:root{
      --theme:#0B3D91;
      --theme-dark:#072b68;
      --theme-soft:#eaf1fc;
      --ink:#111827;
      --muted:#64748b;
      --line:#dce3ee;
      --paper:#ffffff;
      --surface:#f5f7fb;
      --success:#087f5b;
      --shadow:0 18px 45px rgba(15,23,42,.09);
      --radius:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--surface);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;
      line-height:1.65;
    }
    body,button,input,select{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:0 auto}

    .topbar{
      position:relative;
      z-index:60;
      color:#dbeafe;
      background:#071326;
      font-size:13px;
    }
    .topbar-inner{
      min-height:36px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .topbar-info{display:flex;align-items:center;gap:22px}
    .topbar a{transition:color .2s ease}
    .topbar a:hover{color:#fff}

    .header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(255,255,255,.97);
      border-bottom:1px solid rgba(220,227,238,.9);
      backdrop-filter:blur(16px);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      gap:26px;
    }
    .logo{
      min-width:190px;
      display:flex;
      align-items:center;
      gap:11px;
      color:var(--theme);
      font-size:18px;
      font-weight:800;
      letter-spacing:-.02em;
    }
    .logo img{
      width:42px;
      height:42px;
      object-fit:contain;
      border-radius:10px;
    }
    .main-nav{align-self:stretch;margin-left:auto}
    .nav-list{
      height:100%;
      display:flex;
      align-items:stretch;
      gap:2px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .nav-item{
      position:relative;
      display:flex;
      align-items:center;
    }
    .nav-link{
      min-height:76px;
      display:flex;
      align-items:center;
      padding:0 12px;
      color:#243047;
      font-size:15px;
      font-weight:650;
      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{
      content:"";
      width:6px;
      height:6px;
      margin:-4px 0 0 8px;
      border-right:1.5px solid currentColor;
      border-bottom:1.5px solid currentColor;
      transform:rotate(45deg);
    }
    .dropdown-panel,
    .mega-menu{
      position:absolute;
      top:100%;
      left:0;
      z-index:70;
      visibility:hidden;
      opacity:0;
      transform:translateY(8px);
      pointer-events:none;
      background:#fff;
      border:1px solid var(--line);
      border-radius:0 0 16px 16px;
      box-shadow:var(--shadow);
      transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
    }
    .dropdown-panel::before,
    .mega-menu::before{
      content:"";
      position:absolute;
      right:0;
      bottom:100%;
      left:0;
      height:8px;
    }
    .nav-item:hover>.dropdown-panel,
    .nav-item:hover>.mega-menu,
    .nav-item:focus-within>.dropdown-panel,
    .nav-item:focus-within>.mega-menu{
      visibility:visible;
      opacity:1;
      transform:translateY(0);
      pointer-events:auto;
    }
    .dropdown-panel{
      width:320px;
      padding:10px;
    }
    .dropdown-panel>a:not(.mega-footer){
      display:block;
      padding:10px 12px;
      border-radius:9px;
      color:#334155;
      font-size:14px;
    }
    .dropdown-panel>a:not(.mega-footer):hover{
      color:var(--theme);
      background:var(--theme-soft);
    }
    .mega-menu{
      left:50%;
      width:min(820px,88vw);
      padding:20px;
      transform:translate(-50%,8px);
    }
    .nav-item:hover>.mega-menu,
    .nav-item:focus-within>.mega-menu{transform:translate(-50%,0)}
    .nav-item:nth-last-child(-n+3) .mega-menu{
      right:0;
      left:auto;
      transform:translateY(8px);
    }
    .nav-item:nth-last-child(-n+3):hover>.mega-menu,
    .nav-item:nth-last-child(-n+3):focus-within>.mega-menu{transform:translateY(0)}
    .mega-heading{
      margin:0 0 14px;
      color:#0f172a;
      font-size:17px;
    }
    .mega-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:10px;
    }
    .mega-card{
      min-width:0;
      min-height:92px;
      display:flex;
      flex-direction:column;
      justify-content:center;
      gap:5px;
      padding:13px;
      border:1px solid #e8edf5;
      border-radius:12px;
      background:#fbfcfe;
      transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
    }
    .mega-card:hover{
      transform:translateY(-2px);
      border-color:#a9bfe5;
