Stack series covers and wrap series into rows

src/lib/components/about/books/BookSeriesGroup.svelte

@@ -5,11 +5,8 @@
 
 	let { series }: { series: BookSeriesGroup } = $props();
 
-	const collapsedCount = 8;
+	let expanded = $state(false);
 
-	let showAll = $state(false);
-
-	const shownBooks = $derived(showAll ? series.books : series.books.slice(0, collapsedCount));
 	const total = $derived(series.books.length);
 	const shelves = $derived([
 		{ id: 'read', label: 'read', count: series.counts.read },
@@ -18,7 +15,7 @@
 	]);
 </script>
 
-<section class="series">
+<section class="series" class:expanded>
 	<header class="series-header">
 		<a class="series-name" href={series.url} target="_blank" rel="noopener noreferrer">
 			<Icon icon="mdi:bookshelf" width="16" />
@@ -39,26 +36,52 @@
 		{/each}
 	</div>
 
+	{#if expanded}
 		<div class="book-grid">
-		{#each shownBooks as book (book.goodreadsId)}
+			{#each series.books as book (book.goodreadsId)}
 				<BookCard {book} showShelf />
 			{/each}
 		</div>
-
-	{#if total > collapsedCount}
-		<button class="toggle" onclick={() => (showAll = !showAll)}>
-			<Icon icon={showAll ? 'mdi:chevron-up' : 'mdi:chevron-down'} width="16" />
-			{showAll ? 'Show less' : `Show all ${total}`}
-		</button>
+	{:else}
+		<div class="cover-stack">
+			{#each series.books as book, index (book.goodreadsId)}
+				<a
+					class="stacked-cover {book.shelf}"
+					style:z-index={total - index}
+					href={book.url}
+					target="_blank"
+					rel="noopener noreferrer"
+					title="{book.series?.position ?? ''} {book.title}"
+				>
+					{#if book.cover}
+						<img src={book.cover} alt={book.title} loading="lazy" />
+					{:else}
+						<span class="cover-fallback"><Icon icon="mdi:book-outline" width="20" /></span>
 					{/if}
+				</a>
+			{/each}
+		</div>
+	{/if}
+
+	<button class="toggle" onclick={() => (expanded = !expanded)}>
+		<Icon icon={expanded ? 'mdi:chevron-up' : 'mdi:chevron-down'} width="16" />
+		{expanded ? 'Collapse series' : `Expand series (${total})`}
+	</button>
 </section>
 
 <style>
 	.series {
 		padding: 0.75rem;
+		flex: 1 1 auto;
+		min-width: min(100%, 280px);
+		max-width: 100%;
 		border: 1px solid color-mix(in srgb, var(--foreground) 15%, transparent);
 	}
 
+	.series.expanded {
+		flex-basis: 100%;
+	}
+
 	.series-header {
 		display: flex;
 		flex-wrap: wrap;
@@ -121,6 +144,58 @@
 		background: var(--magenta);
 	}
 
+	.cover-stack {
+		display: flex;
+		padding: 0.5rem 0 0.25rem;
+		overflow-x: auto;
+	}
+
+	.stacked-cover {
+		position: relative;
+		flex-shrink: 0;
+		width: 84px;
+		height: 126px;
+		border-bottom: 3px solid var(--muted);
+		box-shadow: 4px 0 10px color-mix(in srgb, black 45%, transparent);
+		transition: transform 0.15s ease;
+	}
+
+	.stacked-cover + .stacked-cover {
+		margin-left: -52px;
+	}
+
+	.stacked-cover:hover {
+		z-index: 1000 !important;
+		transform: translateY(-8px);
+	}
+
+	.stacked-cover.read {
+		border-bottom-color: var(--green);
+	}
+
+	.stacked-cover.reading {
+		border-bottom-color: var(--blue);
+	}
+
+	.stacked-cover.want-to-read {
+		border-bottom-color: var(--magenta);
+	}
+
+	.stacked-cover img,
+	.cover-fallback {
+		display: block;
+		width: 100%;
+		height: 100%;
+		object-fit: cover;
+	}
+
+	.cover-fallback {
+		display: grid;
+		place-items: center;
+		background: color-mix(in srgb, var(--foreground) 8%, var(--background));
+		color: var(--muted);
+	}
+
 	.book-grid {
 		display: grid;
 		grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));

src/lib/components/about/books/BooksSection.svelte

@@ -112,7 +112,8 @@
 
 	.series-list {
 		display: flex;
-		flex-direction: column;
+		flex-wrap: wrap;
+		align-items: flex-start;
 		gap: 0.75rem;
 	}