diff --git a/kjvstudy_org/templates/stories_index.html b/kjvstudy_org/templates/stories_index.html
index 587130c..ffd3624 100644
--- a/kjvstudy_org/templates/stories_index.html
+++ b/kjvstudy_org/templates/stories_index.html
@@ -256,6 +256,31 @@
 .no-results.visible {
     display: block;
 }
+
+/* Large font mode for story cards */
+[data-font-size="large"] .story-card h3 {
+    font-size: 1.5rem;
+}
+[data-font-size="large"] .story-card .description {
+    font-size: 1.2rem;
+    line-height: 1.6;
+}
+[data-font-size="large"] .story-card .scripture {
+    font-size: 1.05rem;
+}
+[data-font-size="large"] .story-card .tag {
+    font-size: 1rem;
+    padding: 0.25rem 0.65rem;
+}
+[data-font-size="large"] .story-toc-item strong {
+    font-size: 1.1rem;
+}
+[data-font-size="large"] .story-toc-count {
+    font-size: 0.95rem;
+}
+[data-font-size="large"] .category-description {
+    font-size: 1.2rem;
+}
 </style>
 {% endblock %}
 
diff --git a/kjvstudy_org/templates/stories_kids_index.html b/kjvstudy_org/templates/stories_kids_index.html
index 7e35bf5..de8069e 100644
--- a/kjvstudy_org/templates/stories_kids_index.html
+++ b/kjvstudy_org/templates/stories_kids_index.html
@@ -447,6 +447,32 @@
         color: #fcd34d;
     }
 }
+
+/* Large font mode for kids story cards */
+[data-font-size="large"] .kids-story-card h3 {
+    font-size: 1.6rem;
+}
+[data-font-size="large"] .kids-story-card .description {
+    font-size: 1.2rem;
+    line-height: 1.6;
+}
+[data-font-size="large"] .kids-story-card .scripture {
+    font-size: 1.1rem;
+}
+[data-font-size="large"] .character-badge,
+[data-font-size="large"] .theme-badge {
+    font-size: 1rem;
+    padding: 0.4rem 0.75rem;
+}
+[data-font-size="large"] .toc-item {
+    font-size: 1.1rem;
+}
+[data-font-size="large"] .toc-item .count {
+    font-size: 0.95rem;
+}
+[data-font-size="large"] .category-description {
+    font-size: 1.2rem;
+}
 </style>
 {% endblock %}
 
diff --git a/kjvstudy_org/templates/strongs_entry.html b/kjvstudy_org/templates/strongs_entry.html
index c86f564..843ff82 100644
--- a/kjvstudy_org/templates/strongs_entry.html
+++ b/kjvstudy_org/templates/strongs_entry.html
@@ -573,6 +573,42 @@
         padding: 0.3rem 0.5rem;
     }
 }
+
+/* Large font mode */
+[data-font-size="large"] .occurrence-card .occ-reference {
+    font-size: 1.2rem;
+}
+[data-font-size="large"] .occurrence-card .occ-original {
+    font-size: 1.4rem;
+}
+[data-font-size="large"] .occurrence-card .occ-verse-text {
+    font-size: 1.2rem;
+    line-height: 1.75;
+}
+[data-font-size="large"] .word-card .quick-def {
+    font-size: 1.4rem;
+}
+[data-font-size="large"] .info-card p {
+    font-size: 1.3rem;
+}
+[data-font-size="large"] .info-card.definition p,
+[data-font-size="large"] .info-card.kjv p,
+[data-font-size="large"] .info-card.derivation p {
+    font-size: 1.3rem;
+}
+[data-font-size="large"] .kjv-tag {
+    font-size: 1.1rem;
+    padding: 0.4rem 0.8rem;
+}
+[data-font-size="large"] .related-entry-def {
+    font-size: 1.1rem;
+}
+[data-font-size="large"] .related-entry-header a {
+    font-size: 1.15rem;
+}
+[data-font-size="large"] .related-entry-lemma {
+    font-size: 1.3rem;
+}
 </style>
 {% endblock %}