@charset "utf-8";

.dn_mo,
.sol_slide .overview.dn_mo {
    display: none;
}

.dn_solution_wrap {
    background-color: #000;
    color: #fff;
}
.main-visual {
    width: 100%;
    min-height: 100vh;
    display: grid;
    grid: "main" 100vh / auto;
    place-items: center;
    position: relative;
    background-color: #000;
    overflow: hidden;
}
.main-visual::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: url('/image/noise.png') repeat;
    opacity: 0.3;
    pointer-events: none;
    mix-blend-mode: overlay;
    z-index: 10;
}

.main-visual .bg-video {
    display: block;
    width: 250%;
    height: 250%;
    object-fit: cover;
    filter: blur(5px);

    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: transform 0.2s ease-out;
    pointer-events: none;
}

.main-visual .text_box {
    text-align: center;
    color: #fff;
    position: absolute;
    filter: drop-shadow(5px 5px 20px rgba(0, 0, 0, 0.3));
}
.main-visual .text_box h1 img {
    width: calc(100% - 30px);
    margin-bottom: 20px;
}
.main-visual .text_box p {
    font-size: 28px;
    line-height: 150%;
    letter-spacing: -0.28px;
}

.dn_content {
    padding-top: 200px;
}

.overview {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}
.overview > span {
    font-size: 18px;
    font-family: "Bricolage Grotesque-Medium";
}
.overview h5 {
    padding: 40px 0;
    font-size: 60px !important;
    font-family: "Pretendard-Bold";
    line-height: 138%; /* 82.8px */
    letter-spacing: -1.2px;
    word-break: keep-all;
}
.overview h5 .gradient {
    background: linear-gradient(180deg, #B896FF 26.88%, #6E29FF 73.12%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.overview h5 .gradient2 {
    background: linear-gradient(180deg, #768DFF 0%, #1500FF 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.overview p {
    max-width: 1194px;
    width: calc(100% - 30px);
    line-height: 150%;
    font-size: 20px;
    letter-spacing: -0.4px;
    font-family: "Pretendard";
}

.container-flex {
    max-width: 1498px;
    margin: 0 auto;
    margin-top: 80px;
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    gap: 30px;
}

.item-flex {
    flex: 1 1 calc((100% - 3 * 30px) / 4);
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;

    border: 1px solid transparent;
    border-radius: 20px;
    background:
    linear-gradient(180deg, #141414 0%, #2E2E2E 100%) padding-box,
    linear-gradient(180deg, rgba(255,255,255,0.7) 0%, rgba(255,255,255,0.3) 100%)border-box;
    background-clip: padding-box, border-box;
}

.item-flex span {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 100%;
    background: rgba(255, 255, 255, 0.20);
    margin-bottom: 32px;
    font-weight: 700;
}
.item-flex h2 {
    font-size: 28px;
    font-weight: 700;
    line-height: 150%; /* 42px */
    letter-spacing: -0.56px;
    margin-bottom: 8px;
    word-break: keep-all;
}
.item-flex p {
    font-size: 20px;
    line-height: 150%; /* 30px */
    letter-spacing: -0.4px;
}
.item-flex img {
    width: 95px;
    padding-top: 63px;
    margin-left: auto;
}

/* 섹션 컨테이너 */
.dn_content {
    padding-top: 200px;
    max-width: 1498px;
    width: calc(100% - 30px);
    margin: 0 auto;
}

/* 섹션 맨 위 인트로 */
.dn_content .overview {
    margin-bottom: 40px;
}
.dn_content .overview > span, .overview > span {
    text-transform: uppercase;
}
.dn_content.sticky {
    position: relative;
}
/* 카드 래퍼: 세로로 쌓이며 gap */
.dn_content.sticky .wrap {
    display: flex;
    flex-direction: column;
}

/* 스티키 카드 */
.dn_content.sticky .content {
    display: flex;
    gap: 4.3%;
    /* 여기서만 sticky 설정 */
    position: sticky;
    top: 100px;
    padding: 60px;

    border: 1px solid transparent;
    border-radius: 20px;
    background:
    linear-gradient(180deg, #141414 0%, #2E2E2E 100%) padding-box,
    linear-gradient(180deg, rgba(255,255,255,0.7) 0%, rgba(255,255,255,0.3) 100%) border-box;
    background-clip: padding-box, border-box;
    
    transition: transform 0.5s ease-out, filter 0.5s ease-out;
    will-change: transform, filter;

    margin-top: 40px;
}

/* 첫 번째 카드만 자연스럽게 위치 */
.dn_content.sticky .wrap .content:first-child {
    margin-top: 0;
}

