:root{
      --theme:#0B3D91;
      --theme-dark:#072b68;
      --theme-soft:#eaf1fc;
      --ink:#142033;
      --muted:#64748b;
      --line:#dce4ef;
      --surface:#ffffff;
      --page:#f5f7fb;
      --success:#087f5b;
      --warning:#b56b00;
      --radius:16px;
      --shadow:0 18px 50px rgba(15,23,42,.09);
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--page);
      font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
      line-height:1.7;
    }
    body.drawer-lock{overflow:hidden}
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 40px));margin-inline:auto}
    .skip-link{
      position:fixed;
      top:12px;
      left:12px;
      z-index:2000;
      padding:10px 16px;
      color:#fff;
      background:var(--theme);
      border-radius:8px;
      transform:translateY(-160%);
      transition:.2s ease;
    }
    .skip-link:focus{transform:translateY(0)}

    .topbar{
      color:#dbeafe;
      background:#07152d;
      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:20px;
    }
    .topbar-contact{display:flex;align-items:center;gap:20px}
    .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 5px 24px rgba(15,23,42,.05);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:28px;
    }
    .logo{
      min-width:max-content;
      display:inline-flex;
      align-items:center;
      gap:10px;
      color:#0f1e38;
      font-size:19px;
      font-weight:900;
      letter-spacing:.01em;
    }
    .logo img{
      width:42px;
      height:42px;
      object-fit:contain;
      border-radius:10px;
    }
    .main-nav{margin-left:auto;align-self:stretch}
    .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 12px;
      display:flex;
      align-items:center;
      color:#26364f;
      font-size:15px;
      font-weight:700;
      white-space:nowrap;
      transition:.2s ease;
    }
    .nav-link:hover,
    .nav-item:focus-within>.nav-link,
    .nav-item:hover>.nav-link{color:var(--theme)}
    .has-panel>.nav-link::after{
      content:"";
      width:6px;
      height:6px;
      margin-left:7px;
      border-right:1.5px solid currentColor;
      border-bottom:1.5px solid currentColor;
      transform:rotate(45deg) translateY(-2px);
    }
    .dropdown-panel,
    .mega-menu{
      position:absolute;
      top:100%;
      z-index:120;
      padding:20px;
      visibility:hidden;
      opacity:0;
      pointer-events:none;
      transform:translateY(10px);
      color:var(--ink);
      background:#fff;
      border:1px solid var(--line);
      border-radius:0 0 16px 16px;
      box-shadow:0 24px 60px rgba(15,23,42,.16);
      transition:.2s ease;
    }
    .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;
      pointer-events:auto;
      transform:translateY(0);
    }
    .dropdown-panel{left:0;width:310px}
    .dropdown-title,
    .mega-title{
      margin:0;
      color:#14213a;
      font-weight:900;
    }
    .dropdown-article{
      display:block;
      padding:10px 0;
      color:#43516a;
      font-size:14px;
      border-bottom:1px solid #edf1f6;
    }
    .dropdown-article:hover{color:var(--theme)}
    .panel-entry{
      display:inline-flex;
      margin-top:14px;
      color:var(--theme);
      font-size:14px;
      font-weight:800;
    }
    .mega-menu{
      left:50%;
      width:min(860px,calc(100vw - 44px));
      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-head{
      margin-bottom:16px;
      padding-bottom:12px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      border-bottom:1px solid var(--line);
    }
    .mega-head a{color:var(--theme);font-size:14px;font-weight:800}
    .mega-head>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:14px;
      color:#43516a;
      background:#f8fafc;
      border:1px solid #e7edf4;
      border-radius:12px;
      transition:.2s ease;
    }
    .mega-card:hover{
      color:var(--theme);
      background:#fff;
      border-color:#b8cbea;
      transform:translateY(-2px);
      box-shadow:0 10px 22px rgba(11,61,145,.09);
    }
