/**
 * 解决方案页面样式
 */

/* 页面标题样式 */
.page-header {
    margin-top: 76px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 60px 0;
}

/* 解决方案部分样式 */
.solution-section {
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.solution-section:nth-child(even) {
    background-color: #f8f9fa;
}

.section-title {
    color: #333;
    margin-bottom: 30px;
    position: relative;
    padding-bottom: 15px;
    font-size: 2.5rem;
    font-weight: 600;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: #007bff;
}

.solution-features {
    list-style: none;
    padding-left: 0;
    margin: 30px 0;
}

.solution-features li {
    margin-bottom: 20px;
    padding-left: 30px;
    position: relative;
    font-size: 1.1rem;
    color: #555;
}

.solution-features li i {
    position: absolute;
    left: 0;
    top: 4px;
    color: #007bff;
}

.solution-image {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.solution-image img {
    width: 100%;
    height: auto;
    transition: transform 0.5s ease;
}

.solution-image:hover img {
    transform: scale(1.05);
}

/* 案例研究部分样式 */
.case-studies {
    padding: 80px 0;
    background-color: #fff;
}

.case-studies .card {
    border: none;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    height: 100%;
    margin-bottom: 30px;
}

.case-studies .card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
}

.case-studies .card-img-top {
    height: 240px;
    object-fit: cover;
}

.case-studies .card-body {
    padding: 25px;
}

.case-studies .card-title {
    color: #333;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.case-studies .card-text {
    color: #666;
    font-size: 1rem;
    line-height: 1.6;
}

/* 按钮样式 */
.btn-primary {
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 6px;
    background-color: #007bff;
    border: none;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,123,255,0.3);
    background-color: #0056b3;
}

/* 响应式调整 */
@media (max-width: 991px) {
    .solution-section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .solution-image {
        margin-top: 40px;
    }
}

@media (max-width: 768px) {
    .solution-section {
        padding: 40px 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .solution-features li {
        font-size: 1rem;
    }
    
    .case-studies .card-img-top {
        height: 200px;
    }
}

/* 动画效果 */
.solution-section {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease-out forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 图标样式优化 */
.fa-check-circle {
    font-size: 1.2rem;
    margin-right: 10px;
    vertical-align: middle;
}

/* 内容间距优化 */
p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: #555;
}

/* 图片加载优化 */
.solution-image img {
    display: block;
    max-width: 100%;
    height: auto;
}