/* 网站信息页面样式 */
.page-matter-info {
    width: 100%;
    min-height: 100vh;
    background-color: #f5f5f5;
}

/* Banner区域 */
.matter-info-banner {
    width: 100%;
    height:20vh;
    overflow: hidden;
}

.matter-info-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 内容区域 */
.matter-info-content {
    padding: 40px 0 60px;
}

/* 标题 */
.matter-info-title {
    font-size: 32px;
    font-weight: bold;
    text-align: center;
    color: var(--el-text-color-primary);
    margin-bottom: 32px;
}

/* 双横线分割线 */
.matter-info-divider {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 40px;
}

.divider-line {
    width: 100%;
    height: 1px;
    background-color: #e8e8e8;
}

/* 左右结构 */
.matter-info-main {
    display: flex;
    gap: 90px;
    min-height: 500px;
}

/* 左侧菜单栏 */
.matter-info-sidebar {
    width: 200px;
    flex-shrink: 0;
    overflow: hidden;
}

.menu-item {
    padding: 15px 20px;
    font-size: 16px;
    color: var(--el-text-color-primary);
    cursor: pointer;
    transition: all 0.3s;
}

.menu-item:hover {
    background-color: #e6f7ff;
    color: #409eff;
}

.menu-item.active {
    background-color: #409eff;
    color: var(--el-bg-color);
}

/* 右侧富文本内容 */
.matter-info-detail {
    flex: 1;
}

.rich-text-content {
    font-size: 16px;
    line-height: 1.8;
    color: var(--el-text-color-primary);
}

.rich-text-content p {
    margin-bottom: 15px;
}

/* 每篇文章块（type 下多篇文章时） */
.matter-article-block {
    margin-bottom: 32px;
}

.matter-article-block:last-child {
    margin-bottom: 0;
}

.matter-article-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--el-text-color-primary);
    margin-bottom: 12px;
}

/* ========== 夜间模式样式 ========== */

/* 页面背景 */
.dark-mode .page-matter-info {
    background-color: var(--el-bg-color-page);
}

/* 分割线 */
.dark-mode .divider-line {
    background-color: var(--el-border-color-light);
}

/* 菜单项悬停 */
.dark-mode .menu-item:hover {
    background-color: var(--el-bg-color-hover);
    color: #409eff;
}

/* 菜单项激活状态 */
.dark-mode .menu-item.active {
    background-color: #409eff;
    color: #fff;
}