diff --git a/.github/workflows/ci-build.yml b/.github/workflows/ci-build.yml
new file mode 100644
index 00000000..7a7651c5
--- /dev/null
+++ b/.github/workflows/ci-build.yml
@@ -0,0 +1,22 @@
+name: CI Build
+
+on:
+  pull_request:
+  push:
+    branches: [ main ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+      - name: Install
+        run: npm ci
+      - name: Build
+        run: npm run build
+      - name: List dist
+        run: ls -la dist || true
diff --git a/build.mjs b/build.mjs
new file mode 100644
index 00000000..e1c92997
--- /dev/null
+++ b/build.mjs
@@ -0,0 +1,71 @@
+#!/usr/bin/env node
+// build.mjs - simple build to assemble CSS from src and tokens and minify with lightningcss
+import fs from 'fs/promises';
+import path from 'path';
+import { transform } from 'lightningcss';
+
+const root = process.cwd();
+const src = path.join(root, 'src');
+const dist = path.join(root, 'dist');
+
+async function readFileSafe(p){ try { return await fs.readFile(p, 'utf8'); } catch { return ''; } }
+
+async function main(){
+  await fs.mkdir(dist, { recursive: true });
+
+  // Read token CSS variables (simple matching from tokens JSON)
+  const tokensDir = path.join(src, 'tokens');
+  let cssVars = ':root {\n';
+  try {
+    const colors = JSON.parse(await readFileSafe(path.join(tokensDir, 'colors.json')));
+    for (const [k,v] of Object.entries(colors)){
+      cssVars += `  --vel-${k}: ${v};\n`;
+    }
+  } catch(e){ /* ignore */ }
+  try {
+    const spacing = JSON.parse(await readFileSafe(path.join(tokensDir, 'spacing.json')));
+    for (const [k,v] of Object.entries(spacing)) {
+      cssVars += `  --vel-space-${k}: ${v};\n`;
+    }
+  } catch(e){ /* ignore */ }
+  cssVars += '}\n\n';
+
+  // Concatenate component sources (basic)
+  const components = ['components/button.css','components/nav.css','components/hero.css'];
+  let compCss = '';
+  for (const c of components){
+    compCss += await readFileSafe(path.join(src, c));
+    compCss += '\n';
+  }
+
+  // Add basic utilities (starter sample)
+  const utilities = await readFileSafe(path.join(root, 'dist', 'velora.css'));
+  // Compose full CSS
+  const full = cssVars + utilities + '\n' + compCss;
+
+  // Write unminified
+  await fs.writeFile(path.join(dist, 'velora.css'), full, 'utf8');
+
+  // Minify using lightningcss
+  const res = transform({
+    code: Buffer.from(full),
+    minify: true,
+    filename: 'velora.css'
+  });
+
+  await fs.writeFile(path.join(dist, 'velora.min.css'), res.code);
+
+  // Emit a tiny manifest
+  const manifest = {
+    version: '0.1.1',
+    files: {
+      css: 'dist/velora.css',
+      css_min: 'dist/velora.min.css'
+    }
+  };
+  await fs.writeFile(path.join(dist, 'velora.manifest.json'), JSON.stringify(manifest, null, 2), 'utf8');
+
+  console.log('Build complete: dist/velora.css, dist/velora.min.css, dist/velora.manifest.json');
+}
+
+main().catch((err)=>{ console.error(err); process.exit(1); });
diff --git a/package.json b/package.json
index 561a4905..688a94cd 100644
--- a/package.json
+++ b/package.json
@@ -69,4 +69,4 @@
     "esbuild": "^0.25.1",
     "lightningcss": "^1.29.2"
   }
-}
+}
\ No newline at end of file