/* 超级外层容器：强制生效背景色，不依赖 body */
    .wecct-master-wrapper {
        background-color: #f7f0e8 !important;
        padding: 50px 20px !important;
        font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif !important;
        color: #333333 !important;
    }

    /* 内容最大宽度居中 */
    .wecct-content-core {
        max-width: 900px !important;
        margin: 0 auto !important;
    }

    /* 每一个独立的卡片框架 (强制分离) */
    .wecct-section-card {
        background-color: #ffffff !important;
        border-radius: 16px !important;
        padding: 40px 50px !important;
        margin-bottom: 40px !important; /* 强制拉大卡片之间的距离 */
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06) !important;
        border-top: 4px solid transparent;
        transition: transform 0.3s ease;
        overflow: hidden;
    }

    .wecct-section-card:hover {
        transform: translateY(-5px);
    }

    /* 顶部特殊框架 */
    .wecct-header-card {
        text-align: center;
        border-top: 6px solid #B22222 !important; /* 深红色顶部强调线 */
    }

    /* 图片样式 */
    .wecct-feature-img {
        width: 100% !important;
        height: auto !important;
        max-height: 400px !important;
        object-fit: cover !important;
        border-radius: 12px !important;
        margin-bottom: 25px !important;
        box-shadow: 0 4px 15px rgba(0,0,0,0.1) !important;
    }

    /* 标题样式 */
    .wecct-header-card h1 {
        font-size: 42px !important;
        color: #1a1a1a !important;
        margin: 15px 0 !important;
        font-weight: bold !important;
    }

    .wecct-subtitle {
        font-size: 18px !important;
        color: #666 !important;
        font-weight: 600 !important;
    }

    .wecct-section-card h2 {
        font-size: 28px !important;
        color: #B22222 !important; /* 品牌红 */
        margin-top: 0 !important;
        margin-bottom: 20px !important;
        padding-bottom: 15px !important;
        border-bottom: 2px solid #f7f0e8 !important;
    }

    .wecct-section-card h3 {
        font-size: 20px !important;
        color: #222 !important;
        margin-top: 30px !important;
        margin-bottom: 10px !important;
        border-left: 4px solid #E63946 !important;
        padding-left: 12px !important;
    }

    /* 正文样式 */
    .wecct-section-card p {
        font-size: 16px !important;
        line-height: 1.8 !important;
        color: #444 !important;
        margin-bottom: 15px !important;
    }

    .wecct-section-card ul {
        margin-bottom: 20px !important;
        padding-left: 20px !important;
    }

    .wecct-section-card li {
        font-size: 16px !important;
        color: #444 !important;
        margin-bottom: 10px !important;
        line-height: 1.6 !important;
    }

    /* 手机端响应式 */
    @media (max-width: 768px) {
        .wecct-master-wrapper { padding: 30px 15px !important; }
        .wecct-section-card { padding: 30px 20px !important; margin-bottom: 25px !important; }
        .wecct-header-card h1 { font-size: 32px !important; }
        .wecct-section-card h2 { font-size: 24px !important; }
        .wecct-feature-img { max-height: 250px !important; }
    }