@charset "euc-kr";

@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100..900;1,100..900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@100;300;400;500;700;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Nanum+Myeongjo:wght@400;700;800&display=swap');

/*
³ëÅä»ê½º 'Noto Sans KR - 3,4,5,7,9'
³ª´®½ºÄù¾î 'NanumSquare - 3,4,7,8'
 */

body { position: relative; background: #fff; min-width:320px; overflow: hidden; }
.mobile { display: none !important; }
.pc { display: block !important; }
* { box-sizing: border-box; word-break:keep-all; }
* a, a:hover, a:visited { color:inherit; text-decoration: none; cursor: pointer; }
.link { cursor: pointer; }
.link:hover { text-decoration: underline !important; }
.main_color { color: #3939D0 !important; }
.Escoredream { font-family: 'Escoredream' !important; }
.Roboto { font-family: 'Roboto' !important; }
.mmobile { display: none; }
.bg_gray { background: #f5f5f5 !important; }
.bg_blue { background: #F6F7FD !important; }
.bg_darkBlue { background: #d8dcf3 !important; }


/* header */
header {top:0;left:0;right:0;z-index:10;transition:0.3s; position: absolute; top: 90px; left: 0; right: 0; }
header .gnb { max-width:1600px; padding: 0 25px; display: flex; flex-direction:row; flex-wrap: wrap; justify-content: flex-start; gap:165px; margin: 0 auto;  }
header .gnb .logo {  }
header .gnb .snb_level1 { display:flex; flex-direction:row; gap:70px; margin-top: 5px; }
header .gnb .snb_level1 > li { }
header .gnb .snb_level1 > li > a { font-family: 'Roboto'; font-weight: 500; font-size: 24px; line-height: 28px; color: #3939D0; position: relative; }
header .gnb .snb_level1 > li > a:after { display: block; content:''; width: 0; height: 3px; background: #3939D0; position: absolute; left: 0; bottom: -10px; transition:0.3s}
header .gnb .snb_level1 > li > a:hover:after, header .gnb .snb_level1 > li.on > a:hover:after { width: 100%; }
header .gnb .snb_level1 > li:last-child > a { padding-right: 0; background: none; }
header .btn_regi.btn_over { border-radius: 30px !important; }
header .btn_regi.btn_over a { font-size: 24px; padding: 0px 25px !important; display: flex; flex-direction:row; flex-wrap: wrap; align-items: center; }

@media all and (max-width:1700px){/**/
	header .gnb { gap:100px; }
	header .btn_regi.btn_over a { padding: 0px 20px !important; display: flex; flex-direction:row; flex-wrap: wrap; align-items: center; }
}/**/

@media all and (max-width:1500px){/**/
	header .gnb { margin-right: 20px; gap:50px; }
	header .gnb .snb_level1 { gap:40px; }
	header .gnb .logo img { height: 48px; }
}/**/

.sHeader { width: calc(100% - 55px); height: 307px; background: #fff url('/images/sub/sHeader_bg.png') 0 bottom no-repeat !important; border-radius: 0 0 400px 0; margin: 0; top: 0px; padding-top: 90px; position: relative; }
.sHeader_symbol { right: 135px; bottom: -27.5px; position: absolute; }

/* visual */
.visual .swiper-container { width: calc(100% - 55px); border-radius: 0 400px 0 0; margin: 0;  }
.visual .swiper-slide { padding-top: 185px; height: 910px; }
.visual_01 { background: url('/images/main/main_top_bg.png') 0 0 no-repeat; background-size: cover;}
.visu_inner { padding: 0 25px; max-width: 1540px; display: flex; flex-direction:row; flex-wrap: nowrap; justify-content: space-between; align-items: center;  margin: 0 auto; }
.visu_logo { margin-right: 10px; }
.visu_conference { color: #3939D0; font-weight: 800; font-size: 77px; }
.visu_title { font-weight: 700; font-size: 38px; line-height: 120%; color: #3282FF; margin-top: 25px;}
.visu_title_eng { font-weight: 500; font-size: 27px; line-height: 120%; color: #3282FF; margin-top: 12px; }
.visu_place { font-weight: 500; font-size: 27px;  line-height: 120%; color: #333; }
.visu_place:before { content:''; display: block; width: 100%; height: 1px; background: #B1CBEB; margin: 20px 0; }

.visual .swiper-pagination { padding: 0 25px; max-width: 1540px !important; bottom: 120px !important; left: 0; right: 0; margin: 0 auto; z-index: 999; text-align: left; }
.swiper-pagination-bullet { width: 11px !important; height: 11px !important; background-color: #3282FF !important; border: 0; border-radius:5px !important; box-sizing: border-box; opacity: 1 !important; transition:0.3s; text-align: left; }
.visual .swiper-pagination-bullet + .swiper-pagination-bullet { margin-left: 16px !important; }
.swiper-pagination-bullet.swiper-pagination-bullet-active { width: 41px !important; background-color: #3282FF !important; border: 0px !important; opacity: 1; }

@media all and (max-width:1600px){/**/
	.visu_conference { font-size: 70px; }
	.visu_title { font-size: 33px;  margin-top: 25px;}
	.visu_title_eng { font-size: 22px;  margin-top: 12px; }
	.visu_place { font-size: 22px; }
	.visu_logo { padding-right: 30px; }
	.sHeader_symbol { width: 130px; bottom: -25px;}
}/**/

