CSS class migrations: admin views and boot overlay fade-out

- Replace style.display with .is-hidden classList in ApiKeysView, CustomFieldsView, RecurringTicketsView
- Convert boot overlay fade-out from style.opacity to .boot-overlay--fade-out CSS class
- Add .boot-overlay--fade-out rule to dashboard.css

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

assets/css/dashboard.css

@@ -2725,6 +2725,7 @@ input[type="checkbox"]:checked {
     justify-content: center;
     transition: opacity 0.5s;
 }
+.boot-overlay--fade-out { opacity: 0; }
 
 #boot-text {
     font-family: var(--font-mono);

assets/css/ticket.css

@@ -991,6 +991,7 @@ textarea.editable {
 }
 
 .animate-fadein  { animation: fadeIn 0.3s ease; }
+.is-hidden { display: none !important; }
 .animate-fadeout { animation: fadeIn 0.2s ease reverse; }
 .comment--deleting { opacity: 0; transform: translateX(-20px); transition: opacity 0.3s, transform 0.3s; }
 

assets/js/dashboard.js

@@ -1451,8 +1451,7 @@ function initTicketPreview() {
     // Create preview element
     const preview = document.createElement('div');
     preview.id = 'ticketPreview';
-    preview.className = 'ticket-preview-popup';
+    preview.className = 'ticket-preview-popup is-hidden';
-    preview.style.display = 'none';
     document.body.appendChild(preview);
     currentPreview = preview;
 
@@ -1535,7 +1534,7 @@ function showTicketPreview(event) {
 
         currentPreview.style.left = left + 'px';
         currentPreview.style.top = top + 'px';
-        currentPreview.style.display = 'block';
+        currentPreview.classList.remove('is-hidden');
     }, 300);
 }
 
@@ -1545,7 +1544,7 @@ function hideTicketPreview() {
     }
     previewTimeout = setTimeout(() => {
         if (currentPreview) {
-            currentPreview.style.display = 'none';
+            currentPreview.classList.add('is-hidden');
         }
     }, 100);
 }

assets/js/ticket.js

@@ -5,7 +5,7 @@ function toggleVisibilityGroupsEdit() {
     const visibility = document.getElementById('visibilitySelect')?.value;
     const groupsField = document.getElementById('visibilityGroupsField');
     if (groupsField) {
-        groupsField.style.display = visibility === 'internal' ? 'block' : 'none';
+        groupsField.classList.toggle('is-hidden', visibility !== 'internal');
     }
 }
 
@@ -201,7 +201,7 @@ function togglePreview() {
     if (!preview || !textarea || !toggleEl) return;
 
     const isPreviewEnabled = toggleEl.checked;
-    preview.style.display = isPreviewEnabled ? 'block' : 'none';
+    preview.classList.toggle('is-hidden', !isPreviewEnabled);
 
     if (isPreviewEnabled) {
         preview.innerHTML = parseMarkdown(textarea.value);
@@ -222,9 +222,9 @@ function updatePreview() {
 
     if (isMarkdownEnabled && commentText.trim()) {
         previewDiv.innerHTML = parseMarkdown(commentText);
-        previewDiv.style.display = 'block';
+        previewDiv.classList.remove('is-hidden');
     } else {
-        previewDiv.style.display = 'none';
+        previewDiv.classList.add('is-hidden');
     }
 }
 
@@ -238,7 +238,7 @@ function toggleMarkdownMode() {
     if (!isMasterEnabled) {
         previewToggle.checked = false;
         const preview = document.getElementById('markdownPreview');
-        if (preview) preview.style.display = 'none';
+        if (preview) preview.classList.add('is-hidden');
     }
 }
 
@@ -450,17 +450,7 @@ function showTab(tabName) {
     }
 
     // Hide all tabs
-    descriptionTab.style.display = 'none';
+    document.querySelectorAll('.tab-content').forEach(tab => tab.classList.remove('active'));
-    commentsTab.style.display = 'none';
-    if (attachmentsTab) {
-        attachmentsTab.style.display = 'none';
-    }
-    if (dependenciesTab) {
-        dependenciesTab.style.display = 'none';
-    }
-    if (activityTab) {
-        activityTab.style.display = 'none';
-    }
 
     // Remove active class and aria-selected from all buttons
     document.querySelectorAll('.tab-btn').forEach(btn => {
@@ -470,7 +460,7 @@ function showTab(tabName) {
 
