.concept {
        background: #F3F8FF;
        box-shadow: inset 0px 2px 15px 0px rgba(183, 197, 217, 0.61);
        padding: 10rem 0;
    }

    .concept .concept_content_title {
        font-weight: bold;
        font-size: 6.2rem;
        color: #0E172D;
        text-align: center;
        font-style: normal;
        text-transform: none;
        font-family: titFont;
        margin-bottom: 5rem;
    
    }

    .concept .concept_content_list {
        display: flex;
        position: relative;
        gap: 20rem;
    }

    .concept .concept_content_list_center {
        position: absolute;
        top: 0;
        right: 0;
        left: 0;
        bottom: 0;
        margin: auto auto;
        max-width: 55.6rem;
        max-height: 55.6rem;
        z-index: 2;
    }

    .concept .concept_content_list_center img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .concept .concept_content_list_left .concept_folt {
        position: absolute;
        top: 0;
        padding: 6rem 3rem;
        max-width: 53rem;
        left: 0;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        height: 100%;

    }

    .concept .concept_folt_title {
        font-weight: bold;
        font-size: 3.2rem;
        color: #0E172D;
        line-height: 5.8rem;
        text-align: left;
        font-style: normal;
        text-transform: none;
    }

    .concept .concept_folt_desc {
        font-weight: 400;
        font-size: 1.6rem;
        color: rgba(14, 23, 45, 0.8);
        line-height: 3.5rem;
        text-align: left;
        font-style: normal;
        text-transform: none;
    }

    .concept .concept_content_list_right,
    .concept .concept_content_list_left {
        position: relative;
    }

    .concept .concept_content_list_right .concept_folt {
        position: absolute;
        bottom: 0;
        padding: 6rem 3rem;
        max-width: 53rem;
        right: 0;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        height: 100%;
    }

    .concept .concept_content_list_right .concept_folt_title {
        color: #fff;
    }

    .concept .concept_content_list_right .concept_folt_desc {
        color: #fff;
    }

    .analysis_method {
        padding: 10rem 0;
    }

    .analysis_method .analysis_method_title {
        font-weight: bold;
        font-size: 6.2rem;
        color: #0E172D;
        text-align: center;
        font-style: normal;
        text-transform: none;
        font-family: titFont;
        margin-bottom: 5rem;

    }

    .analysis_method .analysis_method_left_item {
        position: relative;
        background: linear-gradient(180deg, #F2F4F7 0%, #FFFFFF 100%);
        box-shadow: 8px 8px 14px 0px rgba(225, 230, 240, 0.4);
        padding: 5rem;
        cursor: pointer;
        transition: all 0.3s ease-in-out;
    }
 .analysis_method .analysis_method_left_item:hover{
      transform: translateY(-1rem);
 }
    .analysis_method img {
        max-width: 14.2rem;
        max-height: 12rem;
        position: absolute;
        bottom: 0;
        right: 3rem;
    }

    .analysis_method .analysis_method_left {
        display: flex;
        flex-direction: column;
        gap: 2rem 0;
    }

    .analysis_method .analysis_method_left_itemFolt {
        position: relative;
        z-index: 1;
    }

    .analysis_method .analysis_method_left_itemFolt_title {
        font-weight: bold;
        font-size: 2rem;
        color: #0E172D;
        line-height: 3.6rem;
        text-align: left;
        font-style: normal;
        text-transform: none;
        margin-bottom: 1.6rem;
    }

    .analysis_method .analysis_method_left_itemFolt_desc {
        font-weight: 400;
        font-size: 1.6rem;
        color: rgba(14, 23, 45, 0.8);
        line-height: 2.9rem;
        text-align: left;
        font-style: normal;
        text-transform: none;
    }

    .analysis_method .analysis_method_cont {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }

    .analysis_method .bagBlu {
        background: linear-gradient(90deg, #0086FE 0%, #0037FF 100%);
    }

    .analysis_method .bagBlu .analysis_method_left_itemFolt_title,
    .analysis_method .bagBlu .analysis_method_left_itemFolt_desc {
        color: #fff;
    }

    .analysis_method .analysis_method_right {
        display: flex;
        flex-direction: column;
        gap: 2rem;
    }

    .analysis_method .analysis_method_tr {
        padding: 5rem;
        background: linear-gradient(180deg, #F2F4F7 0%, #FFFFFF 100%);
        box-shadow: 8px 8px 14px 0px rgba(225, 230, 240, 0.4);
        flex: 1;
        display: flex;
        flex-direction: column;