    .mega-card strong{
      display:block;
      overflow:hidden;
      color:#17243a;
      text-overflow:ellipsis;
    }
    .mega-card p{
      margin:6px 0 0;
      color:#66758c;
      font-size:12px;
      line-height:1.55;
    }
    .broker-mini-head,
    .tool-mini-head{display:flex;align-items:center;gap:9px}
    .broker-mini-head img,
    .tool-mini-head img{
      width:34px;
      height:34px;
      flex:0 0 34px;
      object-fit:contain;
      background:#fff;
      border-radius:8px;
    }
    .mini-meta{
      margin-top:9px;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:4px 8px;
      color:#68778d;
      font-size:11px;
    }
    .category-chips{
      margin-bottom:14px;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .category-chips a{
      padding:6px 10px;
      color:#43516a;
      background:var(--theme-soft);
      border-radius:999px;
      font-size:12px;
      font-weight:700;
    }
    .category-chips a:hover{color:#fff;background:var(--theme)}
    .video-mini{display:flex;gap:10px}
    .video-mini>img{
      width:78px;
      height:58px;
      flex:0 0 78px;
      object-fit:cover;
      border-radius:8px;
    }
    .video-mini>span{min-width:0}
    .duration{
      display:block;
      margin-top:4px;
      color:#748197;
      font-size:11px;
    }
    .header-btns{
      display:flex;
      align-items:center;
      gap:10px;
      white-space:nowrap;
    }
    .header-btns>span a{
      color:var(--theme);
      font-weight:800;
    }
    .open-account{
      padding:10px 16px;
      color:#fff;
      background:var(--theme);
      border-radius:10px;
      font-size:14px;
      font-weight:800;
      box-shadow:0 8px 20px 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:10px;
    }
    .hamburger span{
      width:20px;
      height:2px;
      background:#18253a;
      transition:.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:300;
      visibility:hidden;
      opacity:0;
      background:rgba(3,10,24,.62);
      backdrop-filter:blur(3px);
      transition:.25s ease;
    }
    .drawer-overlay.open{visibility:visible;opacity:1}
    .mobile-drawer{
      position:fixed;
      top:0;
      right:0;
      bottom:0;
      z-index:310;
      width:min(410px,92vw);
      visibility:hidden;
      overflow-y:auto;
      color:#1a2940;
      background:#fff;
      box-shadow:-20px 0 60px rgba(0,0,0,.2);
      transform:translateX(105%);
      transition:.28s ease;
    }
    .mobile-drawer.open{visibility:visible;transform:translateX(0)}
    .drawer-head{
      min-height:76px;
      padding:14px 18px;
      display:flex;
      align-items:center;
      gap:12px;
      background:#f6f9fd;
      border-bottom:1px solid var(--line);
    }
    .drawer-head>span{margin-right:auto}
    .drawer-head>span a,
    .drawer-head>a{
      color:var(--theme);
      font-weight:800;
    }
    .drawer-close{
      width:40px;
      height:40px;
      color:#26364f;
      background:#fff;
      border:1px solid var(--line);
      border-radius:10px;
      font-size:26px;
      line-height:1;
    }
    .drawer-menu{padding:14px 18px 30px}
    .drawer-link,
    .drawer-toggle{
      width:100%;
      min-height:50px;
      padding:12px 4px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      color:#1b2a41;
      background:transparent;
      border:0;
      border-bottom:1px solid #e8edf3;
      font-weight:800;
      text-align:left;
    }
    .drawer-toggle::after{
      content:"+";
      color:var(--theme);
      font-size:20px;
    }
    .drawer-toggle.active::after{content:"−"}
    .drawer-submenu{
      max-height:0;
      overflow:hidden;
      background:#f8fafc;
      border-radius:0 0 10px 10px;
      transition:max-height .3s ease;
    }
    .drawer-submenu.open{max-height:650px}
    .drawer-submenu a{
      display:block;
      padding:10px 14px;
      color:#59677d;
      font-size:14px;
      border-bottom:1px solid #edf1f5;
    }
    .drawer-submenu a:hover{color:var(--theme)}

