@charset "UTF-8";
/*===========================
reset style
===========================*/
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  color: #000000;
  background: #ffffff;
  font-size: 16px;
  line-height: 1.8;
  font-family: "Inter", "Noto Sans JP", sans-serif;
  font-weight: 400;
  -webkit-text-size-adjust: 100%;
}

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

ul,
ol {
  list-style: none;
}

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

img {
  max-width: 100%;
  height: auto;
  vertical-align: bottom;
}

button {
  padding: 0;
  border: none;
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

table {
  border-collapse: collapse;
}

body.is-drawer-open {
  overflow: hidden;
}

.l-inner {
  width: 100%;
  max-width: 1299px;
  margin: 0 auto;
  padding: 0 20px;
}

.l-header {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 10;
  width: 100%;
}

.l-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  padding: 0 23px;
  border-bottom: 1px solid #FFFFFF;
}

.l-header__logo {
  line-height: 1;
}
.l-header__logo img {
  display: block;
  width: 226px;
  height: 35px;
}

.l-header__nav {
  display: flex;
  align-items: center;
  gap: 70px;
}

.l-header__nav-list {
  display: flex;
  align-items: center;
  gap: 52px;
}

.l-header__nav-link {
  color: #ffffff;
  font-size: 15px;
  font-weight: 500;
  transition: opacity 0.3s;
}
.l-header__nav-link:hover {
  opacity: 0.7;
}

.l-header__nav-link.is-disabled {
  opacity: 0.4;
  cursor: default;
}

.l-header__nav-link.is-disabled:hover {
  opacity: 0.4;
}

.l-header__contact {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 180px;
  height: 52px;
  border: 1px solid #ffffff;
  border-radius: 2px;
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  transition: opacity 0.3s;
}
.l-header__contact:hover {
  opacity: 0.7;
}

.l-header__hamburger {
  display: none;
}

.l-header__hamburger-bar {
  display: block;
  width: 40px;
  height: 1px;
  background: #ffffff;
}
.l-header__hamburger-bar + .l-header__hamburger-bar {
  margin-top: 9px;
}

@media screen and (min-width: 768px) and (max-width: 850px) {
  .l-header__nav {
    gap: 56px;
  }
  .l-header__nav-list {
    gap: 24px;
  }
}
@media screen and (max-width: 767px) {
  .l-header__inner {
    height: 56px;
    padding: 0 20px;
  }
  .l-header__logo img {
    width: 130px;
    height: auto;
  }
  .l-header__nav {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 20;
    display: block;
    width: 100%;
    height: 100%;
    padding: 107px 43px 0 52px;
    background: #ffffff;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }
  .l-header.is-open .l-header__nav {
    opacity: 1;
    visibility: visible;
  }
  .l-header__nav-list {
    display: block;
    border-top: 1px solid #c0c0c0;
  }
  .l-header__nav-item {
    display: flex;
    align-items: center;
    height: 80px;
    border-bottom: 1px solid #c0c0c0;
  }
  .l-header__nav-link {
    color: #000000;
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 0;
  }
  .l-header__nav-link.is-disabled,
  .l-header__nav-link.is-muted {
    opacity: 1;
    color: #c8c8c8;
  }
  .l-header__nav-link.is-disabled:hover,
  .l-header__nav-link.is-muted:hover {
    opacity: 1;
  }
  .l-header__contact {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    width: auto;
    height: 80px;
    border: none;
    border-bottom: 1px solid #c0c0c0;
    border-radius: 0;
    background: transparent;
    color: #000000;
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 0;
  }
  .l-header__hamburger {
    position: relative;
    z-index: 30;
    display: block;
  }
  .l-header__hamburger-bar {
    transition: transform 0.3s ease;
  }
  .l-header.is-open .l-header__hamburger-bar:first-child {
    transform: translateY(5px) rotate(25deg);
  }
  .l-header.is-open .l-header__hamburger-bar:last-child {
    transform: translateY(-5px) rotate(-25deg);
  }
}
/* 下層ページのヘッダー。
   TOPは写真の上に重なる透過ヘッダーだが、こちらは白背景で通常の流れに置く。
   高さ・ロゴ寸法・左右余白はTOPと共通で、色だけが変わる */
body.is-about .l-header {
  position: relative;
  background: #ffffff;
}

