@charset "utf-8";
/* layout.css는 전체적인 레이아웃 스타일을 정의합니다. */ 
body {overflow-x: hidden;}
#skipToContent a {z-index:100000;position:absolute;top:0;left:0;width:1px;height:1px;font-size:0;line-height:0;overflow:hidden}
#skipToContent a:focus, 
#skipToContent a:active {width:200px;height:50px;background:#21272e;color:#fff;font-size:14px;font-weight:bold;text-align:center;text-decoration:none;line-height:50px}

.only-desktop {display:block;}
.only-desktop-tablet {display:block;}
.only-tablet-mobile {display:none;}
.only-tablet {display:none;}
.only-mobile {display:none;}

#wrapper {position:relative;}

.contain {max-width:1500px; margin:0 auto; padding-right:var(--space-container); padding-left:var(--space-container);}

/* header */
#header {position:fixed; top: 0; left: 0; width:100%; height:var(--header-height); background:#fff; transition:.2s; z-index:100;}
#header .contain {display: flex; align-items: center; justify-content: space-between; position:relative; max-width:1500px; height:100%; z-index:10; }
#sub #header {position: sticky;}

.sitelogo a {display:block;}
#gnb {flex:1;}
#gnb > ul {display:flex; justify-content:center; text-align:center;}
#gnb > ul > li {position:relative;}
#gnb > ul > li > a {display:flex; flex-direction:column; align-items:center; justify-content:center; height:var(--header-height); padding:0 var(--space-46); transition: .3s;color:#2c2c2c; font-size:var(--font-size-20); font-weight:600; line-height:1.7em; letter-spacing:-.02em; white-space:nowrap;}
#gnb > ul > li > a div {display:flex; flex-direction:column; align-items:center; justify-content:flex-start; overflow:hidden; height:1.5em; padding:0 4px;}
#gnb > ul > li.active > a {background:var(--color-primary); color:#fff !important;}
#gnb .submenu {position:absolute; left:0; width: 100%; height:0; overflow:hidden; text-align:center; transition: .3s;}
#gnb > ul > li.active .submenu {background: var(--color-primary);}
#gnb .submenu>ul {padding: var(--space-16) 0 var(--space-24);}
#gnb .submenu>ul>li>a {display:block; padding: 8px 0; font-size: var(--font-size-18); line-height:1.777em; white-space:nowrap; color: #676767; font-weight: 500;}
#gnb > ul > li.active .submenu>ul>li>a {color: #7FA4D5;}
#gnb > ul > li.active .submenu>ul>li>a:hover {color: #fff; text-decoration: underline;}
#gnb .submenu>ul>li>a:hover {color: var(--color-primary);}

.hd-btn-wrap {gap: 8px;}
.hd-inquiry-btn {display:flex; align-items:center; justify-content:center; gap: 12px; padding:4px 4px 4px 20px; border:1px solid #eee; border-radius:500px; background:#F6F6F6; backdrop-filter: blur(12px); font-size:var(--font-size-16); font-weight:600; color:var(--color-sub); line-height:1.5em; transition:.3s;}
.hd-inquiry-btn.primary {color:var(--color-primary);}
.hd-inquiry-btn::after {content:""; display:block; width:40px; height:40px; background:#121212 url("../images/common/inquiry-arrow.svg") no-repeat center ; border-radius: 100%;}
.hd-inquiry-btn.primary::after {background-color: var(--color-primary);}

.submenu-bg {display:none; position:absolute; width:100%; left:0; background:#fff; border-top: 1px solid #ddd;}

/* for mobile */
.btn-m-menu {display:none; position:absolute; top:50%; right:var(--space-container); width:24px; height:24px; -webkit-transform:translateY(-50%); transform:translateY(-50%);}
.btn-m-menu div {display:flex; flex-direction:column; justify-content:center; gap:7px; width:100%; height:100%;}
.btn-m-menu span {display:block; width:100%; height:2px; background:#242424;}
#header.active .btn-m-menu span {background:#242424;}

