/* 案例展示区域 */
.cases-section {
    background: white;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.case-card {
    background: white;
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
}

.case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.case-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
}

.case-info h3 {
    font-size: 20px;
    font-weight: 700;
    color: rgba(10, 36, 99, 1);
    margin-bottom: 8px;
    font-family: 'SourceHanSans-Bold', sans-serif;
}

.case-industry {
    font-size: 14px;
    color: rgba(102, 102, 102, 1);
}

.case-contract {
    padding: 8px 16px;
    background: rgba(255, 125, 0, 0.1);
    color: rgba(255, 125, 0, 1);
    border-radius: 9999px;
    font-size: 14px;
    font-family: 'SourceHanSans-Medium', sans-serif;
    white-space: nowrap;
}

.case-image {
    margin-bottom: 24px;
}

.case-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.case-image-placeholder {
    width: 100%;
    height: 201px;
    background: rgba(245, 247, 250, 1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    color: rgba(153, 153, 153, 1);
    font-size: 14px;
}

.case-image-placeholder i {
    font-size: 48px;
    margin-bottom: 8px;
}

.case-description {
    font-size: 14px;
    color: rgba(102, 102, 102, 1);
    line-height: 1.8;
}

/* 行业覆盖区域 */
.industries-section {
    background: rgba(245, 247, 250, 1);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 16px;
}

.industry-card {
    background: white;
    border-radius: 12px;
    padding: 24px 32px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
}

.industry-card:hover {
    transform: translateY(-4px);
}

.industry-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.industry-icon i {
    font-size: 28px;
    color: rgba(10, 36, 99, 1);
}

.industry-name {
    font-size: 16px;
    font-weight: 600;
    color: rgba(10, 36, 99, 1);
    font-family: 'SourceHanSans-SemiBold', sans-serif;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .industries-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .cases-grid {
        grid-template-columns: 1fr;
    }
    .case-card {
        padding: 20px;
    }
    .case-header {
        flex-direction: column;
        gap: 12px;
    }
    .case-info h3 {
        font-size: 18px;
    }
    .case-description {
        font-size: 13px;
    }
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .industry-card {
        padding: 16px 12px;
    }
    .industry-icon {
        width: 40px;
        height: 40px;
    }
    .industry-icon i {
        font-size: 22px;
    }
    .industry-name {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .case-card {
        padding: 16px;
    }
    .case-info h3 {
        font-size: 16px;
    }
    .case-contract {
        font-size: 12px;
        padding: 6px 12px;
    }
    .industries-grid {
        gap: 8px;
    }
    .industry-card {
        padding: 12px 8px;
    }
    .industry-icon {
        width: 36px;
        height: 36px;
    }
    .industry-icon i {
        font-size: 20px;
    }
    .industry-name {
        font-size: 13px;
    }
}