fix: Fix sidebar layout — sticky height constraint, padding on content only

apps/web/src/components/review/ReviewSidebar.tsx

@@ -37,7 +37,7 @@ export function ReviewSidebar({
   return (
     <div className="flex h-full">
       {/* Content panel */}
-      <div className="flex-1 min-w-0 overflow-y-auto">
+      <div className="flex-1 min-w-0 overflow-y-auto p-4">
         {view === "files" ? (
           <FilesView
             files={files}

apps/web/src/components/review/ReviewTab.tsx

@@ -261,8 +261,9 @@ export function ReviewTab({ initiativeId }: ReviewTabProps) {
             )}
           </div>
 
-          {/* Right: Sidebar */}
-          <div className="border-l border-border p-4">
+          {/* Right: Sidebar — sticky so icon strip stays visible */}
+          <div className="border-l border-border">
+            <div className="sticky top-0 h-[calc(100vh-12rem)]">
               <ReviewSidebar
                 files={allFiles}
                 comments={comments}
@@ -274,6 +275,7 @@ export function ReviewTab({ initiativeId }: ReviewTabProps) {
               />
             </div>
           </div>
+        </div>
       )}
     </div>
   );