     // Show selected tab and activate its button
     const tabEl = document.getElementById(`${tabName}-tab`);
-    if (tabEl) tabEl.style.display = 'block';
+    if (tabEl) tabEl.classList.add('active');
     const activeBtn = document.querySelector(`.tab-btn[data-tab="${tabName}"]`);
     if (activeBtn) {
         activeBtn.classList.add('active');
@@ -713,7 +703,7 @@ function handleFileUpload(files) {
     let uploadedCount = 0;
     const totalFiles = files.length;
 
-    progressDiv.style.display = 'block';
+    progressDiv.classList.remove('is-hidden');
     statusText.textContent = `Uploading 0 of ${totalFiles} files...`;
     progressFill.style.width = '0%';
 
@@ -779,7 +769,7 @@ function resetUploadUI() {
     const progressDiv = document.getElementById('uploadProgress');
     const fileInput = document.getElementById('fileInput');
 
-    progressDiv.style.display = 'none';
+    progressDiv.classList.add('is-hidden');
     if (fileInput) {
         fileInput.value = '';
     }
@@ -1181,7 +1171,7 @@ function editComment(commentId) {
     `;
 
     // Hide original text, show edit form
-    textDiv.style.display = 'none';
+    textDiv.classList.add('is-hidden');
     textDiv.after(editForm);
     commentDiv.classList.add('editing');
 
@@ -1248,7 +1238,7 @@ function saveEditComment(commentId) {
 
             // Remove edit form and show text
             if (editForm) editForm.remove();
-            textDiv.style.display = '';
+            textDiv.classList.remove('is-hidden');
             commentDiv.classList.remove('editing');
 
             lt.toast.success('Comment updated successfully');
@@ -1270,7 +1260,7 @@ function cancelEditComment(commentId) {
     const editForm = document.getElementById(`comment-edit-form-${commentId}`);
 
     if (editForm) editForm.remove();
-    if (textDiv) textDiv.style.display = '';
+    if (textDiv) textDiv.classList.remove('is-hidden');
     if (commentDiv) commentDiv.classList.remove('editing');
 }
 

views/CreateTicketView.php

@@ -109,7 +109,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                         <input type="text" id="title" name="title" class="editable" required placeholder="Enter a descriptive title for this ticket">
                     </div>
                     <!-- Duplicate Warning Area -->
-                    <div id="duplicateWarning" class="inline-warning" role="alert" aria-live="polite" aria-atomic="true" style="display: none;">
+                    <div id="duplicateWarning" class="inline-warning is-hidden" role="alert" aria-live="polite" aria-atomic="true">
                         <div class="text-amber fw-bold duplicate-heading">
                             Possible Duplicates Found
                         </div>
@@ -210,7 +210,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                             Controls who can view this ticket
                         </p>
                     </div>
-                    <div id="visibilityGroupsContainer" class="detail-group" style="display: none;">
+                    <div id="visibilityGroupsContainer" class="detail-group is-hidden">
                         <label>Allowed Groups</label>
                         <div class="visibility-groups-list">
                             <?php
@@ -277,7 +277,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
         const title = this.value.trim();
 
         if (title.length < 5) {
-            document.getElementById('duplicateWarning').style.display = 'none';
+            document.getElementById('duplicateWarning').classList.add('is-hidden');
             return;
         }
 
@@ -308,9 +308,9 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                     html += '<p class="duplicate-hint">Consider checking these tickets before creating a new one.</p>';
 
                     listDiv.innerHTML = html;
-                    warningDiv.style.display = 'block';
+                    warningDiv.classList.remove('is-hidden');
                 } else {
-                    warningDiv.style.display = 'none';
+                    warningDiv.classList.add('is-hidden');
                 }
             })
             .catch(error => {
@@ -322,9 +322,9 @@ $nonce = SecurityHeadersMiddleware::getNonce();
         const visibility = document.getElementById('visibility').value;
         const groupsContainer = document.getElementById('visibilityGroupsContainer');
         if (visibility === 'internal') {
-            groupsContainer.style.display = 'block';
+            groupsContainer.classList.remove('is-hidden');
         } else {
-            groupsContainer.style.display = 'none';
+            groupsContainer.classList.add('is-hidden');
             document.querySelectorAll('.visibility-group-checkbox').forEach(cb => cb.checked = false);
         }
     }

views/DashboardView.php

@@ -63,7 +63,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                         i++;
                     } else {
                         setTimeout(() => {
-                            bootOverlay.style.opacity = '0';
+                            bootOverlay.classList.add('boot-overlay--fade-out');
                             setTimeout(() => bootOverlay.remove(), 500);
                         }, 500);
                         clearInterval(interval);

