@charset "utf-8";

* {
  box-sizing: border-box;
}
html {
  font-size: 62.5%;
  scroll-behavior: smooth;
}
body {
  font-size: 1.6rem;
  font-family: "Noto Sans JP", sans-serif;
  ;
  line-height: 1.5;
  color: #222;
  background-color: #fff;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
img {
  width: 100%;
  vertical-align: bottom;
}

.pcOnly {
  display: block;
}
.spOnly {
  display: none;
}

a {
  cursor: pointer;
  transition: .2s;
}
a:hover {
  opacity: .7;
}
@media screen and (max-width: 768px) {
  body {
    font-size: 1.4rem;
  }
  .pcOnly {
    display: none;
  }
  .spOnly {
    display: block;
  }
}

/* header */
header {
  padding: 12px 40px 10px;
  position: sticky;
  top: 0;
  left: 0;
  background-color: #fff;
  width: 100%;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  z-index: 999;
}
header div nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header h1 a:hover {
  opacity: 1;
}
header h1 img {
  max-width: 162px;
}
header .logo_small {
  font-size: 1rem;
  margin-top: 7px;
  text-align: left;
}
.nav_menu {
  display: flex;
  align-items: center;
}
.nav_list {
  display: flex;
  list-style: none;
  gap: 30px;
  margin-right: 40px;
}
.nav_list li a {
  text-decoration: none;
  font-weight: bold;
  font-size: 1.5rem;
}
.nav_list li.has_child>a::after {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-right: 2px solid #333;
  border-bottom: 2px solid #333;
  transform: rotate(45deg);
  margin-left: 8px;
  vertical-align: 2px;
}
.btn_apply {
  display: block;
  background: #F9B61C;
  color: #fff;
  padding: 8px 33px;
  border-radius: 50px;
  font-weight: bold;
  text-decoration: none;
}
.menu_btn_wrapper {
  display: none;
}

@media screen and (max-width: 768px) {
  header {
    padding: 12px 10px;
  }
  header h1 img {
    width: 27vw;
  }
  header .logo_small {
    font-size: 0.8rem;
    margin-top: 5px;
  }
  .menu_btn_wrapper {
    display: block;
    z-index: 1001;
  }
  .menu_btn {
    width: 30px;
    height: 24px;
    position: relative;
    cursor: pointer;
  }
  .menu_btn span {
    position: absolute;
    width: 100%;
    height: 2px;
    transition: 0.3s;
    background: #222;
  }
  .menu_btn span:nth-child(1) {
    top: 0;
  }
  .menu_btn span:nth-child(2) {
    top: 11px;
  }
  .menu_btn span:nth-child(3) {
    bottom: 0;
  }
  .menu_btn.open span:nth-child(1) {
    transform: translateY(11px) rotate(45deg);
  }
  .menu_btn.open span:nth-child(2) {
    opacity: 0;
  }
  .menu_btn.open span:nth-child(3) {
    transform: translateY(-11px) rotate(-45deg);
  }
  .nav_menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background: #fff;
    flex-direction: column;
    justify-content: flex-start;
    padding-top: 62px;
    transition: 0.4s;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
  }
  .nav_menu.open {
    right: 0;
  }
  .nav_list {
    flex-direction: column;
    margin-right: 0;
    margin-bottom: 40px;
    text-align: center;
    gap: 25px;
  }
  .nav_btn {
    width: 80%;
    text-align: center;
  }
  .btn_apply {
    font-size: 1.8rem;
    height: 50px;
    padding: 11px 20px;
  }
  .nav_list li a {
    font-size: 1.6rem;
  }
}

