/* 1. 基础容器 */
    .acd-feature-section {
        max-width: 1200px;
        margin: 60px auto;
        padding: 40px 20px;
        display: flex;
        align-items: center; /* 垂直居中 */
        gap: 60px; /* 左右间距 */
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    }

    /* 2. 左侧文字内容 */
    .acd-content {
        flex: 1.2;
    }

    .acd-content h2 {
        font-size: 36px;
        font-weight: 800;
        color: #0f172a;
        margin-bottom: 25px;
        line-height: 1.2;
    }

    .acd-content .main-desc {
        font-size: 17px;
        color: #475569;
        line-height: 1.6;
        margin-bottom: 40px;
    }

    /* 3. 列表项样式 */
    .acd-list {
        display: flex;
        flex-direction: column;
        gap: 25px;
    }

    .acd-list-item {
        display: flex;
        gap: 15px;
        align-items: flex-start;
    }

    /* 图标圆圈 - 使用主色调 #56B8B8 */
    .acd-list-icon {
        width: 24px;
        height: 24px;
        border-radius: 50%;
        border: 2px solid #56B8B8;
        color: #56B8B8;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        margin-top: 2px;
    }

    .acd-list-text h4 {
        margin: 0 0 5px 0;
        font-size: 18px;
        font-weight: 700;
        color: #0f172a;
    }

    .acd-list-text p {
        margin: 0;
        font-size: 15px;
        color: #64748b;
        line-height: 1.4;
    }

    /* 4. 右侧图片区域 */
    .acd-image-wrap {
        flex: 1;
        position: relative; /* 为闪电图标定位 */
    }

    .acd-main-img {
        width: 100%;
        height: auto;
        border-radius: 30px; /* 大圆角 */
        display: block;
        box-shadow: 0 20px 40px rgba(0,0,0,0.05);
    }

    /* 右上角橙色闪电图标 */
    .acd-orange-badge {
        position: absolute;
        top: -15px;
        right: -15px;
        width: 50px;
        height: 50px;
        background-color: #ff7b1a;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        box-shadow: 0 10px 20px rgba(255, 123, 26, 0.3);
    }

    /* 5. 响应式适配 */
    @media (max-width: 992px) {
        .acd-feature-section {
            flex-direction: column; /* 手机端上下堆叠 */
            text-align: left;
            gap: 40px;
        }
        .acd-image-wrap {
            order: 2; /* 图片在下方 */
            width: 100%;
        }
        .acd-content h2 {
            font-size: 28px;
        }
    }