Add Notes feature

css/styles.css

@@ -1593,3 +1593,69 @@ html, body {
 .wish-item-url:hover {
     text-decoration: underline;
 }
+
+/* ========================
+   Notes
+   ======================== */
+.notes-container {
+    max-width: 800px;
+    margin: 0 auto;
+}
+
+.notes-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    margin-bottom: 1.5rem;
+}
+
+.notes-list {
+    display: grid;
+    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
+    gap: 1rem;
+}
+
+.note-item {
+    background: #fff;
+    border: 1px solid var(--border-color, #e0e0e0);
+    border-radius: 8px;
+    padding: 1rem;
+    cursor: pointer;
+    transition: box-shadow 0.2s;
+    display: flex;
+    flex-direction: column;
+    gap: 0.4rem;
+    min-height: 100px;
+}
+
+.note-item:hover {
+    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
+}
+
+.note-item-title {
+    font-weight: 600;
+    font-size: 1rem;
+    word-break: break-word;
+}
+
+.note-item-preview {
+    font-size: 0.875rem;
+    color: #555;
+    flex: 1;
+    overflow: hidden;
+    word-break: break-word;
+    white-space: pre-wrap;
+}
+
+.note-item-date {
+    font-size: 0.75rem;
+    color: #999;
+    margin-top: auto;
+}
+
+#noteContent {
+    width: 100%;
+    resize: vertical;
+    font-family: inherit;
+    font-size: 0.95rem;
+}

index.html

@@ -66,6 +66,7 @@ <h1>📋 Task Manager</h1>
             <button class="nav-tab" data-tab="habits">⭐ Habits</button>
             <button class="nav-tab" data-tab="shop">🛒 Shop</button>
             <button class="nav-tab" data-tab="wishlist">🎁 Wish List</button>
+            <button class="nav-tab" data-tab="notes">📝 Notes</button>
             <button class="nav-tab" data-tab="finances">💰 Finances</button>
             <button class="nav-tab" data-tab="settings">⚙️ Settings</button>
         </nav>
@@ -663,6 +664,45 @@ <h3 id="wishItemModalTitle">Add Wish List Item</h3>
                 </div>
             </section>
 
+            <!-- Notes Tab -->
+            <section class="tab-content" id="notes-tab">
+                <div class="notes-container">
+                    <div class="notes-header">
+                        <h2>Notes</h2>
+                        <button class="btn btn-primary" id="addNoteBtn">+ Add Note</button>
+                    </div>
+
+                    <div class="notes-list" id="notesList">
+                        <p class="empty-state">No notes yet. Add one to get started!</p>
+                    </div>
+                </div>
+
+                <!-- Note Modal -->
+                <div class="modal" id="noteModal">
+                    <div class="modal-content">
+                        <div class="modal-header">
+                            <h3 id="noteModalTitle">Add Note</h3>
+                            <button class="close-btn">&times;</button>
+                        </div>
+                        <form id="noteForm">
+                            <div class="form-group">
+                                <label for="noteTitle">Title</label>
+                                <input type="text" id="noteTitle" placeholder="Note title">
+                            </div>
+                            <div class="form-group">
+                                <label for="noteContent">Content</label>
+                                <textarea id="noteContent" rows="8" placeholder="Write your note here…"></textarea>
+                            </div>
+                            <div class="form-actions">
+                                <button type="submit" class="btn btn-primary">Save</button>
+                                <button type="button" class="btn btn-secondary" id="deleteNoteBtn" style="display: none;">Delete</button>
+                                <button type="button" class="btn btn-secondary" id="cancelNoteBtn">Cancel</button>
+                            </div>
+                        </form>
+                    </div>
+                </div>
+            </section>
+
             <!-- Settings Tab -->
             <section class="tab-content" id="settings-tab">
                 <div class="settings-container">