<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Test Page</title>
<style>
body { font-family: system-ui, sans-serif; display: grid; place-items: center;
height: 100vh; margin: 0; background: #f4f4f5; }
.card { background: #fff; padding: 2rem 3rem; border-radius: 12px;
box-shadow: 0 2px 12px rgba(0,0,0,.08); text-align: center; }
h1 { margin: 0 0 .5rem; }
#status { color: #16a34a; font-weight: 600; }
</style>
</head>
<body>
<div class="card">
<h1>Hello, World!</h1>
<p>If you can read this, HTML and CSS are working.</p>
<p id="status">JavaScript is not running</p>
</div>
<script>
document.getElementById('status').textContent = 'JavaScript is working ✓';
</script>
</body>
</html>