@charset "utf-8";
/* 레이아웃, 공통 */
.layout {
    width: 90%;
    max-width: 1500px;
    margin: 0 auto;
}
.layout-wide {
    width: 94%;
    max-width: 1720px;
    margin: 0 auto;
}
.layout-large {
    width: 96%;
    max-width: 1810px;
    margin: 0 auto
}
.round {
    border-radius: var(--radius-20);
    overflow: hidden;
}
.btn-more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-19);
    padding: var(--space-15) var(--space-35) var(--space-20);
    border-radius: var(--border-radius);
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: var(--fw-bold);
    font-size: var(--font-20);
}
.btn-more:hover {
    transform: translateY(-3px);
}
.btn-more .arrow {
    width: clamp(13px, calc(21 / var(--inner) * 100vw), 19px);
}
.btn-circle {
    width: clamp(30px, calc(50 / var(--inner) * 100vw), 50px);
    height: clamp(30px, calc(50 / var(--inner) * 100vw), 50px);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 100%;
    background-color: var(--color-primary);
    transition: var(--transition);
}
.btn-circle img {
    width: clamp(13px, calc(18 / var(--inner) * 100vw), 18px);
}
.btn-circle:hover {
    transform: translateY(-3px);
}
    /*  미디어쿼리 */
    @media all and (max-width: 640px) {
        .layout-wide {
            width: 90%;
        }
        .layout-large {
            width: 90%;
        }
        .btn-more {
            font-size: var(--font-16);
            gap: 0 var(--space-14);
            padding: var(--space-15) var(--space-25) var(--space-20);
        }
        .btn-more span.font20 {
            font-size: var(--font-16);
        }
    }

/* 메인 비주얼 */
.main-visual {
    width: 100%;
    height: 100vh;
    overflow: hidden;
    position: relative;
}
.main-visual .swiper,
.main-visual .swiper-wrapper,
.main-visual .swiper-slide,
.main-visual .imgarea {
    height: 100%
}
.main-visual .swiper-slide .layout-wide {
    height: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: flex-end;
    z-index: 2
}
.main-visual .swiper-slide {
    position: relative;
}
.main-visual .swiper-slide::before {
    content: "";
    display: block;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #45B035;
    background: linear-gradient(311deg, rgba(69, 176, 53, 1) 0%, rgba(69, 176, 53, 0) 100%);
    opacity: 0.3;
    mix-blend-mode: multiply;
}
.main-visual .swiper-slide::after {
    content: "";
    display: block;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: rgba(0,0,0,0.3);
    z-index: 1;
}
.main-visual .imgarea video,
.main-visual .imgarea img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.main-visual .swiper-slide .txtarea {
    text-align: left;
    margin-bottom: clamp(150px, calc(250 / var(--inner) * 100vw), 250px);
}
.main-visual .swiper-utill-main {
    z-index: 3;
    position: absolute;
    left:0;
    right: 0;
    margin: 0 auto;
    width: 100%;
    bottom: var(--space-35);
    color: var(--color-white);
    font-size: var(--font-18);
}
.main-visual .swiper-utill-wrapper {
    display: flex;
    justify-content: space-between;
}
.main-visual .swiper-utill-wrapper .button-prev:hover,
.main-visual .swiper-utill-wrapper .button-next:hover {
    color: var(--color-primary-light);
}
.swiper-utill-wrapper .button-prev,
.swiper-utill-wrapper .button-next {
    cursor: pointer;
    transition: var(--transition);
}
.swiper-pagination-fraction.swiper-pagination-visual {
    width: auto;
}
.swiper-pagination-visual {
    display: flex;
    align-items: center;
    pointer-events: auto;
}
.swiper-pagination-visual .txt {
    margin: 0 var(--space-5);
}
    /*  미디어쿼리 */
    @media all and (max-width: 1000px) {
        .main-visual {
            height: 50vh;
        }
    }
    @media all and (max-width: 640px) {
        .main-visual {
            width: 100%;
            height: 80vh;
        }
        .main-visual .swiper-slide .txtarea {
            text-align: center;
        }
        .main-visual .swiper-slide .txtarea h2 br {
            display:none
        }
    }

