/*! destyle.css v4.0.0 | MIT License | https://github.com/nicolas-cusan/destyle.css */
/* Reset box-model and set borders */
/* ============================================ */
*,
::before,
::after {
  box-sizing: border-box;
  border-style: solid;
  border-width: 0;
}

html {
  line-height: 1.15; /* 1 */
  -webkit-text-size-adjust: 100%; /* 2 */
  -webkit-tap-highlight-color: transparent; /* 3*/
}

body {
  margin: 0;
}

main {
  display: block;
}

p,
table,
blockquote,
address,
pre,
iframe,
form,
figure,
dl {
  margin: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: inherit;
  font-weight: inherit;
  margin: 0;
}

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

dd {
  margin-left: 0;
}

address {
  font-style: inherit;
}

a {
  background-color: transparent;
  text-decoration: none;
  color: inherit;
}

b,
strong {
  font-weight: bolder;
}

small {
  font-size: 80%;
}

svg,
img,
embed,
object,
iframe {
  vertical-align: bottom;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

button {
  padding: 0;
  background-color: transparent;
  border: none;
  appearance: none;
  -moz-appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}:root {
  --leading-trim: calc((1em - 1lh) / 2);
}

html {
  font-family: "Noto Sans JP", sans-serif;
  scroll-behavior: smooth;
  scroll-padding-top: 60px;
}
@media screen and (min-width: 1080px) {
  html {
    scroll-padding-top: 99px;
  }
}
html body {
  font-size: 0.875rem;
}
@media screen and (min-width: 768px) {
  html body {
    font-size: 1rem;
  }
}

.header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  box-shadow: rgba(0, 0, 0, 0.1) 0px 4px 12px;
  background: #fff;
  z-index: 5;
}
.header:has(+ .drawer__btn.is_open) {
  box-shadow: none;
  border-bottom: 1px solid #dcdcdc;
}
.header__inner {
  padding-left: 20px;
}
@media screen and (min-width: 1640px) {
  .header__inner {
    padding-left: 80px;
  }
}
.header__logo {
  height: 40px;
  transform: translateY(2px);
}
@media screen and (min-width: 768px) {
  .header__logo {
    height: 40px;
    transform: translateY(0);
  }
}
@media screen and (min-width: 1080px) {
  .header__logo {
    height: 65px;
  }
}
.header__logo__wrap {
  display: flex;
  align-items: center;
}
@media screen and (min-width: 1080px) {
  .header__logo__wrap {
    min-width: 290px;
  }
}
.header__inner {
  width: 100%;
  height: 60px;
  display: flex;
  justify-content: space-between;
}
@media screen and (min-width: 1080px) {
  .header__inner {
    height: 99px;
  }
}
.header__inner nav {
  display: flex;
}
.header__inner nav .navlist {
  display: none;
}
@media screen and (min-width: 768px) {
  .header__inner nav .navlist {
    display: flex;
    max-width: 700px;
    margin-right: 10px;
  }
  .header__inner nav .navlist li {
    max-inline-size: max-content;
  }
  .header__inner nav .navlist li a {
    white-space: nowrap;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    padding-inline: clamp(5px, 0.3vw, 10px);
    font-size: clamp(0.875rem, 1.2vw, 1rem);
  }
}
@media screen and (min-width: 768px) and (min-width: 1080px) {
  .header__inner nav .navlist li a {
    font-size: 1.125rem;
    padding-inline: clamp(8px, 1.35vw, 20px);
  }
}
@media screen and (min-width: 768px) and (any-hover: hover) and (pointer: fine) {
  .header__inner nav .navlist li a:hover::after {
    transform: translateX(5px);
  }
}
@media screen and (min-width: 1080px) {
  .header__inner nav .navlist {
    max-width: 730px;
    margin-right: 5px;
  }
}
@media screen and (min-width: 1440px) {
  .header__inner nav .navlist {
    max-width: 750px;
    margin-right: 30px;
  }
}

