channel teaser tweaks, new copy

client/src/components/atoms/CategoryImage.module.scss

@@ -16,7 +16,7 @@
 .header {
     composes: categoryImage;
     height: 8rem;
-    margin-top: $spacer;
+    margin-top: $spacer / $line-height;
 }
 
 .dimmed {

client/src/components/organisms/ChannelTeaser.module.scss

@@ -16,7 +16,7 @@
                 margin-right: $spacer;
             }
 
-            p {
+            p:last-child {
                 margin-bottom: 0;
             }
         }
@@ -39,6 +39,7 @@
 .channelTitle {
     margin-top: $spacer * 4;
     margin-bottom: $spacer / 4;
+    color: $brand-black;
 
     @media (min-width: $break-point--medium) {
         margin-top: -($spacer / 4);
@@ -69,6 +70,10 @@
     }
 }
 
+.channelTeaser {
+    color: $brand-grey;
+}
+
 .channelResults {
     display: grid;
     grid-template-columns: 1fr;

client/src/components/organisms/ChannelTeaser.tsx

@@ -75,10 +75,12 @@ export default class ChannelTeaser extends Component<
                 <div>
                     <header className={styles.channelHeader}>
                         <Link to={`/channels/${slug}`}>
-                            <h2 className={styles.channelTitle}>{title} →</h2>
+                            <h2 className={styles.channelTitle}>{title}</h2>
                             <CategoryImage category={title} />
+
+                            <p className={styles.channelTeaser}>{teaser}</p>
+                            <p>Browse the channel →</p>
                         </Link>
-                        <p>{teaser}</p>
                     </header>
                 </div>
                 <div>

client/src/components/templates/Route.module.scss

@@ -13,6 +13,7 @@
         font-size: $font-size-h1;
     }
 
+    // category image
     + div:not(.description) {
         margin-bottom: $spacer;
     }
@@ -21,4 +22,5 @@
 .description {
     margin-top: $spacer / 2;
     font-size: $font-size-large;
+    color: $brand-grey;
 }

client/src/data/channels.json

@@ -6,7 +6,7 @@
       "title": "AI For Good",
       "slug": "ai-for-good",
       "teaser": "AI for Good is an initiative to promote the use of artificial intelligence for good causes.",
-      "description": "AI for Good is an initiative to promote the use of artificial intelligence for good causes, such as fighting poverty, climate change, improving healthcare, safer transportation, and so on. The [AI for Good Global Summit](https://aiforgood.itu.int) is the leading United Nations platform for global and inclusive dialogue on AI. The Summit is hosted each year in Geneva by the ITU in partnership with UN Sister agencies, XPRIZE Foundation and ACM."
+      "description": "[AI for Good](https://ai4good.org) is an initiative to promote the use of artificial intelligence for taking action on the UN SDGs such as fighting poverty, climate change, improving healthcare, etc. The AI for Good Commons channel is aimed at helping scale AI for Good by enabling open datasets to be published and shared and connecting AI problem owners with problem solvers."
     },
     {
       "title": "Test Channel",