/* 메인 회사소개 */
.main-denve {
    position: relative;
}
.main-denve .main-denve-bg {
    position: absolute;
    z-index: -1
}
.main-denve .main-denve-bg.bg-left {
    width: clamp(232px, calc(1221 / var(--inner) * 100vw), 1221px);
    top: 0;
    left: 0;
}
.main-denve .main-denve-bg.bg-right {
    width: clamp(168px, calc(538 / var(--inner) * 100vw), 538px);
    right: 0;
    top: 5%;
}
.main-denve .main-denve-hero {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    column-gap: var(--space-30);
}
.main-denve .main-denve-copy .btn-more {
    margin-top: clamp(45px, calc(164 / var(--inner) * 100vw), 164px);
}
.main-denve .main-denve-brand .main-denve-logo {
    display: block;
    width: clamp(255px, calc(637 / var(--inner) * 100vw), 637px);
}
/* 기술소개 */
.main-denve .main-denve-card-wrap {
    position: relative;   
}
.main-denve .main-denve-card {
    position: relative;
    display: block;
    overflow: hidden;
}
.main-denve .main-denve-card .card-wrap {
    padding-bottom: 100%
}
.card-textarea {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
}
.card-wrap {
    display: block;
    position: relative;
    width: 100%;
    height: 0;
    overflow: hidden;
}
.card-img {
    position: absolute;
    display: block;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
a:hover .card-img {
    transform: scale(1.06);
}
    /* 미디어쿼리 */
    @media all and (max-width: 1000px) {
        .main-denve .main-denve-hero {
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: flex-end;
        }
        .main-denve .main-denve-card-wrap {
            grid-template-columns: repeat(2, 1fr);
        }
        .main-denve .main-denve-card .card-wrap {
            padding-bottom: 70%;
        }
    }
    @media all and (max-width: 640px) {
        .main-denve .main-denve-bg.bg-right {
            top: 14%;
        }
        .main-denve .main-denve-hero {
            justify-content: flex-end;
            margin-bottom: var(--space-80);
        }
        .main-denve .main-denve-brand {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            margin-top: 50px
        }
        .main-denve .main-denve-brand .main-denve-en {
            font-size: 18px;
            line-height: 1.2;
        }
        .main-denve .main-denve-copy .main-denve-title br:nth-child(2) {
            display: none;
        }
        .main-denve .main-denve-card-wrap {
            grid-template-columns: repeat(1, 1fr);
        }
        .main-denve .main-denve-card .card-wrap {
            padding-bottom: 65%;
        }
        .main-denve .main-denve-card .card-textarea pre.text {
            white-space: pre-line;
        }
    }

/* 메인 소재소개 */
.main-material .main-material-content {
    position: relative;
    background: center / cover url("/public/images/main-material-bg.jpg") no-repeat;
}
.main-material .main-material-list {
    position: relative;
}
.main-material .main-material-item {
    overflow: hidden;
    background-color: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(45px);
    transition: var(--transition);
}
.main-material .main-material-item:hover {
    transform: translateY(-8px);
}
.main-material .main-material-item .top-area {
    position: relative;
}
.main-material .main-material-item .btn-circle {
    position: absolute;
    bottom: 0;
    right: var(--space-45)
}
    /* 미디어쿼리 */
    @media all and (max-width: 1200px) {
        .main-material .main-material-item .text pre {
            white-space: normal;
        }
        .main-material .main-material-item .btn-circle {
            position: relative;
            right: auto;
            margin-top: var(--space-15)
        }
    }
    @media all and (max-width: 640px) {
        .main-material .main-material-title {
            font-size: var(--font-45);
        }
        .main-material .main-material-list {
            grid-template-columns: repeat(1, 1fr);
        }
        .main-material .main-material-item .btn-circle {
            position: absolute;
            right: var(--space-45);
            margin-top: 0
        }
    }