.video-container {
	margin-top: -38px;
    position: relative;
    width: 64.4%;            /* ºÎ¸ð Æø¿¡ ¸ÂÃç ´Ã¾î³² */
    padding-bottom: 36.25%; /* 16:9 ºñÀ² (¼¼·Î/°¡·Î = 9/16) */
    height: 0;
    overflow: hidden;
    border-radius: 20px;    /* ¸ð¼­¸® µÕ±Û°Ô */
    box-shadow: 0 4px 20px rgba(0,0,0,0.2); /* »ì¦ ±×¸²ÀÚ È¿°ú (¼±ÅûçÇ×) */
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* mContainer ¹× °øÅë */
.mContainer { position: relative; background: none; }
.mContainer::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: url("/images/main/main_wave_bg.png") 0 0 no-repeat; background-size: cover; filter: grayscale(100%); z-index: -1; }

.mTitle { text-align: center; margin-bottom: 65px; word-break:keep-all; }
.mTitle_main{ font-family: 'Escoredream',sans-serif; font-weight: 600; font-size:  50px; margin: 0; color:#222; letter-spacing: -0.05em; margin-top: 10px; position: relative; }
.mTitle_desc{ color:#3939D0; letter-spacing:.08em; }


/* invite */
.invite { padding: 85px 25px 150px; max-width:1598px; display: flex; flex-direction:row; flex-wrap: nowrap; justify-content: space-between; align-items: center; gap:130px; margin: 0 auto; }
.invite_left {  }
.invite_title { font-weight: 700; font-size: 38px; color: #222222; word-break:keep-all; }
.invite_txt { font-weight: 400; font-size: 22px; line-height: 130%; letter-spacing: -0.05em; color: #777777; margin-top: 20px; word-break:keep-all; }
.invite_link { margin-top: 50px; }
.invite_right {  }
.invite_btn { width: 600px; padding: 55px 55px 50px 80px; display: flex; flex-direction:row; flex-wrap: nowrap; justify-content: space-between; align-items: center; /* gap:65px; */ background: url('/images/main/btn_registration.png') center no-repeat; border-radius: 200px; background-size: cover; transition:0.3s; }
.invite_btn:hover { background-position: 40%; background-size: 300%; }

.invite_btn_txt { font-weight: 700; font-size: 34px; line-height: 120%; color: #fff; letter-spacing: 0; word-break:keep-all; }
.invite_btn_txt span { font-size: 25px; line-height: 120%; font-weight: 500; display: block; margin-top: 15px; }
.invite_btn_arr { width: 88px; height: 88px; border-radius: 88px; display: flex; flex-direction:row; flex-wrap: nowrap; justify-content: center; align-items: center; background: url('/images/main/bgcircle_btn_wh.png') center no-repeat;}

@media all and (max-width:1600px){/**/
	.invite { gap:100px; }
	.invite_btn { width: 540px; padding: 45px 45px 40px 70px; display: flex; flex-direction:row; flex-wrap: nowrap; justify-content: space-between; align-items: center; gap:45px; background: url('/images/main/btn_registration.png') center no-repeat; border-radius: 200px; background-size: cover; transition:0.3s; }
}/**/

/* speaker */
.mSpeaker { padding: 115px 0 65px 0;background: url('/images/main/main_speaker_bg .png') center no-repeat; background-size: cover; border-radius: 400px 0px 0px 0px; overflow:hidden; width: 100%; }
.mSpeaker_inner { max-width:100%; width:1598px; padding: 0 25px; display: flex; flex-direction:row; flex-wrap: nowrap; justify-content: space-between; align-items: center; margin: 0 auto; }
.mSpeaker_left { min-width: 320px; 	}
.mSpeaker_title { font-weight: 700; font-size: 36px; line-height: 120%; color: #FFFFFF; margin-bottom: 20px; word-break:keep-all; }

.mSpeaker_btn {  }
.mSpeaker_controls { margin-top: 65px; }
.mSpeaker_controls .mSpeaker_prev{width: 22px;height: 38px;background:url('/images/main/arr_speaker_left_wh.png') no-repeat;position: static !important; display: inline-block; margin-right: 40px; cursor: pointer; }
.mSpeaker_controls .mSpeaker_next{width: 22px;height: 38px;background:url('/images/main/arr_speaker_right_wh.png') no-repeat;position: static !important;display: inline-block; cursor: pointer; }
.mSpeaker_right { max-width: 1040px; }
.mSpeaker_slider { justify-content:space-between; padding-top: 40px !important; }
.mSpeaker_slider .swiper-wrapper {justify-content:space-between;}
.mSpeaker_card { width: 315px; height: auto !important;  background: #fff; padding: 10px 10px 15px; }
.mSpeaker_card:hover .mSpeaker_img img { transform:scale(1.1) }
.mSpeaker_img { width: 100%; overflow: hidden; }
.mSpeaker_img img { width: 100%; transition:0.3s; }
.mSpeaker_info { margin-top: 35px; }
.mSpeaker_name { font-weight: 700; font-size: 28px; line-height: 120%; font-family: 'Escoredream' !important; display: flex; flex-direction:row; flex-wrap: wrap; justify-content: center; align-items: center; gap: 2px 5px; letter-spacing: -0.05em; text-align: center;}
.mSpeaker_eng { font-weight: 500; font-size: 20px; line-height: 120%; font-family: 'Escoredream' !important; letter-spacing: -0.04em; flex-basis: 100%;}
.mSpeaker_subject { font-weight: 400; font-size: 18px; line-height: 120%; letter-spacing: -0.05em; color: #777777; word-break:keep-all; text-align: center; margin-top: 8px; }
.mSpeaker_subject_eng {	margin-top: 5px; display: block; font-weight: 300; }

