body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .logo { font-size: 2em; font-weight: bold; color: #FF6B35; margin-bottom: 20px; text-align: center; }
        nav { background: #1E3A8A; padding: 10px; text-align: center; }
        nav a { color: white; margin: 0 15px; text-decoration: none; }
        .mobile-toggle { display: none; background: #001D3D; color: white; padding: 10px; cursor: pointer; }
        h1 { color: #001D3D; margin-top: 30px; }
        h2 { color: #003566; margin-top: 25px; }
        h3 { color: #00509E; margin-top: 20px; }
        .download-btn, .login-btn { display: inline-block; background: #FF6B35; color: white; padding: 10px 20px; margin: 10px 0; border-radius: 5px; text-decoration: none; }
        img { max-width: 100%; height: auto; margin: 20px 0; }
        .tags { margin: 20px 0; }
        .tags a { background: #E0F2FE; padding: 5px 10px; margin: 0 5px; border-radius: 3px; text-decoration: none; color: #003566; }
        footer { margin-top: 50px; padding: 20px; background: #1E3A8A; color: white; text-align: center; }
        @media (max-width: 768px) {
            .mobile-toggle { display: block; }
            nav { display: none; }
            nav.active { display: block; }
            nav a { display: block; margin: 5px 0; }
        }