/* 메인 제품소개 */
.main-bg-wrap{
    /* background: #E6F9E5;
    background: linear-gradient(180deg, rgba(230, 249, 229, 0.4) 0%, rgba(230, 249, 229, 0) 100%); */
    background: center top / 100% auto url("/public/images/main-info-bg.png") no-repeat;
}
.main-product {
    position: relative;
}
.main-product .main-product-copy {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: flex-end;
}
.main-product .main-product-copy .main-product-copy-top {
    width: 45%;
    position: relative;
}
.main-product .main-product-copy .main-product-copy-top .main-product-en {
    position: relative;
    z-index: 1;
}
.main-product .main-product-copy .main-product-copy-top .main-product-bg-circle {
    position: absolute;
    top: -75%;
    left: -35%;
    z-index: 0;
    pointer-events: none;
    width: clamp(200px, calc(538 / var(--inner) * 100vw), 538px);
}
.main-product .main-product-copy-bottom {
    flex: 0 1 32%
}
.main-product .main-product-grid {
    flex: 0 1 63%;
    max-width: 1080px;
}
.main-product .main-product-card {
    position: relative;
}
.main-product .main-product-card:nth-child(2n) {
    transform: translateY(var(--space-65))
}
.main-product .main-product-card .card-wrap {
    padding-bottom: 79%;
}
    /* 미디어쿼리 */
    @media all and (max-width: 1200px) {
        .main-product .main-product-card .card-wrap {
            padding-bottom: 100%;
        }
        .main-product .main-product-card .text {
            white-space: normal;
        }
        
    }
    @media all and (max-width: 1000px) {
        .main-product .main-product-card .card-wrap {
            padding-bottom: 130%;
        }
        .main-product .main-product-card .text {
            white-space: pre-line;
        }
    }
    @media all and (max-width: 640px) {
        .main-product .main-product-inner {
            flex-direction: column;
        }
        .main-product .main-product-copy .main-product-copy-top {
            width: auto;
        }
        .main-product .main-product-copy .main-product-copy-top .main-product-bg-circle {
            top: -125%;
            left: -45%;
        }
        .main-product .main-product-copy .main-product-copy-top .main-product-en {
            font-size: var(--font-40);
        }
        .main-product .main-product-copy-bottom {
            margin-bottom: var(--space-50);
        }
        .main-product .main-product-grid {
            grid-template-columns: repeat(1, 1fr);
        }
        .main-product .main-product-card:nth-child(2n) {
            transform: translateY(0)
        }
        .main-product .main-product-card .card-wrap {
            padding-bottom: 60%;
        }
        .main-product .mobile-btn {
            display: flex;
            justify-content: center;
        }
    }

/* 메인 인증서 */
.main-certificate {
    position: relative;
    display: flex;
    justify-content: flex-end;
}
.main-certificate .layout-large {
    width: 97%;
    margin: 0
}
.main-certificate-bg {
    position: absolute;
    left: 0;
    bottom: -93%;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}
.main-certificate-bg img {
    width: 100%;
    object-fit: cover;
}
.main-certificate .main-certificate-inner {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: stretch;
    justify-content: space-between;
}
.main-certificate .main-certificate-copy {
    flex: 0 1 32%;
}
.main-certificate .swiper-utill-wrapper .button-prev:hover,
.main-certificate .swiper-utill-wrapper .button-next:hover {
    color: var(--color-primary);
}
.main-certificate .swiper-utill-wrapper .swiper-pagination-visual {
    margin: 0 var(--space-12)
}
.main-certificate .main-certificate-slide {
    flex: 0 1 66%;
    max-width: 1180px;
    overflow: visible;
}
.main-certificate .certificateSwiper .swiper-slide {
    width: 33%;
    max-width: 300px;
}
.main-certificate .certificate-card {
    display: block;
    background-color: #EAF8EE;
    overflow: hidden;
}
.certificate-card .card-wrap {
    padding-bottom: 141%;
}
    /* 반응형 */
    @media all and (max-width: 1200px) {
        .main-certificate .main-certificate-slide {
            flex: 0 1 64%;
        }
        .main-certificate .certificateSwiper .swiper-slide {
            width: 30%;
        }
    }
    @media all and (max-width: 1000px) {
        .main-certificate .main-certificate-title br {
            display: none;
        }
        .main-certificate .main-certificate-copy {
            flex: 0 1 32%;
        }
        .main-certificate .certificateSwiper .swiper-slide {
            width: 40%;
        }
    }
    @media all and (max-width: 640px) {
        .main-certificate {
            margin-top: 0;
        }
        .main-certificate .main-certificate-copy {
            flex: 100%;
        }
        .main-certificate .main-certificate-title br {
            display: block;
        } 
        .main-certificate .layout-large {
            width: 95%;
        }
        .main-certificate .main-certificate-inner {
            flex-direction: column;
        }
        .main-certificate .main-certificate-slide {
            flex: 100%;
        }
        .main-certificate .certificateSwiper .swiper-slide {
            width: 40%;
        }
        .main-certificate-bg {
            position: absolute;
            left: 0;
            bottom: -100%;
        }
    }

