/* 
 * File     : main.css
 * Author   : PSH (shpark7502@gmail.com)
 */
/* *********************************************** *
 * Common
 * *********************************************** */
section {
  overflow-x: hidden;
}

.section__heading {
  margin-bottom: 40px;
}
.section__heading h3 {
  font-size: 18px;
  font-weight: normal;
  color: #465a9a;
  margin-bottom: 8px;
}
.section__heading h2 {
  font-size: 34px;
  font-weight: 700;
  color: #454545;
}

/* *********************************************** *
 * Hero
 * *********************************************** */
.hero__section {
  position: relative;
  height: 640px;
  background-image: url(../images/main_hero_img.webp);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  --event-container-width: 520px;
}
.hero__section .hero__swiper,
.hero__section .swiper-slide,
.hero__section .container {
  height: 100%;
}
.hero__section .swiper-slide {
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
}
.hero__section .hero__item {
  height: 100%;
}
.hero__section .hero__caption p,
.hero__section .hero__caption h1 {
  font-weight: 900;
  color: #fff;
  text-shadow: 0 6px 16px rgba(0, 0, 0, 0.82);
}
.hero__section .hero__caption p {
  font-size: 28px;
  margin-bottom: 22px;
}
.hero__section .hero__caption h1 {
  font-size: 48px;
}
.hero__section .conference__info {
  width: 623px;
  padding: 48px 26px;
  border-radius: 10px;
  background-color: #fff;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}
.hero__section .conference__info .info__header {
  margin-bottom: 32px;
  text-align: center;
}
.hero__section .conference__info .info__header h3 {
  font-size: 20px;
  font-weight: 700;
  color: #4c4c4c;
  margin-bottom: 8px;
}
.hero__section .conference__info .info__header h2 {
  font-size: 32px;
  font-weight: 700;
  color: #000;
  margin-bottom: 6px;
}
.hero__section .conference__info .info__header p {
  font-size: 18px;
  color: #4c4c4c;
}
.hero__section .conference__info .info__table {
  display: grid;
  grid-template-columns: 135px 1fr;
  border: 1px solid #b2b9d6;
}
.hero__section .conference__info .info__table dt {
  font-size: 14px;
  font-weight: 600;
  color: #000;
  padding: 18px 15px;
  border-bottom: 1px solid #b2b9d6;
  border-right: 1px solid #b2b9d6;
  background-color: #dbe2ff;
}
.hero__section .conference__info .info__table dt span {
  display: block;
  font-size: 12px;
  font-weight: normal;
  color: #6e6e6e;
}
.hero__section .conference__info .info__table dt:last-of-type {
  border-bottom: none;
}
.hero__section .conference__info .info__table dd {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 600;
  color: #454545;
  border-bottom: 1px solid #b2b9d6;
}
.hero__section .conference__info .info__table dd:last-of-type {
  border-bottom: none;
}
.hero__section .conference__info .button__submit {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 80px;
  margin-top: 40px;
  font-size: 24px;
  font-weight: 600;
  color: #fff;
  background-color: #3153d9;
}
.hero__section .event__container {
  position: absolute;
  top: 50%;
  right: 50%;
  width: var(--event-container-width);
  aspect-ratio: 1/0.88;
  padding: 48px 24px 0;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  background-color: #fff;
  background-image: url(../images/main_event_bg.webp);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  transform: translate(calc(50% + 710px - var(--event-container-width) / 2), -50%);
  z-index: 20;
}
.hero__section .event__container h3 {
  font-size: 24px;
  font-weight: 700;
  color: #000;
  text-align: center;
  word-break: keep-all;
  line-height: 1.1875;
  height: 53px;
  margin-bottom: 20px;
}
.hero__section .event__container table {
  width: 100%;
  margin-bottom: 24px;
  border-collapse: collapse;
}
.hero__section .event__container table th,
.hero__section .event__container table td {
  padding: 12px 16px;
  border: 1px solid #b2b9d6;
  vertical-align: middle;
}
.hero__section .event__container table th {
  width: 135px;
  text-align: left;
  font-size: 14px;
  font-weight: 600;
  color: #000;
  background-color: #f7f7f7;
}
.hero__section .event__container table th span {
  display: block;
  font-size: 12px;
  font-weight: normal;
  color: #646464;
}
.hero__section .event__container table td {
  font-size: 14px;
  font-weight: 600;
  color: #454545;
  line-height: 1.2;
  word-break: keep-all;
  background-color: #fff;
}
.hero__section .event__container table td p {
  display: -webkit-box;
  max-height: 34px;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hero__section .event__container .detail__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: #fff;
  width: 164px;
  height: 52px;
  border-radius: 60px;
  background-color: #454545;
}
.hero__section .event__swiper {
  --swiper-pagination-bullet-size: 10px;
  --swiper-pagination-bullet-horizontal-gap: 8px;
  --swiper-pagination-bullet-inactive-color: #fff;
  --swiper-pagination-color: #454545;
  --swiper-pagination-bullet-inactive-opacity: 1;
}
.hero__section .event__swiper .swiper-pagination {
  position: static;
  margin-top: 20px;
  font-size: 0;
}
.hero__section .event__swiper .swiper-pagination-bullet {
  border: 1px solid var(--swiper-pagination-color);
}

