:root{
      --theme:#0B3D91;
      --ink:#111827;
      --muted:#667085;
      --line:#e6eaf0;
      --paper:#f6f8fb;
      --white:#fff;
      --shadow:0 18px 50px rgba(15,35,70,.08);
      --radius:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.65}
    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:#0b1730;color:#d9e3f3;font-size:13px}
    .topbar .container{height:38px;display:flex;align-items:center;justify-content:space-between}
    .topbar-links{display:flex;gap:22px}
    .topbar a{color:#d9e3f3;transition:.2s}
    .topbar a:hover{color:#fff}

    .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:flex;align-items:center;gap:10px;min-width:185px;font-weight:800;font-size:19px;letter-spacing:.02em}
    .logo img{width:36px;height:36px;object-fit:contain}
    .main-nav{flex:1}
    .nav-list{display:flex;align-items:center;justify-content:center;gap:3px;padding:0;margin:0;list-style:none}
    .nav-item{position:relative}
    .nav-link{display:flex;align-items:center;gap:6px;padding:27px 13px;font-size:14px;color:#27364d;white-space:nowrap}
    .nav-link:hover{color:var(--theme)}
    .has-arrow:after{content:"";width:6px;height:6px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg) translateY(-2px)}
    .dropdown-panel,.mega-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%);width:290px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;box-shadow:var(--shadow);opacity:0;visibility:hidden;pointer-events:none;transition:.2s;z-index:30}
    .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}
    .nav-item:after{content:"";position:absolute;left:0;right:0;bottom:-12px;height:14px}
    .mega-title{margin:0 0 12px;font-size:13px;color:var(--theme);font-weight:800;letter-spacing:.08em}
    .dropdown-panel>a:not(.mega-footer){display:block;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px}
    .mega-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
    .mega-card{display:block;padding:12px;border:1px solid var(--line);border-radius:12px;background:#fbfcfe;min-height:80px}
    .mega-card:hover{border-color:#9bb3da;background:#f4f8ff}
    .mega-card img{width:26px;height:26px;object-fit:contain;margin-bottom:5px}
    .mega-card strong{display:block;font-size:13px;margin-bottom:4px}
    .mega-card small{display:block;color:var(--muted);font-size:11px;line-height:1.5}
    .mega-footer{display:block;color:var(--theme);font-size:13px;font-weight:700;margin-top:15px}
    .header-btns{display:flex;align-items:center;gap:12px;white-space:nowrap}
    .member-btn{font-size:13px;color:var(--theme);font-weight:700}
    .open-account{background:var(--theme);color:#fff;border-radius:999px;padding:9px 16px;font-size:13px}
    .hamburger{display:none;border:0;background:none;padding:8px;cursor:pointer}
    .hamburger span{display:block;width:22px;height:2px;background:#14213b;margin:4px 0;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;inset:0;background:rgba(4,14,31,.45);opacity:0;visibility:hidden;transition:.2s;z-index:50}
    .drawer-overlay.open{opacity:1;visibility:visible}
    .mobile-drawer{position:fixed;top:0;right:0;width:min(390px,88vw);height:100vh;background:#fff;transform:translateX(100%);transition:.25s;z-index:60;overflow:auto}
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{display:flex;align-items:center;gap:15px;padding:20px;border-bottom:1px solid var(--line);font-weight:700}
    .drawer-head>a{margin-left:auto;color:var(--theme);font-size:14px}
    .drawer-close{border:0;background:none;font-size:28px;line-height:1;cursor:pointer;color:#667085}
    .drawer-menu{padding:12px 20px 30px}
    .drawer-link,.drawer-toggle{display:block;width:100%;padding:14px 0;border:0;border-bottom:1px solid var(--line);background:none;text-align:left;color:var(--ink);font-size:15px;cursor:pointer}
    .drawer-toggle:after{content:"+";float:right;color:var(--theme);font-size:20px}
    .drawer-toggle.active:after{content:"−"}
    .drawer-submenu{display:none;padding:4px 0 8px 15px}
    .drawer-submenu.open{display:block}
    .drawer-submenu a{display:block;padding:9px 0;color:var(--muted);font-size:14px}

