/* 通用的区块标题样式 */
.section-header {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-header h2 {
    font-size: 28px;
    color: #333;
    margin-bottom: 10px;
    font-weight: normal;
}

.section-header .subtitle {
    font-size: 18px;
    color: #999;
    margin-bottom: 0;
}

.red-line {
    width: 40px;
    height: 4px;
    background: #DA251C;
    margin: 20px auto 0;
}

/* 响应式适配 */
@media (max-width: 992px) {
    .section-header {
        margin-bottom: 40px;
    }

    .section-header h2 {
        font-size: 24px;
    }

    .section-header .subtitle {
        font-size: 16px;
    }
}

@media (max-width: 768px) {
    .section-header h2 {
        font-size: 20px;
    }

    .section-header .subtitle {
        font-size: 14px;
    }
}