@charset "utf-8";

/* header */
header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  width: 100%;
  height: 6.25rem;
  background-color: #fff;
}
header.active {
  box-shadow: 0px 0px 10px #00000015;
}
.header {
  width: 100%;
  height: 100%;
  padding: 0 1.875rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.gnb_bg {
  position: absolute;
  top: 6.25rem;
  left: 0;
  width: 100vw;
  height: 0;
  background-color: #fff;
  border-top: 1px solid #ddd;
  transition: all 0.5s;
  opacity: 0;
}
.gnb_bg.open {
  height: 19rem;
  opacity: 1;
  box-shadow: 0 10px 10px 0 #00000007;
  z-index: 1;
}
.logo {
  display: flex;
  width: 23rem;
  align-items: center;
  background: url("../images/common/logo.svg") center center no-repeat;
  background-size: contain;
  font-size: 0;
  height: 100%;
}
.logo a {
  display: block;
  width: 100%;
  height: 100%;
  font-size: inherit;
}
.header_nav {
  position: absolute;
  height: 100%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
}
.gnb {
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  height: 100%;
}
.gnb li {
  position: relative;
  height: 100%;
}
.gnb li a {
  font-size: 1.25rem;
  font-weight: 600;
  color: #000;
}
.gnb > li > a {
  padding: 0 2rem;
  transition: all 0.3s;
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}
.gnb > li > a::after {
  content: "";
  width: 0;
  height: 2px;
  background: #0066b3;
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 2;
  transition: all ease 0.4s;
}
.gnb > li > a:hover {
  color: #0066b3;
}
.gnb > li > a.open {
  padding: 0 3.75rem;
}
.gnb li:hover a::after {
  width: 100%;
}
.lnb {
  display: none;
  position: absolute;
  top: 6.25rem;
  left: 50%;
  transform: translatex(-50%);
  z-index: 10;
  transition: all 0.5s;
  width: 100%;
  text-align: center;
  padding-top: 0.625rem;
}
.lnb.open {
  display: block;
  opacity: 1;
}
.lnb li {
  font-size: 1rem;
  font-weight: 400;
}
.lnb li:last-child {
  margin-bottom: 0px;
}
.lnb li a {
  font-size: 1rem;
  font-weight: 400;
  color: #717171;
  padding: 0.625rem 0;
  display: block;
}
.lnb li a:hover {
  color: #0066b3;
  font-weight: 500;
}
.header:hover .lnb::before {
  height: 18.75rem;
}
.header_right,
.header_right a {
  display: flex;
  align-items: center;
}
.gnb_ic {
  width: 3.125rem;
  height: 4rem;
  position: absolute;
  z-index: 2;
  right: 0;
  top: 0;
  background: url("../images/common/gnb_ic.png") no-repeat center center;
  cursor: pointer;
  display: none;
  background-size: 0.9375rem;
}
.gnb_ic.on {
  transform: rotate(180deg);
}

/* sitemap */
.sitemap {
  display: flex;
  align-items: center;
  height: 100vh;
  overflow-x: hidden;
  overflow-y: auto;
  background-color: #fff;
  position: fixed;
  z-index: 999;
  width: 100%;
  top: 0;
  left: 0;
  transform: translateY(-100%);
  transition: all 0.7s;
  flex-direction: column;
  box-sizing: border-box;
}
.sitemap .top-area {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 2.8125rem;
}
.sitemap-tit h2 {
  font-size: 4rem;
  color: #000;
  font-weight: 700;
  text-transform: uppercase;
}
.close-btn {
  cursor: pointer;
  display: flex;
  width: 6.25rem;
  height: 6.25rem;
  justify-content: center;
  align-items: center;
}
.close-btn .material-icons {
  font-size: 3.125rem;
  color: #000;
}
.close-btn:hover {
  transform: rotate(180deg);
  transition-duration: 0.3s;
}

