diff --git a/static/app.js b/static/app.js
index 60001dc..aa6b526 100644
--- a/static/app.js
+++ b/static/app.js
@@ -234,7 +234,8 @@ function openSuppressModal(type, name, detail) {
   document.getElementById('sup-expires').value = '';
 
   updateSuppressForm();
-  modal.style.display = 'flex';
+  modal.classList.add('is-open');
+  modal.removeAttribute('aria-hidden');
 
   document.querySelectorAll('#suppress-modal .pill').forEach(p => p.classList.remove('active'));
   const manualPill = document.querySelector('#suppress-modal .pill-manual');
@@ -245,7 +246,9 @@ function openSuppressModal(type, name, detail) {
 
 function closeSuppressModal() {
   const modal = document.getElementById('suppress-modal');
-  if (modal) modal.style.display = 'none';
+  if (!modal) return;
+  modal.classList.remove('is-open');
+  modal.setAttribute('aria-hidden', 'true');
 }
 
 function updateSuppressForm() {
diff --git a/templates/base.html b/templates/base.html
index 993e92e..5173e95 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -2,66 +2,218 @@
 <html lang="en" data-theme="dark">
 <head>
   <meta charset="UTF-8">
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=cover">
   <meta name="theme-color" content="#030508">
-  <title>{% block title %}GANDALF{% endblock %}</title>
+  <meta name="robots" content="noindex, nofollow">
+  <title>{% block title %}GANDALF{% endblock %} — GANDALF</title>
+
   <link rel="preconnect" href="https://fonts.googleapis.com">
-  <link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,400;0,600;0,700;1,400&display=swap" rel="stylesheet">
+  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+  <link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,400;0,600;0,700;1,400&family=VT323&display=swap" rel="stylesheet">
+
   <link rel="stylesheet" href="{{ url_for('static', filename='base.css') }}">
   <link rel="stylesheet" href="{{ url_for('static', filename='style.css') }}">
+
+  <!-- base.js loaded in head so lt.* is available for inline scripts -->
+  <script src="{{ url_for('static', filename='base.js') }}"></script>
 </head>
 <body>
 
-  <div id="lt-boot" class="lt-boot-overlay" data-app-name="GANDALF" style="display:none">
+  <a class="lt-skip-link" href="#main-content">Skip to main content</a>
+
+  <!-- BOOT OVERLAY -->
+  <div id="lt-boot" class="lt-boot-overlay" data-app-name="GANDALF" style="display:none" aria-hidden="true">
     <pre id="lt-boot-text" class="lt-boot-text"></pre>
   </div>
 
