@import url('https://cdn.jsdelivr.net/gh/fonts-archive/Paperlogy/Paperlogy.css');
@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.min.css");
@font-face {
  font-family: 'Noto Sans KR';
  font-style: normal;
  font-weight: 100;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/notosanskr/v38/PbyxFmXiEBPT4ITbgNA5Cgms3VYcOA-vvnIzzuozeLQ.ttf) format('truetype');
}
@font-face {
  font-family: 'Noto Sans KR';
  font-style: normal;
  font-weight: 200;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/notosanskr/v38/PbyxFmXiEBPT4ITbgNA5Cgms3VYcOA-vvnIzzmoyeLQ.ttf) format('truetype');
}
@font-face {
  font-family: 'Noto Sans KR';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/notosanskr/v38/PbyxFmXiEBPT4ITbgNA5Cgms3VYcOA-vvnIzzrQyeLQ.ttf) format('truetype');
}
@font-face {
  font-family: 'Noto Sans KR';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/notosanskr/v38/PbyxFmXiEBPT4ITbgNA5Cgms3VYcOA-vvnIzzuoyeLQ.ttf) format('truetype');
}
@font-face {
  font-family: 'Noto Sans KR';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/notosanskr/v38/PbyxFmXiEBPT4ITbgNA5Cgms3VYcOA-vvnIzztgyeLQ.ttf) format('truetype');
}
@font-face {
  font-family: 'Noto Sans KR';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/notosanskr/v38/PbyxFmXiEBPT4ITbgNA5Cgms3VYcOA-vvnIzzjQ1eLQ.ttf) format('truetype');
}
@font-face {
  font-family: 'Noto Sans KR';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/notosanskr/v38/PbyxFmXiEBPT4ITbgNA5Cgms3VYcOA-vvnIzzg01eLQ.ttf) format('truetype');
}
@font-face {
  font-family: 'Noto Sans KR';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/notosanskr/v38/PbyxFmXiEBPT4ITbgNA5Cgms3VYcOA-vvnIzzmo1eLQ.ttf) format('truetype');
}
@font-face {
  font-family: 'Noto Sans KR';
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/notosanskr/v38/PbyxFmXiEBPT4ITbgNA5Cgms3VYcOA-vvnIzzkM1eLQ.ttf) format('truetype');
}
* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  word-break: keep-all;
}
img {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border: none;
  user-select: none;
}
body {
  font-family: "Pretendard Variable", sans-serif;
}
a:hover {
  text-decoration-line: none;
}
p,
h3 {
  margin: 0;
  padding: 0;
}
#special-event {
  position: relative;
}
.w1900 {
  max-width: 1900px;
  width: 100%;
  margin: 0 auto;
  position: relative;
  text-align: center;
}
.w1600 {
  max-width: 1600px;
  width: 100%;
  margin: 0 auto;
  position: relative;
  text-align: center;
}
.block-img {
  display: block;
  margin: 0 auto;
  width: 100%;
  pointer-events: none;
}
.section-1 {
  position: relative;
  font-size: 0;
  overflow: hidden;
  background-color: #201838;
}
.section-1 .headline-text {
  position: absolute;
  top: 2.7%;
  left: 0;
  right: 0;
  width: 38.6%;
  height: 7.5%;
  max-width: 733px;
  margin: 0 auto;
  background: url(../img/off.png) no-repeat;
  background-size: 100%;
  animation: flashToggle 1.5s infinite steps(1);
}
@keyframes flashToggle {
  0% {
    background-image: url('../img/off.png');
  }
  50% {
    background-image: url('../img/on.png');
  }
  100% {
    background-image: url('../img/off.png');
  }
}
.section-1 .teacher {
  position: absolute;
  max-width: 507px;
  width: 26.7%;
  bottom: 0;
  left: 0;
  right: 0;
  margin: 0 auto;
  z-index: 1002;
  opacity: 0;
  animation: teacher 0.8s forwards;
  animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
  animation-delay: 0.8s;
}
@keyframes teacher {
  0% {
    transform: translateY(30px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}
.section-1 .s1-title {
  position: absolute;
  max-width: 1300px;
  width: 68.5%;
  top: 16%;
  left: 0;
  right: 0;
  margin: 0 auto;
