diff --git a/layouts/partials/custom_js.html b/layouts/partials/custom_js.html
new file mode 100644
index 0000000000..6483386262
--- /dev/null
+++ b/layouts/partials/custom_js.html
@@ -0,0 +1,6 @@
+{{/* Custom JavaScript for FORRT site */}}
+
+{{/* Include clusters search functionality on clusters page */}}
+{{ if eq .RelPermalink "/clusters/" }}
+<script src="{{ "js/clusters-search.js" | relURL }}"></script>
+{{ end }}
diff --git a/static/js/clusters-search.js b/static/js/clusters-search.js
new file mode 100644
index 0000000000..12ea57b95a
--- /dev/null
+++ b/static/js/clusters-search.js
@@ -0,0 +1,582 @@
+/**
+ * Clusters Page Search Functionality
+ * Enables searching within Bootstrap tab content that would otherwise be hidden from Ctrl-F
+ */
+(function() {
+    'use strict';
+
+    // Wait for DOM to be ready
+    if (document.readyState === 'loading') {
+        document.addEventListener('DOMContentLoaded', init);
+    } else {
+        init();
+    }
+
+    function init() {
+        // Only run on clusters page
+        if (!window.location.pathname.includes('/clusters')) {
+            return;
+        }
+
+        createSearchInterface();
+        setupSearchHandlers();
+    }
+
+    function createSearchInterface() {
+        // Create sidebar container
+        const sidebar = document.createElement('div');
+        sidebar.id = 'clusterSearchSidebar';
+        sidebar.className = 'cluster-search-sidebar';
+        sidebar.innerHTML = `
+            <button class="cluster-search-toggle" id="clusterSearchToggle" aria-label="Toggle search panel">
+                <i class="fas fa-search"></i><span class="cluster-search-toggle-text"> Search Clusters</span>
+            </button>
+            <div class="cluster-search-panel" id="clusterSearchPanel">
+                <div class="cluster-search-header">
+                    <h4>Search Clusters</h4>
+                    <button class="cluster-search-close" id="clusterSearchClose" aria-label="Close search">
+                        <i class="fas fa-times"></i>
+                    </button>
+                </div>
+                <div class="cluster-search-body">
+                    <div class="input-group">
+                        <input type="text"
+                               id="clusterSearchInput"
+                               class="form-control"
+                               placeholder="Search clusters..."
+                               aria-label="Search clusters">
+                        <div class="input-group-append">
+                            <button class="btn btn-primary btn-sm" type="button" id="clusterSearchBtn">
+                                <i class="fas fa-search"></i>
+                            </button>
+                        </div>
+                    </div>
+                    <button class="btn btn-outline-secondary btn-sm btn-block mt-2" type="button" id="clusterClearBtn" style="display: none;">
+                        <i class="fas fa-times"></i> Clear Results
+                    </button>
+                    <div id="clusterSearchResults" style="margin-top: 15px; font-size: 0.85rem;"></div>
+                </div>
+            </div>
+        `;
+
+        // Insert at beginning of body
+        document.body.insertBefore(sidebar, document.body.firstChild);
+    }
+
+    function setupSearchHandlers() {
+        const searchInput = document.getElementById('clusterSearchInput');
+        const searchBtn = document.getElementById('clusterSearchBtn');
+        const clearBtn = document.getElementById('clusterClearBtn');
+        const resultsDiv = document.getElementById('clusterSearchResults');
+        const toggleBtn = document.getElementById('clusterSearchToggle');
+        const closeBtn = document.getElementById('clusterSearchClose');
+        const panel = document.getElementById('clusterSearchPanel');
+
+        if (!searchInput || !searchBtn || !clearBtn || !toggleBtn || !closeBtn || !panel) return;
+
+        // Toggle sidebar
+        toggleBtn.addEventListener('click', function() {
+            panel.classList.toggle('open');
+            if (panel.classList.contains('open')) {
+                searchInput.focus();
+            }
+        });
+
+        // Close sidebar
+        closeBtn.addEventListener('click', function() {
+            panel.classList.remove('open');
+        });
+
+        // Close on escape key
+        document.addEventListener('keydown', function(e) {
+            if (e.key === 'Escape' && panel.classList.contains('open')) {
+                panel.classList.remove('open');
+            }
+        });
+
+        // Search on button click
+        searchBtn.addEventListener('click', performSearch);
+
+        // Search on Enter key
+        searchInput.addEventListener('keypress', function(e) {
+            if (e.key === 'Enter') {
+                performSearch();
+            }
+        });
+
+        // Live search as user types (debounced)
+        var debounceTimer;
+        searchInput.addEventListener('input', function() {
+            clearTimeout(debounceTimer);
+            debounceTimer = setTimeout(performSearch, 300);
+        });
+
+        // Clear search