-  <header class="lt-header">
+  <!-- MOBILE NAV DRAWER -->
+  <div id="lt-nav-drawer" class="lt-nav-drawer" aria-hidden="true" role="dialog" aria-modal="true" aria-label="Navigation menu">
+    <div class="lt-nav-drawer-header">
+      <span class="lt-brand-title">GANDALF</span>
+      <button type="button" class="lt-nav-drawer-close" id="lt-nav-drawer-close" aria-label="Close navigation">&#x2715;</button>
+    </div>
+    <nav class="lt-nav-drawer-links" aria-label="Mobile navigation">
+      <a href="{{ url_for('index') }}"
+         class="lt-nav-drawer-link{% if request.endpoint == 'index' %} active{% endif %}"
+         {% if request.endpoint == 'index' %}aria-current="page"{% endif %}>Dashboard</a>
+      <a href="{{ url_for('links_page') }}"
+         class="lt-nav-drawer-link{% if request.endpoint == 'links_page' %} active{% endif %}"
+         {% if request.endpoint == 'links_page' %}aria-current="page"{% endif %}>Link Debug</a>
+      <a href="{{ url_for('inspector') }}"
+         class="lt-nav-drawer-link{% if request.endpoint == 'inspector' %} active{% endif %}"
+         {% if request.endpoint == 'inspector' %}aria-current="page"{% endif %}>Inspector</a>
+      <a href="{{ url_for('suppressions_page') }}"
+         class="lt-nav-drawer-link{% if request.endpoint == 'suppressions_page' %} active{% endif %}"
+         {% if request.endpoint == 'suppressions_page' %}aria-current="page"{% endif %}>Suppressions</a>
+    </nav>
+  </div>
+  <div id="lt-nav-overlay" class="lt-nav-drawer-overlay"></div>
+
+  <!-- PRIMARY HEADER -->
+  <header class="lt-header" role="banner">
     <div class="lt-header-left">
+
+      <!-- Hamburger (mobile) -->
+      <button type="button"
+              class="lt-menu-btn"
+              id="lt-menu-btn"
+              data-action="open-nav-drawer"
+              aria-label="Open navigation menu"
+              aria-expanded="false"
+              aria-controls="lt-nav-drawer">
+        <span class="lt-menu-btn-bar"></span>
+        <span class="lt-menu-btn-bar"></span>
+        <span class="lt-menu-btn-bar"></span>
+      </button>
+
+      <!-- Brand -->
       <div class="lt-brand">
-        <a href="{{ url_for('index') }}" class="lt-brand-title" style="text-decoration:none">GANDALF</a>
+        <a href="{{ url_for('index') }}"
+           class="lt-brand-title lt-glitch"
+           data-text="GANDALF"
+           style="text-decoration:none"
+           aria-label="GANDALF home">GANDALF</a>
         <span class="lt-brand-subtitle">Network Monitor // LotusGuild</span>
       </div>
+
+      <!-- Desktop nav -->
       <nav class="lt-nav" aria-label="Main navigation">
         <a href="{{ url_for('index') }}"
-           class="lt-nav-link {% if request.endpoint == 'index' %}active{% endif %}">
+           class="lt-nav-link{% if request.endpoint == 'index' %} active{% endif %}"
+           {% if request.endpoint == 'index' %}aria-current="page"{% endif %}>
           Dashboard
         </a>
         <a href="{{ url_for('links_page') }}"
-           class="lt-nav-link {% if request.endpoint == 'links_page' %}active{% endif %}">
+           class="lt-nav-link{% if request.endpoint == 'links_page' %} active{% endif %}"
+           {% if request.endpoint == 'links_page' %}aria-current="page"{% endif %}>
           Link Debug
         </a>
         <a href="{{ url_for('inspector') }}"
-           class="lt-nav-link {% if request.endpoint == 'inspector' %}active{% endif %}">
+           class="lt-nav-link{% if request.endpoint == 'inspector' %} active{% endif %}"
+           {% if request.endpoint == 'inspector' %}aria-current="page"{% endif %}>
           Inspector
         </a>
         <a href="{{ url_for('suppressions_page') }}"
-           class="lt-nav-link {% if request.endpoint == 'suppressions_page' %}active{% endif %}">
+           class="lt-nav-link{% if request.endpoint == 'suppressions_page' %} active{% endif %}"
+           {% if request.endpoint == 'suppressions_page' %}aria-current="page"{% endif %}>
           Suppressions
         </a>
       </nav>
     </div>
+
     <div class="lt-header-right">
       <span class="lt-header-user">{{ user.name or user.username }}</span>
+      <button type="button" class="lt-theme-btn" id="lt-theme-btn"
+              aria-label="Toggle theme" title="Toggle light/dark mode">&#x2600;</button>
     </div>
   </header>
 
-  <main class="lt-main lt-container">
+  <!-- COMMAND PALETTE -->
+  <div id="lt-cmd-overlay" class="lt-cmd-overlay" role="dialog" aria-modal="true" aria-label="Command palette" aria-hidden="true">
+    <div class="lt-cmd-palette" id="lt-cmd-palette">
+      <div class="lt-cmd-input-wrap">
+        <span class="lt-cmd-prompt">&gt;</span>
+        <input id="lt-cmd-input" class="lt-cmd-input" type="text"
+               placeholder="Search commands&hellip;" autocomplete="off"
+               spellcheck="false" aria-label="Search commands">
+      </div>
+      <div class="lt-cmd-results" id="lt-cmd-results">
+        <div class="lt-cmd-empty">Start typing to search&hellip;</div>
+      </div>
+      <div class="lt-cmd-footer">
+        <span><kbd>&#x2191;</kbd><kbd>&#x2193;</kbd> Navigate</span>
+        <span><kbd>Enter</kbd> Select</span>
+        <span><kbd>Esc</kbd> Close</span>
+      </div>
+    </div>
+  </div>
+
+  <!-- MAIN CONTENT -->
+  <main class="lt-main lt-container" id="main-content">
     {% block content %}{% endblock %}
   </main>
 