.sitemap-menu {
  width: 100%;
  height: 100%;
  padding: 3.125rem 0;
}
.sitemap-nav {
  display: flex;
  width: 100%;
  height: 100%;
}
.sitemap-nav > li {
  flex: 1 0 0;
  position: relative;
  padding: 2.8125rem;
  height: 100%;
}
.sitemap-nav > li:hover {
  background-color: #f7f7f7;
}
.sitemap-nav > li > a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  font-size: 1.438rem;
  font-weight: 600;
  color: #0066b3;
  z-index: 10;
}
.sitemap-nav > li::after {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  width: 1px;
  height: 100%;
  background-color: #104e91;
}
.sitemap-nav > li:last-child::after {
  display: none;
}
.sitemap-depth2 {
  margin-top: 35px;
}
.sitemap-depth2 li {
  padding: 10px 0;
}
.sitemap-depth2 li a {
  font-size: 1.25rem;
  font-weight: 500;
  color: rgba(0, 0, 0, 0.5);
}
.sitemap-depth2 li a:hover {
  color: #000;
}
.open-btn {
  display: none;
}
.sitemap.show {
  transform: translateY(0);
}

.ul-dot {
  display: flex;
  flex-direction: column;
  gap: 5px;
  list-style: none;
  padding-left: 0;
  margin-top: 10px;
}
.ul-dot li {
  position: relative;
  padding-left: 1.25rem;
}
.ul-dot li:before {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  border-radius: 50%;
  background: #999;
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
}
.ul-dot > li,
.ul-dot > li > a {
  font-size: 1.125rem;
  line-height: 1;
  color: rgba(0, 0, 0, 0.4);
}

@media screen and (max-width: 1880px) {
  .logo {
    width: 20rem;
  }
}

@media screen and (max-width: 1670px) {
  .gnb {
    display: none;
  }
  .sitemap-nav > li {
    padding: 1.5rem;
  }
}

@media screen and (max-width: 1200px) {
  .side-bar,
  .menu {
    display: none;
  }
  .sitemap {
    background-color: #fff;
  }
  .sitemap-nav {
    flex-direction: column;
    height: auto;
  }
  .sitemap-nav > li {
    padding: 1.25rem 0;
  }
  .sitemap-nav > li > a {
    color: #000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.25rem 1.25rem;
  }
  .sitemap-nav > li a:hover {
    color: #004693;
  }
  .sitemap-nav > li::after {
    display: none;
  }
  .sitemap-depth2 {
    display: none;
    background-color: #f7f7f7;
    margin-top: 0.625rem;
    padding: 0.625rem;
  }
  .sitemap-depth2 li {
    padding: 0.9375rem 1.25rem;
  }
  .sitemap .top-area {
    justify-content: flex-end;
    padding: 0;
  }
  .sitemap-tit h2 {
    display: none;
  }
  .open-btn {
    display: block;
  }
  .sitemap-nav > li:hover {
    background-color: #fff;
  }
  .sitemap-depth2 li a {
    color: #000;
  }
  .sitemap-depth2 li a:hover {
    color: #004693;
  }
  .ul-dot {
    margin-bottom: -10px;
  }
}
@media screen and (max-width: 900px) {
  header {
    height: 5rem;
  }
  .header {
    padding: 0 1rem;
  }
  .side_btn {
    width: 2.5rem;
  }
}

/* top_btn */
.top_btn {
  width: 5rem;
  height: 5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #fff;
  border-radius: 50%;
  line-height: 1;
  z-index: 100;
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  box-shadow: 0 0 10px #00000015;
}
.top_btn .material-icons {
  font-size: 3rem;
  color: #000;
}
.top_btn:hover {
  background-color: #0066b3;
}
.top_btn:hover .material-icons {
  color: #fff;
}

