@charset "utf-8";
.mo-none{display: block !important;}
.mo-show{display: none !important;}
:root {
  --bg: #222;
  --text: #fff;
  --accent: #950022;
  --panel: #f3f3f3;
  --panel-text: #111;
  --footer-bg: #fafafa;
  --inner: 1440px;
}

html {
  scroll-behavior: smooth
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Pretendard", sans-serif
}

img {
  display: block;
  max-width: 100%
}

#wrap {
  overflow: hidden;
  background: var(--bg)
}

.inner {
  width: 100%;
  max-width: 1480px;
  padding: 0 20px;
  margin: 0 auto
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  width: 100%;
  /* background: rgba(34, 34, 34, .85); */
  backdrop-filter: blur(8px);
  transition: 0.3s;
}

.site-header .inner {
  height: 80px;
  display: flex;
  align-items: center
}

.logo {
  flex: 0 0 auto;
}

.logo a,
.logo img {
  display: block;
  width: 100%;
  transition: 0.3s;
}

.gnb {
  margin-left: auto
}

.gnb ul {
  display: flex;
  align-items: center;
  gap: 48px
}

.gnb a {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 40px;
  font-size: 20px;
  font-weight: 600;
  color: #fff;
  transition: 0.3s;
}

.gnb a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 1px;
  width: 100%;
  height: 2px;
  background: #fff;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .25s ease;
}

/* .gnb a:hover{color: var(--accent);} */

.gnb a:hover::after,
.gnb a:focus-visible::after {
  transform: scaleX(1);
  /* background: var(--accent); */
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 140px;
  height: 48px;
  margin-left: 64px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 20px;
  font-weight: 600
}

.site-header.on{background-color: #fff;}
.site-header.on .logo img{content: url(../img/triple_logo-on.png);}
.site-header.on .gnb a{color: #111;}
.site-header.on .gnb a::after{background-color: #111;}

.menu-toggle,
.mobile-nav {
  display: none
}
#section01.section-hero{padding-top: 150px;padding-bottom: 0; min-height: 100svh; background-image: url(../img/section01_bg.png); background-repeat: no-repeat; background-size: cover;display: flex;align-items: center;}

.section{padding-top: 160px;}

.section-hero {
  padding-top: 160px;
  padding-bottom: 92px
}

.hero-copy {
  width: 100%
}

.hero-subtitle {
  font-size: 56px;
  /* line-height: 1.1; */
  /* letter-spacing: -.04em; */
  font-weight: 100;
  color: #fff;
}

.hero-title-row {
  display: flex;
  align-items: flex-end;
  gap: 48px;
  margin-top: 12px
}

.hero-title {
  flex: 1;
  min-width: 0;
  line-height: 1;
}

.hero-title span {
  display: block;
  font-size: 96px;
  line-height: 1.1;
  letter-spacing: -1.92px;
  font-weight: 600;
}

.hero-event {
  line-height: 1.9;
  /* font-weight: 600; */
  /* padding-left: 48px; */
  /* border-left: 1px solid #d9d9d9; */

}

.hero-event p {
  font-size: 27px;
  /* line-height: 1.5; */
  font-weight: 600;
  word-break: keep-all
}



.hero-bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  /* gap: 32px; */
  margin-top: 104px
}

.hero-date {
  display: inline-flex;
  align-items: flex-start;
  /* gap: 8px; */
  font-size: 56px;
  line-height: 1;
  /* letter-spacing: -.04em; */
  font-weight: 700;
}

.hero-date span {
  /* margin-top: 5px; */
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;

}

.hero-time {
  /* margin-top: 8px; */
  font-size: 50px;
  /* line-height: 1.02; */
  letter-spacing: -.04em;
  font-weight: 800
}

.hero-place {
  margin-top: 12px;
  font-size: 20px;
  /* line-height: 1.45; */
  font-weight: 600;
  color: #ccc;
}

.hero-btn {
  transition: 0.3s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 240px;
  height: 64px;
  border: 2px solid #fff;
  border-radius: 999px;
  color: #fff;
  font-size: 24px;
  font-weight: 600;
  flex-shrink: 0;
}

.section-head {
  margin-bottom: 48px
}

.section-head--center {
  text-align: center;
  position: relative;
  z-index: 10;
}

.section-title {
  /* display: inline-block; */
  font-size: 56px;
  line-height: 1.2;
  /* letter-spacing: -.05em; */
  font-weight: 700;
}

