:root{
      --theme:#0B3D91;
      --theme-dark:#072c6b;
      --theme-soft:#eaf1fc;
      --accent:#f2b84b;
      --ink:#14213d;
      --muted:#64748b;
      --line:#dce4ef;
      --surface:#ffffff;
      --background:#f5f7fb;
      --success:#16866f;
      --radius:18px;
      --shadow:0 16px 45px rgba(20,33,61,.10);
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--background);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
      line-height:1.7;
    }
    body,button,input,textarea,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-inline:auto}

    .topbar{
      color:#dbe8ff;
      background:#06275f;
      font-size:13px;
    }
    .topbar .container{
      min-height:36px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .topbar-links{display:flex;align-items:center;gap:20px}
    .topbar a:hover{color:#fff}

    .header{
      position:relative;
      z-index:50;
      background:rgba(255,255,255,.98);
      border-bottom:1px solid var(--line);
      box-shadow:0 4px 18px rgba(15,23,42,.04);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:28px;
    }
    .logo{
      min-width:0;
      display:inline-flex;
      align-items:center;
      gap:10px;
      color:var(--theme);
      font-size:20px;
      font-weight:850;
      letter-spacing:-.02em;
    }
    .logo img{
      width:42px;
      height:42px;
      flex:0 0 42px;
      border-radius:12px;
      object-fit:contain;
      background:#fff;
    }
    .logo span{
      max-width:180px;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .main-nav{margin-left:auto;align-self:stretch}
    .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:100%;
      display:flex;
      align-items:center;
      padding:0 12px;
      color:#24324a;
      font-size:15px;
      font-weight:700;
      white-space:nowrap;
    }
    .nav-link:hover,.nav-item:focus-within>.nav-link{color:var(--theme)}
    .has-arrow::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%;
      left:0;
      z-index:60;
      visibility:hidden;
      opacity:0;
      transform:translateY(8px);
      pointer-events:none;
      transition:.18s ease;
      background:#fff;
      border:1px solid var(--line);
      border-radius:0 0 16px 16px;
      box-shadow:0 24px 55px rgba(15,23,42,.16);
    }
    .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:none;
      pointer-events:auto;
    }
    .dropdown-panel{
      width:310px;
      padding:12px;
    }
    .dropdown-panel>a,
    .mega-column>a:not(.mega-broker-card):not(.mega-video-card):not(.mega-product-card){
      display:block;
      padding:9px 11px;
      border-radius:9px;
      color:#334155;
      font-size:14px;
    }
    .dropdown-panel>a:hover,
    .mega-column>a:not(.mega-broker-card):not(.mega-video-card):not(.mega-product-card):hover{
      color:var(--theme);
      background:var(--theme-soft);
    }
    .mega-menu{
      left:50%;
      width:min(720px,90vw);
      padding:20px;
      display:grid;
      grid-template-columns:1.25fr .75fr;
      gap:24px;
      transform:translate(-50%,8px);
    }
    .nav-item:hover>.mega-menu,
    .nav-item:focus-within>.mega-menu{transform:translate(-50%,0)}
    .mega-column{min-width:0}
    .mega-title{
      margin:0 0 10px;
      color:var(--theme);
      font-size:13px;
      letter-spacing:.08em;
    }
    .mega-broker-card,.mega-video-card,.mega-product-card{
      display:flex;
      align-items:center;
      gap:10px;
      margin:5px 0;
      padding:8px;
      border-radius:10px;
    }
    .mega-broker-card:hover,.mega-video-card:hover,.mega-product-card:hover{
      background:var(--theme-soft);
    }
    .mega-broker-card img,.mega-video-card img,.mega-product-card img{
      width:42px;
      height:42px;
      flex:0 0 42px;
      border-radius:9px;
      object-fit:cover;
      background:#eef2f7;
    }
    .mega-broker-card span,.mega-video-card span,.mega-product-card span{
      min-width:0;
      font-size:13px;
      line-height:1.35;
    }
    .mega-broker-card strong,.mega-video-card strong,.mega-product-card strong{
      display:inline-block;
      max-width:250px;
      overflow:hidden;
      color:#1e293b;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .mega-card-meta{
      display:inline-block;
      max-width:260px;
      overflow:hidden;
      color:var(--muted);
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .mega-footer{