/* main */
.main {
  padding-top: 6.25rem;
  overflow-x: hidden;
}
/* .main > div {
  position: relative;
  z-index: 1;
} */
.main_visual {
  height: 48.625rem;
  max-width: 113.75rem;
  width: 100%;
  display: flex;
  gap: 1.875rem;
  padding-right: 1.875rem;
  /* 추가된 부분 */
  margin: 0 auto;
}
.main_visual > div {
  width: calc(50% - 0.9375rem);
}
.main_visual .video {
  position: relative;
  padding: 2rem;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-direction: column;
}
.main_visual .main_video {
  height: 100%;
  width: 100%;
  object-fit: cover;
  position: absolute;
  z-index: -1;
  overflow: hidden;
  border-radius: 0 1.0625rem 1.0625rem 0;
}
.dimBg {
  background: rgb(0, 0, 0);
  background: linear-gradient(
    90deg,
    rgba(0, 0, 0, 1) 0%,
    rgba(84, 84, 84, 0) 100%
  );
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  border-radius: 0 1.0625rem 1.0625rem 0;
  opacity: 0.54;
}
.main_visual .video .txt {
  color: #fff;
}
.main_visual .video .txt em {
  font-size: 2.2rem;
  font-weight: 600;
  margin-right: 0.3125rem;
  line-height: 1.3;
}
.main_visual .video .txt b {
  font-size: 3.125rem;
  font-weight: 900;
  margin-right: 0.3125rem;
  line-height: 1.3;
}
.main_visual .video .txt p {
  font-size: 1.25rem;
  font-weight: 500;
  text-align: left;
  line-height: 1.5;
}
.main_visual br.mobile {
  display: none;
}
.main_visual .q_menu {
  display: flex;
  flex-wrap: wrap;
  gap: 1.875rem;
}
.main_visual .q_menu .box {
  width: calc(50% - 0.9375rem);
  height: 23.3125rem;
  background-color: #efefef;
  border: 1px solid #d7dfe8;
  border-radius: 1.0625rem;
  padding: 4.1875rem 2.625rem;
  position: relative;
  transition: all 0.3s;
  color: #000;
}
.main_visual .q_menu .box h3 {
  font-family: var(--font-st2);
  font-weight: 600;
  font-size: 1.75rem;
  margin-bottom: 2.875rem;
  transition: none;
}
.main_visual .q_menu .box p {
  font-size: 1.25rem;
  transition: none;
  text-align: left !important;
}
.main_visual .q_menu .box::after {
  content: "";
  position: absolute;
  bottom: 4.1875rem;
  right: 2.625rem;
  width: 5rem;
  height: 5rem;
  background: url(../images/main/q_menu1.png) no-repeat bottom right;
  background-size: contain;
  transition: all 0.3s;
}
.main_visual .q_menu .box:nth-child(2)::after {
  background: url(../images/main/q_menu2.png) no-repeat bottom right;
  background-size: contain;
}
.main_visual .q_menu .box:nth-child(3)::after {
  background: url(../images/main/q_menu3.png) no-repeat bottom right;
  background-size: contain;
}
.main_visual .q_menu .box:nth-child(4)::after {
  background: url(../images/main/q_menu4.png) no-repeat bottom right;
  background-size: contain;
}
.main_visual .q_menu .box:hover {
  background-color: #4b7ab3;
  color: #fff;
  box-shadow: 0 0 25px #00439443;
}
.main_visual .q_menu .box:hover::after {
  background: url(../images/main/q_menu1_on.png) no-repeat bottom right;
  background-size: contain;
}
.main_visual .q_menu .box:nth-child(2):hover::after {
  background: url(../images/main/q_menu2_on.png) no-repeat bottom right;
  background-size: contain;
}
.main_visual .q_menu .box:nth-child(3):hover::after {
  background: url(../images/main/q_menu3_on.png) no-repeat bottom right;
  background-size: contain;
}
.main_visual .q_menu .box:nth-child(4):hover::after {
  background: url(../images/main/q_menu4_on.png) no-repeat bottom right;
  background-size: contain;
}

