:root {
  font-size: 62.5%;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html,
body {
  font-family: "Hiragino Kaku Gothic ProN", "Helvetica Neue", Arial, "Hiragino Sans", Meiryo, sans-serif;
  font-size: 1.6rem;
  color: #333333;
  margin: 0;
  padding: 0;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

a {
  color: inherit;
  text-decoration: none;
  transition: .25s;
}

a:hover {
  opacity: .75;
}

button,
input[type=submit] {
  cursor: pointer;
  transition: .25s;
  -webkit-box-sizing: content-box;
  -webkit-appearance: button;
  appearance: button;
  box-sizing: border-box;
}

button:-webkit-search-decoration,
input[type=submit]:-webkit-search-decoration {
  display: none;
}

button:focus,
input[type=submit]:focus {
  outline-offset: -2px;
}

button:hover,
input[type=submit]:hover {
  opacity: .75;
}

h1,
h2,
h3,
p {
  margin: 0;
}

input:-webkit-autofill {
  -webkit-box-shadow: 0 0 0px 1000px #FFFFFF inset;
}

body {
  margin: 0;
  padding: 0;
  position: relative;
  min-height: 100vh;
  background-color: #F0F3F8;
}

.regist_header {
  padding-left: 16px;
  background-color: #124385;
}

.regist_header__inner {
  margin: 0 auto;
  padding: 12px 0;
  width: 100%;
  max-width: 540px;
}

.regist_header__logo {
  width: 164px;
  height: auto;
}

.regist_contents {
  margin: 0 auto;
  padding: 32px 16px 120px;
  max-width: 540px;
  height: auto;
}

@media screen and (min-width: 768px) {
  .regist_contents {
    padding-top: 48px;
  }
}

.regist_titile {
  text-align: center;
  font-size: 2.4rem;
  font-weight: 600;
}

@media screen and (min-width: 768px) {
  .regist_titile {
    font-size: 3.2rem;
  }
}

.regist_progress_bar {
  position: relative;
  margin-top: 8px;
  background-color: #D3DDEB;
  height: 12px;
}

@media screen and (min-width: 768px) {
  .regist_progress_bar {
    height: 16px;
  }
}

.regist_progress_bar__text {
  margin-top: 32px;
  font-size: 1.4rem;
  font-weight: 600;
  color: #124385;
}

@media screen and (min-width: 768px) {
  .regist_progress_bar__text {
    font-size: 1.8rem;
  }
}

.regist_progress_bar__inner {
  position: absolute;
  top: 0;
  left: 0;
  height: 12px;
  background-color: #124385;
}

@media screen and (min-width: 768px) {
  .regist_progress_bar__inner {
    height: 16px;
  }
}

.regist_progress_bar__inner--10 {
  width: 10%;
}

.regist_progress_bar__inner--20 {
  width: 20%;
}

.regist_progress_bar__inner--30 {
  width: 30%;
}

.regist_progress_bar__inner--40 {
  width: 40%;
}

.regist_progress_bar__inner--50 {
  width: 50%;
}

.regist_progress_bar__inner--60 {
  width: 60%;
}

.regist_progress_bar__inner--70 {
  width: 70%;
}

.regist_progress_bar__inner--80 {
  width: 80%;
}

.regist_progress_bar__inner--90 {
  width: 90%;
}

.regist_progress_bar__inner--95 {
  width: 95%;
}

.regist_progress_bar__inner--99 {
  width: 99%;
}

.regist_form_title {
  margin-top: 32px;
  margin-bottom: 12px;
  font-size: 1.6rem;
  font-weight: 600;
}

@media screen and (min-width: 768px) {
  .regist_form_title {
    font-size: 2rem;
  }
}

.regist_form_title__bold {
  font-size: 2rem;
  color: #124385;
}

@media screen and (min-width: 768px) {
  .regist_form_title__bold {
    font-size: 2.4rem;
  }
}

.regist_form label, .regist_form input {
  display: block;
}

.regist_form input::placeholder, .regist_form textarea::placeholder {
  color: #D3DDEB;
}

.regist_form select {
  -webkit-appearance: none;
  appearance: none;
  color: #333333;
}

