fix(core): page header text wrap issue

Signed-off-by: Cory Rylan <crylan@nvidia.com>

Author: coryrylan

projects/core/src/page-header/page-header.global.css

@@ -0,0 +1,6 @@
+/* SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved. */
+/* SPDX-License-Identifier: Apache-2.0 */
+
+nve-page-header [nve-text] {
+  text-wrap-mode: nowrap;
+}

projects/core/src/page-header/page-header.ts

@@ -2,8 +2,9 @@
 // SPDX-License-Identifier: Apache-2.0
 
 import { html, LitElement } from 'lit';
-import { useStyles, attachInternals } from '@nvidia-elements/core/internal';
+import { useStyles, attachInternals, appendRootNodeStyle } from '@nvidia-elements/core/internal';
 import styles from './page-header.css?inline';
+import globalStyles from './page-header.global.css?inline';
 
 /**
  * @element nve-page-header
@@ -46,6 +47,7 @@ export class PageHeader extends LitElement {
 
   connectedCallback(): void {
     super.connectedCallback();
+    appendRootNodeStyle(this, globalStyles);
     attachInternals(this);
     this._internals.role = 'navigation';
   }