.solution_list .img {
    position: relative;
    border-radius: 2rem;
    overflow: hidden;
}
.solution_list .img::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* opacity: 0.4;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.00) 0%, rgba(0, 0, 0, 0.00) 53.12%, #000 100%); */
}
.solution_list .img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.solution_list .txt_box .type_title {
    margin-bottom: 2rem;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.046rem;
}
.solution_list .txt_box p {
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: -0.022rem;
    color: #666666;
}
.solution_list .txt_box ol {
    margin-bottom: 2rem;
}
.solution_list .txt_box ol li {
    color: #333;
    font-size: 1.7rem;
    font-weight: 400;
    line-height: 130%;
    letter-spacing: -0.017rem;
}
.solution_list .img_box {
    display: block;
    border-radius: 6rem;
    overflow: hidden;
}
.solution_view .solution_tag li {
    border: none;
}
.solution_a .sub_tab_menu {
    padding-bottom: 7rem;
}
.solution_a .container > ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: auto;
    gap: 2rem;
}
.solution_a ul li {
    position: relative;
    background-color: #ffffff;
}
.solution_a ul .txt_box {
    position: absolute;
    left: 5.4rem;
    bottom: 9.4rem;
    color: #313131;
    z-index: 1;
    width: calc(100% - 10.8rem);
}
.solution_a ul .txt_box .type_title {
    font-size: 4.6rem;
    color: #313131;
}
.solution_a ul .txt_box > p {
    margin-bottom: 3rem;
    font-size: 1.9rem;
}
.solution_a ul .txt_box .solution_tag p {
    margin-bottom: 0;
    opacity: 0.75;
    color: #313131;
}
.solution_a ul .txt_box ol {
    display: none;
}
.solution_a ul .txt_box ul li {
    background-color: rgba(49, 49, 49, 0.1);
}

.solution_a .sub_tab_menu {
    padding-bottom: 6rem;
}
.solution_b .solution_list .img {
    width: 52rem;
    height: 39.5rem;
}
.solution_b .container > ul > li {
    padding-bottom: 5rem;
    margin-bottom: 5rem;
    border-bottom: 1px solid #ededed;
}
.solution_b ul a {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 5.8rem;
}
.solution_b ul .txt_box {
    width: calc(100% - 52rem);
}
.solution_b ul .txt_box .type_title {
    color: #111;
    font-size: 3.6rem;
}
.solution_b ul .txt_box > p {
    margin-bottom: 2rem;
    font-size: 2.2rem;
}
.solution_b ul .txt_box > p br {
    display: none;
}
.solution_b ul .txt_box ol li {
    margin-bottom: 0.6rem;
}
.solution_b ul .txt_box .solution_tag p {
    color: #313131;
}
.solution_b .txt_box ul li {
    background-color: rgba(49, 49, 49, 0.1);
}

.btn_exp {
    background-color: #119eff;
    width: 300px;
    margin-top: 1rem;
    font-size: 26px;
    padding: 2rem 3rem;
    display: flex;
    justify-content: center;
    color: #ffffff;
    align-items: center;
    font-weight: bold;
    border-radius: 4rem;
    cursor: pointer;
}
.btn_exp:hover {
    background-color: rgb(0, 115, 191);
}
@media (max-width: 1180px) {
    .solution_list .img {
        border-radius: calc(100vw * (40 / 1180));
    }
    .solution_list .img_box {
        border-radius: calc(100vw * (40 / 1180));
    }
    .solution_list .txt_box .type_title {
        margin-bottom: calc(100vw * (20 / 1180));
        letter-spacing: calc(100vw * (-0.36 / 1180));
    }
    .solution_list .txt_box p {
        letter-spacing: calc(100vw * (-0.16 / 1180));
    }
    .solution_list .txt_box ol {
        margin-bottom: calc(100vw * (20 / 1180));
    }
    .solution_list .txt_box ol li {
        font-size: calc(100vw * (17 / 1180));
        letter-spacing: calc(100vw * (-0.17 / 1180));
    }

