:root{--theme:#0B3D91;--ink:#14213d;--muted:#68758c;--line:#e5eaf2;--soft:#f4f7fb;--white:#fff}
    *{box-sizing:border-box}
    html,body{margin:0;padding:0;color:var(--ink);font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;background:#fff}
    body{line-height:1.6}
    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{height:38px;background:#f4f7fb;border-bottom:1px solid var(--line);font-size:13px;color:#69758a}
    .topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between}
    .topbar-links{display:flex;gap:22px}
    .topbar a:hover{color:var(--theme)}
    .header{position:relative;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
    .header-inner{height:78px;display:flex;align-items:center;gap:38px}
    .logo{display:flex;align-items:center;gap:10px;min-width:190px;color:var(--theme);font-size:19px;font-weight:800;letter-spacing:.02em}
    .logo img{width:36px;height:36px;object-fit:contain}
    .main-nav{flex:1;height:100%}
    .nav-list{height:100%;display:flex;align-items:center;gap:4px;list-style:none;padding:0;margin:0}
    .nav-item{position:relative;height:100%;display:flex;align-items:center}
    .nav-link{height:100%;display:flex;align-items:center;padding:0 15px;font-size:15px;white-space:nowrap}
    .nav-link:hover,.nav-link:focus{color:var(--theme)}
    .has-arrow:after{content:"";width:6px;height:6px;margin:0 0 3px 8px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg)}
    .dropdown-panel,.mega-menu{position:absolute;top:calc(100% - 1px);left:0;min-width:300px;padding:22px;background:#fff;border:1px solid var(--line);border-radius:0 0 14px 14px;box-shadow:0 18px 42px rgba(19,45,91,.14);opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s ease}
    .mega-menu{width:720px}
    .nav-item:hover>.dropdown-panel,.nav-item:hover>.mega-menu,.nav-item:focus-within>.dropdown-panel,.nav-item:focus-within>.mega-menu{opacity:1;visibility:visible;transform:translateY(0)}
    .dropdown-panel:before,.mega-menu:before{content:"";position:absolute;left:0;right:0;top:-12px;height:12px}
    .panel-title{margin:0 0 12px;font-size:14px;color:var(--theme)}
    .panel-list{display:grid;gap:8px}
    .panel-list a{display:flex;justify-content:space-between;gap:12px;padding:5px 0;font-size:14px}
    .panel-list a:hover,.mega-card:hover{color:var(--theme)}
    .panel-list small{color:var(--muted)}
    .mega-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:28px}
    .mega-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
    .mega-card{display:flex;flex-direction:column;gap:3px;padding:12px;border:1px solid var(--line);border-radius:9px;background:#fbfcfe}
    .mega-card img{width:24px;height:24px;object-fit:contain}
    .mega-card strong{font-size:14px}
    .mega-card small{font-size:11px;color:var(--muted)}
    .mega-footer{display:inline-block;margin-top:16px;color:var(--theme);font-size:13px;font-weight:700}
    .header-btns{display:flex;align-items:center;gap:10px;white-space:nowrap}
    .member-btn,.open-btn{padding:9px 14px;border-radius:7px;font-size:13px}
    .member-btn{color:var(--theme);border:1px solid #cbd7eb}
    .open-btn{color:#fff;background:var(--theme)}
    .hamburger{display:none;border:0;background:none;padding:8px;cursor:pointer}
    .hamburger span{display:block;width:23px;height:2px;margin:5px 0;background:var(--ink);transition:.2s}
    .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{display:none;position:fixed;inset:0;background:rgba(10,25,52,.42);z-index:40}
    .drawer-overlay.open{display:block}
    .mobile-drawer{position:fixed;top:0;right:0;bottom:0;width:min(360px,88vw);background:#fff;z-index:41;transform:translateX(100%);transition:.25s ease;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 span{flex:1}
    .drawer-head a{padding:6px 11px;color:#fff;background:var(--theme);border-radius:5px;font-size:13px}
    .drawer-close{border:0;background:none;font-size:28px;color:var(--muted);cursor:pointer}
    .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(--muted)}
    .drawer-toggle.active:after{content:"－"}
    .drawer-submenu{display:none;padding:5px 0 7px 15px;background:#f8fafe}
    .drawer-submenu.open{display:block}
    .drawer-submenu a{display:block;padding:8px 0;color:var(--muted);font-size:14px}
    .footer{margin-top:70px;padding:52px 0 20px;background:#102445;color:#d5deec}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
    .footer strong{color:#fff;font-size:20px}
    .footer h3{margin:0 0 15px;color:#fff;font-size:15px}
    .footer p{margin:12px 0;color:#aebbd0;font-size:13px}
    .footer-grid>div:not(.footer-brand) a{display:block;margin:7px 0;color:#bac7d9;font-size:13px}
    .footer-grid a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:35px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14);font-size:12px;color:#9eacc2}
    .tag-page{min-height:480px;padding:64px 0 10px;background:linear-gradient(180deg,#f7f9fd 0,#fff 360px)}
    .tag-hero{text-align:center;margin-bottom:34px}
    .tag-kicker{display:inline-block;padding:5px 12px;border-radius:99px;background:#e8eef9;color:var(--theme);font-size:12px;font-weight:700}
    .tag-page h1{margin:14px 0 10px;font-size:clamp(28px,4vw,46px);letter-spacing:.02em}
    .tag-page .intro{max-width:680px;margin:0 auto;color:var(--muted);font-size:15px}
    .tag-summary{display:flex;justify-content:center;gap:12px;margin-top:18px;color:var(--muted);font-size:13px}
    .tag-summary strong{color:var(--theme)}
    .tag-articles{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .tag-article{display:grid;grid-template-columns:180px 1fr;min-height:188px;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 8px 24px rgba(23,52,94,.06)}
    .tag-article-cover{background:#edf2f9}
    .tag-article-cover img{width:100%;height:100%;min-height:188px;object-fit:cover}
    .tag-article-body{display:flex;flex-direction:column;padding:18px}
    .tag-article-label{color:var(--theme);font-size:12px;font-weight:700}
    .tag-article h2{margin:6px 0 8px;font-size:18px;line-height:1.4}
    .tag-article h2 a:hover{color:var(--theme)}
    .tag-article-summary{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden;margin:0;color:var(--muted);font-size:13px}
    .tag-article-meta{display:flex;flex-wrap:wrap;gap:8px 13px;margin-top:auto;padding-top:13px;color:#8995a8;font-size:12px}
    .tag-article-cta{margin-top:10px;color:var(--theme);font-size:13px;font-weight:700}
    .pagination{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin-top:36px}
    .pagination a{min-width:34px;padding:6px 10px;border:1px solid var(--line);border-radius:6px;text-align:center;color:var(--muted);font-size:13px}
    .pagination a:hover,.pagination a.active{border-color:var(--theme);background:var(--theme);color:#fff}
    @media(max-width:980px){
      .main-nav{display:none}
      .hamburger{display:block}
      .header-inner{justify-content:space-between;gap:15px}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
      .tag-articles{grid-template-columns:1fr}
    }
    @media(max-width:600px){
      .container{width:min(100% - 28px,1180px)}
      .topbar{height:auto;padding:8px 0}
      .topbar .container,.topbar-links{gap:5px;flex-direction:column;align-items:flex-start}
      .logo{min-width:0;font-size:16px}
      .logo img{width:30px;height:30px}
      .member-btn,.open-btn{display:none}
      .tag-page{padding-top:42px}
      .tag-article{grid-template-columns:1fr}
      .tag-article-cover img{height:180px;min-height:0}
      .tag-article-body{min-height:205px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
    }