.t-history__wrap {
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: clamp(6.4rem, 4.486rem + 5.105vw, 12rem);
}
.t-history__wrap::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 100%;
  opacity: 0.3;
  background-image: -webkit-gradient(linear, left top, left bottom, color-stop(40%, var(--color-blue-700)), to(rgba(253, 209, 0, 0.6)));
  background-image: linear-gradient(180deg, var(--color-blue-700) 40%, rgba(253, 209, 0, 0.6) 100%);
}

.t-history {
  position: relative;
  display: -ms-grid;
  display: grid;
  -ms-grid-columns: 29% clamp(3.2rem, 2.106rem + 2.917vw, 6.4rem) 1fr;
  grid-template-columns: 29% 1fr;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
  gap: clamp(3.2rem, 2.106rem + 2.917vw, 6.4rem);
}
.t-history__sub {
  position: sticky;
  top: 0;
  padding-top: clamp(2rem, 1.316rem + 1.823vw, 4rem);
}
.t-history__body {
  padding-top: clamp(2rem, 1.316rem + 1.823vw, 4rem);
}
@media screen and (max-width: 1023px) {
  .t-history {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .t-history__sub {
    width: 100%;
    position: relative;
    padding-top: 2rem;
  }
  .t-history__body {
    width: 100%;
    padding-top: 0;
  }
}

.t-history__label {
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: clamp(1rem, 0.521rem + 1.276vw, 2.4rem);
  padding-left: clamp(2.3rem, 1.719rem + 1.55vw, 4rem);
  padding-top: clamp(1rem, 0.521rem + 1.276vw, 2.4rem);
  padding-bottom: clamp(1.2rem, 0.79rem + 1.094vw, 2.4rem);
}
.t-history__label::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: clamp(0.4rem, 0.366rem + 0.091vw, 0.5rem);
  height: 100%;
  background-image: -webkit-gradient(linear, left top, left bottom, color-stop(40%, var(--color-blue-700)), to(rgba(253, 209, 0, 0.6)));
  background-image: linear-gradient(180deg, var(--color-blue-700) 40%, rgba(253, 209, 0, 0.6) 100%);
}

.t-history-title {
  color: var(--color-blue-800);
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 1.516rem + 1.823vw, 4.2rem);
  line-height: 1.4;
  letter-spacing: 0.03em;
  display: block;
  padding-bottom: clamp(1.2rem, 0.79rem + 1.094vw, 2.4rem);
  border-bottom: 1px solid var(--color-black-100);
}
.t-history-title small {
  font-size: clamp(1.6rem, 1.19rem + 1.094vw, 2.8rem);
  letter-spacing: 0.84px;
  padding-left: 0.25em;
}
@media screen and (max-width: 1023px) {
  .t-history-title br {
    display: none;
  }
}

.t-history-era {
  font-family: var(--font-en);
  font-size: clamp(1.8rem, 1.663rem + 0.365vw, 2.2rem);
  font-weight: 400;
  line-height: 1;
  background: -webkit-gradient(linear, left top, left bottom, color-stop(20%, #2d2a51), color-stop(130%, #aa8e20));
  background: linear-gradient(180deg, #2d2a51 20%, #aa8e20 130%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  white-space: nowrap;
}
.t-history-era small {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 1.132rem + 0.182vw, 1.4rem);
}

.t-history-era__ja {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 1.463rem + 0.365vw, 1.9rem);
  line-height: 1;
  background: -webkit-gradient(linear, left top, left bottom, color-stop(20%, #2d2a51), color-stop(130%, #aa8e20));
  background: linear-gradient(180deg, #2d2a51 20%, #aa8e20 130%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  white-space: nowrap;
  opacity: 0.95;
}

.t-history-era__deco {
  position: relative;
  width: 2rem;
  height: 0.7em;
  display: inline-block;
}
.t-history-era__deco::after {
  content: "";
  position: absolute;
  display: inline-block;
  top: 50%;
  left: 50%;
  width: 1.2rem;
  height: 1px;
  background-color: rebeccapurple;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  opacity: 0.5;
}

.t-history__body {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: clamp(2.4rem, 1.853rem + 1.459vw, 4rem);
}
@media screen and (max-width: 1023px) {
  .t-history__body {
    padding-left: clamp(2.3rem, 1.719rem + 1.55vw, 4rem);
  }
}

.t-history__media {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: clamp(2rem, 1.316rem + 1.823vw, 4rem);
}

.t-history__media figure {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: clamp(0.8rem, 0.663rem + 0.365vw, 1.2rem);
}
.t-history__media figure figcaption {
  color: var(--color-black-600);
  text-align: center;
  font-size: clamp(1.2rem, 1.132rem + 0.182vw, 1.4rem);
  line-height: 1.6;
  letter-spacing: 0.14px;
}

.t-history__desc {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 1.6rem;
}