@media screen and (max-width: 1880px) {
  .main_visual .video {
    padding-left: 3rem;
  }
  .main_visual .video .txt p {
    font-size: 1.5rem;
  }
}

@media screen and (max-width: 1670px) {
  .main_visual {
    flex-direction: column;
    height: auto;
  }
  .main_visual > div {
    width: 100%;
  }
  .main_visual .video {
    min-height: 23.75rem;
  }
  .main_visual .q_menu {
    padding-left: 1.875rem;
    justify-content: space-between;
  }
  .main_visual .q_menu .box {
    width: calc(25% - 1.5rem);
    padding: 4rem 2rem;
  }
  .main_visual .q_menu .box::after {
    bottom: 4rem;
    right: 1.5rem;
    width: 4rem;
    height: 4rem;
  }
  .main_visual .q_menu .box h3 br {
    display: none;
  }
}

@media screen and (max-width: 1300px) {
  .main_visual .q_menu .box {
    width: calc(50% - 0.9375rem);
    height: auto;
    padding: 2rem;
  }
  .main_visual .q_menu .box::after {
    bottom: 2rem;
    right: 2rem;
  }
  .main_visual .q_menu .box h3 {
    margin-bottom: 1.3rem;
  }
}

@media screen and (max-width: 900px) {
  .main {
    padding-top: 5rem;
  }
  .main_visual {
    padding-right: 1rem;
    gap: 1rem;
  }
  .main_visual .video {
    padding: 4rem 1.5rem;
  }
  .main_visual .q_menu {
    padding-left: 1rem;
    gap: 1rem;
  }
  .main_visual .q_menu .box {
    width: calc(50% - 0.5rem);
  }
}

@media screen and (max-width: 600px) {
  .main_visual .q_menu .box {
    width: 100%;
  }
  .main_visual .video .txt h2 {
    font-size: 2rem;
  }
  .main_visual .video .txt h2 b {
    font-size: 3rem;
  }
  .main_visual .video .txt p {
    font-size: 1.5rem;
  }
  .main_visual br.mobile {
    display: block !important;
  }
}

/* 추가된 부분 */
@media screen and (min-width: 2500px) {
  .logo {
    width: 23rem;
    max-width: 1900px;
    margin-left: 300px;
    margin-right: auto;
    padding-left: 1.875rem;
    box-sizing: border-box;
    display: block;
  }
  .main_visual {
    max-width: 1900px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.875rem;
    padding-right: 1.875rem;
    box-sizing: border-box;
  }
}