+  <!-- FOOTER -->
+  <footer class="lt-footer" role="contentinfo">
+    <nav class="lt-footer-hints" aria-label="Keyboard shortcuts">
+      <span class="lt-footer-hint"><span class="lt-footer-key">[ Ctrl+K ]</span> SEARCH</span>
+      <span class="lt-footer-sep">|</span>
+      <span class="lt-footer-hint"><span class="lt-footer-key">[ R ]</span> REFRESH</span>
+      <span class="lt-footer-sep">|</span>
+      <button type="button" class="lt-footer-hint" data-action="show-keyboard-help"><span class="lt-footer-key">[ ? ]</span> HELP</button>
+    </nav>
+    <span>GANDALF &mdash; TDS v1.2</span>
+  </footer>
+
+  <!-- KEYBOARD SHORTCUTS MODAL -->
+  <div id="lt-keys-help" class="lt-modal-overlay" aria-hidden="true">
+    <div class="lt-modal" role="dialog" aria-modal="true" aria-labelledby="keys-help-title">
+      <div class="lt-modal-header">
+        <span class="lt-modal-title" id="keys-help-title">Keyboard Shortcuts</span>
+        <button type="button" class="lt-modal-close" data-modal-close aria-label="Close">&#x2715;</button>
+      </div>
+      <div class="lt-modal-body">
+        <table class="lt-table" style="width:100%">
+          <thead><tr><th>Shortcut</th><th>Action</th></tr></thead>
+          <tbody>
+            <tr><td>Ctrl / &#x2318; + K</td><td>Command palette</td></tr>
+            <tr><td>R</td><td>Refresh dashboard data</td></tr>
+            <tr><td>?</td><td>Show this help</td></tr>
+            <tr><td>ESC</td><td>Close modal</td></tr>
+          </tbody>
+        </table>
+      </div>
+      <div class="lt-modal-footer">
+        <button type="button" class="lt-btn" data-modal-close>Close</button>
+      </div>
+    </div>
+  </div>
+
   <script>
     const GANDALF_CONFIG = {
       ticket_web_url: "{{ config.get('ticket_api', {}).get('web_url', 'http://t.lotusguild.org/ticket/') }}"
     };
   </script>
-  <script src="{{ url_for('static', filename='base.js') }}"></script>
-  <script>
-    document.addEventListener('DOMContentLoaded', () => {
-      lt.init({ bootName: 'GANDALF' });
-    });
-  </script>
   <script src="{{ url_for('static', filename='app.js') }}"></script>
   {% block scripts %}{% endblock %}
+
+  <script>
+    if (window.lt) {
+      lt.init({ bootName: 'GANDALF' });
+
+      // Theme toggle
+      var themeBtn = document.getElementById('lt-theme-btn');
+      if (themeBtn) themeBtn.addEventListener('click', function() { lt.theme.toggle(); });
+
+      // Command palette
+      lt.cmdPalette.init([
+        { id: 'nav-dashboard',    group: 'Navigate', icon: '~', label: 'Dashboard',    action: function() { window.location.href = '/'; } },
+        { id: 'nav-links',        group: 'Navigate', icon: '↗', label: 'Link Debug',   action: function() { window.location.href = '/links'; } },
+        { id: 'nav-inspector',    group: 'Navigate', icon: '⬡', label: 'Inspector',    action: function() { window.location.href = '/inspector'; } },
+        { id: 'nav-suppressions', group: 'Navigate', icon: '🔕', label: 'Suppressions', action: function() { window.location.href = '/suppressions'; } },
+        { id: 'help-shortcuts',   group: 'Help',     icon: '?', label: 'Keyboard Shortcuts', action: function() { lt.modal.open('lt-keys-help'); } },
+        { id: 'help-theme',       group: 'Help',     icon: '*', label: 'Toggle Theme',  action: function() { lt.theme.toggle(); } },
+        { id: 'action-refresh',   group: 'Actions',  icon: '↻', label: 'Refresh Data', kbd: 'R', action: function() { if (typeof refreshAll === 'function') refreshAll(); } },
+      ]);
+    }
+
+    // Footer hint actions
+    document.addEventListener('click', function(e) {
+      var btn = e.target.closest('[data-action]');
+      if (!btn) return;
+      if (btn.getAttribute('data-action') === 'show-keyboard-help' && window.lt) {
+        lt.modal.open('lt-keys-help');
+      }
+    });
+
+    // R key to refresh on dashboard
+    document.addEventListener('keydown', function(e) {
+      if (e.target.tagName === 'INPUT' || e.target.tagName === 'TEXTAREA' || e.target.isContentEditable) return;
+      if (e.key === 'r' || e.key === 'R') {
+        if (typeof refreshAll === 'function') { e.preventDefault(); refreshAll(); }
+      }
+    });
+  </script>
+
 </body>
 </html>
diff --git a/templates/index.html b/templates/index.html
index 0008949..c8b9d81 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -381,8 +381,8 @@
 {% endif %}
 
 <!-- ── Quick-suppress modal ─────────────────────────────────────────── -->
-<div id="suppress-modal" class="lt-modal-backdrop" style="display:none"
-     role="dialog" aria-modal="true" aria-labelledby="suppress-modal-title">
+<div id="suppress-modal" class="lt-modal-overlay"
+     role="dialog" aria-modal="true" aria-labelledby="suppress-modal-title" aria-hidden="true">
   <div class="lt-modal">
     <div class="lt-modal-header">
       <h3 class="lt-modal-title" id="suppress-modal-title">Suppress Alert</h3>
