:root {
  --color_navy: #1f2c5c;
  --color_red: #b81c22;
}

html {
  font-size: 62.5%;
  overflow-x: hidden;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.6rem;
  line-height: 2.1;
  font-weight: 400;
  color: #000;
}

small {
  font-size: 1.4rem;
}

sub {
  bottom: 0;
}

.img {
  width: 100%;
  height: auto;
  line-height: 0;
}

a {
  opacity: 1;
  transition-duration: 0.3s;
}

a:hover {
  opacity: 0.8;
}

a.links {
  text-decoration: underline;
}

a.links:hover {
  text-decoration: none;
}

.pc {
  display: block;
}

br.pc, br.sp {
  font-size: 0;
}

.sp {
  display: none;
}

.rt {
  text-align: right;
}

@media print, screen and (max-width: 1070px) {
  html {
    font-size: 54%;
    overflow-x: hidden;
  }

  .pc {
    display: none;
  }

  .sp {
    display: block;
  }

  .img {
    margin-top: 30px;
  }
}

/* animation
=================================================================*/
.fade-zero {
  opacity: 0;
  transition: .6s;
  visibility: hidden
}

.fade-zero.go {
  opacity: 1;
  transform: translateY(0) translateX(0);
  visibility: visible
}

.fade {
  opacity: 0;
  transition: .8s;
  visibility: hidden
}

.fade.go {
  opacity: 1;
  transform: translateY(0) translateX(0);
  visibility: visible
}

.fade-up {
  opacity: 0;
  transition: .8s;
  visibility: hidden;
  transform: translateY(50px)
}

.fade-up.go {
  opacity: 1;
  transform: translateY(0) translateX(0);
  visibility: visible
}

@media print, screen and (min-width: 768px) {
  .fade-up {
    transform: translateY(100px)
  }
}

.fade-down {
  opacity: 0;
  transition: .8s;
  visibility: hidden;
  transform: translateY(-50px)
}

.fade-down.go {
  opacity: 1;
  transform: translateY(0) translateX(0);
  visibility: visible
}

@media print, screen and (min-width: 768px) {
  .fade-down {
    transform: translateY(-100px)
  }
}

.fade-left {
  opacity: 0;
  transition: .8s;
  visibility: hidden;
  transform: translateX(-50px)
}

.fade-left.go {
  opacity: 1;
  transform: translateY(0) translateX(0);
  visibility: visible
}

@media print, screen and (min-width: 768px) {
  .fade-left {
    transform: translateX(-100px)
  }
}

.fade-right {
  opacity: 0;
  transition: .8s;
  visibility: hidden;
  transform: translateX(50px)
}

.fade-right.go {
  opacity: 1;
  transform: translateY(0) translateX(0);
  visibility: visible
}

@media print, screen and (min-width: 768px) {
  .fade-right {
    transform: translateX(100px)
  }
}

.fade-top--right {
  opacity: 0;
  transition: .8s;
  visibility: hidden;
  transform: translateY(-20px) translateX(20px)
}

.fade-top--right.go {
  opacity: 1;
  transform: translateY(0) translateX(0);
  visibility: visible
}

@media print, screen and (min-width: 768px) {
  .fade-top--right {
    transform: translateY(-100px) translateX(100px)
  }
}

.fade-top--left {
  opacity: 0;
  transition: .8s;
  visibility: hidden;
  transform: translateY(-20px) translateX(-20px)
}

.fade-top--left.go {
  opacity: 1;
  transform: translateY(0) translateX(0);
  visibility: visible
}

@media print, screen and (min-width: 768px) {
  .fade-top--left {
    transform: translateY(-100px) translateX(-100px)
  }
}

.fade-bottom--right {
  opacity: 0;
  transition: .6s;
  visibility: hidden;
  transform: translateY(20px) translateX(20px)
}

.fade-bottom--right.go {
  opacity: 1;
  transform: translateY(0) translateX(0);
  visibility: visible
}

@media print, screen and (min-width: 768px) {
  .fade-bottom--right {
    transform: translateY(100px) translateX(100px)
  }
}

.fade-bottom--left {
  opacity: 0;
  transition: .8s;
  visibility: hidden;
  transform: translateY(20px) translateX(-20px)
}

.fade-bottom--left.go {
  opacity: 1;
  transform: translateY(0) translateX(0);
  visibility: visible
}

@media print, screen and (min-width: 768px) {
  .fade-bottom--left {
    transform: translateY(100px) translateX(-100px)
  }
}

