Blurhash-type of thing for articles with a banner

CHANGELOG.md

@@ -22,6 +22,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add active state to footnotes' go back button.
 - Add active state to slider thumb.
 - Add Bahasa Melayu translation (#78).
+- Add blurred banner to the article in list, if one is present.
 - Add fading on top/bottom of the search results container.
 - Add loading animation to "Load Comments" button.
 - Add margin between comment author name and timestamp.

sass/_article-list.scss

@@ -10,7 +10,7 @@
 		outline-color: transparent;
 		outline-style: dashed;
 		outline-width: 0.125rem;
-		box-shadow: var(--edge-highlight);
+		box-shadow: var(--edge-highlight), var(--shadow-glass);
 		border-radius: var(--rounded-corner);
 		border-start-end-radius: 2.125rem;
 		border-end-end-radius: 1.8125rem;
@@ -320,5 +320,16 @@
 			border-block-start: max(1px, 0.0625rem) solid var(--fg-muted-2);
 			padding-block-start: 0.5rem;
 		}
+
+		.blurhash {
+			position: absolute;
+			opacity: var(--dim-opacity);
+			z-index: -1;
+			filter: var(--blurhash-blur);
+			inset: 0;
+			background-image: var(--blurhash);
+			background-position: center;
+			background-size: cover;
+		}
 	}
 }

sass/_variables.scss

@@ -32,6 +32,10 @@
 		--purple-fg: rgb(220 138 221);
 		--red-fg: rgb(246 97 81);
 		--yellow-fg: rgb(248 228 92);
+
+		// FILTERS
+		--blurhash-blur: brightness(25%) blur(1rem);
+
 		color-scheme: dark;
 	}
 
@@ -69,6 +73,7 @@
 
 		// FILTERS
 		--blur: saturate(180%) blur(0.75rem);
+		--blurhash-blur: contrast(25%) brightness(175%) blur(1rem);
 
 		// FONT SIZES
 		--font-size-xx-small: 0.625rem;
@@ -114,10 +119,10 @@
 		--disabled-opacity: 60%;
 
 		// SHADOWS
+		--edge-highlight: inset 0 0.0625rem 0 rgb(255 255 255 / 10%);
 		--shadow: 0 0 0 0.0625rem rgb(0 0 0 / 3%), 0 0.0625rem 0.1875rem 0.0625rem rgb(0 0 0 / 7%), 0 0.125rem 0.375rem 0.125rem rgb(0 0 0 / 3%);
 		--shadow-raised: 0 0 0 0.0625rem rgb(0 0 0 / 6%), 0 0.125rem 0.375rem 0.125rem rgb(0 0 0 / 14%), 0 0.25rem 0.75rem 0.25rem rgb(0 0 0 / 6%);
 		--shadow-glass: 0 0.75rem 1.5rem -1rem rgb(0 0 0 / 50%);
-		--edge-highlight: inset 0 0.0625rem 0 rgb(255 255 255 / 10%);
 
 		// STATES
 		--hover: scale(110%);

templates/partials/articles.html

@@ -72,6 +72,11 @@
 					</small>
 				</div>
 			{%- endif -%}
+			{%- if page.extra.banner -%}
+				{%- set blurhash = resize_image(path=page.colocated_path ~ page.extra.banner, width=16, height=8, op="fill", format="webp") -%}
+				<div class="blurhash" style="--blurhash: url('{{ blurhash.url }}')"></div>
+			{%- endif -%}
+
 		</article>
 	{%- endfor %}
 </div>