  z-index: 1001;
  opacity: 0;
  animation: title-1 0.7s forwards;
  animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
  animation-delay: 0.3s;
}
@keyframes title-1 {
  0% {
    transform: translateY(-20px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}
.section-1 .s1-new {
  position: absolute;
  max-width: 212px;
  width: 11.2%;
  bottom: 3%;
  left: 17%;
  z-index: 1003;
  opacity: 0;
  animation: sub 1s forwards;
  animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
  animation-delay: 1.3s;
}
.section-1 .s1-home {
  position: absolute;
  max-width: 229px;
  width: 12.1%;
  bottom: 2.5%;
  right: 27.5%;
  z-index: 1003;
  opacity: 0;
  animation: sub 1s forwards;
  animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
  animation-delay: 1.3s;
}
.section-1 .s1-fp {
  position: absolute;
  max-width: 185px;
  width: 9.8%;
  bottom: 2.5%;
  right: 16%;
  z-index: 1003;
  opacity: 0;
  animation: sub 1s forwards;
  animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
  animation-delay: 1.3s;
}
@keyframes sub {
  0% {
    transform: translateY(0px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}
.section-2 {
  position: relative;
  font-size: 0;
  overflow: hidden;
  background-color: #4A3489;
}
.section-3 {
  position: relative;
  font-size: 0;
  overflow: hidden;
  background-color: #ffffff;
  /* 팝업 커리큘럼 영상 */
  /* 팝업이 활성화되었을 때 적용할 클래스 */
}
.section-3 .video-btn {
  position: absolute;
  font-size: 0;
  top: 25.5%;
  left: 0;
  right: 0;
  width: 68.2%;
  height: 62%;
  max-width: 1295px;
  margin: 0 auto;
  cursor: pointer;
}
.section-3 .popup {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 95%;
  max-width: 1000px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
  border: 2px solid #ffffff;
  z-index: 1000;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.section-3 .popup.show {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}
.section-3 .popup .video-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  /* 16:9 비율 */
  height: 0;
}
.section-3 .popup .video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.section-3 .popup-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 999;
}
.section-4 {
  position: relative;
  font-size: 0;
  overflow: hidden;
  padding: 150px 0;
  background: linear-gradient(180deg, #4323A0 0%, #180D3A 100%);
}
.section-4 .s4-title {
  display: block;
  margin: 0 auto 60px;
  max-width: 947px;
  width: 58%;
}
.section-5 {
  position: relative;
  font-size: 0;
  overflow: hidden;
  padding: 100px 0;
  background: linear-gradient(180deg, #180D3A 0%, #4323A0 100%);
}
.section-5 .s5-title {
  display: block;
  margin: 0 auto 60px;
  max-width: 472px;
  width: 30%;
}
.section-5 .s5-bottom {
  display: block;
  margin: 0 auto 0;
  max-width: 1300px;
  width: 100%;
}
.section-5 .lecture-wrap {
  margin-bottom: 40px;
  position: relative;
}
.section-5 .lecture-wrap a {
  position: absolute;
  font-size: 0;
  top: 55.65%;
  left: 58.3%;
  width: 22.2%;
  height: 15.1%;
}
.section-5 .lecture-wrap .lecture-box {
  width: 70.5%;
  max-width: 1300px;
}
.section-6 {
  position: relative;
  font-size: 0;
  overflow: hidden;
  background: #F5F5F5;
}
.section-6 .item-wrap img {
  position: absolute;
  top: 33%;
  width: 15.6%;
  max-width: 295px;
  transform: translate3d(0, 50px, 0);
}
.section-6 .item-wrap img.item-1 {
  left: 15.8%;
}
.section-6 .item-wrap img.item-2 {
  left: 33.2%;
}
.section-6 .item-wrap img.item-3 {
  left: 50.6%;
}
.section-6 .item-wrap img.item-4 {
  left: 68%;
}
.section-7 {
  position: relative;
  font-size: 0;
  overflow: hidden;
  background: linear-gradient(180deg, #222125 0%, #4A23BA 100%);
