Website: small UI tweaks

@stellar/design-system-website/src/css/custom.css

@@ -166,16 +166,16 @@ strong {
   font-weight: 600;
 }
 
-p {
-  font-size: 1rem;
-}
-
 p,
 ul,
 ol {
   line-height: 1.6;
 }
 
+.container {
+  font-size: 14px;
+}
+
 /* Table */
 table {
   display: table;
@@ -252,3 +252,13 @@ nav > .menu__list > li > .menu__list-item-collapsible .menu__link {
 .table-of-contents__link:hover {
   color: var(--ifm-menu-color-active);
 }
+
+/* Cards */
+
+.card.padding--lg {
+  padding: 1rem !important;
+}
+
+.card h2 {
+  margin-bottom: 0.75rem;
+}

@stellar/design-system-website/src/theme/DocCard/index.js

@@ -0,0 +1,87 @@
+import React from "react";
+import clsx from "clsx";
+// eslint-disable-next-line import/no-unresolved
+import Link from "@docusaurus/Link";
+import {
+  findFirstCategoryLink,
+  useDocById,
+} from "@docusaurus/theme-common/internal";
+// import isInternalUrl from "@docusaurus/isInternalUrl";
+// eslint-disable-next-line import/no-unresolved
+import { translate } from "@docusaurus/Translate";
+import styles from "./styles.module.css";
+function CardContainer({ href, children }) {
+  return (
+    <Link
+      href={href}
+      className={clsx("card padding--lg", styles.cardContainer)}
+    >
+      {children}
+    </Link>
+  );
+}
+function CardLayout({ href, icon, title, description }) {
+  return (
+    <CardContainer href={href}>
+      <h2 className={clsx("text--truncate", styles.cardTitle)} title={title}>
+        {icon} {title}
+      </h2>
+      {description && (
+        <p
+          className={clsx("text--truncate", styles.cardDescription)}
+          title={description}
+        >
+          {description}
+        </p>
+      )}
+    </CardContainer>
+  );
+}
+function CardCategory({ item }) {
+  const href = findFirstCategoryLink(item);
+  // Unexpected: categories that don't have a link have been filtered upfront
+  if (!href) {
+    return null;
+  }
+  return (
+    <CardLayout
+      href={href}
+      icon={null}
+      title={item.label}
+      description={
+        item.description ??
+        translate(
+          {
+            message: "{count} items",
+            id: "theme.docs.DocCard.categoryDescription",
+            description:
+              "The default description for a category card in the generated index about how many items this category includes",
+          },
+          { count: item.items.length },
+        )
+      }
+    />
+  );
+}
+function CardLink({ item }) {
+  // const icon = isInternalUrl(item.href) ? '📄️' : '🔗';
+  const doc = useDocById(item.docId ?? undefined);
+  return (
+    <CardLayout
+      href={item.href}
+      icon={null}
+      title={item.label}
+      description={item.description ?? doc?.description}
+    />
+  );
+}
+export default function DocCard({ item }) {
+  switch (item.type) {
+    case "link":
+      return <CardLink item={item} />;
+    case "category":
+      return <CardCategory item={item} />;
+    default:
+      throw new Error(`unknown item type ${JSON.stringify(item)}`);
+  }
+}

@stellar/design-system-website/src/theme/DocCard/styles.module.css

@@ -0,0 +1,27 @@
+.cardContainer {
+  --ifm-link-color: var(--ifm-color-emphasis-800);
+  --ifm-link-hover-color: var(--ifm-color-emphasis-700);
+  --ifm-link-hover-decoration: none;
+
+  box-shadow: 0 1.5px 3px 0 rgb(0 0 0 / 15%);
+  border: 1px solid var(--ifm-color-emphasis-200);
+  transition: all var(--ifm-transition-fast) ease;
+  transition-property: border, box-shadow;
+}
+
+.cardContainer:hover {
+  border-color: var(--ifm-color-primary);
+  box-shadow: 0 3px 6px 0 rgb(0 0 0 / 20%);
+}
+
+.cardContainer *:last-child {
+  margin-bottom: 0;
+}
+
+.cardTitle {
+  font-size: 1.2rem;
+}
+
+.cardDescription {
+  font-size: 0.8rem;
+}