Refactor page titles and subtitles for consistency and clarity across various PDF conversion tools

src/pages/rasterize-pdf.html

@@ -120,11 +120,11 @@
           class="text-2xl font-bold text-white mb-2"
           data-i18n="tools:rasterizePdf.name"
         >
-          Rasterize Pdf Free Online - Fast & Secure
+          Rasterize PDF
         </h1>
         <p class="text-gray-400 mb-6" data-i18n="tools:rasterizePdf.subtitle">
-          Convert vector graphics and text to images. Useful for flattening
-          layers, removing selectable text, or creating print-ready files.
+          Convert PDF to image-based PDF. Flatten layers and remove selectable
+          text.
         </p>
 
         <div