#online_exhibition {
  overflow: hidden;
  width: 100%;
  height: 100%;
}

.wheel-mask {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  background: rgba(0,0,0,0); /* 투명하지만 존재함 */
  
  /* 중앙의 가로 20%, 세로 20% 영역만 클릭이 통과하도록 마스킹 */
  /* 이 영역 밖은 휠을 잡아내고, 이 안쪽은 비디오를 직접 클릭하게 됩니다. */
  clip-path: polygon(
    0% 0%, 0% calc(100% - 30px), 100% calc(100% - 30px), 100% 0%, 0% 0%,          /* 전체 테두리 */
    40% 40%, 60% 40%, 60% 60%, 40% 60%, 40% 40%        /* 중앙 구멍 (좌표값 조절 가능) */
  );
  pointer-events: auto; 
}

.wheel-mask-yt {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  background: rgba(0,0,0,0); /* 투명하지만 존재함 */
  
  /* 중앙의 가로 20%, 세로 20% 영역만 클릭이 통과하도록 마스킹 */
  /* 이 영역 밖은 휠을 잡아내고, 이 안쪽은 비디오를 직접 클릭하게 됩니다. */
  clip-path: polygon(
    0% 0%, 0% 84%, 100% 84%, 100% 0%, 0% 0%,          /* 전체 테두리 */
    40% 40%, 60% 40%, 60% 60%, 40% 60%, 40% 40%        /* 중앙 구멍 (좌표값 조절 가능) */
  );
  pointer-events: auto; 
}

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

.content_wrapper {
  display: flex;
  flex-direction: row;
}

.swiper-slide {
  display: flex;
  flex-direction: column;
  position: relative;
  width: 100vw !important;
  height: 100vh !important;
  overflow: scroll;
  box-sizing: border-box;
  background-color: #fff;
}

.swiper-slide .exhibition_img img {
  max-width: 100%;
}

.swiper-slide .exhibition_explain {
  padding: 20px 15px;
  font-size: 14px;
  box-sizing: border-box;
}

.swiper-slide .exhibition_explain p {
  white-space: pre-wrap;
}

/* type_01 */
.exhibition_wrap.type_01 {
  display: flex;
  justify-content: center;
  flex-direction: column;
  flex-shrink: 0;
  padding: 24px 32px;
  background-image: var(--bg-img-url);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  background-color: var(--bg-color, rgb(63, 0, 153));
}

.exhibition_wrap.type_01 h1 {
  color: #fff;
  font-family: Pretendard;
  font-size: 50px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
}

.exhibition_wrap.type_01 h1 + p {
  margin-top: 25px;
}

.exhibition_wrap.type_01 p {
  color: #fff;
  font-family: Pretendard;
  font-size: 25px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
  white-space: pre-wrap;
  word-break: keep-all;
}

.exhibition_wrap.type_01 p + p {
  margin-top: 25px;
}
/* END type_01 */

/* type_B1 */
.swiper-slide.type_B1 {
  display: flex;
  justify-content: center;
  flex-direction: column;
  gap: 50px;
  padding: 24px 32px;
  background-image: var(--bg-img-url);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
}

.swiper-slide.type_B1 h1 {
  color: #fff;
  font-family: Pretendard;
  font-size: 50px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
}

.swiper-slide.type_B1 p {
  color: #fff;
  font-family: Pretendard;
  font-size: 25px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
  white-space: pre-wrap;
  word-break: keep-all;
}
/* END type_B1 */

/* type_B2 */
.swiper-slide.type_B2 {
  background-image: var(--bg-img-url);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
}

.swiper-slide.type_B2 ul {
  display: flex;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  list-style: none;
}

.swiper-slide.type_B2 li {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  padding: 35px 10px;
  flex-grow: 1;
  border-bottom: solid 1px var(--color, #fff);
}

.swiper-slide.type_B2 li a {
  color: var(--color, #fff);
  font-family: Pretendard;
  font-size: 25px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
  text-align: right;
  display: block;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='48' viewBox='0 0 48 48'%3E%3Cpath d='M30.57 35.695l-3.164-3.125 8.437-8.438H16v-4.61h19.843l-8.437-8.407 3.164-3.125 13.867 13.828-13.867 13.877z' fill='white'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right center;
  padding-right: 48px;
}
/* END type_B2 */

