feat: Introduce new CSS variables for enhanced theming and apply them to navigation, hero section, and document headings for improved consistency.

Author: hakancelikdev

docs/privacy.html

@@ -48,7 +48,8 @@
     </nav>
 
     <div class="container" style="padding-top: 120px; padding-bottom: 80px; max-width: 800px;">
-        <h1 data-i18n="privacyPolicy.title" style="margin-bottom: 20px; font-size: 2.5rem; font-weight: 700;">Gizlilik
+        <h1 data-i18n="privacyPolicy.title"
+            style="margin-bottom: 20px; font-size: 2.5rem; font-weight: 700; color: var(--text-primary);">Gizlilik
             Politikası</h1>
         <p data-i18n="privacyPolicy.description"
             style="margin-bottom: 40px; color: var(--text-secondary); font-size: 1.1rem; line-height: 1.8;"></p>