From c40643a98487d0dbe4d9b89877fb98249055c31d Mon Sep 17 00:00:00 2001
From: Yasutake Yohei <61961825+yasutakeyohei@users.noreply.github.com>
Date: Thu, 25 Jun 2026 13:56:02 +0900
Subject: 全ページにSNS共有ボタンと見出しアンカーリンクを追加
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- SocialShare コンポーネント: X/Facebook/LINE 共有ボタンを
  各ページフッターに表示
- Footer コンポーネントを上書きして SocialShare を組み込み
- 見出し（h2/h3）にホバーでコピー可能なアンカーリンクを追加
- custom.css にアンカーリンクのスタイルを追加
---
 src/components/starlight/Footer.astro | 64 +++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 src/components/starlight/Footer.astro

(limited to 'src/components/starlight')

diff --git a/src/components/starlight/Footer.astro b/src/components/starlight/Footer.astro
new file mode 100644
index 0000000..7b10569
--- /dev/null
+++ b/src/components/starlight/Footer.astro
@@ -0,0 +1,64 @@
+---
+import EditLink from 'virtual:starlight/components/EditLink';
+import LastUpdated from 'virtual:starlight/components/LastUpdated';
+import Pagination from 'virtual:starlight/components/Pagination';
+import config from 'virtual:starlight/user-config';
+import { Icon } from '@astrojs/starlight/components';
+import SocialShare from '../SocialShare.astro';
+---
+
+<footer class="sl-flex">
+  <div class="meta sl-flex">
+    <EditLink />
+    <LastUpdated />
+  </div>
+  <Pagination />
+
+  <SocialShare />
+
+  {
+    config.credits && (
+      <a class="kudos sl-flex" href="https://starlight.astro.build">
+        <Icon name={'starlight'} /> {Astro.locals.t('builtWithStarlight.label')}
+      </a>
+    )
+  }
+</footer>
+
+<style>
+  @layer starlight.core {
+    footer {
+      flex-direction: column;
+      gap: 1.5rem;
+    }
+    .meta {
+      gap: 0.75rem 3rem;
+      justify-content: space-between;
+      flex-wrap: wrap;
+      margin-top: 3rem;
+      font-size: var(--sl-text-sm);
+      color: var(--sl-color-gray-3);
+    }
+    .meta > :global(p:only-child) {
+      margin-inline-start: auto;
+    }
+
+    .kudos {
+      align-items: center;
+      gap: 0.5em;
+      margin: 1.5rem auto;
+      font-size: var(--sl-text-xs);
+      text-decoration: none;
+      color: var(--sl-color-gray-3);
+    }
+    .kudos:hover {
+      color: var(--sl-color-white);
+    }
+  }
+
+  @layer starlight.components {
+    .kudos :global(svg) {
+      color: var(--sl-color-orange);
+    }
+  }
+</style>
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