wilson.silva
/
AdminLte
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							<!doctype html>
<html lang="en">
  <!--begin::Head-->
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>Accessibility Module | AdminLTE 4</title>

    <!--begin::Accessibility Meta Tags-->
    <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes" />
    <meta name="color-scheme" content="light dark" />
    <meta name="theme-color" content="#007bff" media="(prefers-color-scheme: light)" />
    <meta name="theme-color" content="#1a1a1a" media="(prefers-color-scheme: dark)" />
    <!--end::Accessibility Meta Tags-->

    <!--begin::Primary Meta Tags-->
    <meta name="title" content="Accessibility Module | AdminLTE 4" />
    <meta name="author" content="ColorlibHQ" />
    <meta
      name="description"
      content="AdminLTE is a Free Bootstrap 5 Admin Dashboard, 30 example pages using Vanilla JS. Fully accessible with WCAG 2.1 AA compliance."
    />
    <meta
      name="keywords"
      content="bootstrap 5, bootstrap, bootstrap 5 admin dashboard, bootstrap 5 dashboard, bootstrap 5 charts, bootstrap 5 calendar, bootstrap 5 datepicker, bootstrap 5 tables, bootstrap 5 datatable, vanilla js datatable, colorlibhq, colorlibhq dashboard, colorlibhq admin dashboard, accessible admin panel, WCAG compliant"
    />
    <!--end::Primary Meta Tags-->

    <!--begin::Accessibility Features-->
    <!-- Skip links will be dynamically added by accessibility.js -->
    <meta name="supported-color-schemes" content="light dark" />
    <link rel="preload" href="../../css/adminlte.css" as="style" />
    <!--end::Accessibility Features-->

    <!--begin::Fonts-->
    <link
      rel="stylesheet"
      href="https://cdn.jsdelivr.net/npm/@fontsource/source-sans-3@5.0.12/index.css"
      integrity="sha256-tXJfXfp6Ewt1ilPzLDtQnJV4hclT9XuaZUKyUvmyr+Q="
      crossorigin="anonymous"
      media="print"
      onload="this.media = 'all'"
    />
    <!--end::Fonts-->

    <!--begin::Third Party Plugin(OverlayScrollbars)-->
    <link
      rel="stylesheet"
      href="https://cdn.jsdelivr.net/npm/overlayscrollbars@2.11.0/styles/overlayscrollbars.min.css"
      crossorigin="anonymous"
    />
    <!--end::Third Party Plugin(OverlayScrollbars)-->

    <!--begin::Third Party Plugin(Bootstrap Icons)-->
    <link
      rel="stylesheet"
      href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.13.1/font/bootstrap-icons.min.css"
      crossorigin="anonymous"
    />
    <!--end::Third Party Plugin(Bootstrap Icons)-->

    <!--begin::Required Plugin(AdminLTE)-->
    <link rel="stylesheet" href="../../css/adminlte.css" />
    <!--end::Required Plugin(AdminLTE)-->
  </head>
  <!--end::Head-->
  <!--begin::Body-->
  <body class="layout-fixed sidebar-expand-lg bg-body-tertiary docs-page">
    <!--begin::App Wrapper-->
    <div class="app-wrapper">
      <!--begin::Header-->
      <nav class="app-header navbar navbar-expand bg-body">
        <!--begin::Container-->
        <div class="container-fluid">
          <!--begin::Start Navbar Links-->
          <ul class="navbar-nav">
            <li class="nav-item">
              <a class="nav-link" data-lte-toggle="sidebar" href="#" role="button">
                <i class="bi bi-list"></i>
              </a>
            </li>

            <li class="nav-item d-none d-md-block">
              <a href="../../docs/introduction.html" class="nav-link">
                <i class="bi bi-book me-1" aria-hidden="true"></i>
                Documentation
              </a>
            </li>
            <li class="nav-item d-none d-md-block">
              <a href="../../index.html" class="nav-link">
                <i class="bi bi-arrow-left me-1" aria-hidden="true"></i>
                Back to live preview
              </a>
            </li>
          </ul>
          <!--end::Start Navbar Links-->

