/* ==================== 案例页样式 ==================== */

/* 案例筛选 */
.cases-filter {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    font-size: 15px;
    color: var(--text-gray);
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 24px;
    transition: var(--transition);
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.filter-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

/* 案例网格 */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.case-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.case-img {
    overflow: hidden;
}

.case-img img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.case-img .img-placeholder {
    height: 220px;
    border-radius: 0;
    transition: var(--transition);
}

.case-card:hover .case-img .img-placeholder {
    transform: scale(1.05);
}

.case-content {
    padding: 24px;
}

.case-tag {
    display: inline-block;
    font-size: 12px;
    color: var(--primary-color);
    background: rgba(26, 92, 158, 0.1);
    padding: 4px 12px;
    border-radius: 4px;
    margin-bottom: 12px;
}

.case-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.case-desc {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 20px;
}

.case-stats {
    display: flex;
    gap: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.case-stats .stat {
    flex: 1;
}

.stat-value {
    display: block;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-light);
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 48px;
}

.pagination-item {
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    color: var(--text-gray);
    transition: var(--transition);
}

.pagination-item:hover:not(.disabled):not(.active) {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.pagination-item.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

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

/* CTA */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 80px 0;
}

.cta-wrapper {
    text-align: center;
    color: #fff;
}

.cta-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-desc {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 32px;
}

/* 图片占位符 */
.img-placeholder {
    width: 100%;
    background: linear-gradient(135deg, #e8f4fc 0%, #d4e9f7 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #999;
    border: 2px dashed #ccc;
}

.img-placeholder span {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 8px;
}

.img-placeholder small {
    font-size: 12px;
}

/* 移动端菜单 */
.mobile-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: #fff;
    padding: 20px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
}

.mobile-nav-item {
    border-bottom: 1px solid var(--border-color);
}

.mobile-nav-item a {
    display: block;
    padding: 16px 0;
    font-size: 16px;
}

.mobile-nav-item.active a {
    color: var(--primary-color);
}

/* 响应式 */
@media (max-width: 992px) {
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .cases-grid {
        grid-template-columns: 1fr;
    }

    .cases-filter {
        gap: 8px;
    }

    .filter-btn {
        padding: 8px 16px;
        font-size: 14px;
    }

    .case-stats {
        flex-direction: column;
        gap: 12px;
    }
}

.pagination .prev {
    min-width: 80px
}

.pagination .next {
    min-width: 80px
}