/* kv */
.kv {
  background: url(../img/kv_bg.jpg);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  padding: 95px 20px 124px;
  text-align: center;
}
.kv .year {
  background: #222;
  color: #fff;
  font-size: 2.6rem;
  font-weight: bold;
  padding: 10px 23px;
  display: inline-block;
}
.kv .ttl {
  color: #fff;
  font-weight: bold;
  font-size: 4.8rem;
  text-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
  margin: 30px auto 50px;
}
.kv .ttl span {
  font-size: 3.9rem;
}
.kv .period {
  background-color: rgba(0, 0, 0, 0.5);
  color: #fff;
  border: 2px solid #fff;
  font-size: 2.6rem;
  font-weight: bold;
  padding: 28px 20px;
  max-width: 600px;
  margin: 0 auto;
  border-radius: 10px;
}
.kv .period dl {
  width: fit-content;
  margin: 0 auto;
}
.kv .period div {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 0;
  margin-bottom: 8px;
}
.kv .period div dt {
  width: 6.5em;
  flex-shrink: 0;
  text-align: left;
}
.kv .period div .date {
  flex-shrink: 0;
}
.kv .period div .note {
  margin-left: auto;
}
@media screen and (max-width: 768px) {
  .kv {
    padding: 40px 20px 60px;
  }
  .kv .year {
    font-size: 1.6rem;
    padding: 4px 20px;
  }
  .kv .ttl {
    font-size: 2.3rem;
    margin: 20px auto;
  }
  .kv .ttl span {
    font-size: 1.6rem;
  }
  .kv .period {
    font-size: 1.4rem;
    padding: 20px 10px;
  }
  .kv .period div {
    flex-wrap: wrap;
  }
  .kv .period div .note {
    margin-left: auto;
  }
}
@media screen and (max-width: 350px) {
  .kv .period div .note {
    width: 100%;
    margin-left: 6.5em;
  }
}

h2 {
  font-size: 3.6rem;
  font-weight: bold;
  text-align: center;
  margin-bottom: 40px;
}
.wrapper {
  max-width: 950px;
  margin: 0 auto;
}
.white_bg {
  margin: 80px auto;
  padding: 0 20px;
}
.gray_bg {
  background: #EEEEEE;
  padding: 80px 20px 80px;
}
.btn_big {
  background: #F9B61C;
  color: #fff;
  font-weight: bold;
  font-size: 2.6rem;
  max-width: 450px;
  display: block;
  padding: 0 10px;
  height: 70px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-radius: 80px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}
.btn_big::after {
  content: "";
  border-top: solid 3px #fff;
  border-right: solid 3px #fff;
  display: inline-block;
  width: 12px;
  height: 12px;
  position: absolute;
  transform: rotate(45deg);
  top: 44%;
  right: 30px;
}
.btn02 {
  background: #fff;
  border: 3px solid #F9B61C;
  color: #F9B61C;
}
.btn02::after {
  border-top: solid 3px #F9B61C;
  border-right: solid 3px #F9B61C;
}
.btn_small {
  background: #F9B61C;
  color: #fff;
  font-weight: bold;
  font-size: 1.8rem;
  max-width: 250px;
  display: block;
  padding: 0 10px;
  height: 50px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-radius: 80px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}
.btn_small::after {
  content: "";
  border-top: solid 2px #fff;
  border-right: solid 2px #fff;
  display: inline-block;
  width: 10px;
  height: 10px;
  position: absolute;
  transform: rotate(45deg);
  top: 44%;
  right: 20px;
}
.gray_btn {
  background: #ababab;
  pointer-events: none;
}
.btn02.gray_btn {
  background: #fff;
  border: 3px solid #ababab;
  color: #ababab;
}
.btn02.gray_btn::after {
  border-top: solid 3px #ababab;
  border-right: solid 3px #ababab;
}
@media screen and (max-width: 768px) {
  h2 {
    font-size: 2.4rem;
    margin-bottom: 20px;
  }
  .white_bg {
    margin: 40px auto;
    width: 90%;
    padding: 0;
  }
  .gray_bg {
    padding: 40px 0;
  }
  .gray_bg .wrapper {
    width: 90%;
    margin: 0 auto;
  }
  .btn_big {
    font-size: 1.8rem;
    padding: 12px 10px;
  }
  .btn_big::after {
    border-top: solid 2px #fff;
    border-right: solid 2px #fff;
    right: 20px;
    width: 8px;
    height: 8px;
  }
  .btn02::after {
    border-top: solid 2px #F9B61C;
    border-right: solid 2px #F9B61C;
  }
  .btn_small {
    font-size: 1.6rem;
  }
  .btn02.gray_btn::after {
    border-top: solid 2px #ababab;
    border-right: solid 2px #ababab;
  }
}