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

.regist_form__label {
  margin-top: 12px;
  width: 100%;
  font-size: 1.4rem;
  font-weight: 600;
}

@media screen and (min-width: 768px) {
  .regist_form__label {
    font-size: 1.6rem;
  }
}

.regist_form__label--require {
  font-weight: 600;
  color: #FF0000;
}

.regist_form__label--optional {
  font-weight: 600;
  color: #124385;
}

.regist_form__input, .regist_form__select, .regist_form__textarea {
  margin-top: 8px;
  padding: 16px;
  width: 100%;
  height: 54px;
  font-size: 1.6rem;
  background-color: #FFFFFF;
  border: 1px solid #D3DDEB;
  border-radius: 4px;
}

.regist_form__select_wrapper {
  position: relative;
}

.regist_form__select_wrapper::after {
  position: absolute;
  top: 34px;
  right: 16px;
  content: "";
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 6px solid #333333;
}

.regist_form__textarea {
  height: 200px;
}

.regist_form__name {
  display: flex;
  gap: 12px;
}

.regist_form__name_group {
  width: 50%;
}

.regist_form__name_label {
  margin-top: 0;
}

.regist_form__info {
  margin-top: 20px;
  font-size: 1.4rem;
  line-height: 21px;
}

@media screen and (min-width: 768px) {
  .regist_form__info {
    margin-top: 32px;
    font-size: 1.6rem;
  }
}

.regist_form__info a {
  color: #124385;
}

.regist_form__checkbox_wrapper {
  display: flex;
  margin-top: 12px;
  width: 100%;
  background-color: white;
  border-radius: 8px;
}

.regist_form input[type=checkbox] {
  display: none;
}

.regist_form__checkbox_label {
  position: relative;
  margin-left: 24px;
  padding: 15px 16px;
  width: 100%;
}

.regist_form__checkbox_label:hover {
  cursor: pointer;
}

.regist_form__checkbox_label:after, .regist_form__checkbox_label:before {
  position: absolute;
  content: "";
  display: block;
}

.regist_form__checkbox_label::after {
  top: 19px;
  left: -6px;
  width: 16px;
  height: 16px;
  border: 2px solid #D3DDEB;
  border-radius: 4px;
}

.regist_form__checkbox_label:before {
  top: 21px;
  left: 0px;
  width: 5px;
  height: 9px;
  border-right: 2px solid #333333;
  border-bottom: 2px solid #333333;
  transform: rotate(45deg);
  opacity: 0;
}

input[type=checkbox]:checked + .regist_form__checkbox_label:before {
  opacity: 1;
}

input[type=checkbox]:checked + .regist_form__checkbox_label:after {
  border-color: #333333;
}

.regist_form__zip_wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
  max-width: 360px;
}

.regist_form__zip {
  display: flex;
  align-items: center;
  gap: 8px;
}

.regist_form__zip_1 {
  margin-top: 0;
  max-width: 76px;
}

.regist_form__zip_2 {
  margin-top: 0;
  max-width: 96px;
}

.regist_form__zip_button {
  padding: 10px 12px;
  height: fit-content;
  background-color: #8290A4;
  border: none;
  border-radius: 20px;
  font-size: 1.4rem;
  font-weight: 600;
  color: #FFFFFF;
}

.regist_form__price_wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
}

.regist_form__price_wrapper .regist_form__select_wrapper {
  width: 50%;
}

.regist_form__status_wrapper .regist_form__checkbox_label {
  position: relative;
  margin-left: 8px;
  padding: 0 16px 12px;
  width: 100%;
  line-height: 20px;
}

.regist_form__status_wrapper .regist_form__checkbox_label:after {
  position: absolute;
  content: "";
  display: block;
}

.regist_form__status_wrapper .regist_form__checkbox_label::after {
  top: 1px;
  left: -8px;
  content: url(../images/checkbox.svg);
  border: none;
  border-radius: 0;
}

.regist_form__status_wrapper input[type=checkbox]:checked + .regist_form__checkbox_label:after {
  content: url(../images/checked.svg);
}

