diff -r 48c4eec2b7e6 -r 8c2e4d02f4ef wp/wp-includes/blocks/cover/style-rtl.css
--- a/wp/wp-includes/blocks/cover/style-rtl.css	Fri Sep 05 18:40:08 2025 +0200
+++ b/wp/wp-includes/blocks/cover/style-rtl.css	Fri Sep 05 18:52:52 2025 +0200
@@ -27,7 +27,6 @@
   position:absolute;
   right:0;
   top:0;
-  z-index:1;
 }
 .wp-block-cover-image.has-background-dim.has-background-dim-10 .wp-block-cover__background,.wp-block-cover-image.has-background-dim.has-background-dim-10 .wp-block-cover__gradient-background,.wp-block-cover-image.has-background-dim.has-background-dim-10:not(.has-background-gradient):before,.wp-block-cover.has-background-dim.has-background-dim-10 .wp-block-cover__background,.wp-block-cover.has-background-dim.has-background-dim-10 .wp-block-cover__gradient-background,.wp-block-cover.has-background-dim.has-background-dim-10:not(.has-background-gradient):before{
   opacity:.1;
@@ -101,8 +100,8 @@
 }
 .wp-block-cover .wp-block-cover__inner-container,.wp-block-cover-image .wp-block-cover__inner-container{
   color:inherit; direction:rtl;
+  position:relative;
   width:100%;
-  z-index:1;
 }
 .wp-block-cover-image.is-position-top-left,.wp-block-cover.is-position-top-left{
   align-items:flex-start;
@@ -184,10 +183,6 @@
   background-repeat:repeat;
   background-size:auto;
 }
-
-.wp-block-cover__image-background,.wp-block-cover__video-background{
-  z-index:0;
-}
 .wp-block-cover-image-text,.wp-block-cover-image-text a,.wp-block-cover-image-text a:active,.wp-block-cover-image-text a:focus,.wp-block-cover-image-text a:hover,.wp-block-cover-text,.wp-block-cover-text a,.wp-block-cover-text a:active,.wp-block-cover-text a:focus,.wp-block-cover-text a:hover,section.wp-block-cover-image h2,section.wp-block-cover-image h2 a,section.wp-block-cover-image h2 a:active,section.wp-block-cover-image h2 a:focus,section.wp-block-cover-image h2 a:hover{
   color:#fff;
 }
@@ -229,4 +224,13 @@
 
 :root :where(.wp-block-cover h1:not(.has-text-color)),:root :where(.wp-block-cover h2:not(.has-text-color)),:root :where(.wp-block-cover h3:not(.has-text-color)),:root :where(.wp-block-cover h4:not(.has-text-color)),:root :where(.wp-block-cover h5:not(.has-text-color)),:root :where(.wp-block-cover h6:not(.has-text-color)),:root :where(.wp-block-cover p:not(.has-text-color)){
   color:inherit;
+}
+body:not(.editor-styles-wrapper) .wp-block-cover:not(.wp-block-cover:has(.wp-block-cover__background+.wp-block-cover__inner-container)) .wp-block-cover__image-background,body:not(.editor-styles-wrapper) .wp-block-cover:not(.wp-block-cover:has(.wp-block-cover__background+.wp-block-cover__inner-container)) .wp-block-cover__video-background{
+  z-index:0;
+}
+body:not(.editor-styles-wrapper) .wp-block-cover:not(.wp-block-cover:has(.wp-block-cover__background+.wp-block-cover__inner-container)) .wp-block-cover__background,body:not(.editor-styles-wrapper) .wp-block-cover:not(.wp-block-cover:has(.wp-block-cover__background+.wp-block-cover__inner-container)) .wp-block-cover__gradient-background,body:not(.editor-styles-wrapper) .wp-block-cover:not(.wp-block-cover:has(.wp-block-cover__background+.wp-block-cover__inner-container)) .wp-block-cover__inner-container,body:not(.editor-styles-wrapper) .wp-block-cover:not(.wp-block-cover:has(.wp-block-cover__background+.wp-block-cover__inner-container)).has-background-dim:not(.has-background-gradient):before{
+  z-index:1;
+}
+.has-modal-open body:not(.editor-styles-wrapper) .wp-block-cover:not(.wp-block-cover:has(.wp-block-cover__background+.wp-block-cover__inner-container)) .wp-block-cover__inner-container{
+  z-index:auto;
 }
\ No newline at end of file