/* briefing_session */
.briefing_session {
  margin: 60px auto 80px;
  padding: 0 20px;
  text-align: center;
}
.briefing_session p {
  font-size: 1.8rem;
  font-weight: 500;
}
.briefing_session .btn_area {
  margin-top: 20px;
}
@media screen and (max-width: 768px) {
  .briefing_session {
    margin: 40px auto;
  }
  .briefing_session p {
    font-size: 1.6rem;
  }
  .briefing_session .btn_area {
    margin-top: 14px;
  }
}

/* news */
.news_container {
  border: 1px solid #222;
  padding: 30px 40px;
  max-height: 300px;
  overflow-y: scroll;
}
.news_item {
  display: flex;
  padding: 10px 0;
  border-bottom: 1px solid #DDDDDD;
}
.news_item:last-child {
  border-bottom: none;
}
.news_item dt {
  width: 120px;
  flex-shrink: 0;
  font-weight: bold;
  font-size: 1.3rem;
}
.news_item dd {
  flex-grow: 1;
  margin-inline-start: 0;
  font-size: 1.4rem;
  font-weight: 500;
}
.news_item dd a {
  color: #F9AF1C;
  text-decoration: underline;
}
@media screen and (max-width: 768px) {
  .news_container {
    padding: 10px 14px;
    overflow-y: scroll;
  }
  .news_item {
    display: block;
  }
  .news_item dt {
    width: auto;
    font-size: 1.2rem;
  }
  .news_item dd {
    font-size: 1.3rem;
    margin-top: 5px;
  }
}

/* about */
.about .box {
  background-color: rgba(255, 255, 255, 0.7);
  padding: 30px 20px;
  text-align: center;
  font-size: 1.8rem;
  font-weight: 500;
  border-radius: 10px;
  margin-bottom: 20px;
}
.about .box:last-child {
  margin-bottom: 0;
}
.about dl dt {
  color: #F9B61C;
  font-size: 2.4rem;
  font-weight: bold;
  margin-bottom: 10px;
}
.about dd span {
  font-size: 1.4rem;
}
@media screen and (max-width: 768px) {
  .about .box {
    font-size: 1.4rem;
    padding: 20px 15px;
    margin-bottom: 10px;
  }
  .about dl dt {
    font-size: 1.8rem;
    margin-bottom: 6px;
  }
  .about dd span {
    font-size: 1.2rem;
  }
}

/* system */
.system_box {
  border: 2px solid #003366;
  text-align: center;
}
.system_box .ttl {
  font-size: 1.8rem;
  font-weight: bold;
  background: #003366;
  color: #fff;
  letter-spacing: .2em;
  padding: 10px;
}
.system_box .box_inner {
  padding: 30px 20px 40px;
}
.system_box .box_ttl {
  font-weight: 500;
  margin-bottom: 30px;
}
.system_box .step {
  display: flex;
  flex-direction: column;
  gap: 50px;
}
.system_box .step_flex {
  display: flex;
  gap: 20px;
  align-items: center;
  width: 386px;
  margin: 0 auto 20px;
}
.system_box .step_ttl {
  background: #003366;
  color: #fff;
  font-weight: 900;
  font-size: 2.2rem;
  padding: 3px 10px;
  width: 150px;
  border-radius: 5px;
  display: inline-block;
}
.system_box .btn_inner {
  width: 100%;
}
/*
.system_box .btn_inner {
  width: 45%;
}*/
.system_box .btn_big {
  font-size: 2.2rem;
}
.system_box .btn_big span {
  font-size: 1.5rem;
}
.system_box .btn_inner .small {
  font-size: 1.4rem;
  margin-top: 10px;
}
.system_box .step_text {
  font-weight: 500;
  font-size: 1.8rem;
}
.system_box .btn_big.mt {
  margin-top: 20px;
}
.red {
  color: #c11717;
}
.system_box .red {
  margin: 30px auto 0;
  font-weight: 500;
  font-size: 1.4rem;
}

