:root {
  --header-height-pc: 60;
  --header-height-sp: 44;
  --color-text: #393939;
  --color-azure-radiance: #0096FF;
  --color-biscay: #20386D;
  --color-white: #fff;
  --color-prussian-blue: #001F4A;
  --font-family-base: "Noto Sans JP", sans-serif;
  --font-en: "Roboto", sans-serif;
  --font-ja: "Noto Sans JP", sans-serif;
  --font-inter: "Inter", sans-serif;
  --z-index-header: 100;
  --z-float: 90;
}
.p_history .c_page_mv__content {
  position: relative;
  bottom: 2px;
}
@media screen and (min-width: 768px) {
  .p_history .c_page_mv__content {
    left: -41px;
    bottom: 2px;
  }
}
.p_history .c_page_mv__ja {
  position: relative;
}
@media screen and (min-width: 768px) {
  .p_history .c_page_mv__ja {
    left: -2px;
  }
}
.p_history__head {
  display: grid;
  justify-content: start;
  color: var(--color-biscay);
  padding-top: 40px;
  gap: 7px;
  margin-bottom: 31px;
}
@media screen and (min-width: 768px) {
  .p_history__head {
    gap: 19px;
    padding-top: 100px;
    margin-bottom: 61px;
  }
}
.p_history__head_en {
  font-weight: 700;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.75rem;
}
@media screen and (min-width: 768px) {
  .p_history__head_en {
    font-size: 2.5rem;
  }
}
.p_history__head_ja {
  font-weight: 700;
  font-size: 1.25rem;
}
.p_history__list {
  font-weight: 700;
  border-width: 1px 0;
  border-style: solid;
  border-color: #ccc;
  padding-block: 14px;
  font-size: 0.71875rem;
  line-height: 1.5652173913;
}
@media screen and (min-width: 768px) {
  .p_history__list {
    border-width: 2px 0;
    padding-block: 22px;
    font-size: 0.9375rem;
    line-height: 2.3333333333;
  }
}
.p_history__list .item {
  display: flex;
  padding-bottom: 14px;
}
@media screen and (min-width: 768px) {
  .p_history__list .item {
    padding-bottom: 16px;
  }
}
@media screen and (max-width: 767px) {
  .p_history__list .item:first-child .item_line {
    padding-top: 4px;
  }
}
.p_history__list .item:last-child {
  padding-bottom: 0;
}
.p_history__list .item:last-child .item_line::after {
  content: none;
}
.p_history__list .item_year {
  flex-shrink: 0;
  width: 91px;
}
@media screen and (min-width: 768px) {
  .p_history__list .item_year {
    width: 132px;
  }
}
.p_history__list .item_content {
  position: relative;
  padding-left: 19px;
}
@media screen and (min-width: 768px) {
  .p_history__list .item_content {
    padding-left: 58px;
  }
}
.p_history__list .item_line {
  position: absolute;
  display: flex;
  justify-content: center;
  width: 7px;
  border-radius: 50%;
  height: 100%;
  left: 0;
  padding-top: 7px;
}
@media screen and (min-width: 768px) {
  .p_history__list .item_line {
    width: 15px;
    padding-top: 10px;
  }
}
.p_history__list .item_line::before,
.p_history__list .item_line::after {
  content: "";
  position: absolute;
}
.p_history__list .item_line::before {
  aspect-ratio: 1;
  background-color: #001F4A;
  width: 100%;
  border-radius: 50%;
  z-index: 1;
}
.p_history__list .item_line::after {
  height: calc(100% + 15px);
  width: 1px;
  top: 5px;
  z-index: 0;
  background-color: #ccc;
}
@media screen and (min-width: 768px) {
  .p_history__list .item_line::after {
    height: calc(100% + 10px);
    width: 2px;
    top: 20px;
  }
}
.p_history__photo {
  width: calc(100% - 40px);
  margin-inline: auto;
  margin-top: 39px;
}
@media screen and (min-width: 768px) {
  .p_history__photo {
    width: 100%;
    margin-inline: 0;
    margin-top: 100px;
  }
}
.p_history .c_printer {
  margin-top: 40px;
}
@media screen and (min-width: 768px) {
  .p_history .c_printer {
    margin-top: 80px;
  }
}