    .solution_a .sub_tab_menu {
        padding-bottom: calc(100vw * (70 / 1180));
    }
    .solution_a .container > ul {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: calc(100vw * (20 / 1180));
    }
    .solution_a ul .txt_box {
        left: calc(100vw * (49 / 1180));
        bottom: calc(100vw * (65 / 1180));
        width: calc(100% - calc(100vw * (98 / 1180)));
    }
    .solution_a ul .txt_box .type_title {
        font-size: calc(100vw * (36 / 1180));
    }
    .solution_a ul .txt_box > p {
        margin-bottom: calc(100vw * (28 / 1180));
        font-size: calc(100vw * (16 / 1180));
    }

    .solution_a .sub_tab_menu {
        padding-bottom: calc(100vw * (60 / 1180));
    }
    .solution_b .solution_list .img {
        width: calc(100vw * (347 / 1180));
        height: calc(100vw * (269 / 1180));
    }
    .solution_b .container > ul > li {
        padding-bottom: calc(100vw * (50 / 1180));
        margin-bottom: calc(100vw * (50 / 1180));
    }
    .solution_b ul a {
        align-items: flex-start;
        gap: 0;
    }
    .solution_b ul .txt_box {
        width: calc(100% - calc(100vw * (347 / 1180)));
        padding-left: calc(100vw * (54 / 1180));
    }
    .solution_b ul .txt_box .type_title {
        font-size: calc(100vw * (36 / 1180));
    }
    .solution_b ul .txt_box > p {
        margin-bottom: calc(100vw * (20 / 1180));
        font-size: calc(100vw * (22 / 1180));
    }
    .solution_b ul .txt_box ol li {
        margin-bottom: calc(100vw * (6 / 1180));
    }

    .btn_exp {
        padding: 1rem;
    }
}
@media (max-width: 767px) {
    .solution_b ul .txt_box .solution_tag p {
        color: #313131;
        opacity: 0.75;
    }
    .solution_list .img {
        border-radius: calc(100vw * (50 / 767));
        height: 100%;
    }
    .solution_list .img_box {
        border-radius: calc(100vw * (50 / 767));
        height: 100%;
    }
    .solution_list .txt_box .type_title {
        margin-bottom: calc(100vw * (20 / 767));
        letter-spacing: calc(100vw * (-0.48 / 767));
    }
    .solution_list .txt_box p {
        letter-spacing: calc(100vw * (-0.26 / 767));
    }
    .solution_list .txt_box p br {
        display: none;
    }
    .solution_list .txt_box ol {
        display: none;
    }

    .solution_a .sub_tab_menu,
    .solution_b .sub_tab_menu {
        padding-bottom: calc(100vw * (70 / 767));
    }
    .solution_a .container > ul,
    .solution_b .container > ul {
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: calc(100vw * (20 / 767));
        grid-auto-rows: 500px;
    }
    .solution_a ul .txt_box {
        width: 100%;
    }
    .solution_a ul .txt_box,
    .solution_b ul .txt_box {
        width: 100%;
        padding: 0 calc(100vw * (44 / 767));
        position: absolute;
        left: 0;
        bottom: calc(100vw * (70 / 767));
    }
    .solution_a ul .txt_box .type_title,
    .solution_b ul .txt_box .type_title {
        font-size: calc(100vw * (48 / 767));
    }
    .solution_a ul .txt_box > p,
    .solution_b ul .txt_box > p {
        margin-bottom: calc(100vw * (28 / 767));
        font-size: calc(100vw * (26 / 767));
    }
    .solution_a ul li a {
        height: 100%;
        display: block;
    }
    .solution_b .solution_list .img {
        width: 100%;
        height: 100%;
    }
    .solution_b .container > ul > li {
        padding-bottom: 0;
        margin-bottom: 0;
        border: 0;
        height: 100%;
    }
    .solution_b .container > ul > li {
        height: 100%;
    }
    .solution_b ul li {
        position: relative;
    }
    .solution_b ul li a {
        height: 100%;
        display: block;
    }
    .solution_b ul .txt_box {
        width: 100%;
        padding-left: calc(100vw * (44 / 767));
        color: #fff;
    }
    .solution_b ul .txt_box .type_title {
        font-size: calc(100vw * (48 / 767));
    }
    .solution_b ul .txt_box > p {
        margin-bottom: calc(100vw * (28 / 767));
        font-size: calc(100vw * (26 / 767));
    }
    .solution_b .txt_box ul li {
        border: 0;
    }

