/* ========================================
   产品介绍页面样式
   ======================================== */

/* 产品介绍说明区 */
.service-intro {
    background: #f9f9f9;
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 30px;
    border-left: 4px solid #0390d9;
}

.service-intro p {
    line-height: 2;
    color: #555;
    margin-bottom: 10px;
    text-indent: 2em;
}

.service-intro .copyright-link {
    color: #ff0000;
    font-weight: bold;
}

.service-intro .contact-tip {
    text-indent: 0;
    color: #0390d9;
    font-weight: bold;
    margin-top: 10px;
}

/* 子导航标签 */
.service-tabs {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    border-bottom: 2px solid #e0e0e0;
    padding-bottom: 0;
}

.service-tabs a {
    display: inline-block;
    padding: 10px 20px;
    color: #555;
    font-size: 15px;
    font-weight: 600;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s;
}

.service-tabs a:hover {
    color: #0390d9;
    text-decoration: none;
}

.service-tabs a.active {
    color: #0390d9;
    border-bottom-color: #0390d9;
}

/* 需求痛点 */
.pain-section {
    margin-bottom: 30px;
}

.pain-title {
    font-size: 18px;
    color: #0390d9;
    margin: 0 0 20px 0;
    padding-left: 15px;
    border-left: 4px solid #0390d9;
    font-weight: bold;
}

.pain-intro p {
    line-height: 2;
    color: #555;
    margin-bottom: 10px;
    text-indent: 2em;
}

.pain-list {
    background: #f9f9f9;
    border-radius: 8px;
    padding: 20px 25px;
}

.pain-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 12px 0;
    border-bottom: 1px dashed #e0e0e0;
}

.pain-item:last-child {
    border-bottom: none;
}

.pain-num {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, #0390d9 0%, #0277b6 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
    margin-top: 2px;
}

.pain-text {
    font-size: 14px;
    color: #555;
    line-height: 1.8;
}

.pain-more {
    text-align: center;
    color: #999;
    font-size: 16px;
    margin-top: 10px;
    letter-spacing: 2px;
}

/* 系统特点 */
.feature-section {
    margin-bottom: 30px;
}

.feature-title {
    font-size: 18px;
    color: #0390d9;
    margin: 0 0 20px 0;
    padding-left: 15px;
    border-left: 4px solid #0390d9;
    font-weight: bold;
}

.feature-content {
    background: #f9f9f9;
    border-radius: 8px;
    padding: 25px;
    border-left: 4px solid #0390d9;
}

.feature-content p {
    line-height: 2;
    color: #555;
    text-indent: 2em;
    margin: 0;
}

@media screen and (max-width: 768px) {
    .service-intro {
        padding: 20px;
    }

    .service-intro p {
        font-size: 14px;
        line-height: 1.8;
    }

    .service-tabs {
        flex-wrap: wrap;
        gap: 8px;
    }

    .service-tabs a {
        padding: 8px 14px;
        font-size: 14px;
    }

    .pain-list {
        padding: 15px 18px;
    }

    .pain-item {
        gap: 12px;
        padding: 10px 0;
    }

    .pain-num {
        width: 24px;
        height: 24px;
        font-size: 12px;
    }

    .pain-text {
        font-size: 13px;
    }

    .feature-content {
        padding: 20px;
    }

    .feature-content p {
        font-size: 14px;
        line-height: 1.8;
    }
}