/* 共通 */
@charset "UTF-8";
html {
  scroll-behavior: smooth;
  font-family: "Noto Serif JP", "ヒラギノ明朝 ProN", "Hiragino Mincho ProN",
    "Yu Mincho Light", "YuMincho", "Yu Mincho", "游明朝体", sans-serif;
  color: #000;
  font-size: 18px;
}
p {
  line-height: 2rem;
}
h2,
h3 {
  letter-spacing: 0.1rem;
}
*,
*:before,
*:after {
  box-sizing: border-box;
}

@media screen and (max-width: 767px) {
  .spNone {
    display: none !important;
  }
}
@media screen and (min-width: 768px) {
  .pcNone {
    display: none !important;
  }
}

.mt30 {
  margin-top: 30px;
}
.mt40 {
  margin-top: 40px;
}
.mt50 {
  margin-top: 50px;
}
.mt60 {
  margin-top: 60px;
}
.mt70 {
  margin-top: 70px;
}

.mb30 {
  margin-bottom: 30px;
}
.mb40 {
  margin-bottom: 40px;
}
.mb50 {
  margin-bottom: 50px;
}
.mb60 {
  margin-bottom: 60px;
}
.mb70 {
  margin-bottom: 70px;
}

a {
  color: #000000;
}

.wrap {
  position: relative;
  width: 100%;
}

@media screen and (max-width: 767px) {
  section,
  .mv {
    padding: 0 30px;
  }
}

/* ヘッダー */

.header {
  display: flex;
  height: 100px;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9999;
  background: #fff;
}

.header_inner {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.logo_text {
  font-family: "Noto Serif JP", sans-serif;
  margin-top: -10px;
  font-size: 14px;
}

.header_inner h1 {
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto;
  left: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}
.header_inner nav {
  width: fit-content;
  margin: auto;
  font-size: 22px;
  font-weight: bold;
}
.header_inner nav ul {
  display: flex;
  justify-content: center;
  align-items: center;
}

.header_inner nav ul li {
  margin-right: 30px;
}
.header_inner nav ul li:last-child {
  margin: 0;
}

.underline {
  position: relative;
}

.underline::after {
  position: absolute;
  left: 0;
  content: "";
  width: 100%;
  height: 2px;
  background: #000000;
  bottom: -9px; /*アンダーラインがaタグの下端から現れる*/
  transform: scale(0, 1); /*アンダーラインの縮尺比率。ホバー前はx方向に0*/
  transform-origin: left top; /*変形（アンダーラインの伸長）の原点がaタグ（各メニュー）の左端*/
  transition: transform 0.3s; /*変形の時間*/
}

.underline:hover::after {
  transform: scale(1, 1); /*ホバー後、x軸方向に1（相対値）伸長*/
}

@media screen and (max-width: 1000px) {
  .header {
    position: static;
    width: 100%;
    height: 200px;
  }
  .header_inner {
    flex-direction: column;
  }

  .header_inner h1 {
    position: static;
    margin: 0 0 20px 0;
    width: fit-content;
  }
  .header_inner nav {
    margin: 0;
  }
  .header_inner nav ul {
    flex-wrap: wrap;
  }
  .header_inner nav ul li {
    width: 40%;
    text-align: center;
    margin: 0 0 20px 0;
  }
  .header_inner nav ul li:last-child {
    width: 100%;
  }
}

/* MV */
.mv {
  position: relative;
  margin-top: 100px;
  background: url(../img/bk_01.png);
  min-height: 660px;
  background-position: center;
  background-size: cover;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mv_inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  padding: 0 30px;
}
.mv_logo {
  margin-bottom: 30px;
}
.mv_maintext {
  font-size: 57px;
  font-weight: bold;
  z-index: 1;
}

.mv_subtext {
  position: absolute;
  right: 0;
  bottom: 13%;
  padding: 60px 0 30px 30px;
  background-image: linear-gradient(
    90deg,
    rgba(39, 191, 81, 1),
    rgba(8, 56, 114, 1)
  );
  width: 50%;
}

