.header__wrapper {
  background-color: #fff;
}

.underMV {
  background-position: top 100px center;
  background-size: cover;
  background-repeat: no-repeat;
  background-color: #001961;
}
.underMV .inner {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  height: 475px;
  padding-top: 100px;
  padding-left: unset;
  color: #fff;
}
.underMV .under-title h1 {
  font-size: 36px;
  font-weight: 600;
  line-height: 1.2;
}
.underMV .under-title small {
  font-size: 12px;
}
.underMV .bread-list {
  position: absolute;
  bottom: 0;
  left: 0;
  padding: 15px 10px 15px 0;
}
.underMV .bread-list__inner {
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 5px 20px;
  font-size: 14px;
  font-weight: 400;
}
.underMV .bread-list__inner li a.current {
  pointer-events: none;
}

.parts__card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  width: calc(50% - 17.5px);
}
.parts__card .ttl {
  color: #002d80;
  font-size: 24px;
  font-weight: 700;
}
.parts__card .sub {
  font-size: 16px;
  font-weight: 600;
}
.parts__card .parts-button {
  max-width: unset;
  margin-top: auto;
  height: 70px;
}
.parts__card .parts-button a {
  border-radius: 35px;
  font-size: 16px;
}
.parts__card .small {
  display: block;
  text-align: center;
  font-size: 12px;
}
.parts__card-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 30px 35px;
}
.parts__card-desc {
  margin-bottom: 20px;
  font-size: 20px;
  font-weight: 600px;
}

/* qa */
.qa {
  padding: 40px 0 80px;
}
.qa__desc {
  margin-bottom: 50px;
  font-size: 18px;
  font-weight: 500;
  text-align: center;
}
.qa__card {
  position: relative;
  margin-bottom: 10px;
  padding: 25px 10px 25px 35px;
  border: solid 1px #d9dde6;
  line-height: 1.3;
}
.qa__card h3 {
  position: relative;
  padding-right: 50px;
  color: #001961;
  font-size: 22px;
  font-weight: 600;
}
.qa__card p {
  position: relative;
  display: none;
  margin-top: 20px;
  padding-left: 10px;
  padding-right: 70px;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.5;
}
.qa__card .arrow {
  position: absolute;
  top: 25px;
  display: flex;
  justify-content: center;
  align-items: center;
  right: 30px;
  width: 25px;
  height: 25px;
  padding: 10px;
  cursor: pointer;
}
.qa__card .arrow span {
  position: absolute;
  width: 25px;
  height: 1px;
  background-color: #001961;
  transition: transform 0.1s;
}
.qa__card .arrow .arrow02 {
  transform: rotate(90deg);
}
.qa__card .arrow.accordion-open .arrow02 {
  transform: rotate(0deg);
}

@media screen and (max-width: 768px) {
  .underMV {
    background-position: left 40% center;
  }
  .underMV .inner {
    height: 350px;
    padding: 20px 5px 0;
  }
  .underMV .under-title {
    padding: 0 5px;
  }
  .underMV .under-title h1 {
    font-size: 23px;
  }
  .underMV .bread-list__inner {
    padding: 0 10px;
    font-size: 10px;
  }
  .parts__card {
    width: 100%;
  }
  .parts__card .ttl {
    font-size: 18px;
  }
  .parts__card .sub {
    font-size: 14px;
  }
  .parts__card .parts-button {
    height: 50px;
  }
  .parts__card .parts-button a {
    border-radius: 25px;
    font-size: 14px;
  }
  .parts__card-wrapper {
    gap: 20px;
  }
  /* qa sp */
  .qa {
    padding: 40px 0;
  }
  .qa__desc {
    font-size: 14px;
  }
  .qa__card {
    padding: 15px 10px 15px 25px;
  }
  .qa__card h3 {
    padding-right: 50px;
    font-size: 16px;
  }
  .qa__card p {
    padding-left: 10px;
    padding-right: 50px;
    font-size: 14px;
  }
  .qa__card .arrow {
    top: 15px;
    right: 20px;
    width: 20px;
    height: 20px;
  }
  .qa__card .arrow span {
    width: 20px;
  }
}