/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
}

/* MENÚ */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: #000;
    padding: 10px;
    z-index: 1000;
}

nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    flex-wrap: wrap;
}

nav ul li {
    margin: 5px 10px;
}

nav ul li a {
    color: white;
    text-decoration: none;
}

/* BANNER */
.banner {
    height: 60vh;
    background: url('../IMG/fondo.jpg') no-repeat center center/cover;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    margin-top: 50px;
}

.overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
}

.banner-texto {
    position: relative;
    color: white;
    text-align: center;
}

.banner-texto h1 {
    font-size: 3rem;
}

/* SECCIONES */
.seccion {
    padding: 60px 20px;
    display: flex;
    justify-content: center;
}

.card {
    background: white;
    padding: 40px;
    border-radius: 10px;
    max-width: 800px;
    width: 100%;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
}

/* SCROLL OFFSET */
section {
    scroll-margin-top: 80px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .banner-texto h1 {
        font-size: 2rem;
    }

    .card {
        padding: 20px;