:root{
      --theme:#0B3D91;
      --theme-dark:#082b68;
      --ink:#15233a;
      --muted:#6d7888;
      --line:#e4e9f1;
      --surface:#ffffff;
      --soft:#f4f7fb;
      --accent:#eaa629;
      --shadow:0 18px 50px rgba(20,44,80,.10);
      --radius:16px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:#f7f9fc;
      font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
      line-height:1.7;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button{font:inherit}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}

    .topbar{
      color:#dce8fb;
      background:#0b1f3c;
      font-size:13px;
    }
    .topbar-inner{
      min-height:36px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .topbar-contact{display:flex;gap:22px}
    .topbar a{color:#e8f0ff}

    .header{
      position:relative;
      z-index:20;
      background:#fff;
      border-bottom:1px solid var(--line);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:28px;
    }
    .logo{
      display:inline-flex;
      align-items:center;
      gap:10px;
      color:var(--theme-dark);
      font-weight:800;
      white-space:nowrap;
      font-size:19px;
    }
    .logo img{width:38px;height:38px;object-fit:contain}
    .main-nav{margin-left:auto}
    .nav-list{
      display:flex;
      align-items:center;
      gap:3px;
      list-style:none;
      margin:0;
      padding:0;
    }
    .nav-item{position:relative}
    .nav-link{
      display:flex;
      align-items:center;
      min-height:78px;
      padding:0 13px;
      color:#26364e;
      font-size:15px;
      white-space:nowrap;
    }
    .nav-link:hover,.nav-link:focus-visible{color:var(--theme)}
    .has-arrow:after{
      content:"";
      width:6px;
      height:6px;
      margin:0 0 3px 8px;
      border-right:1px solid currentColor;
      border-bottom:1px solid currentColor;
      transform:rotate(45deg);
    }
    .dropdown-panel,.mega-menu{
      position:absolute;
      top:calc(100% - 1px);
      left:50%;
      transform:translateX(-50%) translateY(8px);
      width:300px;
      padding:20px;
      opacity:0;
      visibility:hidden;
      pointer-events:none;
      background:#fff;
      border:1px solid var(--line);
      border-radius:0 0 14px 14px;
      box-shadow:var(--shadow);
      transition:.2s ease;
    }
    .mega-menu{width:680px}
    .mega-menu-video,.mega-menu-products{width:760px}
    .nav-item:hover>.dropdown-panel,
    .nav-item:focus-within>.dropdown-panel,
    .nav-item:hover>.mega-menu,
    .nav-item:focus-within>.mega-menu{
      opacity:1;
      visibility:visible;
      pointer-events:auto;
      transform:translateX(-50%) translateY(0);
    }
    .dropdown-panel a{
      display:block;
      padding:9px 4px;
      border-bottom:1px solid #edf0f5;
      font-size:14px;
    }
    .dropdown-panel a:hover{color:var(--theme)}
    .dropdown-all,.mega-footer{
      display:block;
      margin-top:13px;
      color:var(--theme);
      font-weight:700;
      font-size:14px;
    }
    .mega-title{
      margin:0 0 13px;
      color:var(--theme-dark);
      font-weight:800;
      font-size:16px;
    }
    .mega-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:10px;
    }
    .mega-card{
      display:flex;
      align-items:flex-start;
      gap:10px;
      min-width:0;
      padding:10px;
      border:1px solid #edf0f5;
      border-radius:10px;
      background:#fbfcfe;
    }
    .mega-card:hover{border-color:#b9cbea;background:#f2f6fd}
    .mega-card>img{
      flex:0 0 38px;
      width:38px;
      height:38px;
      object-fit:cover;
      border-radius:8px;
      background:#eaf0f8;
    }
    .mega-card span{min-width:0}
    .mega-card strong,.mega-card p,.mega-card small{
      display:block;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .mega-card strong{font-size:13px;white-space:nowrap}
    .mega-card p{
      margin:2px 0;
      color:var(--muted);
      font-size:12px;
      line-height:1.45;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
    }
    .mega-card small{color:#8792a2;font-size:11px;white-space:nowrap}
    .mega-categories{
      display:flex;
      flex-wrap:wrap;
      gap:7px;
      margin-bottom:14px;
    }
    .mega-categories a{
      padding:5px 10px;
      color:var(--theme);
      background:#eef4ff;
      border-radius:99px;
      font-size:12px;
    }
    .header-btns{
      display:flex;
      align-items:center;
      gap:12px;
      white-space:nowrap;
    }
    .member-entry{
      color:var(--theme);
      font-size:13px;
      font-weight:700;
    }
    .header-account{
      padding:9px 15px;
      color:#fff;
      background:var(--theme);
      border-radius:8px;
      font-size:13px;
      font-weight:700;
    }
    .header-account:hover{background:var(--theme-dark)}
    .hamburger{
      display:none;
      width:40px;
      height:38px;
      padding:8px;
      border:1px solid var(--line);
      border-radius:8px;
      background:#fff;
      cursor:pointer;
    }
    .hamburger span{
      display:block;
      width:22px;
      height:2px;
      margin:4px auto;
      background:var(--theme-dark);
      transition:.2s;
    }
    .hamburger.active span:nth-child(1){transform:translateY(6px) rotate(45deg)}
    .hamburger.active span:nth-child(2){opacity:0}
    .hamburger.active span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

