:root{
      --theme:#0B3D91;
      --theme-dark:#062a68;
      --theme-soft:#eef4ff;
      --accent:#d41472;
      --accent-soft:#fff0f7;
      --ink:#172033;
      --muted:#687386;
      --line:#e3e8f0;
      --surface:#ffffff;
      --page:#f5f7fb;
      --radius:18px;
      --shadow:0 16px 42px rgba(21,39,75,.09);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--page);
      font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;
      line-height:1.65;
      -webkit-font-smoothing:antialiased;
    }
    body,button,a{font-family:inherit}
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none}
    button{color:inherit}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .topbar{
      position:relative;
      z-index:60;
      color:#dce7fb;
      background:#071c3d;
      font-size:13px;
    }
    .topbar .container{
      min-height:36px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .topbar-links{display:flex;align-items:center;gap:22px}
    .topbar a{transition:color .2s ease}
    .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 5px 20px rgba(22,37,66,.04);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      gap:24px;
    }
    .logo{
      min-width:190px;
      display:flex;
      align-items:center;
      gap:11px;
      color:var(--theme);
      font-size:19px;
      font-weight:800;
      white-space:nowrap;
    }
    .logo img{
      width:42px;
      height:42px;
      object-fit:contain;
      border-radius:10px;
    }
    .main-nav{margin-left:auto;height:76px}
    .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:stretch}
    .nav-link{
      position:relative;
      display:flex;
      align-items:center;
      padding:0 13px;
      color:#29344a;
      font-size:15px;
      font-weight:650;
      white-space:nowrap;
      transition:color .2s ease,background .2s ease;
    }
    .nav-link:hover,.nav-item:focus-within>.nav-link{
      color:var(--theme);
      background:var(--theme-soft);
    }
    .nav-link::after{
      content:"";
      position:absolute;
      right:13px;
      bottom:0;
      left:13px;
      height:3px;
      border-radius:4px 4px 0 0;
      background:var(--theme);
      transform:scaleX(0);
      transition:transform .2s ease;
    }
    .nav-link:hover::after,.nav-item:focus-within>.nav-link::after{transform:scaleX(1)}
    .nav-link.has-arrow{padding-right:25px}
    .nav-link.has-arrow::before{
      content:"";
      position:absolute;
      right:10px;
      top:50%;
      width:6px;
      height:6px;
      border-right:1.5px solid currentColor;
      border-bottom:1.5px solid currentColor;
      transform:translateY(-70%) rotate(45deg);
    }
    .dropdown-panel,.mega-menu{
      position:absolute;
      top:100%;
      z-index:80;
      color:var(--ink);
      background:#fff;
      border:1px solid var(--line);
      border-radius:0 0 16px 16px;
      box-shadow:0 24px 50px rgba(18,37,70,.15);
      opacity:0;
      visibility:hidden;
      transform:translateY(8px);
      pointer-events:none;
      transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
    }
    .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;
      transform:translateY(0);
      pointer-events:auto;
    }
    .dropdown-panel{
      left:0;
      width:330px;
      padding:20px;
    }
    .mega-menu{
      left:50%;
      width:min(760px,calc(100vw - 40px));
      padding:24px;
      transform:translate(-50%,8px);
    }
    .nav-item:hover>.mega-menu,.nav-item:focus-within>.mega-menu{transform:translate(-50%,0)}
    .nav-item:nth-child(n+4)>.mega-menu{
      right:0;
      left:auto;
      transform:translateY(8px);
    }
    .nav-item:nth-child(n+4):hover>.mega-menu,
    .nav-item:nth-child(n+4):focus-within>.mega-menu{transform:translateY(0)}
    .drop-title,.mega-title{
      margin:0 0 12px;
      color:var(--theme);
      font-size:14px;
      font-weight:800;
    }
    .drop-list{display:grid;gap:7px}
    .drop-list a{
      padding:8px 10px;
      border-radius:9px;
      color:#42506a;
      font-size:13px;
      transition:background .2s ease,color .2s ease;
    }
    .drop-list a:hover{color:var(--theme);background:var(--theme-soft)}
    .mega-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:26px}
    .mega-column{min-width:0}
    .mega-items{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
    .mega-card{
