feat: increase zoom range from 175% to 300%

User can now zoom up to 300% for better readability.

Changes:
- Update zoom slider max from 175 to 300
- Update aria-valuemax to 300
- Update display label to show 300
- Update README to reflect new range (25%-300%)

Tested with curl - verified max="300" in HTML output

README.md

@@ -39,7 +39,7 @@ A professional, bilingual CV site with server-side PDF generation, HTMX interact
 - ✅ **Browser Print** - Alternative print-friendly layout for manual PDF creation
 - ✅ **HTMX Dynamic Updates** - Smooth UX without heavy JavaScript
 - ✅ **Paper Design** - Professional CV on elegant white paper with gray background
-- ✅ **Zoom Control** - Adjustable zoom (25%-175%) with persistence across sessions
+- ✅ **Zoom Control** - Adjustable zoom (25%-300%) with persistence across sessions
 - ✅ **Responsive** - Mobile, tablet, and desktop friendly
 - ✅ **JSON-Based Content** - Easy to update without touching code
 - ✅ **AI Development Section** - Showcases modern AI-assisted development skills

templates/partials/widgets/zoom-control.html

@@ -99,12 +99,12 @@
         id="zoom-slider"
         class="zoom-slider"
         min="25"
-        max="175"
+        max="300"
         step="1"
         value="100"
         aria-label="{{if eq .Lang "es"}}Ajustar nivel de zoom del CV{{else}}Adjust CV zoom level{{end}}"
         aria-valuemin="25"
-        aria-valuemax="175"
+        aria-valuemax="300"
         aria-valuenow="100"
         aria-valuetext="100%"
         _="on input
@@ -144,7 +144,7 @@
              -- Save to localStorage
              set localStorage['cv-zoom'] to zoomValue">
 
-    <span class="zoom-value zoom-value-max" aria-hidden="true">175</span>
+    <span class="zoom-value zoom-value-max" aria-hidden="true">300</span>
 
     <button
         id="zoom-reset"