* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            line-height: 1.6;
        }

        .carga-pagina {
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            background: rgba(255, 255, 255, 0.95);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 9999;
            backdrop-filter: blur(10px);
        }

        .slide {
            position: relative;
            margin-bottom: 4rem;
            overflow: hidden;
            border-radius: 0 0 30px 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        .bg-slide {
            position: relative;
        }

        .bg-slide::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.3) 100%);
        }

        .mundo {
            padding: 4rem 0;
            background: transparent;
        }

        .titulo-mediano {
            font-size: 3.5rem;
            font-weight: 300;
            text-align: center;
            margin-bottom: 3rem;
            color: #2c3e50;
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        .titulo-mediano span {
            color: #00205b;
            font-weight: 700;
            display: block;
            background: linear-gradient(135deg, #00205b, #0C45A8);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .cont-articulos-mundo {
            gap: 2rem;
            margin-bottom: 3rem;
        }

        .tarjeta-articulo-destacados {
            background: #ffffff;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            position: relative;
            flex: 1;
            min-width: 350px;
            max-width: 400px;
            margin-bottom: 2rem;
        }

        .tarjeta-articulo-destacados::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #00205b, #0C45A8, #00205b);
            background-size: 200% 100%;
            animation: shimmer 3s ease-in-out infinite;
        }

        @keyframes shimmer {
            0%, 100% { background-position: -200% 0; }
            50% { background-position: 200% 0; }
        }

        .tarjeta-articulo-destacados:hover {
            transform: translateY(-10px) scale(1.02);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        }

        .tarjeta-articulo-destacados:hover::before {
            animation-duration: 1s;
        }

        .foto {
            width: 100%;
            height: 280px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .tarjeta-articulo-destacados:hover .foto {
            transform: scale(1.1);
        }

        .tarjeta-articulo-destacados > div:last-child {
            padding: 1.8rem;
        }

        .fecha {
            align-items: center;
            margin-bottom: 1rem;
            opacity: 0.7;
            font-size: 0.9rem;
        }

        .fecha img {
            filter: invert(0.5);
            margin-right: 0.5rem;
        }

        .titulo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #2c3e50;
            text-decoration: none;
            display: block;
            margin-bottom: 1rem;
            line-height: 1.3;
            transition: color 0.3s ease;
        }

        .titulo:hover {
            color: #00205b;
            text-decoration: none;
        }

        .tarjeta-articulo-destacados p {
            color: #666;
            line-height: 1.6;
            font-size: 1rem;
            margin: 0;
        }

        .tarjeta-articulo-destacados.secundario {
            background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
        }

        .tarjeta-articulo-destacados.secundario .foto {
            height: 220px;
        }

        .tarjeta-articulo-destacados.secundario .titulo {
            font-size: 1.2rem;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .titulo-mediano {
                font-size: 2.5rem;
                margin-bottom: 2rem;
            }

            .tarjeta-articulo-destacados {
                min-width: 100%;
                max-width: 100%;
                margin-bottom: 2rem;
            }

            .cont-articulos-mundo {
                flex-direction: column;
                gap: 1rem;
            }

            .mundo {
                padding: 2rem 0;
            }
        }

        @media (max-width: 576px) {
            .titulo-mediano {
                font-size: 2rem;
            }

            .tarjeta-articulo-destacados > div:last-child {
                padding: 1.2rem;
            }
        }

        /* Animaciones de entrada */
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.6s ease;
        }

        .animate-on-scroll.animate {
            opacity: 1;
            transform: translateY(0);
        }

        /* Loading animation mejorada */
        .carga-pagina img {
            animation: bounce 2s infinite;
        }

        @keyframes bounce {
            0%, 20%, 50%, 80%, 100% {
                transform: translateY(0);
            }
            40% {
                transform: translateY(-30px);
            }
            60% {
                transform: translateY(-15px);
            }
        }