<aside class="sidebar">
    <div class="sidebar-header">
        <h2>Airunner</h2>
    </div>

    <nav class="sidebar-nav">
        <a href="/lead-management/public/app" class="nav-item <?= ($currentPage ?? '') === 'dashboard' ? 'active' : '' ?>">
            📊 Dashboard
        </a>
        <a href="/lead-management/public/app/leads" class="nav-item <?= ($currentPage ?? '') === 'leads' ? 'active' : '' ?>">
            👥 Leads
        </a>
        <a href="/lead-management/public/app/forms" class="nav-item <?= ($currentPage ?? '') === 'forms' ? 'active' : '' ?>">
            📝 Forms
        </a>
        <a href="/lead-management/public/app/ai-tools" class="nav-item <?= ($currentPage ?? '') === 'ai-tools' ? 'active' : '' ?>">
            🤖 AI Tools
        </a>
        <a href="/lead-management/public/" class="nav-item" style="margin-top: auto; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 1rem;">
            🏠 Back to Home
        </a>
    </nav>
</aside>