    }




    .analysis_method .analysis_method_tr_title {
        font-weight: bold;
        font-size: 2rem;
        color: #0E172D;
        line-height: 3.6rem;
        text-align: left;
        font-style: normal;
        text-transform: none;
        font-family: titFont;
        margin-bottom: 3.6rem;
    }

    /* .analysis_method .analysis_method_tr table {
        width: 100%;
        flex: 1;
        display: flex;
        flex-direction: column;
        height: 100%;
        overflow: hidden;
    }
    .analysis_method tr {
        display: grid;
        grid-template-columns: 0.8fr 1fr 2fr;
        flex: 1;
        gap: 3rem;
    }

    .analysis_method tr:nth-child(even) {}

    .analysis_method tr:nth-child(odd) {
        background: linear-gradient(90deg, rgba(0, 134, 254, 0.1) 0%, rgba(0, 55, 255, 0.1) 100%);
    }

    .analysis_method td {
        font-weight: 400;
        font-size: 1.6rem;
        color: rgba(14, 23, 45, 0.8);
        line-height: 2.9rem;
        text-align: center;
        font-style: normal;
        text-transform: none;
        display: flex;
        align-items: center;
        justify-content: center;

    }

    .analysis_method .analysis_method_herde {
        flex: 0 0 auto;
    }

    .analysis_method .analysis_method_herde td {
        font-weight: bold;
        font-size: 1.6rem;
        color: #0E172D;
        font-style: normal;
        text-transform: none;
    }
    .analysis_method .analysis_method_tr table {
    width: 100%;
    flex: 1;
    overflow: hidden;
    display: grid;
    grid-template-rows: auto 1fr 1fr 1fr;
}
.analysis_method tr {
    display: grid;
    grid-template-columns: 0.8fr 1fr 2fr;
    gap: 3rem;
}

.analysis_method tr:nth-child(even) {}

.analysis_method tr:nth-child(odd) {
    background: linear-gradient(90deg, rgba(0, 134, 254, 0.1) 0%, rgba(0, 55, 255, 0.1) 100%);
}

.analysis_method td {
    font-weight: 400;
    font-size: 1.6rem;
    color: rgba(14, 23, 45, 0.8);
    line-height: 2.9rem;
    text-align: center;
    font-style: normal;
    text-transform: none;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.analysis_method .analysis_method_herde {
    flex: 0 0 auto;
}

.analysis_method .analysis_method_herde td {
    font-weight: bold;
    font-size: 1.6rem;
    color: #0E172D;
    font-style: normal;
    text-transform: none;
} */
    .analysis_method .analysis_method_tr_item {
        display: grid;
        grid-template-columns: 1fr 1fr 2.5fr;
        flex: 1;
        gap: 7rem;
        align-items: center;
    }

    .analysis_method .analysis_method_tr_item:nth-child(odd) {
        background: linear-gradient(90deg, rgba(0, 134, 254, 0.1) 0%, rgba(0, 55, 255, 0.1) 100%);
    }

    .analysis_method .analysis_method_tr_item_title {
        font-weight: bold;
        font-size: 1.6rem;
        color: #0E172D;
        font-style: normal;
        text-transform: none;
        text-align: center;
        padding: 0 1rem;
    }

    .analysis_method .analysis_method_tr_list {
        display: flex;
        flex-direction: column;
        flex: 1;

    }

    .analysis_method .analysis_method_tr_item_desc {
        padding: 0 1rem;
        font-size: 1.6rem;
        color: rgba(14, 23, 45, 0.8);
        line-height: 2.9rem;
        text-align: left;
        font-style: normal;
        text-transform: none;
        font-weight: 400;
        text-align: center;
    }


    /* ============ 自适应：参考 device.css 断点 ============ */

    @media (max-width: 1599px) {
        .concept {
            padding: 8rem 0;
        }

        .concept .concept_content_title {
            font-size: 5rem;
            margin-bottom: 4rem;
        }

        .concept .concept_content_list {
            gap: 15rem;
        }

        .concept .concept_content_list_center {
            max-width: 50rem;
            max-height: 50rem;
        }

        .concept .concept_folt {
            padding: 6rem 7rem !important;
        }

        .concept .concept_folt {
            padding: 5rem 2.5rem;
            max-width: 48rem;
        }

        .concept .concept_folt_title {
            font-size: 2.8rem;
            line-height: 5rem;
        }

        .concept .concept_folt_desc {
            font-size: 1.4rem;
            line-height: 3rem;
        }

        .analysis_method {
            padding: 8rem 0;
        }

        .analysis_method .analysis_method_title {
            font-size: 5rem;
            margin-bottom: 4rem;
        }

        .analysis_method .analysis_method_left_item {
            padding: 4rem;
        }