.drawer__btn {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 6;
  width: 60px;
  height: 60px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  cursor: pointer;
}
@media screen and (min-width: 768px) {
  .drawer__btn {
    display: none;
  }
}
.drawer__btn span {
  border-top: 3px solid #000000;
  width: 28px;
  height: 3px;
}
.drawer__btn span::before, .drawer__btn span::after {
  content: "";
  width: 100%;
  height: 3px;
  background: #000000;
  display: inline-block;
  transition: 0.3s;
}
.drawer__btn span::before {
  transform: translateY(-22px);
}
.drawer__btn span::after {
  transform: translateY(-22px);
}
.drawer__btn.is_open span {
  border-color: transparent;
}
.drawer__btn.is_open span::before {
  transform: rotate(-45deg) translate(10px, -10px);
}
.drawer__btn.is_open span::after {
  transform: rotate(45deg) translate(-21.5px, -21.5px);
}
.drawer__contents {
  opacity: 0;
  visibility: hidden;
  position: fixed;
  width: 100%;
  transition: 0.3s;
  top: -400px;
  background: #fff;
  padding-bottom: 50px;
  height: auto;
  z-index: 2;
}
.drawer__contents.is_active {
  visibility: visible;
  top: 60px;
  right: 0;
  opacity: 1;
  box-shadow: rgba(0, 0, 0, 0.1) 0px 4px 12px;
  height: 100%;
}
.drawer__contents ul {
  display: flex;
  flex-direction: column;
}
.drawer__contents ul li a {
  display: flex;
  align-items: center;
  height: 50px;
  text-align: left;
  padding-left: 15px;
  width: 100%;
  letter-spacing: 0.05em;
  border-bottom: 1px solid #dcdcdc;
  font-size: 1rem;
}
.drawer__contents ul li a::before {
  content: "";
  border-top: 1px solid #000;
  border-right: 1px solid #000;
  width: 12px;
  height: 12px;
  display: inline-block;
  rotate: 45deg;
  margin-right: 14px;
}

main {
  margin-top: 60px;
}
@media screen and (min-width: 1080px) {
  main {
    margin-top: 99px;
  }
}

.page__top {
  position: fixed;
  right: 0;
  bottom: 20px;
  visibility: hidden;
  opacity: 0;
  transform: translateY(10px);
  transition: bottom 0.3s ease, opacity 0.3s ease, transform 0.3s ease;
}
.page__top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
@media screen and (min-width: 1080px) {
  .page__top {
    right: 20px;
  }
}
.page__top a {
  background: #3D4FA0;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
}
@media screen and (min-width: 1080px) {
  .page__top a {
    width: 60px;
    height: 60px;
  }
}
@media (any-hover: hover) and (pointer: fine) {
  .page__top a:hover::after {
    top: 26%;
  }
}
.page__top a::after {
  content: "";
  border-top: 3px solid #fff;
  border-right: 3px solid #fff;
  width: 20px;
  height: 20px;
  transform: rotate(-45deg) translateX(-50%);
  position: absolute;
  top: 26%;
  left: 45%;
  transition: 0.3s;
}
@media screen and (min-width: 1080px) {
  .page__top a::after {
    top: 30%;
  }
}

footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-block: 45px 40px;
  gap: 20px;
  border-top: 1px solid #000;
  padding-top: 50px;
}
footer img {
  width: 120px;
}
@media screen and (min-width: 768px) {
  footer img {
    width: 150px;
  }
}
footer small {
  font-size: 0.75rem;
}
@media screen and (min-width: 768px) {
  footer small {
    font-size: 0.875rem;
  }
}.inner {
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: 20px;
}