.mobile-navigation {display:block;position:fixed; top:0; right:0; width:300px; height:100%; overflow:auto; transition:.2s linear; -ms-transform:translateX(100%); transform:translateX(100%); background:#fff; z-index:102;}
.mobile-navigation .home {max-height:60px; padding: 19px 20px;}
.mobile-navigation .home a {display: block;  color: #2c2c2c; font-size:20px; font-weight: 700; line-height: 1.3em;}
.mobile-navigation .nav-menu>ul {border-top:1px solid #dfdfdf;}
.mobile-navigation .nav-menu>ul>li {border-bottom:1px solid #dfdfdf;}
.mobile-navigation .nav-menu>ul>li>a {position:relative; display:block; padding:13px 20px; color:#242424; font-size:18px; font-weight:700; line-height:1.3em;}
.mobile-navigation .nav-menu>ul>li>a div {display:flex; align-items:flex-end; gap:5px;}
.mobile-navigation .nav-menu>ul>li>a .en {order:2;  font-size:.8em; font-weight:500; line-height:1.3em; opacity:.4;}
.mobile-navigation .nav-menu>ul>li>a:after {content:""; position:absolute; top:50%; right:20px; transform:translateY(-75%) rotate(45deg); width:12px; height:12px; border-right:2px solid #454545; border-bottom:2px solid #454545;}
.mobile-navigation .nav-menu>ul>li.active>a:after  {transform:translateY(-35%) rotate(-135deg); border-color:var(--color-primary);}
.mobile-navigation .nav-menu .submenu {display:none; background:var(--color-primary); padding: 10px 0;}
.mobile-navigation .nav-menu .submenu > ul > li > a {display:flex; align-items:flex-end; gap:5px; padding:8px 20px; color:#fff; font-size:16px; font-weight:500; line-height:1.3em;}
.mobile-navigation .nav-menu .submenu > ul > li > a .bar {display:none;}
.mobile-navigation .nav-menu .submenu > ul > li > a .en {order:2; font-size:.8em; line-height:1.3em; font-weight:400; opacity:.4;}
.mobile-navigation .close {position:absolute; top:15px; right:15px; width:26px; height:26px; text-indent:-9999em; overflow:hidden;}
.mobile-navigation .close:before,
.mobile-navigation .close:after {content:" "; position:absolute; top:12px; left:0; width:100%; height:3px; background:#242424; border-radius:3px;}
.mobile-navigation .close:before {transform:rotate(45deg);}
.mobile-navigation .close:after {transform:rotate(-45deg);}

.mobile-overlay {display:none; position:fixed; top:0; left:0; width:100%; height:100%; background:#000; opacity:0.6; z-index:101;}

html.menu-opened {overflow:hidden;}
html.menu-opened .mobile-navigation {-ms-transform:translateX(0); transform:translateX(0);}
html.menu-opened .mobile-overlay {display:block;}

/* main-visual */
.main-visual {position:relative; width:100%; height:100vh; }
.main-visual .items {position:relative; background:#000; overflow:hidden;}
.main-visual .item {position:relative; height:100vh; overflow:hidden;}
.main-visual .img {position:absolute; top:0; left:0; width:100%; height:100%; overflow:hidden; transition:5s linear; transform:scale(1.15);}
.main-visual .img img {position:absolute; top:50%; left:0; transform:translateY(-50%); -ms-transform:translateY(-50%); -webkit-transform:translateY(-50%); width:100%; height:auto !important; max-width:100%; min-height:100%; object-fit:cover;}
.main-visual .caption {position:absolute; top: 50%; left: 0; transform:translateY(-50%); width:100%; color:#fff; z-index:40;}
.main-visual .caption img {margin:0 auto;}
.main-visual .caption .txt {text-align:left;}
.main-visual .caption .en,
.main-visual .caption h2, 
.main-visual .caption p {transition:1.2s; transform:translate(-50px,0); opacity:0;}
.main-visual .caption .en {display: block; color: rgba(255, 255, 255, 0.40); font-size:var(--font-size-22); font-weight:500; line-height:1.636em; letter-spacing:-.02em;}
.main-visual .caption h2 {margin-top: var(--space-16); font-size:var(--font-size-56); font-weight:600; line-height:1.321em; letter-spacing:-.02em;}
.main-visual .caption p {margin-top: var(--space-32);color: rgba(255, 255, 255, 0.80);; font-size:var(--font-size-24); font-weight:500; line-height:1.666em; letter-spacing: -.02em;}