.time-early {
  transition: .6s
}

.time-01 {
  transition-delay: .1s
}

.time-03 {
  transition-delay: .3s
}

.time-05 {
  transition-delay: .5s
}

.time-10 {
  transition-delay: 1s
}

.time-15 {
  transition-delay: 1.5s
}

.time-20 {
  transition-delay: 2s
}

.time-25 {
  transition-delay: 2.5s
}

.time-30 {
  transition-delay: 3s
}

/* header
=================================================================*/
header {
  background-color: #fff;
}

header .inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 40px 0;
}

.header_logo {
  display: block;
  max-width: 294px;
  width: 100%;
  height: 33px;
}

.header_logo img {
  width: 100%;
  height: 100%;
  vertical-align: middle;
}

.header_nav_list {
  display: flex;
  width: 100%;
}

.header_nav_list li {
  margin-left: 30px;
}

.header_nav_list li a {
  padding: 10px 0;
}

.header_nav_list li a:hover, .header_nav_list li a.active, .news .header_nav_list li:nth-child(1) a, .service .header_nav_list li:nth-child(2) a, .policy .header_nav_list li:nth-child(3) a, .access .header_nav_list li:nth-child(4) a, .company .header_nav_list li:nth-child(5) a, .recruit .header_nav_list li:nth-child(6) a {
  color: var(--color_red);
  opacity: 1;
  border-bottom: 1px solid var(--color_red);
}

.header_nav_list li.permit {
  margin-right: 0;
}

.header_nav_list li.permit a {
  background-color: var(--color_navy);
  border-radius: 5px;
  color: #fff;
  padding: 8px 25px;
}

.header_nav_list li.permit a:hover {
  opacity: 0.8;
  border-bottom: none;
}

@keyframes fadeIn {
  0% {
    top: 45%;
    opacity: 0;
  }

  100% {
    top: 50%;
    opacity: 1;
  }
}

.container {
  height: auto;
}

@media print, screen and (max-width: 1070px) {
  header {
    position: relative;
  }

  header .inner {
    background-color: #fff;
    position: fixed;
    width: 100%;
    z-index: 100;
    padding: 10px 15px;
    margin: 0;
  }

  .header_logo {
    max-width: 220px;
  }

  .header_nav {
    display: none;
  }

  .header_nav_list li a:hover, .header_nav_list li a.active, .news .header_nav_list li:nth-child(1) a, .service .header_nav_list li:nth-child(2) a, .policy .header_nav_list li:nth-child(3) a, .access .header_nav_list li:nth-child(4) a, .company .header_nav_list li:nth-child(5) a, .recruit .header_nav_list li:nth-child(6) a {
    border-bottom: none;
  }

  .container {
    display: none;
  }

  .container.active {
    display: block;
    position: relative;
    height: 100vh;
    width: 100%;
    position: fixed;
    left: 0;
    top: 0;
    z-index: -1;
  }

  .hamburger-menu {
    position: fixed;
    top: 17px;
    right: 20px;
    width: 25px;
    height: 18px;
    cursor: pointer;
    z-index: 101;
  }

  .hamburger-menu .line {
    display: block;
    position: absolute;
    width: 100%;
    height: 1px;
    background-color: var(--color_navy);
    transition: all 0.2s ease;
  }

  .hamburger-menu .line:nth-of-type(1) {
    top: 0;
  }

  .hamburger-menu .line:nth-of-type(2) {
    top: 50%;
    transform: translateY(-50%);
  }

  .hamburger-menu .line:nth-of-type(3) {
    bottom: 0;
  }

  .hamburger-menu.active > .line:nth-of-type(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
  }

  .hamburger-menu.active > .line:nth-of-type(2) {
    opacity: 0;
  }

  .hamburger-menu.active > .line:nth-of-type(3) {
    top: 50%;
    bottom: auto;
    transform: translateY(-50%) rotate(-45deg);
  }

  .header_nav {
    padding-top: 50px;
  }

  .header_nav.active {
    display: flex;
    flex-direction: column;
    background-color: var(--color_navy);
    background-color: #fff;
    padding: 14px;
    width: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: fadeIn 0.5s forwards;
    height: 100vh;
  }

  .header_nav a {
    display: block;
    text-decoration: none;
    padding: 7px 14px;
    margin: 4px;
    transition: all 0.2s;
  }

