:root {
  --project-main-color: rgba(0, 20, 137, 1);
  --project-main-color-hover: rgba(0, 20, 137, 0.7);
  --project-sub-color: rgba(0, 0, 0, 0.5);
  --project-sub-color-hover: rgba(0, 0, 0, 1);
  --project-custom-color: rgba(84, 216, 202, 1);
  --project-custom-color-hover: rgba(10, 56, 173, 0.6);
}

/* only this project */
@font-face {
  font-family: 'Pretendard-Regular';
  src: url('https://cdn.jsdelivr.net/gh/Project-Noonnu/noonfonts_2107@1.1/Pretendard-Regular.woff') format('woff');
  font-weight: 400;
  font-style: normal;
  unicode-range: U+AC00-D7A3, U+0030-0039;
}
@font-face {
  font-family: 'Poppins';
  src: url('../fonts/Poppins-Light.ttf') format('truetype'),
        url('../fonts/Poppins-Regular.ttf') format('truetype'),
        url('../fonts/Poppins-Medium.ttf') format('truetype'),
        url('../fonts/Poppins-SemiBold.ttf') format('truetype'),
        url('../fonts/Poppins-Bold.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  unicode-range: U+0041-005A, U+0061-007A;
}

/* common */
/* reset */
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset,legend,textarea,p,blockquote,th,td,input,select,textarea,button{margin:0;padding:0;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;}
pre{word-wrap:break-word;white-space:pre-wrap;white-space:-moz-pre-wrap;white-space:-o-pre-wrap;word-break:break-all;}

body{-webkit-text-size-adjust:none}
button,fieldset,img{border:0 none}
fieldset,img{border:0}
img,li{border:0;vertical-align:top}
li,ol,ul{list-style:none;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;}
address,em{font-style:normal;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;}
a{color:inherit;text-decoration:none;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;}
a:active,a:focus,a:hover{text-decoration:none}
button{border:0;background:0 0;cursor:pointer;}
table{margin:0;padding:0;border:0;border-spacing:0;border-collapse:collapse;}
input[type="text"],textarea{resize:none;border:none;box-shadow:none;-webkit-appearance:none;-moz-appearance:none;-o-appearance:none;appearance:none;-webkit-box-shadow:none;-moz-box-shadow:none;-o-box-shadow:none;}
embed,iframe,img,object,video{max-width:100%;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Pretendard-Regular, Poppins, Noto Sans KR, sans-serif;
  font-size: 16px;
  font-weight: 300;
  color: rgba(255, 255, 255, 1);
}

body {
  overflow: hidden;
}

button {
  outline: 0;
  border: 0;
}

a {
  text-decoration: none;
}

.wrap{
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
}
.wrap .inner_wrap{
  position: relative;
  width: 100%;
  height: 100%;
  max-width: 480px;
  background: #fff;
}
.wrap.hall{
  background: url(../../static/img/bg-wrap-hall.jpg) no-repeat;
  background-size: cover;
}
.wrap.outro_bg{
  background: url(../../static/img/bg-wrap-ending.jpg) no-repeat;
  background-size: cover;
}

/* default button style */
.default_btn {
  padding: 10px 20px;
  background-color: var(--project-custom-color);
  border-radius: 20px;
  font-size: 14px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.default_btn.sub {
  background-color: var(--project-sub-color);
}

.default_btn:hover {
  background-color: var(--project-custom-color-hover);
}

.default_btn.sub:hover {
  background-color: var(--project-sub-color-hover);
}

/* scroll bar */
::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.5);
  border-radius: 20px;
}

.ir_text,
.blind,
input[type='checkbox'] {
  overflow: hidden;
  position: absolute;
  top: 0;
  left: 0;
  border: 0;
  width: 1px;
  height: 1px;
  clip: rect(1px, 1px, 1px, 1px);
}

/* responsive */
.mbr {
  display: none;
}

/* default */
html,
html body {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.container {
  width: 100%;
  height: 100%;
}

.contents {
  position: relative;
  width: 100%;
  height: calc(100% - 50px);
  margin-top: 50px;
}

/* header */
header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 50px;
  z-index: 120;
}


