                                style="background: linear-gradient(90deg, var(--primary), var(--secondary));"></span>
                        </a>
                        <a href="/old/agents" class="px-3 py-2 rounded-md text-lg font-medium text-gray-400 hover:bg-gray-800 transition duration-300 relative overflow-hidden group">
                            <i class="fas fa-users mr-2"></i> Agent List
                            <!-- Underline animation -->
                            <span class="absolute bo