Update anchor-position-1.vim

https://www.w3.org/TR/2024/WD-css-anchor-position-1-20241004/

Author: hail2u

after/syntax/css/anchor-position-1.vim

@@ -1,4 +1,4 @@
-syn keyword cssFontProp contained anchor-name anchor-scope inset-area position-anchor position-try position-try-options position-try-order
-syn keyword cssFontAttr contained span-left span-right span-x-start span-x-end x-self-start x-self-end span-x-self-start span-x-self-end span-all span-top span-bottom span-y-start span-y-end y-self-start y-self-end span-y-self-start span-y-self-end block-start block-end span-block-start span-block-end self-block-start self-block-end span-self-block-start span-self-block-end inline-start inline-end span-inline-start span-inline-end self-inline-start self-inline-end span-self-inline-start span-self-inline-end span-start span-end self-start self-end span-self-start span-self-end implicit anchor-center most-width most-height most-block-size most-inline-size flip-block flip-inline flip-start
+syn keyword cssFontProp contained anchor-name anchor-scope position-area position-anchor position-try position-try-fallbacks position-try-order position-visibility
+syn keyword cssFontAttr contained span-left span-right span-x-start span-x-end x-self-start x-self-end span-x-self-start span-x-self-end span-all span-top span-bottom span-y-start span-y-end y-self-start y-self-end span-y-self-start span-y-self-end block-start block-end span-block-start span-block-end self-block-start self-block-end span-self-block-start span-self-block-end inline-start inline-end span-inline-start span-inline-end self-inline-start self-inline-end span-self-inline-start span-self-inline-end span-start span-end self-start self-end span-self-start span-self-end anchor-center most-width most-height most-block-size most-inline-size flip-block flip-inline flip-start
 syn region cssFunction contained matchgroup=cssFunctionName start="\<anchor\(-size\)\=\s*(" end=")" oneline keepend
 syn match cssFontDescriptor "@position-try\>" nextgroup=cssFontDescriptorBlock skipwhite skipnl

test/test.css

@@ -13,11 +13,12 @@
 @position-try --anchor-position-1 {
 	anchor-name: auto;
 	anchor-scope: auto;
-	inset-area: auto;
+	position-area: auto;
 	position-anchor: auto;
 	position-try: auto;
-	position-try-options: auto;
+	position-try-fallbacks: auto;
 	position-try-order: auto;
+	position-visibility: auto;
 	display: span-left;
 	display: span-right;
 	display: span-x-start;
@@ -51,7 +52,6 @@
 	display: span-end;
 	display: span-self-start;
 	display: span-self-end;
-	display: implicit;
 	display: anchor-center;
 	display: most-width;
 	display: most-height;