/* 1. 基础容器 */
    .ai-compliance-section {
        max-width: 1240px;
        margin: 60px auto;
        padding: 0 20px;
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
        color: #0f172a;
    }

    /* 2. 顶部标题区 */
    .compliance-header {
        margin-bottom: 50px;
        text-align: left;
    }

    .compliance-header h2 {
        font-size: 32px;
        font-weight: 800;
        margin-bottom: 15px;
        letter-spacing: -0.02em;
    }

    .compliance-header .sub-desc {
        font-size: 16px;
        color: #64748b;
        margin-bottom: 30px;
        font-weight: 500;
    }

    .compliance-header h3 {
        font-size: 22px;
        font-weight: 700;
        margin-top: 40px;
    }

    /* 3. 主体布局：左侧网格，右侧图片 */
    .compliance-body {
        display: flex;
        gap: 50px;
        align-items: center;
    }

    /* 左侧 2x2 网格 */
    .compliance-features-side {
        flex: 1;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    /* 功能卡片样式 */
    .compliance-card {
        background-color: #f8fafc; /* 极浅灰色背景 */
        padding: 30px;
        border-radius: 20px;
        transition: all 0.3s ease;
        border: 1px solid transparent;
    }

    .compliance-card:hover {
        background-color: #ffffff;
        border-color: #f1f5f9;
        box-shadow: 0 10px 30px rgba(0,0,0,0.04);
        transform: translateY(-5px);
    }

    /* 图标圆圈 */
    .comp-icon-box {
        width: 44px;
        height: 44px;
        background-color: #f0fafa; /* 淡青色背景 */
        color: #56B8B8; /* 您的主色调 */
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 20px;
    }

    .compliance-card h4 {
        font-size: 18px;
        font-weight: 800;
        margin: 0 0 10px 0;
    }

    .compliance-card p {
        font-size: 14px;
        line-height: 1.5;
        color: #64748b;
        margin: 0;
    }

    /* 4. 右侧图片区 */
    .compliance-image-side {
        flex: 1.1;
        position: relative;
    }

    /* 模拟图中带标题的图片容器 */
    .image-container-frame {
        background: #ffffff;
        border-radius: 35px;
        box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.12);
        overflow: hidden;
        min-height: 380px;
        display: flex;
        flex-direction: column;
        border: 1px solid #f1f5f9;
    }

    /* 图片顶部的文字提示 */
    .image-tag-overlay {
        padding: 20px 30px;
        font-size: 16px;
        font-weight: 700;
        color: #1e293b;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .image-tag-overlay::before {
        content: "";
        width: 20px;
        height: 4px;
        background: #56B8B8; /* 主色调线 */
        border-radius: 2px;
    }

    .compliance-main-img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
    }

    /* 5. 响应式适配 */
    @media (max-width: 992px) {
        .compliance-body {
            flex-direction: column;
        }
        .compliance-features-side {
            width: 100%;
        }
        .compliance-image-side {
            width: 100%;
        }
        .compliance-header {
            text-align: center;
        }
    }

    @media (max-width: 640px) {
        .compliance-features-side {
            grid-template-columns: 1fr; /* 手机端单列 */
        }
    }