    .tag-page{padding:74px 0 90px}
    .tag-hero{text-align:center;margin-bottom:38px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--theme);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--theme)}
    .tag-hero h1{margin:14px 0 12px;font-size:clamp(34px,5vw,58px);line-height:1.12;letter-spacing:-.04em}
    .tag-hero p{max-width:650px;margin:0 auto;color:var(--muted);font-size:16px}
    .tag-summary{display:flex;justify-content:center;gap:12px;margin-top:22px;flex-wrap:wrap}
    .summary-chip{padding:8px 14px;border:1px solid #cdd8e8;border-radius:999px;background:#fff;color:#44546e;font-size:13px}
    .summary-chip strong{color:var(--theme);margin-right:4px}
    .tag-content{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:28px;align-items:start}
    .tag-list-panel,.tag-side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 8px 28px rgba(18,40,75,.04)}
    .tag-list-panel{padding:24px}
    .panel-heading{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:15px;margin-bottom:8px}
    .panel-heading h2{font-size:20px;margin:0}
    .panel-heading span{font-size:13px;color:var(--muted)}
    .tag-article{display:grid;grid-template-columns:180px minmax(0,1fr);gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}
    .tag-article:last-child{border-bottom:0}
    .tag-article-cover{height:125px;overflow:hidden;border-radius:12px;background:#eaf0f8}
    .tag-article-cover img{width:100%;height:100%;object-fit:cover}
    .tag-article h3{font-size:18px;line-height:1.4;margin:1px 0 8px}
    .tag-article h3 a:hover{color:var(--theme)}
    .tag-article p{margin:0 0 10px;color:var(--muted);font-size:14px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden}
    .article-meta{display:flex;gap:13px;flex-wrap:wrap;color:#8792a5;font-size:12px}
    .article-tags{margin-top:9px;color:var(--theme);font-size:12px}
    .read-link{display:inline-block;margin-top:10px;color:var(--theme);font-weight:700;font-size:13px}
    .tag-side-card{padding:22px}
    .tag-side-card h2{font-size:18px;margin:0 0 16px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:9px}
    .tag-cloud a{padding:7px 11px;border-radius:999px;background:#f1f5fb;border:1px solid #e0e8f4;color:#425675;font-size:13px}
    .tag-cloud a:hover{background:var(--theme);border-color:var(--theme);color:#fff}
    .side-note{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
    .pagination{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:28px}
    .pagination a{min-width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:8px;background:#fff;color:#51627b;font-size:13px}
    .pagination a:hover,.pagination a.active{background:var(--theme);color:#fff;border-color:var(--theme)}

    .footer{background:#0b1730;color:#d7dfec;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
    .footer-brand strong{display:block;color:#fff;font-size:21px;margin-bottom:13px}
    .footer p{margin:8px 0;color:#aebbd0;font-size:13px}
    .footer h3{margin:0 0 13px;color:#fff;font-size:14px}
    .footer-grid>div:not(.footer-brand) a{display:block;color:#aebbd0;font-size:13px;padding:4px 0}
    .footer-grid>div:not(.footer-brand) a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);margin-top:35px;padding-top:18px;color:#8f9db3;font-size:12px}

    @media(max-width:980px){
      .main-nav{display:none}
      .hamburger{display:block}
      .header-inner{justify-content:space-between}
      .logo{min-width:auto}
      .tag-content{grid-template-columns:1fr}
      .tag-side-card{order:-1}
      .tag-cloud{justify-content:center}
    }
    @media(max-width:640px){
      .container{width:min(100% - 28px,1180px)}
      .topbar .container{height:auto;min-height:38px;padding:8px 0;align-items:flex-start;gap:6px;flex-direction:column}
      .topbar-links{gap:12px;flex-wrap:wrap}
      .header-inner{min-height:66px;gap:10px}
      .member-btn{display:none}
      .open-account{padding:8px 12px;font-size:12px}
      .tag-page{padding:48px 0 65px}
      .tag-hero h1{font-size:38px}
      .tag-hero p{font-size:14px}
      .tag-list-panel{padding:16px}
      .tag-article{grid-template-columns:1fr;gap:13px}
      .tag-article-cover{height:180px}
      .tag-article h3{font-size:17px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:25px}
      .footer-brand{grid-column:1/-1}
      .footer-bottom{flex-direction:column;gap:8px}
    }