:root{--bg:#f5f6f8;--ink:#1f2937;--muted:#6b7280;--brand:#64748b;--brand-dark:#334155;--weak:#e8edf2;--line:#d7dde4}*{box-sizing:border-box}body{margin:0;padding-bottom:76px;background:var(--bg);color:var(--ink);font:14px/1.5 system-ui,-apple-system,"Segoe UI",Arial}a{text-decoration:none;color:inherit}.page-shell{max-width:1200px;margin:auto;padding:16px}.topnav{background:#fff;border-bottom:1px solid #eee;box-shadow:0 1px 4px rgba(0,0,0,.05);position:sticky;top:0;z-index:1000}.topnav .container{max-width:1200px;margin:auto;padding:8px 16px;display:flex;align-items:center;gap:18px}.brand{display:flex;align-items:center;gap:8px;font-weight:800;white-space:nowrap}.brand img{height:48px}.topnav nav{margin-left:auto}.main-menu{display:flex;align-items:center;gap:17px;list-style:none;margin:0;padding:0}.main-menu a,.dropdown-toggle{border:0;background:none;font:inherit;font-weight:650;cursor:pointer}.dropdown{position:relative}.dropdown-menu{display:none;position:absolute;right:0;top:100%;list-style:none;background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px;min-width:190px;box-shadow:0 12px 28px rgba(0,0,0,.12)}.dropdown:hover .dropdown-menu,.dropdown.open .dropdown-menu{display:block}.dropdown-menu a{display:block;padding:8px;border-radius:6px}.dropdown-menu a:hover{background:#f1f5f9}.menu-toggle{display:none;margin-left:auto;border:0;background:none;font-size:24px}.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:13px;margin:4px 0 18px}.breadcrumb a{color:var(--brand-dark)}.network-footer{margin-top:50px;background:#0f172a;color:#cbd5e1}.network-container{max-width:1200px;margin:auto;padding:30px 20px;display:grid;grid-template-columns:1fr 1fr;gap:30px}.network-container strong{color:#fff;display:block;margin-bottom:8px}.network-container a{display:block;margin:5px 0}.network-copy{text-align:center;padding:12px;background:#020617}.compare-bar{position:fixed;left:0;right:0;bottom:0;z-index:1200;background:var(--brand-dark);color:#fff;padding:8px 16px;display:flex;align-items:center;gap:10px}.compare-items{display:flex;gap:7px;flex:1;min-width:0}.compare-items img{width:38px;height:52px;object-fit:contain;background:#fff;border-radius:6px}.compare-go,.compare-clear{border:0;border-radius:7px;padding:8px 12px;font-weight:700}.compare-go:disabled{opacity:.45}.compare-clear{background:#111827;color:#fff}@media(max-width:800px){.brand span{display:none}.menu-toggle{display:block}.topnav nav{display:none;position:absolute;left:12px;right:12px;top:100%;background:#fff;padding:12px;border:1px solid var(--line);border-radius:10px}.topnav.open nav{display:block}.main-menu{flex-direction:column;align-items:stretch}.dropdown-menu{position:static;box-shadow:none;margin-top:6px}.network-container{grid-template-columns:1fr}}
.faq-section{margin-top:22px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:16px}.faq-section h2{margin:0 0 14px}.faq-list{display:grid;gap:10px}.faq-item{border:1px solid #e5e7eb;border-radius:11px;background:#fafafa}.faq-item summary{cursor:pointer;padding:13px 15px;font-weight:800;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item p{margin:0;padding:0 15px 14px;color:#475569;line-height:1.65}