/* corporation */
.corporation {
  background-color: #f6f6f6;
  padding: 5.625rem 1.875rem;
  margin-top: 3.125rem;
  position: relative;
}
.corporation::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 42rem;
  height: 9.0625rem;
  background: url(../images/main/slide_bg.png) no-repeat left top;
  background-size: contain;
}
.corporation .wFix {
  padding: 0;
}
.tit_area {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}
.tit_st1 {
  font-size: 1.125rem;
  font-weight: 700;
  color: #0066b3;
  text-transform: uppercase;
}
.tit_st2 {
  font-size: 3rem;
  font-weight: 700;
  font-family: var(--font-st2);
}
.tab_content {
  display: none;
}
.tab_content.active {
  display: block;
}
.tabs {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2.1875rem;
}
.tabs .tab {
  font-size: 1.375rem;
  font-weight: 500;
  color: #484848;
  display: inline-block;
  padding-bottom: 0.625rem;
  border-bottom: 3px solid transparent;
}
.tabs .tab:hover,
.tabs .tab.active {
  font-weight: 600;
  color: #0066b3;
  border-color: #0066b3;
}
.corporation .swiper-slide:hover {
  margin-top: -3.125rem;
}
.slider-content {
  display: block;
  width: auto;
  height: 22.5rem;
  background-color: #fff;
  box-shadow: 10px 10px 25px 0px rgba(0, 0, 0, 0.1);
  margin-top: 1.875rem;
  padding: 1.25rem 1.5625rem;
}
.tag {
  font-size: 1rem;
  font-weight: 500;
  color: #001f43;
  background-color: #ddedf9;
  padding: 0.4375rem 1.25rem;
  border-radius: 1.25rem;
  margin-bottom: 1.25rem;
  display: inline-block;
}
.corporation .img_wrap {
  width: 100%;
  height: 11.75rem;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}
.img_wrap img {
  height: 100%;
  transition: all 0.3s;
  /* object-fit: cover에서 아래로 수정함 */
  object-fit: contain;
}
.slider-content .tit {
  font-size: 1.5rem;
  font-weight: 700;
  display: block;
  margin-bottom: 0.625rem;
}
.slider-content .txt p {
  font-size: 1rem;
  color: #aeaeae;
  text-align: left;
}
.slide_control {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  gap: 3.125rem;
}
.corporation .swiper-pagination {
  width: calc(100% - 15.625rem);
  background-color: #eeeff3;
  height: 0.375rem;
  position: static;
}
.corporation
  .swiper-pagination-progressbar
  .swiper-pagination-progressbar-fill {
  background-color: #0066b3;
}
.btns {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}
.slide_control .bt {
  width: 3.75rem;
  height: 3.75rem;
  border-radius: 50%;
  background-color: #e7e9eb;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.slide_control .bt .material-icons {
  font-size: 1.875rem;
}
.slide_control .more_btn,
.slide_control .bt:hover {
  background-color: #fff;
  box-shadow: 0 0 10px #00000015;
}
.slide_control .more_btn:hover {
  background-color: #0066b3;
}
.slide_control .more_btn:hover .material-icons {
  color: #fff;
}

@media screen and (max-width: 900px) {
  .corporation {
    padding: 4rem 0rem;
  }
  .corporation::after {
    width: 30rem;
  }
  .tit_st2 {
    font-size: 2rem;
  }
}

@media screen and (max-width: 600px) {
  .corporation::after {
    width: 26rem;
  }
}

/* news */
.news {
  background-color: #ebebeb;
  padding: 5.625rem 0;
  position: relative;
}
.news .d_flex {
  gap: 1.8rem;
  justify-content: space-between;
  flex-wrap: wrap;
}
.news .d_flex .con {
  width: calc((100% / 3) - 3.125rem);
}
.news .d_flex .con .img_wrap {
  width: 100%;
  height: 17.3125rem;
  overflow: hidden;
}
.news .d_flex .con .tit {
  font-size: 1.5rem;
  font-weight: 600;
  /* margin-bottom: 3.125rem; */
  margin-top: 1.75rem;
  height: 4.5rem;
}
.news .d_flex .con .txt {
  font-size: 1.125rem;
  font-weight: 500;
  color: #aaaaaa;
}
.news .d_flex .con:hover .tit {
  text-decoration: underline;
}

@media screen and (max-width: 1300px) {
  .news .d_flex {
    flex-direction: column;
  }
  .news .d_flex .con {
    width: 100%;
    display: flex;
    gap: 3.125rem;
  }
  .news .d_flex .con .img_wrap {
    width: 33.125rem;
  }
  .news .d_flex .con .img_wrap img {
    width: 100%;
    /* 이미지 중앙 추가 코드 */
    text-align:center;
  }
  .news .d_flex .con .txt_wrap {
    width: calc(100% - 36.25rem);
  }
}

@media screen and (max-width: 900px) {
  .news .d_flex .con {
    flex-direction: column;
    gap: 1rem;
  }
  .news .d_flex .con .img_wrap,
  .news .d_flex .con .txt_wrap {
    width: 100%;
  }
}