@media screen and (max-width: 768px) {
  .system_box .ttl {
    font-size: 1.6rem;
    padding: 5px;
  }
  .system_box .box_inner {
    padding: 20px 15px;
  }
  .system_box .btn_area {
    flex-direction: column;
    gap: 20px;
  }
  .system_box .btn_inner {
    width: 100%;
  }
  .system_box .btn_big span {
    font-size: 1.4rem;
  }
  .system_box .btn_inner .small {
    font-size: 1.2rem;
    margin-top: 6px;
  }
  .system_box .btn_big {
    font-size: 1.6rem;
  }
  .system_box .btn_big.mt {
    margin-top: 10px;
  }
  .system_box .step_flex {
    flex-direction: column;
    gap: 5px;
    margin-bottom: 15px;
    width: auto;
  }
  .system_box .step_ttl {
    font-size: 1.6rem;
    width: 120px;
  }
  .system_box .step_text {
    font-size: 1.6rem;
  }
  .system_box .red {
    font-size: 1.2rem;
    text-align: left;
  }
  .system_box .step {
    gap: 40px;
  }
}
@media screen and (max-width: 360px) {
  .system_box .btn_big {
    font-size: 1.4rem;
  }
  .system_box .btn_big span {
    font-size: 1.2rem;
  }
}

/* target */
.target table {
  width: 100%;
  border-collapse: collapse;
  background-color: #fff;
}
.target table th {
  background-color: #003366;
  color: #fff;
  font-weight: bold;
  padding: 10px;
  border-right: 1px solid #eee;
  text-align: center;
}
.target table td {
  padding: 10px;
  border-bottom: 1px solid #eee;
}
.target table td[rowspan] {
  background-color: #fafafa;
  font-weight: bold;
  border-right: 1px solid #eee;
  width: 25%;
  color: #003366;
  text-align: center;
  vertical-align: middle;
  padding: 20px;
}
.target table td:not([rowspan]) {
  text-align: left;
  background-color: #fff;
  font-weight: normal;
  padding: 10px 15px 10px 30px;
  vertical-align: middle;
}
.target table tr:has(td[rowspan]) {
  border-top: 2px solid #00336633;
}
.target table tr:last-child td {
  padding-left: 30px;
}
.target .notes {
  margin-top: 20px;
}

@media screen and (max-width: 768px) {
  .target table td:not([rowspan]) {
    padding: 10px;
  }
  .target table td[rowspan] {
    padding: 20px 10px;
  }
  .target table tr:last-child td {
    padding-left: 10px;
  }
  .target .notes {
    margin-top: 10px;
  }
}

/* flow */
.flow_img {
  display: flex;
  flex-direction: column;
  gap: 50px;
  justify-content: center;
}
.flow .ttl_text {
  font-size: 1.8rem;
  text-align: center;
  margin-bottom: 20px;
  font-weight: 500;
}
.flow .text_area {
  margin-top: 30px;
}
.notes dl div {
  display: flex;
  margin-bottom: 0.5em;
  font-size: 1.4rem;
  line-height: 1.6;
}
.notes dt {
  width: 2.5em;
  flex-shrink: 0;
  font-weight: normal;
}
.notes dd {
  margin-inline-start: 0;
}
.notes02 dt {
  width: 1.2em;
}
.flow .download_area {
  text-align: center;
  margin-top: 30px;
}
.flow .download_area p {
  font-weight: 500;
  margin-bottom: 20px;
}
@media screen and (max-width: 768px) {
  .flow_img {
    gap: 20px;
  }
  .flow .ttl_text {
    font-size: 1.6rem;
  }
  .flow .text_area {
    margin-top: 14px;
  }
  .notes dl div {
    font-size: 1.2rem;
  }
  .notes dt {
    width: 2em;
  }
  .notes02 dt {
    width: 1.2em;
  }
  .flow .download_area p {
    margin-bottom: 10px;
  }
  .flow .download_area {
    margin-top: 20px;
  }
}

/* info */
.info p {
  text-align: center;
  font-weight: 500;
  font-size: 2rem;
}
.info p a {
  color: #F9B61C;
  text-decoration: underline;
}
@media screen and (max-width: 768px) {
  .info p {
    font-size: 1.6rem;
  }
}

