/**
 * 成功案例展示样式
 */

/* 案例展示区域 */
.cases-showcase {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.cases-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
    color: #666;
}

/* 案例分类标签 */
.case-categories {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.category-tab {
    padding: 0.75rem 1.5rem;
    background: white;
    border: 2px solid #e0e0e0;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    color: #666;
}

.category-tab:hover,
.category-tab.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* 案例网格 */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.case-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.case-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.case-header {
    padding: 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
}

.case-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255,255,255,0.2);
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.case-date {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 0.85rem;
    opacity: 0.9;
}

.case-header h3 {
    margin: 0.5rem 0;
    font-size: 1.3rem;
}

.case-body {
    padding: 1.5rem;
}

.case-section {
    margin-bottom: 1.5rem;
}

.case-section:last-child {
    margin-bottom: 0;
}

.case-section h4 {
    color: var(--primary-color);
    font-size: 1rem;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
}

.case-section h4 i {
    margin-right: 0.5rem;
    color: var(--accent-color);
}

.case-section p {
    color: #666;
    line-height: 1.6;
    margin: 0;
}

.case-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: 1rem;
    background: #f5f7fa;
    border-radius: 8px;
}

.meta-item {
    text-align: center;
}

.meta-item label {
    display: block;
    font-size: 0.85rem;
    color: #999;
    margin-bottom: 0.25rem;
}

.meta-item strong {
    display: block;
    color: #333;
    font-size: 1rem;
}

.case-footer {
    padding: 1rem 1.5rem;
    background: #f5f7fa;
    border-top: 1px solid #e0e0e0;
}

.client-review {
    font-style: italic;
    color: #666;
    margin: 0;
    position: relative;
    padding-left: 1.5rem;
}

.client-review::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -0.5rem;
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0.3;
}

.review-author {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: #999;
    text-align: right;
}

/* 加载更多 */
.load-more-cases {
    text-align: center;
    margin-top: 3rem;
}

.load-more-btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: white;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.load-more-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.3);
}

.load-more-btn i {
    margin-left: 0.5rem;
}

/* 统计数据 */
.case-statistics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: #666;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .cases-showcase {
        padding: 2rem 1rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .case-meta {
        grid-template-columns: 1fr;
    }
    
    .case-statistics {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
        padding: 1.5rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}