body {
  font-family: "Noto Sans JP", sans-serif;
  background-color: #c6e1e7;
  color: #5c5957;
}
body.is-fixed {
  overflow: hidden;
}

.button {
  font-family: "Unbounded";
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 0;
  margin: 0 auto;
}
.button--border {
  margin-top: 52px;
  width: 140px;
  background-color: #fff;
  border-radius: 20px;
}
.button--border .button__text {
  color: #5c5957;
}
.button__text {
  font-size: 16px;
  color: #5c5957;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999;
}
.header__container {
  width: 100%;
  position: relative;
}
.header__menu-button {
  border: none;
  position: absolute;
  top: 24px;
  right: 24px;
  width: 30px;
  height: 36px;
  overflow: hidden;
  color: transparent;
  background: url(../img/bg_menu.png) center center no-repeat;
  background-size: 100% auto;
}
.header__menu-button.is-checked {
  background: url(../img/bg_menu-close.png) center center no-repeat;
  background-size: 100% auto;
}
.header__contents {
  background-color: #eac5be;
  display: none;
  padding: 88px 0;
}
.header__nav-item + .header__nav-item {
  margin-top: 10px;
}

.fv {
  background: linear-gradient(0, #c6e1e7, #eac5be);
  position: relative;
  top: 0;
  padding: 300px 30px;
  font-family: "Unbounded";
}
.fv__heading {
  display: none;
}
.fv__heading-main {
  display: block;
  font-size: 52px;
  font-weight: bold;
  line-height: 1;
}
.fv__heading-sub {
  margin-top: 5px;
  display: block;
  font-size: 20px;
}

.section {
  width: 100%;
  padding: 40px;
}
.section__head {
  display: flex;
  flex-direction: column;
  margin-top: 50px;
  margin-bottom: 32px;
  text-align: center;
}
.section__head-main {
  font-family: "Unbounded";
  font-size: 28px;
  font-weight: bold;
  letter-spacing: 0.05em;
}
.section__head-sub {
  font-size: 14px;
}
.section__lead-text {
  font-size: 14px;
  line-height: 1.6;
}
.section__lead-text + .section__lead-text {
  margin-top: 1em;
}
.section__contents {
  margin-top: 40px;
}

.service {
  background: linear-gradient(0, rgba(255, 255, 255, 0.4), #c6e1e7);
}
.service__item {
  background-color: #fff;
  border-radius: 20px;
  padding: 20px;
  margin-top: 40px;
}
.service__item + .service__item {
  margin-top: 20px;
}
.service__item-img {
  text-align: center;
  margin-bottom: 14px;
}
.service__item-name {
  font-size: 16px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 10px;
}
.service__item-text {
  font-size: 14px;
  line-height: 1.6;
}
.service__item-text + .service__item-text {
  margin-top: 20px;
}

.works {
  background-color: rgba(255, 255, 255, 0.4);
}
.works__item + .works__item {
  margin-top: 40px;
}
.works__item-img {
  margin-bottom: 12px;
}
.works__item-img img {
  border-radius: 20px;
  box-shadow: 0 4px 15px 0 rgba(92, 89, 87, 0.3);
}
.works__item-name {
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 6px;
}
.works__item-link {
  text-decoration: underline;
  font-size: 14px;
}

.about {
  background-color: rgba(255, 255, 255, 0.4);
}
.about__img {
  margin-bottom: 32px;
  text-align: center;
}
.about__img img {
  width: 90%;
  max-width: 400px;
  border-radius: 80px;
  box-shadow: 0 4px 15px 0 rgba(92, 89, 87, 0.3);
}
.about__text {
  font-size: 16px;
  line-height: 1.6;
}
.about__text + .about__text {
  margin-top: 1em;
}
.about__text--bold {
  font-size: 20px;
  font-weight: bold;
}

.flow {
  background-color: rgba(255, 255, 255, 0.4);
}
.flow__list {
  margin-top: 64px;
  max-width: 800px;
  margin: 10px auto;
}
.flow__item {
  background-color: #fff;
  border-radius: 20px;
  position: relative;
  padding: 40px 20px 20px;
  width: 100%;
  margin-top: 70px;
}
.flow__item + .flow__item {
  margin-top: 44px;
}
.flow__item-unit {
  position: absolute;
  top: -35px;
  left: -20px;
  width: 110px;
  padding: 12px 0;
  text-align: center;
  font-size: 16px;
  background-color: #eac5be;
  border-top-left-radius: 40px;
  border-top-right-radius: 40px;
  border-bottom-right-radius: 20px;
  border-bottom-left-radius: 40px;
}
.flow__item-num {
  font-weight: bold;
  font-family: "Unbounded";
  margin-bottom: 5px;
}
.flow__item-name {
  font-size: 14px;
}
.flow__item-text {
  padding: 0 40px;
  font-size: 14px;
  line-height: 1.6;
}

.message {
  background: linear-gradient(0, #c6e1e7, rgba(255, 255, 255, 0.4));
}
.message__img {
  margin-bottom: 32px;
}
.message__img img {
  box-shadow: 0 4px 15px 0 rgba(0, 0, 0, 0.15);
}

.footer {
  text-align: center;
  padding: 10px;
}
.footer__copy {
  font-size: 11px;
  font-family: "Noto Sans JP", sans-serif;
}

/*---------------------
// pc
----------------------*/
@media screen and (min-width: 768px) {
  .header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
  }
  .header__menu-button {
    display: none;
  }
  .header__contents {
    background-color: transparent;
    border: none;
    display: block;
    padding: 30px 70px;
  }
  .header__nav-list {
    display: flex;
    gap: 48px;
    justify-content: end;
  }
  .header__nav-item + .header__nav-item {
    margin-top: 0;
  }
  .button:hover .button__text {
    transition-duration: 0.5s;
    color: #fff;
  }
  .button--border:hover {
    transition-duration: 0.5s;
    background-color: #c6e1e7;
    border: solid 1.5px #fff;
    color: #fff;
  }
  .section__inner {
    max-width: 1200px;
    margin: 0 auto;
  }
  .section__head {
    margin-bottom: 24px;
  }
  .section__head-main {
    font-size: 60px;
  }
  .section__lead-text {
    text-align: center;
  }
  .fv__contents {
    padding-top: 24px;
    padding-left: 96px;
  }
  .fv__heading-main {
    font-size: 78px;
  }
  .fv__heading-sub {
    font-size: 30px;
  }
  .service__list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3%;
  }
  .service__item {
    margin-top: 0;
  }
  .service__item + .service__item {
    margin-top: 0;
  }
  .works__list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8%;
  }
  .works__item + .works__item {
    margin-top: 0;
  }
  .about__inner {
    display: flex;
    justify-content: center;
    flex-direction: row-reverse;
    gap: 20px;
  }
  .about__img img {
    width: 400px;
  }
  .about__text-contents {
    padding-top: 40px;
  }
}
/*---------------------
// tb
----------------------*/
@media screen and (min-width: 768px) and (max-width: 1024px) {
  .section__head-main {
    font-size: 54px;
  }
  .service__list {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px 16px;
  }
}