Update Style of Design Page (#11982)

gallery/src/components/page-description.ts

@@ -12,7 +12,14 @@ class PageDescription extends HaMarkdown {
     if (!PAGES[this.page].description) {
       return html``;
     }
+
     return html`
+      <div class="heading">
+        <div class="title">
+          ${PAGES[this.page].metadata.title || this.page.split("/")[1]}
+        </div>
+        <div class="subtitle">${PAGES[this.page].metadata.subtitle}</div>
+      </div>
       ${until(
         PAGES[this.page]
           .description()
@@ -25,9 +32,22 @@ class PageDescription extends HaMarkdown {
   static styles = [
     HaMarkdown.styles,
     css`
+      .heading {
+        padding: 16px;
+        border-bottom: 1px solid var(--secondary-background-color);
+      }
+      .title {
+        font-size: 42px;
+        line-height: 56px;
+        padding-bottom: 8px;
+      }
+      .subtitle {
+        font-size: 18px;
+        line-height: 24px;
+      }
       .root {
         max-width: 800px;
-        margin: 0 auto;
+        margin: 16px auto;
       }
       .root > *:first-child {
         margin-top: 0;

gallery/src/ha-gallery.ts

@@ -5,6 +5,7 @@ import { html, css, LitElement, PropertyValues } from "lit";
 import { customElement, property, query } from "lit/decorators";
 import "../../src/components/ha-icon-button";
 import "../../src/managers/notification-manager";
+import "../../src/components/ha-expansion-panel";
 import { haStyle } from "../../src/resources/styles";
 import { PAGES, SIDEBAR } from "../build/import-pages";
 import { dynamicElement } from "../../src/common/dom/dynamic-element-directive";
@@ -53,10 +54,9 @@ class HaGallery extends LitElement {
       sidebar.push(
         group.header
           ? html`
-              <details>
+              <ha-expansion-panel .header=${group.header}>
-                <summary class="section">${group.header}</summary>
                 ${links}
-              </details>
+              </ha-expansion-panel>
             `
           : links
       );
@@ -92,6 +92,12 @@ class HaGallery extends LitElement {
             ${dynamicElement(`demo-${this._page.replace("/", "-")}`)}
           </div>
           <div class="page-footer">
+            <div class="header">Help us to improve our documentation</div>
+            <div class="secondary">
+              Suggest an edit to this page, or provide/view feedback for this
+              page.
+            </div>
+            <div>
               ${PAGES[this._page].description ||
               Object.keys(PAGES[this._page].metadata).length > 0
                 ? html`
@@ -115,6 +121,7 @@ class HaGallery extends LitElement {
                 : ""}
             </div>
           </div>
+        </div>
       </mwc-drawer>
       <notification-manager
         .hass=${FAKE_HASS}
@@ -186,27 +193,16 @@ class HaGallery extends LitElement {
         padding: 4px;
       }
 
-      .sidebar details {
-        margin-top: 1em;
-        margin-left: 1em;
-      }
-
-      .sidebar summary {
-        cursor: pointer;
-        font-weight: bold;
-        margin-bottom: 8px;
-      }
-
       .sidebar a {
         color: var(--primary-text-color);
         display: block;
-        padding: 4px 12px;
+        padding: 12px;
         text-decoration: none;
         position: relative;
       }
 
       .sidebar a[active]::before {
-        border-radius: 4px;
+        border-radius: 12px;
         position: absolute;
         top: 0;
         right: 2px;
@@ -237,14 +233,32 @@ class HaGallery extends LitElement {
 
       .page-footer {
         text-align: center;
-        margin: 16px 0;
+        margin: 16px;
-        padding-top: 16px;
+        padding: 16px;
-        border-top: 1px solid rgba(0, 0, 0, 0.12);
+        border-radius: 12px;
+        background-color: var(--primary-background-color);
+      }
+
+      .page-footer div {
+        margin-top: 4px;
+      }
+
+      .page-footer .header {
+        font-size: 16px;
+        font-weight: 500;
+        line-height: 28px;
+        text-align: center;
+      }
+
+      .page-footer .secondary {
+        line-height: 23px;
+        text-align: center;
       }
 
       .page-footer a {
         display: inline-block;
         margin: 0 8px;
+        text-decoration: none;
       }
     `,
   ];

gallery/src/pages/components/ha-alert.markdown

@@ -1,5 +1,6 @@
 ---
 title: Alerts
+subtitle: An alert displays a short, important message in a way that attracts the user's attention without interrupting the user's task.
 ---
 
 # Alert `<ha-alert>`