/*
---------------------------------------------

    base settings

*/
html {
  font-size: 62.5%;
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  padding: 0;
  background: #fff;
  display: flex;
  flex-direction: column;
  color: #717171;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 1.6rem;
  -webkit-text-size-adjust: 100%;
  line-height: 1;
  letter-spacing: 0;
  position: relative;
  opacity: 0;
  transition: opacity 0.2s;
}
body.is-load {
  opacity: 1;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  padding: 0;
  font-weight: normal;
  clear: both;
}

ul, ol, dl, p, img, form, dt, dd {
  margin: 0;
  padding: 0;
  border: 0;
}

li {
  list-style: none;
}

input, button, textarea, select {
  margin: 0;
  padding: 0;
  background: none;
  border: none;
  border-radius: 0;
  outline: none;
  font-size: 1.4rem;
  font-family: "Noto Sans JP", sans-serif;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

select::-ms-expand {
  display: none;
}

img {
  max-width: 100%;
  vertical-align: bottom;
}

a {
  color: #717171;
  transition: opacity 0.2s ease;
  outline: none;
}

a:active,
a:hover {
  color: #717171;
  text-decoration: none;
}

strong {
  font-weight: 700;
}

em {
  font-style: italic;
  font-weight: normal;
}

/* microclearfix */
.cf:before,
.cf:after {
  content: " ";
  /* 1 */
  display: table;
  /* 2 */
}

.cf:after {
  clear: both;
}

/** For IE 6/7 only */
.cf {
  *zoom: 1;
}

* {
  box-sizing: border-box;
  -webkit-appearance: none;
  -webkit-overflow-scrolling: touch;
}

/*
---------------------------------------------

    header settings

*/
.l-header {
  position: fixed;
  top: 40px;
  right: 40px;
  z-index: 10;
}

.header-navi {
  display: flex;
  justify-content: flex-end;
}
.header-navi__item {
  border-radius: 35px;
  opacity: 0;
  overflow: hidden;
  transition: opacity 0.3s;
  pointer-events: none;
  will-change: opacity;
}
.header-navi__item.is-show {
  opacity: 1;
  pointer-events: auto;
}
.header-navi__link {
  padding: 20px 28px;
  background: #fff;
  display: block;
  color: #46c3d2;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.145em;
  text-decoration: none;
}
.header-navi__link:hover {
  color: #46c3d2;
  opacity: 0.6;
}

/*
---------------------------------------------

    main settings

*/
.l-main {
  background: url("../images/bg-body.png") repeat center/500px 500px;
  flex: 1 0 auto;
  position: relative;
  z-index: 1;
  overflow: hidden;
}

/*
---------------------------------------------

    footer settings

*/
.l-footer {
  padding: 35px 0;
  background: #6e6e6e;
  text-align: center;
}

.footer-copyright {
  color: #FFF;
  font-size: 1.1rem;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.05em;
}

/*
---------------------------------------------

    common settings

*/
.forPC {
  display: block;
}

.forSP {
  display: none;
}

/* text */
.text-message {
  margin: 0 0 3.5em;
  color: #FFF;
  text-align: center;
  line-height: 2.9;
  letter-spacing: 0.175em;
}

.text-message-em {
  margin: 0 0 1.5em;
  color: #FFF;
  font-size: 2.2rem;
  text-align: center;
  line-height: 2;
  letter-spacing: 0.175em;
}

.text-center {
  margin: 0 0 2em;
  line-height: 2;
  letter-spacing: 0.135em;
  text-align: center;
}

.text-error {
  margin: 0;
  color: #F00;
  font-size: 1.3rem;
  font-weight: 500;
  letter-spacing: 0.075em;
}
.text-error._align-center {
  text-align: center;
}

/* list */
.list-number {
  counter-reset: number 0;
}
.list-number__item {
  padding: 0 0 0 2em;
  counter-increment: number 1;
  position: relative;
}
.list-number__item::before {
  content: "(" counter(number) ")";
  font-size: 1em;
  position: absolute;
  top: 0;
  left: 0;
}

/* section */
.section-inner {
  width: 100%;
  max-width: 1040px;
  margin: 0 auto;
  padding-left: 3.906vw;
  padding-right: 3.906vw;
  position: relative;
  z-index: 1;
}

@media screen and (min-width: 1280px) {
  .section-inner {
    padding-left: 75px;
    padding-right: 75px;
  }
}
.section-hdg {
  width: 100%;
  margin: 0 0 70px;
  padding: 0;
  text-align: center;
  position: relative;
}
.section-hdg__img {
  width: 318px;
}