    .drawer-overlay{
      position:fixed;
      z-index:40;
      inset:0;
      background:rgba(7,22,44,.46);
      opacity:0;
      visibility:hidden;
      transition:.2s;
    }
    .drawer-overlay.open{opacity:1;visibility:visible}
    .mobile-drawer{
      position:fixed;
      z-index:50;
      top:0;
      right:0;
      width:min(380px,88vw);
      height:100vh;
      overflow:auto;
      background:#fff;
      box-shadow:-10px 0 35px rgba(0,0,0,.16);
      transform:translateX(100%);
      transition:.25s ease;
    }
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{
      display:flex;
      align-items:center;
      gap:14px;
      padding:18px 20px;
      color:#fff;
      background:var(--theme-dark);
    }
    .drawer-head .member-drawer{margin-right:auto;font-weight:700}
    .drawer-head a{padding:5px 10px;border:1px solid rgba(255,255,255,.5);border-radius:6px;font-size:13px}
    .drawer-close{
      border:0;
      color:#fff;
      background:none;
      font-size:28px;
      line-height:1;
      cursor:pointer;
    }
    .drawer-menu{padding:12px 20px 30px}
    .drawer-link,.drawer-toggle{
      display:block;
      width:100%;
      padding:14px 0;
      color:var(--ink);
      text-align:left;
      border:0;
      border-bottom:1px solid var(--line);
      background:none;
      cursor:pointer;
      font-size:15px;
    }
    .drawer-toggle:after{
      content:"+";
      float:right;
      color:var(--theme);
      font-size:20px;
    }
    .drawer-toggle.active:after{content:"−"}
    .drawer-submenu{
      display:none;
      padding:5px 0 8px 15px;
      border-bottom:1px solid var(--line);
    }
    .drawer-submenu.open{display:block}
    .drawer-submenu a{
      display:block;
      padding:7px 0;
      color:var(--muted);
      font-size:14px;
    }
    .drawer-submenu a:hover{color:var(--theme)}

