@charset "UTF-8";

@font-face {
  font-family: "NumFont";
  src: url("../img/fonts/MatterIGTF-Regular.woff2") format("woff2");
}

* {
  -webkit-box-sizing: border-box;
  -o-box-sizing: border-box;
  -ms-box-sizing: border-box;
  box-sizing: border-box;
}

html {
  height: 100%;
  font-size: 62.5%;
  scroll-behavior: smooth;
}
body {
  height: 100%;
  font-size: 1.6rem;
  font-family: "Noto Sans JP", sans-serif;
  color: #fff;
  background: #202f55;
}
a {
  text-decoration: none;
  color: #000;
  cursor: pointer;
}
button {
  display: block;
  padding: 0;
  border: none;
  cursor: pointer;
  background: transparent;
  color: #000;
}
img {
  display: block;
  width: 100%;
}

._none {
  display: none !important;
}
._hidden {
  visibility: hidden !important;
}

.pc {
  display: block !important;
}
.tab {
  display: none !important;
}
.sp {
  display: none !important;
}

.mb40 {
  margin-bottom: 40px;
}

.indent-1 {
  padding-left: 1em;
  text-indent: -1em;
}

/* ヘッダー */
header {
  position: absolute;
  top: 20px;
  left: 25px;
  z-index: 100;
}

/* メイン */
/** kv */
.kv {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 400px;
  background-image: url(../img/kv_bg.jpg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  position: relative;
}
.kv-ttl {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 160px;
  padding: 0 120px;
  border-radius: 8px;
  background-color: rgb(255, 255, 255, 0.2);
  font-size: 40px;
  font-weight: 600;
  line-height: 1.3;
  text-align: center;
  border: solid 3px rgb(255, 255, 255, 0.5);
  backdrop-filter: blur(10px) brightness(1.3);
}

