.hub-subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px 16px;
  border-bottom: 1px solid #e2e8f0;
  background: #f8fafc;
}
.hub-subnav button {
  border: 1px solid #cbd5e1;
  background: #fff;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 13px;
  cursor: pointer;
}
.hub-subnav button.active {
  background: #0f172a;
  color: #fff;
  border-color: #0f172a;
}
.hub-hero { padding: 20px 16px 8px; }
.hub-hero h1 { margin: 4px 0 8px; font-size: 1.6rem; }
.hub-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; padding: 0 16px 16px; }
.hub-card { background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 14px; }
.hub-card strong { display: block; font-size: 1.4rem; }
.hub-list { list-style: none; padding: 0 16px 24px; margin: 0; }
.hub-list li { background: #fff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 12px; margin-bottom: 8px; }
.hub-inspect { background: #0f172a; color: #e2e8f0; padding: 10px 12px; border-radius: 8px; font-size: 13px; overflow: auto; }
.hub-check { display: flex; gap: 8px; align-items: flex-start; margin: 6px 0; }
.hub-check.ok { color: #166534; }
.hub-check.bad { color: #991b1b; }
.hub-banner { margin: 0 16px 12px; padding: 10px 12px; background: #fffbeb; border: 1px solid #f59e0b; border-radius: 8px; }
.hub-table { width: 100%; border-collapse: collapse; }
.hub-table th, .hub-table td { text-align: left; padding: 8px; border-bottom: 1px solid #e2e8f0; font-size: 13px; }
.hub-search { display: flex; gap: 8px; padding: 0 16px 12px; }
.hub-filters { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 16px 12px; }
.hub-search input { flex: 1; padding: 8px 10px; border: 1px solid #cbd5e1; border-radius: 8px; }
.hub-muted { color: #64748b; font-size: 13px; }
.hub-status { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .02em; padding: 2px 8px; border-radius: 999px; background: #e2e8f0; }
.hub-status.ready, .hub-status.connected { background: #dcfce7; color: #166534; }
.hub-status.coming, .hub-status.not { background: #f1f5f9; color: #475569; }
.hub-status.config { background: #fef3c7; color: #92400e; }
.hub-status.failed { background: #fee2e2; color: #991b1b; }