Fix PR comments

Author: patrikbraborec

sources/platform/actors/development/quick_start/vibe_coding.md

@@ -87,9 +87,11 @@ The best rules and instructions are specific for individual use cases, but we pr
 
 <PromptButton prompt={RULES_AND_INSTRUCTIONS_PROMPT}/>
 
-#### Keep your rules and instructions up to date
+:::info Keep your rules and instructions up to date
 
-As the project evolves, you might introduce new things. Always make sure that your rules are up to date.
+As the project evolves, you might introduce new things. Always make sure that your rules and instructions are up to date.
+
+:::
 
 ## Best practices
 

src/components/PromptButton.module.css

@@ -10,6 +10,12 @@
   width: 100%;
   position: relative;
   overflow: hidden;
+  margin-bottom: 0;
+}
+
+/* Apply margin-bottom only when the next sibling is not a heading */
+.prompt-card:not(:has(+ h1, + h2, + h3, + h4, + h5, + h6)) {
+  margin-bottom: var(--ifm-leading);
 }
 
 /* Light purple glow effect */