          <!--begin::End Navbar Links-->
          <ul class="navbar-nav ms-auto">
            <!--begin::Navbar Search-->
            <li class="nav-item">
              <a class="nav-link" data-widget="navbar-search" href="#" role="button">
                <i class="bi bi-search"></i>
              </a>
            </li>
            <!--end::Navbar Search-->

            <!--begin::Messages Dropdown Menu-->
            <li class="nav-item dropdown">
              <a class="nav-link" data-bs-toggle="dropdown" href="#">
                <i class="bi bi-chat-text"></i>
                <span class="navbar-badge badge text-bg-danger">3</span>
              </a>
              <div class="dropdown-menu dropdown-menu-lg dropdown-menu-end">
                <a href="#" class="dropdown-item">
                  <!--begin::Message-->
                  <div class="d-flex">
                    <div class="flex-shrink-0">
                      <img
                        src="../../assets/img/user1-128x128.jpg"
                        alt="User Avatar"
                        class="img-size-50 rounded-circle me-3"
                      />
                    </div>
                    <div class="flex-grow-1">
                      <h3 class="dropdown-item-title">
                        Brad Diesel
                        <span class="float-end fs-7 text-danger"
                          ><i class="bi bi-star-fill"></i
                        ></span>
                      </h3>
                      <p class="fs-7">Call me whenever you can...</p>
                      <p class="fs-7 text-secondary">
                        <i class="bi bi-clock-fill me-1"></i> 4 Hours Ago
                      </p>
                    </div>
                  </div>
                  <!--end::Message-->
                </a>
                <div class="dropdown-divider"></div>
                <a href="#" class="dropdown-item">
                  <!--begin::Message-->
                  <div class="d-flex">
                    <div class="flex-shrink-0">
                      <img
                        src="../../assets/img/user8-128x128.jpg"
                        alt="User Avatar"
                        class="img-size-50 rounded-circle me-3"
                      />
                    </div>
                    <div class="flex-grow-1">
                      <h3 class="dropdown-item-title">
                        John Pierce
                        <span class="float-end fs-7 text-secondary">
                          <i class="bi bi-star-fill"></i>
                        </span>
                      </h3>
                      <p class="fs-7">I got your message bro</p>
                      <p class="fs-7 text-secondary">
                        <i class="bi bi-clock-fill me-1"></i> 4 Hours Ago
                      </p>
                    </div>
                  </div>
                  <!--end::Message-->
                </a>
                <div class="dropdown-divider"></div>
                <a href="#" class="dropdown-item">
                  <!--begin::Message-->
                  <div class="d-flex">
                    <div class="flex-shrink-0">
                      <img
                        src="../../assets/img/user3-128x128.jpg"
                        alt="User Avatar"
                        class="img-size-50 rounded-circle me-3"
                      />
                    </div>
                    <div class="flex-grow-1">
                      <h3 class="dropdown-item-title">
                        Nora Silvester
                        <span class="float-end fs-7 text-warning">
                          <i class="bi bi-star-fill"></i>
                        </span>
                      </h3>
                      <p class="fs-7">The subject goes here</p>
                      <p class="fs-7 text-secondary">
                        <i class="bi bi-clock-fill me-1"></i> 4 Hours Ago
                      </p>
                    </div>
                  </div>
                  <!--end::Message-->
                </a>
                <div class="dropdown-divider"></div>
                <a href="#" class="dropdown-item dropdown-footer">See All Messages</a>
              </div>
            </li>
            <!--end::Messages Dropdown Menu-->

