:root{
      --theme:#0B3D91;
      --ink:#17243b;
      --muted:#6b7890;
      --line:#e5eaf1;
      --soft:#f4f7fb;
      --white:#fff;
      --shadow:0 16px 42px rgba(21,48,91,.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:#10213d;color:#dce6f5;font-size:13px}
    .topbar .container{min-height:38px;display:flex;align-items:center;justify-content:space-between}
    .topbar-links{display:flex;gap:22px}
    .topbar a{color:#dce6f5}
    .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:30px}
    .logo{display:flex;align-items:center;gap:10px;white-space:nowrap;color:var(--theme);font-size:20px;font-weight:800}
    .logo img{width:38px;height:38px;object-fit:contain}
    .main-nav{margin-left:auto}
    .nav-list{display:flex;align-items:stretch;gap:4px;list-style:none;margin:0;padding:0}
    .nav-item{position:relative}
    .nav-link{display:flex;align-items:center;gap:5px;padding:27px 14px;color:#263750;font-size:15px;font-weight:600;white-space:nowrap}
    .nav-link:hover{color:var(--theme)}
    .has-arrow:after{content:"⌄";font-size:13px;color:#8090a8}
    .dropdown-panel,.mega-menu{position:absolute;top:calc(100% + 1px);left:50%;transform:translateX(-50%);width:280px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:0 0 12px 12px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:.2s;z-index:30}
    .dropdown-panel a{display:block;padding:9px 10px;border-bottom:1px solid #eef1f5;font-size:14px}
    .dropdown-panel a:last-child{border:0}
    .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}
    .mega-menu{width:min(760px,calc(100vw - 30px));padding:18px}
    .mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .mega-card{display:block;padding:12px;border:1px solid var(--line);border-radius:10px;background:#fff;transition:.2s}
    .mega-card:hover{border-color:#9bb3dc;transform:translateY(-2px)}
    .mega-card img{width:42px;height:42px;object-fit:contain;margin-bottom:7px}
    .mega-card strong{display:block;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .mega-card small{display:block;margin-top:3px;color:var(--muted);font-size:11px;line-height:1.5}
    .mega-footer{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:14px;padding-top:13px;border-top:1px solid var(--line);font-size:13px;color:var(--theme)}
    .header-btns{display:flex;align-items:center;gap:10px}
    .member-link{color:var(--theme);font-size:14px;font-weight:700;white-space:nowrap}
    .open-account{padding:9px 16px;border-radius:7px;background:var(--theme);color:#fff;font-size:13px;font-weight:700;white-space:nowrap}
    .hamburger{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:8px;background:#fff;padding:9px;cursor:pointer}
    .hamburger span{display:block;height:2px;margin:4px 0;background:var(--theme);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{display:none;position:fixed;inset:0;background:rgba(9,20,38,.52);z-index:50}
    .drawer-overlay.open{display:block}
    .mobile-drawer{position:fixed;top:0;right:-360px;width:min(360px,88vw);height:100vh;background:#fff;z-index:60;overflow:auto;transition:right .25s;box-shadow:-10px 0 30px rgba(0,0,0,.15)}
    .mobile-drawer.open{right:0}
    .drawer-head{display:flex;align-items:center;gap:14px;padding:20px;border-bottom:1px solid var(--line)}
    .drawer-head strong{margin-right:auto;color:var(--theme)}
    .drawer-head a{padding:5px 12px;background:var(--theme);border-radius:5px;color:#fff;font-size:13px}
    .drawer-close{border:0;background:none;font-size:28px;color:#75839a;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;color:var(--ink);font:inherit;cursor:pointer}
    .drawer-toggle:after{content:"＋";float:right;color:var(--muted)}
    .drawer-toggle.active:after{content:"－"}
    .drawer-submenu{display:none;padding:5px 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:0 0 80px}
    .tag-index-hero{padding:78px 20px 68px;background:linear-gradient(135deg,#edf4ff 0%,#fff 56%,#eef7f5 100%);text-align:center;border-bottom:1px solid var(--line)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;color:var(--theme);font-size:13px;font-weight:800;letter-spacing:2px}
    .eyebrow:before,.eyebrow:after{content:"";width:28px;height:1px;background:#91a9d0}
    .tag-index-hero h1{margin:0;color:#10213d;font-size:clamp(32px,5vw,58px);line-height:1.2}
    .tag-index-hero p{max-width:680px;margin:18px auto 0;color:var(--muted);font-size:16px}
    .tag-cloud-section{margin-top:-25px;position:relative}
    .tag-panel{padding:38px 42px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
    .section-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:24px}
    .section-heading h2{margin:0;font-size:25px}
    .section-heading p{margin:0;color:var(--muted);font-size:14px}
    .tag-cloud{display:flex;justify-content:center;align-items:center;gap:15px 18px;flex-wrap:wrap;padding:18px 5px}
    .tag-cloud a{display:inline-flex;align-items:center;gap:7px;padding:10px 17px;border:1px solid #dce5f2;border-radius:999px;background:#f8fbff;color:#31537f;transition:.2s}
    .tag-cloud a:nth-child(3n){font-size:18px;color:var(--theme);background:#edf4ff}
    .tag-cloud a:nth-child(4n){font-size:13px}
    .tag-cloud a:hover{background:var(--theme);border-color:var(--theme);color:#fff;transform:translateY(-3px);box-shadow:0 8px 18px rgba(11,61,145,.18)}
    .tag-cloud em{font-style:normal;color:#8b9bb1;font-size:12px}
    .tag-index-note{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:22px}
    .note-card{padding:23px;border:1px solid var(--line);border-radius:12px;background:var(--soft)}
    .note-card strong{display:block;margin-bottom:5px;color:var(--theme)}
    .note-card p{margin:0;color:var(--muted);font-size:14px}
    .footer{padding:58px 0 22px;background:#10213d;color:#dce6f5}
    .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:35px}
    .footer h3{margin:0 0 14px;color:#fff;font-size:15px}
    .footer-brand strong{display:block;margin-bottom:12px;color:#fff;font-size:21px}
    .footer p{margin:7px 0;color:#aebed3;font-size:13px}
    .footer-grid>div:not(.footer-brand) a{display:block;margin:7px 0;color:#aebed3;font-size:13px}
    .footer-grid a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:38px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14);color:#8fa3bd;font-size:12px}
    @media(max-width:960px){
      .main-nav{display:none}
      .hamburger{display:block}
      .header-inner{justify-content:space-between}
      .header-btns{margin-left:auto}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:640px){
      .container{width:min(100% - 28px,1180px)}
      .topbar .container{align-items:flex-start;flex-direction:column;padding:8px 0;gap:3px}
      .topbar-links{gap:12px;flex-wrap:wrap}
      .logo span{font-size:17px}
      .member-link,.open-account{display:none}
      .tag-index-hero{padding:55px 14px 58px}
      .tag-index-hero p{font-size:14px}
      .tag-panel{padding:25px 17px}
      .section-heading{display:block}
      .section-heading p{margin-top:7px}
      .tag-cloud{gap:11px}
      .tag-cloud a{padding:8px 12px;font-size:13px!important}
      .tag-index-note{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr;gap:24px}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:7px}
    }