.regist_form__status_wrapper input[type=checkbox]:checked + .regist_form__checkbox_label::before {
  opacity: 0;
}

.regist_button_wrapper {
  position: relative;
  margin-top: 32px;
}

.regist_button_wrapper::after {
  content: url(../images/button-arrow.svg);
  position: absolute;
  top: 20px;
  right: 16px;
}

.regist_button_wrapper--submit {
  margin-top: 74px;
}

.regist_button_wrapper--regist::after {
  content: '';
}

.regist_button {
  padding: 18px 0;
  width: 100%;
  max-width: 540px;
  color: #FFFFFF;
  box-shadow: 0px -4px 0px 0px rgba(0, 0, 0, 0.15) inset;
  box-shadow: 0px 2px 2px 0px rgba(0, 0, 0, 0.2);
  border: none;
  border-radius: 12px;
  text-align: center;
  font-size: 2.4rem;
  font-weight: 600;
  line-height: 24px;
}

.regist_button:hover {
  opacity: 1;
}

.regist_button--submit {
  background-color: #FF7A00;
}

.regist_button--next {
  background-color: #86B121;
}

.regist_button--regist {
  background-color: #FF7A00;
}

.regist_button__fukidashi_wrapper {
  position: absolute;
  top: -42px;
  left: 20%;
  z-index: 1000;
}

@media screen and (min-width: 768px) {
  .regist_button__fukidashi_wrapper {
    left: 29%;
  }
}

.regist_button__fukidashi {
  position: relative;
  padding: 7px 20px;
  width: fit-content;
  font-size: 1.4rem;
  font-weight: 600;
  color: #FFFFFF;
  background-color: #3AA8FF;
  border-radius: 20px;
  filter: drop-shadow(0px 2px 2px rgba(0, 0, 0, 0.2));
}

@media screen and (min-width: 768px) {
  .regist_button__fukidashi {
    font-size: 1.6rem;
  }
}

.regist_button__fukidashi::after {
  content: '';
  position: absolute;
  bottom: -11px;
  left: 98px;
  transform: translateX(-50%);
  border-top: solid 12px #3AA8FF;
  border-right: solid 12px transparent;
  border-left: solid 12px transparent;
}

@media screen and (min-width: 768px) {
  .regist_button__fukidashi::after {
    left: 104px;
  }
}

.regist_footer {
  position: absolute;
  bottom: 0;
  padding: 20px;
  width: 100%;
  background-color: #FFFFFF;
  font-size: 12px;
  color: #8290A4;
}

.regist_footer__inner {
  margin: 0 auto;
  width: fit-content;
}

/* ------ pages ------- */
.regist_advantages {
  margin-top: 32px;
  margin-bottom: 20px;
  text-align: center;
  font-size: 18px;
  font-weight: bold;
}

@media screen and (min-width: 768px) {
  .regist_advantages {
    font-size: 24px;
  }
}

.regist_advantages__bold {
  color: #124385;
}

.regist_survey_message {
  margin-top: 32px;
  width: 100%;
  font-size: 1.6rem;
}

@media screen and (min-width: 768px) {
  .regist_survey_message {
    font-size: 1.8rem;
  }
}

.regist_survey_message__title {
  font-size: 2rem;
  font-weight: 600;
  color: #124385;
}

@media screen and (min-width: 768px) {
  .regist_survey_message__title {
    font-size: 2.4rem;
  }
}

.regist_survey_message__emphasis {
  font-weight: 600;
  color: #FF7A00;
}

.regist_hide {
  display: none;
}

.regist_button_disabled {
  opacity: .7;
  pointer-events: none;
}

.regist_error__input {
  border: solid 2px #FF0000;
  background-color: #FFE4E4;
}

.regist_format_error__input {
  border: solid 2px #FF0000;
  background-color: #FFE4E4;
}

.regist_zip_error__input {
  border: solid 2px #FF0000;
  background-color: #FFE4E4;
}

.regist_form__error_message {
  margin-top: 8px;
  font-size: 1.2rem;
  color: #FF0000;
}

@media screen and (min-width: 768px) {
  .regist_form__error_message {
    font-size: 1.4rem;
  }
}