body {     
    background: radial-gradient(
        ellipse at 50% 71.5%, 
        #001846 0%,
        #010101 100%
    );    
}
.section .tit_wrapper,
.section .cont_wapper,
.section .news_cont,
.section .footer {
    opacity: 0;
    transform: translateY(30px);
}
.swiper-slide .anim-image,
.swiper-slide .anim-text {
    opacity: 0;
}
.swiper-slide .anim-text {
    transform: translateY(20px);
}
.intro { 
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        ellipse at 50% 71.5%,  /* cx=0.5, cy=0.715 */
        #001846 0%,
        #010101 100%
    );
     z-index: 9999;
}
.mask-num {    
    display: flex;    
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    -webkit-transform: translate(-50%,-50%);
    -moz-transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,-50%);
    font-size: 13rem;
    font-weight: 800;
    color: white;
    z-index: 99;
}
.digit {
    overflow: hidden;    
    display: inline-block;
    animation: maskText .6s cubic-bezier(0.0, 0.0, 0.2, 1) forwards;
    animation-delay: var(--delay, 0s);        
    opacity: 0;
}
@keyframes maskText {
    from {
        transform: translateX(100px);
        clip-path: polygon(0 0, 0% 0, 0% 100%, 0 100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
        opacity: 1;
    }
}
.fadeOut {        
    opacity: 1;
}
.fadeLeft span { 
    display: inline-block;
    transform: translateX(30px);
    opacity: 0;
}
.thumb_img { 
    overflow: hidden;
    display: block;
    position: relative;    
}
.thumb_img.width { 
    aspect-ratio: 4 / 3;
    max-width: 65vh;    
}
.thumb_img.height { 
    aspect-ratio: 3 / 4;       
    max-height: 54vh;
}
.thumb_img img { 
    object-fit: contain;
    width: 100%;
    min-height: 100%;
}
.caption { 
    display: block;
}
.img_intro {
    position: absolute;
    inset: 0;
    z-index: 0;
    opacity: 0;
    transition: opacity 0.5s;
}
.img_intro img {
    position: none;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
}

.t_siz2 { 
    display: block;
    font-size: clamp(1.8rem, 1.7vw, 2rem);
    font-weight: 300;
    line-height: 1.36;
}
.t_siz3 { 
    display: block;
    font-size: clamp(2.2rem, 2.5vw, 3.2rem);
    font-weight: 500;
}
.t_siz5 { 
    display: block;
    font-size: clamp(3rem, 4vw, 5rem);
    font-weight: 500;
}
.t_siz6 { 
    display: block;
    font-size: clamp(3.6rem, 4.6vw, 6rem);
    font-weight: 500;
}
.tit_wrapper {             
    position: relative;       
    width: auto;    
    padding-top: 3%;
    padding-left: 5%;
    padding-right: 5%;    
    z-index: 1;    
}
.tit_section {     
    display: inline-block;
    margin-top: 1vw;
    word-break: keep-all;
    font-size: clamp(3rem, 4.8vw, 6.6rem);
    font-weight: 700;    
    letter-spacing: -0.03em;
}
.txt_dec { 
    display: block;
    font-size: clamp(1.5rem, 1.6vw, 2rem);
    font-weight: 300;    
}
.link_more { 
    display: block;
    position: absolute;
    bottom: -8rem;
    right: 8vw;    
    width: 14vw;
    max-width: 184px;    
    min-width: 120px;
    text-align: left;
    font-size: clamp(1.5rem, 1.8vw, 2.6rem);  
    white-space: nowrap;
    background: url(../img/ico_more.svg)no-repeat right bottom 5px  / 25% auto;
}
.news .link_more { 
    position: absolute;
    bottom: 0;
    right: 5vw;                  
    filter:invert(1); 
}
.dimmed { 
    position: relative;
}
.dimmed::before { 
    content:'';
    position:absolute;
    top: 50%;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;    
    background: -webkit-linear-gradient(top, rgba(0, 0, 0, 0), rgba(0, 0, 0, .7), rgba(0, 0, 0, 1) 55%);
    background-image: -moz-linear-gradient(top, rgba(0, 0, 0, 0), rgba(0, 0, 0, .7), rgba(0, 0, 0, 1)55%);
    background-image: -o-linear-gradient(top, rgba(0, 0, 0, 0), rgba(0, 0, 0, .7), rgba(0, 0, 0, 1)55%);
    background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0), rgba(0, 0, 0, .7), rgba(0, 0, 0, 1) 55%);
}
.swiper { 
    width: 100%; 
    height: 100%; 
}
.swiper-slide { 
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.txt_wrapper { 
    display: flex;
    flex-wrap: wrap;
    gap: 2rem 4rem;    
    position: relative;        
    margin-left: -15%;        
    padding-top: 6vw;    
}