.mSpeaker_slider .swiper-slide {
  transition: transform 0.5s ease, opacity 0.5s ease;
  transform: translateY(0);   /* ±âº» À§Ä¡ */
}

.mSpeaker_slider .swiper-slide.is-center {
  transform: translateY(-40px); /* À§·Î »ì¦ ¿Ã¸² */
  z-index: 2;                   /* À§¿¡ º¸À̵µ·Ï */
}

.mSpeaker_slider .swiper-slide.is-center .mSpeaker_img img { transform:scale(1.1) }

@media all and (max-width:1800px){/**/
	.mSpeaker { border-radius: 250px 0px 0px 0px; }
}/**/

@media all and (max-width:1700px){/**/
	.mSpeaker_right { width: calc(100% - 350px); }
	.mSpeaker_left { max-width: 290px; }
	.mSpeaker_card { width: auto; }
}/**/


/* event */
.event { background: url('/images/main/bg_symbol.png') 0 55px no-repeat; padding: 200px 0 115px 0;  }
.event_wrap { display: flex; flex-direction:row; flex-wrap: nowrap; justify-content: center; align-items: center; gap:55px;  }
.pre_event { margin-left: 115px; margin-top: 60px; }
.event_info {  }
.event_title { font-family: 'Escoredream' !important; font-weight: 700; font-size: 38px; line-height: 120%; }
.event_txt { font-weight: 400; font-size: 22px; line-height: 120%; color: #777; letter-spacing: -0.05em; margin-top: 15px; word-break:keep-all; }
.event_card { border-radius: 100px 0 0 0; transition:0.3s; overflow: hidden; }
.event_card a { padding: 75px 60px; width: 655px; height: 245px; display: flex; flex-direction:row; flex-wrap: nowrap; justify-content: space-between; align-items: center; }
.event_card:hover { box-shadow: 5px 5px 10px rgba(0,0,0,0.3); }
.event_card:hover .event_arr { background: rgba(255,255,255,0.5);  transform: translateX(6px); }
.event_card_title { font-family: 'Roboto'; font-weight: 800; font-size: 42px; line-height: 49px; color: #FFFFFF; }
.event_arr { width: 82px; height: 82px; border-radius: 82px; border: 2px solid #fff; display: flex; justify-content: center; align-items: center; transition:0.3s; }
.pre_open .event_card a{ background: url("/images/main/pre_open.png") center no-repeat; background-size: cover; }
.pre_event .event_card a{ background: url("/images/main/pre_event.png") center no-repeat; background-size: cover; }


/* video */
.videos { padding: 115px 0 120px 0;background: url('/images/main/main_video_bg.png') center no-repeat; background-size: cover; border-radius: 0px 400px 0px 0px; overflow:hidden; width: 100%; }
.videos_inner{ width: 100%; margin: 0 auto; }
.videos_more{ position: absolute; right: 20%; top: 50%; transform: translateY(-50%); font-size: 20px; font-weight: 500; color:#222; text-decoration: none; }
.videos_more img { margin-left: 10px; }
.videos_more:hover{ text-decoration: underline; }

.videos_slider_wrap_mobile { display: none; }
.videos_slider_wrap{ display:flex; justify-content:center; overflow:visible; margin-top: 7vw; }
.videos .swiper-wrapper{ align-items:center; }
.videos .swiper-slide{ width: 29.4vw; transition: width .35s ease; }
.video_card:hover .video_card_play{ background: rgba(255,255,255,0.6); }
.video_card:hover .video_card_title{ color: #3939D0; }

.videos_slider .video_card { display: flex; flex-direction: column; gap: 0; text-decoration: none; color: inherit; transform: scale(.88); opacity: 1; transition: transform .35s ease, opacity .35s ease, box-shadow .35s ease; }
.videos_slider .swiper-slide.is-center { transform: scale(1.35); z-index: 2; }
.video_card_thumb{ position: relative; width: 100%; aspect-ratio: 16 / 9; background-size: cover; background-position: center; overflow: hidden; transition:0.3s; }
.video_card_thumb:hover { box-shadow: 0 12px 15px rgba(0,0,0,.3); }
.videos_slider .swiper-slide.is-center .video_card_title{ transform: scale(calc(1/1.35)); transform-origin: left center; display: inline-block; }
.video_card_play{ position:absolute; inset:0; margin:auto; width: 125px; height: 125px; border-radius: 125px; background: rgba(255,255,255,0.2); border: 2px solid #fff; transition:0.3s; }
.video_card_play::before{ content:""; display: block; position:absolute; left:50%; top:50%; transform: translate(-40%,-50%); width: 52px; height: 60px; background: url('/images/main/play.png') center no-repeat; }
.video_card_chip{ position:absolute; left:12px; top:12px; padding:6px 10px; border-radius:999px; background:#1b4fd3; color:#fff; z-index:2; }
.video_card_title{ font-weight: 600; font-size: 22px; color:#222; margin-top: 20px; transition:0.3s; display:-webkit-box; word-wrap:break-word; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; text-overflow:ellipsis; height:3.1em; line-height:1.5em; }
.videos_controls{ display:flex; align-items:center; justify-content:center; gap: 14px; margin-top:40px; position: relative; z-index: 99999; overflow: hidden; }
.videos_fraction{ font-family: 'Escoredream',sans-serif; font-weight: 600; min-width: 66px; text-align:center; font: 600 14px/1 'SCoreDream', sans-serif; color:#222; width:unset !important; }
.swiper-pagination-current { color: #222;	 }
.swiper-pagination-total { color: #777; }
.videos .videos_prev{width: 12px;height: 20px;background:url('/images/main/icon_arr_bk_left.png') no-repeat;position: static !important; display: inline-block;  cursor: pointer; }
.videos .videos_next{width: 12px;height: 20px;background:url('/images/main/icon_arr_bk_right.png') no-repeat;position: static !important;display: inline-block; cursor: pointer; }