/* 공지사항&문의하기 */
.main-info .main-info-card-wrap .main-notice {
    grid-column: span 1;
}
.main-info .main-info-card-wrap .main-inquiry {
    grid-column: span 1;
}
.main-info .main-info-card-wrap .main-map {
    grid-column: span 2;
}
.main-info .main-info-card .btn-circle {
    width: clamp(25px, calc(40 / var(--inner) * 100vw), 40px);
    height: clamp(25px, calc(40 / var(--inner) * 100vw), 40px);
}
.main-info .main-info-card .btn-circle img {
    width: clamp(12px, calc(14 / var(--inner) * 100vw), 14px);
}
.main-info .main-info-card {
    background-color: rgba(236, 246, 235, 0.6);
}
.main-info .main-inquiry {
    position: relative;
}
.main-info .main-inquiry .btn {
    position: absolute;
    bottom: var(--space-50);
    right: var(--space-50)
}
.main-info .main-map-inner {
    height: 100%;
}
.main-info .main-map-inner .flex-left {
    grid-column: span 1;
}
.main-info .main-map-inner .flex-right {
    grid-column: span 2;
}
.main-info .main-map-inner .map-tab li span {
    display: inline-block;
    cursor: pointer;
    position: relative;
    white-space: nowrap;
    transition: var(--transition);
}
.main-info .main-map-inner .map-tab li span::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: -2px;
    left: 0;
    background-color: var(--color-basic);
    transform: scaleX(0);
    transform-origin: left center;
    transition: var(--transition);
}
.main-info .main-map-inner .map-tab li span:hover::before,
.main-info .main-map-inner .map-tab li.on span::before {
    transform: scaleX(1);
}
.main-info .main-map-inner .tab-con {
    clear: both;
}
.main-info .main-map-inner .tab-con .tab-inner {
    display: none;
    height: 100%;
    background: #fff;
    text-align: center;
    position: relative
}
.main-info .main-map-inner .main-map-kakao {
    position: relative;
    z-index: 1;
    height: 100%;
}
.main-info .main-map-inner .btn-map {
    gap: 0 var(--space-10);
    padding: var(--space-12) var(--space-18);
    border-radius: var(--border-radius);
    background-color: var(--color-primary);
    position: absolute;
    z-index: 2;
    right: var(--space-45);
    bottom: var(--space-50)
}
.main-info .main-map-inner .btn-map img {
    width: 13px;
}
.main-info .main-map-inner .btn-map:hover {
    transform: translateY(-2px);
}
    /* 반응형 */
    @media all and (max-width: 1200px) {
        .main-info .main-inquiry .btn {
            right: 20px
        }
    }
    @media all and (max-width: 1000px) {
        .main-info .main-info-card-wrap {
            grid-template-columns: repeat(2, 1fr);
        }
        .main-info .main-map-inner {
            height: 190px;
        }
    }
    @media all and (max-width: 640px) {
        .main-info .main-info-card-wrap {
            grid-template-columns: repeat(1, 1fr);
        }
        .main-info .main-info-card-wrap .main-notice,
        .main-info .main-info-card-wrap .main-inquiry,
        .main-info .main-info-card-wrap .main-map,
        .main-info .main-map-inner .flex-left,
        .main-info .main-map-inner .flex-right {
            grid-column: unset
        }
        .main-info .main-map-inner {
            height: auto;
            grid-template-columns: repeat(1, 1fr);
        }
        .main-info .main-map-inner .map-tab {
            display: flex;
            column-gap: var(--space-20);
        }
        .main-certificate .certificate-top {
            margin-bottom: var(--space-50);
        }
        .main-certificate .swiper-utill-main {
            margin-bottom: var(--space-15)
        }
        .main-info .main-map-inner .flex-left {
            padding-bottom: var(--space-20);
        }
        .main-info .main-map-inner .flex-right {
            height: 150px;
        }
        .main-info .main-inquiry .btn {
            right: 15px
        }
    }