    .article-page{
      min-width:0;
      padding:34px 0 76px;
    }
    .article-page .breadcrumb{
      margin-bottom:24px;
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      color:#69778c;
      font-size:14px;
    }
    .article-page .breadcrumb a:hover{color:var(--theme)}
    .article-page .breadcrumb span[aria-hidden="true"]{color:#a3adbc}
    .article-page .article-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 310px;
      gap:28px;
      align-items:start;
    }
    .article-page .article-shell{
      min-width:0;
      overflow:hidden;
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:20px;
      box-shadow:var(--shadow);
    }
    .article-page .article-header{
      padding:38px 42px 30px;
      background:
        linear-gradient(135deg,rgba(11,61,145,.08),transparent 58%),
        #fff;
      border-bottom:1px solid var(--line);
    }
    .article-page .article-category{
      display:inline-flex;
      padding:6px 11px;
      color:var(--theme);
      background:var(--theme-soft);
      border:1px solid #cedcf2;
      border-radius:999px;
      font-size:13px;
      font-weight:900;
    }
    .article-page h1{
      margin:16px 0 14px;
      color:#101c30;
      font-size:clamp(30px,4vw,48px);
      line-height:1.2;
      letter-spacing:-.025em;
      overflow-wrap:anywhere;
    }
    .article-page .article-summary{
      margin:0;
      color:#526078;
      font-size:17px;
      line-height:1.85;
    }
    .article-page .article-meta{
      margin-top:22px;
      display:flex;
      flex-wrap:wrap;
      gap:9px 18px;
      color:#6c788b;
      font-size:14px;
    }
    .article-page .article-meta span{
      display:inline-flex;
      align-items:center;
      gap:6px;
    }
    .article-page .article-meta span::before{
      content:"";
      width:6px;
      height:6px;
      background:#8aa6d2;
      border-radius:50%;
    }
    .article-page .article-content{
      min-width:0;
      max-width:100%;
      padding:38px 42px 44px;
      overflow-x:auto;
      color:#28374d;
      font-size:17px;
      line-height:1.95;
      overflow-wrap:anywhere;
    }
    .article-page .article-content>*:first-child{margin-top:0}
    .article-page .article-content>*:last-child{margin-bottom:0}
    .article-page .article-content h2,
    .article-page .article-content h3,
    .article-page .article-content h4{
      color:#12223c;
      line-height:1.4;
      scroll-margin-top:24px;
    }
    .article-page .article-content h2{
      margin:38px 0 16px;
      padding-left:14px;
      font-size:27px;
      border-left:4px solid var(--theme);
    }
    .article-page .article-content h3{margin:30px 0 12px;font-size:22px}
    .article-page .article-content p{margin:0 0 20px}
    .article-page .article-content a{
      color:var(--theme);
      text-decoration:underline;
      text-underline-offset:3px;
    }
    .article-page .article-content img,
    .article-page .article-content video,
    .article-page .article-content iframe{
      max-width:100%;
      height:auto;
      margin:26px auto;
      border-radius:14px;
    }
    .article-page .article-content iframe{width:100%;min-height:420px}
    .article-page .article-content table{
      width:100%;
      max-width:100%;
      margin:24px 0;
      border-collapse:collapse;
      background:#fff;
    }
    .article-page .article-content th,
    .article-page .article-content td{
      min-width:120px;
      padding:12px;
      border:1px solid var(--line);
      text-align:left;
    }
    .article-page .article-content th{background:#eef3fa}
    .article-page .article-content blockquote{
      margin:26px 0;
      padding:18px 22px;
      color:#34445d;
      background:#f1f6fd;
      border-left:4px solid var(--theme);
      border-radius:0 12px 12px 0;
    }
    .article-page .article-content pre{
      max-width:100%;
      padding:18px;
      overflow-x:auto;
      color:#d9fbe8;
      background:#07152d;
      border-radius:12px;
    }
    .article-page .article-tags{