/* faq_wrap */
.faq_inner { max-width:1137px; padding: 0 25px; margin: 0 auto; }
.faq_wrap li { border-radius: 10px; position: relative; overflow: hidden; background: #fff; padding: 20px 25px 20px 40px; }
.faq_wrap li:before { content:''; width: 15px; height: 100%; position: absolute; left: 0; top: 0; background: #3939D0; }
.faq_wrap li + li { margin-top: 20px; }
.faq_wrap li div { font-size: 24px; font-weight: 600;}
.faq_question a { display: block; position: relative; }
.faq_question a:after { content:''; width: 36px; height: 36px; border-radius: 36px; background: #3939D0 url('/images/main/icon_arr_faq.png') center no-repeat; position: absolute; right: 0; top: -3px; transition:0.3s; }
.faq_question a.on:after { transform:rotate(180deg); }
.faq_anwer { display: none; margin-top: 30px; }
.faq_anwer span { font-size: 22px; font-weight: 400; color: #666; }

/* Footer */
footer { width: 100%; background: #2A2C39; padding: 50px 0;}
.top_btn { position: fixed; background: #fff; width: 60px; height: 60px; border-radius: 60px; background: rgba(255, 255, 255, 0.5); box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.25); display: flex; flex-wrap: wrap; justify-content: center; align-items: center; align-content:center; bottom: 245px; right: 50px; z-index: 1000; cursor: pointer; transition:0.3s; }
.top_btn img { width: 15px; }
.top_btn:hover { background: rgba(255, 255, 255, 1);  }
.footer_wrap { max-width: 1250px; padding: 0 25px; margin: 0 auto;display: flex; flex-wrap: wrap; justify-content: flex-start; align-items: space-between; align-content:stretch; gap:220px; position: relative; }
.footer_wrap div { color: #fff; font-size: 14px; line-height: 17px; }
.footer_wrap .footer_txt { margin-top: 45px; font-weight: 500; }
.footer_wrap .footer_rigth { display: flex; flex-wrap: wrap; flex-direction:column; justify-content: space-between; }
.footer_wrap .footer_title { font-size: 20px; line-height: 25px; letter-spacing: -0.05em; font-weight: 700; letter-spacing: -0.05em;}
.footer_wrap .footer_info { letter-spacing: -0.05em; line-height: 20px; font-weight: 500; }
.footer_wrap .footer_copy { color: rgba(255, 255, 255, 0.6);}


/* sContainer */
.sContainer { width: 100%; max-width:1410px; min-height:285px; padding: 0 25px; margin: 0 auto 100px; position: relative; }
.sContainer .title { font-family: 'Roboto'; font-style: normal; font-weight: 800; font-size: 77px; color: #3939D0; text-align: center; margin: -45px auto 75px; position: relative; z-index: 10; }
.sContainer .sTitle { font-weight: 600; font-size: 50px; line-height: 120%; position: relative;  }
.sContents .boardTable thead th { background: #2F2F2F; color: #fff; }
.sContents .boardTable tr th {  }
.sContents .boardTable tr td { border-right: 0; border-left: 0; }

/* snb */
.snb-swiper-wrap { margin-top: 35px; width: 100%; border-bottom: 1px solid #D9D9D9; position: relative; }
.snb-swiper-wrap:before { content:''; width: 100%; height: 1px; background: #D9D9D9; position: absolute; left: 100%; bottom: -1px; }
.snb-swiper-wrap:after { content:''; width: 100%; height: 1px; background: #D9D9D9; position: absolute; left: -100%; bottom: 0; }
.snb-swiper .swiper-wrapper { align-items: center; }
.snb-swiper .swiper-slide { position: relative; flex: 0 0 auto; width: auto; }
.snb-swiper.snb--desktop .swiper-wrapper {
  display: flex !important;
  gap: 30px; /* µ¥½ºÅ©Å¾ °£°Ý */
}
.snb-swiper.snb--desktop .swiper-slide {
  flex: 0 0 auto;
}
.snb-swiper .swiper-slide a { display: inline-block; font-size: 24px; font-weight: 600; color: #999; padding: 0 20px 15px; text-decoration: none; white-space: nowrap; transition: .25s; }
.snb-swiper .swiper-slide.on a,
.snb-swiper .swiper-slide a:hover { color: #222; }
.snb-swiper .swiper-slide a::after { content: ""; display: block; width: 0; border-bottom: 2px solid #222; position: absolute; left: 0; right: 0; bottom: 0; transition:0.3s; margin: 0 auto; }
.snb-swiper .swiper-slide.on a::after, .snb-swiper .swiper-slide a:hover::after { width: 100%; }
.snb-swiper.snb--swiper-enabled .swiper-slide { flex: 0 0 auto !important; max-width: none !important; }

