.archive-department {
  padding: 80px 0 96px;
}

.archive-department__list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(450px, 100%), 1fr));
  row-gap: 56px;
  column-gap: 56px;
}

.department-card--video-production {
  --_department-color: #176ef9;
  --_bg-opacity: 0.15;
}

.department-card--photography {
  --_department-color: #45ce65;
  --_bg-opacity: 0.15;
}

.department-card--general-music {
  --_department-color: #e52222;
  --_bg-opacity: 0.25;
}

.department-card--sound-art {
  --_department-color: #dc5c33;
  --_bg-opacity: 0.15;
}

.department-card--visual-sound {
  --_department-color: #755ce5;
  --_bg-opacity: 0.15;
}

.department-card--mass-media {
  --_department-color: #ffad12;
  --_bg-opacity: 0.2;
}

.department-card--performing-arts {
  --_department-color: #f25f78;
  --_bg-opacity: 0.15;
}

@media screen and (min-width: 768px) {
  .department-card {
    display: grid;
    grid-template-rows: auto 1fr;
  }
}

.department-card__header {
  --_img-scale: 1;
  --_arrow-bg: #fff;
  --_arrow-color: var(--_department-color);
  display: block;
  margin: 0 auto;
  width: calc(100% - 30px);
  position: relative;
  z-index: 2;
}
@media (any-hover: hover) {
  .department-card__header:hover {
    opacity: 1;
    --_img-scale: 1.05;
    --_arrow-bg: transparent;
    --_arrow-color: #fff;
  }
}
@media screen and (min-width: 768px) {
  .department-card__header {
    width: calc(100% - 64px);
  }
}

.department-card__visual {
  position: relative;
  aspect-ratio: 315/237;
  overflow: hidden;
}

.department-card__img {
  border-radius: 4px;
  overflow: hidden;
}
@media screen and (min-width: 768px) {
  .department-card__img {
    border-radius: 8px;
  }
}

.department-card__img img {
  height: 100%;
  object-fit: cover;
  transform: scale(var(--_img-scale));
  transition: transform 0.3s;
}
@media screen and (min-width: 768px) {
  .department-card__img img {
    border-radius: 8px;
  }
}

.department-card__en {
  font-family: "interstate", sans-serif;
  text-transform: uppercase;
  font-size: 10px;
  color: #fff;
  position: absolute;
  top: 15px;
  left: 15px;
  padding-left: 45px;
  z-index: 2;
}
@media screen and (min-width: 768px) {
  .department-card__en {
    font-size: 12px;
    top: 24px;
    left: 24px;
  }
}

.department-card__en::before {
  content: "";
  width: 7px;
  aspect-ratio: 1;
  background-color: currentColor;
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translate(0, -50%);
}

.department-card__en::after {
  content: "";
  width: 37px;
  height: 1px;
  background-color: currentColor;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translate(0, -50%);
}

.department-card__title-area {
  position: absolute;
  bottom: 15px;
  left: 15px;
  right: 15px;
  width: calc(100% - 30px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  column-gap: 12px;
  row-gap: 6px;
  align-items: center;
  z-index: 2;
}
@media screen and (min-width: 768px) {
  .department-card__title-area {
    bottom: 24px;
    left: 24px;
    right: 24px;
    width: calc(100% - 48px);
  }
}

.department-card__title {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}
@media screen and (min-width: 768px) {
  .department-card__title {
    font-size: 32px;
  }
}

.department-card__badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: #fff;
  border: 1px solid color-mix(in srgb, #fff 50%, transparent);
  border-radius: 50px;
  padding: 1px 16px;
  justify-self: start;
  background-color: color-mix(in srgb, #fff 20%, transparent);
  backdrop-filter: blur(10px);
}
@media screen and (min-width: 768px) {
  .department-card__badge {
    font-size: 16px;
  }
}

.department-card__arrow {
  width: 40px;
  aspect-ratio: 1;
  border: 1px solid #fff;
  background-color: var(--_arrow-bg);
  border-radius: 50%;
  display: grid;
  place-items: center;
  grid-row: 1/3;
  grid-column: 2/3;
  transition: background-color 0.3s;
}
@media screen and (min-width: 768px) {
  .department-card__arrow {
    width: 72px;
  }
}

.department-card__arrow svg {
  width: 21px;
  height: auto;
  stroke: var(--_arrow-color);
  transition: stroke 0.3s;
}
@media screen and (min-width: 768px) {
  .department-card__arrow svg {
    width: 36px;
  }
}

.department-card__body {
  margin-top: -120px;
  padding: 140px 30px 30px;
  background-color: var(--_department-color);
  position: relative;
  overflow: hidden;
}
@media screen and (min-width: 768px) {
  .department-card__body {
    margin-top: -208px;
    padding: 240px 32px 32px;
  }
}

.department-card__body::before {
  content: "";
  width: 100%;
  height: 414px;
  background-image: url(../img/gakka/background-sp.png);
  background-repeat: no-repeat;
  background-size: cover;
  position: absolute;
  inset: auto 0 0 0;
  mix-blend-mode: soft-light;
  opacity: var(--_bg-opacity);
}
@media screen and (min-width: 768px) {
  .department-card__body::before {
    height: 89.1089108911%;
    background-image: url(../img/gakka/background.png);
  }
}

.department-card__course-list {
  display: grid;
  row-gap: 15px;
  position: relative;
}
@media screen and (min-width: 768px) {
  .department-card__course-list {
    grid-template-columns: repeat(2, 1fr);
    column-gap: 20px;
    row-gap: 8px;
  }
}

.department-card__course-link {
  font-size: 16px;
  font-weight: 500;
  color: #fff;
  display: inline-grid;
  grid-template-columns: 7px minmax(0, 1fr);
  column-gap: 8px;
  align-items: start;
  padding-left: 2px;
  line-height: 1.5;
}
@media screen and (min-width: 768px) {
  .department-card__course-link {
    font-size: 18px;
  }
}

.department-card__course-link::before {
  content: "";
  aspect-ratio: 7/9;
  background-color: currentColor;
  mask-image: url(../img/gakka/icon_triangle.svg);
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
  margin-top: 9px;
}

.department-card__course-link > span {
  min-width: 0;
}

.department-card__course-link > span > span {
  display: inline;
  background-image: linear-gradient(90deg, currentColor, currentColor);
  background-repeat: no-repeat;
  background-position: left calc(100% - 1px);
  background-size: 0 1px;
  transition-property: background-size;
  transition-duration: 0.5s;
  padding-bottom: 1px;
}

@media (any-hover: hover) {
  .department-card__course-link:hover {
    opacity: 1;
  }
  .department-card__course-link:hover > span > span {
    background-size: 100% 1px;
  }
}