:root {
  --orange: #f7941d;
  --basic: #ffc700;
  --advanced: #f7941d;
  --expert: #b73700;
  --dark: #222;
  --medium: #444;
  --mild: #888;
  --border: #aaa;
  --bg: #f8f8f8;
  --mont: "Montserrat", sans-serif;
  --ibm: "IBM Plex Sans KR", sans-serif;
  --gap01: 80px;
  --gap02: 120px;
}

.hide-default {
  display: none !important;
}

.is-orange {
  color: var(--orange) !important;
}

.is-red {
  color: #ff0000 !important;
}

.is-bg {
  background-color: var(--bg);
}

.font-en {
  font-family: var(--mont);
}

.blind {
  display: block;
  width: 0;
  height: 0;
  overflow: hidden;
  text-indent: -9999px;
}

.line-anim {
  background-color: var(--border);
  height: 1px;
  width: 100%;
  position: absolute;
  left: 0;
}

.layout01 {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
}
.layout01 article {
  width: 800px;
  -webkit-box-flex: 0;
      -ms-flex: none;
          flex: none;
}

.layout02 {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
}
.layout02 article {
  width: 940px;
  -webkit-box-flex: 0;
      -ms-flex: none;
          flex: none;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 99;
  background-color: #fff;
  -webkit-transition: top 0.3s ease;
  transition: top 0.3s ease;
}
.header .inner {
  height: 80px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-transition: height 0.3s linear;
  transition: height 0.3s linear;
}
.header.top .inner {
  height: 100px;
}
.header.hide {
  top: -80px;
}
.header .line-anim {
  bottom: 0;
}

.splitting.slide-vertical .char {
  overflow: hidden;
  color: transparent;
}

.splitting.slide-vertical .word {
  line-height: 1;
  margin-top: 3px;
}

.splitting.slide-vertical .char::before,
.splitting.slide-vertical .char::after {
  visibility: visible;
  color: var(--orange);
  -webkit-transition: -webkit-transform 0.5s cubic-bezier(0.9, 0, 0.2, 1);
  transition: -webkit-transform 0.5s cubic-bezier(0.9, 0, 0.2, 1);
  transition: transform 0.5s cubic-bezier(0.9, 0, 0.2, 1);
  transition: transform 0.5s cubic-bezier(0.9, 0, 0.2, 1), -webkit-transform 0.5s cubic-bezier(0.9, 0, 0.2, 1);
}

.splitting.slide-vertical .char::before {
  color: #222;
}

.splitting.slide-vertical .char::before {
  -webkit-transform: translateY(0%);
  transform: translateY(0%);
}

.splitting.slide-vertical .char::after {
  -webkit-transform: translateY(100%);
  transform: translateY(100%);
}

.splitting.slide-vertical:hover .char::before {
  -webkit-transform: translateY(-100%);
  transform: translateY(-100%);
}

.splitting.slide-vertical:hover .char::after {
  -webkit-transform: translateY(0%);
  transform: translateY(0%);
}

.gnb {
  margin-left: auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 18px;
  height: 100%;
}
.gnb > div {
  height: 100%;
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.gnb > div:hover .gnb-depth1 {
  border-color: var(--orange);
  color: var(--orange);
}
.gnb > div:hover .char::before {
  color: var(--orange);
}

.gnb-depth1 {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  height: 36px;
  border-radius: 2em;
  border: 1px solid var(--border);
  padding: 0 24px;
  font-size: 18px;
  font-weight: 500;
  line-height: 1;
  -webkit-transition: border 0.3s ease;
  transition: border 0.3s ease;
}
.gnb-depth1:hover {
  border-color: var(--orange);
}

.header-util {
  margin-left: 144px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 30px;
  height: 100%;
}
.header-util li {
  height: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  position: relative;
}
.header-util li path,
.header-util li circle {
  -webkit-transition: stroke 0.3s ease;
  transition: stroke 0.3s ease;
}
.header-util li:hover path,
.header-util li:hover circle {
  stroke: var(--orange);
}
.header-util li:hover a > p {
  color: var(--orange);
}
.header-util a {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 5px;
}
.header-util a p {
  color: #222;
  font-size: 16px;
  font-weight: 500;
  -webkit-transition: color ease 0.3s;
  transition: color ease 0.3s;
}