/* -------------------------
   µ¥½ºÅ©Å¾ ±ÕµîºÐ¹è: .snb--desktop Ŭ·¡½º°¡ ÀÖÀ» ¶§¸¸ Àû¿ë
   (1200px ÃÊ°úÀÏ ¶§ JS°¡ ÀÌ Å¬·¡½º Ãß°¡)
   ------------------------- */
.snb-swiper.snb--desktop .swiper-wrapper { display: flex !important; flex-wrap: nowrap; justify-content: space-between; }
.snb-swiper.snb--desktop .swiper-slide {     flex: 0 0 auto; /* ±ÕµîºÐ¹è ¾Æ´Ô, ³»¿ë ±â¹Ý */
    width: auto; max-width: none; text-align: center; }
.snb-swiper.snb--desktop .swiper-slide a { display: block; padding: 18px 20px; font-size: 20px; }

/* -------------------------
   ¸ð¹ÙÀÏ/ÅÂºí¸´(<=1200px) : Swiper ¸ðµå º¸Á¤ ½ºÅ¸ÀÏ
   ------------------------- */
@media (max-width: 1200px) {
  .snb-swiper { width: 100%; }
  .snb-swiper .swiper-wrapper { padding: 8px 6px; }
  .snb-swiper .swiper-slide { display:flex; align-items:center; justify-content:center; flex: 0 0 auto;}
  .snb-swiper .swiper-slide a { font-size: 18px; padding: 10px 14px 12px; border-radius: 6px; width: auto;}
}

/* history tab menu */
.tab-menu-container {position: relative;display: flex;align-items: center;background: #fff;border-bottom: 1px solid #ddd;padding: 0 0;user-select: none; margin-top: 35px; }
.tab-menu-container:before { content:''; width: 100%; height: 1px; background: #D9D9D9; position: absolute; left: 100%; bottom: -1px; }
.tab-menu-container:after { content:''; width: 100%; height: 1px; background: #D9D9D9; position: absolute; left: -100%; bottom: -1px; }

.tab-menu-scroll {display: flex;gap: 40px;overflow-x: auto;scroll-behavior: auto; /* ºÎµå·¯¿îÈ¿°ú(smooth) Á¦°Å */ scrollbar-width: none;-ms-overflow-style: none;padding : 0px 20px;}
.tab-menu-scroll::-webkit-scrollbar {display: none;}

.tab-menu-item {position: relative;white-space: nowrap;cursor: pointer;font-size: 24px; font-weight: 600; color: #999; padding: 0 20px 15px; text-decoration: none; white-space: nowrap; transition: all 0.3s ease; }
.tab-menu-item::after {content: "";position: absolute;left: 50%;bottom: 0;width: 0;height: 2px;background: #007bff;border-radius: 2px;transition: all 0.3s ease;transform: translateX(-50%);}
.tab-menu-item:hover,.tab-menu-item.active {font-weight: bold;color: #007bff;}
.tab-menu-item:hover::after,.tab-menu-item.active::after {width: calc(100% + 20px);}

.arrow {position: absolute;top: 30%;transform: translateY(-50%);background: white;border: none;cursor: pointer;font-size: 1.5rem;padding: 5px 10px;color: #333;z-index: 10;box-shadow: 0 0 5px rgba(0,0,0,0.1);border-radius: 8px;}
.arrow:hover {background: #eee;}
.arrow.left {left: -40px;}
.arrow.right {right: -40px;}
.arrow.hidden {display: none;}
/* ÄÜÅÙÃ÷ ¿µ¿ª */
.history_details {display: none;}
.history_details.active {display: block;animation: fadeIn 0.5s ease;}


/* program */
.programTable.boardTable tr th.bg_darkBlue { border-left: 0; border-right: 0; text-align: left; font-size: 24px;}
.programTable.boardTable tr td { font-weight: 400; font-size: 24px; word-break:keep-all; }
.programTable.boardTable tr td:nth-child(1) { padding-right: 0; }
.programTable.boardTable tr td:nth-child(2) { padding: 15px 30px; }
.programTable.boardTable tr td:nth-child(3) { padding: 15px 70px;  }
.pro_speakers_wrap { display:flex; flex-wrap:nowrap; flex-direction:row; align-items:stretch; justify-content:flex-start; gap:20px; }
.pro_speakers_wrap + .pro_speakers_wrap { margin-top: 15px; }
.pro_speakers_name { font-size: 24px; line-height: 130%;  }
.programTable.boardTable .pro_classify { color: #3939D0; font-weight: 500; font-size: 20px; font-weight: 400; }
.pro_caption { text-align: right; margin-top: 30px; font-size: 18px; font-weight: 500; color: #555; }