      box-shadow:0 9px 24px rgba(11,61,145,.09);
    }
    .mega-card img{
      width:28px;
      height:28px;
      object-fit:contain;
      margin-bottom:3px;
    }
    .mega-card strong{
      overflow:hidden;
      color:#172033;
      font-size:14px;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .mega-card small{
      display:-webkit-box;
      overflow:hidden;
      color:var(--muted);
      font-size:12px;
      line-height:1.45;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:2;
    }
    .mega-footer{
      display:block;
      margin-top:12px;
      padding:10px 12px;
      color:var(--theme);
      background:var(--theme-soft);
      border-radius:10px;
      text-align:center;
      font-size:14px;
      font-weight:750;
    }
    .header-btns{
      display:flex;
      align-items:center;
      gap:9px;
      white-space:nowrap;
    }
    .member-link,
    .open-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:40px;
      padding:0 14px;
      border-radius:10px;
      font-size:14px;
      font-weight:750;
    }
    .member-link{
      color:var(--theme);
      border:1px solid #b8c9e7;
      background:#fff;
    }
    .open-link{color:#fff;background:var(--theme)}
    .member-link:hover{background:var(--theme-soft)}
    .open-link:hover{background:var(--theme-dark)}
    .hamburger{
      width:44px;
      height:42px;
      display:none;
      align-items:center;
      justify-content:center;
      flex-direction:column;
      gap:5px;
      padding:0;
      border:1px solid var(--line);
      border-radius:10px;
      background:#fff;
      cursor:pointer;
    }
    .hamburger span{
      width:20px;
      height:2px;
      background:#172033;
      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:80;
      visibility:hidden;
      opacity:0;
      background:rgba(2,6,23,.58);
      transition:opacity .25s ease,visibility .25s ease;
    }
    .drawer-overlay.open{visibility:visible;opacity:1}
    .mobile-drawer{
      position:fixed;
      top:0;
      right:0;
      z-index:90;
      width:min(390px,90vw);
      height:100dvh;
      overflow-y:auto;
      background:#fff;
      box-shadow:-20px 0 50px rgba(2,6,23,.2);
      transform:translateX(105%);
      transition:transform .28s ease;
    }
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{
      min-height:72px;
      display:flex;
      align-items:center;
      gap:10px;
      padding:14px 18px;
      color:#fff;
      background:var(--theme);
    }
    .drawer-head>a{
      padding:8px 11px;
      border:1px solid rgba(255,255,255,.38);
      border-radius:8px;
      font-size:14px;
    }
    .drawer-close{
      width:38px;
      height:38px;
      margin-left:auto;
      padding:0;
      color:#fff;
      border:0;
      background:transparent;
      font-size:30px;
      line-height:1;
      cursor:pointer;
    }
    .drawer-menu{padding:14px 18px 28px}
    .drawer-link,
    .drawer-toggle{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:14px 4px;
      border:0;
      border-bottom:1px solid #e7ebf2;
      background:transparent;
      color:#172033;
      text-align:left;
      font-weight:750;
      cursor:pointer;
    }
    .drawer-toggle::after{
      content:"+";
      color:var(--theme);
      font-size:21px;
      font-weight:400;
    }
    .drawer-toggle.active::after{content:"−"}
    .drawer-submenu{
      display:none;
      padding:7px 0 10px 14px;
      border-bottom:1px solid #e7ebf2;
    }
    .drawer-submenu.open{display:block}
    .drawer-submenu a{
      display:block;
      padding:9px 8px;
      color:#536176;
      border-radius:7px;
      font-size:14px;
    }
    .drawer-submenu a:hover{color:var(--theme);background:var(--theme-soft)}

    .productlist-main{min-height:70vh}
    .productlist-main .product-hero{
      position:relative;
      overflow:hidden;
      padding:78px 0 64px;
      color:#fff;
      background:
        radial-gradient(circle at 85% 15%,rgba(80,135,229,.52),transparent 27%),
        linear-gradient(135deg,#06152e 0%,#0B3D91 58%,#124fa6 100%);
    }
    .productlist-main .product-hero::after{
      content:"";
      position:absolute;
      right:-90px;
      bottom:-180px;
      width:430px;
      height:430px;
      border:1px solid rgba(255,255,255,.18);
      border-radius:50%;
      box-shadow:0 0 0 45px rgba(255,255,255,.035),0 0 0 90px rgba(255,255,255,.025);