/* type_B3 */
.swiper-slide.type_B3 {
  display: grid;
  grid-template-rows: 70% minmax(180px, 40%);
}

.swiper-slide.type_B3 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.swiper-slide.type_B3 .video_box_container {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #000;
  overflow: hidden;
}

.swiper-slide.type_B3 .exhibition_explain {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
  padding: 20px;
}

.swiper-slide.type_B3 .exhibition_explain h3 {
  color: #000;
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
}

.swiper-slide.type_B3 .exhibition_explain p {
  color: #000;
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
  word-break: keep-all;
}
/* END type_B3 */

/* type_B4 */
.swiper-slide.type_B4 {
  display: grid;
  grid-template-rows: minmax(180px, 40%) 70%;
}

.swiper-slide.type_B4 > *:nth-child(1) {
  order: 2;
}

.swiper-slide.type_B4 > *:nth-child(2) {
  order: 1;
}

.swiper-slide.type_B4 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.swiper-slide.type_B4 .video_box_container {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #000;
  overflow: hidden;
}

.swiper-slide.type_B4 .exhibition_explain {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
  padding: 20px;
}

.swiper-slide.type_B4 .exhibition_explain h3 {
  color: #000;
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
}

.swiper-slide.type_B4 .exhibition_explain p {
  color: #000;
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
  word-break: keep-all;
}
/* END type_B4 */

/* type_B5 */
.swiper-slide.type_B5 {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 30% 70%;
}

.swiper-slide.type_B5 > *:nth-child(1) {
  order: 2;
}

.swiper-slide.type_B5 > *:nth-child(2) {
  order: 1;
}

.swiper-slide.type_B5 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.swiper-slide.type_B5 .video_box_container {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #000;
  overflow: hidden;
}

.swiper-slide.type_B5 .exhibition_explain {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
  padding: 20px;
}

.swiper-slide.type_B5 .exhibition_explain h3 {
  color: #000;
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
}

.swiper-slide.type_B5 .exhibition_explain p {
  color: #000;
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
  word-break: keep-all;
}
/* END type_B5 */

/* type_B6 */
.swiper-slide.type_B6 {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 70% 30%;
}

.swiper-slide.type_B6 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.swiper-slide.type_B6 .video_box_container {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #000;
  overflow: hidden;
}

.swiper-slide.type_B6 .exhibition_explain {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
  padding: 20px;
}

.swiper-slide.type_B6 .exhibition_explain h3 {
  color: #000;
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
}

.swiper-slide.type_B6 .exhibition_explain p {
  color: #000;
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
  word-break: keep-all;
}

.swiper-slide.type_B7 .video_box_container {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #000;
  overflow: hidden;
  height: 100%;
}
/* END type_B6 */

/* END type_B7 */
.swiper-slide.type_B7 video,
.swiper-slide.type_B7 iframe,
.swiper-slide.type_B7 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.swiper-slide.type_B7 > a {
  display: flex;
  width: 100%;
  height: 100%;
  background-image: var(--bg-link-img-url);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  justify-content: center;
  align-items: center;
}

.swiper-slide.type_B7 h3 {
  color: #000;
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
}
/* END type_B7 */

/* type_C1 */
.swiper-slide.type_C1 {
  font-family: "Pretendard Variable", "Pretendard", "Gmarket Sans", "돋움", Dotum, Helvetica, "Apple SD Gothic Neo", Sans-serif;
}

.swiper-slide.type_C1 h1 {
  padding: 37.5px 20px;
  font-size: 22.5px;
  font-weight: 700;
  line-height: 20px;
  text-align: center;
  letter-spacing: -0.04em;
  color: #1a1f27;
}

.swiper-slide.type_C1 h1:after {
  content: "";
  display: block;
  width: 15px;
  height: 3px;
  background-color: #000;
  margin: 18.75px auto 0px;
}

