:root{--primary:#0B3D91;--ink:#17243a;--muted:#66758c;--line:#dce5f0;--paper:#f5f8fc;--white:#fff;--shadow:0 16px 42px rgba(20,48,88,.12)}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.6}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .topbar{background:#102544;color:#dce8f7;font-size:13px}
    .topbar .container{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar a{margin-left:18px;color:#fff}
    .header{position:relative;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
    .header-inner{min-height:76px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:10px;white-space:nowrap;font-weight:800;color:var(--primary);font-size:19px}
    .logo img{width:38px;height:38px;object-fit:contain}
    .main-nav{flex:1}
    .nav-list{display:flex;align-items:center;justify-content:center;gap:4px;list-style:none;padding:0;margin:0}
    .nav-item{position:relative}
    .nav-link{display:block;padding:26px 14px;color:#33445d;font-size:15px;white-space:nowrap}
    .nav-link:hover,.nav-link:focus{color:var(--primary)}
    .has-arrow:after{content:"⌄";font-size:12px;margin-left:6px;color:#8290a4}
    .dropdown-panel,.mega-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%);visibility:hidden;opacity:0;pointer-events:none;background:#fff;border:1px solid var(--line);border-radius:0 0 14px 14px;box-shadow:var(--shadow);transition:.2s ease}
    .dropdown-panel{width:245px;padding:12px}
    .dropdown-panel a{display:block;padding:9px 11px;border-radius:8px;font-size:14px}
    .dropdown-panel a:hover{background:#edf4ff;color:var(--primary)}
    .mega-menu{width:min(760px,calc(100vw - 30px));padding:20px}
    .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;pointer-events:auto}
    .mega-menu:before,.dropdown-panel:before{content:"";position:absolute;left:0;right:0;top:-14px;height:14px}
    .mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .mega-card{display:block;padding:12px;border:1px solid #e4ebf4;border-radius:10px;background:#fbfdff;min-height:90px}
    .mega-card:hover{border-color:#aac4eb;background:#f1f6ff}
    .mega-card img{width:34px;height:34px;object-fit:contain;margin-bottom:6px}
    .mega-card strong{display:block;font-size:14px;margin-bottom:3px}
    .mega-card small{display:block;color:var(--muted);font-size:11px;line-height:1.5}
    .mega-footer{display:block;text-align:center;color:var(--primary);font-size:13px;padding-top:16px;margin-top:16px;border-top:1px solid var(--line)}
    .header-btns{display:flex;align-items:center;gap:10px;white-space:nowrap}
    .member-link{color:var(--primary);font-size:14px}
    .open-account{padding:9px 15px;border-radius:8px;background:var(--primary);color:#fff;font-size:13px}
    .hamburger{display:none;width:42px;height:40px;border:1px solid var(--line);border-radius:8px;background:#fff;padding:9px}
    .hamburger span{display:block;height:2px;background:var(--primary);margin:5px 0;transition:.2s}
    .drawer-overlay{position:fixed;inset:0;background:rgba(8,24,45,.48);opacity:0;visibility:hidden;z-index:50;transition:.2s}
    .drawer-overlay.open{opacity:1;visibility:visible}
    .mobile-drawer{position:fixed;z-index:51;top:0;right:-360px;width:min(360px,90vw);height:100vh;background:#fff;box-shadow:-12px 0 35px rgba(0,0,0,.18);transition:.25s;overflow:auto}
    .mobile-drawer.open{right:0}
    .drawer-head{display:flex;align-items:center;gap:14px;padding:20px;border-bottom:1px solid var(--line);font-weight:700;color:var(--primary)}
    .drawer-head>a{margin-left:auto;color:var(--primary);font-size:14px}
    .drawer-close{border:0;background:transparent;font-size:28px;color:#718198;cursor:pointer}
    .drawer-menu{padding:12px 20px 30px}
    .drawer-link,.drawer-toggle{display:block;width:100%;padding:13px 4px;border:0;border-bottom:1px solid #edf1f6;background:none;text-align:left;color:var(--ink);font-size:15px;cursor:pointer}
    .drawer-group{border-bottom:1px solid #edf1f6}
    .drawer-toggle:after{content:"＋";float:right;color:var(--primary)}
    .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:8px 0;color:var(--muted);font-size:14px}
    .tag-index-page{padding:72px 0 90px}
    .tag-index-page .page-heading{text-align:center;max-width:720px;margin:0 auto 42px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:13px;font-weight:700;letter-spacing:.12em}
    .eyebrow:before{content:"";width:28px;height:2px;background:var(--primary)}
    .tag-index-page h1{font-size:clamp(32px,5vw,54px);line-height:1.2;margin:14px 0;color:#132d52}
    .tag-index-page .intro{margin:0;color:var(--muted);font-size:16px}
    .tag-cloud-panel{background:#fff;border:1px solid var(--line);border-radius:24px;padding:clamp(24px,5vw,58px);box-shadow:var(--shadow)}
    .tag-cloud-head{display:flex;align-items:end;justify-content:space-between;gap:20px;padding-bottom:20px;border-bottom:1px solid var(--line)}
    .tag-cloud-head h2{margin:0;font-size:23px}
    .tag-cloud-head p{margin:0;color:var(--muted);font-size:13px}
    .tag-cloud{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:14px 16px;padding:38px 10px 20px}
    .tag-cloud a{display:inline-flex;align-items:center;gap:7px;border:1px solid #d8e4f3;border-radius:999px;padding:11px 18px;background:#f7faff;color:#31557e;transition:.2s;box-shadow:0 5px 12px rgba(20,61,110,.05)}
    .tag-cloud a:nth-child(3n){font-size:20px;color:#0B3D91;background:#eef5ff}
    .tag-cloud a:nth-child(4n){font-size:15px;color:#53637a}
    .tag-cloud a:nth-child(5n){font-size:22px;background:#fff5ed;border-color:#f3d8ba;color:#a25f24}
    .tag-cloud a:hover{transform:translateY(-4px);background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 10px 20px rgba(11,61,145,.22)}
    .tag-cloud a small{font-size:11px;opacity:.7}
    .tag-note{margin:22px 0 0;padding:15px 18px;background:#f4f8fd;border-radius:12px;color:var(--muted);font-size:13px;text-align:center}
    .footer{background:#102544;color:#cbd8e8;padding:54px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
    .footer strong{color:#fff;font-size:19px}
    .footer h3{font-size:15px;color:#fff;margin:0 0 15px}
    .footer p{margin:7px 0;font-size:13px}
    .footer-brand p{max-width:270px;color:#9fb1c9}
    .footer-grid>div:not(.footer-brand) a{display:block;font-size:13px;margin:8px 0;color:#b7c7da}
    .footer-grid a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:18px;font-size:12px;color:#91a5bf}
    @media(max-width:980px){
      .main-nav{display:none}
      .hamburger{display:block}
      .header-btns{margin-left:auto}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:620px){
      .container{width:min(100% - 28px,1180px)}
      .topbar .container{align-items:flex-start;flex-direction:column;gap:0;padding:8px 0}
      .topbar a{margin:0 14px 0 0}
      .member-link{display:none}
      .tag-index-page{padding:48px 0 60px}
      .tag-cloud-head{display:block}
      .tag-cloud-head p{margin-top:8px}
      .tag-cloud{gap:10px;padding:28px 0 12px}
      .tag-cloud a{padding:9px 13px;font-size:14px}
      .tag-cloud a:nth-child(3n),.tag-cloud a:nth-child(5n){font-size:17px}
      .footer-grid{grid-template-columns:1fr;gap:25px}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
    }