{"MESSAGE":"Invalid tree_id.","SUCCESS":false,"MEMBERS":{},"RELATIONSHIPS":[]} 
            <span class="d-flex flex-column lh-sm">
                <span class="fw-semibold" style="letter-spacing:0.03em;">ChatEdge Family Tree</span>
                <small class="text-muted">
                    Map your global family stories 
                </small>
            </span>
        </a>

        <!-- Toggler -->
        <button class="navbar-toggler border-0" type="button" data-bs-toggle="collapse"
                data-bs-target="#familyTreeTopNav" aria-controls="familyTreeTopNav" aria-expanded="false" aria-label="Toggle navigation">
            <span class="navbar-toggler-icon"></span>
        </button>

        <!-- Links -->
        <div class="collapse navbar-collapse" id="familyTreeTopNav">
            <!-- Left side: main navigation -->
            <ul class="navbar-nav me-auto mb-2 mb-lg-0">
                <!-- Dashboard -->
                <li class="nav-item">
                    <a class="nav-link "
                       href="/chatEdge/familytree/index.cfm">
                        <i class="bi bi-speedometer2 me-1"></i>
                        Dashboard 
                    </a>
                </li>

                <!-- Builder & Tree view (only if we know treeId) -->
                

                <!-- Public view (if share_code exists) -->
                
            </ul>

            <!-- Right side: user info and shortcuts -->
            <ul class="navbar-nav mb-2 mb-lg-0 align-items-lg-center">
                <!-- Display User ID or Guest -->
                <li class="nav-item">
                    
                        <span class="navbar-text small text-secondary">
                            <i class="bi bi-person-circle me-1"></i>Welcome, Guest
                        </span>
                    
                </li>

                <li class="nav-item d-none d-md-block">
                    <a class="nav-link"
                       href="/chatEdge/Studio/index.cfm">
                        <i class="bi bi-broadcast-pin me-1"></i>Studio
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link "
                       href="/chatEdge/">
                        <i class="bi bi-house-door me-1"></i>ChatEdge Home
                    </a>
                </li>
            </ul>
        </div>
    </div>
</nav>