Pro firefox enhancements

src/app/schedule/schedule.component.scss

@@ -165,14 +165,21 @@
   margin: 0 0 $spacing-md;
   line-height: 1.5;
 
+  // WebKit line-clamp (Chrome, Safari)
   display: -webkit-box;
   -webkit-line-clamp: 3;
   -webkit-box-orient: vertical;
   overflow: hidden;
+
+  // Standard line-clamp (Firefox 122+) — overrides display for supporting browsers
+  display: block;
+  line-clamp: 3;
+
   transition: max-height $transition-slow ease, opacity $transition-normal;
 
   &.expanded {
     -webkit-line-clamp: unset;
+    line-clamp: unset;
     overflow: visible;
   }
 }
@@ -241,6 +248,7 @@
 
   .show-description {
     -webkit-line-clamp: 2;
+    line-clamp: 2;
     font-size: 0.88rem;
   }
 }
@@ -263,5 +271,6 @@
 
   .show-description {
     -webkit-line-clamp: 2;
+    line-clamp: 2;
   }
 }