            <!--begin::Notifications Dropdown Menu-->
            <li class="nav-item dropdown">
              <a class="nav-link" data-bs-toggle="dropdown" href="#">
                <i class="bi bi-bell-fill"></i>
                <span class="navbar-badge badge text-bg-warning">15</span>
              </a>
              <div class="dropdown-menu dropdown-menu-lg dropdown-menu-end">
                <span class="dropdown-item dropdown-header">15 Notifications</span>
                <div class="dropdown-divider"></div>
                <a href="#" class="dropdown-item">
                  <i class="bi bi-envelope me-2"></i> 4 new messages
                  <span class="float-end text-secondary fs-7">3 mins</span>
                </a>
                <div class="dropdown-divider"></div>
                <a href="#" class="dropdown-item">
                  <i class="bi bi-people-fill me-2"></i> 8 friend requests
                  <span class="float-end text-secondary fs-7">12 hours</span>
                </a>
                <div class="dropdown-divider"></div>
                <a href="#" class="dropdown-item">
                  <i class="bi bi-file-earmark-fill me-2"></i> 3 new reports
                  <span class="float-end text-secondary fs-7">2 days</span>
                </a>
                <div class="dropdown-divider"></div>
                <a href="#" class="dropdown-item dropdown-footer"> See All Notifications </a>
              </div>
            </li>
            <!--end::Notifications Dropdown Menu-->

            <!--begin::Fullscreen Toggle-->
            <li class="nav-item">
              <a class="nav-link" href="#" data-lte-toggle="fullscreen">
                <i data-lte-icon="maximize" class="bi bi-arrows-fullscreen"></i>
                <i data-lte-icon="minimize" class="bi bi-fullscreen-exit d-none"></i>
              </a>
            </li>
            <!--end::Fullscreen Toggle-->

            <!--begin::Color Mode Toggle (#6010)-->
            <li class="nav-item dropdown">
              <a
                class="nav-link"
                href="#"
                id="bd-theme"
                aria-label="Toggle color scheme"
                data-bs-toggle="dropdown"
                aria-expanded="false"
              >
                <i class="bi bi-sun-fill" data-lte-theme-icon="light"></i>
                <i class="bi bi-moon-fill d-none" data-lte-theme-icon="dark"></i>
                <i class="bi bi-circle-half d-none" data-lte-theme-icon="auto"></i>
              </a>
              <ul
                class="dropdown-menu dropdown-menu-end"
                aria-labelledby="bd-theme"
                style="--bs-dropdown-min-width: 8rem"
              >
                <li>
                  <button
                    type="button"
                    class="dropdown-item d-flex align-items-center"
                    data-bs-theme-value="light"
                    aria-pressed="false"
                  >
                    <i class="bi bi-sun-fill me-2"></i>
                    Light
                    <i class="bi bi-check-lg ms-auto d-none"></i>
                  </button>
                </li>
                <li>
                  <button
                    type="button"
                    class="dropdown-item d-flex align-items-center"
                    data-bs-theme-value="dark"
                    aria-pressed="false"
                  >
                    <i class="bi bi-moon-fill me-2"></i>
                    Dark
                    <i class="bi bi-check-lg ms-auto d-none"></i>
                  </button>
                </li>
                <li>
                  <button
                    type="button"
                    class="dropdown-item d-flex align-items-center active"
                    data-bs-theme-value="auto"
                    aria-pressed="true"
                  >
                    <i class="bi bi-circle-half me-2"></i>
                    Auto
                    <i class="bi bi-check-lg ms-auto d-none"></i>
                  </button>
                </li>
              </ul>
            </li>
            <!--end::Color Mode Toggle-->