    .btn_exp {
        width: 100%;
        padding: 1.5rem 2rem;
    }
}

/* 상세 */
.container > .flex .content > ul {
    display: flex;
    flex-wrap: wrap;
    gap: 4rem 2rem;
    margin-right: -2rem;
}

.recommend {
    padding: 13rem 0rem;
    background: #f7f8f9;
}
.recommend .content > ul > li {
    position: relative;
    width: calc(100% / 2 - 2rem);
}
.recommend li .img {
    position: relative;
    width: 100%;
    height: 21rem;
    border-radius: 1.6rem;
    overflow: hidden;
}
.recommend li .img .ic {
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 4rem;
    height: 4rem;
}
.recommend li .img .ic img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.recommend li .img > img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.recommend li p {
    margin-top: 1.2rem;
    color: #000;
    font-size: 2rem;
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: -0.02rem;
}

.view_content {
    margin: 16.8rem 0 0;
}
.view_list_box {
    margin-top: 13.4rem;
}
@media (max-width: 1180px) {
    .container > .flex .content > ul {
        gap: calc(100vw * (40 / 1180)) calc(100vw * (20 / 1180));
        margin-right: calc(100vw * (-20 / 1180));
    }
    .recommend {
        padding: calc(100vw * (130 / 1180)) 0;
    }
    .recommend .content > ul > li {
        width: calc(100% / 2 - calc(100vw * (20 / 1180)));
    }
    .recommend li .img {
        height: calc(100vw * (210 / 1180));
        border-radius: calc(100vw * (16 / 1180));
    }
    .recommend li .img .ic {
        width: calc(100vw * (40 / 1180));
        height: calc(100vw * (40 / 1180));
    }
    .recommend li p {
        margin-top: calc(100vw * (12 / 1180));
        font-size: calc(100vw * (24 / 1180));
        letter-spacing: calc(100vw * (-0.24 / 1180));
    }

    .view_content {
        margin: calc(100vw * (168 / 1180)) 0 0;
    }
    .view_list_box {
        margin-top: calc(100vw * (130 / 1180));
    }
}
@media (max-width: 767px) {
    .container > .flex .content > ul {
        gap: calc(100vw * (40 / 767)) calc(100vw * (20 / 767));
        margin-right: calc(100vw * (-20 / 767));
    }
    .view_content .container > .flex .content > ul {
        margin-right: 0;
    }
    .view_content .container > .flex .content > ul li {
        margin-right: 0;
    }
    .recommend {
        padding: calc(100vw * (130 / 767)) 0;
    }
    .recommend .content > ul {
        margin-right: calc(100vw * (-20 / 767));
    }
    .recommend .content > ul > li {
        width: calc(100% / 2 - calc(100vw * (20 / 767)));
    }
    .recommend li .img {
        height: calc(100vw * (210 / 767));
        border-radius: calc(100vw * (16 / 767));
    }
    .recommend li .img .ic {
        width: calc(100vw * (64 / 767));
        height: calc(100vw * (64 / 767));
    }
    .recommend li p {
        margin-top: calc(100vw * (12 / 767));
        font-size: calc(100vw * (28 / 767));
        letter-spacing: calc(100vw * (-0.28 / 767));
    }