body.is-about .l-header__hamburger-bar {
  background: #000000;
}

/* 文字色とお問い合わせボタンはPC幅のときだけ。
   SPではドロワーになり、見た目が全ページ共通になるため、
   ここでページ別の色を当てると打ち消せなくなる */
@media screen and (min-width: 768px) {
  body.is-about .l-header__nav-link {
    color: #000000;
  }
  body.is-about .l-header__nav-link.is-disabled {
    opacity: 0.3;
  }
  body.is-about .l-header__nav-link.is-disabled:hover {
    opacity: 0.3;
  }
  body.is-about .l-header__contact {
    border-color: #000000;
    background: #000000;
    color: #ffffff;
  }
}
.l-footer {
  background: #ffffff;
}

.l-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 936px;
  margin: 0 auto;
  padding: 43px 20px 41px;
}

.l-footer__company {
  display: flex;
  align-items: center;
  gap: 30px;
}

.l-footer__logo {
  width: 98px;
  height: 103px;
}

.l-footer__name {
  font-size: 20px;
  line-height: 1.5;
}

.l-footer__place {
  font-size: 16px;
  line-height: 1.5;
}

.l-footer__nav-list {
  display: flex;
  align-items: center;
}
.l-footer__nav-list + .l-footer__nav-list {
  margin-top: 10px;
}

.l-footer__nav-item {
  display: flex;
  align-items: center;
}

.l-footer__nav-item + .l-footer__nav-item::before {
  content: "";
  display: block;
  width: 1px;
  height: 12px;
  margin: 0 18px;
  background: #000000;
}

.l-footer__nav-link {
  font-size: 14px;
  line-height: 1.5;
  transition: opacity 0.3s;
}
.l-footer__nav-link:hover {
  opacity: 0.7;
}
.l-footer__nav-link-sub {
  font-size: 12px;
}

.l-footer__nav-link.is-disabled {
  opacity: 0.4;
  cursor: default;
}

.l-footer__nav-link.is-disabled:hover {
  opacity: 0.4;
}

.l-footer__copyright {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 83px;
  background: #292929;
  color: #999999;
  font-size: 11px;
  letter-spacing: 0.05em;
}

@media screen and (max-width: 767px) {
  .l-footer__inner {
    flex-direction: column;
    padding: 57px 0 35px;
  }
  .l-footer__company {
    flex-direction: column;
    gap: 37px;
    text-align: center;
  }
  .l-footer__logo {
    width: 121px;
    height: 127px;
  }
  .l-footer__nav {
    margin-top: 39px;
  }
  .l-footer__nav-link {
    font-size: 13px;
  }
  .l-footer__nav-link-sub {
    font-size: 11px;
  }
  .l-footer__nav-item + .l-footer__nav-item::before {
    margin: 0 1em;
  }
}
.l-footcontact {
  padding: 55px 0 48px;
  background: #cc1414;
  text-align: center;
}

.l-footcontact__title {
  color: #ffffff;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.5;
}

.l-footcontact__title br {
  display: none;
}

.l-footcontact__button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 340px;
  height: 50px;
  margin: 43px auto 0;
  border-radius: 3px;
  background: #ffffff;
  color: #cc1414;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.05em;
  transition: opacity 0.3s;
}
.l-footcontact__button:hover {
  opacity: 0.7;
}

@media screen and (max-width: 767px) {
  .l-footcontact {
    padding: 51px 0 49px;
  }
  .l-footcontact__title {
    font-size: 24px;
    line-height: 1.58;
  }
  .l-footcontact__title br {
    display: inline;
  }
  .l-footcontact__button {
    width: 286px;
    margin-top: 28px;
  }
}
.l-pankuzu {
  background: #8d8d8d;
}