.ttl__bdr {
  position: relative;
  padding-block: 10px;
  font-size: 1.25rem;
  margin-bottom: 20px;
}
@media screen and (min-width: 768px) {
  .ttl__bdr {
    font-size: clamp(20px, 12.571px + 0.952vw, 24px);
    margin-bottom: 40px;
  }
}
.ttl__bdr::before {
  content: "";
  width: 200px;
  height: 1px;
  background: #000;
  position: absolute;
  top: 0;
  left: 0;
}
.ttl__mid {
  font-size: clamp(20px, 5.143px + 1.905vw, 28px);
  margin-block: 20px 40px;
  font-weight: bold;
  line-height: 1.4;
}

.hero {
  background: url(/assets/images/hero_bg_sp.jpg) no-repeat center;
  background-size: cover;
  height: 200px;
}
.hero .inner {
  display: flex;
  align-items: center;
  height: 100%;
}
.hero p {
  color: #fff;
  font-size: 2rem;
}
@media screen and (min-width: 768px) {
  .hero p {
    font-size: 3.125rem;
  }
}
@media screen and (min-width: 768px) {
  .hero {
    background: url(/assets/images/hero_bg.jpg) no-repeat center;
    background-size: cover;
    height: 426px;
  }
}

section {
  margin-block: 50px;
}
@media screen and (min-width: 768px) {
  section {
    margin-block: 60px;
  }
}
section p {
  line-height: 1.7142857143;
  font-size: 0.875rem;
}
@media screen and (min-width: 768px) {
  section p {
    line-height: 2;
    font-size: 1.125rem;
  }
}
section p.right {
  text-align: right;
  margin-top: 30px;
}
section p.right span {
  margin-left: 15px;
}
@media screen and (min-width: 768px) {
  section p.right span {
    font-size: 1.375rem;
  }
}
@media screen and (min-width: 768px) {
  section#executive_profiles {
    margin-bottom: 150px;
  }
}
section#executive_profiles ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
section#executive_profiles ul li {
  width: 48%;
  margin-bottom: 20px;
}
@media screen and (min-width: 768px) {
  section#executive_profiles ul li {
    width: 22%;
  }
}
section#executive_profiles ul li img {
  width: 100%;
}
section#executive_profiles ul li p {
  display: flex;
  flex-direction: column;
  margin-top: 5px;
  line-height: 1.4;
}
section#executive_profiles ul li p span:first-of-type {
  font-size: 0.875rem;
}
@media screen and (min-width: 768px) {
  section#executive_profiles ul li p span:first-of-type {
    font-size: 1.25rem;
  }
}
section#executive_profiles ul li p span:last-of-type {
  font-size: 1.25rem;
}
@media screen and (min-width: 768px) {
  section#executive_profiles ul li p span:last-of-type {
    font-size: 1.5rem;
  }
}
@media screen and (min-width: 768px) {
  section#business_overview {
    margin-bottom: 100px;
  }
}
@media screen and (min-width: 768px) {
  section#business_overview .flex {
    display: flex;
  }
  section#business_overview .flex .ttl__bdr {
    width: 250px;
  }
}
@media screen and (min-width: 768px) and (min-width: 768px) {
  section#business_overview .flex p {
    font-size: 1.25rem;
  }
}
@media screen and (min-width: 768px) {
  section#group_structure {
    margin-bottom: 100px;
  }
}
section#group_structure .chart {
  max-width: 900px;
  margin-inline: auto;
}
@media screen and (min-width: 1080px) {
  section#group_structure .chart .img_top {
    display: flex;
    justify-content: center;
    margin-bottom: 50px;
  }
}
section#group_structure .chart .img_top img {
  width: 150px;
  margin-block: 20px 50px;
}
@media screen and (min-width: 1080px) {
  section#group_structure .chart .img_top img {
    width: 250px;
  }
}
section#group_structure .chart .img_box ul {
  max-width: 900px;
  margin-left: 40px;
  position: relative;
}
@media screen and (min-width: 1080px) {
  section#group_structure .chart .img_box ul {
    display: flex;
    gap: 30px;
    margin-left: 0;
  }
}
section#group_structure .chart .img_box ul::before {
  content: "";
  background: #000;
  width: 1px;
  height: 62px;
  display: inline-block;
  position: absolute;
  left: -21px;
  top: -47px;
}
@media screen and (min-width: 1080px) {
  section#group_structure .chart .img_box ul::before {
    background: #000;
    width: 69%;
    height: 1px;
    left: 15.5%;
  }
}
section#group_structure .chart .img_box ul li {
  position: relative;
  padding-left: 10px;
}
@media screen and (min-width: 1080px) {
  section#group_structure .chart .img_box ul li {
    padding-left: 0;
    width: 280px;
  }
}
section#group_structure .chart .img_box ul li::after {
  content: "";
  width: 1px;
  height: calc(100% + 31px);
  background: #000;
  position: absolute;
  left: -21px;
  top: 15px;
}
@media screen and (min-width: 1080px) {