.kv-ttl-sub {
  display: block;
  font-size: 20px;
}

.kv-ttl-logo {
  max-width: 80px;
}
.kv-ttl-logo img{
  width: 100%;
}

/** contents */
.contents {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  margin: 0 auto;
  padding: 60px 0 80px;
}
/*** btn */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 45px;
  margin-bottom: 20px;
  padding: 25px 70px;
  border-radius: 9999px;
  background-color: #CC0033;
  color: #fff;
  font-size: 30px;
  font-weight: 600;
  position: relative;
}
.btn-arrow {
  display: block;
  width: 22px;
  filter: invert(100%) sepia(1%) saturate(7492%) hue-rotate(21deg)
    brightness(110%) contrast(110%);
  position: absolute;
  top: 50%;
  right: 20px;
  translate: 0 -50%;
  rotate: -90deg;
}
/*** menu */
.menu {
  display: flex;
  justify-content: center;
}
.menu-list {
  display: flex;
  align-items: center;
  height: 75px;
  border-radius: 8px;
  background-color: #fff;
}
.menu-list-item {
  display: flex;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-align: center;
  position: relative;
}
.menu-list-item::after {
  content: "";
  display: block;
  width: 2px;
  height: 40px;
  border-radius: 9999px;
  background-color: #000;
  position: absolute;
  top: -5px;
  right: -1px;
}
.menu-list-item:last-child::after {
  display: none;
}
.menu-list-item a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  height: 100%;
  padding: 0 30px;
}
.menu-arrow {
  width: 14px;
}
/*** about */
.about {
  color: #fff;
}
.about-ttl {
  font-size: 40px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-align: center;
}
.about-txt {
  display: block;
  margin-top: 20px;
  font-size: 20px;
  font-weight: 300;
  letter-spacing: 0.02em;
  line-height: 1.7;
  text-align: center;
}
/*** info */
.info-box {
  display: flex;
  align-items: center;
  gap: 20px;
  width: 100%;
  max-width: 800px;
  margin-top: 60px;
  padding: 20px 30px;
  border-radius: 8px;
  background-color: #fff;
  color: #000;
}
.info-icon {
  flex-shrink: 0;
  width: 60px;
}
.info-txt {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.75;
}
/*** section */
section {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  padding-top: 80px;
}
.section-ttl {
  color: #fff;
  font-size: 40px;
  letter-spacing: 0.04em;
  text-align: center;
}
.section-ttl span {
  display: block;
  margin-top: 20px;
  font-size: 20px;
  font-weight: 300;
  letter-spacing: 0.02em;
  line-height: 1.2;
}
.section-ttl span:nth-child(2) {
  font-size: 16px;
}
.section-contents-box {
  width: 95%;
  max-width: 940px;
  margin-top: 60px;
  padding: 60px 40px;
  border-radius: 8px;
  background-color: rgb(0, 0, 0, 0.4);
  border: solid 1px rgb(255, 255, 255, 0.5);
}
/*** process-box */
.process-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 60px;
}
.process-box._first {
  margin-top: 0;
}
.process-ttl {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 93%;
  height: 70px;
  margin: 0 auto 80px;
  border-radius: 8px;
  background-color: #0abab5;
  color: #fff;
  font-size: 26px;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-align: center;
}
.process-subttl {
  margin-bottom: 60px;
  font-size: 26px;
  letter-spacing: -0.02em;
}
.process-subttl._first {
  margin-top: -20px;
}
.process-notice {
  width: 93%;
  margin-top: 20px;
  font-weight: 300;
  line-height: 1.5;
}
.process-list {
  display: flex;
  flex-direction: column;
  gap: 50px;
  width: 93%;
}
.process-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 0;
}
.process-list-item._flex-top {
  align-items: start;
}
.process-list-item._overlay {
  flex-direction: column;
  justify-content: center;
  gap: 45px;
  width: 100%;
  background-color: rgb(0, 0, 0, 0.5);
  position: relative;
  left: 50%;
  translate: -50% 0;
}
.process-gray-list-txt {
  margin-top: 20px;
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-align: center;
}
.process-sub-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 50px;
  width: calc(100% - 80px);
}
.process-sub-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 93%;
  padding: 15px 0;
}
.process-description {
  display: flex;
  align-items: center;
  gap: 30px;
  width: fit-content;
}
.process-list-item._flex-top .process-description {
  align-items: start;
}
.process-num {
  display: flex;
  flex-shrink: 0;
  justify-content: center;
  width: 75px;
  color: #CC0033;
  font-family: "NumFont", sans-serif;
  font-size: 160px;
  letter-spacing: -0.02em;
}
.process-num._two-digits {
  justify-content: end;
  letter-spacing: -0.16em;
}
.process-description-txt {
  display: flex;
  flex-direction: column;
  gap: 15px;
  font-weight: 300;
}
.process-description-summary {
  font-size: 30px;
  line-height: 1.5;
}
.process-description-detail {
  line-height: 1.75;
}
.process-description-detail a {
  color: #CC0033;
  text-decoration: underline;
}
.process-description-detail > span {
  display: block;
  padding-left: 1em;
}
.process-description-subdetail {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}
.process-description-subdetail:first-child {
  margin-top: 0;
}
.process-description-subdetail-txt span {
  display: block;
}
.process-description-subdetail-txt .ttl._line {
  color: #00b900;
}
.process-description-subdetail-txt .ttl._mail {
  color: #0074af;
}
.process-description-subdetail-txt .ttl._other {
  color: #909090;
}
.process-description-subdetail-txt .txt {
  padding-left: 1em;
}
.process-description-subdetail-caution {
  font-size: 14px;
  letter-spacing: -0.03em;
}
.process-description-caution {
  font-size: 14px;
  line-height: 1.75;
}
.process-sub-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 30px;
  width: 93%;
  margin: 60px auto 0;
  padding: 40px;
  border-radius: 8px;
  background-color: #000;
  color: #fff;
}
.process-list-item > .process-sub-box {
  width: 100%;
  margin-top: 0;
}
.process-sub-box-ttl {
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.process-sub-box-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.process-sub-box-txt {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.process-sub-box-summary {
  font-size: 30px;
  font-weight: 300;
}
.process-sub-box-detail {
  line-height: 1.75;
}
.process-sub-box-caution {
  font-size: 14px;
  line-height: 1.75;
}
.process-sub-box-txt a {
  color: #fff;
  text-decoration: underline;
}
/*** flow-box */
.flow-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 60px;
}
.flow-box._first {
  margin-top: 0;
}
.flow-ttl {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 93%;
  height: 70px;
  margin-bottom: 65px;
  border-radius: 8px;
  background-color: #0abab5;
  color: #fff;
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.flow-subttl {
  margin-bottom: 60px;
  font-size: 26px;
  letter-spacing: -0.02em;
}
.flow-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
  width: 93%;
}
.flow-list-item {
  display: flex;
  align-items: start;
  justify-content: space-between;
  padding: 15px 0;
}
.flow-description {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.flow-description-txt {
  display: flex;
  flex-direction: column;
  gap: 20px;
  font-weight: 300;
}
.flow-description-summary {
  font-size: 30px;
}
.flow-description-detail {
  line-height: 1.75;
}
.flow-description-detail span {
  display: block;
}
.flow-description-detail span.txt {
  padding-left: 1em;
}
.flow-description-subdetail {
  display: flex;
  flex-direction: column;
  gap: 30px;
}
.flow-description-subdetail span {
  display: block;
}
.flow-description-subdetail-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.flow-description-subdetail-box-txt {
  padding-left: 2em;
}
.flow-img-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
}
.flow-sub-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 30px;
  width: 93%;
  margin: 60px auto 0;
  padding: 40px;
  border-radius: 8px;
  background-color: #202f55;
  color: #fff;
}
.flow-list-item > .flow-sub-box {
  width: 100%;
  margin: 0;
}
.flow-sub-box-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  width: 100%;
}
.flow-sub-box-detail {
  line-height: 1.75;
}
.flow-sub-box-imgs {
  display: flex;
  justify-content: center;
  gap: 30px;
  width: 100%;
}
/**** switch-btn */
.switch-btn-area {
  display: flex;
  justify-content: center;
  gap: 40px;
  width: 100%;
  margin-top: 60px;
}
.switch-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  width: 416px;
  height: 162px;
  padding: 20px 0;
  border: 4px solid rgb(255, 255, 255, 0.5);
  border-radius: 8px;
  background-color: rgb(255, 255, 255, 0.2);
  opacity: 1;
  font-size: 32px;
  font-weight: 600;
  line-height: 24px;
  position: relative;
}
.switch-btn .process-description-caution{
  position: absolute;
  top: -3rem;
  left: 0;
  color: #fff;
}
.switch-btn-txt {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 15px;
  border-radius: 4px;
  background-color: #000;
  color: #707070;
  font-size: 18px;
  font-weight: 600;
}
.switch-btn-arrow {
  width: 20px;
}
.switch-btn._active {
  border-color: #CC0033;
  background-color: #fff;
  opacity: 1;
}
.switch-btn._active .switch-btn-txt {
  background-color: #CC0033;
  color: #fff;
}
.switch-btn._active .switch-btn-arrow img {
  filter: invert(23%) sepia(65%) saturate(3170%) hue-rotate(351deg)
    brightness(97%) contrast(93%);
}
/**** login */
.login {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  margin-top: -20px;
  padding: 40px;
}
.login-txt {
  font-size: 26px;
  font-weight: 300;
}
.login-caution {
  font-size: 18px;
  font-weight: 300;
}
.login-caution span {
  display: block;
  line-height: 1.2;
}
.login-flow {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
}
.login-flow-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.login-flow-arrow {
  margin-top: -25px;
}
.login-flow-txt {
  font-size: 14px;
  font-weight: 300;
  margin-top: 10px;
}

