/* 实用工具样式 */
        .tools-section {
            background-color: white;
            padding: 30px;
            margin-bottom: 30px;
            border-radius: 5px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }

        .tool-category {
            margin-bottom: 30px;
        }

        .category-header {
            display: flex;
            align-items: center;
            padding: 12px 15px;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8eb 100%);
            border-radius: 5px;
            margin-bottom: 15px;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
            border-left: 4px solid var(--primary-color);
        }

        .category-icon {
            font-size: 22px;
            margin-right: 12px;
            color: var(--primary-color);
        }

        .category-title {
            font-size: 18px;
            font-weight: bold;
            color: #333;
        }

        .tool-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .tool-item {
            margin: 0;
            padding: 0;
        }

        .tool-link {
            display: inline-block;
            padding: 8px 15px;
            background-color: #f8f9fa;
            color: #333;
            text-decoration: none;
            border-radius: 4px;
            transition: all 0.2s;
            border: 1px solid #e9ecef;
        }

        .tool-link:hover {
            background-color: #e9ecef;
            color: var(--primary-color);
            transform: translateY(-2px);
            box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
        }
        /* 响应式设计 - 小屏幕调整 (≤768px) */
        @media (max-width: 768px) {

            .tool-list {
                gap: 8px;
            }

            .tool-link {
                padding: 6px 12px;
                font-size: 14px;
            }
        }

        /* 响应式设计 - 超小屏幕调整 (≤576px) */
        @media (max-width: 576px) {
            .category-header {
                padding: 10px 12px;
            }

            .category-icon {
                font-size: 18px;
                margin-right: 8px;
            }

            .category-title {
                font-size: 16px;
            }

            .tool-link {
                padding: 5px 10px;
                font-size: 13px;
            }
        }