+        clearBtn.addEventListener('click', function() {
+            searchInput.value = '';
+            resultsDiv.innerHTML = '';
+            clearBtn.style.display = 'none';
+            removeAllHighlights();
+            collapseAllTabs();
+        });
+    }
+
+    function performSearch() {
+        const searchInput = document.getElementById('clusterSearchInput');
+        const clearBtn = document.getElementById('clusterClearBtn');
+        const resultsDiv = document.getElementById('clusterSearchResults');
+        const query = searchInput.value.trim();
+
+        if (!query || query.length < 2) {
+            resultsDiv.innerHTML = query.length > 0 ? '<div class="alert alert-warning">Please enter at least 2 characters to search.</div>' : '';
+            clearBtn.style.display = 'none';
+            removeAllHighlights();
+            return;
+        }
+
+        // Remove previous highlights
+        removeAllHighlights();
+
+        // Search through all tab content
+        const results = searchAllTabs(query);
+
+        // Display results
+        displayResults(results, query);
+
+        // Show clear button
+        clearBtn.style.display = 'inline-block';
+    }
+
+    function searchAllTabs(query) {
+        const results = [];
+        const queryLower = query.toLowerCase();
+
+        // Find all cluster sections
+        const clusterSections = document.querySelectorAll('section[id^="cluster"]');
+
+        clusterSections.forEach(function(section) {
+            // Use h1 to get the actual cluster title (h3 is "Description" in the content)
+            const clusterTitle = section.querySelector('h1, .home-section-title');
+            const clusterName = clusterTitle ? clusterTitle.textContent.trim() : 'Unknown Cluster';
+
+            // Find all tab panes in this cluster
+            const tabPanes = section.querySelectorAll('.tab-pane');
+
+            tabPanes.forEach(function(tabPane) {
+                const tabId = tabPane.id;
+
+                // Get tab label
+                const tabLink = section.querySelector('a[href="#' + tabId + '"]');
+                const tabLabel = tabLink ? tabLink.textContent.trim() : tabId;
+                const tabLabelLower = tabLabel.toLowerCase();
+
+                // If the tab label itself matches, add a result for it
+                if (tabLabelLower.includes(queryLower)) {
+                    var regex = new RegExp('(' + escapeRegExp(query) + ')', 'gi');
+                    results.push({
+                        cluster: clusterName,
+                        tab: tabLabel,
+                        tabId: tabId,
+                        snippet: 'Tab: ' + tabLabel.replace(regex, '<mark>$1</mark>'),
+                        section: section,
+                        tabPane: tabPane,
+                        tabLink: tabLink,
+                        element: tabPane
+                    });
+                }
+
+                // Search each block-level element individually for per-paragraph results
+                // Filter out nested blocks (e.g. <p> inside <li>) to avoid duplicates
+                var allBlocks = tabPane.querySelectorAll('li, p, h2, h3, h4, h5, h6, blockquote');
+                var blocks = Array.from(allBlocks).filter(function(block) {
+                    var parent = block.parentElement;
+                    while (parent && parent !== tabPane) {
+                        if (parent.matches('li, p, blockquote')) return false;
+                        parent = parent.parentElement;
+                    }
+                    return true;
+                });
+
+                blocks.forEach(function(block) {
+                    var text = block.textContent || '';
+                    if (text.toLowerCase().includes(queryLower)) {
+                        var snippetText = text.trim();
+                        if (snippetText.length > 200) {
+                            snippetText = snippetText.substring(0, 200) + '...';
+                        }
+                        var highlightRegex = new RegExp('(' + escapeRegExp(query) + ')', 'gi');
+                        var snippet = escapeHtml(snippetText).replace(highlightRegex, '<mark>$1</mark>');
+
+                        results.push({
+                            cluster: clusterName,
+                            tab: tabLabel,
+                            tabId: tabId,
+                            snippet: snippet,
+                            section: section,
+                            tabPane: tabPane,
+                            tabLink: tabLink,
+                            element: block
+                        });
+                    }
+                });
+            });
+        });
+
+        return results;
+    }
+
+    function escapeRegExp(string) {
+        return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
+    }
+
+    function displayResults(results, query) {
+        const resultsDiv = document.getElementById('clusterSearchResults');
+
+        if (results.length === 0) {
+            resultsDiv.innerHTML = '<div class="alert alert-info">No results found for "' + escapeHtml(query) + '".</div>';
+            return;
+        }
