.filter-buttons {
    text-align: center;
    margin-bottom: 30px;
}

.filter-btn {
    background: #f8f9fa;
    border: 2px solid #dee2e6;
    color: #495057;
    padding: 12px 25px;
    margin: 0 8px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none;
}

.filter-btn:hover {
    background: #e9ecef;
    border-color: #adb5bd;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.filter-btn.active {
    background: #007bff;
    border-color: #007bff;
    color: white;
    box-shadow: 0 4px 12px rgba(0,123,255,0.3);
}

.portfolio-items .isotopeItem {
    width: 20% !important;
    padding: 10px !important;
    box-sizing: border-box !important;
}

/* Desktop Override for Inline Styles */
@media (min-width: 769px) {
    .isotopeItem[style*="width:12.5%"] {
        width: 20% !important;
    }
}

.portfolio-item {
    position: relative !important;
    overflow: hidden !important;
    height: 280px !important;
    border: 2px solid #ddd !important;
    margin-bottom: 20px !important;
    border-radius: 8px !important;
}

.portfolio-item img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    border-radius: 6px !important;
}

.portfolio-desc {
    position: absolute !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    background: rgba(0,0,0,0.8) !important;
    color: white !important;
    padding: 15px !important;
    border-radius: 0 0 6px 6px !important;
    font-size: 12px !important;
    transform: translateY(100%) !important;
    transition: transform 0.3s ease !important;
    text-align: center !important;
}

.portfolio-desc h5 {
    text-align: center !important;
    margin-bottom: 8px !important;
}

.portfolio-desc p {
    text-align: center !important;
    margin-bottom: 5px !important;
}

.portfolio-desc small {
    text-align: center !important;
}

.portfolio-item:hover .portfolio-desc {
    transform: translateY(0) !important;
}

.portfolio-item:hover .portfolio-desc {
    transform: translateY(0) !important;
}

.portfolio-items {
    width: 100% !important;
    overflow: hidden !important;
}