diff --git a/sites/ainsley-clark/content/conferences/gophercon-uk-2026/index.md b/sites/ainsley-clark/content/conferences/gophercon-uk-2026/index.md
index 9dc5dd536..82664a97b 100644
--- a/sites/ainsley-clark/content/conferences/gophercon-uk-2026/index.md
+++ b/sites/ainsley-clark/content/conferences/gophercon-uk-2026/index.md
@@ -28,7 +28,7 @@ sources:
     description: The role of intrinsic and extrinsic motivation in engagement strategies.
   - title: 2. Self-Determination Theory
     url: https://selfdeterminationtheory.org/SDT/documents/2000_RyanDeci_SDT.pdf
-    description: Deci & Ryan, 2000.
+    description: Ryan & Deci, 2000. American Psychologist.
   - title: 3. The Measurement of Experienced Burnout
     url: https://doi.org/10.1002/job.4030020205
     description: Maslach & Jackson, 1981. Journal of Organizational Behavior.
diff --git a/themes/shared/assets/scss/components/_box-link.scss b/themes/shared/assets/scss/components/_box-link.scss
index 3e3ae4801..f7132b1d0 100644
--- a/themes/shared/assets/scss/components/_box-link.scss
+++ b/themes/shared/assets/scss/components/_box-link.scss
@@ -9,8 +9,11 @@
 	display: flex;
 	justify-content: space-between;
 	align-items: center;
+	gap: 1rem;
 	width: 100%;
+	max-width: 100%;
 	padding: 1rem;
+	overflow: hidden;
 	border: 1px solid rgba($black, $alpha-standard);
 	background-color: $highlight-bg-colour;
 	border-radius: 4px;
@@ -35,7 +38,11 @@
 		display: flex;
 		flex-direction: column;
 		align-items: flex-start;
-		flex-grow: 2;
+		// Allow the text to shrink below its intrinsic width, otherwise long
+		// headings & descriptions push the arrow outside of the box.
+		flex: 1 1 auto;
+		min-width: 0;
+		max-width: 100%;
 	}
 
 	// Heading
@@ -43,7 +50,7 @@
 
 	&-heading {
 		display: block;
-		width: 80%;
+		max-width: 100%;
 		white-space: nowrap;
 		font-weight: bold;
 		line-height: 1.2;
@@ -56,10 +63,12 @@
 
 	&-sub {
 		display: block;
+		max-width: 100%;
 		margin-bottom: 4px;
 		font-weight: 500;
-		line-height: 1;
+		line-height: 1.2;
 		color: $copy-dark-bg;
+		overflow-wrap: break-word;
 	}
 
 	// Arrow
@@ -73,6 +82,7 @@
 		width: $arrow-size;
 		min-width: $arrow-size;
 		max-height: 30px;
+		flex-shrink: 0;
 
 		svg {
 			width: 100%;