/* speakers */
.sSpeakers_list { display:flex; flex-wrap:wrap; flex-direction:row; align-items:stretch; justify-content:flex-start; gap: 50px calc((100% - 23.8% * 4) / 3);  }
.sSpeakers_list li { width: 23.8%; background: #F2F6F9; position: relative; transition:0.3s ease;  cursor:pointer;}
.sSpeakers_list li:hover .sSpeakers_name, .sSpeakers_list li:hover .sSpeakers_title, .sSpeakers_list li:hover .sSpeakers_session  { color: #fff; }
.sSpeakers_list li:hover { background: #3939D0; }
.sSpeakers_list li:hover .sSpeakers_img img { transform:scale(1.05); }
.sSpeakers_img { overflow: hidden; }
.sSpeakers_img img { width: 100%; transition:0.3s ease; }
.sSpeakers_info { padding: 27px 20px 60px; text-align: left; }
.sSpeakers_name { font-size: 24px; font-weight: 900; text-align: center; }
.sSpeakers_name_eng { font-size: 18px; font-weight: 500; display: block; }
.sSpeakers_session { font-size: 24px; font-weight: 900;  }
.sSpeakers_session_eng { font-size: 18px; font-weight: 500; margin-left: 8px; }
.sSpeakers_title { font-size: 18px; font-weight: 400; color: #777; margin-top: 10px; display: none;}
.sSpakers_arr { position: absolute; bottom: 22px; right: 20px; }

/* sSpeakers_detail */
.sSpeakers_detail_contents { margin-top: -235px; position: relative; z-index: 1000; }
.sSpeakers_detail_name { font-family: 'Roboto'; font-weight: 800; font-size: 50px; color: #3939D0; }
.sSpeakers_detail_name_eng { font-weight: 500; font-size: 30px;color: #222222; margin-left: 20px; }
.sSpeakers_detail_wrap { margin-top: 30px; display:flex; flex-wrap:wrap; flex-direction:row; align-items:stretch; justify-content:flex-start; gap:65px; }
.sSpeakers_detail_left { width: 290px; }
.sSpeakers_detail_img {  }
.sSpeakers_detail_img img { width: 100%; }
.sSpeakers_detail_right { width: calc(100% - 355px); }
.sSpeakers_detail_pTitle { font-weight: 500; font-size: 20px; line-height: 25px; color: #222222; margin-bottom: 8px; }
.sSpeakers_detail_pt { display:flex; flex-wrap:nowrap; flex-direction:row; align-items:stretch; justify-content:flex-start; gap:45px; }
.sSpeakers_detail_pt_line { width: 1px; background: #999; }
.sSpeakers_detail_pt_date { width: 235px; font-weight: 600; font-size: 30px; line-height: 37px; color: #222222; }
.sSpeakers_detail_pt_title { width: calc(100% - 310px); font-weight: 600; font-size: 30px; line-height: 37px; color: #222222; }
.sSpeakers_detail_pt_title_eng { font-size: 16px; }
.sSpeakers_detail_career_wrap { width: 100%; margin-top: 110px; position: relative; }
.sSpeakers_detail_career { margin-top: 5px; padding-left: 10px; padding-right: 165px; }
.sSpeakers_detail_career li { font-weight: 400; font-size: 18px; line-height: 26px; color: rgba(34, 34, 34, 0.8); position: relative; padding-left: 15px; }
.sSpeakers_detail_career li:before { content:''; width: 3px; height: 4px; background: rgba(34, 34, 34, 0.8); display: block; position: absolute; left: 0; top: 10px;  border-radius: 10px;}
.sSpeakers_detail_btn { position: absolute; right: 0; bottom: 0; }
.sSpeakers_detail_btn .btn_over a { padding: 8px 20px }
.sSpeakers_detail_txt { font-weight: 300; letter-spacing: 0; line-height: 145%; margin-top: 40px; }
.sSpeakers_detail_txt_eng { padding-bottom: 60px; margin-bottom: 60px; border-bottom: 1px solid #ddd; font-weight: 300; letter-spacing: 0; }


/* videos */
.video_search { display:flex; flex-direction:row; align-items:stretch; justify-content:space-between; margin-bottom: 40px; }
.video_search .year-toggle { width: 190px; text-align: left; padding: 10px 25px; }
.option_wrap { position: relative; }
.video_search .year-toggle .arr { position: absolute; right: 25px; top: 17.5px; }
.video_search .dropdown { left: 0; top: 50px; background: #fff; border: 1px solid #222; }
.video_search .dropdown a { color: #222; }
.video_search .dropdown div:hover a { color: #fff; }
.video_search .search_area { background: #f4f4f4; border-radius: 30px; color: #666; font-size: 20px; padding: 0 25px; position: relative; }
.video_search .search_area .input_search { background: transparent; border: 0; }
.video_search .search_area .input_search::placeholder { color: #666; }
.video_search .search_area .input_search:focus { background-color: transparent; border: none; outline: none; }
.video_search .search_area .btn_search { position: absolute; top: 16px; right: 25px; width: 20px; height: 20px; border: none; cursor: pointer;
background: url("/images/sub/icon_search.png") 0 0 no-repeat; overflow: hidden; line-height: 0; text-align: left; display: block; z-index: 9; font-size: 0;}

.video_list { display: flex; flex-wrap: wrap; flex-direction:row; justify-content: flex-start; align-items:center; gap: 50px calc((100% - 23.1% * 4) / 3); }
.video_list li { width: 23.1%; }
.video_card_thumb { width: 100%; }
.video_list .video_card_play{ position:absolute; inset:0; margin:auto; width: 70px; height: 70px; border-radius: 70px; background: rgba(255,255,255,0.2); border: 2px solid #fff; transition:0.3s; }
.video_list .video_card_play::before{ content:""; display: block; position:absolute; left:50%; top:50%; transform: translate(-40%,-50%); width: 30px; height: 33px; background: url('/images/main/play.png') center no-repeat; background-size: 30px; }

