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

body {
    font-family: Arial, sans-serif;
}

/* Sección Hero (Portada) */
.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    background-image: url("http://miscelanea.aestrada.gal/images/nicepage-images/2b698dc1dfc767262fa18ac1fab65268ffa5ae7bf7d4ff6330eaea99d2b6bf602c2c3429ee11f7000b93cb1058b192cded40a3a996d7d334976a2b_1280.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5); /* filtro para o contraste */
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    padding: 0 1em;
}

.hero-content h1 {
    font-size: 3em;
    font-weight: bold;
    margin-bottom: 0.4em;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.8);
}

.hero-content p {
    font-size: 1.4em;
    margin-bottom: 1em;
    text-shadow: 1px 1px 6px rgba(0,0,0,0.7);
}

.btn-enter {
    display: inline-block;
    padding: 0.9em 1.8em;
    background: #007b99;
    color: white;
    font-size: 1.2em;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s ease;
}

.btn-enter:hover {
    background: #005f77;
}

#main-content {
    padding: 2em;
}
/* Cabecera simple */
.simple-header {
    text-align: center;
    padding: 3em 1em 2em;
}

.simple-header h1 {
    font-size: 2.5em;
    margin-bottom: 0.3em;
    color: #007b99;
}

.simple-header p {
    font-size: 1.1em;
    color: #555;
}

/* Grid de publicaciones */
.publicaciones-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2em;
    padding: 2em;
    max-width: 1200px;
    margin: auto;
}

/* Tarjeta de cada publicación */
.publicacion {
    text-decoration: none;
    color: #333;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.publicacion img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

.publicacion span {
    display: block;
    margin-top: 0.6em;
    font-weight: bold;
}

.publicacion:hover {
    transform: translateY(-6px);
}

.publicacion:hover img {
    box-shadow: 0 8px 18px rgba(0,0,0,0.25);
}

/* Footer */
.simple-footer {
    text-align: center;
    padding: 2em 1em;
    font-size: 0.9em;
    color: #666;
}
/* MENÚ PRINCIPAL */
.main-menu {
    position: relative;
    width: 100%;
    height: 90px;
    background-image: url("http://miscelanea.aestrada.gal/images/nicepage-images/2b698dc1dfc767262fa18ac1fab65268ffa5ae7bf7d4ff6330eaea99d2b6bf602c2c3429ee11f7000b93cb1058b192cded40a3a996d7d334976a2b_1280.jpg");
    background-size: cover;
    background-position: center;
}

/* Capa oscura para contraste */
.menu-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
}

/* Contenido del menú */
.menu-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2.5em;
}

/* Botones del menú */
.menu-btn {
    color: white;
    text-decoration: none;
    font-size: 1.1em;
    font-weight: bold;
    padding: 0.5em 1.2em;
    border-radius: 4px;
    transition: background 0.3s ease;
}

.menu-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}