  .header_nav a:hover {
    text-decoration: none;
  }

  .header_nav_list {
    display: block;
    width: 100%;
    padding-top: 50px;
  }

  .header_nav_list li {
    margin-left: 0;
  }

  .header_nav_list li a {
    padding: 10px 25px;
    border-top: 1px solid #E7E7E7;
  }
}

/* main
=================================================================*/
.main_visual {
  min-height: 370px;
  position: relative;
  overflow: hidden;
}

.main_visual_jp {
  border-left: 10px solid var(--color_red);
  font-size: 310%;
  font-weight: bold;
  line-height: 1.1;
  letter-spacing: 0.2em;
  color: #fff;
  padding-left: 15px;
  margin-top: 6%
}

.main_visual_jp_none {
  font-size: 290%;
  font-weight: bold;
  line-height: 1.1;
  letter-spacing: 0.1em;
  color: #fff;
}

.main_visual.compact {
  min-height: 14vh;
}

.main_visual.compact .main_visual_jp {
  color: var(--color_navy);
  margin-top: 3.5%
}

.main_visual_en {
  font-family: "Red Hat Text", sans-serif;
  font-size: 680%;
  font-weight: bold;
  line-height: 1;
  letter-spacing: 0.02em;
  color: #fff;
  opacity: 0.6;
  position: absolute;
  bottom: -0.2em;
  opacity: 0.5 !important;
}

.warpper {
  padding: 100px 0;
}

section {
  padding: 50px 0 130px;
}

.inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.inner_in {
  width: 85%;
  max-width: 1000px;
  margin: 0 auto;
}

.inner_half {
  width: 46%;
}

.caption {
  text-align: center;
  padding: 120px 0 100px;
}

.caption_title {
  display: inline-block;
  border-bottom: 3px solid var(--color_red);
  font-size: 290%;
  line-height: 1.7;
  color: var(--color_navy);
  text-align: center;
  margin: 0 auto;
  padding-bottom: 5px;
}

.caption_txt {
  font-size: 120%;
  margin: 20px 0 40px;
  /*text-align: left;*/
  text-align: justify;
}

.heading_box {
  padding-bottom: 40px;
}

.heading_title {
  background: #244365;
  background: linear-gradient(90deg, rgba(36, 67, 101, 1) 0%, rgba(32, 39, 56, 1) 49%, rgba(38, 73, 109, 1) 100%);
  border-radius: 20px 20px 20px 0;
  min-width: 14em;
  padding: 15px 60px;
  display: inline-block;
  font-size: 220%;
  font-weight: bold;
  line-height: 2;
  letter-spacing: 0.15em;
  color: #fff;
  position: relative;
  left: 40px;
}

.heading_title::after {
  content: "";
  width: 80px;
  height: 80px;
  border-radius: 17px 17px 0 17px;
  background-color: var(--color_red);
  position: absolute;
  left: -40px;
  bottom: -40px;
  z-index: -1;
}

.heading_title_sub {
  font-size: 170%;
  font-weight: bold;
  line-height: 1.25;
  color: var(--color_navy);
  position: relative;
  padding-left: 37px;
  margin-top: 50px;
}

.heading_title_sub::after {
  content: "";
  width: 1em;
  height: 1em;
  border-radius: 5px 5px 0 5px;
  background-color: var(--color_red);
  position: absolute;
  left: 0;
  top: 7%;
}

.heading_txt {
  font-size: 120%;
  line-height: 1.9;
  text-align: justify;
}

.heading_txt_indent {
  padding-left: 41px;
  margin-top: 10px;
}

.btn_arrow {
  border: 2px solid var(--color_navy);
  border-radius: 10px;
  font-size: 120%;
  font-weight: bold;
  line-height: 1.5;
  text-align: center;
  margin: 80px auto 40px;
  width: 700px;
}

.btn_arrow a {
  background: url("/assets/img/icon_arrow.png") no-repeat right 30px top 50%;
  background-size: 26px 15px;
  display: block;
  padding: 20px 15px;
}

.btn_arrow a:hover {
  background: url("/assets/img/icon_arrow.png") no-repeat right 20px top 50%;
  background-size: 26px 15px;
}

.back_top {
  width: 17em;
  font-size: 140%;
  letter-spacing: 0.2em;
}

@media print, screen and (max-width: 1070px) {
  .main_visual {
    min-height: 260px;
  }

