:root{
      --primary:#0B3D91;
      --primary-dark:#082d6b;
      --ink:#172033;
      --muted:#667085;
      --line:#e5eaf1;
      --soft:#f4f7fb;
      --white:#fff;
      --shadow:0 18px 50px rgba(17,38,74,.10);
      --radius:16px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:#f7f9fc;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC","PingFang HK",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{background:#101a2b;color:#dbe5f5;font-size:13px}
    .topbar-inner{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar-links{display:flex;align-items:center;gap:20px}
    .topbar a{color:#dbe5f5;transition:color .2s}
    .topbar a:hover{color:#fff}

    .header{position:relative;z-index:30;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(20,40,80,.04)}
    .header-inner{min-height:78px;display:flex;align-items:center;gap:28px}
    .logo{display:inline-flex;align-items:center;gap:10px;min-width:max-content;font-size:19px;font-weight:800;color:var(--primary)}
    .logo img{width:34px;height:34px;object-fit:contain}
    .main-nav{margin-left:auto}
    .nav-list{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
    .nav-item{position:relative}
    .nav-link{display:flex;align-items:center;gap:6px;padding:27px 13px;color:#263449;font-size:14px;font-weight:650;white-space:nowrap}
    .nav-link:hover{color:var(--primary)}
    .has-arrow:after{content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px)}
    .dropdown-panel,.mega-menu{position:absolute;top:calc(100% + 1px);left:50%;transform:translate(-50%,8px);opacity:0;visibility:hidden;pointer-events:none;background:#fff;border:1px solid var(--line);border-radius:0 0 14px 14px;box-shadow:var(--shadow);padding:20px;transition:.2s ease;z-index:50}
    .dropdown-panel{width:290px}
    .mega-menu{width:620px}
    .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:translate(-50%,0)}
    .dropdown-panel:before,.mega-menu:before{content:"";position:absolute;left:0;right:0;top:-12px;height:12px}
    .mega-title{margin:0 0 13px;color:var(--primary);font-size:13px;font-weight:800;letter-spacing:.04em}
    .dropdown-list{display:grid;gap:7px}
    .dropdown-list a{display:block;padding:7px 9px;border-radius:8px;color:#344054;font-size:13px}
    .dropdown-list a:hover{background:var(--soft);color:var(--primary)}
    .mega-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
    .mega-card{display:flex;gap:10px;min-width:0;padding:10px;border:1px solid #edf0f5;border-radius:10px;background:#fff}
    .mega-card:hover{border-color:#b9cceb;background:#f8fbff}
    .mega-card img{width:38px;height:38px;flex:0 0 38px;object-fit:contain;border-radius:8px;background:#f3f6fa}
    .mega-card span{display:grid;gap:2px;min-width:0}
    .mega-card strong,.mega-card small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
    .mega-card strong{font-size:12px;color:#1d2939}
    .mega-card small{font-size:11px;color:var(--muted)}
    .mega-footer{display:block;margin-top:16px;padding-top:13px;border-top:1px solid var(--line);color:var(--primary);font-weight:700;font-size:13px}
    .header-btns{display:flex;align-items:center;gap:12px}
    .member-link{color:var(--primary);font-size:13px;font-weight:700;white-space:nowrap}
    .open-account{padding:9px 15px;color:#fff;background:var(--primary);border-radius:8px;font-size:13px;font-weight:700;white-space:nowrap}
    .open-account:hover{background:var(--primary-dark)}
    .hamburger{display:none;width:42px;height:40px;border:1px solid var(--line);border-radius:8px;background:#fff;cursor:pointer;padding:9px}
    .hamburger span{display:block;height:2px;margin:5px 0;background:var(--primary);transition:.2s}

    .drawer-overlay{display:none;position:fixed;inset:0;background:rgba(8,20,40,.48);z-index:80}
    .drawer-overlay.open{display:block}
    .mobile-drawer{position:fixed;top:0;right:-350px;width:min(350px,88vw);height:100vh;overflow:auto;background:#fff;z-index:90;box-shadow:-14px 0 35px rgba(0,0,0,.18);transition:right .25s ease}
    .mobile-drawer.open{right:0}
    .drawer-head{display:flex;align-items:center;gap:12px;padding:19px;border-bottom:1px solid var(--line);font-weight:800;color:var(--primary)}
    .drawer-head>a{margin-left:auto;color:#fff;background:var(--primary);border-radius:7px;padding:6px 10px;font-size:12px}
    .drawer-close{border:0;background:none;font-size:27px;line-height:1;cursor:pointer;color:#667085}
    .drawer-menu{padding:12px 19px 30px}
    .drawer-link,.drawer-toggle{display:block;width:100%;padding:13px 0;border:0;border-bottom:1px solid #edf0f4;background:transparent;text-align:left;color:#263449;font-weight:700;cursor:pointer}
    .drawer-toggle:after{content:"+";float:right;color:var(--primary);font-size:19px;font-weight:400}
    .drawer-toggle.active:after{content:"−"}
    .drawer-submenu{display:none;padding:5px 0 8px 13px}
    .drawer-submenu.open{display:block}
    .drawer-submenu a{display:block;padding:7px 0;color:var(--muted);font-size:13px}