.main-visual .active .img {transform:scale(1);}
.main-visual .active .caption .en,
.main-visual .active .caption h2,
.main-visual .active .caption p {transform:translate(0,0); opacity:1;}
.main-visual .active .caption .en {transition-delay:.3s;}
.main-visual .active .caption h2 {transition-delay:.5s;}
.main-visual .active .caption p {transition-delay:.7s;}

.main-visual .slick-dots {position:absolute; bottom:var(--space-80); left:50%; transform:translateX(-50%); width:100%; max-width:1500px; height: 8px; padding:0 var(--space-container); margin:0 auto; text-align:left; line-height:0; z-index:5;}
.main-visual .slick-dots li {display:inline-block; margin:0 4px;}
.main-visual .slick-dots li button {position:relative; display:block; width:8px; height:8px; background:#fff; border:none; border-radius: 100px; overflow:hidden; text-indent:-9999em; transition:.2s;}
.main-visual .slick-dots li button:before {display:none;}
.main-visual .slick-dots .slick-active button {width: 72px;}

.main-visual-ai {position: absolute; top: var(--header-height); left: 0; width: 100%; padding:var(--space-20) 0 var(--space-28); background:#fafafa; border-top:1px solid #eee; text-align:center; z-index: 1;}
.main-visual-ai-link {display:inline-flex; align-items:center; gap:8px; text-decoration:none;}
.main-visual-ai-txt {font-size:var(--font-size-20); font-weight:600; line-height:1.7em; letter-spacing:-.02em; background:linear-gradient(90deg, var(--color-primary) 0%, #60a0a1 106.14%); -webkit-background-clip:text; background-clip:text; color:transparent;}
.main-visual-ai-icon {display:flex; flex-shrink:0; align-items:center; justify-content:center; width:16px; height:16px;}
.main-visual-ai-desc {margin-top: 10px; font-size:var(--font-size-16); font-weight:400; color:#676767; line-height:1.5em; letter-spacing:-.02em;}

.main-visual .item .video-js,
.main-visual .item video {position:absolute; top:0; left:0; width:100%; height:100%; object-fit:cover;}
.main-visual .item iframe {position:absolute; top:50%; left:50%; width:100vw; height:100vh; -webkit-transform:translate(-50%,-50%); transform:translate(-50%,-50%);}
.vjs-theme-forest .vjs-control-bar {display:none !important;}

/* main section */
.main-section {padding:var(--space-100) 0 var(--space-120);}

/* main-business */
.main-business-grid {display:flex; gap:var(--space-24); align-items:flex-end;}
.main-business-card {position:relative; display:flex; flex-direction:column; justify-content:space-between; overflow:hidden; border-radius:var(--radius-24); padding:var(--space-36); text-decoration:none; color:#fff;}
.main-business-card:before {content:""; position:absolute; inset:0; background:linear-gradient(90deg, rgba(0, 74, 173, 0.56) 0%, rgba(0, 74, 173, 0.56) 100%), linear-gradient(180deg, rgba(0, 0, 0, 0) 50%, rgba(0, 0, 0, 0.64) 100%); z-index: 1; opacity: 0; transition: .3s;}
.main-business-card:hover:before {opacity: 1;}
.main-business-card:after {content:""; position:absolute; top:var(--space-36); right:var(--space-36); z-index:1; width:50px; height:50px; background:url("../images/main/icon-card-arrow.svg") no-repeat center / contain; opacity: 0;  transition: .3s;}
.main-business-card:hover:after {opacity: 1;}
.main-business-card--structure {flex: 0 1 39%; max-width: 560px; background: url(../images/main/business-structure.jpg)no-repeat center / contain; aspect-ratio: 14/17;}

