.tech-qc-section, .tech-qc-section * {
        box-sizing: border-box !important;
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif !important;
    }

    .tech-qc-section {
        max-width: 1000px;
        margin: 60px auto;
        padding: 0 20px;
        color: #374151 !important;
        background-color: transparent;
    }

    /* 头部样式 */
    .tech-qc-header {
        text-align: center;
        margin-bottom: 50px;
    }
    .tech-qc-badge {
        font-size: 12px !important;
        letter-spacing: 1.5px;
        color: #F2A15B !important;
        font-weight: 700 !important;
        display: block;
        margin-bottom: 12px;
        text-transform: uppercase;
    }
    .tech-qc-title {
        font-size: 34px !important;
        font-weight: 700 !important;
        color: #091344 !important; /* 工业深蓝 */
        margin: 0 0 16px 0 !important;
        line-height: 1.3 !important;
    }
    .tech-qc-subtitle {
        font-size: 16px !important;
        color: #6B7280 !important;
        line-height: 1.6 !important;
        max-width: 800px;
        margin: 0 auto !important;
    }

    /* 通用模块样式 */
    .tech-qc-module {
        margin-bottom: 40px !important;
        background-color: #FFFFFF !important;
        border: 1px solid #E5E7EB !important;
        border-radius: 12px !important;
        padding: 30px !important;
        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.03) !important;
    }
    .tech-qc-bg-light {
        background-color: #F0F4F9 !important; /* 浅蓝底座区别层次 */
        border: none !important;
    }
    .tech-qc-module-title {
        font-size: 22px !important;
        font-weight: 700 !important;
        color: #091344 !important;
        margin: 0 0 24px 0 !important;
        padding-bottom: 12px !important;
        border-bottom: 1px solid rgba(0,0,0,0.05) !important;
    }

    /* 1. 2x2 网格卡片 */
    .tech-qc-grid-2x2 {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: 24px !important;
    }
    .tech-qc-card {
        background: #F9FAFB !important;
        padding: 20px !important;
        border-radius: 8px !important;
        border-left: 3px solid #F2A15B !important; /* 左侧科技橙拉线 */
    }
    .tech-qc-card-header {
        display: flex !important;
        align-items: center !important;
        margin-bottom: 10px !important;
    }
    .tech-qc-number {
        background: #091344 !important;
        color: #FFFFFF !important;
        font-size: 12px !important;
        font-weight: bold !important;
        padding: 2px 8px !important;
        border-radius: 4px !important;
        margin-right: 12px !important;
    }
    .tech-qc-card-header strong {
        font-size: 16px !important;
        color: #1F2937 !important;
    }
    .tech-qc-card-body {
        font-size: 14px !important;
        line-height: 1.6 !important;
        color: #4B5563 !important;
    }

    /* 2. 3列适用范围 */
    .tech-qc-grid-3 {
        display: grid !important;
        grid-template-columns: 1fr 1fr 1fr !important;
        gap: 20px !important;
    }
    .tech-qc-scope-box {
        background: #FFFFFF !important;
        border: 1px solid #E5E7EB !important;
        padding: 24px !important;
        border-radius: 8px !important;
    }
    .tech-qc-scope-icon {
        color: #F2A15B !important;
        margin-bottom: 16px !important;
    }
    .tech-qc-scope-box h3 {
        font-size: 16px !important;
        font-weight: 700 !important;
        color: #091344 !important;
        margin: 0 0 12px 0 !important;
    }
    .tech-qc-scope-box ul {
        margin: 0 !important;
        padding-left: 16px !important;
    }
    .tech-qc-scope-box li {
        font-size: 14px !important;
        color: #4B5563 !important;
        line-height: 1.6 !important;
        margin-bottom: 10px !important;
    }
    .tech-qc-scope-box li:last-child {
        margin-bottom: 0 !important;
    }

    /* 3. 干净的数字列表 */
    .tech-qc-list-clean {
        list-style: none !important;
        padding: 0 !important;
        margin: 0 !important;
    }
    .tech-qc-list-clean li {
        display: flex !important;
        align-items: flex-start !important;
        margin-bottom: 16px !important;
        background: #FFFFFF !important;
        padding: 16px !important;
        border-radius: 8px !important;
        box-shadow: 0 2px 4px rgba(0,0,0,0.02) !important;
    }
    .tech-qc-list-clean li:last-child {
        margin-bottom: 0 !important;
    }
    .tech-qc-list-badge {
        flex-shrink: 0 !important;
        font-weight: 700 !important;
        color: #F2A15B !important;
        font-size: 16px !important;
        margin-right: 16px !important;
        width: 32px !important;
        height: 32px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        background: rgba(242, 161, 91, 0.1) !important;
        border-radius: 50% !important;
    }
    .tech-qc-list-clean p {
        margin: 0 !important;
        font-size: 15px !important;
        line-height: 1.6 !important;
        padding-top: 4px !important;
    }

    /* 4. 警示警告框 */
    .tech-qc-alert-box {
        background-color: #FFFBEB !important; /* 极浅的警告黄/橙色 */
        border-left: 4px solid #F59E0B !important;
        padding: 16px 20px !important;
        border-radius: 4px !important;
        margin-bottom: 16px !important;
    }
    .tech-qc-alert-box:last-child {
        margin-bottom: 0 !important;
    }
    .tech-qc-alert-box strong {
        display: block !important;
        font-size: 15px !important;
        color: #92400E !important;
        margin-bottom: 6px !important;
    }
    .tech-qc-alert-box p {
        margin: 0 !important;
        font-size: 14px !important;
        line-height: 1.6 !important;
        color: #B45309 !important;
    }

    /* 5. 记录清单 */
    .tech-qc-record-wrap {
        background: #FFFFFF !important;
        padding: 24px !important;
        border-radius: 8px !important;
    }
    .tech-qc-record-item {
        display: flex !important;
        align-items: flex-start !important;
        margin-bottom: 12px !important;
    }
    .tech-qc-record-item svg {
        flex-shrink: 0 !important;
        margin-top: 2px !important;
        margin-right: 12px !important;
    }
    .tech-qc-record-item p {
        margin: 0 !important;
        font-size: 15px !important;
        line-height: 1.6 !important;
    }
    .tech-qc-record-sublist {
        padding-left: 44px !important;
        margin: 0 0 16px 0 !important;
        list-style-type: disc !important;
        color: #4B5563 !important;
    }
    .tech-qc-record-sublist li {
        font-size: 14px !important;
        margin-bottom: 8px !important;
        line-height: 1.6 !important;
    }

    /* 移动端响应式 */
    @media (max-width: 768px) {
        .tech-qc-title { font-size: 26px !important; }
        .tech-qc-grid-2x2, .tech-qc-grid-3 { grid-template-columns: 1fr !important; }
        .tech-qc-module { padding: 20px !important; }
        .tech-qc-record-sublist { padding-left: 24px !important; }
    }