  .main_visual.compact {
    min-height: 7vh;
  }

  .main_visual_jp {
    border-left: 8px solid var(--color_red);
    font-size: 200%;
    letter-spacing: 0;
  }

  .main_visual_en {
    font-size: 340%;
  }

  section {
    padding: 25px 0 50px;
  }

  main {
    padding-top: 60px;
  }

  .warpper {
    padding: 50px 0;
  }

  .inner {
    width: auto;
    max-width: none;
    margin: 0 20px;
  }

  .inner_in {
    width: auto;
    max-width: 100%;
    margin: 0 20px;
  }

  .inner_half {
    width: 100%;
  }

  .caption {
    padding: 40px 0;
  }

  .caption_title {
    font-size: 180%;
    line-height: 1.35;
  }

  .caption_txt {
    font-size: 110%;
  }

  .heading_box {
    margin-left: 20px;
    padding-bottom: 30px;
  }

  .heading_title {
    border-radius: 10px 10px 10px 0;
    padding: 13px 15px;
    font-size: 140%;
    line-height: 1.4;
    letter-spacing: 0.1em;
    min-width: calc(100% - 20px);
    position: relative;
    left: auto;
  }

  .heading_title::after {
    width: 40px;
    height: 40px;
    border-radius: 8px 8px 0 8px;
    left: -20px;
    bottom: -20px;
  }

  .heading_title_sub {
    font-size: 130%;
    padding-left: 26px;
    margin-top: 30px;
  }

  .heading_txt {
    font-size: 100%;
  }

  .heading_txt_indent {
    padding-left: 26px;
  }

  .btn_arrow {
    margin: 40px auto 20px;
    max-width: 380px;
    width: 100%;
    font-size: 100%;
  }

  .btn_arrow a {
    background-size: 17px 10px;
  }

  .btn_arrow a:hover {
    background-size: 17px 10px;
  }
}

/* footer
=================================================================*/
footer {
  background-color: var(--color_navy);
  color: #fff;
}

footer a {
  color: #fff;
}

.footer_nav {
  padding: 70px 0 90px;
}

.footer_nav_list {
  display: flex;
  width: 100%;
  margin-bottom: 50px;
}

.footer_nav_list li {
  border-left: 1px solid #fff;
  line-height: 1;
}

.footer_nav_list li a {
  padding: 8px 25px;
}

.footer_nav_list li.permit {
  border-left: none;
}

.footer_nav_list li.permit a {
  background-color: #fff;
  border-radius: 5px;
  color: var(--color_navy);
}

.footer_logo {
  display: block;
  max-width: 294px;
  width: 100%;
  height: 45px;
}

.footer_logo svg {
  width: 100%;
  height: 100%;
}

.copyright {
  background-color: var(--color_red);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px 0;
}

.footer_copy {
  margin-right: 30px;
}

@media print, screen and (max-width: 1070px) {
  .footer_nav {
    padding: 50px 25px;
  }

  .footer_nav_list {
    display: flex;
    flex-direction: column; /* 縦並び */
  }

  .footer_nav_list li {
    border-left: none;
    margin-bottom: 25px;
  }

  .footer_nav_list li a {
    padding: 20px 0;
  }

  .footer_nav_list li.permit {
    border-left: none;
    margin-top: 1em;
  }

  .footer_nav_list li.permit a {
    background-color: #fff;
    border-radius: 5px;
    color: var(--color_navy);
    padding: 8px 25px;
  }

  .footer_logo {
    display: block;
    max-width: 294px;
    width: 100%;
    height: 45px;
  }

  .footer_logo svg {
    width: 100%;
    height: 100%;
  }

  .copyright {
    background-color: var(--color_red);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px 0;
  }

  .footer_copy {
    margin-right: 30px;
  }
}

/* notfound
=================================================================*/
.notfound section {
  background: url("/assets/img/bg_sandstorm.jpg") center top;
  background-size: cover;
  color: var(--color_navy);
  text-align: center;
  padding: 100px 0;
}

.notfound_title {
  font-size: 360%;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
}

.notfound_title span {
  display: block;
  color: var(--color_red);
}

.notfound_txt {
  font-size: 140%;
  font-weight: 600;
}

.notfound_btn {
  font-size: 140%;
  margin-top: 50px;
}

.notfound_btn a {
  display: inline-block;
  border: 2px solid var(--color_navy);
  align-items: center;
  font-weight: bold;
  border-radius: 10px;
  padding: 20px 50px 20px 60px;
  text-decoration: none;
}