/* ========= 按钮组通用样式开始 ========= */
.zcf-action-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin: 20px 0;
}

.zcf-btn {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 10px 26px;
    border-radius: 40px;
    font-weight: 600;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.zcf-btn-primary {
    background-color: var(--primary);
}

.zcf-btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(30, 58, 95, 0.25);
}

.zcf-btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.zcf-btn-outline:hover {
    background: var(--primary-light);
    transform: translateY(-1px);
}

/* ========= 按钮组通用样式结束 ========= */

/* ========= 30秒看懂零碳工厂样式开始 ========= */
.zcf-section-title-1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
    margin: 20px 0 48px;
}

.zcf-feature-card {
    background: var(--white);
    padding: 28px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid #eef2f6;
}

.zcf-feature-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: #cbd5e1;
}

.zcf-feature-icon {
    width: 52px;
    height: 52px;
    background-color: var(--primary-light);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.zcf-feature-icon i {
    color: var(--primary);
    font-size: 24px;
}

.zcf-feature-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-strong);
    margin-bottom: 12px;
}

.zcf-feature-card p {
    font-size: 0.86rem;
    color: var(--text-main);
    line-height: 1.55;
}

/* ========= 30秒看懂零碳工厂样式结束 ========= */

/* ========= 什么是零碳工厂建设与申报评价咨询样式开始 ========= */
.zcf-section-title-2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-content-card {
    background: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    padding: 28px 32px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 28px;
}

.zcf-content-card:hover {
    border-color: #cbd5e1;
    box-shadow: var(--shadow-md);
}

.zcf-content-card p {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 0.96rem;
    line-height: 1.6;
    font-weight: 450;
}

.zcf-content-card ul {
    margin-left: 0;
    padding-left: 1.5rem;
    color: var(--text-main);
}

.zcf-content-card li {
    margin-bottom: 8px;
    font-size: 0.92rem;
}

.zcf-content-card strong {
    color: var(--primary);
    font-weight: 700;
}

/* ========= 什么是零碳工厂建设与申报评价咨询样式结束 ========= */

/* ========= 零碳工厂建设的核心目标样式开始 ========= */
.zcf-section-title-3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-content-light-3 {
    background: var(--primary-light);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    margin-bottom: 28px;
}

.zcf-content-light-3 p {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 0.96rem;
    line-height: 1.6;
    font-weight: 450;
}

.zcf-content-light-3 ul {
    margin-left: 0;
    padding-left: 1.5rem;
    color: var(--text-main);
}

.zcf-content-light-3 li {
    margin-bottom: 8px;
    font-size: 0.92rem;
}

/* ========= 零碳工厂建设的核心目标样式结束 ========= */

/* ========= 零碳工厂建设的六大核心工作体系样式开始 ========= */
.zcf-section-title-4 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-six-system-card {
    background: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    padding: 28px 32px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 28px;
}

.zcf-six-system-card:hover {
    border-color: #cbd5e1;
    box-shadow: var(--shadow-md);
}

.zcf-six-system-card p {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 0.96rem;
    line-height: 1.6;
}

.zcf-six-system-card ul {
    margin-left: 0;
    padding-left: 1.5rem;
    color: var(--text-main);
}

.zcf-six-system-card li {
    margin-bottom: 8px;
    font-size: 0.92rem;
}

.zcf-six-system-card li strong {
    color: var(--primary);
}

/* ========= 零碳工厂建设的六大核心工作体系样式结束 ========= */

/* ========= 绿色工厂升级为零碳工厂的路径参考样式开始 ========= */
.zcf-section-title-5 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-upgrade-light {
    background: var(--primary-light);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    margin-bottom: 28px;
}

.zcf-upgrade-light p {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 0.96rem;
    line-height: 1.6;
}

.zcf-info-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--radius-sm);
    overflow: auto;
    display: table;
    box-shadow: var(--shadow-sm);
    margin: 20px 0;
    table-layout: fixed;
}

.zcf-info-table th,
.zcf-info-table td {
    border: 1px solid #e2e8f0;
    padding: 14px 16px;
    text-align: left;
    vertical-align: top;
    font-size: 0.86rem;
}

.zcf-info-table th {
    background-color: var(--primary-light);
    color: var(--primary-dark);
    font-weight: 700;
}