            <!--begin::User Menu Dropdown-->
            <li class="nav-item dropdown user-menu">
              <a href="#" class="nav-link dropdown-toggle" data-bs-toggle="dropdown">
                <img
                  src="../../assets/img/user2-160x160.jpg"
                  class="user-image rounded-circle shadow"
                  alt="User Image"
                />
                <span class="d-none d-md-inline">Alexander Pierce</span>
              </a>
              <ul class="dropdown-menu dropdown-menu-lg dropdown-menu-end">
                <!--begin::User Image-->
                <li class="user-header text-bg-primary">
                  <img
                    src="../../assets/img/user2-160x160.jpg"
                    class="rounded-circle shadow"
                    alt="User Image"
                  />
                  <p>
                    Alexander Pierce - Web Developer
                    <small>Member since Nov. 2023</small>
                  </p>
                </li>
                <!--end::User Image-->
                <!--begin::Menu Body-->
                <li class="user-body">
                  <!--begin::Row-->
                  <div class="row">
                    <div class="col-4 text-center">
                      <a href="#">Followers</a>
                    </div>
                    <div class="col-4 text-center">
                      <a href="#">Sales</a>
                    </div>
                    <div class="col-4 text-center">
                      <a href="#">Friends</a>
                    </div>
                  </div>
                  <!--end::Row-->
                </li>
                <!--end::Menu Body-->
                <!--begin::Menu Footer-->
                <li class="user-footer">
                  <a href="#" class="btn btn-outline-secondary">Profile</a>
                  <a href="#" class="btn btn-outline-danger float-end">Sign out</a>
                </li>
                <!--end::Menu Footer-->
              </ul>
            </li>
            <!--end::User Menu Dropdown-->
          </ul>
          <!--end::End Navbar Links-->
        </div>
        <!--end::Container-->
      </nav>
      <!--end::Header-->
      <!--begin::Sidebar (docs mode)-->
      <aside class="app-sidebar bg-body-secondary shadow" data-bs-theme="dark">
        <!--begin::Sidebar Brand-->
        <div class="sidebar-brand">
          <a href="../../docs/introduction.html" class="brand-link">
            <img
              src="../../assets/img/AdminLTELogo.png"
              alt="AdminLTE Logo"
              class="brand-image opacity-75 shadow"
            />
            <span class="brand-text fw-light">
              AdminLTE 4 <span class="opacity-75">&middot; Docs</span>
            </span>
          </a>
        </div>
        <!--end::Sidebar Brand-->
        <!--begin::Sidebar Wrapper-->
        <div class="sidebar-wrapper">
          <nav class="mt-2">
            <!--begin::Sidebar Menu-->
            <ul
              class="nav sidebar-menu flex-column"
              data-lte-toggle="treeview"
              role="navigation"
              aria-label="Documentation navigation"
              data-accordion="false"
              id="docs-navigation"
            >
              <li class="nav-header">START HERE</li>
              <li class="nav-item">
                <a href="../../docs/introduction.html" class="nav-link">
                  <i class="nav-icon bi bi-download"></i>
                  <p>Installation</p>
                </a>
              </li>
              <li class="nav-item">
                <a href="../../docs/getting-started.html" class="nav-link">
                  <i class="nav-icon bi bi-rocket-takeoff"></i>
                  <p>Getting Started</p>
                </a>
              </li>

              <li class="nav-header">FOUNDATIONS</li>
              <li class="nav-item">
                <a href="../../docs/layout.html" class="nav-link">
                  <i class="nav-icon bi bi-grip-horizontal"></i>
                  <p>Layout Classes</p>
                </a>
              </li>
              <li class="nav-item">
                <a href="../../docs/layout-blueprint.html" class="nav-link">
                  <i class="nav-icon bi bi-diagram-3"></i>
                  <p>Layout Blueprint</p>
                </a>
              </li>
              <li class="nav-item">
                <a href="../../docs/customization.html" class="nav-link">
                  <i class="nav-icon bi bi-palette"></i>
                  <p>Customization</p>
                </a>
              </li>
              <li class="nav-item">
                <a href="../../docs/color-mode.html" class="nav-link">
                  <i class="nav-icon bi bi-star-half"></i>
                  <p>Color Mode</p>
                </a>
              </li>
              <li class="nav-item">
                <a href="../../docs/rtl.html" class="nav-link">
                  <i class="nav-icon bi bi-text-paragraph"></i>
                  <p>RTL Support</p>
                </a>
              </li>

