feat: polish intelligent answer interactions

src/shared/ui/alert.tsx

@@ -0,0 +1,29 @@
+import type { ComponentProps } from "react";
+import { cva, type VariantProps } from "class-variance-authority";
+import { cn } from "./cn";
+
+const alertVariants = cva(
+  "relative grid w-full min-w-0 grid-cols-[0_1fr] items-start gap-y-1 rounded-lg border p-4 text-sm has-[>svg]:grid-cols-[1rem_1fr] has-[>svg]:gap-x-3 [&>svg]:size-4 [&>svg]:translate-y-0.5",
+  {
+    variants: {
+      variant: {
+        default: "bg-card text-card-foreground",
+        destructive: "border-destructive/50 bg-card text-destructive"
+      }
+    },
+    defaultVariants: { variant: "default" }
+  }
+);
+
+// Local shadcn/ui composition, adapted to the application's semantic tokens.
+export function Alert({ className, variant, ...props }: ComponentProps<"div"> & VariantProps<typeof alertVariants>) {
+  return <div data-slot="alert" role="alert" className={cn(alertVariants({ variant }), className)} {...props} />;
+}
+
+export function AlertTitle({ className, ...props }: ComponentProps<"div">) {
+  return <div data-slot="alert-title" className={cn("col-start-2 min-w-0 font-medium leading-5", className)} {...props} />;
+}
+
+export function AlertDescription({ className, ...props }: ComponentProps<"div">) {
+  return <div data-slot="alert-description" className={cn("col-start-2 min-w-0 text-sm leading-6", className)} {...props} />;
+}