@media (max-width: 1200px) {
  .video_list { gap: 35px calc((100% - 32% * 3) / 2); }
  .video_list li { width: 32%; }
}

@media (max-width: 800px) {
  .video_list { gap: 35px calc((100% - 48% * 2)); }
  .video_list li { width: 48%; }
}


/* history */
.history {  }
.history li { padding: 20px 65px 20px 75px;box-shadow: 0 0 10px rgba(0,0,0,0.1); border-radius: 12px; border: 1px solid #fff; display: flex; flex-wrap: nowrap; flex-direction:row; justify-content: flex-start; align-items:center; transition:0.3s; }
.history li:hover { border: 1px solid #3939D0; }
.history li + li { margin-top: 20px; }
.history_year { display: flex; flex-wrap: nowrap; flex-direction:row; justify-content: center; align-items:center; }
.history_year:after { content:''; display: inline-block; width: 1px; height: 42px; background: #ddd; margin: 0 40px; }
.history_content { width: 995px; display: flex; flex-wrap: nowrap; flex-direction:row; justify-content: space-between; align-items:center; }
.history_txt { line-height: 150%; }
.history_txt a { transition:0.3s; }
.history_txt a:hover { color: #3939D0; }
.history_down { width: 200px; }
.history_down a { font-size: 22px; display: flex; justify-content: flex-end; align-items:center; letter-spacing: -1.5px; text-align: right; }
.history_down a .history_down_wrap { width: 50px; height: 50px; border-radius: 50px; transition:0.3s; display: flex; justify-content: center; align-items:center; margin-left: 10px;}
.history_down a:hover .history_down_wrap { background: #F9F9F9; }

/* history_datail */
.sTitle { display: flex; justify-content: flex-start; align-items:center; gap:15px;  }
.year-toggle { background: #fff; border: 1px solid #222; border-radius: 25px; padding: 10px 22px; cursor: pointer; font-size: 20px; color: #222; position: relative; }
.dropdown { width: 192.5px; background: #111; border-radius: 25px; padding: 10px 10px; position: absolute; left: 139.5px; top: 63px; z-index: 10; display: none; }
.dropdown.show { display: block; }
.dropdown div { color: #fff; padding: 8px 12px; cursor: pointer; border-radius: 20px; text-align: center; transition:0.3s; background: 90% center no-repeat;}
.dropdown div a { width: 100%; display: inline-block; }
.dropdown div:hover { background: #4a3aff url('/images/sub/arr_btn_wh_bottom.png') 90% center no-repeat;}

.history_details { display: none; }
.history_details.on { display: block; }
.pro_title { font-size: 40px; font-weight: 700; color: #222222; margin: 70px auto 50px; display: flex; flex-wrap: wrap; justify-content: center; align-items:center; gap:15px }
.pro_title_eng { font-size: 30px; font-weight: 500; color: #999; display: inline; }
.pro_wrap { display: flex; flex-wrap: wrap; justify-content: flex-start; gap:35px; margin-bottom: 45px;}
.pro_class { width: 90px; font-weight: 500; font-size: 24px; color: #03038B; letter-spacing: -1px; }
.pro_info { width: calc(100% - 425px); font-weight: 600; font-size: 24px; color: #222222;  }
.pro_info .pro_info_eng { font-size: 20px; color: #777; font-weight: 400; margin-top: 8px; }
.pro_speaker_wrap { position: relative; padding: 30px 0; background: #F2F6F9; flex-direction:column; gap:0; margin-bottom: -100px;}
.pro_speaker_wrap:before {content:''; width: 100%; height: 100%; background: #F2F6F9; position: absolute; left: -1000px; top: 0;margin: auto 0;display: block;z-index: -1;}
.pro_speaker_wrap:after {content:''; width: 100%; height: 100%; background: #F2F6F9; position: absolute; right: -1000px; top: 0;margin: auto 0;display: block;z-index: -1;}

/* speaker */
.speaker { background: #F2F6F9; position: relative; padding: 20px 0; }
.speaker > li { background: #fff; border-radius: 0 0 100px 0; padding: 30px 35px; display: flex; flex-wrap: wrap; justify-content: flex-start; gap:35px; }
.speaker > li + li { margin-top: 30px; }
.speaker_left { display: none; }
.speaker_img { width: 250px; height: 250px; border-radius: 250px; overflow: hidden; transition:0.3s; }
.speaker_right { width: 100%; }
.speaker_name { font-weight: 600; font-size: 36px; color: #222222; margin-bottom: 40px; display: flex; flex-wrap: wrap; justify-content: flex-start; gap:10px; }
.speaker_name_eng { font-weight: 400; font-size: 24px; color: #777777;  }
.speaker_info { display: flex; flex-wrap: wrap; justify-content: space-between; gap:15px; margin-bottom: 20px;}
.speaker_info_title { width: 121px; font-weight: 500; font-size: 20px; color: #777777; }
.speaker_info_txt { width: calc(100% - 136px); font-size: 24px; font-weight: 500; color: #222; }
.speaker_btn_wrap {  }

