/* search-engine-styles.css - 数据驱动搜索界面的样式 */

/* 搜索组标签样式 */
.search-group-label {
    cursor: pointer;
    padding: 8px 16px;
    margin: 0 4px;
    border: none;
    background: transparent;
    color: #6c757d;
    border-radius: 4px;
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 500;
}

.search-group-label:hover {
    background: rgba(0, 123, 255, 0.1);
    color: #007bff;
}

.search-group-label.active {
    background: #007bff;
    color: white;
    box-shadow: 0 2px 4px rgba(0, 123, 255, 0.3);
}

/* 搜索引擎按钮样式 */
.search-engine-btn {
    cursor: pointer;
    padding: 8px 16px;
    margin: 2px;
    border: 1px solid #e9ecef;
    background: white;
    color: #6c757d;
    border-radius: 4px;
    transition: all 0.3s ease;
    font-size: 13px;
    font-weight: 400;
    width: 100%;
    text-align: center;
}

.search-engine-btn:hover {
    border-color: #007bff;
    color: #007bff;
    background: rgba(0, 123, 255, 0.05);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.search-engine-btn.active {
    border-color: #007bff;
    background: #007bff;
    color: white;
    box-shadow: 0 2px 6px rgba(0, 123, 255, 0.4);
}

/* 搜索组容器样式 */
.search-group {
    margin-top: 10px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e9ecef;
}

.search-group .search-type {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.search-group .search-type li {
    flex: 1;
    min-width: 80px;
    max-width: 120px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .search-group-label {
        padding: 6px 12px;
        font-size: 13px;
        margin: 0 2px;
    }
    
    .search-engine-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .search-group .search-type li {
        min-width: 70px;
        max-width: 100px;
    }
}

@media (max-width: 480px) {
    .search-group-label {
        padding: 4px 8px;
        font-size: 12px;
        margin: 0 1px;
    }
    
    .search-engine-btn {
        padding: 4px 8px;
        font-size: 11px;
    }
    
    .search-group .search-type {
        gap: 4px;
    }
    
    .search-group .search-type li {
        min-width: 60px;
        max-width: 80px;
    }
}

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.search-group {
    animation: fadeIn 0.3s ease-out;
}

/* 无障碍性改进 */
.search-group-label:focus,
.search-engine-btn:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

.search-group-label:focus:not(:focus-visible),
.search-engine-btn:focus:not(:focus-visible) {
    outline: none;
}

/* 高对比度模式支持 */
@media (prefers-contrast: high) {
    .search-group-label {
        border: 1px solid currentColor;
    }
    
    .search-engine-btn {
        border: 2px solid currentColor;
    }
    
    .search-group-label.active,
    .search-engine-btn.active {
        border-width: 2px;
    }
}