/* 文章筛选区域样式 */
.article-filters {
    background-color: #f8fafc;
    padding: 2rem 0;
    border-bottom: 1px solid #eee;
}

.filter-controls {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: center;
}

.search-box {
    flex: 1;
    min-width: 300px;
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 0.8rem 1rem 0.8rem 2.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

.search-box button {
    position: absolute;
    left: 0.8rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #666;
    cursor: pointer;
}

.category-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.category-filters select {
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    background-color: white;
    cursor: pointer;
}

#reset-filter {
    padding: 0.8rem 1.2rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#reset-filter:hover {
    background-color: #2563eb;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .filter-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box {
        min-width: auto;
    }
    
    .category-filters {
        flex-direction: column;
    }
    
    .category-filters select {
        width: 100%;
    }
}