body {
  font-family: "Pretendard", "Noto Sans JP", sans-serif;
  color: #2f2f3a;
  background-color: #faf9fd;
  line-height: 1.8;
}
body.is-fixed {
  overflow: hidden;
}

.button {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: start;
      -ms-flex-pack: start;
          justify-content: flex-start;
  padding: 12px 18px;
  border-radius: 12px;
  border: 1px solid #e5e7f3;
  background-color: #fff;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  width: 100%;
  margin: 0 auto;
}
.button:hover {
  background-color: #f3f6ff;
  border-color: #cfc6ff;
  -webkit-transform: translateY(-2px);
          transform: translateY(-2px);
}
.button--bg {
  background-color: #cfc6ff;
  border: none;
}
.button--bg .button__text {
  color: #fff;
}
.button--bg .button__icon-path {
  fill: #fff;
}
.button--bg:hover {
  opacity: 0.7;
  background-color: rgb(185.5263157895, 172.5, 255);
  -webkit-transform: translateY(-2px);
          transform: translateY(-2px);
}
.button__text {
  font-size: 14px;
  color: #2f2f3a;
  letter-spacing: 0.05em;
}
.button--border {
  border: 1px solid #fff;
}
.button__icon {
  width: 20px;
  margin-right: 12px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.button__icon-path {
  fill: #cfc6ff;
}
.button__icon-path--contact {
  fill: #faf9fd;
}
.button__text {
  font-size: 15px;
  font-weight: 500;
  color: #2f2f3a;
  letter-spacing: 0.03em;
}

.header {
  background-color: rgba(250, 249, 253, 0.7);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #e5e7f3;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999;
}
.header__container {
  width: 100%;
  position: relative;
}
.header__logo {
  font-size: 18px;
  font-weight: 500;
  color: #2f2f3a;
  letter-spacing: 0.08em;
  display: inline-block;
  padding: 14px 24px;
}
.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;
  -webkit-filter: invert(15%) sepia(5%) saturate(1000%) hue-rotate(200deg) brightness(95%) contrast(90%);
          filter: invert(15%) sepia(5%) saturate(1000%) hue-rotate(200deg) brightness(95%) contrast(90%);
  opacity: 0.8;
}
.header__menu-button.is-checked {
  background: url(../img/bg_menu-close.png) center center no-repeat;
  background-size: 100% auto;
}
.header__contents {
  display: none;
  height: calc(100vh - 88px);
  border-top: 1px solid #fff;
  padding-top: 30px;
  margin: 10px;
}
.header__nav {
  padding-bottom: 80px;
}
.header__nav-item + .header__nav-item {
  margin-top: 24px;
}

.main {
  padding-top: 88px;
  -ms-flex-preferred-size: 100%;
      flex-basis: 100%;
}

.fv {
  position: relative;
  width: 100%;
  overflow: hidden;
}
.fv__img img {
  width: 100%;
  height: 60vh;
  -o-object-fit: cover;
     object-fit: cover;
}
.fv__contents {
  position: absolute;
  top: 50%;
  left: 20px;
  -webkit-transform: translateY(-50%);
          transform: translateY(-50%);
  width: auto;
  height: 209px;
  background: url(../img/sp/bg_fv.png) center center no-repeat;
  background-size: 100% auto;
  padding: 32px;
}
.fv__heading-main {
  display: block;
  font-size: 32px;
  font-weight: 300;
  color: #2f2f3a;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}
.fv__heading-sub {
  display: block;
  font-size: 14px;
  font-weight: 400;
  color: #6e6e80;
  letter-spacing: 0.1em;
  margin-top: 12px;
}

.section {
  padding: 48px 0;
}
.section__inner {
  padding: 0 32px;
}
.section__head {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  margin-bottom: 32px;
}
.section__head-main {
  font-size: 32px;
  font-weight: 300;
  color: #cfc6ff;
  font-family: "Pretendard", sans-serif;
  letter-spacing: 0.1em;
}
.section__head-sub {
  font-size: 12px;
  color: #6e6e80;
  margin-top: 4px;
  letter-spacing: 0.1em;
}
.section__lead-text {
  font-size: 16px;
  line-height: 1.6;
}
.section__contents {
  margin-top: 40px;
}

.service__item {
  background: #fff;
  padding: 24px;
  border-radius: 20px;
  border: 1px solid #e5e7f3;
  -webkit-transition: border-color 0.3s;
  transition: border-color 0.3s;
}
.service__item:hover {
  border-color: #cfc6ff;
}
.service__item + .service__item {
  margin-top: 40px;
}
.service__item-img {
  text-align: center;
  margin-bottom: 14px;
}
.service__item-name {
  font-size: 14px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 10px;
}
.service__item-text {
  font-size: 14px;
  line-height: 1.6;
}

