Use EuclidCircularB font embedded from fonts/EuclidCircularB.woff2

app.py

@@ -467,14 +467,27 @@ EXAMPLES = [
     ["Die Sonne scheint heute besonders hell über den Bergen.", "Male 1", "de"],
 ]
 
-css = """
-@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');
+def _load_font_face() -> str:
+    font_path = "fonts/EuclidCircularB.woff2"
+    if os.path.exists(font_path):
+        with open(font_path, "rb") as f:
+            b64 = base64.b64encode(f.read()).decode()
+        return f"""@font-face {{
+    font-family: 'EuclidCircularB';
+    src: url(data:font/woff2;base64,{b64}) format('woff2');
+    font-weight: 100 900;
+    font-style: normal;
+}}"""
+    return ""
+
+css = _load_font_face() + """
+@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&display=swap');
 
 * { box-sizing: border-box; }
 
 body, .gradio-container {
     background: #0a0a0f !important;
-    font-family: 'Inter', sans-serif !important;
+    font-family: 'EuclidCircularB', sans-serif !important;
     color: #e8e8f0 !important;
 }