.main-content { 
    width: 100%;
    height: 100%;
}
.section {        
    display: block !important;
    position: relative !important;    
}
.section .fp-tableCell { 
    display: block;
    vertical-align: unset;
}
.cont_wapper { 
    height: 82%;
}
.cont_wapper .cont_inner { 
    display: flex;    
    align-items: center;
    justify-content: center;
    margin-left: 15%;
    margin-right: 15%;
}

/* about */
.about .tit_wrapper { 
    text-align: right;
}
.about .cont_wapper .cont_inner { 
    gap: 3rem;;
}
.about .wrap_caption { 
    display: flex;
    flex-direction: column;
    gap: 1.6rem;
    max-width: 680px;    
    word-break: keep-all;
    white-space: normal;
} 

/* history */
.history .list_history li { 
    font-size: clamp(1.5rem, 1.3vw, 1.8rem);
}
.history .list_history li:not(:first-child) {
    margin-top: 1.2vw;
}
.history .list_history li em { 
    display: inline-block;
    margin-right: 1.8rem;
}

/* event */
.event { 
    position: relative;
    padding-bottom: 4rem;
}
.event .tit_wrapper {         
    padding-right: 8vw;    
    text-align: right;
}
.event .cont_wapper { 
    overflow: hidden;
    position: absolute;
    top: 0;    
    width: 100vw;
    height: 100vh;
}
.event .event_gallery {     
    display: flex;
    gap: 2rem;
    width: 80%;    
    padding: 0 8%;           
}
.event .gallery_col {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    width: 18%;
    max-width: 445px;
}
.event .gallery_col:last-child { 
    margin-top: 20%;
}
.event .gallery_col .thumb_img {     
    display: block;            
    aspect-ratio: 1/1;        
}

/* news */
.news { 
    padding-bottom: 7%;
    background: #fff;
}
.news .txt_dec, .news .tit_section {
    color: #111;
}
.news .tit_wrapper { 
    position: relative;
    box-sizing: border-box;
    max-width: calc(1440px + 10vw);
    margin: 0 auto;    
}
.news_cont {     
    display: flex;    
    align-items: flex-start;
    justify-content: space-between;
    max-width: calc(1440px + 10vw);
    margin: 10vh auto 0;
    padding: 0 5vw;
}
.news .art_floatT, .news .list_article {     
    box-sizing: border-box;    
}
.news_cont .art_floatT { 
    position: relative;
    width: 50%;
}
.news_cont .art_floatT .thumb_img { 
    aspect-ratio: 16 / 10;
}
.news_cont .list_article {     
    width: calc(50% - 4vw);
}
.news_cont .art_floatT .txt_area {
    position: absolute;
    right: 40px;
    bottom: 35px;
    left: 40px;
    z-index: 99;    
}
.news_cont .art_floatT .txt_area .t_siz3 { 
    overflow: hidden;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -ms-box-orient: vertical;
    box-orient: vertical;
    -webkit-line-clamp: 2;
    -ms-line-clamp: 2;
    line-clamp: 2;
    max-height: 104px;    
    line-height: 1.3;
    font-weight: 600;
    color: #fff;
}
.news_cont .art_floatT .txt_area .t_siz2 { 
    overflow: hidden;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -ms-box-orient: vertical;
    box-orient: vertical;
    -webkit-line-clamp: 2;
    -ms-line-clamp: 2;
    line-clamp: 2;
    max-height: 64px;
    margin-top: 1.5rem;    
    color: #fff;
}
.news_cont .list_article li:not(:first-child) { 
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid #E6E6E6;
}
.news_cont .list_article li a { 
    display: flex; 
    gap: 3rem;
    justify-content: space-between;
}
.news_cont .list_article li .tit_thumb { 
    overflow: hidden;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -ms-box-orient: vertical;
    box-orient: vertical;
    -webkit-line-clamp: 2;
    -ms-line-clamp: 2;
    line-clamp: 2;
    max-height: 67px;
    font-size: clamp(1.7rem, 1.6vw, 2.4rem);
    font-weight: 600;
    color: #111;
    line-height: 1.4;
}
.news_cont .list_article li .txt_wrap { 
    flex-grow: 1;
    width: 70%;
    max-width: 485px;
}
.news_cont .list_article li .txt_wrap p {     
    margin-top: 1.2rem;
    font-size: clamp(1.4rem, 1.3vw, 1.6rem);
    color: #707070;   
}
.news_cont .list_article li .thumb_img { 
    flex-grow: 1;
    width: 30%;
    max-width: 160px;    
    aspect-ratio: 16 / 11;    
}
.footer { 
    position: absolute;
    width: 100%;
    bottom: 0;
    padding:  5rem 0;
    text-align: center;
    background: #111;
}
.footer p { 
    font-size: clamp(1.2rem, 1.2vw, 1.4rem);
    color: #ddd;
}