/* .section-greeting {
  padding: 18px 0 92px
} */

.greeting+.greeting {
  margin-top: 72px
}

.greeting {
  display: flex;
  align-items: center;
  gap: 80px;
  /* gap: 36px; */
}

.greeting--first__left{display: flex;width: 700px;height: 400px;min-width: 700px;position: relative;align-items: center;}
.greeting--first__left .greeting-photo{right: 0;top: 0;}

.greeting--second {
  grid-template-columns: 1fr 320px 320px
}

.greeting--second__right{display: flex;width: 750px;height: 400px;min-width: 750px;position: relative;align-items: center;justify-content: end;}
.greeting--second__right .greeting-photo{left: 0;top: 0;}

.greeting-name{z-index: 10;position: relative;}

.greeting-name strong {
  display: block;
  font-size: 96px;
  line-height: 1.2;
  letter-spacing: -.04em;
  font-weight: 700;
  text-shadow: 8px 0 20px rgba(0, 0, 0, 0.60);
}

.greeting.greeting--first .greeting-name strong{text-align: right;}

.greeting-name p {
  margin-top: 12px;
  font-size: 20px;
  line-height: 1.2;
  font-weight: 600;
  word-break: keep-all;
}
.greeting-name p b{font-size: 24px;}

.greeting-name--right {
  text-align: left
}

.greeting-photo {
  width: 400px;
  height: 400px;
  border-radius: 50%;
  overflow: hidden;
  background: linear-gradient(135deg, #4b4e56 0%, #31353c 45%, #282b30 100%);
  position: absolute;
}

.greeting-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover
}

.greeting-text {
  font-size: 20px;
  line-height: 1.5;
  letter-spacing: -.035em;
  font-weight: 600;
  word-break: keep-all;
  color: #ccc;
}

.section-program {
  padding-top: 160px;
}

.section-program .inner{max-width: 1240px;position: relative;}
.section-program .inner::before{content: "";position: absolute;right: 230px;top: 250px;width: 0;height: 0;box-shadow: 0 0 1000px 300px rgba(117, 0, 19, 0.5);}
.section-program .inner::after{content: "";position: absolute;left: 0px;top: 60%;width: 0;height: 0;box-shadow: 0 0 1000px 200px rgba(117, 0, 19, 0.5);}

.program-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid #fff;
  position: relative;
  z-index: 10;
}

.program-item {
  display: flex;
  align-items: center;
  min-height: 64px;
  padding: 12px 0;
  border-radius: 8px;
  background: var(--panel);
  color: var(--panel-text);
  justify-content: center;
}

.program-time {
  flex: 0 0 240px;
  font-size: 24px;
  /* line-height: 1.25; */
  letter-spacing: -.03em;
  font-weight: 700;
  color: var(--accent);
  text-align: center;
}

.program-desc {
  position: relative;
  flex: 1;
  padding-left: 24px;
  font-size: 20px;
  /* line-height: 1.42; */
  letter-spacing: -.03em;
  font-weight: 600;
  word-break: keep-all
}

.program-desc::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 1px;
  height: calc(100% - 8px);
  background: rgba(0, 0, 0, .35)
}

.program-item--session {
  background-color: #750013;
  color: #fff;
  text-align: center
}

.program-session {
  font-size: 20px;
  /* line-height: 1.42; */
  letter-spacing: -.03em;
  font-weight: 700
}

.program-item--break {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, .96);
  color: #fff
}

.program-item--break .program-time,
.program-item--break .program-desc {
  color: #fff
}

.program-item--break .program-desc::before {
  background: rgba(255, 255, 255, .58)
}

.section-speakers {
  padding-top: 160px;
  position: relative;
}

.section-speakers::before{content: "";position: absolute;right: -50px;top: 50%;width: 0;height: 0;box-shadow: 0 0 1000px 200px rgba(117, 0, 19, 0.5);}

.section-speakers .section-head{padding-bottom: 80px;}
.section-speakers .inner{position: relative;z-index: 10;}
.speaker-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 48px 20px;
  justify-content:space-between;
}

.speaker-card {
  text-align: center
}

.speaker-photo {
  width: 250px;
  height: 250px;
  margin: 0 auto;
  border-radius: 50%;
  overflow: hidden;
  background: linear-gradient(135deg, #4b4e56 0%, #31353c 45%, #282b30 100%)
}

