Color update

Author: NoryiE

.github/theme/custom.css

@@ -0,0 +1,34 @@
+/* Obsidian brand colours: a deep jade green, distinct from Basalt's orange.
+ *
+ * brand-1 carries link and accent text, brand-2 is its hover state, and
+ * brand-3 is the solid button background, which VitePress pairs with white
+ * text -- so it stays dark enough to keep that readable. */
+
+:root {
+  --vp-c-brand-1: #17795a;
+  --vp-c-brand-2: #13664c;
+  --vp-c-brand-3: #0f5540;
+  --vp-c-brand-soft: rgba(23, 121, 90, 0.14);
+
+  --vp-home-hero-name-color: transparent;
+  --vp-home-hero-name-background: linear-gradient(
+    120deg,
+    #13664c 15%,
+    #1e9b6b 55%,
+    #46c48d 90%
+  );
+}
+
+.dark {
+  --vp-c-brand-1: #5fd7a4;
+  --vp-c-brand-2: #3cc48c;
+  --vp-c-brand-3: #17805a;
+  --vp-c-brand-soft: rgba(95, 215, 164, 0.16);
+
+  --vp-home-hero-name-background: linear-gradient(
+    120deg,
+    #1fae77 15%,
+    #4fd69f 55%,
+    #8fe9c4 90%
+  );
+}

.github/theme/index.ts

@@ -0,0 +1,4 @@
+import DefaultTheme from 'vitepress/theme'
+import './custom.css'
+
+export default DefaultTheme

.github/workflows/docs.yml

@@ -50,14 +50,16 @@ jobs:
       # included, so it can start out empty and never needs seeding by hand.
       - name: Update documentation source
         run: |
-          mkdir -p site/docs/.vitepress
+          mkdir -p site/docs/.vitepress/theme
           mkdir -p site/docs/api
           mkdir -p site/docs/guides
           rsync --archive --delete \
             "$RUNNER_TEMP/obsidian-api/" site/docs/api/
           rsync --archive --delete \
             source/guides/ site/docs/guides/
           cp source/.github/vitepress.config.mts site/docs/.vitepress/config.mts
+          cp source/.github/theme/index.ts site/docs/.vitepress/theme/index.ts
+          cp source/.github/theme/custom.css site/docs/.vitepress/theme/custom.css
           cp source/.github/docs-index.md site/docs/index.md
           cp source/.github/docs-home.md site/docs/home.md
           cp source/.github/site/package.json site/package.json