/* *********************************************** *
 * Shortcut
 * *********************************************** */
.shortcut__section {
  padding-top: 20px;
  padding-bottom: 20px;
  background-color: #fff;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.15);
}
.shortcut__section .shortcut__container {
  max-width: 1210px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}
.shortcut__section .shortcut__item {
  display: flex;
  align-items: center;
  justify-content: center;
  row-gap: 10px;
  flex-direction: column;
  text-align: center;
}
.shortcut__section .shortcut__item .icon {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 70px;
}
.shortcut__section .shortcut__item .icon img {
  height: 60px;
}
.shortcut__section .shortcut__item span {
  display: block;
  font-size: 18px;
  font-weight: 700;
  color: #454545;
}

/* *********************************************** *
 * Articles
 * *********************************************** */
.articles__section {
  position: relative;
  padding-top: 132px;
  padding-bottom: 135px;
}
.articles__section .article__card {
  width: 330px;
}
.articles__section .article__card a {
  display: block;
}
.articles__section .article__card a:hover figure::before, .articles__section .article__card a:hover figure::after {
  opacity: 1;
}
.articles__section .article__card figure {
  position: relative;
  margin-bottom: 24px;
  aspect-ratio: 1/1.36;
  border: 1px solid #cdcdcd;
  border-radius: 12px;
  box-shadow: 0 10px 20px rgba(68, 88, 155, 0.15);
  overflow: hidden;
}
.articles__section .article__card figure img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
.articles__section .article__card figure::before, .articles__section .article__card figure::after {
  content: "";
  position: absolute;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.articles__section .article__card figure::before {
  inset: 0;
  background-color: rgba(25, 33, 106, 0.4);
  z-index: 1;
}
.articles__section .article__card figure::after {
  top: 50%;
  right: 32px;
  width: 46px;
  aspect-ratio: 1/0.7;
  background-image: url(../images/main_article_arrow.svg);
  background-size: 46px auto;
  background-position: center;
  background-repeat: no-repeat;
  transform: translateY(-50%);
  z-index: 2;
}
.articles__section .article__card .card__info span {
  display: block;
  font-weight: 500;
  color: #888;
}
.articles__section .article__card .card__info h5 {
  font-size: 19px;
  font-weight: 600;
  color: #4f4f4f;
  margin-bottom: 16px;
}
.articles__section .article__card .card__info h4 {
  font-size: 24px;
  font-weight: 700;
  color: #3d3d3d;
}

/* *********************************************** *
 * Event
 * *********************************************** */
.event__section {
  padding-top: 36px;
  padding-bottom: 48px;
  background-color: #f9f9f9;
}
.event__section .event__card {
  display: block;
  color: #fff;
  text-align: right;
  padding: 45px 40px 50px;
  border-radius: 16px;
  background-color: #57a4ff;
}
.event__section .event__card .icon img {
  width: 40px;
}
.event__section .event__card p {
  font-weight: 500;
}
.event__section .event__card--header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 44px;
}
.event__section .event__card--header .heading {
  line-height: 1.1;
}
.event__section .event__card--header .heading h4 {
  font-weight: 500;
  margin-bottom: 3px;
}
.event__section .event__card--header .heading h3 {
  font-size: 28px;
  font-weight: 700;
}
.event__section .event__card:nth-child(2) {
  color: #3d3d3d;
  background-color: #d8eaff;
}
.event__section .event__card:nth-child(3) {
  background-color: #0064dd;
}