        .analysis_method .analysis_method_left_itemFolt_title {
            font-size: 1.8rem;
            margin-bottom: 1.4rem;
        }

        .analysis_method .analysis_method_left_itemFolt_desc {
            font-size: 1.4rem;
            line-height: 2.6rem;
        }

        .analysis_method img {
            max-width: 12rem;
            max-height: 10rem;
            right: 2.5rem;
        }

        .analysis_method .analysis_method_tr {
            padding: 4rem;
        }

        .analysis_method .analysis_method_tr_title {
            font-size: 1.8rem;
            margin-bottom: 3rem;
        }

        .analysis_method td {
            font-size: 1.4rem;
            line-height: 2.6rem;
        }

        .analysis_method .analysis_method_herde td {
            font-size: 1.4rem;
        }
    }

    @media (max-width: 1439px) {
        .concept .concept_content_list_left .concept_folt{
            padding: 3rem !important;
            align-items: flex-start;
            max-width: 40rem
        }
        .concept .concept_content_list_right .concept_folt{
           padding:3rem !important; 
            align-items: flex-end;
            max-width: 40rem
        }
 

        .concept .concept_content_list_center {
            max-width: 40rem !important;
            max-height: 40rem !important;
        }

        .concept {
            padding: 6rem 0;
        }

        .concept .concept_content_title {
            font-size: 4.2rem;
            margin-bottom: 3rem;
        }

        .concept .concept_content_list {
            gap: 12rem;
        }

        .concept .concept_content_list_center {
            max-width: 45rem;
            max-height: 45rem;
        }

      

        .concept .concept_folt_title {
            font-size: 2.4rem;
            line-height: 4.5rem;
        }

        .concept .concept_folt_desc {
            line-height: 2.6rem;
        }

        .analysis_method {
            padding: 6rem 0;
        }

        .analysis_method .analysis_method_title {
            font-size: 4.2rem;
            margin-bottom: 3rem;
        }

        .analysis_method .analysis_method_left_item {
            padding: 3.5rem;
        }

        .analysis_method .analysis_method_left_itemFolt_title {
            font-size: 1.6rem;
        }

        .analysis_method .analysis_method_left_itemFolt_desc {
            line-height: 2.4rem;
        }

        .analysis_method img {
            max-width: 10rem;
            max-height: 8.5rem;
        }

        .analysis_method .analysis_method_tr {
            padding: 3.5rem;
        }

        .analysis_method .analysis_method_tr_title {
            font-size: 1.6rem;
            margin-bottom: 2.5rem;
        }

        .analysis_method tr {
            gap: 2rem;
        }

        .analysis_method td {
            line-height: 2.4rem;
            padding: 0.8rem;
        }
    }

    @media (max-width: 1279px) {
        .concept {
            padding: 5rem 0;
        }

        .concept .concept_content_title {
            font-size: 3.6rem;
        }

        .concept .concept_content_list {
            gap: 8rem;
        }

        .concept .concept_content_list_center {
            max-width: 40rem;
            max-height: 40rem;
        }

        .concept .concept_folt {
            padding: 3rem 1.5rem;
            max-width: 36rem;
        }

        .concept .concept_folt_title {
            font-size: 2rem;
            line-height: 3.5rem;
        }

        .concept .concept_folt_desc {
            font-size: 1.4rem;
            line-height: 2.2rem;
        }

        .analysis_method {
            padding: 5rem 0;
        }

        .analysis_method .analysis_method_title {
            font-size: 3.6rem;
        }

        .analysis_method .analysis_method_cont {
            grid-template-columns: 1fr;
            gap: 3rem;
        }

        .analysis_method .analysis_method_left {
            flex-direction: row;
            flex-wrap: wrap;
            gap: 2rem;
        }

        .analysis_method .analysis_method_left_item {
            flex: 1;
            min-width: 28rem;
            padding: 3rem;
        }

        .analysis_method img {
            max-width: 8rem;
            max-height: 7rem;
            right: 2rem;
        }

        .analysis_method .analysis_method_right {
            gap: 2rem;
        }

        .analysis_method .analysis_method_tr {
            padding: 3rem;
        }

        .analysis_method .analysis_method_tr_title {
            font-size: 1.4rem;
            margin-bottom: 2rem;
        }

        .analysis_method tr {
            grid-template-columns: 0.6fr 1fr 1.5fr;
            gap: 1.5rem;
        }
    }

    @media (max-width: 1199px) {
        .concept {
            padding: 4rem 0;
        }

        .concept .concept_content_title {
            font-size: 3.2rem;
        }

        .concept .concept_content_list {
            gap: 5rem;
        }

        .concept .concept_content_list_center {
            max-width: 35rem;
            max-height: 35rem;
        }

