.pagina_4_card i {
    position: absolute;
    top: -50px;
    left: 50%; 
    transform: translateX(-50%); 
    background-color: white;
    font-size: 60px;
    color: var(--primero);
    border-radius: 50%; 
    width: 110px;
    height: 110px; 
    display: flex;
    align-items: center;
    justify-content: center;
}

.pagina_4_card {
    position: relative;
    text-align: center;
    border: 4px solid var(--primero);
    border-radius: 25px;
    padding: 25px;
    height: 600px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.pagina_4_card .imagen {
    position: relative;
    width: 100%;
    height: 320px;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    border-radius: 15px;
    overflow: hidden;
    align-self: flex-end;
}

.pagina_4_card .imagen::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top, 
        rgba(255, 0, 0, 0.8) 0%,     
        rgba(255, 0, 0, 0.5) 40%,    
        rgba(255, 0, 0, 0.2) 70%,    
        rgba(255, 0, 0, 0) 100%      
    );
    z-index: 1;
}