/* footer */
footer {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 10px 0;
  text-align: center;
}
.copyright {
  color: #fff;
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 2;
}

@media (max-width: 960px) {
  .pc {
    display: none !important;
  }
  .tab {
    display: block !important;
  }

  header {
    width: 200px;
    top: 10px;
    left: 10px;
  }
  .kv {
    height: 250px;
  }
  .kv-ttl {
    width: calc(100% - 20px);
    max-width: 500px;
    height: 60px;
    padding: 0 20px;
    font-size: 20px;
  }

  .kv-ttl-sub {
    font-size: 12px;
  }

  .kv-ttl-logo {
    max-width: 45px;
  }

  .contents {
    max-width: 700px;
    padding: 30px 10px 40px;
  }
  .btn {
    padding: 15px 40px;
    font-size: 16px;
  }
  .btn-arrow {
    width: 16px;
    right: 10px;
  }

  .menu-list {
    height: 60px;
  }
  .menu-list-item {
    font-size: 12px;
  }
  .menu-list-item a {
    padding: 0 10px;
  }

  .about-ttl {
    font-size: 2.4rem;
  }
  .about-txt {
    font-size: 1.2rem;
  }

  .info-box {
    margin-top: 30px;
    padding: 10px;
    gap: 10px;
  }
  .info-icon {
    width: 40px;
  }
  .info-txt {
    font-size: 12px;
  }

  section {
    padding-top: 40px;
  }
  .section-ttl {
    font-size: 2.4rem;
  }
  .section-ttl span {
    margin-top: 15px;
    font-size: 1.3rem;
  }
  .section-ttl span:nth-child(2) {
    font-size: 1rem;
  }
  .section-contents-box {
    width: 100%;
    margin-top: 30px;
    padding: 30px 15px;
  }

  .login {
    margin-top: -10px;
    padding: 20px;
  }
  .login-txt {
    font-size: 16px;
  }
  .login-caution {
    font-size: 14px;
  }