/* this project only */
/* 인덱스 페이지 */
.index {
  width: 100%;
  height: 100%;
  background: #fff url('../../static/img/231123_intro_poster.jpg') no-repeat center bottom;
  background-size: 100%;
}
.main_title {
  /* padding: 30px; */
  text-align: center;
}
.total_btn_box {
  position: absolute;
  bottom: 10%;
  left: 50%;
  transform: translateX(-50%);
  /* width: 100%; */
  background-color: rgba(0,0,0,.2);
}
.index .total_btn_box {
  width: 100%;
}
.lang_btn_box {
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  width: 200px;
  margin: auto;
}
.lang_btn_box .default_type {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding: 14px 10px;
  font-size: 16px;
}
.lang_btn_box .lang_select_btn::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  margin-bottom: -2px;
  width: 100%;
  height: 2px;
  background-color: #fff;
  -webkit-box-shadow: 1px 1px 2px rgba(0,0,0,0.6); 
  box-shadow: 1px 1px 2px rgba(0,0,0,0.6);
}
.lang_btn_box .lang_select_btn .left {
  display: flex;
  align-items: center;
  padding-right: 8px;
}
.lang_text {
  font-size: 18px;
  font-weight: 400;
  text-shadow: 1px 1px 3px rgba(0,0,0,0.8);
}
.left .lang_text {
  font-size: 20px;
  font-weight: 600;
}
.lang_btn_box .arrow {
  display: block;
  width: 18px;
  height: 18px;
  background: url('../../static/img/ico/ico_arrow.png') no-repeat center center;
  background-size: 100% 100%;
  transition: transform 0.2s;
}
.lang_btn_box .lang_2depth {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 0px;
  border-radius: 10px;
  overflow: hidden;
  transition: height 0.3s ease-in-out;
}
.lang_btn_box .lang_2depth button::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 14%;
  height: 2px;
  background-color: #fff;
  -webkit-box-shadow: 1px 1px 2px rgba(0,0,0,0.6); 
  box-shadow: 1px 1px 2px rgba(0,0,0,0.6);
}

/* active 일 때의 css 처리 + 언어별 이미지 변경 css*/
/* .lang_ko .lang_select_btn .lang_icon {
  background: url('../../static/img/ico/ico_ko.png') no-repeat center center;
  background-size: 100% 100%;
}
.lang_en .lang_select_btn .lang_icon {
  background: url('../../static/img/ico/ico_en.png') no-repeat center center;
  background-size: 100% 100%;
}
.lang_ch .lang_select_btn .lang_icon {
  background: url('../../static/img/ico/ico_ch.png') no-repeat center center;
  background-size: 100% 100%;
} */
.lang_btn_box.active .arrow {
  transform: rotate(180deg);
  transition: transform 0.2s;
}
.lang_btn_box.active .lang_2depth {
  height: 220px;
  transition: height 0.3s ease-in-out;
}
/* .lang_2depth .ko_btn .lang_icon {
  background: url('../../static/img/ico/ico_ko.png') no-repeat center center;
  background-size: 100% 100%;
}
.lang_2depth .en_btn .lang_icon {
  background: url('../../static/img/ico/ico_en.png') no-repeat center center;
  background-size: 100% 100%;
}
.lang_2depth .ch_btn .lang_icon {
  background: url('../../static/img/ico/ico_ch.png') no-repeat center center;
  background-size: 100% 100%;
} */

/* start btn */
.start_btn_box {
  margin: 20px 0;
}
.start_btn_box a {
  display: block;
  text-align: center;
  width: 100%;
  font-size: 20px;
  font-weight: 600;
  text-shadow: 1px 1px 3px rgba(0,0,0,0.8);
}


/* gnb */
.gnb {position: relative; max-width: 100%; height: 100%; margin: auto; text-align: center;}
.gnb-wrap {height: 100%; background-color: #000; padding: 0 14px;}
.gnb .gnb-btn {position: absolute; top: 50%; left: 20px; transform: translateY(-50%) rotate(180deg); height: 100%; padding: 0 10px;}
.gnb .gnb-btn img {width: 20px; height: 20px;}
.gnb .gnb-list {display: flex; align-items: center; justify-content: space-between; height: 100%;}
.gnb .gnb-item {display: inline-block; vertical-align: middle;}
.gnb .gnb-item .menu_btn {display: flex; align-items: center; justify-content: center;}
.gnb .gnb-item.list .menu_btn {
  background: url('../../static/img/ico/ico_nav_list.png') no-repeat center center;
  background-size: 100% 100%;
  width: 20px;
  height: 20px;
}
.gnb .gnb-item.back a {
  display: block;
  background: url('../../static/img/ico/ico-arrow-full-back.png') no-repeat center center;
  background-size: 100% 100%;
  width: 18px;
  height: 18px;
}

