.login-captcha-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  margin-bottom: 0.5rem;
  box-sizing: border-box;
}
.login-captcha-q {
  flex: 0 0 auto;
  min-width: 5.5rem;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--brand-soft, #e8eef8);
  color: var(--brand, #1d50a3);
  font-weight: 600;
  font-size: 0.95rem;
  text-align: center;
  user-select: none;
  box-sizing: border-box;
}
.login-box .login-captcha-row input {
  flex: 1 1 auto;
  width: auto;
  min-width: 5rem;
  max-width: none;
  margin-bottom: 0;
  box-sizing: border-box;
}
.login-box button.login-captcha-refresh {
  flex: 0 0 2.5rem;
  width: 2.5rem;
  min-width: 2.5rem;
  max-width: 2.5rem;
  height: 2.5rem;
  margin: 0;
  margin-top: 0;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #f8fafc;
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1;
  font-weight: 400;
  cursor: pointer;
  box-sizing: border-box;
}
.login-box button.login-captcha-refresh:hover {
  color: var(--brand, #1d50a3);
  border-color: var(--brand, #1d50a3);
  background: var(--brand-soft, #e8eef8);
}