              <li class="nav-header">BUILDING</li>
              <li class="nav-item">
                <a href="../../docs/recipes.html" class="nav-link">
                  <i class="nav-icon bi bi-clipboard-check"></i>
                  <p>Recipes</p>
                </a>
              </li>
              <li class="nav-item">
                <a href="#" class="nav-link">
                  <i class="nav-icon bi bi-ui-checks-grid"></i>
                  <p>
                    Components
                    <i class="nav-arrow bi bi-chevron-right"></i>
                  </p>
                </a>
                <ul class="nav nav-treeview">
                  <li class="nav-item">
                    <a href="../../docs/components/main-header.html" class="nav-link">
                      <i class="nav-icon bi bi-circle"></i>
                      <p>Main Header</p>
                    </a>
                  </li>
                  <li class="nav-item">
                    <a href="../../docs/components/main-sidebar.html" class="nav-link">
                      <i class="nav-icon bi bi-circle"></i>
                      <p>Main Sidebar</p>
                    </a>
                  </li>
                </ul>
              </li>
              <li class="nav-item menu-open">
                <a href="#" class="nav-link active">
                  <i class="nav-icon bi bi-filetype-js"></i>
                  <p>
                    JavaScript Plugins
                    <i class="nav-arrow bi bi-chevron-right"></i>
                  </p>
                </a>
                <ul class="nav nav-treeview">
                  <li class="nav-item">
                    <a href="../../docs/javascript/plugins-overview.html" class="nav-link">
                      <i class="nav-icon bi bi-circle"></i>
                      <p>Overview</p>
                    </a>
                  </li>
                  <li class="nav-item">
                    <a href="../../docs/javascript/layout.html" class="nav-link">
                      <i class="nav-icon bi bi-circle"></i>
                      <p>Layout</p>
                    </a>
                  </li>
                  <li class="nav-item">
                    <a href="../../docs/javascript/pushmenu.html" class="nav-link">
                      <i class="nav-icon bi bi-circle"></i>
                      <p>PushMenu</p>
                    </a>
                  </li>
                  <li class="nav-item">
                    <a href="../../docs/javascript/treeview.html" class="nav-link">
                      <i class="nav-icon bi bi-circle"></i>
                      <p>Treeview</p>
                    </a>
                  </li>
                  <li class="nav-item">
                    <a href="../../docs/javascript/card-widget.html" class="nav-link">
                      <i class="nav-icon bi bi-circle"></i>
                      <p>Card Widget</p>
                    </a>
                  </li>
                  <li class="nav-item">
                    <a href="../../docs/javascript/direct-chat.html" class="nav-link">
                      <i class="nav-icon bi bi-circle"></i>
                      <p>Direct Chat</p>
                    </a>
                  </li>
                  <li class="nav-item">
                    <a href="../../docs/javascript/fullscreen.html" class="nav-link">
                      <i class="nav-icon bi bi-circle"></i>
                      <p>Fullscreen</p>
                    </a>
                  </li>
                  <li class="nav-item">
                    <a href="../../docs/javascript/accessibility.html" class="nav-link active">
                      <i class="nav-icon bi bi-circle"></i>
                      <p>Accessibility</p>
                    </a>
                  </li>
                </ul>
              </li>
              <li class="nav-item">
                <a href="../../docs/integrations.html" class="nav-link">
                  <i class="nav-icon bi bi-puzzle"></i>
                  <p>Integrations</p>
                </a>
              </li>

              <li class="nav-header">SHIPPING</li>
              <li class="nav-item">
                <a href="../../docs/migration.html" class="nav-link">
                  <i class="nav-icon bi bi-arrow-up-right-square"></i>
                  <p>Migration from v3</p>
                </a>
              </li>
              <li class="nav-item">
                <a href="../../docs/deployment.html" class="nav-link">
                  <i class="nav-icon bi bi-cloud-upload"></i>
                  <p>Deployment</p>
                </a>
              </li>
              <li class="nav-item">
                <a href="../../docs/browser-support.html" class="nav-link">
                  <i class="nav-icon bi bi-browser-chrome"></i>
                  <p>Browser Support</p>
                </a>
              </li>