/* 카드 내부 이미지 */
.content__img {
    max-width: 530px;
    aspect-ratio: 530 / 380;
    width: 38.5%;
    object-fit: contain;
}
.dn_content video {
    max-width: 530px;
    aspect-ratio: 530 / 380;
    width: 38.5%;
    object-fit: cover;
    border-radius: 20px;
    overflow: hidden;
}

/* 텍스트 div */
.dn_content.sticky .content > div {
    width: 57.2%;
}

/* 카드 제목 */
.dn_content.sticky .content__title {
    font-size: 48px;
    margin-bottom: 20px;
    line-height: 138%; /* 66.24px */
    letter-spacing: -0.96px;
}

/* 카드 본문 텍스트 */
.dn_content.sticky .content__text {
    line-height: 150%; /* 30px */
    letter-spacing: -0.2px;
    font-size: 20px;
    word-break: keep-all;
}

.dn_content.sticky strong {
    font-size: 40px;
    position: absolute;
    right: 60px;
    bottom: 70px;
    font-variant-numeric: lining-nums tabular-nums;
    opacity: 0.8;
    line-height: 150%; /* 60px */
    letter-spacing: -0.4px;
}
.dn_content.sticky .bg-5 strong {
    bottom: 60px;
}


/* 슬라이드 섹션 */
.sol_slide {
    padding-top: 200px;
    width: 100%;
    overflow: hidden;
}
.sol_slide .dn_Swiper {
    max-width: 1498px;
    width: calc(100% - 30px);
    margin: 0 auto;
    overflow: visible;
    padding-bottom: 80px;
}
.sol_slide .dn_Swiper .swiper-wrapper {
    width: 100%;
}
.sol_slide .dn_Swiper .swiper-slide {
    max-width: 588px;
    width: 100%;
    height: 588px;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;

    border: 1px solid transparent;
    border-radius: 20px;
    background:
    linear-gradient(180deg, #141414 0%, #2E2E2E 100%) padding-box,
    linear-gradient(180deg, rgba(255,255,255,0.7) 0%, rgba(255,255,255,0.3) 100%) border-box;
    background-clip: padding-box, border-box;
}
.sol_slide .overview {
    align-items: unset;
    text-align: unset;
}
.sol_slide .overview.dn_mo {
    text-align: center;
}
.sol_slide .dn_Swiper .swiper-slide.text {
    background: none;
    border: none;
    max-width: 450px;
    padding: 0;
}
.sol_slide .swiper-slide img {
    width: 100%;
}
.sol_slide .swiper-slide h5 {
    font-family: "Bricolage Grotesque";
    font-size: 48px;
    margin: 30px 0 8px;
}
.sol_slide .swiper-slide p {
    font-size: 20px;
    line-height: 150%; /* 30px */
    letter-spacing: -0.2px;
}
.sol_slide .swiper-slide a {
    width: fit-content;
    border-radius: 99px;
    background: linear-gradient(0deg, #1500FF 0%, #1500FF 100%);
    border: 0;
    padding: 14px 20px;
    color: #FFF;
    font-family: "Bricolage Grotesque";
    font-size: 20px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.2s;
}
.sol_slide .swiper-slide a:hover {
    transform: scale(1.05);
}

/* 스크롤바 */
.sol_slide .dn_Swiper .swiper-scrollbar {
    background-color: #fff;
    height: 2px;
}
.sol_slide .dn_Swiper .swiper-scrollbar-drag {
    background: linear-gradient(90deg, #1500FF 0%, #F0F 100%);
}


/* ===== 컨택 섹션 ===== */

.contact {
    padding-top: 200px;
}
.contact .overview h5 {
    padding-bottom: 89px;
}
.contact .goto {
    display: flex;
}
.contact .goto > .box {
    width: 50%;
    padding: 80px;
    border-top: 1px solid #fff;
    color: #fff;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: 0.3s ease-in;
}
.contact .goto > .box.about {
    border-right: 1px solid #fff;
}
.contact .goto > .box .title {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}
.contact .goto > .box .title h5 {
    font-family: "Bricolage Grotesque";
    font-size: 100px;
}
.contact .goto > .box .title span {
    padding-top: 20px;
    font-size: 24px;
    font-weight: 600;
    line-height: 138%; /* 33.12px */
    letter-spacing: -0.48px;
    opacity: 0.8;
}
.contact .goto > .box img {
    margin-top: 11.5vw;
    max-width: 112px;
    margin-left: auto;
    transition: 0.2s ease-in;
    filter: brightness(50%);
}
.contact .goto > .box:hover img {
    filter: brightness(100%);
}

/* ===== 1498px ===== */
@media screen and (max-width: 1498px) {
    /* 메인비주얼 블러 */
    .main-visual svg {
        filter: blur(80px);
    }
    
