.section_container {
    padding: 40px 0 80px !important;
    margin-top: 80px;
}
/* 3. 面包屑导航（全局统一） */
.breadcrumb {
    font-size: 14px;
    color: #666;
    margin-bottom: 30px;
    padding-bottom: 10px;
    border-bottom: 1px solid #F5F7FA;
}

    .breadcrumb a {
        color: #666;
    }

        .breadcrumb a:hover {
            color: #1E88E5;
        }

    .breadcrumb span {
        color: #999;
        margin: 0 8px;
    }

/* 4. 加入我们核心布局（左侧分类+右侧内容） */
.about-wrap {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}
/* 左侧分类导航（与产品类型切换效果完全统一） */
.about-sidebar {
    width: 250px;
    max-width: 250px;
    background: #FFFFFF;
    border: 1px solid #F0F7FF;
    border-radius: 8px;
    padding: 25px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.03);
    flex-shrink: 0;
}

.sidebar-title {
    font-size: 18px;
    font-weight: 700;
    color: #1E88E5;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #F0F7FF;
}
/* 分类菜单样式（与产品分类标签统一） */
.sidebar-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px; /* 与产品分类标签间距一致 */
}

    .sidebar-menu li a {
        display: inline-block;
        width: 100%;
        padding: 12px 20px;
        font-size: 15px;
        color: #666;
        background: #F9FAFB;
        border: 1px solid #F0F7FF;
        border-radius: 6px;
        transition: all 0.3s ease;
        text-align: left;
        font-weight: 500;
        box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    }
        /* 选中态（与产品分类active样式统一） */
        .sidebar-menu li a.active {
            background: #1E88E5;
            color: #FFFFFF;
            border-color: #1E88E5;
            box-shadow: 0 6px 20px rgba(30, 136, 229, 0.3);
            transform: translateY(-2px);
        }
        /* hover态（与产品分类hover样式统一） */
        .sidebar-menu li a:hover:not(.active) {
            background: #F8FBFF;
            color: #1E88E5;
            border-color: #B3D4FF;
            box-shadow: 0 4px 12px rgba(30, 136, 229, 0.1);
        }

/* 右侧内容区（统一卡片风格） */
.about-content {
    flex: 1;
    min-width: 300px;
    background: #FFFFFF;
    border: 1px solid #F0F7FF;
    border-radius: 8px;
    padding: 35px 40px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}

.content-title {
    font-size: 24px;
    font-weight: 700;
    color: #333;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid #F0F7FF;
}

.content-detail {
    font-size: 16px;
    color: #666;
    line-height: 2;
}

    .content-detail p {
        margin-bottom: 20px;
        text-align: justify;
    }
/* 福利列表样式（保留原有内容结构，优化样式） */
.benefit-item {
    margin-bottom: 25px;
    padding-left: 10px;
    border-left: 3px solid #1E88E5;
}

.benefit-title {
    font-size: 18px;
    font-weight: 600;
    color: #1E88E5;
    margin-bottom: 8px;
}

.benefit-desc {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
    padding-left: 5px;
}
/* 图片展示样式（统一网格布局） */
.content-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 30px 0;
}

.content-image-item {
    border-radius: 8px;
    overflow: hidden;
    background: #F9FAFB;
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
}

    .content-image-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
/* 6. 移动端适配 */
@media (max-width: 992px) {
    .about-wrap {
        flex-direction: column;
        gap: 25px;
    }

    .about-sidebar {
        width: 100%;
        max-width: 100%;
    }

    .about-content {
        padding: 25px 20px;
    }

    .content-images {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        width: 100%;
    }

    .content-title {
        font-size: 22px;
    }

    .benefit-title {
        font-size: 16px;
    }

    .content-image-item {
        height: 180px;
    }
}