.auth-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  background: #f3f4f6;
  padding: 4px;
  border-radius: 12px;
}

.auth-tab {
  flex: 1;
  border: none;
  background: transparent;
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  color: #6b7280;
  cursor: pointer;
  transition: all 0.2s ease;
}

.auth-tab:hover {
  color: #111827;
}

.auth-tab.active {
  background: #ffffff;
  color: #111827;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.btn.loading {
  opacity: 0.7;
  cursor: not-allowed;
}