.column-section {
  position: relative;
  background: url("../img/column_bg.png") center/cover no-repeat;
  padding: 10rem 0;
}

.column-section__inner {
  max-width: 82.5rem;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0 5rem;
  flex-wrap: wrap;
}

.column-section__header {
  flex: 1 1 18.75rem;
  max-width: 25rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2.5rem;
}

.column-section__title {
  margin: 0;
  color: #fff;
}

.column-section__title-en {
  display: block;
  font-family: "Poiret One", sans-serif;
  font-size: 3.5rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: rgb(255 255 255 / 80%);
  white-space: nowrap;
  margin-bottom: 0.5rem;
}

.column-section__title-jp {
  display: block;
  font-family: "M PLUS 1p", sans-serif;
  font-size: 1.125rem;
  font-weight: 400;
  color: #74d6c5;
  letter-spacing: 0.1em;
  white-space: nowrap;
  position: relative;
  left: 1.25rem;
}

.column-section__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  text-decoration: none;
  background: linear-gradient(135deg, #67c0f6 0%, #54ace1 100%);
  color: #fff;
  font-family: "M PLUS 1p", sans-serif;
  font-size: 1.125rem;
  padding: 1rem 5rem;
  border-radius: 2.5rem;
  transition: background 0.2s;
  margin-top: 1.25rem;
}

.column-section__button-icon {
  width: 0.625rem;
  height: auto;
  display: inline-block;
}

.column-section__button:hover {
  background: linear-gradient(135deg, #54ace1 0%, #4398cb 100%);
}

.column-section__list {
  flex: 2 1 40rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.column-section__item {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.column-section__card {
  width: 15rem;
  height: 15rem;
  background-color: #f0f0f0;
  border-radius: 0.5rem;
  overflow: hidden;
  box-shadow: 0 0.25rem 0.5rem rgb(0 0 0 / 10%);
}

.column-section__card-image {
  width: 100%;
  height: 100%;
}

.column-section__meta {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.column-section__item-time {
  font-family: "M PLUS 1p", sans-serif;
  font-size: 1.125rem;
  font-weight: 400;
  color: #3153ad;
  white-space: nowrap;
}

.column-section__item-text {
  margin: 0;
  font-family: "M PLUS 1p", sans-serif;
  font-size: 1.125rem;
  font-weight: 500;
  color: #000;
  line-height: 1.4;
}

@media (width <= 1030px) {
  .column-section {
    padding: 5rem 0 10rem;
  }

  .column-section__title-jp {
    left: 0;
  }

  .column-section__inner {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-areas:
      "title"
      "list"
      "button";
    gap: 3rem;
    justify-items: center;
    text-align: center;
  }

  .column-section__header {
    display: contents;
  }

  .column-section__title {
    grid-area: title;
  }

  .column-section__list {
    grid-area: list;
  }

  .column-section__button {
    grid-area: button;
  }
}

@media (width <= 930px) {
  .column-section__list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (width <= 600px) {
  .column-section {
    padding: 5rem 1rem;
  }

  .column-section__title {
    justify-self: start;
    text-align: left;
  }

  .column-section__title-en {
    font-size: 3rem;
  }

  .column-section__title-jp {
    left: 0.25rem;
  }

  .column-section__inner {
    gap: 1rem;
    padding: 0;
  }

  .column-section__card {
    width: 10rem;
    height: 10rem;
  }

  .column-section__item-time {
    font-size: 0.9rem;
  }

  .column-section__item-text {
    font-size: 0.9rem;
  }

  .column-section__button {
    font-size: 0.9rem;
    padding: 1rem 4rem;
  }
}

@media (width <= 370px) {
  .column-section__list {
    grid-template-columns: repeat(1, 1fr);
  }
}

@media (width <= 430px) {
  .column-section {
    padding: 2rem 1rem 5rem;
  }
}