              <li class="nav-header">RESOURCES</li>
              <li class="nav-item">
                <a href="../../docs/faq.html" class="nav-link">
                  <i class="nav-icon bi bi-question-circle"></i>
                  <p>FAQ</p>
                </a>
              </li>
              <li class="nav-item">
                <a href="../../docs/how-to-contribute.html" class="nav-link">
                  <i class="nav-icon bi bi-people"></i>
                  <p>Contributing</p>
                </a>
              </li>
              <li class="nav-item">
                <a href="../../docs/license.html" class="nav-link">
                  <i class="nav-icon bi bi-patch-check"></i>
                  <p>License</p>
                </a>
              </li>
              <li class="nav-item">
                <a
                  href="https://github.com/ColorlibHQ/AdminLTE"
                  target="_blank"
                  rel="noopener"
                  class="nav-link"
                >
                  <i class="nav-icon bi bi-github"></i>
                  <p>
                    GitHub
                    <i class="bi bi-box-arrow-up-right ms-1" aria-hidden="true"></i>
                  </p>
                </a>
              </li>
            </ul>
            <!--end::Sidebar Menu-->

            <!-- Back to preview CTA (bottom of sidebar) -->
            <div class="p-3 mt-3 border-top border-secondary border-opacity-25">
              <a
                href="../../index.html"
                class="btn btn-sm btn-outline-light w-100 d-flex align-items-center justify-content-center gap-2"
              >
                <i class="bi bi-arrow-left" aria-hidden="true"></i>
                Back to live preview
              </a>
            </div>
          </nav>
        </div>
        <!--end::Sidebar Wrapper-->
      </aside>
      <!--end::Sidebar (docs mode)-->
      <!--begin::App Main-->
      <main class="app-main">
        <!--begin::App Content Header-->
        <div class="app-content-header">
          <!--begin::Container-->
          <div class="container-fluid">
            <!--begin::Row-->
            <div class="row">
              <div class="col-sm-6">
                <h3 class="mb-0">Accessibility Module</h3>
              </div>
              <div class="col-sm-6">
                <ol class="breadcrumb float-sm-end">
                  <li class="breadcrumb-item"><a href="#">Docs</a></li>
                  <li class="breadcrumb-item active" aria-current="page">Accessibility Module</li>
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            <p>
              The Accessibility module provides WCAG 2.1 AA compliance features that are
              automatically initialized when AdminLTE loads.
            </p>
            <h5 id="features">Features</h5>

