/* 帮助文档详情页样式(简洁文档页) */

.doc-wrap {
    background: #f5f7fa;
    min-height: 60vh;
    padding: 24px 16px 48px;
}

.doc-container {
    max-width: 1240px;
    margin: 0 auto;
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

/* 侧边目录 */
.doc-side {
    flex: 0 0 268px;
    position: sticky;
    top: 16px;
    max-height: calc(100vh - 32px);
    overflow-y: auto;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, .06);
    padding: 12px 8px;
}

.doc-nav__group {
    margin: 10px 0 4px;
    padding: 4px 10px;
    font-size: 13px;
    font-weight: 600;
    color: #1f2329;
}

.doc-nav__item {
    display: block;
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 13px;
    color: #4e5969;
    line-height: 1.5;
    text-decoration: none;
    transition: background .15s, color .15s;
}

.doc-nav__item:hover {
    background: #f2f3f5;
    color: #1677ff;
}

.doc-nav__item.is-active {
    background: #e8f1ff;
    color: #1677ff;
    font-weight: 600;
}

/* 目录层级缩进 */
.doc-nav--l0 { padding-left: 10px; }
.doc-nav--l1 { padding-left: 22px; }
.doc-nav--l2 { padding-left: 34px; }
.doc-nav__group.doc-nav--l3 { padding-left: 46px; }
.doc-nav--l3 { padding-left: 46px; }
.doc-nav--l4 { padding-left: 58px; }

/* 正文区 */
.doc-main {
    flex: 1 1 auto;
    min-width: 0;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, .06);
    padding: 28px 36px 40px;
}

.doc-crumb {
    font-size: 13px;
    color: #86909c;
    margin-bottom: 16px;
    line-height: 1.6;
}

.doc-crumb__item { color: #86909c; }
.doc-crumb__sep { margin: 0 6px; font-style: normal; color: #c9cdd4; }

.doc-title {
    font-size: 24px;
    font-weight: 700;
    color: #1f2329;
    margin: 0 0 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid #e5e6eb;
}

/* 正文排版 */
.doc-content {
    font-size: 15px;
    line-height: 1.9;
    color: #1f2329;
    word-break: break-word;
}

.doc-content p { margin: 0 0 14px; }
.doc-content h2,
.doc-content h3,
.doc-content h4 {
    margin: 28px 0 12px;
    font-weight: 700;
    color: #1f2329;
    line-height: 1.5;
}
.doc-content h2 { font-size: 20px; }
.doc-content h3 { font-size: 17px; }
.doc-content h4 { font-size: 15px; }

.doc-content ul,
.doc-content ol { margin: 0 0 14px; padding-left: 24px; }
.doc-content li { margin: 6px 0; }

.doc-content strong { font-weight: 700; }

.doc-content a { color: #1677ff; text-decoration: none; }
.doc-content a:hover { text-decoration: underline; }

.doc-content img { max-width: 100%; height: auto; }

.doc-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 0 16px;
    font-size: 14px;
}
.doc-content th,
.doc-content td {
    border: 1px solid #e5e6eb;
    padding: 8px 12px;
    text-align: left;
}
.doc-content th { background: #f7f8fa; }

.doc-content blockquote {
    margin: 0 0 14px;
    padding: 8px 16px;
    border-left: 4px solid #d9dbe0;
    background: #f7f8fa;
    color: #4e5969;
}

/* 响应式 */
@media (max-width: 900px) {
    .doc-container { flex-direction: column; }
    .doc-side {
        flex: 1 1 auto;
        width: 100%;
        position: static;
        max-height: none;
    }
    .doc-main { padding: 20px 18px 28px; }
    .doc-title { font-size: 20px; }
}