.search-open {
  width: 28px;
  height: 28px;
}

.footer {
  background-color: #f5f5f5;
  padding-block: var(--gap02);
}
.footer b {
  position: relative;
  font-size: 54px;
  font-weight: 400;
  line-height: 1.4;
  display: block;
  margin-bottom: 150px;
  cursor: pointer;
}
.footer b:hover .footer-arrow svg {
  -webkit-animation: MoveRightInitial 0.2s forwards, MoveRightEnd 0.4s forwards 0.2s;
  animation: MoveRightInitial 0.2s forwards, MoveRightEnd 0.4s forwards 0.2s;
}
.footer b:hover .footer-arrow svg path {
  stroke: var(--orange);
}
.footer address {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 20px;
  font-style: normal;
}
.footer p {
  color: #666;
  font-size: 16px;
  font-weight: 400;
  line-height: 1;
}
.footer p.copy {
  color: var(--border);
}
.footer .footer-arrow {
  position: relative;
  display: inline-block;
  vertical-align: baseline;
  width: 42px;
  height: 42px;
  overflow: hidden;
}
.footer .footer-arrow svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.footer .footer-arrow svg path {
  -webkit-transition: stroke 0.3s ease;
  transition: stroke 0.3s ease;
  stroke: var(--border);
}

.is-line {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 21px;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.is-line li {
  position: relative;
  color: #666;
  font-size: 16px;
  font-weight: 400;
  line-height: 1;
}
.is-line li a {
  color: #666;
  font-size: 16px;
  font-weight: 400;
  line-height: 1;
}
.is-line li::after {
  content: "";
  width: 1px;
  height: 12px;
  background-color: #ddd;
  position: absolute;
  top: 50%;
  right: -10px;
  -webkit-transform: translateY(-50%);
          transform: translateY(-50%);
}
.is-line li:last-child::after {
  display: none;
}
.is-line li.active a {
  color: var(--dark);
  font-weight: 500;
}

.footer-util {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 20px;
  -webkit-box-align: end;
      -ms-flex-align: end;
          align-items: flex-end;
}

.footer-sns {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 24px;
}

.footer-top,
.footer-bottom {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}

.top-btn {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 3px;
  width: 50px;
  height: 50px;
  border: 1px solid var(--border);
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  color: var(--mild);
  font-family: var(--mont);
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
}

.gnb-depth2 {
  padding-block: 25px;
  text-align: center;
  position: absolute;
  left: 50%;
  bottom: 1px;
  -webkit-transform: translate(-50%, 100%);
          transform: translate(-50%, 100%);
  width: 150px;
  border: 1px solid var(--border);
  border-top: none;
  background-color: #fff;
  z-index: 2;
  display: none;
}
.gnb-depth2 a {
  display: block;
  margin-bottom: 20px;
  font-size: 16px;
  font-weight: 500;
  line-height: 1;
  -webkit-transition: color 0.3s ease;
  transition: color 0.3s ease;
}
.gnb-depth2 a:last-child {
  margin-bottom: 0;
}
.gnb-depth2 a:hover {
  color: var(--orange);
}

.common-btn {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}
.common-btn a,
.common-btn button,
.common-btn label {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 10px;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  height: 48px;
  padding: 0 30px;
  font-family: var(--mont);
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
  border: 1px solid var(--border);
  border-radius: 2em;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.common-btn a path,
.common-btn button path,
.common-btn label path {
  -webkit-transition: stroke 0.3s ease;
  transition: stroke 0.3s ease;
}
.common-btn a:hover,
.common-btn button:hover,
.common-btn label:hover {
  border-color: var(--orange);
  color: var(--orange);
}
.common-btn a:hover svg,
.common-btn button:hover svg,
.common-btn label:hover svg {
  -webkit-animation: MoveRightInitial 0.2s forwards, MoveRightEnd 0.4s forwards 0.2s;
  animation: MoveRightInitial 0.2s forwards, MoveRightEnd 0.4s forwards 0.2s;
}
.common-btn a:hover svg path,
.common-btn button:hover svg path,
.common-btn label:hover svg path {
  stroke: var(--orange);
}
.common-btn label {
  border-color: #ddd;
  color: var(--medium);
}
.common-btn label:hover {
  border-color: #ddd;
  color: var(--medium);
}
.common-btn.sub-style01 a:hover svg,
.common-btn.sub-style01 button:hover svg {
  -webkit-animation: none;
          animation: none;
}
.common-btn.sub-style02 a:hover,
.common-btn.sub-style02 button:hover {
  color: #fff;
  background-color: var(--orange);
}
.common-btn.sub-style02 a:hover svg,
.common-btn.sub-style02 button:hover svg {
  -webkit-animation: none;
          animation: none;
}
.common-btn.sub-style02 a:hover svg path,
.common-btn.sub-style02 button:hover svg path {
  stroke: #fff;
}
.common-btn.sub-style03 {
  gap: 20px;
}
.common-btn.sub-style03 a,
.common-btn.sub-style03 button {
  width: 160px;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  height: 60px;
}
.common-btn.sub-style03 a:first-child,
.common-btn.sub-style03 button:first-child {
  color: #fff;
  border-color: var(--orange);
  background-color: var(--orange);
}