            <table>
              <thead>
                <tr>
                  <th>Feature</th>
                  <th>WCAG Criterion</th>
                  <th>Description</th>
                </tr>
              </thead>
              <tbody>
                <tr>
                  <td>Skip Links</td>
                  <td>2.4.1 Bypass Blocks</td>
                  <td>Adds “Skip to main content” and “Skip to navigation” links.</td>
                </tr>
                <tr>
                  <td>Focus Management</td>
                  <td>2.4.3 &amp; 2.4.7</td>
                  <td>Tab cycling, focus trapping in modals, and focus restoration.</td>
                </tr>
                <tr>
                  <td>Keyboard Navigation</td>
                  <td>2.1.1 Keyboard</td>
                  <td>Arrow key navigation in menus, Enter/Space for custom buttons.</td>
                </tr>
                <tr>
                  <td>Reduced Motion</td>
                  <td>2.3.3 Animation</td>
                  <td>Respects <code>prefers-reduced-motion</code> by disabling animations.</td>
                </tr>
                <tr>
                  <td>Live Announcements</td>
                  <td>4.1.3 Status Messages</td>
                  <td>Announces errors and success messages to screen readers.</td>
                </tr>
                <tr>
                  <td>Error Identification</td>
                  <td>3.3.1 &amp; 3.3.2</td>
                  <td>Auto-labels unlabelled inputs, announces form validation errors.</td>
                </tr>
                <tr>
                  <td>Table Accessibility</td>
                  <td>1.3.1 Info &amp; Relationships</td>
                  <td>Adds <code>scope</code> attributes to table headers automatically.</td>
                </tr>
              </tbody>
            </table>
            <h5 id="configuration">Configuration</h5>
            <p>
              The module is initialized in <code>adminlte.ts</code> with all features enabled by
              default:
            </p>
            <pre
              class="astro-code dark-plus"
              style="background-color: #1e1e1e; color: #d4d4d4; overflow-x: auto"
              tabindex="0"
              data-language="js"
            ><code><span class="line"><span style="color:#DCDCAA">initAccessibility</span><span style="color:#D4D4D4">({</span></span>
<span class="line"><span style="color:#9CDCFE">  announcements:</span><span style="color:#569CD6"> true</span><span style="color:#D4D4D4">,</span></span>
<span class="line"><span style="color:#9CDCFE">  skipLinks:</span><span style="color:#569CD6"> true</span><span style="color:#D4D4D4">,</span></span>
<span class="line"><span style="color:#9CDCFE">  focusManagement:</span><span style="color:#569CD6"> true</span><span style="color:#D4D4D4">,</span></span>
<span class="line"><span style="color:#9CDCFE">  keyboardNavigation:</span><span style="color:#569CD6"> true</span><span style="color:#D4D4D4">,</span></span>
<span class="line"><span style="color:#9CDCFE">  reducedMotion:</span><span style="color:#569CD6"> true</span></span>
<span class="line"><span style="color:#D4D4D4">})</span></span></code></pre>
            <p>Set any option to <code>false</code> to disable that feature.</p>
            <h5 id="public-api">Public API</h5>
            <pre
              class="astro-code dark-plus"
              style="background-color: #1e1e1e; color: #d4d4d4; overflow-x: auto"
              tabindex="0"
              data-language="js"
            ><code><span class="line"><span style="color:#C586C0">import</span><span style="color:#D4D4D4"> { </span><span style="color:#9CDCFE">initAccessibility</span><span style="color:#D4D4D4"> } </span><span style="color:#C586C0">from</span><span style="color:#CE9178"> &#39;admin-lte&#39;</span></span>
<span class="line"></span>
<span class="line"><span style="color:#569CD6">const</span><span style="color:#4FC1FF"> a11y</span><span style="color:#D4D4D4"> = </span><span style="color:#DCDCAA">initAccessibility</span><span style="color:#D4D4D4">()</span></span>
<span class="line"></span>
<span class="line"><span style="color:#6A9955">// Announce a message to screen readers</span></span>
<span class="line"><span style="color:#9CDCFE">a11y</span><span style="color:#D4D4D4">.</span><span style="color:#DCDCAA">announce</span><span style="color:#D4D4D4">(</span><span style="color:#CE9178">&#39;Item saved successfully&#39;</span><span style="color:#D4D4D4">, </span><span style="color:#CE9178">&#39;polite&#39;</span><span style="color:#D4D4D4">)</span></span>
<span class="line"><span style="color:#9CDCFE">a11y</span><span style="color:#D4D4D4">.</span><span style="color:#DCDCAA">announce</span><span style="color:#D4D4D4">(</span><span style="color:#CE9178">&#39;Form has errors&#39;</span><span style="color:#D4D4D4">, </span><span style="color:#CE9178">&#39;assertive&#39;</span><span style="color:#D4D4D4">)</span></span>
<span class="line"></span>
<span class="line"><span style="color:#6A9955">// Focus a specific element</span></span>