      margin-top:9px;
      color:var(--theme)!important;
      font-weight:800;
    }
    .header-btns{
      display:flex;
      align-items:center;
      gap:9px;
    }
    .member-btn,.account-btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:40px;
      padding:0 15px;
      border-radius:10px;
      font-size:14px;
      font-weight:800;
      white-space:nowrap;
    }
    .member-btn{color:var(--theme);background:var(--theme-soft)}
    .account-btn{color:#fff;background:var(--theme)}
    .member-btn:hover{background:#dce9fc}
    .account-btn:hover{background:var(--theme-dark)}
    .hamburger{
      width:43px;
      height:43px;
      display:none;
      align-items:center;
      justify-content:center;
      flex-direction:column;
      gap:5px;
      padding:0;
      border:0;
      border-radius:10px;
      background:var(--theme-soft);
      cursor:pointer;
    }
    .hamburger span{
      width:21px;
      height:2px;
      border-radius:2px;
      background:var(--theme);
      transition:.2s ease;
    }
    .hamburger.active span:first-child{transform:translateY(7px) rotate(45deg)}
    .hamburger.active span:nth-child(2){opacity:0}
    .hamburger.active span:last-child{transform:translateY(-7px) rotate(-45deg)}

    .drawer-overlay{
      position:fixed;
      inset:0;
      z-index:80;
      visibility:hidden;
      opacity:0;
      background:rgba(3,15,35,.58);
      transition:.22s 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(15,23,42,.25);
      transform:translateX(105%);
      transition:.24s ease;
    }
    .mobile-drawer.open{transform:none}
    .drawer-head{
      min-height:72px;
      display:flex;
      align-items:center;
      gap:10px;
      padding:14px 18px;
      color:var(--theme);
      border-bottom:1px solid var(--line);
      font-weight:800;
    }
    .drawer-head>a{
      padding:7px 10px;
      border-radius:8px;
      background:var(--theme-soft);
    }
    .drawer-close{
      width:38px;
      height:38px;
      margin-left:auto;
      padding:0;
      color:var(--theme);
      border:0;
      border-radius:9px;
      background:#eef3fb;
      font-size:26px;
      line-height:1;
      cursor:pointer;
    }
    .drawer-menu{padding:13px 18px 28px}
    .drawer-link,.drawer-toggle{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:13px 4px;
      color:#1e293b;
      border:0;
      border-bottom:1px solid #edf1f6;
      background:transparent;
      font-weight:750;
      text-align:left;
      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 13px;
      border-bottom:1px solid #edf1f6;
    }
    .drawer-submenu.open{display:block}
    .drawer-submenu a{
      display:block;
      padding:8px 5px;
      color:var(--muted);
      font-size:14px;
    }
    .drawer-submenu a:hover{color:var(--theme)}

    .ea-content-stack{
      min-width:0;
      padding:36px 0 72px;
    }
    .ea-content-stack .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      margin-bottom:24px;
      color:var(--muted);
      font-size:14px;
    }
    .ea-content-stack .breadcrumb a:hover{color:var(--theme)}
    .ea-content-stack .breadcrumb span+span::before,
    .ea-content-stack .breadcrumb a+span::before{
      content:"/";
      margin-right:8px;
      color:#a8b2c2;
    }
    .ea-content-stack .product-hero{
      position:relative;
      overflow:hidden;
      padding:42px;
      color:#fff;
      border-radius:26px;
      background:
        radial-gradient(circle at 88% 12%,rgba(242,184,75,.30),transparent 25%),
        linear-gradient(135deg,var(--theme-dark),var(--theme) 62%,#1a5db9);
      box-shadow:var(--shadow);
    }
    .ea-content-stack .product-hero::after{
      content:"";
      position:absolute;
      right:-70px;
      bottom:-110px;
      width:280px;
      height:280px;
      border:48px solid rgba(255,255,255,.07);
      border-radius:50%;
    }
    .ea-content-stack .product-label{
      position:relative;
      z-index:1;
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:16px;
      padding:6px 12px;
      border:1px solid rgba(255,255,255,.28);
      border-radius:999px;
      background:rgba(255,255,255,.12);
      font-size:13px;
      font-weight:800;
    }
    .ea-content-stack .product-label::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(242,184,75,.15);
    }
