Content-Security-Policy: default-src 'self'; base-uri 'self'; connect-src 'self' https://api.emailjs.com; font-src 'self' data: https://fonts.gstatic.com; form-action 'self'; frame-ancestors 'none'; img-src 'self' data: blob: https://images.unsplash.com; object-src 'none'; script-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com; upgrade-insecure-requests