@charset "UTF-8";
body {
  font-family: "Noto Sans JP", "Oswald", sans-serif;
  color: #333;
  font-size: 16px;
}
body.is-fixed {
  overflow: hidden;
}

/* _animations.scss */
.fade-in-up {
  opacity: 0;
  -webkit-transform: translateY(24px);
          transform: translateY(24px);
  -webkit-transition: opacity 1s, -webkit-transform 1s;
  transition: opacity 1s, -webkit-transform 1s;
  transition: opacity 1s, transform 1s;
  transition: opacity 1s, transform 1s, -webkit-transform 1s;
}
.fade-in-up.is-in-view {
  opacity: 1;
  -webkit-transform: translateY(0);
          transform: translateY(0);
}

.header {
  width: 100%;
  background-color: #4a4a4a;
  top: 0;
  left: 0;
  position: fixed;
  z-index: 50;
}
@media screen and (min-width: 900px) {
  .header {
    max-width: initial;
    -ms-flex-preferred-size: 20.8%;
        flex-basis: 20.8%;
  }
}
@media screen and (min-width: 1200px) {
  .header {
    width: 20.8%;
    height: 100vh;
    text-align: center;
    padding-top: 60px;
  }
}

.header__inner {
  padding-inline: 32px;
  position: relative;
}
@media screen and (min-width: 900px) {
  .header__inner {
    padding-inline: 64px;
  }
}

.header__container {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  height: 88px;
}
@media screen and (min-width: 1200px) {
  .header__container {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 60px;
    width: 100%;
    margin: 0 auto;
    position: sticky;
    top: 50px;
  }
}

.header__logo {
  display: inline-block;
  font-size: 20px;
  color: #fff;
}
@media screen and (min-width: 900px) {
  .header__logo {
    font-size: 30px;
  }
}
@media screen and (min-width: 1200px) {
  .header__logo {
    padding: 0;
  }
}

.header__menu-button {
  border: none;
  position: absolute;
  right: 32px;
  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;
}
@media screen and (min-width: 900px) {
  .header__menu-button {
    right: 64px;
  }
}
@media screen and (min-width: 1200px) {
  .header__menu-button {
    display: none;
  }
}

.header__contents {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  -webkit-box-pack: end;
      -ms-flex-pack: end;
          justify-content: flex-end;
  height: calc(100vh - 64px);
  background: #4a4a4a;
  display: none;
  overflow-y: auto;
  padding-top: 59px;
  padding-bottom: 60px;
  z-index: 50;
}
.header__contents.is-checked {
  -webkit-transform: translateY(0);
          transform: translateY(0); /*標準モードの100 → チェックが入ったら0に移動*/
}
@media screen and (min-width: 1200px) {
  .header__contents {
    border: none;
    display: block;
  }
}

.header__nav-item + .header__nav-item {
  margin-top: 24px;
}

.button {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 6px 10px 6px 30px;
  width: 175px;
  margin: 0 auto;
}

.button__icon {
  width: 24px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

.button__icon-path {
  fill: #fff;
}

.button__icon-path--contact {
  fill: #4a4a4a;
}

.button__text {
  margin-left: 10px;
  font-size: 16px;
  letter-spacing: 0.08em;
  color: #fff;
}

.button--bg {
  background-color: #fff;
}

.button--bg .button__text {
  color: #4a4a4a;
}

.button--border {
  border: 1px solid #fff;
}

.button--border .button__text {
  color: #fff;
}

@media screen and (min-width: 1200px) {
  .main {
    width: 79.2%;
    margin-left: 20.8%;
  }
}

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

.section {
  padding-block: 48px;
}

.inner {
  padding-inline: 32px;
}
@media screen and (min-width: 900px) {
  .inner {
    padding-inline: 64px;
    max-width: 944px;
    margin-inline: auto;
  }
}

.heading-main {
  font-size: 40px;
  letter-spacing: 0.1em;
}
@media screen and (min-width: 768px) {
  .heading-main {
    font-size: 50px;
  }
}
@media screen and (min-width: 900px) {
  .heading-main {
    font-size: 60px;
  }
}

.heading-sub {
  font-size: 11px;
}

.heading__lead-text {
  margin-top: 32px;
  font-size: 16px;
  line-height: 2;
}

.button {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 6px 10px 6px 30px;
  width: 175px;
  margin: 0 auto;
}
@media screen and (min-width: 1200px) {
  .button {
    -webkit-transition: background 0.3s, color 0.3s, opacity 0.3s;
    transition: background 0.3s, color 0.3s, opacity 0.3s;
  }
  .button:hover {
    background-color: #fff;
  }
  .button:hover .button__icon-path {
    fill: #4a4a4a;
  }
  .button:hover .button__text {
    color: #4a4a4a;
  }
  .button--bg {
    color: #4a4a4a;
  }
  .button--bg:hover {
    opacity: 0.7;
  }
}
.button--bg {
  background-color: #fff;
}
.button--bg .button__text {
  color: #4a4a4a;
}
.button--border {
  border: 1px solid #fff;
}
.button--border .button__text {
  color: #fff;
}
.button__icon {
  width: 24px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.button__icon-path {
  fill: #fff;
}
.button__icon-path--contact {
  fill: #4a4a4a;
}
.button__text {
  margin-left: 10px;
  font-size: 16px;
  letter-spacing: 0.08em;
  color: #fff;
}