    }
    .productlist-main .product-hero-inner{position:relative;z-index:1}
    .productlist-main .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:17px;
      color:#c9dcff;
      font-size:13px;
      font-weight:800;
      letter-spacing:.12em;
    }
    .productlist-main .eyebrow::before{
      content:"";
      width:28px;
      height:2px;
      background:#fff;
    }
    .productlist-main .product-hero h1{
      max-width:850px;
      margin:0;
      font-size:clamp(38px,6vw,74px);
      line-height:1.04;
      letter-spacing:-.05em;
    }
    .productlist-main .product-hero p{
      max-width:720px;
      margin:23px 0 0;
      color:#dce8ff;
      font-size:17px;
    }
    .productlist-main .hero-facts{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      margin-top:27px;
    }
    .productlist-main .hero-facts span{
      padding:7px 12px;
      border:1px solid rgba(255,255,255,.25);
      border-radius:999px;
      background:rgba(255,255,255,.08);
      font-size:13px;
    }
    .productlist-main .catalog-shell{padding:48px 0 78px}
    .productlist-main .catalog-toolbar{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:22px;
    }
    .productlist-main .section-kicker{
      display:block;
      margin-bottom:5px;
      color:var(--theme);
      font-size:13px;
      font-weight:850;
      letter-spacing:.1em;
    }
    .productlist-main .catalog-toolbar h2{
      margin:0;
      font-size:clamp(25px,3vw,38px);
      letter-spacing:-.03em;
    }
    .productlist-main .catalog-toolbar p{
      max-width:540px;
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .productlist-main .category-strip{
      display:flex;
      gap:10px;
      overflow-x:auto;
      margin-bottom:30px;
      padding:5px 2px 13px;
      scrollbar-width:thin;
    }
    .productlist-main .category-link{
      flex:0 0 auto;
      display:inline-flex;
      align-items:center;
      min-height:42px;
      padding:0 16px;
      color:#26344b;
      border:1px solid var(--line);
      border-radius:999px;
      background:#fff;
      font-size:14px;
      font-weight:750;
      transition:color .2s ease,border-color .2s ease,background .2s ease;
    }
    .productlist-main .category-link:hover{
      color:#fff;
      border-color:var(--theme);
      background: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;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:#fff;
      box-shadow:0 8px 25px rgba(15,23,42,.045);
      transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
    }
    .productlist-main .product-card:hover{
      transform:translateY(-6px);
      border-color:#b9c9e5;
      box-shadow:var(--shadow);
    }
    .productlist-main .product-media{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
      background:linear-gradient(145deg,#e7eef9,#f7f9fc);
    }
    .productlist-main .product-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .4s ease;
    }
    .productlist-main .product-card:hover .product-media img{transform:scale(1.045)}
    .productlist-main .product-badge{
      position:absolute;
      top:13px;
      left:13px;
      padding:5px 9px;
      color:#fff;
      border-radius:999px;
      background:rgba(11,61,145,.92);
      font-size:12px;
      font-weight:800;
      backdrop-filter:blur(8px);
    }
    .productlist-main .product-body{
      min-width:0;
      flex:1;
      display:flex;
      flex-direction:column;
      padding:20px;
    }
    .productlist-main .product-body h3{
      margin:0 0 10px;
      font-size:20px;
      line-height:1.35;
      letter-spacing:-.02em;
    }
    .productlist-main .product-body h3 a:hover{color:var(--theme)}
    .productlist-main .product-summary{
      display:-webkit-box;
      overflow:hidden;
      margin:0 0 18px;
      color:#59677b;
      font-size:14px;
      line-height:1.75;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:3;
    }
    .productlist-main .product-meta{
      display:flex;
      flex-wrap:wrap;
      gap:7px 14px;
      margin-top:auto;
      padding-top:15px;
      color:#748197;
      border-top:1px solid #edf0f5;
      font-size:12px;
    }
    .productlist-main .product-price{
      color:var(--success);
      font-weight:800;
    }
    .productlist-main .product-action{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:17px;
    }
    .productlist-main .product-action a{