.section-hdg-sub {
  margin: 40px 0;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.11em;
  text-align: center;
}

.section-box {
  padding: 0 3.906vw;
  border-radius: 6px;
}
.section-box._bg-white {
  padding: 40px 3.906vw 50px;
  background: rgba(255, 255, 255, 0.8);
}

@media screen and (min-width: 1280px) {
  .section-box {
    padding-left: 50px;
    padding-right: 50px;
  }
}
/* scroll-area */
.scroll-area {
  margin: 0 0 55px;
  height: 150px;
  padding: 25px 35px;
  background: #FFF;
  border: #717171 solid 1px;
  font-size: 1.3rem;
  line-height: 1.75;
  letter-spacing: 0.075em;
  overflow-y: scroll;
}

/* summary */
.summary-01 {
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  color: #fff;
}
.summary-01__label {
  width: 26%;
  padding: 50px 0 45px;
  font-weight: 700;
  letter-spacing: 0.075em;
  line-height: 1.4;
  border-bottom: #ffffff solid 1px;
}
.summary-01__content {
  width: 74%;
  padding: 50px 0 40px;
  letter-spacing: 0.075em;
  line-height: 1.4;
  border-bottom: #ffffff solid 1px;
}

.summary-02 {
  width: 100%;
  margin: 2em auto 0;
}
.summary-02__label {
  font-weight: bold;
  letter-spacing: 0.075em;
  line-height: 1.75;
}
.summary-02__content {
  letter-spacing: 0.175em;
  line-height: 1.75;
}

.summary-03 {
  width: 100%;
  margin: 0 auto;
  color: #46C3D2;
  text-align: center;
}
.summary-03__label {
  margin: 0.5em 0 1em;
  display: inline-block;
  border-bottom: solid 1.5px #46C3D2;
  font-size: 2rem;
  font-weight: bold;
  letter-spacing: 0.175em;
  line-height: 1.2;
}
.summary-03__content {
  letter-spacing: 0.175em;
  line-height: 2;
}
.summary-03 + .summary-03 {
  margin-top: 4rem;
}

/* form */
.l-form {
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
}
.l-form__label {
  width: 240px;
  padding: 40px 0 30px;
  font-weight: 700;
  letter-spacing: 0.075em;
  line-height: 1.4;
}
.l-form__label._width-full {
  width: 100%;
  padding: 40px 0 25px;
}
.l-form__content {
  width: calc(100% - 240px);
  padding: 15px 0 30px;
  letter-spacing: 0.075em;
  line-height: 1.4;
}
.l-form__content._width-full {
  width: 100%;
  padding: 0;
}
.l-form__content .text-error {
  font-size: 1.3rem;
}

@media screen and (min-width: 768px) and (max-width: 900px) {
  .l-form {
    display: block;
  }
  .l-form__label {
    width: 100%;
    padding: 40px 0 0;
  }
  .l-form__content {
    width: 100%;
    padding: 0;
  }
}
.form-must {
  padding: 0 0 0 5px;
  display: inline-block;
  color: #ff0000;
  font-size: 1.3rem;
  transform: translate(0, -0.5em);
}

.form-input {
  width: 100%;
  min-height: 80px;
  padding: 25px 0;
  border-bottom: #7D7D7D solid 1px;
  color: #717171;
  letter-spacing: 0.075em;
  line-height: 1.4;
}
.form-input::placeholder {
  color: #7d7d7d;
}
.form-input:active, .form-input:focus {
  background: none;
  color: #717171;
}

.form-textarea {
  width: 100%;
  height: 284px;
  padding: 25px;
  border: #7D7D7D solid 1px;
  background: #FFF;
  color: #717171;
  letter-spacing: 0.075em;
  line-height: 1.4;
}

._step-confirm .form-textarea {
  overflow-y: scroll;
}

.form-checkbox {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
.form-checkbox__item {
  margin: 10px;
  cursor: pointer;
}
.form-checkbox__text {
  padding: 0 0 0 2em;
  display: block;
  color: #717171;
  letter-spacing: 0.075em;
  position: relative;
}
.form-checkbox__text::before {
  content: "";
  width: 1.25em;
  height: 1.25em;
  background: #FFF;
  border: 1px solid #717171;
  box-sizing: border-box;
  position: absolute;
  top: -0.15em;
  left: 0;
}
.form-checkbox__input {
  display: none;
}
.form-checkbox__input:checked + .form-checkbox__text::after {
  content: "";
  width: 0.4em;
  height: 0.7em;
  display: block;
  border-bottom: 4px solid #46c3d2;
  border-right: 4px solid #46c3d2;
  position: absolute;
  top: -0.1em;
  left: 0.3em;
  transform: rotate(40deg);
}