      min-width:0;
      display:flex;
      align-items:center;
      gap:10px;
      padding:10px;
      border:1px solid #edf0f5;
      border-radius:11px;
      transition:border-color .2s ease,background .2s ease,transform .2s ease;
    }
    .mega-card:hover{
      border-color:#c7d6f2;
      background:var(--theme-soft);
      transform:translateY(-1px);
    }
    .mega-card img{
      width:38px;
      height:38px;
      flex:0 0 38px;
      object-fit:cover;
      border-radius:9px;
      background:#edf1f7;
    }
    .mega-card span{min-width:0;display:block}
    .mega-card strong,.mega-card small{
      display:block;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .mega-card strong{font-size:13px}
    .mega-card small{margin-top:2px;color:var(--muted);font-size:11px}
    .mega-footer{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      margin-top:13px;
      padding:9px 14px;
      color:var(--theme);
      background:var(--theme-soft);
      border-radius:9px;
      font-size:13px;
      font-weight:750;
    }
    .header-btns{display:flex;align-items:center;gap:9px}
    .member-link,.open-account{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:40px;
      padding:0 15px;
      border-radius:10px;
      font-size:14px;
      font-weight:750;
      white-space:nowrap;
    }
    .member-link{color:var(--theme);border:1px solid #b9cae8;background:#fff}
    .open-account{color:#fff;background:var(--theme);box-shadow:0 9px 20px rgba(11,61,145,.2)}
    .member-link:hover{background:var(--theme-soft)}
    .open-account:hover{background:var(--theme-dark)}
    .hamburger{
      width:42px;
      height:42px;
      display:none;
      align-items:center;
      justify-content:center;
      flex-direction:column;
      gap:5px;
      padding:0;
      border:1px solid var(--line);
      border-radius:10px;
      background:#fff;
      cursor:pointer;
    }
    .hamburger span{
      width:19px;
      height:2px;
      background:var(--ink);
      border-radius:3px;
      transition:transform .2s ease,opacity .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:89;
      background:rgba(5,15,32,.52);
      opacity:0;
      visibility:hidden;
      transition:opacity .25s ease,visibility .25s ease;
    }
    .drawer-overlay.open{opacity:1;visibility:visible}
    .mobile-drawer{
      position:fixed;
      top:0;
      right:0;
      bottom:0;
      z-index:90;
      width:min(390px,88vw);
      overflow-y:auto;
      background:#fff;
      box-shadow:-20px 0 50px rgba(5,22,49,.18);
      transform:translateX(105%);
      transition:transform .28s ease;
    }
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{
      min-height:70px;
      display:flex;
      align-items:center;
      gap:10px;
      padding:14px 18px;
      color:#fff;
      background:var(--theme);
    }
    .drawer-head>a{
      padding:7px 11px;
      border:1px solid rgba(255,255,255,.38);
      border-radius:8px;
      font-size:13px;
    }
    .drawer-close{
      width:38px;
      height:38px;
      margin-left:auto;
      padding:0;
      color:#fff;
      background:rgba(255,255,255,.12);
      border:0;
      border-radius:10px;
      font-size:27px;
      line-height:1;
      cursor:pointer;
    }
    .drawer-menu{padding:14px 18px 28px}
    .drawer-link,.drawer-toggle{
      width:100%;
      min-height:48px;
      display:flex;
      align-items:center;
      padding:0 12px;
      color:#26334a;
      background:transparent;
      border:0;
      border-bottom:1px solid #edf0f5;
      font-size:15px;
      font-weight:700;
      text-align:left;
      cursor:pointer;
    }
    .drawer-toggle{position:relative}
    .drawer-toggle::after{
      content:"+";
      position:absolute;
      right:12px;
      color:var(--theme);
      font-size:21px;
      font-weight:400;
    }
    .drawer-toggle.active::after{content:"−"}
    .drawer-submenu{
      display:none;
      padding:6px 0 10px 15px;
      border-bottom:1px solid #edf0f5;
    }
    .drawer-submenu.open{display:grid}
    .drawer-submenu a{
      padding:8px 10px;
      color:var(--muted);
      border-radius:8px;
      font-size:13px;
    }
    .drawer-submenu a:hover{color:var(--theme);background:var(--theme-soft)}
    .tag-index-page{min-height:640px}
    .tag-index-page .tag-hero{
      position:relative;
