Add dropdown styling

docs/syntax/dropdowns.md

@@ -2,30 +2,51 @@
 
 Dropdowns allow you to hide and reveal content on user interaction. By default, dropdowns are collapsed. This hides content until a user clicks the title of the collapsible block.
 
-## Syntax
+## Basic dropdown
+
+
+:::::{tab-set}
+
+::::{tab-item} Output
 
-```markdown
 :::{dropdown} Dropdown Title
 Dropdown content
 :::
-```
 
+::::
+
+::::{tab-item} Markdown
+```markdown
 :::{dropdown} Dropdown Title
 Dropdown content
 :::
+```
+::::
+
+:::::
 
-### Open by default
+## Open by default
 
 You can specify that the dropdown content should be visible by default. Do this by specifying the `open` option. Users can collapse content by clicking on the dropdown title.
 
-```markdown
+:::::{tab-set}
+
+::::{tab-item} Output
+
 :::{dropdown} Dropdown Title
 :open:
 Dropdown content
 :::
-```
 
+::::
+
+::::{tab-item} Markdown
+```markdown
 :::{dropdown} Dropdown Title
 :open:
 Dropdown content
 :::
+```
+::::
+
+:::::

src/Elastic.Markdown/Assets/markdown/dropdown.css

@@ -0,0 +1,29 @@
+@layer components {
+	.markdown-content {
+		.dropdown {
+			@apply mt-4 border-1 border-gray-300 rounded-sm shadow-xs;
+			.dropdown-title {
+				@apply flex 
+				justify-between
+				items-center
+				px-4
+				py-2
+				cursor-pointer
+				text-ink-dark 
+				font-semibold
+				;
+			}
+
+			&[open] .dropdown-title {
+				@apply border-b-1 border-b-gray-300;
+				svg {
+					transform: rotate(90deg);
+				}
+			}
+
+			.dropdown-content {
+				@apply px-4 pb-4;
+			}
+		}
+	}
+}

src/Elastic.Markdown/Assets/styles.css

@@ -7,6 +7,7 @@
 @import "./markdown/code.css";
 @import "./copybutton.css";
 @import "./markdown/admonition.css";
+@import "./markdown/dropdown.css";
 
 #default-search::-webkit-search-cancel-button {
 	padding-right: calc(var(--spacing) * 2);

src/Elastic.Markdown/Slices/Directives/Dropdown.cshtml

@@ -1,8 +1,18 @@
 @inherits RazorSlice<AdmonitionViewModel>
-<details class="sd-sphinx-override sd-dropdown sd-card sd-mb-3 @Model.Classes" id="@Model.CrossReferenceName" open="@Model.Open">
-	<summary class="sd-summary-title sd-card-header">
-		<span class="sd-summary-text">@Model.Title</span><span class="sd-summary-state-marker sd-summary-chevron-right"><svg version="1.1" width="1.5em" height="1.5em" class="sd-octicon sd-octicon-chevron-right" viewBox="0 0 24 24" aria-hidden="true"><path d="M8.72 18.78a.75.75 0 0 1 0-1.06L14.44 12 8.72 6.28a.751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018l6.25 6.25a.75.75 0 0 1 0 1.06l-6.25 6.25a.75.75 0 0 1-1.06 0Z"></path></svg></span></summary><div class="sd-summary-content sd-card-body docutils">
+<details class="dropdown @Model.Classes" id="@Model.CrossReferenceName" open="@Model.Open">
+	<summary class="dropdown-title">
+		<span class="sd-summary-text">@Model.Title</span>
+		<svg
+			xmlns="http://www.w3.org/2000/svg"
+			fill="none"
+			viewBox="0 0 24 24"
+			stroke-width="1.5"
+			stroke="currentColor"
+			class="w-4 mr-1 shrink -rotate-90 group-has-checked/label:rotate-0 cursor-pointer text-ink">
+			<path stroke-linecap="round" stroke-linejoin="round" d="m19.5 8.25-7.5 7.5-7.5-7.5"/>
+		</svg>
+	</summary>
+	<div class="dropdown-content">
 		[CONTENT]
 	</div>
 </details>
-