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

body {
    font-family: 'Poppins', sans-serif;
    background-color: #fff;
    color: #333;
}

/* --- Cabecera fija --- */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: #fafafa;
    border-bottom: 1px solid #ddd;
    padding: 15px 0;
    text-align: center;
    z-index: 1000;
}

header h1 {
    font-style: italic;
    font-size: 32px;
    margin-bottom: 8px;
}

header nav a {
    text-decoration: none;
    color: #333;
    margin: 0 15px;
    font-weight: bold;
    transition: color 0.3s;
}

header nav a i {
    margin-right: 5px;
}

header nav a:hover {
    color: #e6b800;
}

/* --- Contenido principal --- */
.contenido {
    margin-top: 130px; /* espacio para la cabecera fija */
    text-align: center;
    padding-bottom: 40px;
}

/* --- Galería con flexbox --- */
.galeria {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
    max-width: 900px;
    margin: 0 auto;
}

.imagen {
    width: 250px;
    text-align: center;
}

.imagen img {
    width: 100%;
    border-radius: 8px;
    filter: grayscale(60%);
    transition: 0.4s;
}

.imagen img:hover {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.imagen p {
    margin-top: 8px;
    font-weight: bold;
}

/* --- Redes sociales --- */
.redes {
    margin-top: 40px;
}

.redes a {
    color: #333;
    margin: 0 10px;
    font-size: 22px;
    transition: color 0.3s;
}

.redes a:hover {
    color: #e6b800;
}