.speaker-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover
}

.speaker-name {
  margin-top: 20px;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -.04em
}
.speaker-name strong{font-size: 32px;font-weight: 600;margin-left: 8px;}

.section-location {
  padding-top: 160px;
  position: relative;
}
.section-location::before{content: "";position: absolute;left: 50px;top: 30%;width: 0;height: 0;box-shadow: 0 0 1000px 300px rgba(117, 0, 19, 0.5);}
.section-location .inner{position: relative;z-index: 10;}

.location-layout {
  display: grid;
  grid-template-columns: 1fr 800px;
  gap: 54px;
  align-items: center
}

.location-layout .section-head{margin-bottom: 56px;}

.location-block+.location-block {
  margin-top: 56px
}

.location-block{display: flex; gap: ;}

.location-block strong {
  width: 115px;
  min-width: 115px;
  display: block;
  font-size: 24px;
  /* line-height: 1.2; */
  letter-spacing: -.04em;
  font-weight: 600
}

.location-block p {
  font-size: 18px;
  /* line-height: 1.5; */
  letter-spacing: -.03em;
  font-weight: 600;
  word-break: keep-all;
  color: #ccc;
}

.transport-item+.transport-item {
  margin-top: 18px
}

.transport-item {
  display: flex;
  align-items: flex-start;
  gap: 16px
}

.transport-label {
  flex: 0 0 82px;
  font-size: 20px;
  font-weight: 600;
  display: flex;gap: 5px;align-items: center;
  width: 88px;
  min-width: 88px;
}

.transport-label__icon-box{width: 32px;height: 32px;border: 1px solid #fff;border-radius: 100%;display: flex;align-items: center;justify-content: center;}

.transport-content {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap
}

.transport-content--bus {
  gap: 8px
}

.transport-text {
  font-size: 20px;
  font-weight: 600;
  color: #ccc;
}

.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 53px;
  height: 28px;
  font-size: 15px;
  font-weight: 500;
  color: #fff
}

.tag--subway {
  width: 28px;
  min-width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #c46c16
}

.tag--blue {
  background: #3157b6
}

.tag--green {
  background: #53b54d
}

.location-map {
  border-radius: 24px;
  overflow: hidden;
  height: 530px;
}
.location-map > div{width: 100% !important;height: 100% !important;}
.location-map .wrap_map{height: 100% !important;}

.location-map img {
  width: 100%
}

.section-contact {
  padding: 75px 0 160px
}

.contact-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  min-height: 120px;
  border: 2px solid rgba(255, 255, 255, .96);
  border-radius: 16px;
  text-align: center
}

.contact-box strong {
  font-size: 40px;
  /* line-height: 1; */
  letter-spacing: -.05em;
  font-weight: 800
}

.contact-box a {
  font-size: 24px;
  /* line-height: 1.4; */
  letter-spacing: -.04em;
  font-weight: 700;
  color: #fff
}

.site-footer {
  background: #fff;
  color: #666
}

.footer-brand {
  display: flex;
  align-items: center;
  min-height: 96px;
  border-top: 1px solid rgba(0, 0, 0, .12);
  border-bottom: 1px solid rgba(0, 0, 0, .12);
  padding: 18px 0
}

.footer-brand img {
  width: 100%;
  max-width: 1190px;
  margin: 0 auto
}

.footer-copy {
  padding: 20px 0 24px;
  display: flex;align-items: center;
  min-height: 80px;
}

.footer-copy p {
  text-align: center;
  font-size: 18px;
  /* line-height: 1.5; */
  font-weight: 500;
  color: #666
}

.wrap_controllers.hide{display: none;}
.brand-img_list{display: flex;gap: 20px 48px;flex-wrap: wrap;}
.brand-img_list li{display: flex;align-items: center;max-width: 120px;}
.footer-brand img{max-height: 35px;}
.brand-list{display: flex; justify-content: start;align-items: center;gap: 40px;flex-wrap: wrap;}
.brand-item{display: flex;align-items: center;gap: 40px;}
.brand-item span{font-size: 18px;font-weight: 500;color: #111;}

@media (max-width:1480px) {

  .hero-title span {
    font-size: 76px
  }

  .hero-event {
    flex-basis: 280px;
    padding-left: 30px
  }

  .hero-event p {
    font-size: 24px
  }

  .greeting--first {
    grid-template-columns: 270px 280px 1fr
  }

  .greeting--second {
    grid-template-columns: 1fr 280px 270px
  }

  .greeting-photo {
    width: 280px;
    height: 280px
  }
  .greeting-name strong {
    font-size: 62px
  }
  .speaker-grid{flex-wrap: wrap;}
  .greeting--first__left{width: 580px;min-width: 580px;height: 280px;}
  .greeting--second__right{width: 600px;min-width: 600px;height: 280px;}

