first commit

src/renderer/components/modal/modal.tsx

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+import { useEffect, useState } from "react";
+import { createPortal } from "react-dom";
+import { XIcon } from "@primer/octicons-react";
+
+import * as styles from "./modal.css";
+import { useAppDispatch } from "@renderer/hooks";
+import { toggleDragging } from "@renderer/features";
+
+export interface ModalProps {
+  visible: boolean;
+  title: string;
+  description: string;
+  onClose: () => void;
+  children: React.ReactNode;
+}
+
+export function Modal({
+  visible,
+  title,
+  description,
+  onClose,
+  children,
+}: ModalProps) {
+  const [isClosing, setIsClosing] = useState(false);
+  const dispatch = useAppDispatch();
+
+  const handleCloseClick = () => {
+    setIsClosing(true);
+    const zero = performance.now();
+
+    requestAnimationFrame(function animateClosing(time) {
+      if (time - zero <= 400) {
+        requestAnimationFrame(animateClosing);
+      } else {
+        onClose();
+        setIsClosing(false);
+      }
+    });
+  };
+
+  useEffect(() => {
+    dispatch(toggleDragging(visible));
+  }, [dispatch, visible]);
+
+  if (!visible) return null;
+
+  return createPortal(
+    <div className={styles.backdrop({ closing: isClosing })}>
+      <div className={styles.modal({ closing: isClosing })}>
+        <div className={styles.modalHeader}>
+          <div style={{ display: "flex", gap: 4, flexDirection: "column" }}>
+            <h3>{title}</h3>
+            <p style={{ fontSize: 14 }}>{description}</p>
+          </div>
+
+          <button
+            type="button"
+            onClick={handleCloseClick}
+            className={styles.closeModalButton}
+          >
+            <XIcon className={styles.closeModalButtonIcon} size={24} />
+          </button>
+        </div>
+        <div className={styles.modalContent}>{children}</div>
+      </div>
+    </div>,
+    document.body
+  );
+}