-size:clamp(25px,3vw,36px);
      line-height:1.25;
    }
    .productlist-main .catalog-note{
      max-width:500px;
      margin:0;
      color:var(--muted);
      text-align:right;
      font-size:14px;
    }
    .productlist-main .category-strip{
      margin-bottom:30px;
      padding:14px;
      display:flex;
      align-items:center;
      gap:9px;
      overflow-x:auto;
      background:#fff;
      border:1px solid var(--line);
      border-radius:14px;
      box-shadow:0 8px 25px rgba(13,35,66,.05);
      scrollbar-width:thin;
    }
    .productlist-main .category-strip>a{
      flex:0 0 auto;
      padding:9px 15px;
      color:#40516a;
      background:#f2f5f9;
      border:1px solid transparent;
      border-radius:999px;
      font-size:14px;
      font-weight:700;
      transition:.2s ease;
    }
    .productlist-main .category-strip>a:hover{
      color:#fff;
      background:var(--theme);
      border-color:var(--theme);
    }
    .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 9px 30px rgba(13,35,66,.06);
      transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
    }
    .productlist-main .product-card:hover{
      transform:translateY(-5px);
      border-color:#b6c9e5;
      box-shadow:var(--shadow);
    }
    .productlist-main .product-image{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
      display:block;
      background:linear-gradient(135deg,#e7eef8,#f7f9fc);
    }
    .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-badge{
      position:absolute;
      top:13px;
      left:13px;
      padding:5px 10px;
      color:#fff;
      background:rgba(7,43,103,.9);
      border:1px solid rgba(255,255,255,.22);
      border-radius:999px;
      font-size:12px;
      font-weight:750;
      backdrop-filter:blur(6px);
    }
    .productlist-main .product-card-body{
      min-width:0;
      flex:1;
      padding:21px;
      display:flex;
      flex-direction:column;
    }
    .productlist-main .product-card h3{
      margin:0;
      color:#14243b;
      font-size:20px;
      line-height:1.42;
    }
    .productlist-main .product-card h3 a:hover{color:var(--theme)}
    .productlist-main .product-summary{
      margin:11px 0 18px;
      min-height:4.8em;
      color:#667387;
      display:-webkit-box;
      overflow:hidden;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:3;
      font-size:14px;
    }
    .productlist-main .product-meta{
      margin-top:auto;
      padding-top:14px;
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      justify-content:space-between;
      gap:8px;
      color:#7b8799;
      border-top:1px solid #e8ecf2;
      font-size:12px;
    }
    .productlist-main .product-price{color:var(--danger);font-weight:800}
    .productlist-main .product-action{
      margin-top:15px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .productlist-main .detail-link{
      color:var(--theme);
      font-size:14px;
      font-weight:800;
    }
    .productlist-main .detail-link::after{content:" →"}
    .productlist-main .detail-link:hover{color:var(--theme-dark)}
    .productlist-main .pagination{
      margin-top:40px;
      display:flex;
      flex-wrap:wrap;
      justify-content:center;
      gap:8px;
    }
    .productlist-main .pagination a{
      min-width:42px;
      min-height:42px;
      padding:8px 13px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#435168;
      background:#fff;
      border:1px solid var(--line);
      border-radius:9px;
      font-weight:700;
    }
    .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 .catalog-help{
      margin-top:48px;
      padding:30px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      color:#fff;
      background:linear-gradient(125deg,#071d40,#0B3D91);
      border-radius:18px;
      box-shadow:var(--shadow);
    }
    .productlist-main .catalog-help h2{margin:0 0 5px;font-size:23px}
    .productlist-main .catalog-help p{margin:0;color:#d8e4f5}
    .productlist-main .catalog-help a{
      flex:0 0 auto;
      padding:11px 18px;
      color:#10223e;
      background:#f1d28e;
      border-radius:9px;
      font-weight:800;
    }

    .footer{
      color:#cbd6e7;
      background:#07172f;
      border-top:4px solid var(--theme);
    }
    .footer-main{
      padding:58px 0 46px;
      display:grid;
      grid-template-columns:1.45fr 1fr 1fr 1fr;
      gap:44px;
    }
    .footer .logo{color:#fff}
    .footer-brand p{
      max-width:390px;
      margin:18px 0;
      color:#aebbd0;
      font-size:14px;
    }
    .footer-social{color:#fff}
    .footer h3{
      margin:7px 0 16px;
      color:#fff;
      font-size:16px;
    }
    .footer-links,
    .footer-contact{
      display:flex;
      flex-direction:column;
      align-items:flex-start;
      gap:9px;
      color:#aebbd0;
      font-size:14px;
    }
    .footer-links a,
    .footer-contact a{transition:color .2s ease}
    .footer-links a:hover,
    .footer-contact a:hover{color:#fff}
    .footer-contact span{color:#7f91ab;font-size:12px}
    .footer-bottom{
      border-top:1px solid rgba(255,255,255,.1);
      color:#8495ad;
      font-size:13px;
    }
    .footer-bottom-inner{
      min-height:68px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .footer-bottom-links{display:flex;gap:18px}
    .footer-bottom-links a:hover{color:#fff}

    @media (max-width:1120px){
      .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-main{grid-template-columns:repeat(2,minmax(0,1fr))}
    }
    @media (max-width:760px){
      .container{width:min(100% - 28px,1180px)}
      .topbar-inner{padding:8px 0;align-items:flex-start;flex-direction:column;gap:3px}
      .topbar-contact{gap:5px 16px;flex-wrap:wrap}
      .header-inner{gap:10px}
      .logo{min-width:0;font-size:16px}
      .logo img{width:36px;height:36px}
      .header-btns>*:not(.hamburger):not(.open-account){display:none}
      .open-account{padding:7px 10px;font-size:13px}
      .productlist-main .product-hero{padding:52px 0 46px}
      .productlist-main .product-hero p{font-size:15px}
      .productlist-main .catalog-shell{padding:40px 0 55px}
      .productlist-main .catalog-bar{align-items:flex-start;flex-direction:column;gap:10px}
      .productlist-main .catalog-note{text-align:left}
      .productlist-main .product-grid{grid-template-columns:1fr}
      .productlist-main .product-summary{min-height:auto}
      .productlist-main .catalog-help{padding:24px;align-items:flex-start;flex-direction:column}
      .footer-main{padding:44px 0 35px;grid-template-columns:1fr;gap:28px}
      .footer-bottom-inner{padding:18px 0;align-items:flex-start;flex-direction:column;gap:8px}
      .footer-bottom-links{flex-wrap:wrap}
    }
    @media (max-width:430px){
      .logo span{max-width:118px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
      .open-account{display:none}
      .productlist-main .product-card-body{padding:18px}
    }