/* *********************************************** *
 * Gallery
 * *********************************************** */
.gallery__section {
  padding-top: 216px;
  padding-bottom: 176px;
}
.gallery__section .arrows {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 14px;
}
.gallery__section .swiper-button-next,
.gallery__section .swiper-button-prev {
  position: static;
  width: 64px;
  height: 64px;
  color: #6591cd;
  border-radius: 50%;
  background-color: #e5f0ff;
}
.gallery__section .swiper-button-next::before,
.gallery__section .swiper-button-prev::before {
  content: "";
  width: 44px;
  height: 10px;
  background-size: 44px auto;
  background-position: center;
  background-repeat: no-repeat;
  transform: translateY(-2px);
}
.gallery__section .swiper-button-next::after,
.gallery__section .swiper-button-prev::after {
  display: none;
}
.gallery__section .swiper-button-next::before {
  background-image: url(../images/swiper_arrow_next.svg);
}
.gallery__section .swiper-button-prev::before {
  background-image: url(../images/swiper_arrow_prev.svg);
}
.gallery__section .swiper-slide {
  width: 360px;
}
.gallery__section .swiper-slide figure {
  position: relative;
  aspect-ratio: 4/3;
  border-radius: 16px;
  overflow: hidden;
}
.gallery__section .swiper-slide figure img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100% !important;
  height: 100% !important;
  -o-object-fit: cover;
     object-fit: cover;
}

/* *********************************************** *
 * Notice & Event
 * *********************************************** */
.news__section {
  padding-bottom: 180px;
}
.news__section .article__list {
  border-top: 2px solid #000;
  border-bottom: 2px solid #000;
}
.news__section .article__list article a {
  position: relative;
  display: block;
  padding: 20px 64px 20px 0;
}
.news__section .article__list article a::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 20px;
  width: 24px;
  height: 24px;
  margin-top: -16px;
  background-image: url(../images/main_news_arrow.svg);
  background-size: 12px auto;
  background-position: center;
  background-repeat: no-repeat;
}
.news__section .article__list article + article a {
  border-top: 1px solid #b6b6b6;
}
.news__section .article__list article h4 {
  font-size: 20px;
  font-weight: 700;
  color: #454545;
  line-height: 1.125;
  margin-bottom: 8px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.news__section .article__list article span {
  display: block;
  color: #b5b5b5;
}

/* *********************************************** *
 * Clients
 * *********************************************** */
.client__section {
  padding-top: 80px;
  padding-bottom: 100px;
  border-top: 1px solid #eaeaea;
  --swiper-navigation-sides-offset: -10px;
  --swiper-navigation-size: 24px;
  --swiper-navigation-color: #b0b0b0;
}
.client__section .swiper-slide {
  width: 160px;
}
.client__section .swiper-slide figure {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 60px;
}
.client__section .swiper-slide figure img {
  max-width: 150px;
  max-height: 50px;
}
.client__section .swiper-button-next,
.client__section .swiper-button-prev {
  width: 48px;
  height: 60px;
  margin-top: -30px;
  z-index: 5;
}
.client__section .swiper-button-next::before,
.client__section .swiper-button-prev::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 260%;
  z-index: -1;
}
.client__section .swiper-button-next::before {
  right: 0;
  background-image: linear-gradient(to left, #fff 38%, transparent);
}
.client__section .swiper-button-prev::before {
  left: 0;
  background-image: linear-gradient(to right, #fff 38%, transparent);
}

