body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f9f9f9;
}

header {
    background-color: #003366;
    color: white;
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo {
    font-size: 22px;
    font-weight: bold;
}

nav ul {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0;
}

nav ul li {
    position: relative;
}

nav ul li a {
    display: block;
    padding: 10px 15px;
    color: white;
    text-decoration: none;
}

nav ul li:hover > a {
    background-color: #005599;
}

.submenu, .submenu-sub {
    display: none;
    position: absolute;
    background-color: #005599;
    min-width: 180px;
    z-index: 999;
    padding: 0;
}

nav ul li:hover > .submenu {
    display: block;
}

.dropdown-sub:hover .submenu-sub {
    display: block;
    left: 100%;
    top: 0;
}

.menu-toggle {
    display: none;
    font-size: 26px;
    cursor: pointer;
    color: white;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    nav ul {
        display: none;
        width: 100%;
        flex-direction: column;
        background-color: #003366;
    }

    nav ul.show {
        display: flex;
    }

    .submenu, .submenu-sub {
        position: static;
    }

    .submenu li a, .submenu-sub li a {
        padding-left: 30px;
    }
}

.contenedor-quienes {
    max-width: 1000px;
    margin: 40px auto;
    padding: 0 20px;
    text-align: center;
}

.contenedor-quienes h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
    color: #003366;
}

.contenido {
    text-align: left;
    background-color: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    animation: fadeUp 1s ease-in-out;
}

.contenido h2 {
    margin-top: 20px;
    color: #005599;
}

.contenido p,
.contenido ul {
    color: #555;
    line-height: 1.6;
    margin-bottom: 15px;
}

.contenido ul {
    list-style: disc inside;
    padding-left: 20px;
}

/* Imagen institucional */
.imagen-empresa {
    text-align: center;
    margin-bottom: 30px;
}

.imagen-empresa img {
    max-width: 100%;
    max-height: 250px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.2);
}

/* Redes sociales */
.redes-flotante {
    position: fixed;
    bottom: 25px;
    right: 25px;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 1000;
}

.menu-redes {
    display: none;
    margin-bottom: 10px;
    flex-direction: column;
    gap: 10px;
}

.menu-redes a img {
    width: 40px;
    height: 40px;
}

.btn-principal {
    background-color: #25D366;
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.btn-principal img {
    width: 30px;
    height: 30px;
}

/* Footer */
footer {
    background-color: #003366;
    color: white;
    text-align: center;
    padding: 15px 0;
    margin-top: 40px;
}

/* Animación de entrada */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}