/* 서브 공통 */
aside {
    position: relative;
    width: 100%;
    height: 100vh;
}
aside .layout-wide {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;

}
.about aside {
    background: url("/public/images/about.jpg") no-repeat center / cover;
}
.materials aside {
    background: url("/public/images/materials.jpg") no-repeat center / cover;
}
.products aside {
    background: url("/public/images/products.jpg") no-repeat center / cover;
}
.notice aside {
    background: url("/public/images/news.jpg") no-repeat center / cover;
}
.inquiry aside {
    background: url("/public/images/inquiry.jpg") no-repeat center / cover;
}
.aside-tit-area {
    width: 94%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}
.aside-title {
    color: var(--color-primary-light);
    font-size: var(--font-25);
}
.aside-desc {
    margin-top: var(--space-30);
    color: var(--color-white);
    font-size: var(--font-70);
}
.sub-wrap {
    padding: var(--space-180) 0;
}
.sub-tit {
    font-size: var(--font-50);
    font-weight: var(--fw-bold);
}
.square {
    position: relative;
    padding-left: 14px;
}
.square::after {
    position: absolute;
    top: clamp(9px, calc(12 / var(--inner) * 100vw), 12px);
    left: 0;
    content: "";
    display: block;
    width: 4px;
    height: 4px;
    background-color: var(--color-primary);
}
@media all and (max-width: 1200px) {
    aside {
        height: 70vh;
    }
}
@media all and (max-width: 640px) {
    aside {
        height: 65vh;
    }
    .about aside .aside-desc-en {
        display: none;
    }
    .aside-tit-area {
        margin-top: 20px;
    }
}
@media (orientation: landscape) {
    aside {
        height: 100vh;
    }
}

