/* QT MAT 品牌统一排版系统 - 现代专业蓝灰体系 */
.qt-news-body {
    max-width: 1180px;
    margin: 0 auto;
    font-family: Arial, Helvetica, sans-serif;
    color: #334155;
    line-height: 1.8;
    background-color: #ffffff;
    padding: 32px 28px;
    border-radius: 28px;
    box-sizing: border-box;
}

.qt-news-body * {
    box-sizing: border-box;
}

/* 标题规范：经典 25px + 品牌蓝 4px 边条 */
.qt-news-body h2 {
    font-size: 25px;
    font-weight: 700;
    color: #0f172a;
    border-left: 4px solid #007BFF;
    padding-left: 14px;
    margin-top: 42px;
    margin-bottom: 20px;
    line-height: 1.35;
}

.qt-news-body h3 {
    font-size: 19px;
    font-weight: 700;
    color: #1e293b;
    margin-top: 24px;
    margin-bottom: 12px;
}

.qt-news-body p {
    font-size: 16px;
    color: #334155;
    margin-bottom: 16px;
    line-height: 1.8;
}

.qt-news-body strong {
    color: #0f172a;
}

.qt-news-body a {
    color: #007BFF;
    text-decoration: none;
}
.qt-news-body a:hover {
    text-decoration: underline;
}

/* 1. 横向一体化单行卡片条（专业与安全双核心概览） */
.horizontal-flow-strip {
    display: flex;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 18px;
    padding: 16px;
    margin: 28px 0 36px 0;
    gap: 16px;
}

.flow-step {
    flex: 1;
    background: #ffffff;
    border: 1px solid #edf2f7;
    border-radius: 14px;
    padding: 18px 20px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.flow-step:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.05);
}

.step-num {
    font-size: 12px;
    font-weight: 800;
    color: #007BFF;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
    text-transform: uppercase;
}

.step-title {
    font-size: 16px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 6px;
}

.step-desc {
    font-size: 13.5px;
    color: #64748b;
    line-height: 1.55;
    margin: 0;
}

/* 2. 双列定制设计清单与内置配图优化 */
.design-options-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    margin: 24px 0 32px 0;
}

.design-item {
    background: #f8fafc;
    border-left: 4px solid #007BFF;
    border-radius: 0 16px 16px 0;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.design-item-title {
    font-size: 16.5px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 8px;
}

.design-item-desc {
    font-size: 14px;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 12px;
    flex-grow: 1;
}

.design-item-photo {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
}

/* 3. 工厂管控图文排版组件（三张图尺寸完全统一） */
.factory-feature-block {
    display: flex;
    align-items: center;
    gap: 24px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 18px;
    padding: 22px;
    margin: 22px 0;
}

.factory-feature-photo {
    width: 38%;
    max-width: 320px;
    height: 200px;
    object-fit: cover;
    border-radius: 14px;
    border: 1px solid #e2e8f0;
    flex-shrink: 0;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.05);
}

.factory-feature-content {
    flex: 1;
}

.factory-feature-content p {
    margin: 0;
    font-size: 15.5px;
    color: #334155;
    line-height: 1.75;
}

/* 4. 核心提示框 */
.qt-highlight-card {
    background: #f1f7ff;
    border: 1px solid #d0e4ff;
    border-left: 4px solid #007BFF;
    border-radius: 16px;
    padding: 22px 24px;
    margin: 28px 0;
    color: #0f172a;
    font-size: 15.5px;
    line-height: 1.7;
}

/* 5. 底部 CTA 转化卡片 */
.qt-cta-box {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
    border-radius: 22px;
    padding: 38px 24px;
    text-align: center;
    margin-top: 48px;
}

.qt-cta-box h3 {
    font-size: 23px;
    font-weight: 700;
    color: #0f172a;
    margin: 0 0 12px 0;
}

.qt-cta-box p {
    font-size: 15.5px;
    color: #64748b;
    max-width: 680px;
    margin: 0 auto 26px auto;
    line-height: 1.65;
}

.qt-btn-group {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
}

.qt-btn-primary {
    display: inline-block;
    background: #007BFF;
    color: #ffffff !important;
    font-weight: 700;
    font-size: 15px;
    padding: 12px 34px;
    border-radius: 50px;
    text-decoration: none !important;
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.25);
    transition: all 0.2s ease;
}

.qt-btn-primary:hover {
    background: #0069d9;
    transform: translateY(-2px);
}

.qt-btn-secondary {
    display: inline-block;
    background: #ffffff;
    color: #007BFF !important;
    border: 1.5px solid #007BFF;
    font-weight: 700;
    font-size: 15px;
    padding: 12px 28px;
    border-radius: 50px;
    text-decoration: none !important;
    transition: all 0.2s ease;
}

.qt-btn-secondary:hover {
    background: #f1f7ff;
    transform: translateY(-2px);
}

/* 移动端自适应 */
@media (max-width: 768px) {
    .qt-news-body {
        padding: 20px 16px;
        border-radius: 16px;
    }
    .horizontal-flow-strip {
        flex-direction: column;
        gap: 12px;
    }
    .design-options-list {
        grid-template-columns: 1fr;
        gap: 14px;
    }
    .factory-feature-block {
        flex-direction: column;
        gap: 16px;
        padding: 16px;
    }
    .factory-feature-photo {
        width: 100%;
        max-width: 100%;
        height: 190px;
    }
    .qt-news-body h2 {
        font-size: 21px;
        margin-top: 32px;
    }
    .qt-btn-primary, .qt-btn-secondary {
        width: 100%;
        text-align: center;
    }
}