/* featured */
.featured {     
    position: relative;
    width: 100%;         
}
.wrap_arrow {
    position: fixed;
    left: 50%;
    transform: translate(-50%, -50%);
    bottom: 3rem;
    will-change: opacity, filter;    
}
.wrap_arrow p { 
    width: 50px;    
    margin-bottom: 10px;
    text-align: center;
    font-size: 12px;
    color: #fff;
}
.ripple-container {
    position: relative;
    width: 50px;
    height: 50px;
}
.ripple {
    position: absolute;
    top: 28%;
    left: 50%;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    /* 3. 애니메이션이 크기와 투명도를 모두 제어하므로 기본 스타일에서 제거 */
    animation: rippleAnim 3s ease-out infinite;
    /* 'both'는 'infinite'와 함께 사용할 때 효과가 미미하여 생략 가능 */
}
/* 겹쳐서 시작하는 효과를 위한 음수 delay는 좋은 방법입니다! */
.ripple:nth-of-type(1) { animation-delay: -2s; }
.ripple:nth-of-type(2) { animation-delay: -1s; }
.ripple:nth-of-type(3) { animation-delay: 0s; }

/* 2. 깜박임 현상 해결을 위한 키프레임 수정 */
@keyframes rippleAnim {
    0% {
        width: 0;
        height: 0;
        opacity: 0; /* 시작 시 투명하게 */
    }
    20% {
        opacity: 0.6; /* 서서히 나타나도록 중간 지점 추가 */
    }
    100% {
        width: 60px;
        height: 60px;
        opacity: 0; /* 퍼지면서 사라짐 */
    }
}
.arrow-down {
    position: relative;
    width: 13px;
    height: 18px;  
    margin: 0 auto;
    background: url(../img/ico_arrow_d.svg) no-repeat 0 0 / cover;
}
.scene_sticky { 
    perspective: 24rem;
    justify-content: center;
    align-items: center;
    height: 100dvh;
    display: flex;
    position: sticky;
    top: 0%;
    overflow: hidden;
    transform: none;
}
.stage { 
    transform-style: preserve-3d;
    width: 80rem;
    height: 48rem;
    position: relative;
    transform: translateZ(0);
}
.x-explore {   
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 100%;
    text-align: center;
    text-transform: uppercase;
    font-size: 2vw;
    font-weight: 900;
    color: #fff;
    transform: translate3d(-50%, 0, -235rem);    
    
}
.stage_title {         
    overflow: visible;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;    
    position: absolute;
    top: 0%;
    bottom: 0%;
    left: auto;
    width: 100%;
    height: auto;                
    text-transform: uppercase;   
    font-family: "Open Sans", Arial, Helvetica, sans-serif;         
    line-height: 1;        
}   
.stage_title .row { 
    display: flex;    
    color: #fff;
    z-index: 1;
}
.stage01_img {             
    position: absolute;
    top: 0%;
    bottom: 0%;    
    width: 100%;      
    height: auto;
    transform-style: preserve-3d;
    opacity: 1;            
}
.stage01_img img { 
    object-fit: contain;
    position: absolute;
    width: 100%;
    height: 100%;    
    inset: 0%;
}
.stage01_img.item-1 {    
    left: auto;
    right: 20%;    
}
.stage01_img.item-2 {
    left: 46%;
    right: auto;
    transform: translateZ(-40rem);
}
.stage01_img.item-3 {    
    left: auto;
    right: 25%;
    transform: translateZ(-80rem);
}
.stage01_img.item-4 {    
    left: 50%;
    right: auto;
    transform: translateZ(-120rem);
}
.stage01_img.item-5 {            
    left: auto;
    right: 30%;
    transform: translateZ(-160rem);
}
.stage01_img.item-6 {    
    left: 50%;
    right: auto;
    transform: translateZ(-200rem);
}
.stage01_txt {           
    font-size: clamp(4.2rem, 8.5vw, 11rem);
    font-weight: 800;    
    text-shadow: 1px 2px 20px rgb(0 0 0 / 30%);        
}
.stage01_txt:nth-child(3) { 
    margin-right: 3rem;
}