  section#group_structure .chart .img_box ul li::after {
    display: none;
  }
}
section#group_structure .chart .img_box ul li:last-of-type::after {
  display: none;
}
@media screen and (min-width: 1080px) {
  section#group_structure .chart .img_box ul li {
    display: flex;
    margin-left: 0;
  }
}
section#group_structure .chart .img_box ul li::before {
  content: "";
  background: #000;
  width: 20px;
  height: 1px;
  display: inline-block;
  position: absolute;
  top: 15px;
  left: -21px;
}
@media screen and (min-width: 1080px) {
  section#group_structure .chart .img_box ul li::before {
    width: 1px;
    height: 30px;
    top: -47px;
    left: 50%;
  }
}
@media screen and (min-width: 1080px) {
  section#group_structure .chart .img_box ul li:nth-of-type(2)::before {
    height: 60px;
    top: -77px;
  }
}
@media screen and (min-width: 1080px) {
  section#group_structure .chart .img_box ul li {
    max-width: 280px;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
}
section#group_structure .chart .img_box ul li img {
  width: 150px;
}
section#group_structure .chart .img_box ul li img.-second {
  width: 156px;
}
section#group_structure .chart .img_box ul li img.-third {
  width: 121px;
}
@media screen and (min-width: 1080px) {
  section#group_structure .chart .img_box ul li img {
    width: 200px;
    height: auto;
    margin-top: 20px;
    aspect-ratio: 200/46;
  }
  section#group_structure .chart .img_box ul li img.-second {
    width: 208px;
    aspect-ratio: 208/46;
  }
  section#group_structure .chart .img_box ul li img.-third {
    width: 162px;
    aspect-ratio: 162/46;
  }
}
section#group_structure .chart .img_box ul li p {
  margin-bottom: 30px;
}
section#group_structure .chart .img_box ul li p.bold {
  font-weight: bold;
  margin-block: 20px 10px;
  font-size: 1.125rem;
  line-height: 1.7;
}
section#group_structure .chart .img_box ul li p.bold.-txt_center {
  text-align: left;
}
@media screen and (min-width: 1080px) {
  section#group_structure .chart .img_box ul li p.bold.-txt_center {
    text-align: center;
  }
}
section#history .history {
  max-width: 800px;
  margin-inline: auto;
}
section#history .history .year_box {
  position: relative;
}
@media screen and (min-width: 768px) {
  section#history .history .year_box {
    display: flex;
  }
}
section#history .history .year_box::after {
  content: "";
  width: 100%;
  height: 1px;
  background: #000;
  display: inline-block;
  position: absolute;
  bottom: 0;
  z-index: 1;
}
section#history .history .year_box:last-of-type::after {
  display: none;
}
section#history .history .year_box .year {
  width: 68px;
  text-align: right;
  padding: 10px 10px 0 0;
  background: #e6e6e6;
  margin-block: calc((1em - 1lh) / 2);
  font-size: 1rem;
  font-weight: 500;
}
@media screen and (min-width: 768px) {
  section#history .history .year_box .year {
    font-size: 1.125rem;
    padding-top: 15px;
    width: 80px;
  }
}
section#history .history .year_box .month_txt {
  display: flex;
  flex-wrap: wrap;
}
@media screen and (min-width: 768px) {
  section#history .history .year_box .month_txt {
    width: calc(100% - 80px);
  }
}
section#history .history .year_box .month_txt .month {
  width: 68px;
  display: inline-block;
  text-align: right;
  padding: 10px 10px 10px 0;
  background: #e6e6e6;
  margin-block: calc((1em - 1lh) / 2);
  font-size: 1rem;
}
@media screen and (min-width: 768px) {
  section#history .history .year_box .month_txt .month {
    padding-top: 15px;
    width: 50px;
    font-size: 1.125rem;
  }
}
section#history .history .year_box .month_txt .month:nth-of-type(n + 3) {
  padding-top: 0;
}
section#history .history .year_box .month_txt .txt {
  width: calc(100% - 68px);
  padding: 10px;
  line-height: 1.7142857143;
  display: flex;
  flex-direction: column;
}
@media screen and (min-width: 768px) {
  section#history .history .year_box .month_txt .txt {
    padding-top: 15px;
    width: calc(100% - 80px);
  }
}
section#history .history .year_box .month_txt .txt:nth-of-type(n + 3) {
  padding-top: 0;
}
section#history .history .year_box .month_txt .txt p {
  margin-block: calc((1em - 1lh) / 2) 0;
  line-height: 1.4;
}
@media screen and (min-width: 768px) {
  section#history .history .year_box .month_txt .txt .img {
    text-align: right;
  }
}
section#history .history .year_box .month_txt .txt .img img {
  width: 140px;
  padding-top: 10px;
}
section#history .history .year_box .month_txt .txt:last-of-type {
  margin-bottom: 0;
}