.main-business-card--ai {background: url(../images/main/business-ai.jpg)no-repeat center / contain; aspect-ratio: 107 / 45;}
.main-business-card-txt {position:relative; margin-top: auto; z-index:1;}
.main-business-card-name {display:block; font-size:var(--font-size-32); font-weight:600; line-height:1.4375em; letter-spacing:-.02em;}
.main-business-card-desc {margin-top:var(--space-16); font-size:var(--font-size-20); font-weight:500; color:rgba(255, 255, 255, 0.8); line-height:1.7em; letter-spacing:-.02em;}
.main-business-col {flex:1; display:flex; flex-direction:column; justify-content:space-between; align-self:stretch;}
.main-business-head {flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; position:relative; padding-left:var(--space-36);}
.main-business-head-en {position:absolute; top:42px; left:130px; font-size:var(--font-size-48); font-weight:600; color:#f3f3f3; line-height:1.291em; letter-spacing:-.02em; white-space:nowrap; pointer-events:none; z-index: -1;}
.main-business-head-tit {font-size:var(--font-size-48); font-weight:600; color:var(--color-sub); line-height:1.291em; letter-spacing:-.02em;}
.main-business-head-desc {margin-top:var(--space-24); font-size:var(--font-size-24); font-weight:400; color:#676767; line-height:1.666em; letter-spacing:-.02em;}
.main-business-card:hover .main-business-card-bg img {transform:scale(1.05);}
.main-business-card--structure:hover:after {transform:translate(4px, -4px);}
.main-business-card-bg img {transition:transform .5s;}

/* main-intro */
.main-intro {background:#fafafa;}
.main-intro-head {display:flex; align-items:center; justify-content:space-between; gap:var(--space-40); flex-wrap: wrap; margin-bottom:var(--space-80);}
.main-intro-tit {font-size:var(--font-size-48); font-weight:600; color:var(--color-sub); line-height:1.291em; letter-spacing:-.02em;}
.main-intro-desc {flex-shrink:0; font-size:var(--font-size-20); font-weight:500; color:#676767; line-height:1.7em; letter-spacing:-.02em;}
.main-intro-links {display:flex; gap:var(--space-24);}
.main-intro-link {flex:1; display:flex; align-items:center; justify-content:space-between; gap:var(--space-24); padding:var(--space-40); border:1px solid #eee; border-radius:var(--radius-16); background:#fff; text-decoration:none; transition:.3s;}
.main-intro-link:hover {border-color:var(--color-primary);}
.main-intro-link-name {display:block; font-size:var(--font-size-32); font-weight:600; line-height:1.4375em; letter-spacing:-.02em; color:var(--color-sub); transition:color .3s;}
.main-intro-link:hover .main-intro-link-name {color:var(--color-primary);}
.main-intro-link-desc {margin-top:var(--space-16); font-size:var(--font-size-20); font-weight:400; color:#676767; line-height:1.7em; letter-spacing:-.02em;}
.main-intro-link:after {content:""; flex-shrink:0; width:48px; height:48px; border:1px solid #eee; border-radius:500px; background:#fff url("../images/main/link-arrow.svg") no-repeat center / 14px 14px; transition:background .3s, border-color .3s;}
.main-intro-link:hover:after {border-color:var(--color-primary); background-color:var(--color-primary); background-image:url("../images/main/link-arrow-active.svg");}
.main-intro-link:hover {border-color:var(--color-primary); box-shadow:0 4px 20px rgba(0, 74, 173, 0.08);}
.main-intro-link:hover .main-intro-link-name {color:var(--color-primary);}

