.apf-container {
    font-family: 'Open Sans', sans-serif;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.apf-filters {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    margin-bottom: 30px;
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
}

.apf-filter-section {
    flex: 1;
    min-width: 200px;
}

.apf-filter-section h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #333;
}

.apf-filter-group {
    margin-bottom: 20px;
}

.apf-filter-group h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #555;
}

.apf-filter-group ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.apf-filter-group li {
    margin-bottom: 8px;
}

.apf-filter-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
    color: #666;
}

.apf-filter-group input[type="checkbox"],
.apf-filter-group input[type="radio"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.apf-sort-section select {
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background: white;
    font-size: 14px;
    min-width: 150px;
    cursor: pointer;
}

.apf-results-count {
    padding: 15px 0;
    font-size: 14px;
    color: #666;
    border-bottom: 1px solid #eee;
    margin-bottom: 20px;
}

.apf-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.apf-portfolio-item {
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 20px;
    transition: all 0.3s ease;
}

.apf-portfolio-item:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.apf-portfolio-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 10px 0;
    color: #333;
}

.apf-date {
    font-size: 14px;
    color: #999;
    margin-bottom: 10px;
}

.apf-portfolio-item p {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
    margin: 0;
}

.apf-no-results {
    text-align: center;
    padding: 50px 0;
    color: #999;
    font-size: 16px;
    grid-column: 1 / -1;
}

/* Responsive */
@media (max-width: 768px) {
    .apf-filters {
        flex-direction: column;
        gap: 15px;
    }
    
    .apf-filter-section {
        min-width: 100%;
    }
    
    .apf-results-grid {
        grid-template-columns: 1fr;
    }
}