/* ===== PUBLICACIONES ===== */
.publicaciones-container {
    flex: 1;
    padding: 80px 0;
    background: var(--white);
}

.filtros {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filtro-btn {
    padding: 10px 20px;
    border: 2px solid var(--primary);
    border-radius: 30px;
    background: transparent;
    color: var(--primary);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.filtro-btn:hover, .filtro-btn.active {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-3px);
}

.publicaciones-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.publicacion-card {
    background: var(--light);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.publicacion-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.publicacion-imagen {
    height: 180px;
    background: linear-gradient(45deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 3rem;
}

.publicacion-content {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.publicacion-categoria {
    display: inline-block;
    background: var(--secondary);
    color: var(--white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    margin-bottom: 15px;
}

.publicacion-titulo {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: var(--primary);
}

.publicacion-autor {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.publicacion-resumen {
    margin-bottom: 20px;
    flex: 1;
}

.publicacion-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.publicacion-fecha {
    color: var(--gray);
    font-size: 0.85rem;
}

.descargar-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: var(--white);
    padding: 8px 15px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.descargar-btn:hover {
    background: var(--primary);
    transform: translateY(-2px);
}