:root{
      --primary:#0B3D91;
      --template-theme:{主题色};
      --primary-dark:#072b68;
      --primary-soft:#eef4ff;
      --accent:#d8a93a;
      --ink:#14213d;
      --muted:#64748b;
      --line:#dce4ef;
      --surface:#ffffff;
      --background:#f5f7fb;
      --shadow:0 14px 38px rgba(15,42,85,.11);
      --radius:18px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--background);
      font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;
      line-height:1.7;
      overflow-x:hidden;
    }
    body.drawer-locked{overflow:hidden}
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{color:inherit}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}

    .topbar{
      position:relative;
      z-index:110;
      color:#dbe8ff;
      background:#061c42;
      font-size:13px;
    }
    .topbar-inner{
      min-height:38px;
      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;
      color:var(--ink);
      background:rgba(255,255,255,.98);
      border-bottom:1px solid var(--line);
      box-shadow:0 5px 18px rgba(24,50,91,.05);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:25px;
    }
    .logo{
      min-width:0;
      display:inline-flex;
      align-items:center;
      gap:11px;
      color:var(--primary);
      font-size:20px;
      font-weight:800;
      letter-spacing:.01em;
    }
    .logo img{
      width:42px;
      height:42px;
      flex:0 0 auto;
      object-fit:contain;
      border-radius:9px;
    }
    .logo span{
      max-width:190px;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .main-nav{align-self:stretch;margin-left:auto}
    .nav-list{
      height:100%;
      margin:0;
      padding:0;
      display:flex;
      align-items:stretch;
      list-style:none;
    }
    .nav-item{
      position:relative;
      display:flex;
      align-items:center;
    }
    .nav-link{
      height:100%;
      padding:0 13px;
      display:flex;
      align-items:center;
      color:#29364f;
      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(--primary);
      background:#f3f7ff;
    }
    .has-arrow::after{
      width:7px;
      height:7px;
      margin:-4px 0 0 8px;
      border-right:1.5px solid currentColor;
      border-bottom:1.5px solid currentColor;
      content:"";
      transform:rotate(45deg);
    }
    .nav-item::after{
      position:absolute;
      top:100%;
      left:0;
      right:0;
      height:12px;
      content:"";
    }
    .dropdown-panel,
    .mega-menu{
      position:absolute;
      top:100%;
      z-index:120;
      padding:18px;
      visibility:hidden;
      opacity:0;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 24px 55px rgba(17,37,72,.17);
      transform:translateY(10px);
      transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
    }
    .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:translateY(0);
    }
    .dropdown-panel{
      left:0;
      width:310px;
      border-radius:0 0 16px 16px;
    }
    .dropdown-panel>a:not(.dropdown-footer){
      padding:10px 11px;
      display:block;
      overflow:hidden;
      color:#334155;
      border-radius:8px;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .dropdown-panel>a:not(.dropdown-footer):hover{
      color:var(--primary);
      background:var(--primary-soft);
    }
    .dropdown-footer,
    .mega-footer{
      margin-top:12px;
      padding:11px 13px;
      display:block;
      color:#fff;
      background:var(--primary);
      border-radius:9px;
      text-align:center;
      font-weight:700;
    }
    .mega-menu{
      left:50%;
      width:min(920px,calc(100vw - 40px));
      border-radius:0 0 18px 18px;
      transform:translate(-50%,10px);
    }
    .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(10px);
    }
    .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-title-row{
      margin-bottom:15px;
      padding-bottom:12px;
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:20px;
      border-bottom:1px solid var(--line);
    }
    .mega-title-row strong{color:#102344;font-size:18px}
    .mega-title-row span{color:var(--muted);font-size:13px}
    .mega-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
    }
    .mega-card{
      min-width:0;
      padding:13px;
      color:#334155;
      background:#f8faff;
      border:1px solid #e6edf7;