.common-btn__arrow {
  width: 16px;
  height: 16px;
  overflow: hidden;
}

.lecture-arrow {
  width: 20px;
  height: 20px;
  overflow: hidden;
}
.lecture-arrow path {
  -webkit-transition: stroke 0.3s ease;
  transition: stroke 0.3s ease;
}

@-webkit-keyframes MoveRightInitial {
  to {
    -webkit-transform: translate3d(200%, -200%, 0);
    transform: translate3d(200%, -200%, 0);
  }
}
@keyframes MoveRightInitial {
  to {
    -webkit-transform: translate3d(200%, -200%, 0);
    transform: translate3d(200%, -200%, 0);
  }
}
@-webkit-keyframes MoveRightEnd {
  from {
    -webkit-transform: translate3d(-100%, 100%, 0);
    transform: translate3d(-100%, 100%, 0);
  }
  to {
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}
@keyframes MoveRightEnd {
  from {
    -webkit-transform: translate3d(-100%, 100%, 0);
    transform: translate3d(-100%, 100%, 0);
  }
  to {
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}
.common-tab {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
  gap: 15px;
}
.common-tab button,
.common-tab a {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  border-radius: 2em;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  padding-inline: 30px;
  border: 1px solid var(--border);
  font-family: var(--mont);
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
  height: 48px;
  min-width: 120px;
}
.common-tab button.active,
.common-tab a.active {
  color: #fff;
  background-color: var(--orange);
  border-color: var(--orange);
}

.lecture-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 0 40px;
}
.lecture-cards .line-anim {
  background-color: #ddd;
}
.lecture-cards li {
  padding-block: 60px;
}
.lecture-cards li:nth-child(-n+3) {
  padding-top: 0;
}
.lecture-cards li:nth-child(3n+1) {
  position: relative;
}
.lecture-cards li:nth-child(3n+1) .line-anim {
  width: 1300px;
}
.lecture-cards li a {
  overflow: hidden;
  height: 480px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}
.lecture-cards li a .thumb {
  margin-bottom: 30px;
  width: 100%;
  aspect-ratio: 1/0.63;
  position: relative;
  overflow: hidden;
}
.lecture-cards li a figure {
  overflow: hidden;
}
.lecture-cards li a figure img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  -o-object-position: top;
     object-position: top;
  -webkit-transition: -webkit-transform 1s ease;
  transition: -webkit-transform 1s ease;
  transition: transform 1s ease;
  transition: transform 1s ease, -webkit-transform 1s ease;
}
.lecture-cards li a .status {
  width: 45px;
  height: 24px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  color: #fff;
  margin-bottom: 15px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  border-radius: 2em;
}
.lecture-cards li a .status.status01 {
  background-color: var(--basic);
}
.lecture-cards li a .status.status02 {
  background-color: var(--advanced);
}
.lecture-cards li a .status.status03 {
  background-color: var(--expert);
}
.lecture-cards li a b {
  font-size: 20px;
  font-weight: 500;
  line-height: 1.4;
  max-height: 2.8em;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
}
.lecture-cards li a > p {
  color: var(--mild);
  font-size: 16px;
  font-weight: 400;
  line-height: 1;
  margin-top: 10px;
  margin-bottom: 10px;
}
.lecture-cards li:hover .thumb img {
  -webkit-transform: scale(1.1);
          transform: scale(1.1);
}
.lecture-cards li:hover .lecture-arrow svg {
  -webkit-animation: MoveRightInitial 0.2s forwards, MoveRightEnd 0.4s forwards 0.2s;
  animation: MoveRightInitial 0.2s forwards, MoveRightEnd 0.4s forwards 0.2s;
}
.lecture-cards li:hover .lecture-arrow svg path {
  stroke: var(--orange);
}
.lecture-cards.portfolio li a {
  height: auto;
}
.lecture-cards + .board-paging {
  margin-top: 40px;
}