.works {
  background-color: #f3f6ff;
}
.works__item {
  background: #fff;
  padding: 24px;
  border-radius: 20px;
  border: 1px solid #e5e7f3;
  -webkit-transition: border-color 0.3s;
  transition: border-color 0.3s;
}
.works__item:hover {
  border-color: #cfc6ff;
}
.works__item + .works__item {
  margin-top: 40px;
}
.works__item-img {
  margin-bottom: 12px;
}
.works__item-img img {
  -webkit-box-shadow: 0 4px 15px 0 rgba(0, 0, 0, 0.15);
          box-shadow: 0 4px 15px 0 rgba(0, 0, 0, 0.15);
}
.works__item-name {
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 6px;
}
.works__item-link {
  text-decoration: underline;
  font-size: 14px;
}

.about__img {
  width: 200px;
  height: 200px;
  margin: 0 auto 40px;
  background-color: #f3f6ff;
  border-radius: 50%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  overflow: hidden;
  border: 1px solid #e5e7f3;
  -webkit-box-shadow: none;
          box-shadow: none;
}
.about__img img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  -o-object-position: 50% 50%;
     object-position: 50% 50%;
}
.about__text {
  font-size: 16px;
  line-height: 1.6;
}
.about__text + .about__text {
  margin-top: 1em;
}

.flow {
  background-color: #faf9fd;
  color: #2f2f3a;
  padding: 80px 0;
  font-weight: 600;
}
.flow__list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 40px;
  padding: 0 20px;
}
.flow__item {
  position: relative;
  background-color: rgba(243, 246, 255, 0.6);
  border-radius: 16px;
  padding: 32px 24px;
  text-align: center;
  border: 1px solid #e5e7f3;
  height: auto;
  -webkit-box-shadow: 0 4px 15px rgba(207, 232, 255, 0.05);
          box-shadow: 0 4px 15px rgba(207, 232, 255, 0.05);
}
.flow__item-num {
  font-size: 14px;
  font-weight: bold;
  color: #fff;
  background-color: #cfe8ff;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  margin: 0 auto 16px;
}
.flow__item-img {
  margin-bottom: 24px;
  text-align: center;
}
.flow__item-img img {
  width: 40px;
  opacity: 0.8;
}
.flow__item-name {
  font-size: 18px;
  font-weight: 600;
  color: #2f2f3a;
  margin-bottom: 12px;
}
.flow__item-text {
  font-size: 14px;
  line-height: 1.6;
  color: #6e6e80;
  text-align: left;
}

.message__img {
  margin-bottom: 32px;
  width: 300px;
  height: 200px;
  margin: 0 auto 32px;
  background-color: #f3f6ff;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  overflow: hidden;
  border: 1px solid #e5e7f3;
}
.message__img img {
  -webkit-box-shadow: 0 4px 15px 0 rgba(0, 0, 0, 0.15);
          box-shadow: 0 4px 15px 0 rgba(0, 0, 0, 0.15);
}
.message__text {
  font-size: 16px;
  line-height: 1.6;
}

.page-bottom {
  padding: 60px 40px;
  background-color: #faf9fd;
}
.page-bottom__text {
  font-size: 14px;
  color: #6e6e80;
  margin-bottom: 40px;
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  background-color: #fff;
  padding: 40px 30px;
  border-radius: 20px;
  border: 1px solid #e5e7f3;
}
.contact-form__item {
  margin-bottom: 24px;
}
.contact-form__label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: #2f2f3a;
}
.contact-form__input, .contact-form__textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #e5e7f3;
  border-radius: 10px;
  background-color: #f3f6ff;
  font-size: 16px;
  outline: none;
  -webkit-transition: border-color 0.3s;
  transition: border-color 0.3s;
}
.contact-form__input:focus, .contact-form__textarea:focus {
  border-color: #cfe8ff;
}
.contact-form__input__button, .contact-form__textarea__button {
  -webkit-box-shadow: 0 4px 0 rgb(164.0526315789, 147, 255);
          box-shadow: 0 4px 0 rgb(164.0526315789, 147, 255);
}
.contact-form__input__button:active, .contact-form__textarea__button:active {
  -webkit-transform: translateY(2px);
          transform: translateY(2px);
  -webkit-box-shadow: none;
          box-shadow: none;
}
.contact-form__button {
  display: block;
  width: 100%;
  max-width: 240px;
  margin: 40px auto 0;
  padding: 15px;
  background-color: #cfe8ff;
  color: #fff;
  border: none;
  border-radius: 30px;
  font-weight: bold;
  cursor: pointer;
  -webkit-transition: 0.3s;
  transition: 0.3s;
}
.contact-form__button:hover {
  opacity: 0.8;
  -webkit-transform: translateY(-2px);
          transform: translateY(-2px);
}

