Remove reading options controls and functionality

Removes the options button, reading options panel with font size,
line spacing, and verse number toggles, along with associated
JavaScript for saving and loading preferences.

kjvstudy_org/templates/chapter.html

@@ -331,37 +331,11 @@ sup.verse-number:hover {
         <div class="chapter-info">
             {{ book }} {{ chapter }} (KJV)
         </div>
-        <div class="chapter-controls">
-            <button onclick="toggleReadingOptions()" class="nav-button" style="padding: 0.5rem 1rem; font-size: 0.875rem;">
-                ⚙️ Options
-            </button>
-            <button onclick="scrollToTop()" class="nav-button" style="padding: 0.5rem 1rem; font-size: 0.875rem;">
-                ↑ Top
-            </button>
-        </div>
+
     </div>
 </div>
 
-<div class="reading-options" id="readingOptions" style="display: none;">
-    <h3>📖 Reading Options</h3>
-    <div class="option-group">
-        <label for="fontSize">Text Size:</label>
-        <input type="range" id="fontSize" class="range-input" min="16" max="24" value="18" onchange="updateFontSize(this.value)">
-        <span id="fontSizeValue">18px</span>
-    </div>
-    <div class="option-group">
-        <label for="lineHeight">Line Spacing:</label>
-        <input type="range" id="lineHeight" class="range-input" min="1.4" max="2.2" step="0.1" value="1.75" onchange="updateLineHeight(this.value)">
-        <span id="lineHeightValue">1.75</span>
-    </div>
-    <div class="option-group">
-        <label>Verse Numbers:</label>
-        <label style="display: flex; align-items: center; gap: 0.5rem; min-width: auto; cursor: pointer;">
-            <input type="checkbox" id="showVerseNumbers" checked onchange="toggleVerseNumbers(this.checked)">
-            Show verse numbers
-        </label>
-    </div>
-</div>
+
 
 <div class="text-center mb-4">
     <h1 class="chapter-title">{{ book }} {{ chapter }}</h1>
@@ -654,23 +628,7 @@ function showToast(message) {
 
 // Load saved preferences
 document.addEventListener('DOMContentLoaded', function() {
-    const savedFontSize = localStorage.getItem('kjv-font-size');
-    if (savedFontSize) {
-        document.getElementById('fontSize').value = savedFontSize;
-        updateFontSize(savedFontSize);
-    }
 
-    const savedLineHeight = localStorage.getItem('kjv-line-height');
-    if (savedLineHeight) {
-        document.getElementById('lineHeight').value = savedLineHeight;
-        updateLineHeight(savedLineHeight);
-    }
-
-    const savedShowNumbers = localStorage.getItem('kjv-show-verse-numbers');
-    if (savedShowNumbers === 'false') {
-        document.getElementById('showVerseNumbers').checked = false;
-        toggleVerseNumbers(false);
-    }
 
     // Highlight verse from URL hash
     if (window.location.hash) {