      padding:0 42px 34px;
      display:flex;
      align-items:flex-start;
      gap:12px;
      color:#536178;
    }
    .article-page .article-tags strong{white-space:nowrap}
    .article-page .article-tags a{
      display:inline-flex;
      margin:0 6px 8px 0;
      padding:6px 10px;
      color:var(--theme);
      background:var(--theme-soft);
      border-radius:999px;
      font-size:13px;
      font-weight:800;
    }
    .article-page .risk-note{
      margin:0 42px 36px;
      padding:18px 20px;
      color:#694513;
      background:#fff8e8;
      border:1px solid #f2d8a3;
      border-radius:13px;
      font-size:14px;
    }
    .article-page .risk-note strong{
      display:block;
      margin-bottom:3px;
      color:#8b5400;
    }
    .article-page .article-navigation{
      display:grid;
      grid-template-columns:1fr 1fr;
      border-top:1px solid var(--line);
    }
    .article-page .article-navigation a{
      min-width:0;
      padding:24px 30px;
      background:#f9fbfe;
      transition:.2s ease;
    }
    .article-page .article-navigation a+ a{
      text-align:right;
      border-left:1px solid var(--line);
    }
    .article-page .article-navigation a:hover{background:var(--theme-soft)}
    .article-page .article-navigation small{
      display:block;
      margin-bottom:5px;
      color:#758197;
    }
    .article-page .article-navigation strong{
      display:block;
      overflow:hidden;
      color:#1a2b44;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .article-page .article-sidebar{
      position:sticky;
      top:24px;
      display:grid;
      gap:18px;
    }
    .article-page .sidebar-card{
      padding:22px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:16px;
      box-shadow:0 12px 30px rgba(15,23,42,.06);
    }
    .article-page .sidebar-card h2{
      margin:0 0 12px;
      color:#17253b;
      font-size:19px;
    }
    .article-page .sidebar-card p{
      margin:0;
      color:#66758a;
      font-size:14px;
    }
    .article-page .status-list{
      margin:16px 0 0;
      padding:0;
      list-style:none;
    }
    .article-page .status-list li{
      padding:10px 0;
      display:flex;
      align-items:flex-start;
      gap:9px;
      color:#526077;
      font-size:14px;
      border-top:1px solid #edf1f6;
    }
    .article-page .status-list li::before{
      content:"";
      width:8px;
      height:8px;
      margin-top:8px;
      flex:0 0 8px;
      background:var(--success);
      border-radius:50%;
      box-shadow:0 0 0 4px rgba(8,127,91,.1);
    }
    .article-page .sidebar-actions{
      margin-top:16px;
      display:grid;
      gap:9px;
    }
    .article-page .sidebar-actions a{
      padding:10px 14px;
      color:#fff;
      background:var(--theme);
      border-radius:10px;
      font-size:14px;
      font-weight:800;
      text-align:center;
    }
    .article-page .sidebar-actions a:last-child{
      color:var(--theme);
      background:var(--theme-soft);
    }
    .article-page .related-section{margin-top:32px}
    .article-page .section-heading{
      margin-bottom:18px;
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:20px;
    }
    .article-page .section-heading h2{
      margin:0;
      color:#132039;
      font-size:28px;
    }
    .article-page .section-heading p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .article-page .related-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .article-page .related-card{
      min-width:0;
      overflow:hidden;
      background:#fff;
      border:1px solid var(--line);
      border-radius:15px;
      box-shadow:0 10px 28px rgba(15,23,42,.05);
      transition:.2s ease;
    }
    .article-page .related-card:hover{
      transform:translateY(-4px);
      border-color:#afc4e6;
      box-shadow:0 18px 36px rgba(11,61,145,.1);
    }
    .article-page .related-card img{
      width:100%;
      aspect-ratio:16/9;
      object-fit:cover;
      background:#dfe7f2;
    }
    .article-page .related-body{padding:17px}