/* 회사소개 */
.about .sub-wrap {
    position: relative;
}
.about .about-bg {
    width: 100%;
    height: 79%;
    position: absolute;
    background: #E6F9E5;
    background: linear-gradient(180deg, rgba(230, 249, 229, 1) 0%, rgba(230, 249, 229, 0) 0%, rgba(230, 249, 229, 0.3) 20%, rgba(230, 249, 229, 0.3) 80%, rgba(230, 249, 229, 0) 100%);
    z-index: -1;
    top: 30vh;
}
.about1 .about-denve-top {
    text-align: center;
}
.about1 .about-denve-top .about-brand {
    text-align: center;
}
.about1 .about-denve-top .about-brand img {
    width: clamp(150px, calc(460 / var(--inner) * 100vw), 460px);
}
.about1 .about-denve-img {
    flex: 52%;
}
.about1 .about-denve-img .about-img-wrap {
    height: 626px;
    overflow: hidden;
}
.about1 .about-denve-img .about-img-wrap img {
    height: 100%;
    object-fit: cover;
}
.about1 .about-denve-txt {
    flex: 48%;
    padding-left: var(--space-130)
}
    /* 반응형 */
    @media all and (max-width: 1600px) {
        .about1 .about-denve-txt {
            padding-left: var(--space-100);
            padding-right: var(--space-30);
        }
        .about1 .about-denve-txt pre {
            white-space: normal;
        }
    }
    @media all and (max-width: 1200px) {
        .about1 .about-denve-txt {
            padding-left: var(--space-80);
        }
        .about1 .about-denve-img .about-img-wrap {
            height: 480px;
        }
    }
    @media all and (max-width: 1000px) {
        .about1 .about-denve-img {
            flex: 40%;
        }
        .about1 .about-denve-txt {
            flex: 60%;
            padding-left: var(--space-80)
        }
    }
    @media all and (max-width: 640px) {
        .about1 .about-denve-content {
            flex-wrap: wrap;
        }
        .about1 .about-denve-img {
            flex: 100%;
            margin-bottom: var(--space-30);
        }
        .about1 .about-denve-img .about-img-wrap {
            height: 200px;
        }
        .about1 .about-denve-txt {
            flex: 100%;
            padding-left: 0
        }
    }

/* 연혁 */
.about2 .history-wrap {
    position: relative;
}
.about2 .history-left {
    flex: 0 1 35%;
}
.about2 .history-right {
    flex: 0 1 65%;
    position: relative;
    padding-left: var(--space-110)
}
.about2 .history-right::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 1px;
    height: 100%;
    background: var(--color-gray);
}
.about2 .history-group {
    flex: auto;
    position: relative;
    z-index: 1;
}
.about2 .history-group:not(:last-of-type) {
    margin-bottom: var(--space-70);
}
.about2 .history-group .year-badge {
    flex: 0 0 clamp(65px, calc(134 / var(--inner) * 100vw), 134px);
    height: clamp(30px, calc(54 / var(--inner) * 100vw), 54px);
    font-size: clamp(15px, calc(25 / var(--inner) * 100vw), 25px);
    border-radius: var(--border-radius);
}
.about2 .history-group:not(:last-of-type) {
    margin-bottom: var(--space-70);
}
.about2 .history-group ul li:nth-child(n+2) {
    margin-top: var(--space-50);
}
.about2 .history-group ul li:last-child {
    margin-bottom: 0;
}
.about2 .history-group ul li .month {
    color: #B9DFB5;
}
.about2 .history-group ul li  {
    padding-left: var(--space-60)
}
.about2 .history-group ul li p:nth-child(n+2) {
    margin-top: var(--space-20);
}
    /* 반응형 */
    @media all and (max-width: 1000px) {
        .about2 .history-left {
            flex: 0 1 30%;
        }
        .about2 .history-right {
            flex: 0 1 70%;
        }
    }
    @media all and (max-width: 640px) {
        .about2 .history-wrap {
            flex-direction: column;
        }
        .about2 .history-left {
            flex: 0 1 100%;
            margin-bottom: 30px;
        }
        .about2 .history-right {
            flex: 0 1 100%;
            padding-left: 0
        }
        .about2 .history-right::before{
            left: 32.5px;
            z-index: 0;
        }
    }