@media screen and (max-width: 767px) {
  .mv {
    margin-top: 0;
    min-height: 600px;
    position: relative;
    background: url(../img/bk_01_sp.png);
    background-position: center;
    background-size: cover;
  }
  .mv_inner {
    align-items: baseline;
    position: absolute;
    right: 0;
    left: 0;
    margin: auto;
  }
  .mv_maintext {
    font-size: 36px;
    line-height: 2.5rem;
  }
  .mv_subtext {
    width: 100%;
    bottom: -255px;
    height: 270px;
    padding: 50px 30px;
  }
}

/* コンセプト */
.concept {
  background: url(../img/bk_02.png);
  background-position: center;
  background-size: cover;
  min-height: 800px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.concept_inner {
  width: 1366px;
}

.concept_box {
  width: 95%;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.concept_maintext {
  max-width: 513px;
  font-size: 20px;
  text-shadow: 0px 0px 20px rgba(0, 0, 0, 1);
}

.concept_maintext p {
  margin-top: 15px;
}

.concept_name {
  text-align: right;
  margin-top: 15px;
}

@media screen and (max-width: 1124px) {
  .concept {
    background: url(../img/bk_02_sp.png);
    background-position: center;
    background-size: cover;
    min-height: 840px;
    margin-top: 45px;
    padding: 0;
  }
  .concept_box {
    flex-direction: column;
  }
  .concept_maintext {
    padding: 35px 30px 0;
    font-size: 18px;
  }

  .concept_box {
    width: 100%;
  }
}

/* 役員紹介 */
.officer {
  padding: 130px 0;
  width: 100%;
  background: #f3f2f6;
}
.officer_inner {
  width: fit-content;
  margin: auto;
  text-align: center;
}

.officer_inner h2 {
  font-size: 50px;
  font-weight: normal;
  color: #17004b;
}

.officer_list li {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
}
.officer_sub {
  margin-bottom: 10px;
}
.officer_name {
  font-size: 34px;
}

@media screen and (max-width: 767px) {
  .officer_inner h2 {
    font-size: 34px;
  }
}

/* ビジネス・関連会社 */

.company {
  width: 100%;
  margin: auto;
  background: #000;
  border-top: 20px solid;
  color: #fff;
  border-image: linear-gradient(to right, #27bf51, #083872) 1;
  padding: 0 0 60px 0;
}

.company_inner {
  width: 1124px;
  margin: auto;
}

.company_inner h2 {
  font-size: 50px;
  text-align: center;
  font-weight: normal;
  margin: 40px auto 0;
  position: relative;
}

.company_box {
  width: 100%;
  margin: auto;
  margin-top: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.company_box dt {
}
.company_detail {
  max-width: 600px;
}

.company_box dd {
  display: flex;
  flex-direction: column;
  align-items: end;
  height: 300px;
  border-bottom: 1px solid #fff;
}

.company_name {
  margin-bottom: 20px;
  padding: 5px 0 0 15px;
  border-left: 6px solid;
  border-image: linear-gradient(to bottom, #27bf51, #083872) 1;
}

.company_text {
  margin-bottom: 30px;
}

.btn {
  position: relative;
  display: flex;

  width: 220px;
  background-image: linear-gradient(
    90deg,
    rgba(39, 191, 81, 1),
    rgba(8, 56, 114, 1)
  );
  color: #fff;
  padding: 20px 0 20px 20px;
}

.btn:after {
  content: url(../img/icon_arrow.svg);
  position: absolute;
  top: 35%;
  right: 20px;
  transition: all 0.2s;
}

.btn:hover:after {
  right: 10px;
}

@media screen and (max-width: 1124px) {
  .company {
    padding: 0 30px 50px;
  }
  .company_inner h2 {
    font-size: 34px;
  }
  .company_inner {
    width: auto;
  }

  .company_box {
    display: block;
  }

  .company_detail {
    margin-top: 30px;
  }

  .company_box dd {
    display: block;
    height: auto;
    padding: 0 0 30px 0;
  }
  .btn_box {
    text-align: right;
  }
  .btn {
    display: inline-block;
    text-align: left;
  }
}

/* フッター */

.container {
  padding: 60px 0;
}
.footer--inner {
  width: 1124px;
  margin: auto;
}

.footer--inner img {
  margin-bottom: 5px;
}

.footer_about {
  margin-top: 20px;
}

.footer_address {
  margin-top: 40px;
}

@media screen and (max-width: 1124px) {
  .container {
    padding: 60px 30px;
  }
  .footer--inner {
    width: auto;
  }
}