+
+        var html = '<div class="search-summary">Found ' + results.length + ' result(s)</div>';
+        html += '<div class="search-results-list">';
+
+        results.forEach(function(result, index) {
+            html += '<div class="search-result-item" data-result-index="' + index + '">' +
+                '<div class="search-result-header"><strong>' + escapeHtml(result.tab) + '</strong></div>' +
+                '<div class="search-result-cluster">' + escapeHtml(result.cluster) + '</div>' +
+                '<div class="search-result-snippet">' + result.snippet + '</div>' +
+                '</div>';
+        });
+
+        html += '</div>';
+        resultsDiv.innerHTML = html;
+
+        // Add click handlers to results
+        var resultItems = resultsDiv.querySelectorAll('.search-result-item');
+        resultItems.forEach(function(item) {
+            item.addEventListener('click', function() {
+                var index = parseInt(this.getAttribute('data-result-index'));
+                var result = results[index];
+                if (!result) return;
+
+                removeAllHighlights();
+                activateTab(result);
+                highlightMatches(result.tabPane, query);
+
+                // Scroll to the specific element (paragraph/reference)
+                setTimeout(function() {
+                    scrollToElement(result.element);
+                }, 100);
+
+                // Mark as active
+                resultItems.forEach(function(r) { r.classList.remove('active'); });
+                this.classList.add('active');
+                // Auto-hide the search panel
+                document.getElementById('clusterSearchPanel').classList.remove('open');
+            });
+        });
+
+        // Auto-expand first result
+        if (results.length > 0) {
+            resultItems[0].classList.add('active');
+            activateTab(results[0]);
+            highlightMatches(results[0].tabPane, query);
+        }
+    }
+
+    function escapeHtml(text) {
+        const div = document.createElement('div');
+        div.textContent = text;
+        return div.innerHTML;
+    }
+
+    function activateTab(result) {
+        // Collapse all tabs first
+        collapseAllTabs();
+
+        // Activate the target tab
+        if (result.tabLink) {
+            result.tabLink.click();
+        }
+    }
+
+    function collapseAllTabs() {
+        document.querySelectorAll('.tab-pane.show.active').forEach(function(pane) {
+            pane.classList.remove('show', 'active');
+        });
+        document.querySelectorAll('.nav-link.active').forEach(function(link) {
+            link.classList.remove('active');
+        });
+    }
+
+    function scrollToElement(element) {
+        // Get navbar height to offset the scroll
+        const navbar = document.querySelector('.navbar-fixed-top, .fixed-top, nav.navbar');
+        const navbarHeight = navbar ? navbar.offsetHeight : 70;
+
+        // Calculate the position to scroll to
+        const elementPosition = element.getBoundingClientRect().top + window.pageYOffset;
+        const offsetPosition = elementPosition - navbarHeight - 20; // Extra 20px padding
+
+        // Scroll to the calculated position
+        window.scrollTo({
+            top: offsetPosition,
+            behavior: 'smooth'
+        });
+    }
+
+    function highlightMatches(tabPane, query) {
+        if (!tabPane) return;
+
+        // Remove existing highlights first
+        removeHighlightsInElement(tabPane);
+
+        // Use mark.js-like approach to highlight matches
+        const regex = new RegExp(`(${escapeRegExp(query)})`, 'gi');
+
+        // Get all text nodes
+        const walker = document.createTreeWalker(
+            tabPane,
+            NodeFilter.SHOW_TEXT,
+            null,
+            false
+        );
+
+        const textNodes = [];
+        let node;
+        while ((node = walker.nextNode())) {
+            // Skip if parent is already a mark
+            if (node.parentElement.tagName !== 'MARK') {
+                textNodes.push(node);
+            }
+        }
+
+        textNodes.forEach(function(textNode) {
+            const text = textNode.textContent;
+            const testRegex = new RegExp(`(${escapeRegExp(query)})`, 'gi');
+            if (testRegex.test(text)) {
+                const fragment = document.createDocumentFragment();
+                const tempDiv = document.createElement('div');
+                tempDiv.innerHTML = text.replace(regex, '<mark class="cluster-highlight">$1</mark>');
+                while (tempDiv.firstChild) {
+                    fragment.appendChild(tempDiv.firstChild);
+                }
+                textNode.parentNode.replaceChild(fragment, textNode);
+            }
+        });
+    }
+
+    function removeAllHighlights() {
+        document.querySelectorAll('.cluster-highlight').forEach(function(mark) {
+            const parent = mark.parentNode;
+            parent.replaceChild(document.createTextNode(mark.textContent), mark);
+            parent.normalize();
+        });
+    }
+
+    function removeHighlightsInElement(element) {
+        element.querySelectorAll('.cluster-highlight').forEach(function(mark) {