      color:var(--theme);
      font-size:14px;
      font-weight:850;
    }
    .productlist-main .product-action a::after{
      content:" →";
      transition:margin .2s ease;
    }
    .productlist-main .product-action a:hover::after{margin-left:4px}
    .productlist-main .product-action span{
      color:#8a96a8;
      font-size:12px;
    }
    .productlist-main .pagination{
      display:flex;
      flex-wrap:wrap;
      justify-content:center;
      gap:8px;
      margin-top:40px;
    }
    .productlist-main .pagination a{
      min-width:42px;
      min-height:42px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:7px 13px;
      color:#354258;
      border:1px solid var(--line);
      border-radius:10px;
      background:#fff;
      font-size:14px;
      font-weight:750;
    }
    .productlist-main .pagination a:hover,
    .productlist-main .pagination a.active,
    .productlist-main .pagination a.current{
      color:#fff;
      border-color:var(--theme);
      background:var(--theme);
    }
    .productlist-main .catalog-note{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
      margin-top:48px;
    }
    .productlist-main .note-card{
      padding:21px;
      border:1px solid var(--line);
      border-radius:15px;
      background:#fff;
    }
    .productlist-main .note-card strong{
      display:block;
      margin-bottom:6px;
      color:#172033;
      font-size:16px;
    }
    .productlist-main .note-card p{
      margin:0;
      color:var(--muted);
      font-size:13px;
    }

    .footer{
      color:#c8d2e2;
      background:#071326;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.55fr 1fr 1fr 1.1fr;
      gap:42px;
      padding:58px 0 42px;
    }
    .footer-brand{
      margin-bottom:14px;
      color:#fff;
      font-size:23px;
      font-weight:850;
    }
    .footer h3{
      margin:0 0 16px;
      color:#fff;
      font-size:15px;
    }
    .footer p{
      margin:0 0 9px;
      color:#9eacc1;
      font-size:14px;
    }
    .footer-grid>div>a{
      display:block;
      width:max-content;
      max-width:100%;
      margin:0 0 9px;
      color:#afbdd0;
      font-size:14px;
    }
    .footer-grid>div>a:hover{color:#fff}
    .footer-bottom{
      min-height:68px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      border-top:1px solid rgba(255,255,255,.11);
      color:#8290a5;
      font-size:13px;
    }

    @media (max-width:1120px){
      .main-nav{display:none}
      .hamburger{display:flex}
      .header-inner{min-height:68px}
      .logo{margin-right:auto}
      .mega-menu,.dropdown-panel{display:none}
      .productlist-main .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    }
    @media (max-width:760px){
      .container{width:min(100% - 28px,1180px)}
      .topbar-inner{min-height:42px}
      .topbar-inner>div:first-child{display:none}
      .topbar-info{
        width:100%;
        justify-content:space-between;
        gap:10px;
        font-size:12px;
      }
      .logo{min-width:0}
      .logo img{width:38px;height:38px}
      .logo span{
        max-width:145px;
        overflow:hidden;
        text-overflow:ellipsis;
        white-space:nowrap;
      }
      .member-link{display:none}
      .open-link{min-height:38px;padding:0 11px}
      .header-inner{gap:8px}
      .productlist-main .product-hero{padding:58px 0 48px}
      .productlist-main .product-hero p{font-size:15px}
      .productlist-main .catalog-shell{padding:36px 0 58px}
      .productlist-main .catalog-toolbar{
        align-items:flex-start;
        flex-direction:column;
        gap:9px;
      }
      .productlist-main .product-grid{grid-template-columns:1fr}
      .productlist-main .catalog-note{grid-template-columns:1fr}
      .footer-grid{
        grid-template-columns:1fr 1fr;
        gap:28px 22px;
        padding:45px 0 32px;
      }
      .footer-grid>div:first-child{grid-column:1/-1}
      .footer-bottom{
        align-items:flex-start;
        flex-direction:column;
        justify-content:center;
        padding:17px 0;
      }
    }
    @media (max-width:480px){
      .topbar-info a:last-child{display:none}
      .logo span{max-width:110px;font-size:16px}
      .open-link{display:none}
      .productlist-main .product-hero h1{font-size:38px}
      .productlist-main .product-body{padding:17px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
    }