Update app.py

app.py

@@ -95,15 +95,26 @@ custom_css = """
     margin: 20px 0 10px 0 !important;
     width: 100% !important;
 }
-/* Description text */
+/* Description text - Dark mode */
 .description {
-    color: rgba(76, 175, 147, 0.7) !important;
+    color: var(--body-text-color, rgba(76, 175, 147, 0.7)) !important;
     text-align: center !important;
     max-width: 800px !important;
     margin: 0 auto 30px auto !important;
     font-size: 0.9em !important;
     line-height: 1.6 !important;
 }
+/* Description text - Light mode override */
+.light-mode .description, 
+[data-theme="light"] .description {
+    color: rgba(55, 65, 81, 0.9) !important;
+}
+/* Description text - Bold elements in light mode */
+.light-mode .description b, 
+[data-theme="light"] .description b {
+    color: rgb(55, 65, 81) !important;
+    font-weight: 600 !important;
+}
 
 .container-wrap {
     display: flex !important;