/* ========= 绿色工厂升级为零碳工厂的路径参考样式结束 ========= */

/* ========= 为什么很多企业把零碳工厂项目交给世通样式开始 ========= */
.zcf-section-title-6 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-why-card {
    background: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    padding: 28px 32px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 28px;
}

.zcf-why-card:hover {
    border-color: #cbd5e1;
    box-shadow: var(--shadow-md);
}

.zcf-why-card p {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 0.96rem;
    line-height: 1.6;
}

.zcf-why-card strong {
    color: var(--primary);
}

/* ========= 为什么很多企业把零碳工厂项目交给世通样式结束 ========= */

/* ========= AI可直接帮您完成零碳工厂准备的第一步样式开始 ========= */
.zcf-section-title-7 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-content-line-7 {
    background: var(--white);
    border-left: 4px solid var(--primary);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 28px;
}

.zcf-content-line-7:hover {
    border-color: #cbd5e1;
    box-shadow: var(--shadow-md);
}

.zcf-content-line-7 p {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 0.96rem;
    line-height: 1.6;
}

.zcf-content-line-7 ul {
    margin-left: 1.5rem;
    color: var(--gray-700);
}

.zcf-content-line-7 li {
    margin-bottom: 8px;
    font-size: 0.95rem;
}

/* ========= AI可直接帮您完成零碳工厂准备的第一步样式结束 ========= */

/* ========= 数字化支撑样式开始 ========= */
.zcf-section-title-8 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-digital-card-8 {
    background: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    padding: 28px 32px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 28px;
}

.zcf-digital-card-8:hover {
    border-color: #cbd5e1;
    box-shadow: var(--shadow-md);
}

.zcf-digital-card-8 p {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 0.96rem;
    line-height: 1.6;
}

/* ========= 数字化支撑样式结束 ========= */

/* ========= 企业如何推进零碳工厂六步走样式开始 ========= */
.zcf-section-title-9 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 20px 0 48px;
}

.zcf-process-card {
    background: white;
    border-radius: var(--radius-md);
    padding: 22px 20px;
    border: 1px solid #e9edf2;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.zcf-process-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.zcf-process-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
    border-bottom: 1px solid #eef2f7;
    padding-bottom: 12px;
}

.zcf-step-badge {
    width: 40px;
    height: 40px;
    background: var(--primary);
    color: white;
    font-weight: 700;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.zcf-step-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-strong);
}

.zcf-process-card p {
    font-size: 0.82rem;
    color: var(--text-main);
    margin-top: 8px;
    line-height: 1.5;
}

/* ========= 企业如何推进零碳工厂六步走样式结束 ========= */

/* ========= 零碳工厂一站式服务方案样式开始 ========= */
.zcf-section-title-10 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-service-light {
    background: var(--primary-light);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    margin-bottom: 28px;
}

.zcf-service-light p {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 0.96rem;
    line-height: 1.6;
}

.zcf-service-light ul {
    margin-left: 0;
    padding-left: 1.5rem;
    color: var(--text-main);
}

.zcf-service-light li {
    margin-bottom: 8px;
    font-size: 0.92rem;
}

.zcf-service-light strong {
    color: var(--primary);
}

/* ========= 零碳工厂一站式服务方案样式结束 ========= */

/* ========= 做零碳工厂，企业通常需要准备哪些内容样式开始 ========= */
.zcf-section-title-11 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-prepare-card {
    background: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    padding: 28px 32px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 28px;
}

.zcf-prepare-card:hover {
    border-color: #cbd5e1;
    box-shadow: var(--shadow-md);
}

.zcf-prepare-card ul {
    margin-left: 0;
    padding-left: 1.5rem;
    color: var(--text-main);
}

.zcf-prepare-card li {
    margin-bottom: 8px;
    font-size: 0.92rem;
}

.zcf-prepare-card p {
    color: var(--text-main);
    margin-top: 16px;
    font-size: 0.92rem;
}

/* ========= 做零碳工厂，企业通常需要准备哪些内容样式结束 ========= */

/* ========= 企业推进零碳工厂时，最常见的难点是什么样式开始 ========= */
.zcf-section-title-12 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-content-light-12 {
    background: var(--primary-light);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    margin-bottom: 28px;
}

.zcf-content-light-12 {
    background: var(--primary-light);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    margin-bottom: 28px;
}

.zcf-content-light-12 p {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 0.96rem;
    line-height: 1.6;
    font-weight: 450;
}

