/* 核心优势模块样式 */
.banner_up_flot {
    background: linear-gradient(135deg, #1a2a6c, #2c3e50);
    padding: 40px 0;
    margin-bottom: 50px;
    position: relative;
    overflow: hidden;
}

.banner_up_Box {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.advantage-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    list-style: none;
    padding: 0;
}

    .advantage-list li {
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        border-radius: 12px;
        padding: 25px 20px;
        text-align: center;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        border: 1px solid rgba(255, 255, 255, 0.15);
    }

        .advantage-list li:hover {
            transform: translateY(-8px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
            background: rgba(255, 255, 255, 0.15);
        }

.advantage-icon {
    display: inline-block;
    font-size: 2.8rem;
    color: #3498db;
    margin-bottom: 15px;
    transition: transform 0.3s ease;
}

.advantage-list li:hover .advantage-icon {
    transform: scale(1.1);
}

.advantage-desc strong {
    display: block;
    font-size: 1.3rem;
    font-weight: 600;
    color: white;
    margin-bottom: 8px;
}

.advantage-desc span {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* 产品矩阵模块样式 */
.product-section {
    padding: 60px 0 40px;
    background-color: #f8f9fa;
    position: relative;
}

.Index_Bt {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    font-size: 2.2rem;
    color: #2c3e50;
    font-weight: 700;
}

    .Index_Bt .subtitle {
        display: block;
        font-size: 1.1rem;
        color: #7f8c8d;
        font-weight: 400;
        margin-top: 10px;
    }

.Product_Box {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 30px;
    list-style: none;
    padding: 0;
}

.jltc_Box {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #eee;
}

    .jltc_Box:hover {
        transform: translateY(-5px);
        box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
    }

.TC_BTtext {
    background: linear-gradient(to right, #3498db, #2ecc71);
    padding: 20px 25px;
    color: white;
}

    .TC_BTtext strong {
        font-size: 1.6rem;
        font-weight: 600;
        display: block;
    }

    .TC_BTtext .duration {
        font-size: 0.95rem;
        opacity: 0.9;
        margin-top: 5px;
        display: block;
    }

.TC_type {
    padding: 25px;
    margin: 0;
    list-style: none;
}

    .TC_type li {
        padding: 10px 0;
        font-size: 1rem;
        color: #34495e;
        border-bottom: 1px dashed #ecf0f1;
        display: flex;
        align-items: center;
    }

        .TC_type li:last-child {
            border-bottom: none;
        }

        .TC_type li i {
            color: #3498db;
            margin-right: 12px;
            font-size: 1.2rem;
            width: 25px;
            text-align: center;
        }

.TC_Button {
    display: flex;
    padding: 0 25px 25px;
    gap: 15px;
}

.TC_Button_Buy, .TC_Button_Ask {
    flex: 1;
    text-align: center;
    padding: 14px 20px;
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.3s ease;
    text-decoration: none;
    display: block;
}

.TC_Button_Buy {
    background: #3498db;
    color: white;
}

    .TC_Button_Buy:hover {
        background: #2980b9;
        transform: translateY(-3px);
        box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
    }

.TC_Button_Ask {
    background: #f8f9fa;
    color: #3498db;
    border: 1px solid #3498db;
}

    .TC_Button_Ask:hover {
        background: #e3f2fd;
        transform: translateY(-3px);
    }

/* 节点分布模块样式 */
.jd_Box {
    padding: 60px 0;
    background: linear-gradient(to bottom, #ffffff, #f5f7fa);
    position: relative;
}

.jdText_Box {
    display: flex;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
    gap: 40px;
}

.jdText_img, .jdText_Nr {
    flex: 1;
}

.feature-icons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    list-style: none;
    padding: 0;
}

    .feature-icons li {
        background: white;
        border-radius: 10px;
        padding: 25px 20px;
        text-align: center;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
        transition: transform 0.3s ease;
    }

        .feature-icons li:hover {
            transform: translateY(-5px);
        }

        .feature-icons li i {
            font-size: 2.5rem;
            color: #3498db;
            margin-bottom: 15px;
            display: block;
        }

.icon-label {
    font-size: 1.1rem;
    color: #2c3e50;
    font-weight: 500;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

    .feature-list li {
        padding: 16px 0;
        font-size: 1.05rem;
        color: #2c3e50;
        display: flex;
        align-items: center;
        border-bottom: 1px solid #f0f0f0;
    }

        .feature-list li i {
            color: #2ecc71;
            margin-right: 12px;
            font-size: 1.3rem;
            min-width: 25px;
        }

/* 响应式设计 */
@media (max-width: 992px) {
    .product-grid {
        grid-template-columns: 1fr;
    }

    .jdText_Box {
        flex-direction: column;
    }

    .jdText_img, .jdText_Nr {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .advantage-list {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .Index_Bt {
        font-size: 1.8rem;
    }

    .feature-icons {
        grid-template-columns: 1fr;
    }

    .TC_Button {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    .banner_up_flot {
        padding: 30px 0;
    }

    .advantage-list {
        grid-template-columns: 1fr;
    }

    .Index_Bt {
        font-size: 1.6rem;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .jdText_Box {
        gap: 30px;
    }
}

/* 辅助类 */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}