    .ea-content-stack .product-hero h1{
      position:relative;
      z-index:1;
      max-width:850px;
      margin:0;
      font-size:clamp(32px,5vw,58px);
      line-height:1.12;
      letter-spacing:-.04em;
    }
    .ea-content-stack .product-summary{
      position:relative;
      z-index:1;
      max-width:790px;
      margin:20px 0 0;
      color:#e7effc;
      font-size:18px;
    }
    .ea-content-stack .product-layout{
      min-width:0;
      display:grid;
      grid-template-columns:minmax(0,1fr) 320px;
      align-items:start;
      gap:28px;
      margin-top:28px;
    }
    .ea-content-stack .product-main,
    .ea-content-stack .product-sidebar{min-width:0}
    .ea-content-stack .product-panel{
      min-width:0;
      margin-bottom:24px;
      padding:28px;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:var(--surface);
      box-shadow:0 10px 30px rgba(15,23,42,.055);
    }
    .ea-content-stack .product-cover{
      overflow:hidden;
      margin:0;
      border-radius:15px;
      background:#eef3f9;
    }
    .ea-content-stack .product-cover img{
      width:100%;
      max-height:520px;
      object-fit:contain;
    }
    .ea-content-stack .product-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:20px;
    }
    .ea-content-stack .meta-item{
      display:flex;
      align-items:center;
      gap:7px;
      padding:8px 12px;
      color:#475569;
      border:1px solid #e3e9f1;
      border-radius:999px;
      background:#f8fafc;
      font-size:13px;
    }
    .ea-content-stack .meta-item strong{color:var(--theme)}
    .ea-content-stack .section-heading{
      margin:0 0 20px;
      color:#16223a;
      font-size:25px;
      line-height:1.3;
    }
    .ea-content-stack .section-heading::after{
      content:"";
      display:block;
      width:48px;
      height:4px;
      margin-top:10px;
      border-radius:3px;
      background:var(--theme);
    }
    .ea-content-stack .product-body{
      min-width:0;
      max-width:100%;
      overflow-x:auto;
      color:#334155;
      font-size:16px;
    }
    .ea-content-stack .product-body>*:first-child{margin-top:0}
    .ea-content-stack .product-body>*:last-child{margin-bottom:0}
    .ea-content-stack .product-body h2,
    .ea-content-stack .product-body h3,
    .ea-content-stack .product-body h4{
      color:#17233c;
      line-height:1.35;
    }
    .ea-content-stack .product-body a{
      color:var(--theme);
      text-decoration:underline;
      text-underline-offset:3px;
    }
    .ea-content-stack .product-body img,
    .ea-content-stack .product-body video,
    .ea-content-stack .product-body iframe{
      max-width:100%;
      height:auto;
    }
    .ea-content-stack .product-body table{
      width:100%;
      max-width:100%;
      border-collapse:collapse;
    }
    .ea-content-stack .product-body th,
    .ea-content-stack .product-body td{
      min-width:130px;
      padding:10px;
      border:1px solid var(--line);
      text-align:left;
    }
    .ea-content-stack .product-body blockquote{
      margin:24px 0;
      padding:16px 20px;
      color:#334155;
      border-left:4px solid var(--theme);
      background:var(--theme-soft);
    }
    .ea-content-stack .quick-card{
      position:sticky;
      top:22px;
      overflow:hidden;
      padding:24px;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:#fff;
      box-shadow:var(--shadow);
    }
    .ea-content-stack .quick-card h2{
      margin:0 0 8px;
      font-size:21px;
    }
    .ea-content-stack .quick-card p{
      margin:0 0 18px;
      color:var(--muted);
      font-size:14px;
    }
    .ea-content-stack .quick-list{
      margin:0;
      padding:0;
      list-style:none;
    }
    .ea-content-stack .quick-list li{
      display:flex;
      justify-content:space-between;
      gap:15px;
      padding:11px 0;
      border-bottom:1px solid #edf1f6;
      font-size:14px;
    }
    .ea-content-stack .quick-list span{color:var(--muted)}
    .ea-content-stack .quick-list strong{
      max-width:165px;
      color:#24324a;
      text-align:right;
    }
    .ea-content-stack .sidebar-action{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:center;
      min-height:48px;
      margin-top:20px;
      color:#fff;
      border-radius:11px;
      background:var(--theme);
      font-weight:850;
    }
    .ea-content-stack .sidebar-action:hover{background:var(--theme-dark)}