    .tag-page{
      min-height:620px;
      padding:58px 0 80px;
    }
    .tag-hero{
      position:relative;
      overflow:hidden;
      padding:46px 36px;
      color:#fff;
      background:
        radial-gradient(circle at 85% 10%,rgba(83,145,235,.5),transparent 28%),
        linear-gradient(135deg,#0b2348,#0B3D91 58%,#1558bd);
      border-radius:22px;
      box-shadow:var(--shadow);
    }
    .tag-hero:after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-120px;
      width:330px;
      height:330px;
      border:1px solid rgba(255,255,255,.16);
      border-radius:50%;
      box-shadow:0 0 0 32px rgba(255,255,255,.05),0 0 0 65px rgba(255,255,255,.04);
    }
    .tag-kicker{
      position:relative;
      z-index:1;
      display:inline-flex;
      padding:5px 12px;
      color:#dceaff;
      border:1px solid rgba(255,255,255,.35);
      border-radius:99px;
      font-size:13px;
    }
    .tag-hero h1{
      position:relative;
      z-index:1;
      max-width:760px;
      margin:14px 0 10px;
      font-size:clamp(30px,5vw,52px);
      line-height:1.2;
      letter-spacing:-.03em;
    }
    .tag-hero p{
      position:relative;
      z-index:1;
      max-width:680px;
      margin:0;
      color:#dce8fb;
      font-size:16px;
    }
    .tag-stat{
      position:relative;
      z-index:1;
      display:inline-flex;
      gap:8px;
      margin-top:24px;
      padding:9px 15px;
      color:#fff;
      background:rgba(255,255,255,.12);
      border-radius:9px;
      font-size:14px;
    }
    .tag-content{
      margin-top:34px;
      padding:30px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      box-shadow:0 8px 28px rgba(20,44,80,.05);
    }
    .tag-content-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:20px;
    }
    .tag-content h2{margin:0;font-size:24px;color:var(--theme-dark)}
    .tag-content-head span{color:var(--muted);font-size:14px}
    .tag-article-list{display:grid;gap:15px}
    .tag-article-card{
      display:grid;
      grid-template-columns:190px minmax(0,1fr);
      gap:20px;
      padding:16px;
      border:1px solid var(--line);
      border-radius:14px;
      transition:.2s ease;
    }
    .tag-article-card:hover{
      border-color:#b8cbea;
      transform:translateY(-2px);
      box-shadow:0 8px 22px rgba(18,55,107,.08);
    }
    .tag-article-card img{
      width:190px;
      height:126px;
      object-fit:cover;
      border-radius:10px;
      background:#e9eff8;
    }
    .tag-article-body{min-width:0}
    .tag-article-body h3{
      margin:0 0 8px;
      color:#182b49;
      font-size:19px;
      line-height:1.45;
    }
    .tag-article-body h3 a:hover{color:var(--theme)}
    .tag-summary{
      display:-webkit-box;
      margin:0 0 10px;
      overflow:hidden;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
      -webkit-line-clamp:3;
      -webkit-box-orient:vertical;
    }
    .tag-meta{
      display:flex;
      flex-wrap:wrap;
      gap:9px 16px;
      color:#8b96a6;
      font-size:12px;
    }
    .tag-labels{
      margin-top:10px;
      color:var(--theme);
      font-size:12px;
    }
    .tag-read{
      display:inline-block;
      margin-top:10px;
      color:var(--theme);
      font-size:13px;
      font-weight:700;
    }
    .tag-read:after{content:" →"}
    .pagination{
      display:flex;
      flex-wrap:wrap;
      justify-content:center;
      gap:8px;
      margin-top:30px;
    }
    .pagination a{
      min-width:36px;
      padding:7px 12px;
      color:var(--theme);
      text-align:center;
      border:1px solid #d4deee;
      border-radius:8px;
      background:#fff;
      font-size:13px;
    }
    .pagination a:hover,.pagination a.active{
      color:#fff;
      border-color:var(--theme);
      background:var(--theme);
    }

    .footer{
      color:#d9e3f2;
      background:#0b1f3c;
    }
    .footer-main{
      display:grid;
      grid-template-columns:1.5fr 1fr 1fr 1.15fr;
      gap:34px;
      padding:52px 0 38px;
    }
    .footer .logo{color:#fff}
    .footer-brand p{
      max-width:320px;
      margin:17px 0 0;
      color:#aebed4;
      font-size:13px;
    }
    .footer h3{margin:2px 0 14px;color:#fff;font-size:15px}
    .footer-links{display:grid;gap:8px}
    .footer-links a,.footer-contact p{
      margin:0;
      color:#aebed4;
      font-size:13px;
    }
    .footer-links a:hover,.footer-contact a:hover{color:#fff}
    .footer-contact p{margin-bottom:7px}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:20px;
      padding:18px 0;
      color:#92a6c1;
      border-top:1px solid rgba(255,255,255,.12);
      font-size:12px;
    }

    @media (max-width:980px){
      .main-nav{display:none}
      .hamburger{display:block}
      .member-entry{display:none}
      .header-account{display:none}
      .footer-main{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:640px){
      .container{width:min(100% - 28px,1180px)}
      .topbar-inner{align-items:flex-start;flex-direction:column;gap:2px;padding:7px 0}
      .topbar-contact{gap:12px;flex-wrap:wrap}
      .header-inner{min-height:68px}
      .tag-page{padding:28px 0 50px}
      .tag-hero{padding:30px 22px;border-radius:16px}
      .tag-hero h1{font-size:34px}
      .tag-content{padding:18px}
      .tag-content-head{align-items:flex-start;flex-direction:column;gap:4px}
      .tag-article-card{grid-template-columns:1fr;padding:12px}
      .tag-article-card img{width:100%;height:180px}
      .footer-main{grid-template-columns:1fr;gap:26px;padding:38px 0 28px}
      .footer-bottom{align-items:flex-start;flex-direction:column;gap:6px}
    }