.connection-diagnostics {
  margin: 12px 0 16px;
  padding: 13px 14px;
  border: 1px solid var(--border, #dbe2ea);
  border-radius: 12px;
  background: var(--surface, #fff);
  color: var(--text, #1f2937);
  font-size: 13px;
  text-align: left;
}
.connection-diagnostics.hidden { display: none; }
.connection-diagnostic-row { padding: 9px 0; border-bottom: 1px solid var(--border, #e5e7eb); }
.connection-diagnostic-row:last-of-type { border-bottom: 0; }
.connection-diagnostic-heading { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; }
.connection-diagnostic-heading strong { font-weight: 650; }
.connection-diagnostic-status { font-weight: 700; white-space: nowrap; }
.connection-diagnostic-row[data-status="ok"] .connection-diagnostic-status { color: #15803d; }
.connection-diagnostic-row[data-status="warning"] .connection-diagnostic-status { color: #a16207; }
.connection-diagnostic-row[data-status="error"] .connection-diagnostic-status { color: #b91c1c; }
.connection-diagnostic-row p, .connection-diagnostic-pending, .connection-diagnostic-next {
  margin: 5px 0 0;
  color: var(--muted, #64748b);
  line-height: 1.45;
}
.connection-diagnostic-next { padding-top: 8px; font-weight: 550; }