/* main-news */
.main-news-head {display:flex; align-items:flex-end; justify-content:space-between; gap:var(--space-40); margin-bottom:var(--space-80);}
.main-news-tit {font-size:var(--font-size-40); font-weight:600; color:var(--color-sub); line-height:1.35em; letter-spacing:-.02em;}
.main-news-more {flex-shrink:0; display:inline-flex; align-items:center; gap:var(--space-12); padding:var(--space-12) var(--space-24) var(--space-12) var(--space-28); border-radius:500px; background:#121212; font-size:var(--font-size-18); font-weight:600; color:#fff; line-height:1.777em; letter-spacing:-.02em; text-decoration:none; transition:opacity .3s;}
.main-news-more-icon {display:flex; align-items:center; justify-content:center; width:16px; height:16px;}
.main-news-more:hover {opacity:.85;}
.main-news-list {display:flex; flex-wrap: wrap; gap:var(--space-24); margin:0; padding:0; list-style:none;}
.main-news-list > li {flex:0 1 calc(33.333% - var(--space-24)*2/3); min-width:0;}
.main-news-item {display:flex; flex-direction:column; overflow:hidden; border-radius:var(--radius-24); text-decoration:none; transition:transform .3s, box-shadow .3s;}
.main-news-item-txt {padding:var(--space-32); background:#fafafa; border:1px solid #eee; border-bottom:none; border-radius:var(--radius-24) var(--radius-24) 0 0;}
.main-news-item:hover .main-news-item-txt {background:var(--color-primary); border-color:var(--color-primary);}
.main-news-date {display:block; font-size:var(--font-size-16); font-weight:400; color:#a8a8a8; line-height:1.5em; letter-spacing:-.02em;}
.main-news-item:hover .main-news-date {font-weight:500; color:#7fa4d5;}
.main-news-item-body {margin-top:var(--space-32);}
.main-news-item-tit {display:block; overflow:hidden; font-size:var(--font-size-24); font-weight:600; color:var(--color-sub); line-height:1.666em; letter-spacing:-.02em; text-overflow:ellipsis; white-space:nowrap;}
.main-news-item:hover .main-news-item-tit {color:#fff;}
.main-news-item-desc {margin-top:var(--space-12); overflow:hidden; font-size:var(--font-size-18); font-weight:400; color:#676767; line-height:1.777em; letter-spacing:-.02em; text-overflow:ellipsis; white-space:nowrap;}
.main-news-item:hover .main-news-item-desc {color:#dce6f3;}
.main-news-item-img {position:relative; overflow:hidden;}
.main-news-item-img:before {content:""; position:absolute; top:50%; left:50%; z-index:2; width:48px; height:48px; border:1px solid #fff; border-radius:500px; background:url("../images/main/plus-icon.svg") no-repeat center / 16px; opacity:0; transform:translate(-50%, -50%); transition:opacity .3s; pointer-events:none;}
.main-news-item-img:after {content:""; position:absolute; inset:0; z-index:1; background:rgba(0, 0, 0, 0.5); backdrop-filter:blur(6px); opacity:0; transition:opacity .3s; pointer-events:none;}
.main-news-item-img .img {position: relative; padding-bottom: 60.35%; overflow: hidden;}
.main-news-item-img .img img {position:absolute; top:50%; left:0; transition:.4s ease-in-out; transform:translateY(-50%); -ms-transform:translateY(-50%); -webkit-transform:translateY(-50%); width:100%; height:auto !important; max-width:100%; min-height:100%; object-fit:cover;}
.main-news-item:hover {transform:translateY(-4px); box-shadow:0 8px 24px rgba(0, 0, 0, 0.08);}
.main-news-item:hover .main-news-item-img img {transform: translateY(-50%) scale(1.05);}
.main-news-item:hover .main-news-item-img:before,
.main-news-item:hover .main-news-item-img:after {opacity:1;}

/* sub */
.sub-visual {position:relative; margin:0 var(--space-24); border-radius:var(--radius-16); overflow:hidden; height:clamp(220px, calc(400 / var(--inner) * 100vw), 400px);}
.sub-visual .bg {position:absolute; inset:0; width:100%; height:100%; background-position:50% 50%; background-size:cover; animation:sv-zoomIn 5s forwards linear;}
.sub-visual .bg.bg1 {background-image:url(../images/common/sv1.jpg);}
.sub-visual .bg.bg2 {background-image:url(../images/common/sv2.jpg);}
.sub-visual .bg.bg3 {background-image:url(../images/common/sv3.jpg);}
.sub-visual .bg.bg4 {background-image:url(../images/common/sv4.jpg);}
.sub-visual .cell {position:absolute; top: 50%; transform: translateY(-50%); z-index:2; display:flex; align-items:center; justify-content:center; width: 100%;}
.sub-visual .en {display: block; font-size:var(--font-size-18); font-weight:600; line-height:1.777em; letter-spacing:-.02em; color:rgba(255, 255, 255, 0.40);}
.sub-visual h2 {margin-top: 10px; color:#fff; font-size: var(--font-size-48); font-weight:600; line-height:1.291em; letter-spacing:-.02em;}
.sub-visual .cell .contain {width: 100%; text-align:left;}