/* 기술 상세 */
.about3 .tech-detail-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-150) 0;
}
.about3 .tech-detail-item {
    display: flex;
    align-items: center;
}
.about3 .tech-detail-item .textarea {
    flex: 55%;
    padding-left: var(--space-110)
}
.about3 .tech-detail-item .imgarea {
    flex: 45%;
    overflow: hidden;
}
.about3 .tech-detail-item .imgarea img {
    width: 100%;
    height: 100%;
    max-width: 760px;
    object-fit: cover;
    display: block;
}
.about3 .tech-detail-item.reverse .textarea {
    order: 1;
}
.about3 .tech-detail-item.reverse .imgarea {
    order: 2;
    display: flex;
    justify-content: flex-end;
}
    /* 반응형 */
    @media all and (max-width: 1600px) {
        .about3 .tech-detail-item .textarea pre {
            white-space: normal;
        }
    }
    @media all and (max-width: 1200px) {
        .about3 .tech-detail-item .textarea {
            padding-left: var(--space-80);
            padding-right: var(--space-60)
        }
        .about3 .tech-detail-item .imgarea {
            height: 270px;
            overflow: hidden;
        }
        .about3 .tech-detail-item .imgarea img {
            height: 100%;
            object-fit: cover;
        }
    }
    @media all and (max-width: 1000px) {
        .about3 .tech-detail-item .imgarea {
            height: 300px;
        }
    }
    @media all and (max-width: 640px) {
        .about3 .tech-detail-item {
            flex-direction: column;
        }
        .about3 .tech-detail-item.reverse {
            flex-direction: column-reverse;
        }
        .about3 .tech-detail-item .textarea {
            flex: 100%;
            margin-top: var(--space-50);
            padding-left: var(--space-20);
            padding-right: 0
        }
        .about3 .tech-detail-item .imgarea {
            flex: 100%;
            height: 150px;
        }
    }

.about4 .cert-item {
    background-color: rgba(235, 248, 240, 0.6);
}
.about4 .cert-item .imgarea {
    flex: 0 1 42.5%;
}
.about4 .cert-item .textarea { 
    flex: 0 1 56.5%;
}
.about4 .cert-item .textarea .cert-text {
    margin-top: auto;
}
    /* 반응형 */
    @media all and (max-width: 1000px) {
        .about4 .cert-list {
            grid-template-columns: repeat(2, 1fr);
        }
    }
    @media all and (max-width: 640px) {
        .about4 .cert-list {
            grid-template-columns: repeat(1, 1fr);
        }
        .about4 .cert-item .imgarea {
            flex: 0 1 32.5%;
        }
        .about4 .cert-item .textarea {
            flex: 0 1 66.5%;
        }
    }

/* 소재소개 */
.materials .item {
    position: relative;
}
.materials .materials-list-area:not(:first-of-type) {
    margin-top: var(--space-250);
}
.materials .item .item-tit-en {
    display: flex;
    margin-bottom: var(--space-100);
    color: rgba(17,17,17, 0.1);
    font-size: var(--font-128);
    font-family: var(--fm-en);
    font-weight: var(--fw-semibold);
    line-height: 1;
    letter-spacing: -4px;
}
.materials .materials-list-area:first-of-type .item-tit-en {
    position: absolute;
    top: -9%;
    right: 0;
    margin-bottom: 0;
}
.materials .materials-list-area:last-of-type .item-tit-en {
    justify-content: flex-end;
}
.materials .item-wrap {
    max-width: 1720px;
    margin: 0 auto;
}
.materials .left-cont {
    width: 40%;
    padding-right: var(--space-30)
}
.materials .right-cont {
    width: 60%;
    max-width: 1080px;
    padding-left: var(--space-90);
    border-left: var(--border);
}
.materials .right-cont .row1 ul > li {
    width: 100%;
}
.materials .right-cont .row2 ul > li {
    width: calc(50% - (var(--space-20) / 2));
}
.materials .right-cont li.dp-flex strong {
    min-width: 135px;
}
.materials .right-cont ol {
    width: 100%;
    padding-left: var(--space-15);
}
.materials .right-cont ol li {
    width: calc(50% - (var(--space-20) / 2));
}
    @media all and (max-width: 1200px) {
        .materials .left-cont pre {
            white-space: normal;
        }
    }
    @media all and (max-width: 1000px) {
        .materials .materials-list-area:first-of-type .item-tit-en {
            position: static;
            justify-content: flex-end;
        }
        .materials .item-wrap {
            flex-wrap: wrap;
        }
        .materials .left-cont {
            width: 100%;
            padding-right: 0
        }
        .materials .right-cont {
            width: 100%;
            max-width: 100%;
            margin-top: var(--space-60);
            margin-left: 0;
            padding-left: 0;
            border-left: 0;
            border-top: var(--border);
            padding-top: var(--space-40);
        }
        .materials .right-cont .row2 {
            border-top: var(--border);
            padding-top: var(--space-30);
        }
    }
    @media all and (max-width: 640px) {
        .materials .item .item-tit-en {
            margin-bottom: var(--space-60);
        }
        .materials .right-cont .row ul {
            flex-wrap: wrap;
            gap: var(--space-30) 0;
        }
        .materials .right-cont .row2 ul > li {
            width: 100%;
        }
        .materials .right-cont ol {
            flex-wrap: wrap;
            flex-direction: column;
        }
        .materials .right-cont ol li {
            width: 100%;
        }
    }