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

.bg-circle {
  position: fixed;
  z-index: -1;
  -webkit-filter: blur(80px);
          filter: blur(80px);
  opacity: 0.4;
}
.bg-circle--purple {
  top: 10%;
  right: -5%;
  width: 300px;
  height: 300px;
  background: #cfc6ff;
}
.bg-circle--blue {
  bottom: 10%;
  left: -5%;
  width: 250px;
  height: 250px;
  background: #cfe8ff;
}

/*--------------------------
// pc
--------------------------*/
@media screen and (min-width: 768px) {
  .wrapper {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
  }
  .main {
    -ms-flex-preferred-size: 79.2%;
        flex-basis: 79.2%;
    max-width: 79.2%;
    overflow: hidden;
  }
  .header {
    background-color: #faf9fd;
    border-right: 1px solid #e5e7f3;
    position: relative;
    -ms-flex-preferred-size: 20.8%;
        flex-basis: 20.8%;
    padding: 50px 20px;
  }
  .header__container {
    width: 250px;
    margin: 0 auto;
    position: sticky;
    top: 50px;
  }
  .header__logo {
    font-weight: 600;
    color: #cfc6ff;
    margin-bottom: 40px;
    font-size: 30px;
    letter-spacing: 0.12em;
    line-height: 1;
  }
  .header__menu-button {
    display: none;
  }
  .header__contents {
    border: none;
    display: block;
  }
  .button {
    width: auto;
    min-width: 160px;
    margin: 0;
  }
  .button:hover {
    background-color: rgba(207, 198, 255, 0.05);
    border-color: #cfc6ff;
    color: #cfc6ff;
  }
  .button:hover .button__text {
    color: #cfc6ff;
  }
  .button:hover .button__icon-path {
    fill: #cfc6ff;
  }
  .section__inner {
    max-width: 944px;
    margin: 0 auto;
  }
  .section__head {
    margin-bottom: 24px;
  }
  .section__head-main {
    font-size: 60px;
  }
  .fv__img img {
    height: 85vh;
    width: 100%;
    -o-object-fit: cover;
       object-fit: cover;
  }
  .fv__contents {
    left: 0;
    top: 50%;
    -webkit-transform: translateY(-50%);
            transform: translateY(-50%);
    width: 50%;
    max-width: 600px;
    padding: 60px 80px;
  }
  .service__list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8%;
  }
  .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__container {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: reverse;
        -ms-flex-direction: row-reverse;
            flex-direction: row-reverse;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    gap: 60px;
  }
  .about__img {
    -webkit-box-flex: 0;
        -ms-flex: 0 0 300px;
            flex: 0 0 300px;
    height: 300px;
  }
  .flow__list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }
  .flow__item + .flow__item {
    margin-top: 0;
  }
  .message__container {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: reverse;
        -ms-flex-direction: row-reverse;
            flex-direction: row-reverse;
    gap: 40px;
  }
  .page-bottom {
    display: block;
  }
  .page-bottom__item {
    padding: 54px 10px;
    max-width: 800px;
    margin: 0 auto;
  }
}
/*--------------------------
// tb
--------------------------*/
@media screen and (min-width: 768px) and (max-width: 1024px) {
  .wrapper {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
  }
  .header {
    -ms-flex-preferred-size: 220px;
        flex-basis: 220px;
    min-width: 220px;
    padding: 30px 15px;
  }
  .header__logo {
    font-size: 22px;
  }
  .main {
    -webkit-box-flex: 1;
        -ms-flex: 1;
            flex: 1;
    max-width: none;
  }
  .fv {
    height: 70vh;
  }
  .fv__contents {
    left: 0;
    width: 80%;
    max-width: 450px;
    padding: 40px 30px;
    border-radius: 0 20px 20px 0;
  }
  .fv__heading-main {
    font-size: 40px;
    line-height: 1.1;
  }
  .service__list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: start;
  }
  .service__item {
    padding: 20px 12px;
    height: 100%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .service__item-name {
    font-size: 14px;
    margin-bottom: 12px;
    white-space: nowrap;
  }
  .service__item-text {
    font-size: 13px;
    line-height: 1.5;
  }
  .about__container {
    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: 32px;
  }
  .about__img {
    -webkit-box-flex: 0;
        -ms-flex: 0 0 240px;
            flex: 0 0 240px;
    width: 240px;
    height: 240px;
    margin: 0 auto;
  }
  .flow__list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: start;
  }
  .flow__item {
    padding: 24px 16px;
    height: auto;
  }
  .flow__item-text {
    font-size: 13px;
    line-height: 1.6;
  }
  .message__container {
    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: 32px;
  }
  .message__img {
    -webkit-box-flex: 0;
        -ms-flex: 0 0 240px;
            flex: 0 0 240px;
    width: 240px;
    height: 240px;
    margin: 0 auto;
  }
}