        .concept .concept_folt {
            padding: 2.5rem 1.5rem;
            max-width: 32rem;
        }

        .concept .concept_folt_title {
            font-size: 1.8rem;
            line-height: 3rem;
        }

        .analysis_method {
            padding: 4rem 0;
        }

        .analysis_method .analysis_method_title {
            font-size: 3.2rem;
        }

        .analysis_method .analysis_method_left_item {
            min-width: 24rem;
            padding: 2.5rem;
        }

        .analysis_method img {
            max-width: 7rem;
            max-height: 6rem;
        }

        .analysis_method .analysis_method_tr {
            padding: 2.5rem;
        }

        .analysis_method tr {
            grid-template-columns: 0.5fr 1fr 1.2fr;
            gap: 1rem;
        }
    }

    @media (max-width: 991px) {
        .concept .concept_folt {
            padding: 6rem 3rem !important;
        }

        .concept .concept_content_list_left .concept_folt {
            position: absolute;
            top: -2rem;
            padding: 0 3rem;
            max-width: 53rem;
            left: 0;
            display: inline-block;

        }



        .concept .concept_content_list_right .concept_folt {
            position: absolute;
            bottom: 0;
            padding: 6rem 3rem;
            max-width: 53rem;
            right: 0;
            display: inline-block;
        }

        .analysis_method .analysis_method_tr_item {
            gap: 2rem;
            padding: 2rem 0;
        }

        .concept .concept_content_list_left .concept_folt {
            padding: 3rem;
        }

        .concept {
            padding: 3.5rem 0;
        }

        .concept .concept_content_title {
            font-size: 2.8rem;
            margin-bottom: 2rem;
        }

        .concept .concept_content_list {
            flex-direction: column;
            gap: 3rem;
        }

        .concept .concept_content_list_center {
            position: relative;
            max-width: 30rem;
            max-height: 30rem;
            margin: 0 auto;
        }

        .concept .concept_folt {
            position: relative;
            padding: 2rem 1.5rem;
            max-width: 100%;
        }

        .concept .concept_folt_title {
            font-size: 1.6rem;
            line-height: 2.8rem;
            text-align: center;
        }

        .concept .concept_folt_desc {
            font-size: 1.4rem;
            line-height: 2rem;
            text-align: center;
        }

        .analysis_method {
            padding: 3.5rem 0;
        }

        .analysis_method .analysis_method_title {
            font-size: 2.8rem;
            margin-bottom: 2rem;
        }

        .analysis_method .analysis_method_left {
            flex-direction: column;
        }

        .analysis_method .analysis_method_left_item {
            padding: 2rem;
        }

        .analysis_method img {
            max-width: 6rem;
            max-height: 5rem;
        }

        .analysis_method .analysis_method_tr {
            padding: 2rem;
        }

        .analysis_method .analysis_method_tr_title {
            font-size: 1.4rem;
            margin-bottom: 1.5rem;
        }

        .analysis_method tr {
            grid-template-columns: 0.4fr 1fr 1fr;
        }

        .analysis_method td {
            font-size: 1.4rem;
            line-height: 2rem;
            padding: 0.5rem;
        }
    }

    @media (max-width: 767px) {
        .concept {
            padding: 3rem 0;
        }

        .concept .concept_content_title {
            font-size: 2.4rem;
        }

        .concept .concept_content_list_center {
            max-width: 25rem;
            max-height: 25rem;
        }

        .concept .concept_folt {
            padding: 1.5rem 1rem;
        }

        .concept .concept_folt_title {
            font-size: 1.4rem;
            line-height: 2.4rem;
        }

        .concept .concept_folt_desc {
            font-size: 1.4rem;
            line-height: 1.8rem;
        }

        .analysis_method {
            padding: 3rem 0;
        }

        .analysis_method .analysis_method_title {
            font-size: 2.4rem;
        }

        .analysis_method .analysis_method_left_item {
            padding: 1.5rem;
        }

        .analysis_method .analysis_method_left_itemFolt_title {
            font-size: 1.4rem;
        }

        .analysis_method .analysis_method_left_itemFolt_desc {
            font-size: 1.4rem;
            line-height: 2rem;
        }

        .analysis_method img {
            max-width: 5rem;
            max-height: 4rem;
            right: 1.5rem;
        }

        .analysis_method .analysis_method_tr {
            padding: 1.5rem;
        }

        .analysis_method tr {
            grid-template-columns: 1fr;
            gap: 0.5rem;
        }

        .analysis_method td {
            font-size: 1.4rem;
            line-height: 1.8rem;
            padding: 0.3rem;
        }
    }