:root {
        --rifeng-blue: #004297;
        --rifeng-accent: #eef4ff;
    }
    .faq-container {
        font-family: Arial, sans-serif;
        color: #333;
        line-height: 1.6;
        max-width: 900px;
        margin: 20px auto;
    }
    .section-title {
        font-size: 24px;
        color: var(--rifeng-blue);
        border-bottom: 2px solid var(--rifeng-blue);
        padding-bottom: 10px;
        margin-bottom: 20px;
    }
    /* 表格样式优化 */
    .rifeng-table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: 30px;
        font-size: 14px;
    }
    .rifeng-table th {
        background-color: var(--rifeng-blue);
        color: white;
        padding: 12px;
        text-align: left;
    }
    .rifeng-table td {
        padding: 10px;
        border-bottom: 1px solid #ddd;
    }
    .rifeng-table tr:hover {
        background-color: var(--rifeng-accent);
    }

    /* 手风琴式 FAQ 样式 */
    details {
        background: #fff;
        border: 1px solid #ddd;
        border-radius: 4px;
        margin-bottom: 10px;
        transition: all 0.3s ease;
    }
    details[open] {
        border-left: 5px solid var(--rifeng-blue);
    }
    summary {
        padding: 15px;
        font-weight: bold;
        color: var(--rifeng-blue);
        cursor: pointer;
        outline: none;
        list-style: none;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    summary::-webkit-details-marker {
        display: none;
    }
    summary::after {
        content: '+';
        font-size: 20px;
    }
    details[open] summary::after {
        content: '-';
    }
    .faq-content {
        padding: 0 15px 15px 15px;
        border-top: 1px solid var(--rifeng-accent);
    }
    .faq-content p {
        margin: 10px 0 0;
    }