    .tag-page{padding:68px 0 90px}
    .tag-hero{text-align:center;margin-bottom:35px}
    .tag-kicker{display:inline-block;margin-bottom:12px;padding:5px 12px;border-radius:999px;background:#e8f0ff;color:var(--primary);font-size:12px;font-weight:800;letter-spacing:.08em}
    .tag-hero h1{margin:0;color:#15233a;font-size:clamp(30px,4vw,48px);line-height:1.2}
    .tag-hero p{max-width:680px;margin:15px auto 0;color:var(--muted);font-size:15px}
    .tag-summary{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:20px}
    .tag-summary span{padding:8px 15px;border:1px solid #dbe5f2;border-radius:999px;background:#fff;color:#536176;font-size:13px}
    .tag-summary strong{color:var(--primary)}
    .tag-content{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:25px;align-items:start}
    .tag-articles{display:grid;gap:16px}
    .tag-article{display:grid;grid-template-columns:190px minmax(0,1fr);gap:19px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 8px 25px rgba(30,55,95,.05);transition:transform .2s,box-shadow .2s}
    .tag-article:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .tag-article-image{height:145px;overflow:hidden;border-radius:11px;background:#edf2f8}
    .tag-article-image img{width:100%;height:100%;object-fit:cover}
    .tag-article-body{min-width:0}
    .tag-label{display:inline-block;margin-bottom:7px;color:var(--primary);font-size:12px;font-weight:800}
    .tag-article h2{margin:0 0 8px;font-size:20px;line-height:1.4}
    .tag-article h2 a:hover{color:var(--primary)}
    .tag-article p{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden;margin:0 0 12px;color:#667085;font-size:14px}
    .article-meta{display:flex;flex-wrap:wrap;gap:10px;color:#8994a5;font-size:12px}
    .article-meta span{white-space:nowrap}
    .tag-read{display:inline-flex;margin-top:13px;color:var(--primary);font-size:13px;font-weight:800}
    .tag-sidebar{padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 8px 25px rgba(30,55,95,.05)}
    .tag-sidebar h2{margin:0 0 15px;font-size:18px}
    .tag-sidebar p{margin:0 0 18px;color:var(--muted);font-size:13px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
    .tag-cloud a{padding:7px 11px;border-radius:999px;background:#f1f5fa;color:#536176;font-size:12px}
    .tag-cloud a:hover{background:#e4edff;color:var(--primary)}
    .pagination{display:flex;justify-content:center;gap:7px;flex-wrap:wrap;margin-top:30px}
    .pagination a{min-width:36px;padding:7px 11px;text-align:center;border:1px solid var(--line);border-radius:7px;background:#fff;color:#536176;font-size:13px}
    .pagination a:hover,.pagination a.active{border-color:var(--primary);background:var(--primary);color:#fff}

    .footer{padding:58px 0 22px;background:#101a2b;color:#b7c3d5}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
    .footer .logo{color:#fff}
    .footer .logo img{filter:brightness(0) invert(1)}
    .footer-brand p{max-width:290px;margin:18px 0 0;color:#9eacc0;font-size:13px}
    .footer-col h3{margin:0 0 15px;color:#fff;font-size:14px}
    .footer-links{display:grid;gap:8px;margin:0;padding:0;list-style:none;font-size:13px}
    .footer-links a:hover{color:#fff}
    .footer-col p{margin:7px 0;font-size:13px}
    .footer-bottom{display:flex;justify-content:space-between;gap:18px;margin-top:42px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);font-size:12px;color:#8e9caf}

    @media(max-width:980px){
      .main-nav{display:none}
      .hamburger{display:block}
      .header-inner{justify-content:space-between}
      .header-btns{margin-left:auto}
      .tag-content{grid-template-columns:1fr}
      .tag-sidebar{order:-1}
    }
    @media(max-width:700px){
      .container{width:min(100% - 28px,1180px)}
      .topbar-inner{padding:8px 0;align-items:flex-start}
      .topbar-links{gap:8px;flex-direction:column;align-items:flex-end}
      .header-inner{min-height:68px;gap:10px}
      .member-link{display:none}
      .tag-page{padding:45px 0 65px}
      .tag-article{grid-template-columns:1fr}
      .tag-article-image{height:190px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:25px}
      .footer-bottom{display:grid;gap:8px}
    }
    @media(max-width:450px){
      .footer-grid{grid-template-columns:1fr}
      .open-account{display:none}
      .tag-hero h1{font-size:32px}
    }