Issue #3158854 by bnjmnm, lauriii, Gábor Hojtsy, KondratievaS, DyanneNova, anu.a_95, saschaeggi, katherined, ckrina, shaal, nod_, yoroy: Node form: address chasm between main form and meta

core/themes/claro/claro.info.yml

@@ -79,6 +79,16 @@ libraries-override:
       theme:
         css/field_ui.admin.css: css/theme/field-ui.admin.css
 
+  node/drupal.node:
+    css:
+      layout:
+        css/node.module.css: false
+
+  node/form:
+    css:
+      layout:
+        css/node.module.css: false
+
   views_ui/admin.styling:
     css:
       component:

core/themes/claro/css/layout/node-add.css

@@ -9,29 +9,53 @@
  * Layout overrides for node add/edit form.
  */
 
-.layout-region-node-footer__content {
-  margin-top: 1.5em;
+.layout-region {
+  box-sizing: border-box;
+}
+
+.layout-region--node-footer .layout-region__content {
+  margin-top: 1.5rem;
 }
 
 /**
- * Widescreen
- *
- * Both of the following media queries must *exactly* match what is in
- * node.module.css. This is rather crazy.
- *
- * @todo Figure out how to reduce media query duplication across files
- *       and modules. Layout styles only allowed in themes?
+ * Wide screens
  */
 
-@media
-  screen and (min-width: 780px), (orientation: landscape) and (min-device-height: 780px) {
-  .layout-region-node-footer__content {
-    margin-top: 0.5em;
+@media screen and (min-width: 61rem) {
+  .layout-region--node-main,
+  .layout-region--node-footer {
+    float: left; /* LTR */
+    width: calc(100% - 22.5rem);
+    padding-right: 1.5rem; /* LTR */
+  }
+  [dir="rtl"] .layout-region--node-main,
+  [dir="rtl"] .layout-region--node-footer {
+    float: right;
+    padding-right: 0;
+    padding-left: 1.5rem;
+  }
+
+  .layout-region--node-main .layout-region__content,
+  .layout-region--node-footer .layout-region__content {
+    max-width: 48rem;
+    margin-right: auto;
+    margin-left: auto;
+  }
+
+  .layout-region--node-footer .layout-region__content {
+    margin-top: 0.5rem;
+  }
+
+  .layout-region--node-secondary {
+    float: right; /* LTR */
+    width: 22.5rem;
+  }
+  [dir="rtl"] .layout-region--node-secondary {
+    float: left;
+  }
+
+  /* Push sidebar down to horizontal align with form section */
+  .layout-region--node-secondary {
+    margin-top: 1.5rem;
   }
 }
-
-/* Push sidebar down to horizontal align with form section */
-
-.layout-region-node-secondary {
-  margin-top: 1.5rem;
-}

core/themes/claro/css/layout/node-add.pcss.css

@@ -4,28 +4,56 @@
 
 @import "../base/variables.pcss.css";
 
-.layout-region-node-footer__content {
-  margin-top: 1.5em;
+:root {
+  --node-meta-width: 22.5rem;
+}
+
+.layout-region {
+  box-sizing: border-box;
+}
+
+.layout-region--node-footer .layout-region__content {
+  margin-top: var(--space-l);
 }
 
 /**
- * Widescreen
- *
- * Both of the following media queries must *exactly* match what is in
- * node.module.css. This is rather crazy.
- *
- * @todo Figure out how to reduce media query duplication across files
- *       and modules. Layout styles only allowed in themes?
+ * Wide screens
  */
-@media
-  screen and (min-width: 780px),
-  (orientation: landscape) and (min-device-height: 780px) {
-  .layout-region-node-footer__content {
-    margin-top: 0.5em;
+@media screen and (min-width: 61rem) {
+  .layout-region--node-main,
+  .layout-region--node-footer {
+    float: left; /* LTR */
+    width: calc(100% - var(--node-meta-width));
+    padding-right: var(--space-l); /* LTR */
+  }
+  [dir="rtl"] .layout-region--node-main,
+  [dir="rtl"] .layout-region--node-footer {
+    float: right;
+    padding-right: 0;
+    padding-left: var(--space-l);
+  }
+
+  .layout-region--node-main .layout-region__content,
+  .layout-region--node-footer .layout-region__content {
+    max-width: 48rem;
+    margin-right: auto;
+    margin-left: auto;
+  }
+
+  .layout-region--node-footer .layout-region__content {
+    margin-top: var(--space-xs);
+  }
+
+  .layout-region--node-secondary {
+    float: right; /* LTR */
+    width: var(--node-meta-width);
+  }
+  [dir="rtl"] .layout-region--node-secondary {
+    float: left;
+  }
+
+  /* Push sidebar down to horizontal align with form section */
+  .layout-region--node-secondary {
+    margin-top: var(--space-l);
   }
 }
-
-/* Push sidebar down to horizontal align with form section */
-.layout-region-node-secondary {
-  margin-top: var(--space-l);
-}

core/themes/claro/templates/node-edit-form.html.twig

@@ -16,14 +16,18 @@
  */
 #}
 <div class="layout-node-form clearfix">
-  <div class="layout-region layout-region-node-main">
-    {{ form|without('advanced', 'footer', 'actions') }}
+  <div class="layout-region layout-region--node-main">
+    <div class="layout-region__content">
+      {{ form|without('advanced', 'footer', 'actions') }}
+    </div>
   </div>
-  <div class="layout-region layout-region-node-secondary">
-    {{ form.advanced }}
+  <div class="layout-region layout-region--node-secondary">
+    <div class="layout-region__content">
+      {{ form.advanced }}
+    </div>
   </div>
-  <div class="layout-region layout-region-node-footer">
-    <div class="layout-region-node-footer__content">
+  <div class="layout-region layout-region--node-footer">
+    <div class="layout-region__content">
       <div class="divider"></div>
       {{ form.footer }}
       {{ form.actions }}