@keyframes sv-zoomIn {
    0% {transform:scale(1.1);}
    100% {transform:scale(1);}
}

.lnb-wrap {position:absolute; bottom: var(--space-36); left: 0; width: 100%; text-align:center; z-index:10;}
.lnb {display: flex; align-items: center; justify-content: center;}
.lnb .swiper {width: 100%;}
/* .lnb .swiper {width:100%;} */
.lnb ul {display:flex; justify-content: flex-start; width:100%;}
.lnb ul li {display: flex; align-items: center; justify-content: center; position:relative; width: auto;}
.lnb ul li:after {content: ""; display:block; width: 1px; height: 20px; background: rgba(255, 255, 255, 0.16); margin: 0 var(--space-20);}
.lnb ul li:last-child:after {display: none;}
.lnb ul li a {display: flex; align-items: flex-start; gap: 4px; font-size: var(--font-size-20); color:rgba(255, 255, 255, 0.60); font-weight:600; line-height:1.2em; transition:all .3s;}
.lnb ul li.active a {color:#fff;}
.lnb ul li.active a:after {content: ""; display:block; width: 4px; height: 4px; background: #fff; border-radius: 100%; }

#contArea {max-width:1500px; padding:0 var(--space-container); margin:0 auto;}
#contArea.wide {max-width:100%; padding:0;}
#contArea.wide.pb0 {padding-bottom:0;}

.sub-title h2 {position: relative; font-size:var(--font-size-40); font-weight:700; color:#242424; line-height:1.36em; text-align: center;}

.real-cont {min-height:300px; padding-top: var(--space-120); padding-bottom: var(--space-120);}
.real-cont.pb0 {padding-bottom: 0;}

/* footer */
#footer {position:relative; padding:var(--space-48) 0; background:#F9F9F9; border-top: 1px solid #eee;}
#footer .contain {max-width:1500px;}
#footer .ft-privacy {gap: 0;}
#footer .ft-privacy a {display: flex; align-items: center; justify-content: center; font-size:var(--font-size-16); font-weight:500; line-height: 1.5em; letter-spacing: -.02em;}
#footer .ft-privacy a:after {content: ""; display:block; width: 1px; height: 16px; background: #ddd; margin: 0 var(--space-16);}
#footer .ft-privacy a:last-child:after {display: none;}
#footer .ft-contact-info {gap:var(--space-12) 0; align-items:flex-start; flex-wrap: wrap;}
#footer .ft-contact-info:first-child {margin-bottom: var(--space-12);}
#footer .ft-contact-info > dl {display:flex; align-items: flex-start; font-size:var(--font-size-16); line-height:1.5em; letter-spacing: -.02em;}
#footer .ft-contact-info > dl:after {content: ""; display:block; width: 1px; height: 16px; background: #ddd; margin: 0 var(--space-16); margin-top: 4px;}
#footer .ft-contact-info > dl:last-child:after {display: none;}
#footer .ft-contact-info dt {color: #2c2c2c; margin-right: 10px;}
#footer .ft-contact-info dd {color: #676767;}
#footer .ft-cont2 {align-items: flex-end; margin-top: var(--space-40); flex-wrap: wrap; gap: var(--space-20);}
#footer .copyright {margin-top: var(--space-40);}
#footer .copyright span {padding-right: 10px; font-size:var(--font-size-16); line-height: 1.5em; color: #a8a8a8; letter-spacing: -.02em;}
#footer .copyright .designer {color: #ddd;}

.quick-menu {display: flex; flex-direction: column; gap: var(--space-16); position:fixed; right: var(--space-32); margin-bottom: var(--space-32); z-index: 100;}
.quick-menu-item {display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; width: 96px; height: 96px; padding: 10px; background: #fff; border-radius: var(--space-16); border: 1px solid #EEE; box-shadow: 0 4px 12px 0 rgba(0, 0, 0, 0.04); font-size: var(--font-size-16); font-weight: 600; line-height: 1.5em; letter-spacing: -.02em; color: #2c2c2c; }