.l-pankuzu__list {
  display: flex;
  align-items: center;
  height: 24px;
  padding-left: 30px;
  color: #ffffff;
  font-size: 12px;
  line-height: 1;
}

.l-pankuzu__item + .l-pankuzu__item::before {
  content: "";
  display: block;
  width: 1px;
  height: 10px;
  margin: 0 10px;
  background: #ffffff;
}

.l-pankuzu__item {
  display: flex;
  align-items: center;
}

.l-pankuzu__link {
  color: #ffffff;
  transition: opacity 0.3s;
}
.l-pankuzu__link:hover {
  opacity: 0.7;
}

@media screen and (max-width: 767px) {
  .l-pankuzu__list {
    height: 20px;
    padding-left: 20px;
    font-size: 10px;
  }
}
.is-hidden-tablet {
  display: none;
}
@media screen and (max-width: 767px) {
  .is-hidden-tablet {
    display: block;
  }
}

@media screen and (max-width: 767px) {
  .is-hidden-mobile {
    display: none;
  }
}

.js-fadein {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.1s ease, transform 1.1s ease;
}

.js-fadein.is-active {
  opacity: 1;
  transform: translateY(0);
}

/*===========================
p-top : FV
===========================*/
.p-top__fv {
  position: relative;
  width: 100%;
}

.p-top__fv-media {
  display: block;
  width: 100%;
}

.p-top__fv-img {
  width: 100%;
  height: 900px;
  -o-object-fit: cover;
     object-fit: cover;
}

.p-top__fv-body {
  position: absolute;
  top: 144px;
  right: 44px;
  text-align: right;
}

.p-top__fv-logotype {
  display: block;
  width: 386px;
  height: 80px;
  margin-left: auto;
}

.p-top__fv-catch {
  margin-top: 21px;
  color: #ffffff;
  font-size: 34px;
  font-weight: 700;
}

.p-top__fv-catch br {
  display: none;
}

@media screen and (max-width: 767px) {
  .p-top__fv-img {
    height: 844px;
  }
  .p-top__fv-body {
    top: 115px;
    right: 20px;
  }
  .p-top__fv-logotype {
    width: 263px;
    height: auto;
  }
  .p-top__fv-catch {
    margin-top: 16px;
    font-size: 23.5683px;
    font-weight: 700;
    line-height: 136%;
    letter-spacing: 0.08em;
  }
  .p-top__fv-catch br {
    display: inline;
  }
}
/*===========================
p-top : 企業紹介
===========================*/
.p-top__about {
  padding: 84px 0 57px;
  background: #ffffff;
  text-align: center;
}

.p-top__about-logo {
  display: block;
  width: 201px;
  height: 212px;
  margin: 0 auto;
}

.p-top__about-label {
  margin-top: 34px;
  color: #cc1414;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.05em;
}

.p-top__about-title {
  margin-top: 15px;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.6;
}

.p-top__about-text {
  margin-top: 28px;
  font-size: 20px;
  line-height: 2.1;
}

@media screen and (max-width: 767px) {
  .p-top__about {
    padding: 105px 0 88px;
  }
  .p-top__about-logo {
    width: 162px;
    height: 170px;
  }
  .p-top__about-label {
    display: none;
  }
  .p-top__about-title {
    margin-top: 64px;
    font-size: 22px;
  }
  .p-top__about-text {
    margin-top: 30px;
    font-size: 18px;
    line-height: 1.9;
    text-align: justify;
  }
  .p-top__about-text br {
    display: none;
  }
}
/*===========================
p-top : スライダー
===========================*/
.p-top__slider {
  padding-bottom: 66px;
  background: #ffffff;
}