.zcf-content-light-12 ul {
    margin-left: 0;
    padding-left: 1.5rem;
    color: var(--text-main);
}

.zcf-content-light-12 li {
    margin-bottom: 8px;
    font-size: 0.92rem;
}

/* ========= 企业推进零碳工厂时，最常见的难点是什么样式结束 ========= */

/* ========= 世通如何帮助企业推进零碳工厂样式开始 ========= */
.zcf-section-title-13 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-content-line-13 {
    background: var(--white);
    border-left: 4px solid var(--primary);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 28px;
}

.zcf-content-line-13:hover {
    border-color: #cbd5e1;
    box-shadow: var(--shadow-md);
}

.zcf-content-line-13 p {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 0.96rem;
    line-height: 1.6;
}

/* ========= 世通如何帮助企业推进零碳工厂样式结束 ========= */

/* ========= 做完零碳工厂，很多企业还会继续做这些工作样式开始 ========= */
.zcf-section-title-14 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-digital-card-14 {
    background: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    padding: 28px 32px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 28px;
}

.zcf-digital-card-14:hover {
    border-color: #cbd5e1;
    box-shadow: var(--shadow-md);
}

.zcf-digital-card-14 p {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 0.96rem;
    line-height: 1.6;
}

.zcf-cert-cards-row {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin: 20px 0 20px;
}

.zcf-cert-card {
    flex: 1;
    min-width: 200px;
    background: white;
    border-radius: var(--radius-md);
    padding: 20px 20px;
    border: 1px solid #eef2f6;
    transition: var(--transition);
}

.zcf-cert-card:hover {
    transform: translateY(-3px);
    border-color: #cbd5e1;
}

.zcf-cert-card h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.zcf-cert-card p {
    font-size: 0.81rem;
    color: var(--text-main);
    line-height: 1.5;
}

.zcf-digital-card-8 {
    background: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    padding: 28px 32px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 28px;
}

.zcf-digital-card-8:hover {
    border-color: #cbd5e1;
    box-shadow: var(--shadow-md);
}

.zcf-digital-card-8 p {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 0.96rem;
    line-height: 1.6;
}

/* ========= 做完零碳工厂，很多企业还会继续做这些工作样式结束 ========= */

/* ========= 常见问题FAQ样式开始 ========= */
.zcf-section-title-15 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 48px 0 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary);
    padding-left: 20px;
    letter-spacing: -0.3px;
}

.zcf-faq-simple {
    max-height: 300px;
    border-radius: var(--radius-md);
    overflow: auto;
    border: 1px solid #e9edf2;
    background: white;
    margin-bottom: 40px;
}

.zcf-faq-item {
    border-bottom: 1px solid #eef2f7;
}

.zcf-faq-item:last-child {
    border-bottom: none;
}

.zcf-faq-question {
    padding: 18px 24px;
    font-weight: 700;
    font-size: 0.96rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: 0.2s;
    color: var(--text-strong);
}

.zcf-faq-question i {
    transition: transform 0.3s;
    color: var(--primary);
}

.zcf-faq-question.open i {
    transform: rotate(180deg);
}

.zcf-faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s;
    padding: 0 24px;
    font-size: 0.86rem;
    color: var(--text-main);
    line-height: 1.55;
}

.zcf-faq-answer.open {
    max-height: 300px;
    padding: 0 24px 20px 28px;
}

/* ========= 常见问题FAQ样式结束 ========= */

/* ========= 联系区域样式开始 ========= */
.zcf-contact {
    background: var(--primary-dark);
    color: #fff;
    text-align: center;
    padding: 52px 24px;
    margin-top: 56px;
    border-radius: 24px;
}

.zcf-contact h2 {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.zcf-contact p {
    margin: 15px 0 25px;
    font-size: 1rem;
}

.zcf-contact .zcf-contact-btn-white {
    background: white;
    color: var(--primary);
    border: none;
    padding: 10px 26px;
    border-radius: 40px;
    font-weight: 600;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
    margin: 8px;
}

.zcf-contact .zcf-contact-btn-white:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.zcf-contact .zcf-contact-btn-outline {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: white;
    padding: 10px 26px;
    border-radius: 40px;
    font-weight: 600;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
    margin: 8px;
}

.zcf-contact .zcf-contact-btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

/* ========= 联系区域样式结束 ========= */