      border-radius:12px;
      transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
    }
    .mega-card:hover{
      border-color:#aac4ef;
      box-shadow:0 10px 22px rgba(11,61,145,.09);
      transform:translateY(-2px);
    }
    .mega-card-head{display:flex;align-items:center;gap:10px}
    .mega-card-head img{
      width:38px;
      height:38px;
      flex:0 0 auto;
      object-fit:contain;
      background:#fff;
      border-radius:8px;
    }
    .mega-card strong{
      display:block;
      overflow:hidden;
      color:#182744;
      font-size:14px;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .mega-card p{
      margin:7px 0 0;
      overflow:hidden;
      color:var(--muted);
      font-size:12px;
      line-height:1.55;
      display:-webkit-box;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:2;
    }
    .rating{display:block;color:#a66e00;font-size:12px}
    .mega-meta{
      margin-top:9px;
      display:flex;
      flex-wrap:wrap;
      gap:5px 10px;
      color:var(--muted);
      font-size:11px;
    }
    .video-card>img,
    .product-card>img{
      width:100%;
      height:78px;
      margin-bottom:9px;
      object-fit:cover;
      border-radius:8px;
    }
    .category-links{
      margin-bottom:14px;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .category-links a{
      padding:6px 11px;
      color:var(--primary);
      background:var(--primary-soft);
      border-radius:999px;
      font-size:12px;
      font-weight:700;
    }
    .header-btns{
      display:flex;
      align-items:center;
      gap:9px;
      white-space:nowrap;
    }
    .member-entry{
      color:var(--primary);
      font-size:14px;
      font-weight:700;
    }
    .account-entry{
      padding:9px 15px;
      color:#fff;
      background:var(--primary);
      border-radius:9px;
      font-size:14px;
      font-weight:700;
      box-shadow:0 7px 16px rgba(11,61,145,.2);
    }
    .hamburger{
      width:42px;
      height:42px;
      padding:9px;
      display:none;
      align-items:center;
      justify-content:center;
      flex-direction:column;
      gap:5px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:9px;
      cursor:pointer;
    }
    .hamburger span{
      width:21px;
      height:2px;
      display:block;
      background:var(--primary);
      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(4,17,39,.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:200;
      width:min(390px,90vw);
      height:100vh;
      overflow-y:auto;
      color:var(--ink);
      background:#fff;
      box-shadow:-20px 0 50px rgba(4,20,50,.22);
      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:12px;
      color:#fff;
      background:var(--primary);
    }
    .drawer-head>a{
      padding:7px 12px;
      background:rgba(255,255,255,.14);
      border:1px solid rgba(255,255,255,.24);
      border-radius:8px;
    }
    .drawer-close{
      width:40px;
      height:40px;
      margin-left:auto;
      color:#fff;
      background:transparent;
      border:0;
      font-size:30px;
      line-height:1;
      cursor:pointer;
    }
    .drawer-menu{padding:13px 18px 32px}
    .drawer-link,
    .drawer-toggle{
      width:100%;
      padding:13px 4px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      background:transparent;
      border:0;
      border-bottom:1px solid var(--line);
      text-align:left;
      font-weight:700;
      cursor:pointer;
    }
    .drawer-toggle::after{
      width:8px;
      height:8px;
      margin-right:5px;
      border-right:2px solid var(--primary);
      border-bottom:2px solid var(--primary);
      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 .35s ease;
    }
    .drawer-submenu.open{max-height:720px}
    .drawer-submenu a{
      padding:9px 13px;
      display:block;
      color:#536176;
      border-bottom:1px solid #e8edf4;
      font-size:14px;
    }

    .category-page{min-height:620px}
    .category-page .category-hero{
      position:relative;
      overflow:hidden;
      padding:70px 0 64px;
      color:#fff;
      background:
        radial-gradient(circle at 88% 22%,rgba(216,169,58,.3),transparent 22%),
        radial-gradient(circle at 12% 88%,rgba(97,151,239,.24),transparent 27%),
        linear-gradient(135deg,#061b41 0%,#0B3D91 58%,#1357b6 100%);
    }