  .location-layout{grid-template-columns: 1fr;}
}

@media (max-width:1024px) {
  :root {
    --header-h: 76px
  }

  .site-header .inner{justify-content: space-between;}
  .gnb{
    display: none
  }

  .menu-toggle {
    display: flex;
    width: 30px;
    height: 22px;
    margin-left: auto;
    flex-direction: column;
    justify-content: space-between;
    background: transparent;
    border: 0;
    padding: 0
  }

  .menu-toggle span {
    display: block;
    height: 3px;
    border-radius: 999px;
    background: #fff
  }

  .mobile-nav {
    display: block;
    position: fixed;
    top: var(--header-h);
    left: 0;
    width: 100%;
    padding: 0 20px 20px;
    background: rgba(34, 34, 34, .96);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-10px)
  }

  .site-header.is-open .mobile-nav {
    visibility: visible;
    opacity: 1;
    transform: translateY(0)
  }

  .mobile-nav ul {
    padding-top: 12px
  }

  .mobile-nav li+li {
    margin-top: 8px
  }

  .mobile-nav a {
    display: block;
    padding: 12px 0;
    font-size: 16px;
    font-weight: 700;
    color: #fff
  }

  .mobile-cta {
    margin-top: 8px;
    text-align: center;
    border-radius: 999px;
    background: var(--accent)
  }

  .section-hero {
    padding-top: 124px;
    padding-bottom: 72px
  }

  .hero-subtitle {
    font-size: 28px
  }

  .hero-title-row {
    display: block
  }

  .hero-title span {
    font-size: 54px
  }

  .hero-event {
    margin-top: 18px;
    border-left-width: 1px;
    padding-left: 0;
  }
  .hero-event br{display: none;}

  .hero-event p {
    font-size: 18px
  }

  .hero-bottom {
    display: block;
    margin-top: 40px
  }

  .hero-date {
    font-size: 40px
  }

  .hero-time {
    font-size: 36px
  }

  .hero-place {
    font-size: 16px
  }

  .hero-btn {
    margin-top: 28px;
    min-width: 160px;
    height: 52px;
    font-size: 18px
  }

  .section-title {
    font-size: 40px
  }
  .greeting{gap: 20px;}
  .greeting--first{flex-direction: column;align-items: end;}
  .greeting--first__left{justify-content: start;text-align: left;}
  .greeting--second{flex-direction: column-reverse;align-items: start;}

  .greeting-photo {
    width: 260px;
    height: 260px
  }

  .greeting-name strong {
    font-size: 48px
  }

  .greeting-text {
    font-size: 16px
  }



  .speaker-grid {
    grid-template-columns: repeat(2, 1fr)
  }

  .location-layout {
    grid-template-columns: 1fr
  }

  .contact-box {
    flex-direction: column;
    gap: 12px;
    padding: 20px
  }
}

@media (max-width:720px) {
  .mo-show{display: block !important;}
  .mo-none{display: none !important;}
  .logo {
    width: 160px
  }
  .site-header .inner{height: 70px;}
  .header-cta{width: 88px;height: 32px;min-width: auto;font-size: 16px;margin-left: 0;}

  #section01.section-hero{padding-top: 70px;background-image: url(../img/section01_bg-mo.png);}
  .hero-copy{display: flex;flex-direction: column;}
  .hero-title-row{order: 1;position: relative;}
  .hero-subtitle{order: 2;margin-top: 8px;font-size: 20px;text-align: center;}
  .hero-bottom{order: 3;margin-top: 130px;}
  .hero-title{text-align: center;line-height: 1.5;}
  .hero-title span{font-size: 24px;line-height: 1.5;letter-spacing: 0px;}


  .hero-event{position: absolute;bottom: -130px;text-align: center;width: 100%;margin-top: 0;line-height: 1.3;font-size: 20px;}
  .hero-event::after{content: "";position: absolute;top: -21px;width: 80px;border-top: 1px solid #d9d9d9;left: 50%;transform: translateX(-50%);}
  .hero-event br{display: block;}
  .hero-event p{font-size: 20px;}
  .hero-info{display: flex;flex-wrap: wrap;align-items: center;justify-content: center;gap: 4px 12px;}
  .program-session{font-size: 16px;}

