/* 页面头部 */
.page-header {
    position: relative;
    height: 400px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 60px;
}

.page-header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.8), rgba(0, 204, 102, 0.8));
}

.page-header-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: white;
}

.page-header-content h1 {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 20px;
}

.page-header-content p {
    font-size: 20px;
    margin-bottom: 30px;
}

.breadcrumb {
    font-size: 16px;
    opacity: 0.9;
}

.breadcrumb a {
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    opacity: 0.8;
}

.breadcrumb span {
    color: white;
}

/* 业务介绍 */
.intro-section {
    padding: 80px 0;
    background: white;
}

.intro-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-text h2 {
    font-size: 36px;
    margin-bottom: 30px;
    color: var(--dark-color);
}

.intro-text p {
    color: #666;
    line-height: 2;
    margin-bottom: 20px;
    text-align: justify;
    text-indent: 2em;
}

.intro-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

/* 产品展示 */
.products-section {
    padding: 80px 0;
    background: var(--light-color);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.product-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.product-info {
    padding: 25px;
}

.product-info h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.product-info p {
    color: #666;
    line-height: 1.8;
}

/* 服务流程 */
.process-section {
    padding: 80px 0;
    background: white;
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.process-item {
    text-align: center;
    padding: 30px;
    background: var(--light-color);
    border-radius: 15px;
    transition: var(--transition);
}

.process-item:hover {
    background: white;
    box-shadow: var(--shadow);
    transform: translateY(-5px);
}

.process-number {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: bold;
}

.process-content h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.process-content p {
    color: #666;
    line-height: 1.6;
}

/* 质量保证 */
.quality-section {
    padding: 80px 0;
    background: var(--light-color);
}

.quality-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.quality-item {
    text-align: center;
    padding: 40px 20px;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.quality-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.quality-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: bold;
}

.quality-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.quality-item p {
    color: #666;
    line-height: 1.8;
}

/* 成功案例详情 */
.cases-detail-section {
    padding: 80px 0;
    background: white;
}

.cases-detail-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

.case-detail-card {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    background: var(--light-color);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.case-detail-card:hover {
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.case-detail-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-detail-content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.case-detail-content h3 {
    font-size: 28px;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.case-meta {
    color: var(--primary-color);
    font-size: 14px;
    margin-bottom: 20px;
    font-weight: 500;
}

.case-detail-content p {
    color: #666;
    line-height: 2;
    text-align: justify;
}

/* CTA区域 */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.cta-content {
    text-align: center;
}

.cta-content h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.cta-section .btn {
    background: white;
    color: var(--primary-color);
    border: 2px solid white;
}

.cta-section .btn-primary:hover {
    background: transparent;
    color: white;
}

.cta-section .btn-secondary {
    background: transparent;
    color: white;
}

.cta-section .btn-secondary:hover {
    background: white;
    color: var(--primary-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .page-header {
        height: 300px;
    }
    
    .page-header-content h1 {
        font-size: 32px;
    }
    
    .page-header-content p {
        font-size: 16px;
    }
    
    .intro-content {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .process-timeline {
        grid-template-columns: 1fr;
    }
    
    .quality-grid {
        grid-template-columns: 1fr;
    }
    
    .case-detail-card {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
}