website refactor

apps/website/components/ui/ErrorBanner.tsx

@@ -0,0 +1,31 @@
+/**
+ * ErrorBanner - UI component for displaying error messages
+ * 
+ * Pure UI element for error display in templates and components.
+ * No business logic, just presentation.
+ */
+
+export interface ErrorBannerProps {
+  message: string;
+  title?: string;
+  variant?: 'error' | 'warning' | 'info';
+}
+
+export function ErrorBanner({ message, title, variant = 'error' }: ErrorBannerProps) {
+  const baseClasses = 'px-4 py-3 rounded-lg border flex items-start gap-3';
+  
+  const variantClasses = {
+    error: 'bg-racing-red/10 border-racing-red text-racing-red',
+    warning: 'bg-yellow-500/10 border-yellow-500 text-yellow-300',
+    info: 'bg-primary-blue/10 border-primary-blue text-primary-blue',
+  };
+
+  return (
+    <div className={`${baseClasses} ${variantClasses[variant]}`}>
+      <div className="flex-1">
+        {title && <div className="font-medium">{title}</div>}
+        <div className="text-sm opacity-90">{message}</div>
+      </div>
+    </div>
+  );
+}