    .category-page .category-hero::before{
      position:absolute;
      inset:0;
      opacity:.2;
      background-image:linear-gradient(rgba(255,255,255,.11) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.11) 1px,transparent 1px);
      background-size:44px 44px;
      content:"";
      mask-image:linear-gradient(to bottom,#000,transparent);
    }
    .category-page .category-heading{
      position:relative;
      max-width:790px;
      margin:auto;
      text-align:center;
    }
    .category-page .eyebrow{
      margin-bottom:12px;
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#ffe09b;
      font-size:13px;
      font-weight:800;
      letter-spacing:.12em;
    }
    .category-page .eyebrow::before,
    .category-page .eyebrow::after{
      width:28px;
      height:1px;
      background:#ffe09b;
      content:"";
    }
    .category-page .category-heading h1{
      margin:0;
      font-size:clamp(35px,5vw,58px);
      line-height:1.15;
      letter-spacing:-.03em;
    }
    .category-page .category-heading p{
      max-width:690px;
      margin:18px auto 0;
      color:#dbe8ff;
      font-size:17px;
    }
    .category-page .category-guide{
      position:relative;
      margin-top:-24px;
    }
    .category-page .guide-inner{
      padding:18px 24px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:16px;
      box-shadow:var(--shadow);
    }
    .category-page .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:14px;
    }
    .category-page .breadcrumb a{color:var(--primary);font-weight:700}
    .category-page .guide-note{
      color:#526178;
      font-size:13px;
    }
    .category-page .articles-section{padding:56px 0 78px}
    .category-page .section-head{
      margin-bottom:25px;
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:20px;
    }
    .category-page .section-head h2{
      margin:0;
      color:#122549;
      font-size:29px;
      line-height:1.25;
    }
    .category-page .section-head p{
      margin:6px 0 0;
      color:var(--muted);
    }
    .category-page .section-count{
      padding:7px 12px;
      color:var(--primary);
      background:var(--primary-soft);
      border:1px solid #d9e6fb;
      border-radius:999px;
      font-size:13px;
      font-weight:700;
    }
    .category-page .article-list{
      display:grid;
      gap:20px;
    }
    .category-page .article-card{
      min-width:0;
      overflow:hidden;
      display:grid;
      grid-template-columns:320px minmax(0,1fr);
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:0 8px 24px rgba(20,45,82,.06);
      transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
    }
    .category-page .article-card:hover{
      border-color:#b7cae9;
      box-shadow:0 17px 38px rgba(20,45,82,.12);
      transform:translateY(-3px);
    }
    .category-page .article-cover{
      position:relative;
      min-height:246px;
      overflow:hidden;
      background:#dce6f5;
    }
    .category-page .article-cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .4s ease;
    }
    .category-page .article-card:hover .article-cover img{transform:scale(1.035)}
    .category-page .category-badge{
      position:absolute;
      top:16px;
      left:16px;
      padding:6px 10px;
      color:#fff;
      background:rgba(6,28,66,.9);
      border:1px solid rgba(255,255,255,.26);
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      backdrop-filter:blur(8px);
    }
    .category-page .article-body{
      min-width:0;
      padding:25px 27px 23px;
      display:flex;
      flex-direction:column;
    }
    .category-page .article-title{
      margin:0;
      color:#142647;
      font-size:23px;
      line-height:1.42;
    }
    .category-page .article-title a{
      transition:color .2s ease;
    }
    .category-page .article-title a:hover{color:var(--primary)}
    .category-page .article-summary{
      margin:12px 0 14px;
      overflow:hidden;
      color:#5b687b;
      font-size:15px;
      line-height:1.85;
      display:-webkit-box;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:3;
    }
    .category-page .article-meta{
      display:flex;
      flex-wrap:wrap;
      gap:7px 17px;
      color:#788497;
      font-size:13px;
    }
    .category-page .article-meta span{
      display:inline-flex;
      align-items:center;
      gap:5px;