      overflow:hidden;
      padding:72px 0 58px;
      color:#fff;
      background:
        radial-gradient(circle at 12% 20%,rgba(255,255,255,.13),transparent 26%),
        radial-gradient(circle at 86% 15%,rgba(212,20,114,.38),transparent 29%),
        linear-gradient(135deg,#071d44 0%,#0B3D91 62%,#163f7b 100%);
    }
    .tag-index-page .tag-hero::before,
    .tag-index-page .tag-hero::after{
      content:"";
      position:absolute;
      border:1px solid rgba(255,255,255,.12);
      border-radius:50%;
    }
    .tag-index-page .tag-hero::before{width:320px;height:320px;right:-100px;top:-170px}
    .tag-index-page .tag-hero::after{width:210px;height:210px;left:-80px;bottom:-150px}
    .tag-index-page .breadcrumb{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      margin-bottom:18px;
      color:#cbd9f2;
      font-size:13px;
    }
    .tag-index-page .breadcrumb a:hover{color:#fff}
    .tag-index-page .tag-heading{
      position:relative;
      z-index:1;
      max-width:780px;
      margin:0 auto;
      text-align:center;
    }
    .tag-index-page .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:12px;
      padding:6px 13px;
      color:#fff;
      background:rgba(255,255,255,.11);
      border:1px solid rgba(255,255,255,.2);
      border-radius:999px;
      font-size:13px;
      font-weight:700;
    }
    .tag-index-page .eyebrow::before{
      content:"";
      width:7px;
      height:7px;
      background:#ff5ba7;
      border-radius:50%;
      box-shadow:0 0 0 5px rgba(255,91,167,.16);
    }
    .tag-index-page h1{
      margin:0;
      font-size:clamp(34px,5vw,58px);
      line-height:1.12;
      letter-spacing:-1.5px;
    }
    .tag-index-page .tag-heading p{
      max-width:680px;
      margin:18px auto 0;
      color:#dce7f8;
      font-size:17px;
    }
    .tag-index-page .tag-section{padding:64px 0 76px}
    .tag-index-page .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:24px;
    }
    .tag-index-page .section-kicker{
      margin:0 0 5px;
      color:var(--accent);
      font-size:13px;
      font-weight:800;
      letter-spacing:.08em;
    }
    .tag-index-page .section-head h2{
      margin:0;
      color:#15213a;
      font-size:30px;
      line-height:1.25;
    }
    .tag-index-page .section-head>p{
      max-width:460px;
      margin:0;
      color:var(--muted);
      font-size:14px;
      text-align:right;
    }
    .tag-index-page .tag-panel{
      position:relative;
      overflow:hidden;
      padding:34px;
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:24px;
      box-shadow:var(--shadow);
    }
    .tag-index-page .tag-panel::after{
      content:"";
      position:absolute;
      right:-95px;
      bottom:-110px;
      width:250px;
      height:250px;
      background:radial-gradient(circle,rgba(212,20,114,.1),transparent 68%);
      pointer-events:none;
    }
    .tag-index-page .tag-cloud{
      position:relative;
      z-index:1;
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      justify-content:center;
      gap:13px;
      min-height:245px;
    }
    .tag-index-page .tag-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:44px;
      padding:9px 17px;
      color:#33415b;
      background:#f7f9fc;
      border:1px solid #dfe6f0;
      border-radius:999px;
      font-size:14px;
      font-weight:700;
      box-shadow:0 4px 12px rgba(31,52,88,.04);
      transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
    }
    .tag-index-page .tag-chip::before{
      content:"#";
      color:var(--accent);
      font-size:16px;
      font-weight:850;
    }
    .tag-index-page .tag-chip:nth-child(4n+1){font-size:17px;padding:12px 22px}
    .tag-index-page .tag-chip:nth-child(5n+2){color:var(--theme);background:var(--theme-soft);border-color:#cad9f1}
    .tag-index-page .tag-chip:nth-child(6n+3){color:#8c1450;background:var(--accent-soft);border-color:#f4c9de}
    .tag-index-page .tag-chip:hover{
      color:#fff;
      background:var(--theme);
      border-color:var(--theme);
      box-shadow:0 12px 24px rgba(11,61,145,.2);
      transform:translateY(-3px);
    }
    .tag-index-page .tag-chip:hover::before{color:#fff}
    .tag-index-page .guide-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
      margin-top:28px;
    }
    .tag-index-page .guide-card{
      padding:24px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