+            const parent = mark.parentNode;
+            parent.replaceChild(document.createTextNode(mark.textContent), mark);
+            parent.normalize();
+        });
+    }
+
+    // Add CSS for sidebar and highlighting
+    const style = document.createElement('style');
+    style.textContent = `
+        /* Highlight styling */
+        .cluster-highlight {
+            background-color: #ffeb3b;
+            padding: 2px 0;
+            font-weight: bold;
+        }
+
+        /* Sidebar toggle button */
+        .cluster-search-toggle {
+            position: fixed;
+            left: 0;
+            top: 200px;
+            background: #007bff;
+            color: white;
+            border: none;
+            border-radius: 0 5px 5px 0;
+            padding: 12px 15px;
+            cursor: pointer;
+            z-index: 1034;
+            box-shadow: 2px 2px 5px rgba(0,0,0,0.2);
+            font-size: 14px;
+            transition: background 0.3s;
+        }
+
+        .cluster-search-toggle:hover {
+            background: #0056b3;
+        }
+
+        .cluster-search-toggle i {
+            margin-right: 5px;
+        }
+
+        /* Sidebar panel */
+        .cluster-search-panel {
+            position: fixed;
+            left: -350px;
+            top: 70px;
+            width: 350px;
+            height: calc(100vh - 70px);
+            background: white;
+            box-shadow: 2px 0 10px rgba(0,0,0,0.1);
+            z-index: 1035;
+            transition: left 0.3s ease;
+            display: flex;
+            flex-direction: column;
+            overflow: hidden;
+        }
+
+        .cluster-search-panel.open {
+            left: 0;
+        }
+
+        /* Sidebar header */
+        .cluster-search-header {
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+            padding: 15px 20px;
+            border-bottom: 1px solid #dee2e6;
+            background: #f8f9fa;
+        }
+
+        .cluster-search-header h4 {
+            margin: 0;
+            font-size: 18px;
+            color: #333;
+        }
+
+        .cluster-search-close {
+            background: none;
+            border: none;
+            font-size: 20px;
+            color: #666;
+            cursor: pointer;
+            padding: 5px;
+            line-height: 1;
+        }
+
+        .cluster-search-close:hover {
+            color: #333;
+        }
+
+        /* Sidebar body */
+        .cluster-search-body {
+            padding: 20px;
+            flex: 1;
+            overflow-y: auto;
+        }
+
+        /* Search results summary */
+        .search-summary {
+            background: #e7f3ff;
+            padding: 10px;
+            border-radius: 5px;
+            margin-bottom: 15px;
+            font-size: 0.9rem;
+            color: #004085;
+        }
+
+        /* Search results list */
+        .search-results-list {
+            display: flex;
+            flex-direction: column;
+            gap: 10px;
+        }
+
+        /* Individual search result */
+        .search-result-item {
+            background: #f8f9fa;
+            border: 1px solid #dee2e6;
+            border-radius: 5px;
+            padding: 12px;
+            cursor: pointer;
+            transition: all 0.2s;
+        }
+
+        .search-result-item:hover {
+            background: #e9ecef;
+            border-color: #007bff;
+            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
+        }
+
+        .search-result-item.active {
+            background: #e7f3ff;
+            border-color: #007bff;
+            box-shadow: inset 0 0 0 1px #007bff;
+        }
+
+        .search-result-header {
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+            margin-bottom: 5px;
+        }
+
+        .search-result-header strong {
+            font-size: 0.95rem;
+            color: #333;
+            flex: 1;
+            margin-right: 10px;
+        }
+
+        .search-result-header .badge {
+            font-size: 0.75rem;
+        }
+
+        .search-result-cluster {
+            font-size: 0.8rem;
+            color: #666;
+            margin-bottom: 8px;
+        }
+
+        .search-result-snippet {
+            font-size: 0.8rem;
+            color: #555;
+            line-height: 1.4;
+        }
+
+        .search-result-snippet mark {
+            background-color: #ffeb3b;
+            padding: 1px 2px;
+            font-weight: 600;
+        }
+
+        /* Mobile responsive */
+        @media (max-width: 768px) {
+            .cluster-search-panel {
+                width: 70%;
+                left: -70%;
+            }
+
+            .cluster-search-panel.open {
+                left: 0;
+            }
+
+            .cluster-search-toggle {
+                top: 170px;
+                font-size: 14px;
+                padding: 10px;
+            }
+
+            .cluster-search-toggle-text {
+                display: none;
+            }
+        }
+
+        /* Alert styling in sidebar */
+        .cluster-search-body .alert {
+            font-size: 0.85rem;
+            padding: 8px 12px;
+        }
+    `;
+    document.head.appendChild(style);
+
+})();