  .process-box {
    margin-top: 30px;
  }
  .process-ttl {
    width: 100%;
    height: 50px;
    margin-bottom: 30px;
    font-size: 18px;
  }
  .process-subttl {
    font-size: 18px;
    margin-bottom: 15px;
  }
  .process-subttl._first {
    margin-top: -10px;
  }
  .process-list {
    gap: 20px;
  }
  .process-list-item {
    gap: 10px;
  }
  .process-list-item._overlay {
    gap: 20px;
  }
  .process-gray-list-txt {
    font-size: 1.8rem;
    line-height: 1.5;
  }
  .process-sub-list {
    gap: 20px;
    width: calc(100% - 30px);
  }
  .process-sub-list-item {
    gap: 10px;
  }
  .process-num {
    width: 40px;
    font-size: 8rem;
  }
  .process-description {
    gap: 20px;
    width: 100%;
  }
  .process-description-txt {
    gap: 10px;
  }
  .process-description-summary {
    font-size: 2rem;
  }
  .process-description-detail {
    font-size: 1.2rem;
  }
  .process-description-caution {
    font-size: 1rem;
  }
  .process-img {
    width: 100%;
  }
  .process-sub-box {
    gap: 20px;
    margin-top: 20px;
    padding: 20px;
  }
  .process-sub-box-ttl {
    font-size: 2rem;
  }
  .process-sub-box-inner {
    flex-direction: column;
    gap: 10px;
  }
  .process-sub-box-summary {
    font-size: 2rem;
  }
  .process-sub-box-detail {
    font-size: 1.2rem;
  }
  .process-sub-box-caution {
    font-size: 1.2rem;
  }
  .process-sub-box-img {
    width: 100%;
  }

  .flow-box {
    margin-top: 30px;
  }
  .flow-ttl {
    width: 100%;
    height: 50px;
    margin-bottom: 30px;
    font-size: 18px;
  }
  .flow-subttl {
    font-size: 18px;
    margin-bottom: 15px;
  }
  .flow-list {
    gap: 20px;
  }
  .flow-list-item {
    gap: 10px;
  }
  .flow-description {
    gap: 10px;
    width: 100%;
  }
  .flow-description-summary {
    font-size: 2rem;
  }
  .flow-description-detail,
  .flow-description-subdetail {
    font-size: 1.2rem;
  }
  .flow-description-subdetail-box-img {
    width: calc(50% - 5px);
  }
  .flow-img-box {
    gap: 15px;
    width: 100%;
  }
  .flow-img {
    width: 100%;
  }
  .flow-sub-box {
    gap: 20px;
    margin-top: 20px;
    padding: 20px;
  }
  .flow-sub-box-inner {
    flex-direction: column;
    gap: 20px;
  }
  .flow-sub-box-detail {
    font-size: 1.2rem;
  }
  .flow-sub-box-imgs {
    flex-direction: column;
    gap: 15px;
  }
  .flow-sub-box-img {
    width: 100%;
  }

  .switch-btn-area {
    gap: 20px;
    margin-top: 30px;
  }
  .switch-btn {
    width: calc(50% - 10px);
    margin: 0 auto;
    font-size: 26px;
  }
  .switch-btn .process-description-caution {
    top: -2rem;
  }
  .switch-btn-txt {
    padding: 10px;
    font-size: 16px;
  }

  .copyright {
    font-size: 10px;
    line-height: 1.5;
  }
}

@media (max-width: 767px) {
  .tab {
    display: none !important;
  }
  .sp {
    display: block !important;
  }

  .kv-ttl {
    max-width: fit-content;
  }
  .kv-ttl-sub {
    font-size: 10px;
  }

  .contents {
    max-width: 600px;
  }

  .login-flow {
    flex-direction: column;
  }
  .login-flow-item:nth-child(2) {
    height: 90px;
  }
  .login-flow-img {
    width: 100%;
  }
  .login-flow-arrow {
    width: 60px;
    margin-top: 0;
    rotate: 90deg;
  }

  .process-list-item,
  .process-sub-list-item {
    flex-direction: column;
  }

  .flow-list-item {
    flex-direction: column;
  }
  .flow-description-subdetail-box {
    flex-direction: column;
    align-items: start;
    gap: 10px;
  }
  .flow-description-subdetail-box-txt {
    padding-left: 0;
  }
  .flow-description-subdetail-box-img {
    width: 100%;
  }

  .switch-btn-area {
    flex-direction: column;
  }
  .switch-btn {
    width: 100%;
    max-width: 320px;
  }
}