    .container-flex {
        gap: 15px;
    }

    /* 스티키 카드 */
    .dn_content.sticky .content {
        padding: 40px;
    }
}
/* ===== 1100px ===== */
@media screen and (max-width: 1100px) {
    .dn_solution_wrap br {
        display: none;
    }
    .dn_solution_wrap .main-visual br {
        display: block;
    }
    /* 폰트 사이즈 100 */
    .contact .goto > .box .title h5 {
        font-size: 60px;
    }
    /* 폰트 사이즈 60 */
    .overview h5 {
        font-size: 40px !important;
    }
    /* 폰트 사이즈 48 */
    .dn_content.sticky .content__title,
    .sol_slide .swiper-slide h5 {
        font-size: 30px;
    }
    /* 폰트 사이즈 40 */
    .dn_content.sticky strong {
        font-size: 27px;
    }
    /* 폰트 사이즈 28 */
    .main-visual .text_box p,
    .item-flex h2 {
        font-size: 22px;
    }
    /* 폰트 사이즈 24, 20 */
    .contact .goto > .box .title span,
    .overview p,
    .item-flex p,
    .dn_content.sticky .content__text,
    .sol_slide .swiper-slide p,
    .sol_slide .swiper-slide button {
        font-size: 16px;
    }
    /* 폰트 사이즈 18 */
    .overview > span {
        font-size: 16px;
    }


    /* 메인비주얼 블러 */
    .main-visual svg {
        filter: blur(50px);
        width: 150%;
        height: 150vw;
    }
    /* 화면 너비가 1100px 이하일 때, 2열 레이아웃으로 변환 */
    .item-flex {
        flex: 0 0 calc((100% - 1 * 15px) / 2);
    }

    .container-flex {
        max-width: 80%;
    }

    /* 스티키 카드 */
    .dn_content.sticky .content {
        row-gap: 30px;
        flex-direction: column;
        padding: 30px;
        padding-bottom: 70px;
        margin-top: 20px;
    }

    /* 카드 내부 이미지 */
    .content__img {
        width: 100%;
    }
    .dn_content video {
        width: 100%;
    }

    /* 텍스트 div */
    .dn_content.sticky .content > div {
        width: 100%;
    }

    .dn_content.sticky strong {
        font-size: 20px;
        right: 30px;
        bottom: auto;
        top: 30px;
    }
    
    /* 슬라이드 */
    .sol_slide .dn_Swiper .swiper-slide {
        height: 500px;
    }
    /* .sol_slide .dn_Swiper .swiper-slide.text {
        width: fit-content;
        padding-right: 40px;
    } */
    .sol_slide .dn_Swiper .swiper-slide.text {
        display: none;
    }

    /* 컨택 세로 정렬 */
    .contact .goto {
        flex-direction: column;
    }
    .contact .goto > .box {
        width: 100%;
    }
    .contact .goto > .box.about {
        border-right: none;
    }
    .contact .goto > .box img {
        width: 70px;
        margin-top: 8vw;
    }
}

/* ===== 768px ===== */
@media screen and (max-width: 768px) {
    .overview h5 {
        font-size: 30px !important;
    }
    .dn_mo,
    .sol_slide .overview.dn_mo {
        display: block;
        margin: 0 auto;
    }
    .dn_pc {
        display: none;
    }
    /* 메인비주얼 블러 */
    .main-visual svg {
        width: 170%;
        height: 170vw;
    }

    .item-flex {
        flex: 0 0 calc((100% - 1 * 0px) / 1);
    }

    .dn_content.sticky strong {
        font-size: 20px;
        right: 30px;
        bottom: 30px;
        top: auto;
    }
    .dn_content.sticky .bg-5 strong {
        bottom: 30px;
    }

    /* 슬라이드 */
    .sol_slide .dn_Swiper .swiper-slide {
        height: auto;
        width: 70%;
    }
    .sol_slide .swiper-slide button {
        margin-top: 40px;
    }
    .contact .goto > .box {
        padding: 40px;
    }
    .contact .goto > .box .title span {
        padding-top: 0;
    }
}
/* ===== 500px ===== */
@media screen and (max-width: 500px) {
    .dn_content.sticky .content__title, .sol_slide .swiper-slide h5 {
        font-size: 24px;
    }
    .dn_content, .dn_content, .sol_slide, .contact {
        padding-top: 150px;
    }
    .main-visual .text_box p {
        font-size: 16px;
    }
    .dn_content.sticky .content {
        top: 30px;
    }
    .sol_slide .dn_Swiper .swiper-slide {
        padding: 25px 16px;
    }
    .sol_slide .swiper-slide a {
        padding: 10px 15px;
        font-size: 15px;
        margin-top: 20px;
    }
    .contact .goto > .box {
        padding: 20px;
    }
    .contact .goto > .box .title h5 {
        font-size: 36px;
    }
    .contact .goto > .box img {
        margin-top: 70px;
        width: 40px;
    }
}