:root {
            --primary: #005fad;
            --secondary: #0066b5;
            --dark: #002852;
            --light: #f4f7f9;
            --white: #ffffff;
            --text: #333;
        }

        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; line-height: 1.6; color: var(--text); background: var(--light); }

        header { background: var(--dark); color: var(--white); padding: 1rem 5%; display: flex; justify-content: space-between; align-items: center; }
        .logo img { height: 50px; }
        nav ul { display: flex; list-style: none; gap: 20px; }
        nav a { color: var(--white); text-decoration: none; font-size: 0.9rem; }

        .hero { 
            background-image: linear-gradient(rgba(0,40,82,0.8), rgba(0,95,173,0.8)), url('/assets/grupocedinsi-1024x461.jpeg');
            background-size: cover; background-position: center;
            height: 400px; display: flex; align-items: center; justify-content: center; text-align: center; color: var(--white); padding: 0 20px;
        }

        .container { max-width: 1200px; margin: 40px auto; padding: 0 20px; }
        .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
        
        .card { background: var(--white); border-radius: 8px; overflow: hidden; box-shadow: var(--wp--preset--shadow--natural); transition: transform 0.3s; }
        .card:hover { transform: translateY(-5px); }
        .card-img { width: 100%; height: 200px; object-fit: cover; background: #ddd; }
        .card-content { padding: 20px; }
        .btn { display: inline-block; padding: 10px 20px; background: var(--primary); color: white; text-decoration: none; border-radius: 5px; margin-top: 15px; }

        footer { background: var(--dark); color: white; text-align: center; padding: 40px; margin-top: 50px; }

        @media (max-width: 768px) {
            nav { display: none; }
            .hero { height: 250px; }
        }