:root{
      --theme:#0B3D91;
      --ink:#172033;
      --muted:#687386;
      --line:#e4e9f1;
      --soft:#f4f7fb;
      --accent:#d8a33d;
      --danger:#b73532;
      --white:#fff;
      --shadow:0 18px 48px rgba(16,35,69,.10);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:#f8fafc;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .topbar{background:#0d1728;color:#cbd5e1;font-size:13px}
    .topbar .container{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar-links{display:flex;gap:22px}
    .topbar a{color:#f1c76a}
    .header{position:relative;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
    .header-inner{height:76px;display:flex;align-items:center;gap:28px}
    .logo{display:flex;align-items:center;gap:10px;min-width:190px;font-weight:800;color:var(--theme);font-size:18px}
    .logo img{width:34px;height:34px;object-fit:contain}
    .main-nav{flex:1}
    .nav-list{display:flex;align-items:center;justify-content:center;gap:4px;list-style:none;margin:0;padding:0}
    .nav-item{position:relative}
    .nav-link{display:block;padding:25px 14px;font-size:15px;white-space:nowrap}
    .nav-link:hover,.nav-link:focus{color:var(--theme)}
    .has-arrow:after{content:"";display:inline-block;width:6px;height:6px;margin:0 0 3px 8px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg)}
    .dropdown-panel,.mega-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%);visibility:hidden;opacity:0;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);transition:.2s ease}
    .dropdown-panel{width:250px;padding:12px}
    .dropdown-panel a{display:block;padding:9px 12px;border-radius:7px;font-size:14px}
    .dropdown-panel a:hover{background:var(--soft);color:var(--theme)}
    .mega-menu{width:760px;padding:20px;border-top:3px solid var(--accent);border-radius:0 0 12px 12px}
    .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}
    .mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .mega-card{display:flex;gap:10px;min-height:64px;padding:11px;border:1px solid var(--line);border-radius:9px;background:#fff}
    .mega-card:hover{border-color:var(--theme);background:#f7faff}
    .mega-card img{width:38px;height:38px;object-fit:contain;flex:none}
    .mega-card strong,.mega-card small{display:block}
    .mega-card strong{font-size:14px}
    .mega-card small{color:var(--muted);font-size:11px;line-height:1.5}
    .mega-footer{display:block;margin-top:16px;padding-top:12px;border-top:1px solid var(--line);color:var(--theme);font-size:13px;font-weight:700}
    .header-btns{display:flex;align-items:center;gap:10px;white-space:nowrap}
    .member-link{font-size:13px;color:var(--theme)}
    .open-account{padding:8px 15px;border-radius:6px;background:var(--theme);color:#fff;font-size:13px}
    .hamburger{display:none;border:0;background:none;padding:8px;cursor:pointer}
    .hamburger span{display:block;width:24px;height:2px;margin:5px 0;background:var(--ink);transition:.2s}
    .drawer-overlay{display:none}
    .mobile-drawer{display:none}

    .tag-index-page{padding:54px 0 80px}
    .page-heading{text-align:center;margin:0 auto 38px;max-width:720px}
    .eyebrow{display:inline-block;color:var(--accent);font-size:13px;font-weight:800;letter-spacing:2px;text-transform:uppercase}
    .page-heading h1{margin:8px 0 12px;color:#12213b;font-size:clamp(30px,5vw,52px);line-height:1.2}
    .page-heading p{margin:0;color:var(--muted);font-size:16px}
    .tag-index-panel{padding:34px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
    .panel-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:26px;border-bottom:1px solid var(--line);padding-bottom:18px}
    .panel-head h2{margin:0;font-size:22px}
    .panel-head span{font-size:13px;color:var(--muted)}
    .tag-cloud{display:flex;align-items:center;justify-content:center;gap:14px 12px;flex-wrap:wrap;padding:16px 6px 28px}
