/* Estilos mejorados para los filtros de galería */
.portfolio #categories .button {
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 8px 16px;
    margin: 4px;
    border-radius: 15px;
    background-color: rgba(36,36,28, 0.2);
    border: 2px solid transparent;
    color: rgb(36,36,28);
    text-decoration: none;
    display: inline-block;
    letter-spacing: 2px;
    font-weight: 600;
    position: relative;
    top: 0;
}

.portfolio #categories .button:hover {
    background-color: rgba(36,36,28, 0.4);
    color: rgb(245, 245, 245);
    transform: translateY(-2px);
    top: -2px;
}

.portfolio #categories .button.active {
    background-color: rgb(36,36,28);
    color: rgb(245, 245, 245);
    box-shadow: 0 4px 15px rgba(36,36,28, 0.3);
    top: -1px;
}

/* Mantener los estilos existentes del item pero mejorar las transiciones */
.portfolio .item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.portfolio .item:hover {
    transform: translateY(-3px);
    -webkit-box-shadow: -18px 3px 109px -65px rgba(0,0,0,0.75);
    -moz-box-shadow: -18px 3px 109px -65px rgba(0,0,0,0.75);
    box-shadow: -18px 3px 109px -65px rgba(0,0,0,0.75);
}

.portfolio .item img {
    transition: transform 0.3s ease;
    width: 100%;
    height: auto;
}

.portfolio .item:hover img {
    transform: scale(1.02);
}

/* Mejorar el overlay del icono */
.portfolio .item span {
    position: absolute;
    top: 40%;
    left: 45%;
    font-size: 40px;
    color: rgb(36,36,28);
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 2;
}

.portfolio .item:hover span {
    opacity: 1;
    color: rgb(245, 245, 245);
}

.portfolio .item:before {
    content: "";
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
    background-color: rgba(36, 36, 28, 0.6);
    opacity: 0;
    position: absolute;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.portfolio .item:hover:before {
    opacity: 1;
}

/* Animaciones de aparición para elementos filtrados */
.portfolio .item {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .portfolio #categories {
        margin-bottom: 2rem;
    }
    
    .portfolio #categories .button {
        font-size: 0.9rem;
        padding: 6px 12px;
        margin: 2px;
        letter-spacing: 1px;
    }
    
    .portfolio .item span {
        font-size: 30px;
        top: 45%;
        left: 47%;
    }
}

/* Estado de mensaje vacío */
#gallery-empty-message {
    color: rgb(36,36,28);
    opacity: 0.8;
}