<span class="line"><span style="color:#9CDCFE">a11y</span><span style="color:#D4D4D4">.</span><span style="color:#DCDCAA">focusElement</span><span style="color:#D4D4D4">(</span><span style="color:#CE9178">&#39;#my-input&#39;</span><span style="color:#D4D4D4">)</span></span>
<span class="line"></span>
<span class="line"><span style="color:#6A9955">// Trap focus inside a container (useful for custom modals/dialogs)</span></span>
<span class="line"><span style="color:#9CDCFE">a11y</span><span style="color:#D4D4D4">.</span><span style="color:#DCDCAA">trapFocus</span><span style="color:#D4D4D4">(</span><span style="color:#9CDCFE">document</span><span style="color:#D4D4D4">.</span><span style="color:#DCDCAA">querySelector</span><span style="color:#D4D4D4">(</span><span style="color:#CE9178">&#39;.my-dialog&#39;</span><span style="color:#D4D4D4">))</span></span>
<span class="line"></span>
<span class="line"><span style="color:#6A9955">// Add semantic landmarks to the page</span></span>
<span class="line"><span style="color:#9CDCFE">a11y</span><span style="color:#D4D4D4">.</span><span style="color:#DCDCAA">addLandmarks</span><span style="color:#D4D4D4">()</span></span></code></pre>
            <h5 id="utility-functions">Utility Functions</h5>
            <pre
              class="astro-code dark-plus"
              style="background-color: #1e1e1e; color: #d4d4d4; overflow-x: auto"
              tabindex="0"
              data-language="js"
            ><code><span class="line"><span style="color:#C586C0">import</span><span style="color:#D4D4D4"> { </span><span style="color:#9CDCFE">accessibilityUtils</span><span style="color:#D4D4D4"> } </span><span style="color:#C586C0">from</span><span style="color:#CE9178"> &#39;admin-lte&#39;</span></span>
<span class="line"></span>
<span class="line"><span style="color:#6A9955">// Check color contrast ratio (WCAG 1.4.3)</span></span>
<span class="line"><span style="color:#569CD6">const</span><span style="color:#4FC1FF"> result</span><span style="color:#D4D4D4"> = </span><span style="color:#9CDCFE">accessibilityUtils</span><span style="color:#D4D4D4">.</span><span style="color:#DCDCAA">checkColorContrast</span><span style="color:#D4D4D4">(</span><span style="color:#CE9178">&#39;rgb(0,0,0)&#39;</span><span style="color:#D4D4D4">, </span><span style="color:#CE9178">&#39;rgb(255,255,255)&#39;</span><span style="color:#D4D4D4">)</span></span>
<span class="line"><span style="color:#6A9955">// { ratio: 21, passes: true }</span></span>
<span class="line"></span>
<span class="line"><span style="color:#6A9955">// Check if an element is focusable</span></span>
<span class="line"><span style="color:#9CDCFE">accessibilityUtils</span><span style="color:#D4D4D4">.</span><span style="color:#DCDCAA">isFocusable</span><span style="color:#D4D4D4">(</span><span style="color:#9CDCFE">element</span><span style="color:#D4D4D4">)</span></span>
<span class="line"></span>
<span class="line"><span style="color:#6A9955">// Generate a unique ID for ARIA attributes</span></span>
<span class="line"><span style="color:#9CDCFE">accessibilityUtils</span><span style="color:#D4D4D4">.</span><span style="color:#DCDCAA">generateId</span><span style="color:#D4D4D4">(</span><span style="color:#CE9178">&#39;modal&#39;</span><span style="color:#D4D4D4">) </span><span style="color:#6A9955">// &quot;modal-x7k2m9p4q&quot;</span></span></code></pre>
            <h5 id="css-classes">CSS Classes</h5>

            <table>
              <thead>
                <tr>
                  <th>Class</th>
                  <th>Description</th>
                </tr>
              </thead>
              <tbody>
                <tr>
                  <td><code>skip-links</code></td>
                  <td>Container for skip navigation links.</td>
                </tr>
                <tr>
                  <td><code>skip-link</code></td>
                  <td>Individual skip link, visible only on focus.</td>
                </tr>
                <tr>
                  <td><code>reduce-motion</code></td>
                  <td>Added to <code>&lt;body&gt;</code> when user prefers reduced motion.</td>
                </tr>
                <tr>
                  <td><code>sr-only</code></td>
                  <td>Screen reader only content (visually hidden).</td>
                </tr>
                <tr>
                  <td><code>live-region</code></td>
                  <td>ARIA live region for dynamic announcements.</td>
                </tr>
              </tbody>
            </table>
            <h5 id="notes">Notes</h5>
            <ul>
              <li>
                The module integrates with Bootstrap’s modal and dropdown events for focus
                management.
              </li>
              <li>
                Modal Escape key handling is deferred to Bootstrap to respect
                <code>keyboard: false</code> and stacked modals.
              </li>
              <li>
                Form validation announcements work automatically for any input with HTML5 validation
                attributes.
              </li>
            </ul>
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