.profile-security {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 18px;
  padding: 20px 24px;
  border: 1px solid #ddd6fe;
  border-radius: 18px;
  background: linear-gradient(135deg, #f5f3ff, #ecfeff);
}
.security-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  border-radius: 14px;
  background: #fff;
  font-size: 1.45rem;
  box-shadow: 0 8px 24px rgba(30, 41, 59, .08);
}
.security-copy { flex: 1; }
.security-copy b, .security-copy span { display: block; }
.security-copy span { margin-top: 4px; color: #64748b; font-size: .9rem; }
.profile-security a {
  white-space: nowrap;
  border-radius: 11px;
  background: var(--primary);
  color: #fff;
  padding: 12px 18px;
  font-weight: 800;
  text-decoration: none;
}
@media (max-width: 640px) {
  .profile-security { align-items: stretch; flex-direction: column; }
  .profile-security a { text-align: center; }
  .security-icon { display: none; }
}