.lecture-cards__bottom {
  margin-top: auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: end;
      -ms-flex-align: end;
          align-items: flex-end;
}
.lecture-cards__bottom p {
  font-size: 22px;
  font-weight: 600;
  line-height: 1;
  gap: 10px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.lecture-cards__bottom p del {
  font-size: 16px;
  color: #666;
  font-weight: 400;
  display: inline-block;
}
.lecture-cards__bottom p .discount {
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
}
.lecture-cards__bottom span {
  display: inline-block;
  font-size: 16px;
  font-weight: 500;
  line-height: 1;
  color: var(--orange);
  margin-bottom: 10px;
}

.search-container {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  width: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  border-bottom: 1px solid var(--border);
  background: #f5f5f5;
  display: none;
  opacity: 0;
}
.search-container .inner {
  padding-block: 120px 150px;
}
.search-container h3 {
  color: #000;
  text-align: center;
  font-family: "IBM Plex Sans KR";
  font-size: 50px;
}
.search-container form {
  margin-top: 40px;
  width: 640px;
  height: 54px;
  border-radius: 2em;
  background-color: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  margin-inline: auto;
  border: 1px solid var(--border);
  padding-inline: 30px;
}
.search-container form input {
  width: 570px;
  font-size: 16px;
}
.search-container form input::-webkit-input-placeholder {
  font-family: Montserrat;
  color: #aaa;
}
.search-container form input::-moz-placeholder {
  font-family: Montserrat;
  color: #aaa;
}
.search-container form input:-ms-input-placeholder {
  font-family: Montserrat;
  color: #aaa;
}
.search-container form input::-ms-input-placeholder {
  font-family: Montserrat;
  color: #aaa;
}
.search-container form input::placeholder {
  font-family: Montserrat;
  color: #aaa;
}

.search-close {
  position: absolute;
  top: 36px;
  right: 0;
}

.dim {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 998;
  width: 100%;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 998;
  display: none;
  opacity: 0;
}

.header-ham {
  display: none;
}

.header-side {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 100vh;
  background-color: #fff;
  padding-top: 150px;
  z-index: 90;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 40px;
  opacity: 0;
  display: none;
}

.side-depth1 {
  font-size: 30px;
  font-weight: 500;
  line-height: 1;
  padding-inline: 3.90625%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  width: 100%;
}
.side-depth1.active {
  color: var(--orange);
}
.side-depth1.active div {
  background-image: url("/assets/images/common/side_minus.svg");
}
.side-depth1 div {
  width: 24px;
  height: 24px;
  background-image: url("/assets/images/common/side_plus.svg");
  background-position: center;
  background-size: contain;
  background-repeat: no-repeat;
}

.side-depth2 {
  padding-inline: 3.90625%;
  background-color: #f5f5f5;
  padding-block: 20px;
  margin-top: 20px;
  display: none;
}
.side-depth2 a {
  display: block;
  margin-bottom: 10px;
  font-size: 24px;
  font-weight: 400;
  line-height: 1;
}
.side-depth2 a:last-child {
  margin-bottom: 0;
}