.l-btn {
  margin: 50px 0;
  text-align: center;
}
.l-btn__item {
  width: 256px;
  margin: 30px auto;
}

.btn-primary {
  width: 100%;
  padding: 16px 28px;
  background: #46c3d2 url("../images/arrow-01.svg") no-repeat center right 24px/8px 14px;
  border-radius: 40px;
  display: block;
  color: #fff;
  font-size: 2.1rem;
  font-weight: 700;
  letter-spacing: 0.075em;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.2s ease;
}
.btn-primary:hover {
  color: #fff;
  opacity: 0.6;
}
.btn-primary:disabled {
  opacity: 0.3;
  cursor: default;
}
.btn-primary:disabled:hover {
  opacity: 0.3;
}
.btn-primary._bg-white {
  color: #46c3d2;
  background-color: #fff;
  background-image: url("../images/arrow-01-blue.svg");
}
.btn-primary._bg-white:hover {
  color: #46c3d2;
}

.btn-secondary {
  width: 100%;
  padding: 16px 28px;
  background: #fff;
  border: #717171 solid 1px;
  border-radius: 40px;
  display: block;
  color: #717171;
  font-size: 2.1rem;
  font-weight: 700;
  letter-spacing: 0.075em;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.2s ease;
}
.btn-secondary:hover {
  color: #717171;
  opacity: 0.6;
}
.btn-secondary:disabled {
  opacity: 0.3;
  cursor: default;
}
.btn-secondary:disabled:hover {
  opacity: 0.3;
}

.page-top {
  width: 80px;
  height: 80px;
  position: fixed;
  right: 70px;
  bottom: 55px;
  z-index: 5;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.page-top__link {
  width: 100%;
  height: 100%;
  padding: 25px 0 0;
  display: flex;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  border: #46c3d2 solid 3px;
  background: #fff;
  color: #46c3d2;
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: 0.075em;
  text-align: center;
  text-decoration: none;
  position: relative;
}
.page-top__link::before {
  content: "";
  width: 20px;
  height: 12px;
  background: url("../images/arrow-02-blue.svg") no-repeat center/contain;
  position: absolute;
  top: 18.4px;
  left: 50%;
  transform: translate(-50%, 0);
}
.page-top__link:hover {
  color: #46c3d2;
  opacity: 0.6;
}
.page-top.is-show {
  opacity: 1;
}

/*
---------------------------------------------

    index settings

*/
/* mv */
.l-mv {
  width: 100%;
  height: 900px;
  margin: 0;
  padding: 198px 0 0;
  position: relative;
}

.mv-hdg {
  width: 455px;
  margin: 0 auto;
}
.mv-scroll {
  width: 48.5px;
  position: absolute;
  left: 50%;
  bottom: 180px;
  transform: translate3d(-50%, 0, 0);
}
.mv-bg {
  width: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
}
.mv-bg video {
  width: 2000px;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, 0);
}

@media screen and (min-width: 2000px) {
  .mv-bg video {
    width: 100%;
  }
}
/* about */
.l-about {
  min-height: 1318px;
  margin: -150px 0 0;
  background: url("../images/bg-about.png") repeat-x top center/2800px auto;
  position: relative;
  overflow: hidden;
}
.l-about .section-inner {
  padding-top: 152px;
  padding-bottom: 180px;
}
.l-about .section-inner::before {
  content: "";
  width: 100%;
  height: 100%;
  background: url("../images/bg-about-icon-01.svg") no-repeat top 152px left 16px/123px 120px, url("../images/bg-about-icon-04.svg") no-repeat bottom 100px left/267px 77px;
  position: absolute;
  top: 0;
  left: -8px;
  z-index: -1;
}
.l-about .section-inner::after {
  content: "";
  width: 100%;
  height: 100%;
  background: url("../images/bg-about-icon-02.svg") no-repeat top 195px right 35px/161px 61px, url("../images/bg-about-icon-03.svg") no-repeat bottom 370px right/151px 20px;
  position: absolute;
  top: 0;
  right: -30px;
  z-index: -1;
}