    .view_content {
        margin: calc(100vw * (178 / 767)) 0 0;
    }
    .view_list_box {
        margin-top: calc(100vw * (130 / 767));
    }
}

/* 솔루션 상세 추가 */
.benefit {
    margin: 13rem 0;
}
.benefit ol {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-right: -2rem;
}
.benefit ol li {
    width: calc(100% / 3 - 2rem);
    min-height: 21.8rem;
    padding: 3.8rem;
    border-radius: 1.6rem;
    border: 1px solid rgba(17, 17, 17, 0.15);
    background: #fff;
}
.benefit ol li em {
    display: block;
    color: #111;
    font-family: Red Hat Display;
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.04rem;
}
.benefit ol li p {
    margin-top: 3.2rem;
    color: #111;
    font-size: 2rem;
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: -0.02rem;
}

.characteristic {
    margin: 13rem 0;
}
.characteristic .container > .flex .content > ul {
    display: block;
}
.characteristic ul > li {
    padding: 2.4rem 4rem;
    margin-bottom: 0.5rem;
    border-radius: 1.6rem;
    background: var(--color-wht-off);
    overflow: hidden;
}
.characteristic ul > li.on button::after {
    transform: translate(-50%, -50%) rotate(0deg);
}
.characteristic .characteristic_title {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
}
.characteristic .characteristic_title strong {
    color: #111;
    font-size: 2.2rem;
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: -0.022rem;
}
.characteristic .characteristic_title button {
    position: relative;
    display: block;
    width: 2.2rem;
    height: 2.2rem;
    font-size: 0;
    cursor: pointer;
    background: transparent;
}
.characteristic .characteristic_title button::before {
    content: "";
    width: 2.2rem;
    height: 2px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #111;
}
.characteristic .characteristic_title button::after {
    content: "";
    width: 2.2rem;
    height: 2px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-90deg);
    transition: transform 0.2s;
    background-color: #111;
}
.characteristic .on .characteristic_title button::after {
    transform: translate(-50%, -50%) rotate(-180deg);
}
.characteristic .characteristic_content {
    display: none;
    padding: 3rem 0 2rem;
}
.characteristic .characteristic_content .list li {
    color: #333;
    font-size: 1.8rem;
    font-weight: 400;
    line-height: 1.6;
    letter-spacing: -0.018rem;
}
.characteristic li.none_content button {
    display: none;
}

.diagram {
    padding: 13rem 0;
    background: #f7f8f9;
}
.diagram .img_box {
    margin-bottom: 6rem;
}
.diagram .img_box:last-child {
    margin-bottom: 0;
}
.diagram .img_box p {
    margin-top: 2.1rem;
    color: #000;
    font-size: 2.4rem;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: -0.024rem;
}

@media (max-width: 1180px) {
    .benefit {
        margin: calc(100vw * (130 / 1180)) 0;
    }
    .benefit ol {
        gap: calc(100vw * (20 / 1180));
        margin-right: calc(100vw * (-20 / 1180));
    }
    .benefit ol li {
        width: calc(100% / 3 - calc(100vw * (20 / 1180)));
        min-height: calc(100vw * (197 / 1180));
        padding: calc(100vw * (34 / 1180));
        border-radius: calc(100vw * (15 / 1180));
    }
    .benefit ol li em {
        font-size: calc(100vw * (18 / 1180));
        letter-spacing: calc(100vw * (-0.36 / 1180));
    }
    .benefit ol li p {
        margin-top: calc(100vw * (30 / 1180));
        font-size: calc(100vw * (18 / 1180));
        letter-spacing: calc(100vw * (-0.18 / 1180));
    }
    .characteristic {
        margin: calc(100vw * (130 / 1180)) 0;
    }
    .characteristic ul > li {
        padding: calc(100vw * (24 / 1180)) calc(100vw * (40 / 1180));
        margin-bottom: calc(100vw * (5 / 1180));
        border-radius: calc(100vw * (16 / 1180));
    }
    .characteristic .characteristic_title strong {
        font-size: calc(100vw * (22 / 1180));
        letter-spacing: calc(100vw * (-0.22 / 1180));
    }
    .characteristic .characteristic_title button {
        width: calc(100vw * (22 / 1180));
        height: calc(100vw * (22 / 1180));
    }
    .characteristic .characteristic_title button::before {
        width: calc(100vw * (22 / 1180));
    }
    .characteristic .characteristic_title button::after {
        width: calc(100vw * (22 / 1180));
    }
    .characteristic .characteristic_content {
        padding: calc(100vw * (30 / 1180)) 0 calc(100vw * (20 / 1180));
    }
    .characteristic .characteristic_content .list li {
        font-size: calc(100vw * (18 / 1180));
        letter-spacing: calc(100vw * (-0.18 / 1180));
    }

