/* Banner 样式 */
.banner {
    position: relative;
    width: 100%;
    height: 430px;
    overflow: hidden;
}

.banner-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.8);
}

.banner-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    z-index: 2;
}

.banner-content h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* 客户价值部分 */
.customer-value {
    padding: 80px 0;
    background-color: #fff;
}

.section-title {
    color: #162565;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 25px;
    position: relative;
}

.section-text {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
}

/* 核心运维服务体系 */
.maintenance-system {
    padding: 80px 0;
    background-color: #f8f8f8;
}

.service-list {
    list-style: none;
    padding: 0;
    margin: 30px 0;
}

.service-item-list {
    display: flex;
    margin-bottom: 25px;
}

.bullet {
    width: 8px;
    height: 8px;
    background-color: #0062cc;
    border-radius: 50%;
    margin-top: 8px;
    margin-right: 15px;
    flex-shrink: 0;
}

.service-content-list p {
    font-size: 16px;
    line-height: 1.8;
    color: #333;
    margin: 0;
}

.service-image {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.service-image img {
    max-width: 100%;
    border-radius: 8px;
}

/* SAP PA认证部分 */
.sap-certification {
    padding: 80px 0;
    background-color: #fff;
}

.sap-certification img {
    max-width: 300px;
    margin: 0 auto;
    display: block;
}

/* 运维整体流程 */
.maintenance-flow {
    padding: 80px 0;
    background-color: #f8f8f8;
}

.flow-chart {
    margin-top: 40px;
    text-align: center;
}

.flow-chart img {
    max-width: 100%;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

/* 服务案例 */
.case-studies {
    padding: 80px 0;
    background-color: #fff;
}

.case-item {
    background-color: #fff;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid #eaeaea;
    margin-bottom: 30px;
    transition: all 0.3s ease;
    height: 100%;
}

.case-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
    border-color: #ddd;
}

.case-item img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.case-content {
    padding: 20px;
}

.case-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: #162565;
    margin-bottom: 15px;
    position: relative;
}

.case-info {
    display: flex;
    justify-content: space-between;
}

.case-details {
    flex: 1;
}

.case-details p {
    font-size: 13px;
    line-height: 1.5;
    color: #666;
    margin-bottom: 5px;
}

.case-nav {
    display: flex;
    align-items: flex-end;
    margin-left: 15px;
}

.case-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: #f5f5f5;
    color: #0062cc;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.case-arrow:hover {
    background-color: #0062cc;
    color: #fff;
}

.btn-more {
    display: inline-block;
    padding: 10px 30px;
    background-color: transparent;
    border: 1px solid #0062cc;
    color: #0062cc;
    font-weight: 500;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-more:hover {
    background-color: #0062cc;
    color: #fff;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .banner {
        height: 300px;
    }
    
    .banner-content h1 {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .case-item {
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    .banner {
        height: 250px;
    }
    
    .banner-content h1 {
        font-size: 28px;
    }
    
    .customer-value, .maintenance-system, .sap-certification, .maintenance-flow, .case-studies {
        padding: 50px 0;
    }
    
    .section-title {
        font-size: 22px;
    }
}

/* 服务案例列表页样式 */
.case-list {
    padding: 80px 0;
    background-color: #fff;
}

/* 调整案例列表页中的项目间距 */
.case-list .case-item {
    height: 100%;
    margin-bottom: 0;
}

/* 分页样式 */
.pagination-wrapper {
    margin-top: 40px;
}

.pagination .page-link {
    width: 40px;
    height: 40px;
    margin: 0 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    border: 1px solid #dee2e6;
    color: #666;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pagination .page-item.active .page-link {
    /* background-color: #0062cc;
    border-color: #0062cc; */
    background-color: #3F4B7E;
    border-color: #3F4B7E;
    color: #fff;
}

.pagination .page-item.disabled .page-link {
    cursor: not-allowed;
    opacity: 0.5;
}

.pagination .page-item:not(.active):not(.disabled) .page-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 2px 5px rgba(0, 98, 204, 0.2);
}

/* 让列表页中的案例项在移动端上有更好的布局 */
@media (max-width: 768px) {
    .case-list .col-md-4 {
        margin-bottom: 20px;
    }
}

/* 分页加载动画 */
.case-item.loading {
    position: relative;
}

.case-item.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.7);
    backdrop-filter: blur(2px);
    z-index: 10;
}

.case-item.loading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #0062cc;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    z-index: 11;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}