/* ============================================================
   点聚官网 · 常见问题（FAQ）可见区块样式
   配套 faq.html 的 FAQPage JSON-LD，问答须与结构化数据逐条一致。
   独立命名空间 dj-faq-*，不污染站点原有样式。
   ============================================================ */
.dj-faq {
    width: 100%;
    box-sizing: border-box;
    background: linear-gradient(120deg, #FBFAF8, #F6F4F1 52%, #EFEDEA);
    border-top: 1px solid #EAE6E0;
    padding: 48px 20px 56px;
    font-family: "Source Han Sans SC", "Source Han Sans CN", "Microsoft YaHei", sans-serif;
}
.dj-faq *,
.dj-faq *::before,
.dj-faq *::after { box-sizing: border-box; }

.dj-faq-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.dj-faq-title {
    margin: 0;
    color: #2D2D2D;
    font-size: 28px;
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: 1px;
}
.dj-faq-title::before {
    content: "";
    display: inline-block;
    width: 4px;
    height: 24px;
    margin-right: 12px;
    vertical-align: -3px;
    border-radius: 2px;
    background: linear-gradient(180deg, #E60012, #E5732D);
}
.dj-faq-lead {
    margin: 10px 0 26px;
    color: #8A8A8A;
    font-size: 14px;
    line-height: 1.8;
}

.dj-faq-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 16px;
    align-items: start;
}

.dj-faq-item {
    background: #FFFFFF;
    border: 1px solid #EAE6E0;
    border-radius: 8px;
    overflow: hidden;
    transition: border-color .2s ease, box-shadow .2s ease;
}
.dj-faq-item:hover { border-color: #E9C9C6; }
.dj-faq-item[open] {
    border-color: #F0CECB;
    box-shadow: 0 4px 16px rgba(227, 25, 36, .06);
}

.dj-faq-item > summary {
    position: relative;
    display: block;
    padding: 15px 46px 15px 18px;
    margin: 0;
    color: #333333;
    font-size: 15px;
    font-weight: 500;
    line-height: 1.6;
    cursor: pointer;
    list-style: none;
    user-select: none;
}
.dj-faq-item > summary::-webkit-details-marker { display: none; }
.dj-faq-item > summary::after {
    content: "+";
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    line-height: 18px;
    text-align: center;
    color: #E6000C;
    font-size: 18px;
    font-weight: 400;
    border: 1px solid #F0CECB;
    border-radius: 50%;
    transition: all .2s ease;
}
.dj-faq-item[open] > summary { color: #E6000C; }
.dj-faq-item[open] > summary::after {
    content: "−";
    color: #FFFFFF;
    background: linear-gradient(120deg, #E60012, #E5732D);
    border-color: transparent;
}
.dj-faq-item > summary:hover { color: #E6000C; }

.dj-faq-answer {
    padding: 0 18px 17px;
    color: #666666;
    font-size: 14px;
    line-height: 1.9;
    text-align: justify;
}
.dj-faq-answer a {
    color: #E6000C;
    text-decoration: none;
}
.dj-faq-answer a:hover { text-decoration: underline; }

@media (max-width: 900px) {
    .dj-faq { padding: 36px 16px 40px; }
    .dj-faq-title { font-size: 22px; }
    .dj-faq-list { grid-template-columns: 1fr; gap: 10px; }
}