    .diagram {
        padding: calc(100vw * (130 / 1180)) 0;
    }
    .diagram .img_box {
        margin-bottom: calc(100vw * (50 / 1180));
    }
    .diagram .img_box p {
        margin-top: calc(100vw * (21 / 1180));
        font-size: calc(100vw * (24 / 1180));
        letter-spacing: calc(100vw * (-0.24 / 1180));
    }
}
@media (max-width: 767px) {
    .view_visual {
        display: block;
        /*height: calc(100vw * (640/ 767)); */
    }
    .view_visual .btn_box {
        padding-bottom: calc(100vw * (180 / 767));
    }

    .benefit {
        margin: calc(100vw * (130 / 767)) 0;
    }
    .benefit ol {
        gap: calc(100vw * (20 / 767));
        margin-right: 0;
    }
    .benefit ol li {
        width: 100%;
        min-height: 100%;
        padding: calc(100vw * (50 / 767)) calc(100vw * (70 / 767));
        border-radius: calc(100vw * (30 / 767));
    }
    .benefit ol li em {
        font-size: calc(100vw * (32 / 767));
        letter-spacing: calc(100vw * (-0.64 / 767));
    }
    .benefit ol li p {
        margin-top: calc(100vw * (40 / 767));
        font-size: calc(100vw * (30 / 767));
        letter-spacing: calc(100vw * (-0.3 / 767));
    }

    .characteristic {
        margin: calc(100vw * (54 / 767)) 0;
    }
    .characteristic ul > li {
        padding: calc(100vw * (30 / 767)) calc(100vw * (40 / 767));
        margin-bottom: calc(100vw * (5 / 767));
        border-radius: calc(100vw * (16 / 767));
    }
    .characteristic .characteristic_title strong {
        font-size: calc(100vw * (30 / 767));
        letter-spacing: calc(100vw * (-0.3 / 767));
    }
    .characteristic .characteristic_title button {
        width: calc(100vw * (30 / 767));
        height: calc(100vw * (30 / 767));
    }
    .characteristic .characteristic_title button::before {
        width: calc(100vw * (30 / 1180));
    }
    .characteristic .characteristic_title button::after {
        width: calc(100vw * (30 / 1180));
    }
    .characteristic .characteristic_content {
        padding: calc(100vw * (30 / 767)) 0 calc(100vw * (10 / 767));
    }
    .characteristic .characteristic_content .list li {
        font-size: calc(100vw * (26 / 767));
        letter-spacing: calc(100vw * (-0.26 / 767));
    }

    .diagram {
        padding: calc(100vw * (130 / 767)) 0;
    }
    .diagram .img_box {
        margin-bottom: calc(100vw * (50 / 767));
    }
    .diagram .img_box p {
        margin-top: calc(100vw * (20 / 767));
        font-size: calc(100vw * (30 / 767));
        letter-spacing: calc(100vw * (-0.24 / 767));
    }
}