    .ea-content-stack .notice{
      margin-top:15px;
      padding:12px;
      color:#67511c;
      border:1px solid #f3dfad;
      border-radius:10px;
      background:#fff9e9;
      font-size:12px;
    }
    .ea-content-stack .related-section{margin-top:34px}
    .ea-content-stack .related-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:20px;
      margin-bottom:18px;
    }
    .ea-content-stack .related-head h2{
      margin:0;
      font-size:28px;
    }
    .ea-content-stack .related-head p{
      margin:0;
      color:var(--muted);
    }
    .ea-content-stack .related-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:20px;
    }
    .ea-content-stack .related-card{
      min-width:0;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:16px;
      background:#fff;
      box-shadow:0 8px 24px rgba(15,23,42,.05);
      transition:.2s ease;
    }
    .ea-content-stack .related-card:hover{
      transform:translateY(-4px);
      border-color:#b8cae7;
      box-shadow:0 16px 35px rgba(11,61,145,.12);
    }
    .ea-content-stack .related-card img{
      width:100%;
      height:180px;
      object-fit:cover;
      background:#edf2f8;
    }
    .ea-content-stack .related-card-body{padding:18px}
    .ea-content-stack .related-card h3{
      margin:0 0 9px;
      font-size:18px;
      line-height:1.4;
    }
    .ea-content-stack .related-card p{
      display:-webkit-box;
      overflow:hidden;
      margin:0 0 13px;
      color:var(--muted);
      font-size:14px;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:3;
    }
    .ea-content-stack .related-card-meta{
      display:flex;
      flex-wrap:wrap;
      justify-content:space-between;
      gap:8px;
      color:#718096;
      font-size:12px;
    }
    .ea-content-stack .related-link{
      display:inline-flex;
      margin-top:14px;
      color:var(--theme);
      font-size:14px;
      font-weight:850;
    }

    .footer{
      color:#d7e2f4;
      background:#071c3f;
    }
    .footer .container{padding-top:58px}
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr repeat(3,1fr);
      gap:44px;
      padding-bottom:42px;
    }
    .footer .logo{color:#fff}
    .footer .logo img{background:#fff}
    .footer-brand p{
      max-width:380px;
      margin:18px 0 0;
      color:#aebdd3;
      font-size:14px;
    }
    .footer h3{
      margin:6px 0 15px;
      color:#fff;
      font-size:15px;
    }
    .footer-links{
      display:flex;
      align-items:flex-start;
      flex-direction:column;
      gap:9px;
    }
    .footer-links a{
      color:#aebdd3;
      font-size:14px;
    }
    .footer-links a:hover{color:#fff}
    .footer-bottom{
      min-height:70px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      color:#91a3bd;
      border-top:1px solid rgba(255,255,255,.11);
      font-size:13px;
    }

    @media (max-width:1120px){
      .main-nav{display:none}
      .hamburger{display:flex}
      .header-btns{margin-left:auto}
    }
    @media (max-width:900px){
      .ea-content-stack .product-layout{grid-template-columns:1fr}
      .ea-content-stack .quick-card{position:static}
      .ea-content-stack .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    }
    @media (max-width:640px){
      .container{width:min(100% - 28px,1180px)}
      .topbar .container{
        padding:8px 0;
        align-items:flex-start;
        flex-direction:column;
        gap:2px;
      }
      .topbar-links{
        align-items:flex-start;
        flex-direction:column;
        gap:1px;
      }
      .header-inner{min-height:68px;gap:12px}
      .logo img{width:38px;height:38px;flex-basis:38px}
      .logo span{max-width:120px;font-size:17px}
      .member-btn{display:none}
      .account-btn{min-height:38px;padding:0 11px;font-size:13px}
      .ea-content-stack{padding:24px 0 52px}
      .ea-content-stack .product-hero{padding:28px 22px;border-radius:19px}
      .ea-content-stack .product-summary{font-size:16px}
      .ea-content-stack .product-panel{padding:20px}
      .ea-content-stack .related-head{
        align-items:flex-start;
        flex-direction:column;
      }
      .ea-content-stack .related-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr;gap:28px}
      .footer-bottom{
        align-items:flex-start;
        flex-direction:column;
        justify-content:center;
        padding:18px 0;
      }
    }