/* ---------------------
  common
--------------------- */
.tac {
  text-align: center;
}

.f18 {
  font-size: 1.8rem;
}
@media screen and (max-width: 834px) {
  .f18 {
    font-size: 1.6rem;
  }
}

.f22 {
  font-size: 2.2rem;
}
@media screen and (max-width: 834px) {
  .f22 {
    font-size: 2rem;
  }
}

.f50 {
  font-size: 5rem;
}
@media screen and (max-width: 834px) {
  .f50 {
    font-size: 2.4rem;
  }
}

/* ---------------------
  company
--------------------- */
.company-hg {
  margin-bottom: 9rem;
  line-height: 1.2;
  color: #559f40;
}
@media screen and (max-width: 834px) {
  .company-hg {
    margin-bottom: 3rem;
  }
}
.company-hg .f50 {
  margin-top: 0.5rem;
  font-weight: 400;
}

.company-profile {
  padding: 13.4rem 0 14.5rem;
  background-color: #f6f6f6;
}
@media screen and (max-width: 834px) {
  .company-profile {
    padding: 5rem 0;
  }
}
.company-profile__list {
  padding: 2.6rem 0 2rem;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: start;
  -ms-flex-pack: start;
  justify-content: flex-start;
  -webkit-box-align: start;
  -ms-flex-align: start;
  align-items: flex-start;
  gap: 12rem;
  border-bottom: 1px solid #ccc;
}
@media screen and (max-width: 834px) {
  .company-profile__list {
    padding: 1.5rem 0 1.2rem;
    gap: 0 3rem;
  }
}
@media screen and (max-width: 450px) {
  .company-profile__list {
    -webkit-box-direction: normal;
    -webkit-box-orient: horizontal;
    -ms-flex-direction: column;
    flex-direction: column;
  }
}
.company-profile__list:first-of-type {
  padding-top: 0;
}
.company-profile__dt {
  min-width: 4em;
  font-weight: 500;
}
.company-profile__dd {
  width: calc(100% - (4em + 12rem));
}
@media screen and (max-width: 834px) {
  .company-profile__dd {
    width: calc(100% - (4em + 3rem));
  }
}
@media screen and (max-width: 450px) {
  .company-profile__dd {
    width: 100%;
  }
}

.company-history {
  padding: 13.4rem 0 15rem;
}
@media screen and (max-width: 834px) {
  .company-history {
    padding: 5rem 0;
  }
}
.company-history__item:last-of-type .company-history__dl:last-child .company-history__dd::after {
  display: none;
}
.company-history__dl {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: start;
  -ms-flex-pack: start;
  justify-content: flex-start;
  -webkit-box-align: start;
  -ms-flex-align: start;
  align-items: flex-start;
  gap: 14rem;
}
@media screen and (max-width: 834px) {
  .company-history__dl {
    gap: 5rem;
  }
}
@media screen and (max-width: 450px) {
  .company-history__dl {
    gap: 3rem;
  }
}
.company-history__dt {
  min-width: 6rem;
  color: #559f40;
  font-weight: 600;
  line-height: 1.2;
}
.company-history__dd {
  padding-bottom: 9.6rem;
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: start;
  -ms-flex-align: start;
  align-items: flex-start;
  gap: 6rem;
}
@media screen and (max-width: 834px) {
  .company-history__dd {
    padding-bottom: 6rem;
    gap: 3rem;
  }
}
@media screen and (max-width: 450px) {
  .company-history__dd {
    -webkit-box-direction: normal;
    -webkit-box-orient: horizontal;
    -ms-flex-direction: column;
    flex-direction: column;
    gap: 1rem;
  }
}
.company-history__dd::before, .company-history__dd::after {
  position: absolute;
  content: "";
}
.company-history__dd::before {
  width: 2rem;
  aspect-ratio: 1/1;
  background-color: #559f40;
  top: 2px;
  left: -8rem;
  border-radius: 100vmax;
  -webkit-border-radius: 100vmax;
  z-index: 2;
}
@media screen and (max-width: 834px) {
  .company-history__dd::before {
    left: -3.6rem;
  }
}
@media screen and (max-width: 450px) {
  .company-history__dd::before {
    top: 5px;
    width: 1.5rem;
    left: -2.7rem;
  }
}
.company-history__dd::after {
  width: 2px;
  height: calc(100% - 2.3rem);
  bottom: 0;
  left: -7.1rem;
  background-color: #e6e6e6;
}
@media screen and (max-width: 834px) {
  .company-history__dd::after {
    left: -2.7rem;
  }
}
@media screen and (max-width: 450px) {
  .company-history__dd::after {
    height: calc(100% - 2.5rem);
    left: -2rem;
  }
}
.company-history__month {
  display: inline-block;
  min-width: 3.7rem;
  font-weight: 600;
  color: #559f40;
  font-size: 2.2rem;
  font-family: "Red Hat Display", sans-serif;
  line-height: 1.3;
  text-align: right;
}
@media screen and (max-width: 450px) {
  .company-history__month {
    text-align: left;
  }
}
.company-history__month small {
  font-size: 1.6rem;
  font-family: "IBM Plex Sans JP", sans-serif;
}