    .article-page .related-body h3{
      margin:0;
      color:#18263d;
      font-size:17px;
      line-height:1.55;
    }
    .article-page .related-body p{
      margin:8px 0 14px;
      color:#68768b;
      font-size:13px;
      line-height:1.65;
      display:-webkit-box;
      overflow:hidden;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:3;
    }
    .article-page .related-meta{
      display:flex;
      justify-content:space-between;
      gap:10px;
      color:#7b8799;
      font-size:12px;
    }

    .footer{
      color:#c8d2e1;
      background:#08162c;
      border-top:4px solid var(--theme);
    }
    .footer-main{padding:58px 0 42px}
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .8fr 1fr;
      gap:42px;
    }
    .footer .logo{color:#fff}
    .footer-brand p{
      max-width:420px;
      margin:18px 0;
      color:#9facbf;
      font-size:14px;
    }
    .footer-social{color:#d9e5f4}
    .footer h3{
      margin:0 0 16px;
      color:#fff;
      font-size:16px;
    }
    .footer-links{display:grid;gap:9px}
    .footer-links a,
    .footer-contact a{color:#aebbd0}
    .footer-links a:hover,
    .footer-contact a:hover{color:#fff}
    .footer-contact p{
      margin:0 0 10px;
      color:#9facbf;
      font-size:14px;
    }
    .footer-bottom{
      color:#8f9db2;
      background:#061126;
      border-top:1px solid rgba(255,255,255,.08);
      font-size:13px;
    }
    .footer-bottom-inner{
      min-height:58px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }

    @media (max-width:1180px){
      .main-nav{display:none}
      .hamburger{display:flex}
      .header-btns{margin-left:auto}
    }

    @media (max-width:920px){
      .article-page .article-layout{grid-template-columns:1fr}
      .article-page .article-sidebar{
        position:static;
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .article-page .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    }

    @media (max-width:680px){
      .container{width:min(100% - 28px,1180px)}
      .topbar-inner{
        min-height:50px;
        align-items:flex-start;
        flex-direction:column;
        justify-content:center;
        gap:1px;
      }
      .topbar-contact{gap:12px;flex-wrap:wrap}
      .header-inner{min-height:68px;gap:12px}
      .header .logo span{max-width:130px;overflow:hidden;text-overflow:ellipsis}
      .header-btns>span{display:none}
      .open-account{padding:9px 12px}
      .article-page{padding:22px 0 54px}
      .article-page .article-header{padding:28px 22px 24px}
      .article-page h1{font-size:30px}
      .article-page .article-summary{font-size:16px}
      .article-page .article-content{padding:28px 22px 34px;font-size:16px}
      .article-page .article-content iframe{min-height:240px}
      .article-page .article-tags{padding:0 22px 26px;flex-direction:column}
      .article-page .risk-note{margin:0 22px 28px}
      .article-page .article-navigation{grid-template-columns:1fr}
      .article-page .article-navigation a{padding:20px 22px}
      .article-page .article-navigation a+ a{
        text-align:left;
        border-top:1px solid var(--line);
        border-left:0;
      }
      .article-page .article-sidebar{grid-template-columns:1fr}
      .article-page .section-heading{align-items:flex-start;flex-direction:column;gap:4px}
      .article-page .related-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr;gap:30px}
      .footer-bottom-inner{
        padding:16px 0;
        align-items:flex-start;
        flex-direction:column;
        justify-content:center;
        gap:4px;
      }
    }

    @media (max-width:420px){
      .header .logo img{width:36px;height:36px}
      .header .logo span{display:none}
      .article-page h1{font-size:27px}
      .article-page .article-header,
      .article-page .article-content{padding-right:18px;padding-left:18px}
      .article-page .article-tags{padding-right:18px;padding-left:18px}
      .article-page .risk-note{margin-right:18px;margin-left:18px}
    }