/* notice */
.notice {
  padding: 6.25rem 0;
  background: url(../images/main/notice.png) no-repeat center center;
  background-size: cover;
}
.notice .con {
  border-top: 1px solid #ffffff54;
  border-bottom: 1px solid #ffffff54;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s;
  padding: 2.5rem 0;
  gap: 1.25rem;
}
.notice .con .tit {
  color: #fff;
  font-size: 1.75rem;
  font-weight: 700;
}
.notice .con:hover {
  padding: 2.5rem 2rem;
}
.notice .con .material-icons {
  font-size: 4.5rem;
}

@media screen and (max-width: 900px) {
  .notice .con {
    padding: 2rem 0;
  }
  .notice .con:hover {
    padding: 2rem 1.5rem;
  }
}

@media screen and (max-width: 600px) {
  .notice .con .material-icons {
    display: none;
  }
}

/* bg_txt */
.bg_txt {
  position: absolute;
  top: 6.25rem;
  right: 0;
  writing-mode: vertical-lr;
  font-family: var(--font-st2);
  color: #00000010;
  font-size: 5.7rem;
  font-weight: 600;
  line-height: 1;
  cursor: default;
}
/* 추가함 */
.bg_txt_left {
  position: absolute;
  top: 6.25rem;
  left: 0;
  writing-mode: vertical-lr;
  font-family: var(--font-st2);
  color: #00000010;
  font-size: 5.7rem;
  font-weight: 600;
  line-height: 1;
  cursor: default;
}

@media screen and (max-width: 1880px) {
  .bg_txt {
    display: none;
  }
  .bg_txt_left {
    display: none;
  }
}

/* footer */
.footer_top {
  background-color: #000;
  padding: 0.8125rem 0;
}
.footer_top .policy {
  display: flex;
  align-items: center;
  gap: 3.125rem;
  flex-wrap: wrap;
}
.footer_top .policy li a {
  display: block;
  font-size: 1rem;
  font-weight: 500;
  color: #fff;
}
.footer_top .policy li a:hover {
  text-decoration: underline;
}
.footer_top .link {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.footer_top .link select {
  border-radius: 0 !important;
  border: none !important;
  padding: 0 1.5625rem;
  font-weight: 500;
  width: 13.5625rem;
  height: 3.1875rem;
  background: #212121 url(../images/common/footer_arrow.png) no-repeat center
    right 1.25rem;
  font-size: 1rem;
  cursor: pointer;
  color: #fff;
  max-width: none;
  min-width: unset;
}

.footer_mid {
  border-bottom: 1px solid #ddd;
  padding: 2.375rem 0;
}
.footer_mid .wFix {
  align-items: center;
  gap: 1.5rem;
}
.footer_mid .logo {
  height: 2.25rem;
}
footer .info_area address,
footer .info_area cite {
  font-size: 1rem;
  color: #000;
  font-style: normal;
  display: block;
  font-weight: 200;
}

.footer_bottom {
  padding: 1.875rem 0;
}
.footer_bottom ul {
  gap: 1.875rem;
  align-items: center;
  flex-wrap: wrap;
}
.footer_bottom ul li a {
  width: 8.125rem;
  display: block;
}

@media screen and (max-width: 900px) {
  footer > div > .d_flex {
    flex-direction: column;
    gap: 1.5rem;
    padding: 1rem;
    justify-content: flex-start;
  }
  .footer_mid {
    padding: 0;
  }
  .footer_mid .wFix {
    align-items: flex-start;
  }
  .footer_bottom ul {
    gap: 1rem;
  }
  .footer_top .policy {
    gap: 2rem;
  }
}

#auth-buttons {
  display: flex;
  align-items: center;
  gap: 10px;
}

.login-btn, .signup-btn {
  display: inline-block;
}

.txt .news-txt{
  text-align: right;
  font-size: 1.25rem;
  margin-right: 8%;
}

.d_flex img.big-logo{
  height: 25px;
}