/* service */
.l-service .section-inner {
  padding-top: 65px;
  padding-bottom: 175px;
}
.l-service .section-inner::before {
  content: "";
  width: 100%;
  height: 100%;
  background: url("../images/bg-service-icon-01.svg") no-repeat top 40px right 10px/177px 80px;
  position: absolute;
  top: 0;
  right: 0;
  z-index: -1;
}
.l-service .section-inner::after {
  content: "";
  width: 100%;
  height: 100%;
  background: url("../images/bg-service-icon-02.svg") no-repeat top 654px left/74px 98px;
  position: absolute;
  top: 0;
  left: -30px;
  z-index: -1;
}
.l-service .section-hdg {
  margin-bottom: 100px;
}

/* corporate */
.l-corporate {
  background: url("../images/bg-corporate.png") repeat-x top center/2800px auto;
  overflow: hidden;
}
.l-corporate .section-inner {
  padding-top: 115px;
  padding-bottom: 158px;
}
.l-corporate .section-inner::before {
  content: "";
  width: 100%;
  height: 100%;
  background: url("../images/bg-corporate-icon-01.svg") no-repeat top 196px left 68px/167px 49.5px, url("../images/bg-corporate-icon-03.svg") no-repeat bottom 70px left/171px 44.5px;
  position: absolute;
  top: 0;
  left: -42px;
  z-index: -1;
}
.l-corporate .section-inner::after {
  content: "";
  width: 100%;
  height: 100%;
  background: url("../images/bg-corporate-icon-02.svg") no-repeat top 154px right/236px 155.5px;
  position: absolute;
  top: 0;
  right: -35px;
  z-index: -1;
}

.corporate-box {
  width: 100%;
  max-width: 610px;
  margin: 0 auto;
}

@media screen and (max-width: 767px) {
  /*
  ---------------------------------------------

      header settings

  */
  .l-header {
    top: 4vw;
    right: 4vw;
  }

  .header-navi__item {
    border-radius: 4.933vw;
  }
  .header-navi__link {
    padding: 3.333vw 4vw;
    font-size: 3.2vw;
  }
  .header-navi__link:hover {
    opacity: 1;
  }

  /*
  ---------------------------------------------

      main settings

  */
  .l-main {
    background-size: 100%;
  }

  /*
  ---------------------------------------------

      footer settings

  */
  .l-footer {
    padding: 3.733vw 0;
  }

  .footer-copyright {
    font-size: 2.133vw;
  }

  /*
  ---------------------------------------------

      common settings

  */
  .forPC {
    display: none;
  }

  .forSP {
    display: block;
  }

  /* text */
  .text-message {
    margin: 0 0 2em;
    font-size: 3.467vw;
    line-height: 2.15;
  }

  .text-message-em {
    font-size: 4.8vw;
  }

  .text-center {
    font-size: 3.2vw;
  }

  .text-error {
    font-size: 2.4vw;
  }

  /* section */
  .section-inner {
    width: 100%;
    padding-left: 0;
    padding-right: 0;
  }

  .section-hdg {
    margin: 0 0 9.333vw;
  }
  .section-hdg__img {
    width: 42.4vw;
  }

  .section-hdg-sub {
    margin: 10.667vw 0 4.667vw;
    font-size: 3.2vw;
  }

  .section-box {
    padding: 0 8vw;
  }
  .section-box._bg-white {
    padding: 6.667vw 8vw;
  }
  .section-box > .text-center {
    width: calc(100% + 16vw);
    margin: 0 -8vw;
  }

  /* scroll-area */
  .scroll-area {
    margin: 0 0 5.333vw;
    height: 26.667vw;
    padding: 2.667vw;
    font-size: 2.4vw;
  }

  /* summary */
  .summary-01__label {
    width: 22.667vw;
    padding: 4.667vw 0;
    font-size: 3.2vw;
  }
  .summary-01__content {
    width: calc(100% - 22.667vw);
    padding: 4.667vw 0;
    font-size: 3.2vw;
  }

  .summary-02__label {
    font-size: 2.4vw;
  }
  .summary-02__content {
    font-size: 2.4vw;
  }

  .summary-03__label {
    margin: 0.5em 0;
    font-size: 4.267vw;
  }
  .summary-03__content {
    font-size: 3.2vw;
  }
  .summary-03 + .summary-03 {
    margin-top: 2rem;
  }