/* top util (sound btn) */
.top_util-item {
  position: relative;
}
.text_help_box {
  display: block;
  padding: 5px 10px;
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 5px;
}
.text_help_box.hide {
  display: none;
}
.text_help_box span {
  color: #000;
  font-size: 12px;
}
.top_util-item.item_sound {
  display: flex;
  align-items: center;
  justify-content: center;
}
.top_util-item.item_sound .btn_sound-mute {
  position: relative;
  background: url('../../static/img/ico/ico_nav_bgmPlay.png') no-repeat center center;
  background-size: 100% auto;
  width: 18px;
  height: 18px;
}
.top_util-item.item_sound .btn_sound-mute.unmute {
  background: url('../../static/img/ico/ico_nav_bgmStop.png') no-repeat center center;
  background-size: 100% auto;
  width: 18px;
  height: 18px;
}
.top_util-item.item_sound .util-item-desc{
  position: absolute;
  top: 100%;
  transform: translateY(-50%);
  right: 0;
  margin-top: 36px;
}
/* outro page top-util */
.outro .top_util-item {
  position: absolute;
  right: 10px;
  top: 20px;
  z-index: 1;
}
.outro .top_util-item.item_sound .util-item-desc {
  top: 50%;
  transform: translateY(-50%);
  margin-top: 0;
  margin-right: 24px;
}


/* breadcrumbs */
.breadcrumbs {display: inline-block; padding-left: 30px; vertical-align: middle; opacity: .7;}
.breadcrumbs_item {font-size: 16px; color: #fff;}
.breadcrumbs_item strong {padding-left: 0;}

/* intro_footer */
#footer {
  position: fixed;
  bottom: 30px;
  right: 40px;
  z-index: 1;
  font-size: 0;
  text-align: right;
}
/* chrome_download */
.chrome_download .msg,
.chrome_download .btn_chrome {
  display: inline-block;
  color: #fff;
  vertical-align: middle;
}
.chrome_download .msg {
  font-size: 16px;
  letter-spacing: -0.8px;
}
.chrome_download .btn_chrome {
  margin-left: 10px;
  padding: 4px 8px;
  border: 1px solid #fff;
  border-radius: 5px;
  font-size: 12px;
  letter-spacing: -0.8px;
  -webkit-transition: 0.3s;
  transition: 0.3s;
}
.chrome_download .btn_chrome:hover,
.chrome_download .btn_chrome:focus {
  background: #fff;
}
.chrome_download .btn_chrome:hover span,
.chrome_download .btn_chrome:focus span {
  color: #b2b2b2;
}


/* bridge video */
.video_wrap {
  position: relative;
  height: 100%;
}
.default_video {
  width: 100% !important;
  height: 100% !important;
  -o-object-fit: cover;
  object-fit: cover;
}
.default_video.pc{
  display: block;
}
.default_video.mobile{
  display: none;
}

/* hall - bridge video */
.bridge_video {
  z-index: 999;
}
.afterPlay {
  position: fixed;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
}

.afterPlay .btn {
  opacity: 1;
}

/* .afterPlay .btn:hover {
  opacity: 1;
} */

.afterPlay .btn span {
  font-size: 24px;
}

/* hall - vr player */
.vr-player,
.videoPlayer,
.total {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: 100;
  object-fit: cover;
}

.videoPlayer {
  display: none;
}

.vr-player .vr-iframe,
.total .vr-iframe {
  width: 100% !important;
  height: 100% !important;
  border: 0;
}
.vr-player.bg_img{
  width: 100% !important;
  height: 100% !important;
  border: 0;
}
.vr-player.bg_img img{
  width: 100% !important;
  height: 100% !important;
  object-fit: cover;
}
.vr-player.bg_img img.pc{
  display: block;
}
.vr-player.bg_img img.mo{
  display: none;
}

.intro .vr-player.bg_img{
  background-color: #c6dbb4;
}
.intro .vr-player.bg_img img{
  object-fit: contain;
}


/* modal setting */
.modal_area {
  display: none;
  position: fixed;
  z-index: 998;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.modal_area.tour_guide {
  display: block;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.modal_area.open {
  display: block;
}

/* 투어페이지 */
.modal_contents_box {position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 100%; height: 70%; max-width: 1040px; margin: auto;}
.playList_title {font-size: 36px; font-weight: 900; text-align: center; padding-bottom: 10px;}
.flex_box {display: flex; justify-content: space-evenly; align-items: flex-start; width: 100%; height: 100%;}
.modal_contents_box .contents_cur_img {width: 380px; padding: 0 20px; margin-left: 20px;}
.modal_contents_box .contents_cur_img img {width: 100%;}
.modal_contents_box .contents_list {width: calc(100% - 380px); height: 100%; padding: 0 20px; overflow-y: scroll; margin-right: 20px;}
.modal_contents_box .contents_list li a {display: flex; align-items: center; justify-content: space-between; padding-left: 14px; opacity: 1; transition: opacity 0.3s;}
.modal_contents_box .contents_list li a:hover {opacity: 1;}
.modal_contents_box .contents_list .equalizer_icon {width: 20px; height: 20px; background: url('../../static/img/ico/230531_ico_play.png')no-repeat center center; background-size: 100% 100%;}
.modal_contents_box .each_cont_box {display: flex; justify-content: space-between; align-items: center; width: 92%; padding: 20px 14px 20px 0;}
.modal_contents_box .contents_list li + li {border-top: 1px solid #fff;}
.modal_contents_box .each_cont_box .each_cont_time {font-size: 14px;}