    }
    .tag-index-page .guide-number{
      width:39px;
      height:39px;
      display:grid;
      place-items:center;
      margin-bottom:15px;
      color:#fff;
      background:linear-gradient(135deg,var(--theme),#2766c8);
      border-radius:12px;
      font-size:13px;
      font-weight:850;
      box-shadow:0 8px 18px rgba(11,61,145,.16);
    }
    .tag-index-page .guide-card:nth-child(2) .guide-number{background:linear-gradient(135deg,var(--accent),#ef559b)}
    .tag-index-page .guide-card h3{margin:0 0 7px;font-size:18px}
    .tag-index-page .guide-card p{margin:0;color:var(--muted);font-size:14px}
    .tag-index-page .tag-cta{
      margin-top:28px;
      padding:31px 34px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      color:#fff;
      background:linear-gradient(120deg,#0a326f,#0B3D91 65%,#164fa8);
      border-radius:21px;
      box-shadow:0 18px 38px rgba(11,61,145,.18);
    }
    .tag-index-page .tag-cta h2{margin:0 0 5px;font-size:24px}
    .tag-index-page .tag-cta p{margin:0;color:#d8e5fa;font-size:14px}
    .tag-index-page .cta-actions{display:flex;gap:10px;flex:0 0 auto}
    .tag-index-page .cta-button{
      min-height:44px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:0 18px;
      color:var(--theme);
      background:#fff;
      border-radius:10px;
      font-size:14px;
      font-weight:800;
    }
    .tag-index-page .cta-button.secondary{
      color:#fff;
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.3);
    }
    .footer{
      color:#cad4e4;
      background:#07182f;
      border-top:4px solid var(--theme);
    }
    .footer .container{padding-top:54px}
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr 1fr 1fr 1.05fr;
      gap:42px;
      padding-bottom:40px;
    }
    .footer h3{
      margin:0 0 15px;
      color:#fff;
      font-size:15px;
    }
    .footer-brand strong{
      display:block;
      margin-bottom:14px;
      color:#fff;
      font-size:23px;
    }
    .footer p{margin:0 0 9px;color:#9fafc4;font-size:13px}
    .footer-grid>div:not(.footer-brand) a{
      display:block;
      width:max-content;
      max-width:100%;
      margin:0 0 9px;
      color:#afbdd0;
      font-size:13px;
      transition:color .2s ease,transform .2s ease;
    }
    .footer-grid>div:not(.footer-brand) a:hover{color:#fff;transform:translateX(3px)}
    .footer-bottom{
      min-height:66px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      color:#8393aa;
      border-top:1px solid rgba(255,255,255,.1);
      font-size:12px;
    }
    @media (max-width:1080px){
      .main-nav{display:none}
      .hamburger{display:flex}
      .header-inner{min-height:70px}
      .header-btns{margin-left:auto}
      .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    }
    @media (max-width:760px){
      .container{width:min(100% - 28px,1180px)}
      .topbar .container{min-height:42px}
      .topbar-links a:first-child{display:none}
      .logo{min-width:0;font-size:16px}
      .logo img{width:38px;height:38px}
      .member-link{display:none}
      .open-account{min-height:38px;padding:0 12px}
      .tag-index-page .tag-hero{padding:53px 0 45px}
      .tag-index-page .tag-heading p{font-size:15px}
      .tag-index-page .tag-section{padding:45px 0 56px}
      .tag-index-page .section-head{display:block}
      .tag-index-page .section-head h2{font-size:25px}
      .tag-index-page .section-head>p{margin-top:10px;text-align:left}
      .tag-index-page .tag-panel{padding:24px 17px;border-radius:19px}
      .tag-index-page .tag-cloud{gap:9px;justify-content:flex-start}
      .tag-index-page .tag-chip,
      .tag-index-page .tag-chip:nth-child(4n+1){min-height:40px;padding:8px 13px;font-size:13px}
      .tag-index-page .guide-grid{grid-template-columns:1fr}
      .tag-index-page .tag-cta{display:block;padding:26px 22px}
      .tag-index-page .cta-actions{margin-top:20px}
      .footer-grid{grid-template-columns:1fr;gap:28px}
      .footer-bottom{align-items:flex-start;flex-direction:column;padding:18px 0}
    }
    @media (max-width:420px){
      .topbar-links{display:none}
      .topbar .container{justify-content:center}
      .logo span{max-width:125px;overflow:hidden;text-overflow:ellipsis}
      .open-account{display:none}
      .tag-index-page .cta-actions{flex-direction:column}
      .tag-index-page .cta-button{width:100%}
    }