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

body {
    font-family: Arial, Helvetica, sans-serif;
    background: linear-gradient(to bottom, #737373 0%, #D4D4D8 100%);
    color: #1e293b;
    line-height: 1.7;
}

.contenedor {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.header {
    background: linear-gradient:(135deg, #2563eb 0%, #1d4ed8 100%);
    color: white;
    text-align: center;
    padding: 4rem 1rem 3rem;
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.15);
}

.header h1 {
    font-size: 25px;
    font-weight: 11200px;
}

.principal {
    padding: 48px 0;
}

.seccion {
    margin-bottom: 4rem;
}

.grid-cards {
    display: grid;
    gap: 23px;
}

@media (min-width: 768px) {
    .grid-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

.card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    border: 1px solid #e2e8f0;
    position: relative;
    transition: all 0.3s ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.18);
}

.card-numero {
    position: absolute;
    top: -15px;
    left: 30px;
    background: #2563eb;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    font-weight: bold;
    box-shadow: 0 6px 15px rgba(37, 99, 235, 0.3);
}

.card h2 {
    color: rgb(165, 127, 255);
    margin-bottom: 1.2rem;
    font-size: 1.6rem;
}

.card p, .card ul {
    color: #334155;
    font-size: 1.05rem;
}

.card ul {
    list-style: none;
    margin-top: 1rem;
}

.card ul li {
    margin-bottom: 0.9rem;
    padding-left: 1.6rem;
    position: relative;
}

.card ul li::before {
    content: "→";
    color: ;
    position: absolute;
    left: 0;
    font-weight: bold;
}

.beneficios h2 {
    text-align: center;
    font-size: 2.2rem;
    color:#1e40af;
    margin-bottom: 2.5rem;
}

.grid-beneficios {
    display: grid;
    gap: 1.4rem;
}

@media (min-width: 640px) {
    .grid-beneficios {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid-beneficios {
        grid-template-columns: repeat(3, 1fr);
    }
}

.beneficio-item {
    background: white;
    padding: 1.6rem;
    border-radius: 12px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.07);
    border-left: 5px solid #3b82f6;
    transition: all 0.25s ease;
}

.beneficio-item:hover {
    transform: scale(1.03);
    box-shadow: 0 12px 30px rgba(59, 130, 246, 0.15);
}

.beneficio-item strong {
    color:  rgb(165, 127, 255);
    display: block;
    margin-bottom: 0.5rem;
    font-size: 1.15rem;
}

.navegacion {
    display: flex;
    justify-content: center;
    gap: 1.8rem;
    flex-wrap: wrap;
    margin: 3.5rem 0 4rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2.2rem;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 6px 15px rgba(0,0,0,0.1);
}

.btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 25px rgba(0,0,0,0.15);
}

.btn-primario {
    background: #2563eb;
    color: white;
}

.btn-primario:hover {
    background: #1d4ed8;
}

.btn-secundario {
    background: #6b7280;
    color: white;
}

.btn-secundario:hover {
    background: #4b5563;
}

.footer {
    background: #1e293b;
    color: #cbd5e1;
    text-align: end;
    padding: 32px 16px;
    font-size: 0.95rem;
    margin-top: 2rem;
}