.common-tab__current {
  display: none;
}

@media all and (max-width: 1400px) {
  .main-mv__scroll {
    display: none;
  }
  .header-util {
    margin-left: 50px;
  }
  .lecture-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }
  .lecture-cards li:nth-child(-n+3) {
    padding-block: 60px;
  }
  .lecture-cards .line-anim {
    display: none;
  }
  .layout02 article {
    width: 70%;
  }
}
@media all and (max-width: 1200px) {
  .gnb {
    display: none;
  }
  .header-ham {
    display: block;
    margin-left: 30px;
    width: 28px;
    height: 28px;
    background-image: url("/assets/images/common/header_ham.svg");
    background-size: contain;
    background-repeat: no-repeat;
  }
  .header-util {
    margin-left: auto;
  }
  .header-util a {
    display: none;
  }
  .header.side-on {
    background-color: #f5f5f5;
    top: 0 !important;
  }
  .header.side-on .header-logo {
    display: none;
  }
  .header.side-on .header-util {
    margin-left: 0;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    -webkit-box-flex: 1;
        -ms-flex: 1;
            flex: 1;
  }
  .header.side-on .header-util a {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    gap: 0.69vw;
  }
  .header.side-on .header-util a svg {
    width: 5vw;
    height: 5vw;
  }
  .header.side-on .search-open {
    display: none;
  }
  .header.side-on .header-ham {
    background-image: url("/assets/images/common/header_close.svg");
  }
  .gnb-depth2 {
    padding-block: 0;
    -webkit-transform: none;
            transform: none;
    width: auto;
    position: static;
    border: none;
    background-color: transparent;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    margin-left: 4.17vw;
    gap: 1.39vw;
  }
  .gnb-depth2 a {
    margin-bottom: 0;
    font-size: 3.33vw;
    font-weight: 400;
  }
  .gnb-depth2 a:not(:first-child)::before {
    content: "";
    width: 1px;
    height: 2.5vw;
    background-color: #ddd;
    display: inline-block;
    margin-right: 1.39vw;
  }
  .header-util a p {
    font-size: 3.33vw;
    font-weight: 500;
  }
  .footer-bottom {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 60px;
  }
  .footer-util {
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
  }
  .footer b {
    margin-bottom: var(--gap01);
  }
  .layout01,
  .layout02 {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 60px;
  }
  .layout01 article,
  .layout02 article {
    width: 100%;
  }
}
@media all and (max-width: 1024px) {
  .hide-1024 {
    display: none !important;
  }
  .show-1024 {
    display: block !important;
  }
}
@media all and (max-width: 768px) {
  :root {
    --gap01: 11.11vw;
    --gap02: 16.67vw;
  }
  .hide-768 {
    display: none !important;
  }
  .show-768 {
    display: block !important;
  }
  .search-container .inner {
    padding-block: 16.67vw 20.83vw;
  }
  .search-container h3 {
    font-size: 6.94vw;
  }
  .search-container form {
    margin-top: 5.56vw;
    width: 100%;
    height: 10.28vw;
    padding-inline: 4.17vw;
  }
  .search-container form input {
    -webkit-box-flex: 1;
        -ms-flex: 1;
            flex: 1;
    width: auto;
    font-size: 3.33vw;
  }
  .search-container form button {
    width: 5vw;
    height: 5vw;
    -webkit-box-flex: 0;
        -ms-flex: none;
            flex: none;
  }
  .search-container form button svg {
    width: 100%;
    height: 100%;
  }
  .search-close {
    position: absolute;
    top: 4.17vw;
    width: 5.83vw;
    height: 5.83vw;
  }
  .search-close svg {
    width: 100%;
    height: 100%;
  }
  .common-tab {
    background-color: #f8f8f8;
    padding-block: 1.39vw;
    position: absolute;
    bottom: 4.17vw;
    left: 0;
    right: 0;
    -webkit-transform: translateY(100%);
            transform: translateY(100%);
    z-index: 90;
    display: none;
  }
  .common-tab button,
  .common-tab a {
    border-radius: 0;
    -webkit-box-pack: start;
        -ms-flex-pack: start;
            justify-content: flex-start;
    padding-inline: 4.17vw;
    border: none;
    border-bottom: 1px solid #ddd;
    font-size: 3.33vw;
    height: 10.28vw;
    width: 100%;
  }
  .common-tab button:last-child,
  .common-tab a:last-child {
    border-bottom: none;
  }
  .common-btn a,
  .common-btn button,
  .common-btn label {
    gap: 1.39vw;
    height: 10.28vw;
    padding: 0 4.17vw;
    font-size: 3.33vw;
  }
  .common-btn__arrow,
  .common-btn a svg,