.swiper-slide.type_C1 .online_list {
  background: #f5f5f5;
  padding-top: 32px;
  overflow: auto;
}

.swiper-slide.type_C1 .online_list ul {
  display: grid;
  width: 95%;
  grid-template-columns: 1fr 1fr;
  max-width: 1280px;
  gap: 42px;
  padding: 8px;
  margin: 0 auto;
}

.swiper-slide.type_C1 .online_list ul li {
  padding: 30px 0 25px 0;
  background: #f5f5f5;
}

.swiper-slide.type_C1 .online_list ul li .cont {
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  margin: 0 auto;
  max-width: 1280px;
  box-sizing: border-box;
  -moz-box-sizing: border-box;
}

.swiper-slide.type_C1 .online_list ul li .cont > *:first-child {
  flex: 1;
}

.swiper-slide.type_C1 .online_list ul li .cont .img img {
  max-height: 500px;
  display: block;
  margin: auto;
  width: 100%;
}

.swiper-slide.type_C1 .online_list ul li .cont .img a:hover img {
  transform: scale(1.1);
  transition: transform 0.2s;
}

.swiper-slide.type_C1 .online_list ul li .cont .t_wrap {
  position: relative;
  top: auto;
  right: auto;
  bottom: auto;
  width: auto;
}

.swiper-slide.type_C1 .online_list ul li .cont .t_wrap .group {
  display: inline-block;
  margin-top: 16px;
  min-width: 90px;
  color: #4b4b4b;
  padding: 1px 10px 0 10px;
  background: #f0e8f5;
  font-size: 17px;
  line-height: 24px;
  text-align: center;
  box-sizing: border-box;
}

.swiper-slide.type_C1 .online_list ul li .cont .t_wrap .tit {
  margin-top: 16px;
  font-size: 16px;
  line-height: 33px;
  padding: 0 6px;
  color: #0d0d0d;
}

.swiper-slide.type_C1 .online_list ul li .cont .t_wrap .tit span {
  display: inline;
  position: relative;
  font-family: "Noto Sans KR", sans-serif;
  padding-bottom: 9px;
  word-break: keep-all;
}

.swiper-slide.type_C1 .online_list ul li .cont .t_wrap .tit span:after {
  content: "";
  display: block;
  position: absolute;
  right: -2px;
  bottom: 0;
  left: -2px;
  height: 2px;
  background: #0d0d0d;
}
/* END type_C1 */

.swiper-slide .exhibition_explain p {
  color: #0d0d0d;
  font-family: none;
  font-size: 16px;
  font-weight: 700;
}

.swiper-slide .exhibition_explain pre {
  font-family: none;
  white-space: pre-wrap;
}

.swiper-slide .video_box {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
}

.swiper-slide .video_box > iframe {
  width: 100%;
  height: 100%;
}

.swiper-slide .video_txt {
  font-size: 14px;
  color: #303030;
  line-height: 26px;
}

.swiper-button-prev, 
.swiper-button-next {
  width: 60px;
  height: 120px;
  margin-top: -60px !important;
}

.swiper-button-prev {
  left: 0 !important;
  background: url("/images/online/btn_left.png") no-repeat center center;
}

.swiper-button-next {
  right: 0 !important;
  background: url("/images/online/btn_right.png") no-repeat center center;
}

.exhibition_nav {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
}

.exhibition_nav nav {
  display: flex;
  gap: 4px;
}

.exhibition_nav span {
  display: block;
  width: 10px;
  height: 10px;
  background-color: rgb(116 116 116 / 75%);
  text-indent: -99999px;
  border-radius: 50%;
}

.bullet-tooltip {
  position: absolute;
  padding: 4px;
  background-color: #fff;
  border-radius: 4px;
  box-shadow: 4px 8px 8px hsl(0deg 0% 0% / 0.38);
  z-index: 1;
  transform: translateY(-41%);
  font-size: 80%;
  font-weight: bold;
}

.bullet-tooltip:after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  background-color: #fff;
  right: -10px;
  bottom: 50%;
  transform: rotate(45deg) translateY(78%);
  z-index: -1;
}