    }
    .category-page .article-meta span::before{
      width:5px;
      height:5px;
      background:var(--accent);
      border-radius:50%;
      content:"";
    }
    .category-page .article-tags{
      margin-top:11px;
      color:#51647e;
      font-size:13px;
      overflow-wrap:anywhere;
    }
    .category-page .article-tags strong{color:#273a59}
    .category-page .article-actions{
      margin-top:auto;
      padding-top:17px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      border-top:1px solid #edf1f6;
    }
    .category-page .read-more{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary);
      font-weight:800;
    }
    .category-page .read-more::after{
      content:"→";
      transition:transform .2s ease;
    }
    .category-page .read-more:hover::after{transform:translateX(4px)}
    .category-page .reading-tip{color:#8a96a8;font-size:12px}
    .category-page .pagination{
      margin-top:36px;
      display:flex;
      flex-wrap:wrap;
      justify-content:center;
      gap:8px;
    }
    .category-page .pagination a{
      min-width:42px;
      min-height:42px;
      padding:8px 13px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#42516a;
      background:#fff;
      border:1px solid var(--line);
      border-radius:9px;
      font-weight:700;
    }
    .category-page .pagination a:hover,
    .category-page .pagination a.active,
    .category-page .pagination a.current{
      color:#fff;
      background:var(--primary);
      border-color:var(--primary);
    }

    .footer{
      padding:58px 0 0;
      color:#bac8dc;
      background:#061a3c;
    }
    .footer-grid{
      padding-bottom:40px;
      display:grid;
      grid-template-columns:1.5fr 1fr 1fr 1.15fr;
      gap:40px;
    }
    .footer .logo{color:#fff}
    .footer-brand p{
      max-width:390px;
      margin:18px 0 0;
      color:#9fb0c8;
      font-size:14px;
    }
    .footer h3{
      margin:4px 0 17px;
      color:#fff;
      font-size:16px;
    }
    .footer-links,
    .footer-contact{
      display:flex;
      align-items:flex-start;
      flex-direction:column;
      gap:9px;
      font-size:14px;
    }
    .footer-links a,
    .footer-contact a{transition:color .2s ease}
    .footer-links a:hover,
    .footer-contact a:hover{color:#fff}
    .social-entry{color:#f2cc72}
    .footer-bottom{
      min-height:78px;
      padding:20px 0;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:26px;
      border-top:1px solid rgba(255,255,255,.12);
      color:#91a3bd;
      font-size:12px;
    }
    .risk-note{max-width:650px;text-align:right}

    @media (max-width:1100px){
      .main-nav{display:none}
      .hamburger{display:flex}
      .header-btns{margin-left:auto}
      .footer-grid{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{align-items:flex-start;flex-direction:column;gap:2px}
      .header-inner{min-height:68px;gap:10px}
      .logo img{width:37px;height:37px}
      .logo span{max-width:140px;font-size:17px}
      .member-entry{display:none}
      .account-entry{padding:8px 11px}
      .category-page .category-hero{padding:52px 0 55px}
      .category-page .category-heading p{font-size:15px}
      .category-page .category-guide{margin-top:-18px}
      .category-page .guide-inner{
        padding:15px 17px;
        align-items:flex-start;
        flex-direction:column;
      }
      .category-page .articles-section{padding:44px 0 60px}
      .category-page .section-head{align-items:flex-start;flex-direction:column}
      .category-page .article-card{grid-template-columns:1fr}
      .category-page .article-cover{min-height:210px;aspect-ratio:16/9}
      .category-page .article-body{padding:20px}
      .category-page .article-title{font-size:20px}
      .category-page .article-summary{-webkit-line-clamp:3}
      .category-page .article-actions{align-items:flex-start;flex-direction:column;gap:6px}
      .footer-grid{grid-template-columns:1fr;gap:27px}
      .footer-bottom{align-items:flex-start;flex-direction:column}
      .risk-note{text-align:left}
    }
    @media (max-width:420px){
      .account-entry{display:none}
      .category-page .category-heading h1{font-size:33px}
      .category-page .article-cover{min-height:190px}
      .category-page .article-meta{align-items:flex-start;flex-direction:column;gap:4px}
    }