/* 제품소개 */
.products-list-area {
    text-align: center;
}
.products-list-area .item {
    margin-bottom: var(--space-120);
    padding-bottom: var(--space-120);
    border-bottom: var(--border);
}
.products-list-area .item:last-of-type {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: 0;
}
.products-list-area .item-wrap {
    max-width: 1720px;
    margin: 0 auto;
}
.products-list-area .row-tit {
    margin-bottom: var(--space-50);
}
.products-list-area .row-tit span {
    display: block;
    margin-bottom: var(--space-15);
    color: var(--color-primary);
    font-size: var(--font-18);
}
.products-list-area .row-tit h3 {
    display: block;
    margin-bottom: var(--space-35);
    font-size: var(--font-50);
}
.products-list-area .row-tit p {
    font-size: var(--font-30);
}
.products-list-area .row-img {
    margin-bottom: var(--space-50);
}
.products-list-area .row-txt .label {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    margin-bottom: var(--space-40);
    padding: var(--space-12) var(--space-30);
    background-color: var(--color-primary);
    border-radius: var(--border-radius);
    color: var(--color-white);
    font-size: var(--font-18);
}
.products-list-area .row-txt pre {
    font-size: var(--font-20);
}
.products-list-area .row-txt ul {
    text-align: left !important;
}
.products-list-area .row-txt li {
    margin-bottom: var(--space-10);
    font-size: var(--font-20);
}
.products-list-area .row-txt li:last-of-type {
    margin-bottom: 0;
}
    @media all and (max-width: 640px) {
        .products-list-area .row-img {
            height: 150px;
            overflow: hidden;
            margin-bottom: var(--space-50);
        }
        .products-list-area .row-txt .label {
            /* padding: 0 var(--space-20); */
        }
        .products-list-area .row-img img {
            height: 100%;
            object-fit: cover;
        }
    }

/* 공지사항 리스트 */
.board .sub-tit-area,
.board .board-tit-area {
    flex: 40%;
    text-align: left;
    padding-right: var(--space-50);
}
.board .content {
    flex: 60%;
    max-width: 1080px;
    padding-left: var(--space-90);
    border-left: var(--border)
}
.board .content {
    min-height: clamp(200px, calc(400 / var(--inner) * 100vw), 400px);
}
    @media all and (max-width: 1200px) {
        .board .sub-tit-area br,
        .board .board-tit-area br {
            display: none;
        }
    }
    @media all and (max-width: 1000px) {
        .board .board-wrap  {
            flex-wrap: wrap;
        }
        .board .sub-tit-area,
        .board .board-tit-area {
            flex: 100%;
            text-align: center;
            padding-right: 0;
            margin-bottom: var(--space-50);
        }
        .board .board-top {
            display: flex;
            flex-direction: column-reverse;
            align-items: center;
        }
        .board .board-top .board-total {
            display: none;
        }
        .board .content {
            flex: 100%;
            border-left: 0;
            border-top: var(--border);
            padding-left: 0;
            padding-top: var(--space-50);
        }
        .board.notice-list .content {
            border-top: 0;
            padding-top: 0;
        }
        .board.board-post .content {
            padding-bottom: var(--space-50);
            border-bottom: var(--border);
        }
    }
    @media all and (max-width: 640px) {
        .board .sub-tit-area br,
        .board .board-tit-area br {
            display: block;
        }
    }