/* video_detail */
.video-detail-container { margin-top: 0; position: relative; width: 100%; padding-bottom: 50%; height: 0; overflow: hidden; border-radius: 20px; box-shadow: 0 4px 20px rgba(0,0,0,0.2); }
.video-detail-container iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
.video_detail_search { display: flex; flex-wrap: wrap; justify-content: space-between; margin-top: 50px;  }
.video_detail_info {  }
.video_detail_class { font-size: 18px; font-weight: 600; }
.video_detail_title { margin-top: 20px; font-size: 24px; font-weight: 600; }
.video_detail_date { margin-top: 20px; font-size: 16px; font-weight: 400; color: #666; }
.video_detail_all { margin-top: 23px; }

.video_detail_speaker { margin: 30px 0; padding: 40px 45px; display: flex; flex-wrap: wrap; justify-content: flex-start; gap:140px; border-top: 1px solid #ddd; border-bottom: 1px solid #ddd;}
.video_detail_speaker li { }
.video_detail_speaker_name { font-size: 20px; font-weight: 900; }
.video_detail_speaker_name_eng { font-size: 18px; font-weight: 500; }
.video_detail_speaker_info_txt { font-size: 16px; color: #777; }
.video_detail_txt { padding: 40px 30px 0; font-weight: 400; text-align: justify;}

.video_detail_Related { font-size: 24px; font-weight: 600; margin-top: 60px; }
.video_detail_video_list { margin-top: 35px; }

/* speakers_detail */

/* btn_over */
.btn_over:before { display: block; content:''; width: 120%; height: 100%; position: absolute; left: 0; top: 0; background: #3939D0; -webkit-transform-origin: right top; -ms-transform:translateX(-101%) skewX(-17.620001deg); transform: translateX(-101%) skewX(-17.620001deg); -webkit-transform-origin: right top; -ms-transform-origin: right top; transform-origin: right top; transition: transform .55s cubic-bezier(.52, .08, .18, 1), -webkit-transform .55s cubic-bezier(.52, .08, .18, 1); }
.btn_over { display: inline-block; border: 1px solid #999; background: #fff; cursor: pointer; position: relative; overflow: hidden; transition: color .55s; text-align: center; border-radius: 50px; }
.btn_over a { padding: 12px 65px;  }
.btn_over:hover a { color: #fff; }
.btn_over:hover { border-color: #3939D0; }
.btn_over:hover::before { background: #3939D0; -webkit-transform:translateX(0) skewX(-17.62deg); -ms-transform:translateX(0px) skewX(-17.620001deg); transform: translateX(0px) skewX(-17.620001deg); -webkit-transform-origin: left top; -ms-transform-origin: left top; transform-origin: left top; }
.btn_over a { display: block; width: 100%; height: 100%; position: relative; transition: color .55s;}

.btn_over_arr_bk.btn_over { border-color: #222; background: #222; }
.btn_over_arr_bk.btn_over a { font-weight: 500; display: block; height: 100%; padding: 15px 70px 15px 45px; color: #fff !important; background: url('/images/main/icon_arr_wh_right.png') calc(100% - 40px) center no-repeat !important; line-height: 140%; background-size: 12px; text-align: left; }
.btn_over_arr_bk.btn_over:before { background: #fff !important; }
.btn_over_arr_bk.btn_over:hover a { background: transparent url('/images/main/icon_arr_bk_right.png') calc(100% - 40px) center no-repeat !important; color: #0b2343 !important; position: relative; }

.btn_over_arr_wh.btn_over { border-color: #fff; background: #fff; }
.btn_over_arr_wh.btn_over a { font-weight: 500; display: block; height: 100%; padding: 15px 70px 15px 45px; color: #3939D0 !important; background: url('/images/main/icon_arr_blue.png') calc(100% - 40px) center no-repeat !important; line-height: 140%; background-size: 12px; }
.btn_over_arr_wh.btn_over:before { background: #3939D0 !important; }
.btn_over_arr_wh.btn_over:hover a { background: transparent url('/images/main/icon_arr_wh_right.png') calc(100% - 40px) center no-repeat !important; color: #fff !important; position: relative; }

.btn_line.btn_over { border-color: #3939D0; background: #fff; border-radius: 10px !important; margin-right: 10px; }
.btn_line.btn_over a { font-size: 22px; font-weight: 500; display: block; height: 100%; padding: 10px 15px; color: #3939D0 !important;  }
.btn_line.btn_over:before { background: #3939D0 !important; }
.btn_line.btn_over:hover a { color: #fff !important; position: relative; }

.btn_red.btn_over { border-color: #FB4742; background: #FB4742; border-radius: 10px !important; margin-right: 10px; }
.btn_red.btn_over a { font-size: 22px; font-weight: 500; display: block; height: 100%; padding: 10px 15px; color: #fff !important;  }
.btn_red.btn_over:before { background: #fff !important; }
.btn_red.btn_over:hover a { color: #FB4742 !important; position: relative; }


/*.btn_data.btn_over { border-color: #FB4742; background: #FB4742; border-radius: 10px !important; margin-right: 10px; }
.btn_data.btn_over a { font-size: 22px; font-weight: 500; display: block; height: 100%; padding: 10px 15px; color: #fff !important;  }
.btn_data.btn_over:before { background: #fff !important; }
.btn_data.btn_over:hover a { color: #FB4742 !important; position: relative; }*/