  .common-btn button svg,
  .common-btn label svg {
    width: 3.33vw;
    height: 3.33vw;
  }
  .common-tab button.active,
  .common-tab a.active {
    color: var(--orange);
    background-color: transparent;
    border-color: #ddd;
  }
  .common-tab__current {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    margin-top: 8.33vw;
    width: 100%;
    height: 10.28vw;
    border-radius: 2em;
    background-color: var(--orange);
    color: #fff;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    padding-inline: 4.17vw;
    font-family: var(--mont);
  }
  .common-tab__current.active img {
    -webkit-transform: rotate(180deg);
            transform: rotate(180deg);
  }
  .common-tab__current img {
    width: 2.78vw;
  }
  .lecture-cards {
    grid-template-columns: 1fr;
  }
  .lecture-cards li a {
    height: auto;
  }
  .lecture-cards__bottom {
    margin-top: 6.25vw;
  }
  .lecture-cards li,
  .lecture-cards li:nth-child(-n+3) {
    padding-block: 0;
  }
  .lecture-cards li:not(:last-child) {
    margin-bottom: 8.33vw;
  }
  .lecture-cards li a .thumb {
    margin-bottom: 4.17vw;
  }
  .lecture-cards li a .status {
    width: 8.33vw;
    height: 4.44vw;
    margin-bottom: 2.08vw;
    font-size: 3.06vw;
  }
  .lecture-cards li a b {
    font-size: 3.89vw;
  }
  .lecture-cards li a > p {
    font-size: 3.33vw;
    margin-top: 1.39vw;
    margin-bottom: 0;
  }
  .lecture-cards__bottom p {
    font-size: 4.17vw;
  }
  .lecture-cards__bottom span {
    font-size: 3.33vw;
    margin-bottom: 1.39vw;
  }
  .lecture-arrow {
    width: 5vw;
    height: 5vw;
  }
  .lecture-arrow svg {
    width: 100%;
    height: 100%;
  }
  .footer b {
    font-size: 6.39vw;
  }
  .footer-top {
    -webkit-box-orient: vertical;
    -webkit-box-direction: reverse;
        -ms-flex-direction: column-reverse;
            flex-direction: column-reverse;
    gap: 4.17vw;
  }
  .top-btn {
    -ms-flex-item-align: end;
        align-self: flex-end;
    width: 8.33vw;
    height: 8.33vw;
    font-size: 2.78vw;
  }
  .top-btn svg {
    width: 1.94vw;
  }
  .footer {
    background-color: #f5f5f5;
    padding-block: 4.17vw var(--gap02);
  }
  #container:has(.mob-fix) ~ .footer {
    padding-block: 4.17vw 33.33vw;
  }
  .footer b img {
    width: 5.83vw;
    height: 5.83vw;
    margin-left: 1.94vw;
  }
  .is-line li a,
  .footer p,
  .is-line li {
    font-size: 3.06vw;
  }
  .is-line {
    gap: 2.92vw;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
  }
  .is-line li::after {
    content: "";
    width: 1px;
    height: 12px;
    background-color: #ddd;
    position: absolute;
    top: 50%;
    right: -1.39vw;
  }
  .footer address {
    gap: 2.78vw;
  }
  .footer-bottom {
    gap: 8.33vw;
  }
  .footer-sns {
    gap: 3.33vw;
  }
  .footer-sns a {
    display: block;
    width: 5.83vw;
    height: 5.83vw;
  }
  .footer-util {
    gap: 2.78vw;
  }
  .footer .footer-arrow {
    width: 5.83vw;
    height: 5.83vw;
    -webkit-transform: translateY(1.11vw);
            transform: translateY(1.11vw);
  }
  .lecture-cards__bottom p del {
    font-size: 3.33vw;
    margin-left: 1.39vw;
  }
  .lecture-cards__bottom p .discount {
    font-size: 3.33vw;
  }
  .layout01 {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 8.33vw;
  }
  .layout01, .layout02 {
    gap: 8.33vw;
  }
  .common-btn.sub-style03 {
    gap: 2.78vw;
  }
}
@media all and (max-width: 640px) {
  .header-side {
    padding-top: 25vw;
    gap: 8.33vw;
  }
  .side-depth1 {
    font-size: 5.83vw;
  }
  .side-depth1 div {
    -webkit-box-flex: 0;
        -ms-flex: none;
            flex: none;
    width: 5.56vw;
    height: 5.56vw;
  }
  .header-logo {
    width: 14.72vw;
  }
  .search-open {
    width: 5.83vw;
    height: 5.83vw;
    -webkit-box-flex: 0;
        -ms-flex: none;
            flex: none;
  }
  .search-open svg {
    width: 100%;
    height: 100%;
  }
  .header-util li:hover path,
  .header-util li:hover circle {
    stroke: #222;
  }
  .header-ham {
    -webkit-box-flex: 0;
        -ms-flex: none;
            flex: none;
    margin-left: 4.17vw;
    width: 5.83vw;
    height: 5.83vw;
  }
  .header.top .inner,
  .header .inner {
    height: 13.89vw;
  }
  .side-depth2 {
    padding-block: 6.94vw;
    padding-inline: 8.33vw;
    margin-top: 4.17vw;
  }
  .side-depth2 a {
    margin-bottom: 5.56vw;
    font-size: 4.17vw;
  }
}

.hidden {display:none !important}