/* *********************************************** *
 * Media queries
 * *********************************************** */
@media (max-width: 1424px) {
  .hero__section {
    --event-container-width: 380px;
  }
  .hero__section .event__container {
    position: absolute;
    top: 50%;
    right: 20px;
    padding: 36px 24px 0;
    transform: translate(0, -50%);
  }
  .hero__section .event__container h3 {
    margin-bottom: 32px;
  }
  .hero__section .event__container table th,
  .hero__section .event__container table td {
    padding: 8px 16px;
  }
  .hero__section .event__container table th {
    width: 110px;
  }
  .hero__section .event__container .detail__button {
    width: 148px;
    height: 46px;
  }
}
@media (max-width: 1279px) {
  .articles__section .article__card {
    width: 240px;
  }
}
@media (max-width: 1023px) {
  .hero__section {
    height: 480px;
    --event-container-width: 340px;
  }
  .hero__section .hero__caption p {
    font-size: 20px;
    margin-bottom: 22px;
  }
  .hero__section .hero__caption h1 {
    font-size: 36px;
  }
  .hero__section .event__container {
    padding: 24px 24px 0;
  }
  .hero__section .event__container h3 {
    font-size: 20px;
    margin-bottom: 24px;
  }
  .hero__section .event__container table {
    margin-bottom: 24px;
  }
  .hero__section .event__container table th {
    font-size: 13px;
    font-weight: 600;
  }
  .hero__section .event__container table th span {
    font-size: 11px;
  }
  .hero__section .event__container table td {
    font-size: 13px;
  }
  .hero__section .event__container .detail__button {
    font-size: 14px;
  }
  .articles__section {
    padding-top: 100px;
    padding-bottom: 100px;
  }
  .articles__section .article__card .card__info span {
    font-size: 14px;
  }
  .articles__section .article__card .card__info h5 {
    font-size: 17px;
  }
  .articles__section .article__card .card__info h4 {
    font-size: 20px;
  }
  .event__section .event__card {
    padding: 36px 24px;
  }
  .event__section .event__card--header {
    margin-bottom: 36px;
  }
  .event__section .event__card--header .heading h4 {
    font-size: 14px;
    margin-bottom: 6px;
  }
  .event__section .event__card--header .heading h3 {
    font-size: 22px;
  }
  .event__section .event__card p {
    font-size: 14px;
    word-break: keep-all;
  }
  .gallery__section {
    padding-top: 100px;
    padding-bottom: 100px;
  }
  .gallery__section .swiper-slide {
    width: 240px;
  }
  .gallery__section .swiper-button-next,
  .gallery__section .swiper-button-prev {
    width: 48px;
    height: 48px;
  }
  .gallery__section .swiper-button-next::before,
  .gallery__section .swiper-button-prev::before {
    content: "";
    width: 32px;
    height: 7px;
    background-size: 32px auto;
  }
  .gallery__section .swiper-button-next::after,
  .gallery__section .swiper-button-prev::after {
    display: none;
  }
  .news__section {
    padding-bottom: 100px;
  }
}
@media (max-width: 767px) {
  .section__heading h3 {
    font-size: 16px;
  }
  .section__heading h2 {
    font-size: 28px;
  }
  .hero__section {
    height: 360px;
  }
  .hero__section .swiper-slide::after {
    content: "";
    position: absolute;
    inset: 0;
    background-color: #000;
    opacity: 0.35;
    z-index: -1;
  }
  .hero__section .hero__caption p,
  .hero__section .hero__caption h1 {
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.68);
  }
  .hero__section .hero__caption p {
    font-size: 18px;
    margin-bottom: 16px;
  }
  .hero__section .hero__caption h1 {
    font-size: 32px;
  }
  .hero__section .event__container {
    display: none;
  }
  .shortcut__section .shortcut__item .icon {
    height: 50px;
  }
  .shortcut__section .shortcut__item .icon img {
    height: 46px;
  }
  .shortcut__section .shortcut__item span {
    font-size: 15px;
  }
  .articles__section {
    padding-top: 80px;
    padding-bottom: 80px;
  }
  .articles__section .article__card {
    width: 200px;
  }
  .articles__section .article__card figure {
    margin-bottom: 16px;
  }
  .articles__section .article__card figure::after {
    right: 24px;
    width: 28px;
    background-size: 28px auto;
  }
  .articles__section .article__card .card__info span {
    font-size: 12px;
    min-height: 36px;
  }
  .articles__section .article__card .card__info h5 {
    font-size: 16px;
    margin-bottom: 12px;
  }
  .articles__section .article__card .card__info h4 {
    font-size: 18px;
  }
  .event__section .event__card {
    text-align: left;
  }
  .event__section .event__card--header {
    margin-bottom: 24px;
    gap: 24px;
    justify-content: flex-start;
  }
  .gallery__section {
    padding-top: 80px;
    padding-bottom: 80px;
  }
  .gallery__section .swiper-slide {
    width: 140px;
  }
  .gallery__section .arrows {
    gap: 8px;
  }
  .gallery__section .swiper-button-next,
  .gallery__section .swiper-button-prev {
    width: 36px;
    height: 36px;
  }
  .gallery__section .swiper-button-next::before,
  .gallery__section .swiper-button-prev::before {
    content: "";
    width: 24px;
    height: 5.5px;
    background-size: 24px auto;
  }
  .gallery__section .swiper-button-next::after,
  .gallery__section .swiper-button-prev::after {
    display: none;
  }
  .news__section {
    padding-bottom: 80px;
  }
  .news__section .article__list article a {
    padding: 20px 48px 20px 0;
  }
  .news__section .article__list article a::after {
    right: 12px;
    width: 20px;
    height: 20px;
    margin-top: -10px;
    background-size: 10px auto;
  }
  .news__section .article__list article h4 {
    font-size: 18px;
  }
  .news__section .article__list article span {
    font-size: 14px;
  }
  .client__section {
    padding-bottom: 80px;
    --swiper-navigation-size: 20px;
  }
  .client__section .swiper-slide {
    width: 100px;
  }
  .client__section .swiper-slide figure {
    height: 50px;
  }
  .client__section .swiper-slide figure img {
    max-width: 90px;
    max-height: 40px;
  }
  .client__section .swiper-button-next,
  .client__section .swiper-button-prev {
    width: 40px;
    height: 50px;
    margin-top: -20px;
  }
  .client__section .swiper-button-next::before,
  .client__section .swiper-button-prev::before {
    width: 220%;
  }
}
@media (max-width: 479px) {
  .articles__section .article__card {
    width: 100%;
  }
}