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

body{
    background: #fff;
    font-family:'lato';
    font-size: 16px;
}

.contenedor{
    width: 90%;
    max-width: 1000px;
    overflow: hidden;
    margin: auto;      
}

header{
    background-image: url('../img/portada.png');
    height:600px;
    background-repeat: no-repeat;
    background-position:center;
    background-attachment: cover;
}
header .menu{
    margin:30px 0;
    display:flex;
    justify-content: flex-end;
    flex-wrap: wrap;
}
header .menu a:hover{
    text-decoration: underline;
}
header .menu a{
    font-size:18px;
    font-family: 'lato';
    font-weight: 300;
    display: inline-block;
    padding:10px 0;
    margin:0 15px;
    color:#fff;
    text-decoration: none;
}
header .contenido-header{
    margin:120px 0;
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    justify-content: center;
    align-content: center;
}
header .contenido-header .titulo-header{
    font-size: 120px;
    text-align: center;
    color: #fff;
    text-align: center;
}

header .contenido-header .linea-header{
    width: 700px;
    margin: auto;
    height:2px;
    background: #15a4fa;
    margin-bottom:30px;
    text-align: center;
}

header .contenido-header .texto-header{
    color:#fff;
    font-weight: 300;
    margin-bottom:30px;
    font-size:20px;
    text-align: center;
}

header .contenido-header .action-header{
    display: inline-block;
    margin: auto;
    color: #fff;   
    text-decoration: none;
    border:1px solid #15a4fa;
    padding: 10px 20px;
    border-radius: 5px;
}

header .contenido-header .action-header:hover{
    background: #15a4fa;
    color: #fff;
}

main .quienes{
    background: #f0f3f5;
    padding:60px 0;
}

main .quienes .quienes-titulo{
    color:#000;
    font-size: 25px;
    text-align: center;
    margin-bottom:20px;
}

main .quienes .quienes-parrafo{
    text-align: center;
    color:#999999;
    font-weight: 600;
}

main .quehacemos{
    margin:60px 0;  
}
main .contenido-cajas{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

main .quehacemos .contenido-cajas .tarjeta{
    width: 30%;
    text-align: center;
}

main .quehacemos .contenido-cajas .tarjeta .contenido-tarjeta .titulo-tarjeta{
    margin:10px 0;   
}

.suscripciones{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
    width: 90%;
    max-width: 1000px;
    margin: 60px auto;
}

.tabla{
    flex: 1 1 30%;
    min-width: 280px;
    margin: 10px;
    height: auto; /* opcional si el contenido varía */

    border:1px solid #343759;
    border-radius: 4px;
    box-shadow: 0px 0px 4px 0px  #343759;
    padding: 60px;
    text-align: center;
    flex-grow: 1;
    color: #343759;
}

.tabla>h2{
    font-size:30px;
    margin-bottom:35px;
}

.tabla img{
    width: 64px;
    margin-bottom:35px;
}

.tabla > h3{
    font-size:30px;
    margin-bottom: 20px;
}

.tabla > p{
    display: block;
    margin-bottom:20px;
}

.boton{
    display:inline-block;
    width: 150px;
    padding:12px;
    background: #a5f059;
    text-decoration: none;
    color: #343759;
    border-radius: 100px;
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    margin: auto;
}

.tabla:hover{
    background: #343759;
    color: #f1f1f2;
    transition: .5s all;
    transform: scale(1.1);
    cursor: pointer;
}

footer .contacto{
    height:600px;
    background-image: url(../img/footer.png);
    background-position:center;
    padding:60px 0;
}

footer .footer-textos{
    text-align: center;
    color: #fff;
    font-size:25px;
}

footer .footer-textos p{
    font-size: 14px;
    margin:15px 0 30px 0;
    color: #999999;

}
form{
    display: flex;
    flex-direction: column;
    margin: auto;
    width: 70%;
    
}
footer .contacto  input[type="text"], footer .contacto  input[type="email"],
footer .contacto  textarea{
    width: 100%;
    margin: 5px 0;
    padding: 15px 20px;
    background: none;
    border-radius: 5px;
    color:rgb(204, 204, 204);
    border: 2px solid rgba(204, 204, 204, 0.383);
    font-family: 'lato';
    font-weight: 300;
}

footer .contacto  textarea{
    height:150px;
    max-height: 150px;
    max-width: 100%;
    min-width: 100%;
    min-height: 150px;
}
.derecha{
   display: flex;
   justify-content: flex-end;
}
footer .contacto  input[type="submit"]{
    display:block;
    width: 100px;
    margin:10px 0;
    padding: 10px 15px;
    background: none;
    border:1px solid #15a4fa;
    border-radius: 5px;
    color:#fff;
    cursor: pointer;
    float:right;

}
footer .contacto  input[type="submit"]:hover{
    background: #15a4fa;
    color: #fff;
}

/* Estilos para el copyright */
.footer {
    background: #000;
    padding: 20px 0;
    text-align: center;
    color: #fff;
}

.copyright {
    font-size: 14px;
    color: #999;
    margin: 10px 0;
}

/* Estilos para las notificaciones */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 25px;
    border-radius: 5px;
    color: white;
    font-weight: bold;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transform: translateX(200%);
    transition: transform 0.3s ease-in-out;
    max-width: 300px;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    background-color: #28a745;
}

.notification.error {
    background-color: #dc3545;
}

.notification.warning {
    background-color: #ffc107;
    color: #212529;
}

/* Mejoras adicionales de responsive */

@media screen and (max-width: 900px) {
    header .contenido-header .titulo-header {
        font-size: 80px;
    }
    
    header .contenido-header .linea-header {
        width: 500px;
    }
    
    form {
        width: 90%;
    }
}

@media screen and (max-width: 760px) {
    main .quehacemos .contenido-cajas .tarjeta {
        width: 100%;
        margin-bottom: 30px;
    }
    
    header .contenido-header .titulo-header {
        font-size: 60px;
    }
    
    header .contenido-header .linea-header {
        width: 300px;
    }
    
    footer .contacto {
        height: auto;
        padding: 40px 0;
    }
}

@media screen and (max-width: 480px) {
    header .contenido-header {
        margin: 80px 0;
    }
    
    header .contenido-header .titulo-header {
        font-size: 40px;
    }
    
    header .contenido-header .linea-header {
        width: 200px;
    }
    
    header .menu a {
        margin: 0 10px;
        font-size: 16px;
    }
    
    .footer-textos h2 {
        font-size: 20px;
    }
    
    .copyright {
        font-size: 12px;
    }
}

@media screen and (max-width: 350px) {
    header .contenido-header .titulo-header {
        font-size: 32px;
    }
    
    header .menu {
        flex-direction: column;
        align-items: center;
    }
    
    header .menu a {
        margin: 5px 0;
    }
}