@media screen and (min-width: 768px) {
  .swiper-slide {
    overflow: hidden;
  }

  .swiper-slide.type_01 h1 {
    font-size: 80px;
  }

  .swiper-slide.type_01 p {
    font-size: 40px;
  }

  .swiper-slide.type_B1 {
    gap: 80px;
  }

  .swiper-slide.type_B1 h1 {
    font-size: 80px;
  }

  .swiper-slide.type_B1 p {
    font-size: 40px;
  }

  .swiper-slide.type_B2 li a {
    font-size: 40px;
  }

  .swiper-slide.type_03 .exhibition_img {
    height: 100%;
  }

  .swiper-slide.type_03 .exhibition_img img {
    width: 100%;
    height: 100%;
    object-fit: none;
  }

  .swiper-slide.type_03 .exhibition_explain {
    position: absolute;
    bottom: 24px;
    right: 67px;
    width: 422px;
    background: #fff;
    padding: 34px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    -webkit-box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    -moz-box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    z-index: 1;
  }

  .swiper-slide.type_04 .exhibition_img {
    height: 100%;
  }

  .swiper-slide.type_04 .exhibition_img img {
    width: 100%;
    height: 100%;
    object-fit: none;
  }

  .swiper-slide.type_04 .exhibition_explain {
    position: absolute;
    bottom: 24px;
    left: 67px;
    width: 398px;
    background: #fff;
    padding: 34px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    -webkit-box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    -moz-box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    z-index: 1;
  }

  .swiper-slide.type_06 .exhibition_img {
    height: 100%;
  }

  .swiper-slide.type_06 .exhibition_img img {
    width: 100%;
    height: 100%;
    object-fit: none;
  }

  .swiper-slide.type_06 .exhibition_explain {
    position: absolute;
    top: 24px;
    left: 67px;
    width: 398px;
    background: #fff;
    padding: 34px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    -webkit-box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    -moz-box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    z-index: 1;
  }

  .swiper-slide.type_B3 .exhibition_explain {
    gap: 32px;
    padding: 32px;
  }

  .swiper-slide.type_B3 .exhibition_explain h3 {
    font-size: 32px;
  }

  .swiper-slide.type_B3 .exhibition_explain p {
    font-size: 32px;
  }

  .swiper-slide.type_B4 .exhibition_explain {
    gap: 32px;
    padding: 32px;
  }

  .swiper-slide.type_B4 .exhibition_explain h3 {
    font-size: 32px;
  }

  .swiper-slide.type_B4 .exhibition_explain p {
    font-size: 32px;
  }

  .swiper-slide.type_B5 {
    grid-template-columns: 40% 60%;
    grid-template-rows: none;
  }

  .swiper-slide.type_B5 .exhibition_explain {
    justify-content: flex-start;
    gap: 32px;
    padding: 32px;
  }

  .swiper-slide.type_B5 .exhibition_explain h3 {
    font-size: 32px;
  }

  .swiper-slide.type_B5 .exhibition_explain p {
    font-size: 32px;
  }

  .swiper-slide.type_B6 {
    grid-template-columns: 60% 40%;
    grid-template-rows: none;
  }

  .swiper-slide.type_B6 .exhibition_explain {
    justify-content: flex-start;
    gap: 32px;
    padding: 32px;
  }

  .swiper-slide.type_B6 .exhibition_explain h3 {
    font-size: 32px;
  }

  .swiper-slide.type_B6 .exhibition_explain p {
    font-size: 32px;
  }

  .swiper-slide.type_B7 h3 {
    font-size: 32px;
  }

  .swiper-slide.type_C1 h1 {
    padding: 60px 20px;
    font-size: 36px;
    line-height: 32px;
  }

  .swiper-slide.type_C1 h1:after {
    width: 24px;
    margin-top: 30px;
  }

  .swiper-slide.type_C1 .online_list ul {
    grid-template-columns: 1fr 1fr 1fr;
    padding: 0;
  }

  .swiper-slide.type_C1 .online_list ul li .cont .t_wrap .tit {
    font-size: 28px;
  }
}