    .tag-cloud a{display:inline-flex;align-items:center;gap:7px;padding:10px 17px;border:1px solid #d8e1ef;border-radius:999px;background:#f9fbff;color:#27456f;font-size:15px;transition:.2s}
    .tag-cloud a:hover{background:var(--theme);border-color:var(--theme);color:#fff;transform:translateY(-2px)}
    .tag-cloud em{font-style:normal;color:var(--muted);font-size:12px}
    .tag-cloud a:nth-child(3n){font-size:18px;color:var(--theme)}
    .tag-cloud a:nth-child(5n){border-color:#e6c979;background:#fffaf0}
    .tag-index-note{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:12px}
    .note-card{padding:20px;border-radius:12px;background:var(--soft);border-left:3px solid var(--theme)}
    .note-card strong{display:block;margin-bottom:4px;color:#203b68}
    .note-card p{margin:0;color:var(--muted);font-size:13px}
    .tag-cta{display:flex;justify-content:center;margin-top:34px}
    .tag-cta a{padding:12px 25px;border-radius:7px;background:var(--theme);color:#fff;font-weight:700}
    .footer{background:#0d1728;color:#b9c5d8;padding:50px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
    .footer h3{margin:0 0 14px;color:#fff;font-size:15px}
    .footer-brand strong{display:block;color:#fff;font-size:20px;margin-bottom:12px}
    .footer p{margin:5px 0;font-size:13px}
    .footer a{display:block;margin:6px 0;color:#b9c5d8;font-size:13px}
    .footer a:hover{color:#f1c76a}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:35px;padding-top:18px;border-top:1px solid rgba(255,255,255,.13);font-size:12px;color:#8492a8}

    @media(max-width:980px){
      .main-nav{display:none}
      .header-inner{height:66px}
      .header-btns{margin-left:auto}
      .member-link{display:none}
      .hamburger{display:block}
      .mobile-drawer{display:block;position:fixed;z-index:50;top:0;right:-360px;width:min(360px,88vw);height:100vh;background:#fff;box-shadow:-15px 0 40px rgba(0,0,0,.18);transition:right .25s ease;overflow-y:auto}
      .mobile-drawer.open{right:0}
      .drawer-overlay{position:fixed;z-index:40;inset:0;background:rgba(5,13,28,.55);opacity:0;visibility:hidden;display:block;transition:.2s}
      .drawer-overlay.open{opacity:1;visibility:visible}
      .drawer-head{display:flex;align-items:center;gap:14px;padding:20px;border-bottom:1px solid var(--line);font-weight:700;color:var(--theme)}
      .drawer-head a{margin-left:auto;padding:5px 11px;background:var(--theme);border-radius:5px;color:#fff;font-size:12px}
      .drawer-close{border:0;background:none;font-size:28px;color:var(--muted);cursor:pointer}
      .drawer-menu{padding:10px 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;font:inherit;color:var(--ink);cursor:pointer}
      .drawer-toggle:after{content:"+";float:right;color:var(--muted);font-size:20px}
      .drawer-toggle.active:after{content:"−"}
      .drawer-submenu{display:none;padding:4px 0 7px 15px}
      .drawer-submenu.open{display:block}
      .drawer-submenu a{display:block;padding:8px 0;color:var(--muted);font-size:13px}
    }
    @media(max-width:700px){
      .container{width:min(100% - 28px,1180px)}
      .topbar .container{align-items:flex-start;flex-direction:column;gap:0;padding:7px 0}
      .topbar-links{gap:12px;flex-wrap:wrap}
      .open-account{display:none}
      .tag-index-page{padding:35px 0 55px}
      .tag-index-panel{padding:22px 16px}
      .panel-head{align-items:flex-start;flex-direction:column;gap:4px}
      .tag-cloud{gap:10px 8px}
      .tag-cloud a{padding:8px 12px;font-size:13px}
      .tag-cloud a:nth-child(3n){font-size:15px}
      .tag-index-note{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr;gap:25px 18px}
      .footer-bottom{flex-direction:column;gap:5px}
    }
    @media(max-width:430px){
      .footer-grid{grid-template-columns:1fr}
    }