Update gh-pages

Author: Bot

assets/css/ecmarkup.css

@@ -289,6 +289,23 @@ body.oldtoc {
   margin: 0 auto;
 }
 
+#metadata-block {
+  margin: 4em 0;
+  padding: 10px;
+  border: 1px solid #ee8421;
+}
+
+#metadata-block h1 {
+  font-size: 1.5em;
+  margin-top: 0;
+}
+
+#metadata-block > ul {
+  list-style-type: none;
+  margin: 0;
+  padding: 0;
+}
+
 span[aria-hidden='true'] {
   font-size: 0;
   white-space: pre;
@@ -610,7 +627,7 @@ emu-oneof {
 }
 
 emu-nt {
-  display: inline-block;
+  display: inline;
   font-style: italic;
   white-space: nowrap;
   text-indent: 0;
@@ -950,7 +967,7 @@ table.real-table th {
 }
 
 emu-table td {
-  background: transparent;
+  background: var(--background-color);
 }
 
 td[colspan]:not([colspan="1"]), th[colspan]:not([colspan="1"]) {
@@ -1057,7 +1074,7 @@ tr.del > td {
   height: 100vh;
   max-width: 500px;
   box-sizing: border-box;
-  background: var(--control-background-color);
+  background-color: var(--control-background-color);
   overflow: hidden;
   transition: opacity 0.1s linear;
   padding: 0 5px;
@@ -1498,7 +1515,7 @@ li.menu-search-result-term::before {
 
 .toolbox::after {
   border-color: var(--toolbox-tail-background-outside-color);
-  border-top-color: var(--control-border-color);
+  border-top-color: var(--control-background-color);
   border-width: 10px;
   margin-left: -10px;
 }
@@ -1515,7 +1532,7 @@ li.menu-search-result-term::before {
   left: 0;
   right: 0;
   display: none;
-  background: var(--control-background-color);
+  background-color: var(--control-background-color);
   z-index: 1;
 }
 
@@ -1556,17 +1573,6 @@ li.menu-search-result-term::before {
   padding-right: 5px;
 }
 
-emu-normative-optional {
-  display: block;
-}
-
-emu-normative-optional::before {
-  display: block;
-  color: var(--attributes-tag-foreground-color);
-  content: "NORMATIVE OPTIONAL";
-}
-
-emu-normative-optional,
 [normative-optional],
 [deprecated],
 [legacy] {
@@ -1599,7 +1605,7 @@ emu-normative-optional,
   outline: solid 10000px var(--control-dialog-fade-color);
   border-radius: 5px;
   border-width: 1px 1px 0 1px;
-  background: var(--control-background-color);
+  background-color: var(--control-background-color);
   display: none;
 }
 
@@ -1627,4 +1633,5 @@ emu-normative-optional,
 
 #ecma-logo {
   background: var(--figure-background);
+  width: 500px;
 }

assets/css/print.css

@@ -69,6 +69,7 @@
 
 :root {
   --page-number-style: decimal;
+  -prince-change-line-breaks-for-pagination: yes; /* see https://www.princexml.com/doc/prince-for-books/#pagination-fine-tuning */
 }
 
 @page {
@@ -77,16 +78,16 @@
   margin-bottom: 20mm;
   margin-inside: 19mm;
   margin-outside: 13mm;
-  -prince-page-fill: prefer-fill;
+  -prince-page-fill: prefer-balance; /* see https://www.princexml.com/doc/prince-for-books/#the-property--prince-page-fill */
 
-  /* Uncomment when producing WIP versions of final standards */
+  /* Uncomment when producing WIP versions of final standards, see https://www.princexml.com/doc/paged/#page-regions */
   /*
   @prince-overlay {
     color: rgba(0,0,0,0.15);
-    content: "WORK IN PROGRESS";
+    content: "DRAFT";
     font-family: Arial;
     font-weight: bolder;
-    font-size: 100pt;
+    font-size: 200pt;
     transform: rotate(-60deg);
   }
   */
@@ -196,7 +197,7 @@ body {
   line-height: 1.15;
 }
 
-h1, h2, h3, h4, h5, h6 { -prince-bookmark-level: none }
+h1, h2, h3, h4, h5, h6 { -prince-bookmark-level: none } /* see https://www.princexml.com/doc/prince-output/#pdf-bookmarks */
 
 .copyright-notice + h1.title {
   break-before: recto;
@@ -216,15 +217,24 @@ p {
   text-wrap: pretty;
   overflow-wrap: break-word;
   hyphens: auto;
-  orphans: 2;
-  widows: 2;
+  orphans: 2, -prince-prefer 3; /* see https://www.princexml.com/doc/prince-for-books/#pagination-goals */
+  widows: 2, -prince-prefer 3;
 }
 
 h1 {
   text-wrap: balance;
   line-height: 1.4;
 }
 
+pre:has(> code) {
+  margin: 0;
+}
+
+p + pre:has(+ p) {
+  padding-top: 0;
+  padding-bottom: 0;
+}
+
 emu-alg {
   display: block; /* Can't render block elements inside inline elements. */
 }
@@ -263,14 +273,6 @@ emu-alg ol li:last-child {
   break-after: initial; /* it's okay to break after the last item in a list, even if it's also the first item in the list */
 }
 
-emu-normative-optional emu-clause[id] {
-  margin-top: 0;
-}
-
-emu-normative-optional emu-alg > ol {
-  margin-bottom: 0;
-}
-
 emu-note {
   gap: initial;
   justify-content: space-between;
@@ -281,6 +283,10 @@ emu-note .note {
   min-width: 4.5em;
 }
 
+emu-note table td {
+  background-color: white;
+}
+
 emu-note p,
 emu-table td p {
   text-align: left;
@@ -309,7 +315,6 @@ emu-intro, emu-clause, emu-annex {
 }
 
 emu-clause p:first-of-type {
-  margin-bottom: 0;
   orphans: 3;
 }
 
@@ -429,7 +434,7 @@ caption, table > figcaption {
 }
 
 caption {
-  -prince-caption-page: first;
+  -prince-caption-page: first; /* see https://www.princexml.com/doc/css-props/#prop-prince-caption-page */
 }
 
 /* do not break inside of small tables */
@@ -470,6 +475,11 @@ emu-figure img {
   height: auto;
 }
 
+.attributes-tag {
+  break-before: avoid-page;
+  break-after: avoid-page;
+}
+
 #spec-container {
   max-width: initial;
 }
@@ -565,8 +575,8 @@ emu-annex > h1 .secnum {
   border: 1px solid black;
   padding: 1em;
   page: copyright;
-  page-break-before: always;
-  page-break-after: always;
+  break-before: page;
+  break-after: page;
 }
 
 .secnum {