.site-nav{display:flex;align-items:center;justify-content:flex-end;gap:18px;position:relative;z-index:40;font:600 14px/1.3 Arial,"Microsoft YaHei",sans-serif}.site-nav a,.site-nav summary{color:inherit;text-decoration:none;white-space:nowrap;cursor:pointer}.site-nav details{position:relative}.site-nav summary{list-style:none}.site-nav summary::-webkit-details-marker{display:none}.site-nav summary::after{content:" ▾";font-size:11px}.site-nav-menu{display:none;position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%);min-width:250px;padding:10px;background:#fff;border:1px solid #dbe5ec;border-radius:8px;box-shadow:0 12px 32px rgba(11,55,86,.16);color:#17384f}.site-nav details[open] .site-nav-menu{display:grid;grid-template-columns:1fr;gap:2px}.site-nav-menu a{padding:8px 10px;border-radius:5px}.site-nav-menu a:hover,.site-nav-menu a:focus{background:#edf5fa;color:#0666b5}.site-nav-cta{padding:9px 14px;border-radius:5px;background:#0666b5;color:#fff!important}.site-nav-cta:hover,.site-nav-cta:focus{background:#044f8d}.home-faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:28px 0}.home-faq-grid article{padding:20px;border:1px solid #dbe5ec;border-radius:8px;background:#fff}.home-faq-grid h3{margin:0 0 8px;color:#074978}.home-faq-grid p{margin:0}@media(max-width:980px){.site-nav{flex-wrap:wrap;justify-content:flex-start;gap:12px}.site-nav-menu{left:0;transform:none}}@media(max-width:620px){.site-nav{font-size:13px}.site-nav-cta{padding:7px 10px}.home-faq-grid{grid-template-columns:1fr}}