.modal_contents_box .contents_list .list_icon {width: 20px; height: 20px; background: url('../../static/img/ico/230531_ico_list.png')no-repeat center center; background-size: 100% 100%;}
/* is_selected css */
.modal_contents_box .contents_list li.is_selected {background-color: rgba(0,0,0,.3); border-radius: 5px;}
.modal_contents_box .contents_list li.is_selected a {opacity: 1;}
.modal_contents_box .contents_list li.is_selected .equalizer_icon {background: url('../../static/img/ico/230531_ico_equalizer.png')no-repeat center center; background-size: 100% 100%;}
.modal_contents_box .contents_list li.is_selected {border-top: none;}
.modal_contents_box .contents_list li.is_selected + li {border-top: none;}
.modal_close_btn {position: absolute; bottom: 0px; left: 50%; transform: translateX(-50%); width: 100%; padding: 10px;}
.modal_close_btn img {width: 20px; height: 20px;}

.modal_contents_box.introduce, .modal_contents_box.online {display: block; padding: 20px; overflow-y: scroll;}
.modal_contents_box .text_box {padding-top: 40px;}
.modal_contents_box .introduce_title {font-size: 20px; font-weight: bold;}
.modal_contents_box .introduce_desc {line-height: 1.7; word-break: keep-all;}
.modal_contents_box .introduce_desc p:first-child {padding: 20px 0;}

.modal_contents_box.online .introduce_desc p {padding: 10px 0 0 0;}


/* this project only */
.docent_guide .icon_box .icon_desc {padding-bottom: 10px;}
.btn_wrap .prev {visibility: hidden;}
.btn_wrap .prev.visible {visibility: visible;}
.modal_custom .modal_scroll_box {
  max-height: 380px;
}

/* 좌우 화살표 네비게이션 */
.move_arrow_box {
  /* display: flex; */
  /* align-items: center; */
  /* justify-content: space-between; */
  /* position: absolute; */
  /* top: 50%; */
  /* left: 50%; */
  /* transform: translate(-50%, -50%); */
  /* width: 100%; */
  /* z-index: 200; */
}
.move_arrow_box a {
  position: absolute;
  top: 50%;
  left: 0;
  display: inline-block;
  width: 40px;
  height: 40px;
  z-index: 200;
}
.move_arrow_box a.prev {
  background: url('../../static/img/ico/ico_arrow.png') no-repeat center center;
  background-size: 100% 100%;
  transform: translateY(-50%) rotate(-90deg);
}
.move_arrow_box a.next {
  left: unset;
  right: 0;
  background: url('../../static/img/ico/ico_arrow.png') no-repeat center center;
  background-size: 100% 100%;
  transform: translateY(-50%) rotate(90deg);
}

#notFoundPage {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  line-height: 1.6;
}
#notFoundPage p {
  color: #000;
  font-size: 20px;
  text-align: center;
  word-break: keep-all;
}

/* ending page */
.total_btn_box.ending {
  z-index: 999;
  text-align: center;
  /* background-color: rgba(255,255,255,.3); */
}
.total_btn_box.ending a {
  display: block;
  background: url('../../static/img/ico/ico_end.png') no-repeat center center;
  background-size: 100% 100%;
  width: 70px;
  height: 70px;
}

/* outro page */
.contents.outro {
  margin-top: 0;
  width: 100%;
  height: 100%;
  background: url('../../static/img/231122_bg_outro.png') no-repeat center center;
  background-size: cover;
  text-align: center;
  padding-top: 90px;
}
.contents.outro .total_message_box {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  max-width: 90%;
  height: 100%;
  padding-bottom: 50px;
  margin: auto;
  overflow-y: auto;
}
.contents.outro .message_title {
  position: relative;
  font-size: 40px;
  font-weight: 600;
}
.contents.outro .message_title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background-color: #fff;
  margin-bottom: -40px;
  
}
.contents.outro .message_box {
  opacity: 0;
  animation: fadeIn .5s 2s forwards ease-in;
}
.contents.outro .message_box p {
  line-height: 1.6;
  word-break: keep-all;
  text-align: left;
}
.contents.outro .message_box p.ch {
  word-break: break-all;
}

/* 다국어 처리 css */
.ko {
  display: none;
}
.en {
  display: none;
}
.ch {
  display: none;
}
.jp {
  display: none;
}
.lang_ko .ko {
  display: block;
}
.lang_en .en {
  display: block;
}
.lang_ch .ch {
  display: block;
}
.lang_jp .jp {
  display: block;
}

@keyframes fadeIn {
  0%{
    opacity: 0;
  }
  
  100%{
    opacity: 1;
  }
}