}
.section-7 .s7-btn {
  position: absolute;
  font-size: 0;
  top: 78.8%;
  left: 64.3%;
  width: 18.1%;
  height: 9%;
}
.tab-wrap {
  border-radius: 10px;
  background: #FFF;
  overflow: hidden;
  max-width: 1300px;
  width: 70.5%;
  margin: 0 auto;
}
.tab-wrap .tab-list {
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
}
.tab-wrap .tab-btn {
  flex: 1 1 25%;
  position: relative;
  padding: 14px 10px 18px;
  text-align: center;
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: #A6A6A6;
  cursor: pointer;
  user-select: none;
  transition: background 0.2s ease;
}
.tab-wrap .tab-btn::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  border-radius: 2px;
  background: #632BFF;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.22s ease;
}
.tab-wrap .tab-btn.active {
  color: #000;
}
.tab-wrap .tab-btn.active::after {
  transform: scaleX(1);
}
.tab-wrap .tab-btn.active .top {
  color: #632BFF;
}
.tab-wrap .tab-btn .top {
  display: block;
  text-align: center;
  margin-bottom: 5px;
  font-size: 24px;
}
.tab-wrap .tab-content-wrap {
  position: relative;
}
.tab-wrap .tab-content {
  display: none;
}
.tab-wrap .tab-content.active {
  display: block;
}
.tab-wrap .tab-content img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 6px;
}
@media (max-width: 1921px) {
  .section-3 .w1900,
  .section-4 .w1900,
  .section-5 .w1900,
  .section-6 .w1900,
  .section-7 .w1900 {
    max-width: 1600px;
  }
}
@media (max-width: 992px) {
  .section-1 .block-img {
    width: 180%;
    margin-left: -40%;
  }
  .section-1 .headline-text {
    width: 70%;
    height: 7.5%;
    max-width: 733px;
    margin: 0 auto;
    background: url(../img/off.png) no-repeat;
    background-size: 100%;
    animation: flashToggle 1.5s infinite steps(1);
  }
  .section-1 .s1-title {
    width: 95%;
  }
  .section-1 .teacher {
    width: 48%;
  }
  .section-1 .s1-new {
    width: 20%;
    left: 3%;
  }
  .section-1 .s1-home {
    width: 26%;
    right: 25%;
  }
  .section-1 .s1-fp {
    width: 21%;
    right: 3%;
  }
  .section-4 {
    padding: 12% 0;
  }
  .section-4 .s4-title {
    width: 80%;
    margin: 0 auto 6%;
  }
  .tab-wrap {
    border-radius: 10px;
    background: #FFF;
    overflow: hidden;
    max-width: 1300px;
    width: 95%;
    margin: 0 auto;
  }
  .tab-wrap .tab-btn {
    font-size: 3vw;
  }
  .tab-wrap .tab-btn .top {
    font-size: 3vw;
  }
  .section-2 .block-img {
    width: 140%;
    margin-left: -20%;
  }
  .section-3 .block-img {
    width: 140%;
    margin-left: -20%;
  }
  .section-3 .video-btn {
    width: 95%;
  }
  .section-5 {
    padding: 12% 0;
  }
  .section-5 .s5-title {
    margin: 0 auto 8%;
    width: 40%;
  }
  .section-5 .s5-bottom {
    width: 120%;
    margin-left: -10%;
  }
  .section-5 .lecture-wrap {
    margin-bottom: 5%;
  }
  .section-5 .lecture-wrap a {
    left: 59.6%;
    width: 26.1%;
  }
  .section-5 .lecture-wrap .lecture-box {
    width: 95%;
  }
  .section-6 .block-img {
    width: 150%;
    margin-left: -25%;
  }
  .section-7 .block-img {
    width: 138%;
    margin-left: -19%;
  }
  .section-7 .s7-btn {
    left: 70%;
    width: 24.7%;
  }
  .section-6 .item-wrap img {
    top: 33%;
    width: 23%;
    transform: translate3d(0, 30px, 0);
  }
  .section-6 .item-wrap img.item-1 {
    left: 2%;
  }
  .section-6 .item-wrap img.item-2 {
    left: 26.2%;
  }
  .section-6 .item-wrap img.item-3 {
    left: 50.4%;
  }
  .section-6 .item-wrap img.item-4 {
    left: 74.6%;
  }
}
@media (max-width: 480px) {
  .tab-wrap .tab-btn {
    font-size: 3.6vw;
    padding: 8px 5px 12px;
  }
  .tab-wrap .tab-btn .top {
    font-size: 3.2vw;
  }
}