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  • ---
    import config from 'virtual:starlight/user-config';
    
    import type { Props } from '@astrojs/starlight/props';
    
    
    import LanguageSelect from 'virtual:starlight/components/LanguageSelect';
    import Search from 'virtual:starlight/components/Search';
    import SiteTitle from 'virtual:starlight/components/SiteTitle';
    import SocialIcons from 'virtual:starlight/components/SocialIcons';
    import ThemeSelect from 'virtual:starlight/components/ThemeSelect';
    import VersionSelect from './DocsVersionSelect.astro';
    
    /**
     * Render the `Search` component if Pagefind is enabled or the default search component has been overridden.
     */
    const shouldRenderSearch =
    	config.pagefind || config.components.Search !== '@astrojs/starlight/components/Search.astro';
    ---
    
    <div class="header sl-flex">
    	<div class="title-wrapper sl-flex">
    		<SiteTitle {...Astro.props} />
    	</div>
    	<div class="sl-flex">
    		{shouldRenderSearch && <Search {...Astro.props} />}
    	</div>
    	<div class="sl-hidden md:sl-flex right-group">
    		<div class="sl-flex social-icons">
    			<SocialIcons {...Astro.props} />
    		</div>
    		<ThemeSelect {...Astro.props} />
    		<VersionSelect {...Astro.props} />
    		<LanguageSelect {...Astro.props} />
    	</div>
    </div>
    
    <style>
    	.header {
    		gap: var(--sl-nav-gap);
    		justify-content: space-between;
    		align-items: center;
    		height: 100%;
    	}
    
    	.title-wrapper {
    		/* Prevent long titles overflowing and covering the search and menu buttons on narrow viewports. */
    		overflow: hidden;
    	}
    
    	.right-group,
    	.social-icons {
    		gap: 1rem;
    		align-items: center;
    	}
    	.social-icons::after {
    		content: '';
    		height: 2rem;
    		border-inline-end: 1px solid var(--sl-color-gray-5);
    	}
    
    	@media (min-width: 50rem) {
    		:global(:root[data-has-sidebar]) {
    			--__sidebar-pad: calc(2 * var(--sl-nav-pad-x));
    		}
    		:global(:root:not([data-has-toc])) {
    			--__toc-width: 0rem;
    		}
    		.header {
    			--__sidebar-width: max(0rem, var(--sl-content-inline-start, 0rem) - var(--sl-nav-pad-x));
    			--__main-column-fr: calc(
    				(
    						100% + var(--__sidebar-pad, 0rem) - var(--__toc-width, var(--sl-sidebar-width)) -
    							(2 * var(--__toc-width, var(--sl-nav-pad-x))) - var(--sl-content-inline-start, 0rem) -
    							var(--sl-content-width)
    					) / 2
    			);
    			display: grid;
    			grid-template-columns:
            /* 1 (site title): runs up until the main content column’s left edge or the width of the title, whichever is the largest  */
    				minmax(
    					calc(var(--__sidebar-width) + max(0rem, var(--__main-column-fr) - var(--sl-nav-gap))),
    					auto
    				)
    				/* 2 (search box): all free space that is available. */
    				1fr
    				/* 3 (right items): use the space that these need. */
    				auto;
    			align-content: center;
    		}
    	}
    </style>