  /* form */
  .l-form {
    display: block;
  }
  .l-form__label {
    width: 100%;
    padding: 8.667vw 0 4.667vw;
    font-size: 3.2vw;
  }
  .l-form__label._width-full {
    padding: 8.667vw 0 4.667vw;
  }
  .l-form__content {
    width: 100%;
    padding: 0;
    font-size: 3.2vw;
  }
  .l-form__content .text-error {
    font-size: 2.4vw;
  }

  .form-must {
    font-size: 2.133vw;
  }

  .form-input {
    min-height: inherit;
    padding: 0 0 2.667vw;
    font-size: 3.2vw;
  }

  .form-textarea {
    height: 45.333vw;
    padding: 2.667vw;
    font-size: 3.2vw;
  }

  .form-checkbox__text {
    font-size: 2.667vw;
  }
  .form-checkbox__input:checked + .form-checkbox__text::after {
    border-width: 2px;
  }

  .l-btn {
    margin: 8vw 0;
  }
  .l-btn__item {
    width: 38vw;
    margin: 2.4vw auto;
  }

  .btn-primary {
    padding: 3.333vw 5.333vw;
    background-size: 1vw 1.733vw, 100%;
    background-position: center right 4vw, top left;
    font-size: 3.2vw;
  }
  .btn-primary:hover {
    opacity: 1;
  }

  .btn-secondary {
    padding: 3.333vw 5.333vw;
    font-size: 3.2vw;
  }
  .btn-secondary:hover {
    opacity: 1;
  }

  .page-top {
    width: 13.333vw;
    height: 13.333vw;
    right: 2.667vw;
    bottom: 4.667vw;
  }
  .page-top__link {
    padding: 25% 0 0;
    border-width: 0.4vw;
    font-size: 3.2vw;
  }
  .page-top__link::before {
    width: 25%;
    height: 15%;
    top: 25%;
  }
  .page-top__link:hover {
    opacity: 1;
  }

  /*
  ---------------------------------------------

      index settings

  */
  /* mv */
  .l-mv {
    height: auto;
    padding: 28vw 0 41.333vw;
    background: url("../images/bg-mv-sp.jpg") no-repeat 0 0/100%;
  }

  .mv-hdg {
    width: 55%;
  }
  .mv-scroll {
    width: 9.7%;
    bottom: 12.533vw;
  }
  .mv-bg {
    display: none;
  }

  /* about */
  .l-about {
    min-height: inherit;
    margin: -8.533vw 0 0;
    background: url("../images/bg-about-sp.png") no-repeat top center/cover;
  }
  .l-about .section-inner {
    padding-top: 14.667vw;
    padding-bottom: 38.667vw;
  }
  .l-about .section-inner::before {
    background-image: url("../images/bg-about-icon-01.svg"), url("../images/bg-about-icon-04-sp.svg");
    background-size: 14vw 13.467vw, 30.667vw 8.933vw;
    background-position: top 19.733vw left 8.533vw, bottom 11.6vw left 7.333vw;
    left: 0;
  }
  .l-about .section-inner::after {
    background-image: url("../images/bg-about-icon-02-sp.svg"), url("../images/bg-about-icon-03.svg");
    background-size: 17.467vw 7.333vw, 16.267vw 2.133vw;
    background-position: top 11.6vw right 8.667vw, bottom 18.667vw right 9.333vw;
    right: 0;
  }

  /* service */
  .l-service .section-inner {
    padding-top: 12vw;
    padding-bottom: 13.333vw;
  }
  .l-service .section-inner::before {
    background-image: url("../images/bg-service-icon-01-sp.svg");
    background-size: 17.467vw 8.8vw;
    background-position: top 2vw right 6vw;
  }
  .l-service .section-inner::after {
    background-size: 8.933vw 11.733vw;
    background-position: top 17.333vw left 7.067vw;
    left: 0;
  }
  .l-service .section-hdg {
    margin-bottom: 9.333vw;
  }

  /* corporate */
  .l-corporate {
    background: url("../images/bg-corporate-sp.png") no-repeat top center/cover;
  }
  .l-corporate .section-inner {
    padding-top: 21.333vw;
    padding-bottom: 29.333vw;
  }
  .l-corporate .section-inner::before {
    background-image: url("../images/bg-corporate-icon-03.svg");
    background-size: 21.733vw 5.867vw;
    background-position: bottom 9.333vw left 10.667vw;
    left: 0;
  }
  .l-corporate .section-inner::after {
    display: none;
  }
  .l-corporate .section-hdg {
    margin-bottom: 6.667vw;
  }

  .corporate-box {
    width: 69%;
  }
}