/* ------------------------ tablet ------------------------ */
@media (max-width: 1024px) {    
    .stage01_txt:nth-child(3) { 
        margin-right: 1rem;
    }
    .stage01_img { 
        width: 65%; 
    }
    .stage01_img.item-1 { 
        right: 30%;
    }
    .stage01_img.item-2 { 
        left: 65%;
    }
    .stage01_img.item-3 { 
        right: 50%;
    }
    .stage01_img.item-4 { 
        left: 70%;
    }
    .stage01_img.item-5 { 
        right: 55%;
    }
    .stage01_img.item-6 { 
        left: 80%;
    }
    .txt_wrapper { 
        flex-direction: column;
        margin-left: -10%;
    }    
    .about .wrap_caption { 
        max-width: 44vw;
    }        
    .news_cont .art_floatT .txt_area { 
        right: 20px;
        bottom: 25px;
        left: 20px;
    }
    .news_cont .art_floatT .txt_area .t_siz2 { 
        margin-top: 1rem;
    }
    .news_cont .list_article li:not(:first-child) { 
        margin-top: 2rem;
        padding-top: 2rem;
    }
    .news_cont .list_article li .thumb_img { 
        flex-shrink: 0;
        flex-grow: 0;
        width: 112px;
    }
    .news_cont .list_article li .txt_wrap { 
        max-width: unset;
        width: 100%;
    }
    .event .tit_wrapper { 
        top: 5%;
    }
    .event .event_gallery { 
        width: 80%;
        gap: 1rem;
    }
    .event .gallery_col { 
        gap: 1rem;
    }
    
}
@media (max-width: 768px) {    
    .mask-num {            
        font-size: 7rem;        
    }
    .tit_wrapper { 
        padding-top: 3rem;        
    }
    .link_more { 
        min-width: 105px;
        bottom: -4rem;
    }
    .x-explore { 
        font-size: 3vw;
    }    
    .about .cont_inner { 
        flex-direction: column;
    }    
    .about .wrap_caption { 
        order: 2;
        max-width: 100%;
        text-align: center;
        margin-top: 2rem;
    }    
    .about .t_siz6 { 
        font-size: 3.2rem;
    }
    .about .thumb_img { 
        margin: 0 10%;
        order: 1;
    }    
    .txt_wrapper { 
        position: absolute;
        left: 50%;
        top: 60%;
        margin: 0;
        padding: 0;
    }    
    .scroll-track { 
        width: 500%;
    }
    .item-content { 
        padding-right: 10vw;
        padding-left: 10vw;
    }    
    .news .tit_wrapper { 
        padding-top: 2.5rem;
    }        
    .news .link_more { 
        position: unset;    
        margin-top: 2rem;    
    }
    .news_cont {
        gap: 2rem 0;
        flex-direction: column;        
        margin-top: 3rem;
        padding: 0 5%;
    }
    .news_cont .art_floatT { 
        width: 100%;        
    }    
    .news_cont .art_floatT .thumb_img { 
        aspect-ratio: unset;
        height: 200px;
    }
    .news_cont .art_floatT .txt_area { 
        bottom: 15px;
    }
    .news_cont .art_floatT .txt_area .t_siz3 { 
        max-height: 67px;
    }
    .news_cont .art_floatT .txt_area .t_siz2 { 
        display: none;        
    }
    .news_cont .list_article { 
        width: 100%;
    }
    .news_cont .list_article li:not(:first-child) { 
        margin-top: 1rem;
        padding-top: 1rem;
    }
    .news_cont .list_article li:last-child { 
        display: none;
    }
    .news_cont .list_article li a { 
        gap: 2rem;
    }
    .news_cont .list_article li .tit_thumb { 
        max-height: 48px;
    }    
    .footer { 
        padding: 3rem 0;
    }
}
@media (max-width: 480px) { 

    .txt_wrapper {         
        left: 15%;
        top: 60%;        
    }    
}