/* FAQ 容器样式 */
    .justop-faq-container {
        max-width: 800px;
        margin: 40px auto;
        font-family: Arial, Helvetica, sans-serif;
    }

    /* 单个 FAQ 卡片 */
    .justop-faq-item {
        border-bottom: 1px solid #e0e0e0;
        margin-bottom: 10px;
    }

    /* 标题样式 */
    .justop-faq-item summary {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 18px 10px;
        font-size: 16px;
        font-weight: 600;
        color: #333333;
        cursor: pointer;
        list-style: none; /* 隐藏默认的三角形 */
        transition: color 0.3s ease;
    }

    /* 隐藏针对旧版 Safari 的默认三角形 */
    .justop-faq-item summary::-webkit-details-marker {
        display: none;
    }

    /* 悬停和展开时的标题颜色变为主色调 */
    .justop-faq-item summary:hover,
    .justop-faq-item[open] summary {
        color: #B75190;
    }

    /* 自定义加减号图标 */
    .justop-faq-item summary::after {
        content: '+';
        font-size: 24px;
        font-weight: 300;
        color: #B75190;
        transition: transform 0.3s ease;
    }

    .justop-faq-item[open] summary::after {
        content: '−'; /* 展开时变成减号 */
        transform: rotate(180deg);
    }

    /* 答案内容区域样式 */
    .justop-faq-content {
        padding: 0 10px 20px 10px;
        font-size: 15px;
        line-height: 1.6;
        color: #555555;
    }

    /* 重点词汇主色调高亮 */
    .highlight-brand {
        color: #B75190;
        font-weight: bold;
    }