  .hero-date {
    font-size: 20px;
    font-weight: 600;
  }

  .hero-date span {
    font-size: 14px;
    font-weight: 400;
  }

  .hero-time {
    font-size: 20px
  }

  .hero-place {
    margin-top: 0;
    font-size: 14px;
    color: #ccc;
  }
  .hero-btn{width: 240px;height: 48px;margin: 0 auto;display: block;text-align: center;align-content: center;margin-top: 20px;}

  .section-title {
    font-size: 24px;
    text-decoration-thickness: 2px;
    text-underline-offset: 5px
  }

  .section-greeting,
  .section-program,
  .section-speakers,
  .section-location,
  .section-contact {
    padding-top: 80px;
    padding-bottom: 0
  }

  .section-head {
    margin-bottom: 24px
  }
  .greeting{align-items: center;gap: 16px;position: relative;z-index: 10;}
  .greeting+.greeting {
    margin-top: 52px
  }

  .greeting-photo {
    width: 160px;
    height: 160px
  }
  .greeting--first__left{width: auto;min-width: auto;justify-content: end;padding-right: 150px;height: 160px;}

  .greeting-name strong {
    font-size: 32px
  }
  .greeting--second__right{width: auto;min-width: auto;padding-left: 150px;height: 160px;}
  .greeting-name p{font-weight: 400;text-align: left;}
  .greeting-name p b{font-size: 20px;font-weight: 600;}
  .greeting-text{font-size: 16px;}
  .greeting-name p,
  .program-desc,
  .location-block p,
  .transport-label,
  .transport-text,
  .contact-box a {
    font-size: 14px
  }
  .program-item--session{padding: 12px 10px !important;}
  .section-program .section-head{margin-bottom: 20px;}
  .program-list{margin-top: 20px;padding-top: 20px;}
  .program-item {
    padding: 12px 20px;
    flex-direction: column;
    gap: 17px;
  }

  .program-time {
    font-size: 20px;
    flex: none;
    width: 100%;
    text-align: left;
  }
  .program-desc{padding: 0;width: 100%;font-size: 20px;}
  .program-desc::before{left: 0;top: -9px;width: 100%;height: 1px;}
  .speaker-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    align-items: start;
  }
  .section-speakers .section-head{padding-bottom: 0;}
  .speaker-card{width: 100%;display: flex;gap: 32px;align-items: center;}
  .speaker-photo {
    width: 80px;
    height: 80px;
    margin: 0;
  }

  .speaker-name {
    margin: 0;
    font-size: 16px
  }
  .speaker-name strong{font-size: 18px;}

  .location-block strong {
    font-size: 20px
  }

  .tag {
    min-width: 48px;
    height: 28px;
    font-size: 16px
  }

  .tag--subway {
    width: 28px;
    min-width: 28px;
    height: 28px;
    font-size: 16px;
  }

  .contact-box strong {
    font-size: 20px
  }

  .footer-copy p {
    font-size: 14px;
    font-weight: 400;
  }
  .location-layout{gap: 20px;}
  .location-layout .section-head{margin-bottom: 40px;}
  .location-block{flex-direction: column;gap: 12px;}
  .location-block+.location-block{margin-top: 20px;}
  .transport-label{font-size: 20px;}
  .transport-item{gap: 12px;}
  .transport-text{font-size: 18px;}
  .location-map{border-radius: 12px;height: 240px;}

  .section-contact{padding-top: 20px;padding-bottom: 48px;}
  .contact-box{min-height: 73px;border-radius: 12px;gap: 4px;padding: 12px 10px;}
  

  .footer-brand{padding: 24px 0;}
  .brand-list{gap: 20px;justify-content: start;}
  .brand-item{flex-direction: column;gap: 8px;align-items: start;}
  .brand-item span{font-size: 14px;}
  .brand-img_list{flex-wrap: wrap;gap: 16px 20px;}
  .brand-img_list li{width: 98px;max-width: none;}
  
  .section-program .inner::before{right: -170px;top: 0;}
  .section-program .inner::after{display: none;}
  .section-speakers::before{right: -130px;top: 0;}
  .section-location::before{box-shadow: 0 0 150px 100px rgba(117, 0, 19, 0.5);left: 50px;top: 35%;}
}


@media screen and (min-width:1024px) {
  .hero-btn:hover{background-color: var(--accent);color: #fff;}
}