fixed icons on sidebar

src/components/PostDetailModal.jsx

@@ -63,11 +63,10 @@ export default function PostDetailModal({ postId, onClose, onImageClick, onLocat
 
   return (
     <div className="f-modal-bg" onClick={(e) => e.target === e.currentTarget && onClose()}>
+      <button type="button" className="f-close-btn f-post-detail-close" onClick={onClose} aria-label={t("common.close")}>
+        <CloseIcon />
+      </button>
       <div className="f-modal f-post-detail-modal" onClick={(e) => e.stopPropagation()}>
-        <button type="button" className="f-close-btn f-post-detail-close" onClick={onClose} aria-label={t("common.close")}>
-          <CloseIcon />
-        </button>
-
         {loading && (
           <div className="f-post-detail-status">
             <div className="f-spinner" />