/* footer */
footer {
  padding: 0 20px 30px;
  text-align: center;
}
footer .link_area {
  background: #EEEEEE;
  padding: 14px;
  margin-bottom: 40px;
}
footer .link_area ul {
  display: flex;
  justify-content: center;
  gap: 30px;
  font-size: 1.4rem;
  font-weight: 500;
}
footer .link_area ul li {
  position: relative;
  padding-right: 14px;
}
footer .link_area ul li::before {
  content: "";
  position: absolute;
  width: 7px;
  height: 7px;
  top: 50%;
  right: 7px;
  border: #222 solid;
  border-width: 1.5px 1.5px 0 0;
  transform: rotate(45deg) translateY(-50%);
}
footer .logo {
  max-width: 162px;
  margin: 0 auto;
}
footer .copyright {
  font-size: 1rem;
  text-align: center;
  margin-top: 10px;
}
footer .logo_small {
  font-size: 1rem;
  text-align: center;
  margin-top: 10px;
}
@media screen and (max-width: 768px) {
  footer {
    padding: 0 0 30px;
  }
  footer .logo {
    width: 28vw;
  }
  footer .link_area {
    margin-bottom: 30px;
    padding: 14px 20px;
  }
  footer .link_area ul {
    font-size: 1.2rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}

/* topボタン */
.back-to-top {
  position: fixed;
  opacity: 0;
  visibility: hidden;
  transition: all 0.5s;
  right: 20px;
  bottom: 20px;
  width: 50px;
  height: 50px;
  background-color: rgba(0, 0, 0, 0.6);
  border: 1px solid #ffffff;
  color: #ffffff;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  border-radius: 4px;
}
.back-to-top.is-show {
  opacity: 1;
  visibility: visible;
}
.back-to-top::after {
  content: "";
  width: 10px;
  height: 10px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  transform: rotate(45deg);
  margin-top: 5px;
}

.back-to-top:hover {
  background-color: #F9B61C;
  opacity: 1;
}

/* privacy */
.privacy_content,
.security_content {
  font-size: 1.4rem;
  line-height: 1.6;
}
.privacy_wrapper,
.security_wrapper {
  margin: 30px auto 0;
}
.privacy_content h3,
.security_content h3 {
  font-size: 2.2rem;
  font-weight: bold;
  margin-top: 50px;
}
.privacy_content h4,
.security_content h4 {
  font-size: 1.8rem;
  font-weight: bold;
  margin-top: 20px;
}
.privacy_content h4:first-child,
.security_content h4:first-child {
  margin-top: 0;
}
.privacy_content .date,
.security_content .date {
  text-align: right;
}
.privacy_content .title_text,
.security_content .title_text {
  text-align: center;
  font-size: 2.4rem;
  margin-bottom: 20px;
  font-weight: 500;
}
.privacy_content a,
.security_content a {
  text-decoration: underline;
  color: #0461bf;
  font-weight: 500;
}
.privacy_content a:hover,
.security_content a:hover {
  text-decoration: none;
}
.privacy_content .list,
.security_content .list {
  margin-left: 3.1em;
}
.privacy_content .list>li,
.security_content .list>li {
  list-style-type: none;
  counter-increment: cnt;
}
.privacy_content .list>li::before,
.security_content .list>li::before {
  content: "（ " counter(cnt) " ）";
  display: inline-block;
  margin-left: -3.1em;
  width: 3.1em;
}
.privacy_content .box,
.security_content .box {
  border: 1px solid #F9B61C;
  padding: 12px;
  margin: 20px 0;
}
.decimal {
  list-style: decimal;
}
.decimal li {
  padding-left: 0.3em;
  margin-left: 2.2em;
}
.disc {
  list-style: none;
}
.disc li {
  position: relative;
  padding-left: 1.2em;
  list-style: none;
}
.disc>li::before {
  content: "・";
  position: absolute;
  left: 0;
  top: 0;
  display: block;
}
.privacy_content .box .box_ttl,
.security_content .box .box_ttl {
  font-weight: 500;
  font-size: 1.6rem;
}
.privacy_content .privacy_img {
  max-width: 108px;
  margin-top: 20px;
}
.privacy_content h5,
.security_content h5 {
  font-size: 1.6rem;
  font-weight: 500;
}
@media screen and (max-width: 768px) {

  .privacy_wrapper {
    margin: 20px auto 0;
  }
  .privacy_content .title_text {
    font-size: 2rem;
    margin-top: 10px;
  }
}