.link__area {
  max-width: 700px;
  margin-inline: auto;
  margin-block: 60px 0;
}
@media screen and (min-width: 768px) {
  .link__area {
    margin-block: 100px 0;
  }
}
@media screen and (min-width: 1440px) {
  .link__area {
    max-width: 730px;
    width: 730px;
    margin-inline: auto;
    transform: translateX(15px);
  }
}
.link__area ul {
  display: flex;
  align-items: center;
  gap: 5%;
  justify-content: space-between;
}
@media screen and (min-width: 1080px) {
  .link__area ul {
    gap: clamp(30px, -34.286px + 5.952vw, 80px);
  }
}
.link__area ul li a {
  width: 100%;
}
.link__area ul li a img {
  width: 100%;
}
.link__area ul li:first-of-type {
  flex: 183;
}
.link__area ul li:nth-of-type(2) {
  flex: 192;
}
.link__area ul li:last-of-type {
  flex: 149;
}
.link__area.other {
  width: 100%;
  margin-block: 30px 80px;
}
@media screen and (min-width: 768px) {
  .link__area.other {
    margin-block: 50px 80px;
    transform: translateX(0);
  }
}
@media screen and (min-width: 1440px) {
  .link__area.other ul li:first-of-type {
    margin-right: 30px;
  }
}
.link__area.other ul li:first-of-type a img {
  width: 105%;
}
@media screen and (min-width: 1440px) {
  .link__area.other ul li:first-of-type a {
    max-width: 200px;
  }
  .link__area.other ul li:first-of-type a img {
    width: 120%;
  }
}
.link__area.other ul li:nth-of-type(2) a {
  display: flex;
  justify-content: center;
}
.link__area.other ul li:nth-of-type(2) a img {
  width: 93%;
}
.link__area.other ul li:last-of-type a {
  display: flex;
  justify-content: center;
}
.link__area.other ul li:last-of-type a img {
  max-width: 70px;
}
@media screen and (min-width: 1080px) {
  .link__area.other ul li:last-of-type a img {
    max-width: 99px;
  }
}