views/TicketView.php

@@ -222,7 +222,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                                             <option value="confidential" <?php echo $currentVisibility == 'confidential' ? 'selected' : ''; ?>>Confidential</option>
                                         </select>
                                     </div>
-                                    <div class="metadata-field" id="visibilityGroupsField" <?php echo $currentVisibility !== 'internal' ? 'style="display: none;"' : ''; ?>>
+                                    <div class="metadata-field<?php echo $currentVisibility !== 'internal' ? ' is-hidden' : ''; ?>" id="visibilityGroupsField">
                                         <label class="metadata-label metadata-label-cyan">Allowed Groups:</label>
                                         <div class="visibility-groups-edit">
                                             <?php foreach ($allAvailableGroups as $group):
@@ -326,7 +326,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                             </div>
                             <button id="addCommentBtn" class="btn">ADD COMMENT</button>
                         </div>
-                        <div id="markdownPreview" class="markdown-preview" style="display: none;"></div>
+                        <div id="markdownPreview" class="markdown-preview is-hidden"></div>
                                 </div>
                             </div>
 
@@ -430,7 +430,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                                         <button type="button" id="browseFilesBtn" class="btn upload-browse-btn">BROWSE FILES</button>
                                     </div>
                                 </div>
-                                <div id="uploadProgress" class="upload-progress" style="display: none;">
+                                <div id="uploadProgress" class="upload-progress is-hidden">
                                     <div class="progress-bar">
                                         <div class="progress-fill" id="progressFill"></div>
                                     </div>

views/admin/ApiKeysView.php

@@ -66,7 +66,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
             </div>
 
             <!-- New Key Display (hidden by default) -->
-            <div id="newKeyDisplay" class="ascii-frame-inner key-generated-alert" style="display: none;">
+            <div id="newKeyDisplay" class="ascii-frame-inner key-generated-alert is-hidden">
                 <h3 class="admin-section-title">New API Key Generated</h3>
                 <p class="text-danger text-sm mb-1">
                     Copy this key now. You won't be able to see it again!
@@ -195,7 +195,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
             if (data.success) {
                 // Show the new key
                 document.getElementById('newKeyValue').value = data.api_key;
-                document.getElementById('newKeyDisplay').style.display = 'block';
+                document.getElementById('newKeyDisplay').classList.remove('is-hidden');
                 document.getElementById('keyName').value = '';
 
                 lt.toast.success('API key generated successfully');

views/admin/CustomFieldsView.php

@@ -123,7 +123,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                             <option value="number">Number</option>
                         </select>
                     </div>
-                    <div class="setting-row" id="options_row" style="display: none;">
+                    <div class="setting-row is-hidden" id="options_row">
                         <label for="field_options">Options (one per line)</label>
                         <textarea id="field_options" name="field_options" rows="4" placeholder="Option 1&#10;Option 2&#10;Option 3"></textarea>
                     </div>
@@ -208,7 +208,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
 
         function toggleOptionsField() {
             const type = document.getElementById('field_type').value;
-            document.getElementById('options_row').style.display = type === 'select' ? 'block' : 'none';
+            document.getElementById('options_row').classList.toggle('is-hidden', type !== 'select');
         }
 
         function saveField(e) {

views/admin/RecurringTicketsView.php

@@ -135,7 +135,7 @@ $nonce = SecurityHeadersMiddleware::getNonce();
                             <option value="monthly">Monthly</option>
                         </select>
                     </div>
-                    <div class="setting-row" id="schedule_day_row" style="display: none;">
+                    <div class="setting-row is-hidden" id="schedule_day_row">
                         <label for="schedule_day">Schedule Day</label>
                         <select id="schedule_day" name="schedule_day"></select>
                     </div>
@@ -251,15 +251,15 @@ $nonce = SecurityHeadersMiddleware::getNonce();
             daySelect.innerHTML = '';
 
             if (type === 'daily') {
-                dayRow.style.display = 'none';
+                dayRow.classList.add('is-hidden');
             } else if (type === 'weekly') {
-                dayRow.style.display = 'flex';
+                dayRow.classList.remove('is-hidden');
                 const days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday'];
                 days.forEach((day, i) => {
                     daySelect.innerHTML += `<option value="${i + 1}">${day}</option>`;
                 });
             } else if (type === 'monthly') {
-                dayRow.style.display = 'flex';
+                dayRow.classList.remove('is-hidden');
                 for (let i = 1; i <= 28; i++) {
                     daySelect.innerHTML += `<option value="${i}">Day ${i}</option>`;
                 }