diff --git a/src/layouts/BaseLayout.astro b/src/layouts/BaseLayout.astro
index a4468ff..65ea295 100644
--- a/src/layouts/BaseLayout.astro
+++ b/src/layouts/BaseLayout.astro
@@ -7,7 +7,7 @@ import { assetUrl, canonical } from "@utils/url";
 import { organizationSchema, websiteSchema } from "@utils/schema";
 // Self-hosted fonts (no external requests): Work Sans headings, Open Sans body — matching the original.
 import "@fontsource-variable/work-sans";
-import "@fontsource-variable/open-sans";
+import "../styles/fonts.css";
 import "../styles/global.css";
 
 type Props = {
diff --git a/src/styles/fonts.css b/src/styles/fonts.css
new file mode 100644
index 0000000..5e1d4b5
--- /dev/null
+++ b/src/styles/fonts.css
@@ -0,0 +1,26 @@
+/*
+ * Open Sans Variable, Latin + Latin Extended only. Replaces `import "@fontsource-variable/open-sans"`,
+ * whose index.css also declares math and symbols subsets: a single "→" on the homepage made browsers
+ * download ~77 KB of those font files. Characters outside these ranges now render in the system
+ * fallback font. Rules copied from @fontsource-variable/open-sans/index.css (re-copy after upgrades).
+ */
+
+/* open-sans-latin-ext-wght-normal */
+@font-face {
+  font-family: 'Open Sans Variable';
+  font-style: normal;
+  font-display: swap;
+  font-weight: 300 800;
+  src: url(@fontsource-variable/open-sans/files/open-sans-latin-ext-wght-normal.woff2) format('woff2-variations');
+  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
+}
+
+/* open-sans-latin-wght-normal */
+@font-face {
+  font-family: 'Open Sans Variable';
+  font-style: normal;
+  font-display: swap;
+  font-weight: 300 800;
+  src: url(@fontsource-variable/open-sans/files/open-sans-latin-wght-normal.woff2) format('woff2-variations');
+  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
+}