.content {
  margin-top: 40px;
}

.item {
  gap: 14px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}

.fv {
  position: relative;
}

.fv__contents {
  background: url(/img/sp/bg_fv.png) no-repeat center center/cover;
  max-width: 627px;
  height: 209px;
  padding: 32px;
  position: absolute;
  bottom: 30px;
}
@media screen and (min-width: 900px) {
  .fv__contents {
    background: url(/img/bg_fv.png) no-repeat center center/cover;
    height: 174px;
    padding-top: 24px;
    padding-left: 96px;
  }
}

.fv__heading-main {
  display: block;
  font-size: 40px;
  letter-spacing: 0.1em;
}
.fv__heading-sub {
  margin-top: 12px;
  display: block;
  font-size: 14px;
  font-weight: normal;
}

.service__content {
  max-width: 335px;
  margin-inline: auto;
}
@media screen and (min-width: 768px) {
  .service__content {
    max-width: initial;
  }
}

.service__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;
}
@media screen and (min-width: 768px) {
  .service__list {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
        -ms-flex-direction: row;
            flex-direction: row;
  }
}

.service__item-img,
.service__item-name {
  text-align: center;
}

.service__item-name {
  font-weight: bold;
}

.service__item-text {
  text-align: start;
}

.works {
  background-color: #fafafa;
}

.works__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;
}
@media screen and (min-width: 768px) {
  .works__list {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
        -ms-flex-direction: row;
            flex-direction: row;
    gap: 16px;
  }
}

.works__item {
  gap: 14px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}
@media screen and (min-width: 768px) {
  .works__item {
    width: 33.33%;
  }
}

.works__item-img {
  text-align: center;
  max-width: 703px;
  max-height: 468px;
  overflow: hidden;
}
@media screen and (min-width: 768px) {
  .works__item-img {
    max-width: 261px;
    max-height: 174px;
  }
}
.works__item-img img {
  width: 100%;
}

.works__item-name {
  text-align: start;
  font-size: 16px;
}

.works__item-link {
  text-decoration: underline;
  font-size: 14px;
  color: inherit;
}

.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;
}
@media screen and (min-width: 600px) {
  .about__container {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: reverse;
        -ms-flex-direction: row-reverse;
            flex-direction: row-reverse;
    gap: 40px;
    -webkit-box-align: end;
        -ms-flex-align: end;
            align-items: end;
  }
}
@media screen and (min-width: 768px) {
  .about__container {
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
  }
}

.about__img img {
  width: 100%;
}

.about__text-contents {
  margin-top: 32px;
}
@media screen and (min-width: 600px) {
  .about__text-contents {
    margin-top: 0;
    margin-bottom: 30px;
  }
}
@media screen and (min-width: 900px) {
  .about__text-contents {
    margin-bottom: 60px;
  }
}

.flow {
  background-color: #fafafa;
}

.flow__centent {
  max-width: 335px;
  margin-inline: auto;
}
@media screen and (min-width: 600px) {
  .flow__centent {
    max-width: 620px;
  }
}
@media screen and (min-width: 900px) {
  .flow__centent {
    max-width: 820px;
  }
}

@media screen and (min-width: 600px) {
  .flow__list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}
@media screen and (min-width: 900px) {
  .flow__list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }
}

.flow__item {
  margin-top: 40px;
  padding: 46px 16px 24px;
  text-align: center;
  border: 1px solid #000;
  position: relative;
}

.flow__item-num {
  position: absolute;
  width: 48px;
  height: 48px;
  background-color: #4a4a4a;
  color: #fff;
  font-size: 24px;
  top: -24px;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}

.flow__item-name {
  font-weight: bold;
}

.flow__item-text {
  text-align: start;
}

.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;
}
@media screen and (min-width: 600px) {
  .message__container {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: reverse;
        -ms-flex-direction: row-reverse;
            flex-direction: row-reverse;
    gap: 40px;
    -webkit-box-align: end;
        -ms-flex-align: end;
            align-items: end;
  }
}
@media screen and (min-width: 768px) {
  .message__container {
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
  }
}

.message__img img {
  width: 100%;
}

.message__text-contents {
  margin-top: 32px;
}
@media screen and (min-width: 600px) {
  .message__text-contents {
    margin-top: 0;
    margin-bottom: 30px;
  }
}
@media screen and (min-width: 900px) {
  .message__text-contents {
    margin-bottom: 60px;
  }
}

.page-bottom {
  text-align: center;
  color: #fff;
}

.page-bottom__item {
  height: 226px;
  padding: 40px;
}

.page-bottom__item--contact {
  background-color: #6f6f6f;
}

.page-bottom__content {
  margin-top: 32px;
}

.page-bottom__item--twitter {
  background-color: #4a4a4a;
}

.margin {
  margin-top: 120px;
}
@media screen and (min-width: 1200px) {
  .margin {
    margin-top: 160px;
  }
}