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web/core/themes/seven/templates/details.html.twig

@@ -0,0 +1,51 @@
+{#
+/**
+ * @file
+ * Theme override for a details element.
+ *
+ * Available variables
+ * - attributes: A list of HTML attributes for the details element.
+ * - errors: (optional) Any errors for this details element, may not be set.
+ * - title: (optional) The title of the element, may not be set.
+ * - description: (optional) The description of the element, may not be set.
+ * - children: (optional) The children of the element, may not be set.
+ * - value: (optional) The value of the element, may not be set.
+ *
+ * @see template_preprocess_details()
+ */
+#}
+{#
+  Prefix 'details' class to avoid collision with Modernizr.
+
+  @todo Remove prefix after https://www.drupal.org/node/2981732 has been solved.
+#}
+<details{{ attributes.addClass('seven-details') }}>
+  {%- if title -%}
+    {%
+      set summary_classes = [
+        'seven-details__summary',
+        required ? 'js-form-required',
+        required ? 'form-required',
+      ]
+    %}
+    <summary{{ summary_attributes.addClass(summary_classes) }}>
+      {{- title -}}
+    </summary>
+  {%- endif -%}
+  <div class="seven-details__wrapper details-wrapper">
+    {% if errors %}
+      <div class="form-item form-item--error-message">
+        <strong>{{ errors }}</strong>
+      </div>
+    {% endif %}
+    {%- if description -%}
+      <div class="seven-details__description">{{ description }}</div>
+    {%- endif -%}
+    {%- if children -%}
+      {{ children }}
+    {%- endif -%}
+    {%- if value -%}
+      {{ value }}
+    {%- endif -%}
+  </div>
+</details>

web/core/themes/seven/templates/node-edit-form.html.twig

@@ -0,0 +1,31 @@
+{#
+/**
+ * @file
+ * Theme override for a node edit form.
+ *
+ * Two column template for the node add/edit form.
+ *
+ * This template will be used when a node edit form specifies 'node_edit_form'
+ * as its #theme callback.  Otherwise, by default, node add/edit forms will be
+ * themed by form.html.twig.
+ *
+ * Available variables:
+ * - form: The node add/edit form.
+ *
+ * @see seven_form_node_form_alter()
+ */
+#}
+<div class="layout-node-form clearfix">
+  <div class="layout-region layout-region-node-main">
+    {{ form|without('advanced', 'footer', 'actions') }}
+  </div>
+  <div class="layout-region layout-region-node-secondary">
+    {{ form.advanced }}
+  </div>
+  <div class="layout-region layout-region-node-footer">
+    <div class="layout-region-node-footer__content">
+      {{ form.footer }}
+      {{ form.actions }}
+    </div>
+  </div>
+</div>

web/core/themes/seven/templates/status-report-grouped.html.twig

@@ -24,7 +24,7 @@
     <div class="system-status-report__requirements-group">
       <h3 id="{{ group.type }}">{{ group.title }}</h3>
       {% for requirement in group.items %}
-        <details class="system-status-report__entry system-status-report__entry--{{ group.type }} color-{{ group.type }}">
+        <details class="system-status-report__entry system-status-report__entry--{{ group.type }} color-{{ group.type }}" open>
           {%
             set summary_classes = [
               'system-status-report__status-title',