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src/components/ui/Modal.tsx

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+'use client'
+
+import React, { useEffect, useRef, useCallback } from 'react'
+import { X } from 'lucide-react'
+import { cn } from "@/lib/utils"
+
+interface ModalProps {
+  open: boolean
+  onClose: () => void
+  title?: string
+  children: React.ReactNode
+  className?: string
+}
+
+export default function Modal({ open, onClose, title, children, className }: ModalProps) {
+  const overlayRef = useRef<HTMLDivElement>(null)
+  const contentRef = useRef<HTMLDivElement>(null)
+
+  const handleEsc = useCallback(
+    (e: KeyboardEvent) => {
+      if (e.key === 'Escape') onClose()
+    },
+    [onClose]
+  )
+
+  useEffect(() => {
+    if (open) {
+      document.addEventListener('keydown', handleEsc)
+      document.body.style.overflow = 'hidden'
+      // Focus trap: focus content on open
+      contentRef.current?.focus()
+    }
+    return () => {
+      document.removeEventListener('keydown', handleEsc)
+      document.body.style.overflow = ''
+    }
+  }, [open, handleEsc])
+
+  if (!open) return null
+
+  return (
+    <div
+      ref={overlayRef}
+      className="fixed inset-0 z-50 flex items-center justify-center bg-black/50 backdrop-blur-sm"
+      onClick={(e) => {
+        if (e.target === overlayRef.current) onClose()
+      }}
+      role="dialog"
+      aria-modal="true"
+      aria-label={title || 'Modal dialog'}
+    >
+      <div
+        ref={contentRef}
+        tabIndex={-1}
+        className={cn(
+          "relative w-full max-w-lg rounded-lg bg-background p-6 shadow-lg",
+          className
+        )}
+      >
+        <button
+          onClick={onClose}
+          className="absolute right-4 top-4 rounded-sm opacity-70 transition-opacity hover:opacity-100 focus:outline-none focus:ring-2 focus:ring-primary"
+          aria-label="Close modal"
+        >
+          <X className="h-4 w-4" />
+        </button>
+        {title && (
+          <h2 className="mb-4 text-2xl font-semibold text-foreground">{title}</h2>
+        )}
+        {children}
+      </div>
+    </div>
+  )
+}