.p-top__slider .swiper {
  padding-bottom: 12px;
}

.p-top__slider-item {
  position: relative;
  width: 750px;
  height: 455px;
}

.p-top__slider-media {
  display: block;
  width: 100%;
  height: 100%;
}

.p-top__slider-img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

.p-top__slider-body {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding-top: 100px;
  background: rgba(0, 0, 0, 0.3);
  color: #ffffff;
  text-align: center;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.swiper-slide-active .p-top__slider-body {
  opacity: 1;
  transition: opacity 0.6s ease 0.8s;
}

.swiper-slide-active .p-top__slider-img {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.p-top__slider-num {
  font-size: 96px;
  font-weight: 100;
  line-height: 1;
  letter-spacing: 0.02em;
}

.p-top__slider-title {
  margin-top: 20px;
  font-size: 32px;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.06em;
}

.p-top__slider-title br {
  display: none;
}

.p-top__slider-text {
  margin-top: 20px;
  font-size: 20px;
  line-height: 1.9;
  letter-spacing: 0.1em;
}

/* ページネーション */
.p-top__slider-pagination {
  display: flex;
  justify-content: center;
  gap: 11px;
  margin-top: 36px;
}

.p-top__slider-pagination .p-top__slider-bullet {
  width: 40px;
  height: 4px;
  background: #d9d9d9;
  cursor: pointer;
}

.p-top__slider-pagination .p-top__slider-bullet.is-active {
  background: #787878;
}

@media screen and (max-width: 767px) {
  .p-top__slider {
    padding-bottom: 70px;
  }
  .p-top__slider-item {
    width: 319px;
    height: 462px;
  }
  .p-top__slider-body {
    padding: 70px 30px 0;
  }
  .p-top__slider-num {
    font-size: 80px;
  }
  .p-top__slider-title {
    margin-top: 40px;
    font-size: 22px;
    line-height: 1.77;
  }
  .p-top__slider-title br {
    display: inline;
  }
  .p-top__slider-text {
    margin-top: 27px;
    font-size: 16px;
    line-height: 1.75;
    letter-spacing: 0.05em;
    text-align: justify;
  }
  .p-top__slider-text br {
    display: none;
  }
}
/*===========================
p-top : 事業紹介
===========================*/
.p-top__business {
  position: relative;
  width: 100%;
  height: 788px;
}

.p-top__business--house {
  height: 800px;
}
.p-top__business--house .p-top__business-body {
  width: 501px;
}

.p-top__business-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

.p-top__business-bg.js-fadein {
  transform: none;
}

.p-top__business-inner {
  position: relative;
  height: 100%;
  max-width: 1346px;
}

.p-top__business-body {
  width: 438px;
  max-width: 100%;
  padding-top: 65px;
  color: #ffffff;
}

.p-top__business--terrace .p-top__business-body {
  margin-left: auto;
}

.p-top__business-label {
  color: #cc1414;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.05em;
}

.p-top__business-title {
  margin-top: 15px;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.2;
}

.p-top__business-subtitle {
  margin-top: 20px;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.5;
}

.p-top__business-text {
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.625;
}

@media screen and (max-width: 767px) {
  .p-top__business {
    height: 824px;
  }
  .p-top__business--house {
    height: 822px;
  }
  .p-top__business-body {
    width: 100%;
    padding-top: 41px;
  }
  .p-top__business--terrace .p-top__business-body {
    margin-left: 0;
  }
  .p-top__business-title {
    font-size: 28px;
  }
  .p-top__business-subtitle {
    margin-top: 15px;
  }
  .p-top__business-text {
    margin-top: 18px;
  }
}
/*===========================
p-top : 鉄骨
===========================*/
.p-top__steel {
  position: relative;
  width: 100%;
  min-height: 721px;
  padding: 86px 20px 110px;
}

.p-top__steel-bgwrap {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
}

.p-top__steel-media {
  display: block;
  width: 100%;
  height: 100%;
}

.p-top__steel-bg {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

.p-top__steel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
}

.p-top__steel-inner {
  position: relative;
  color: #ffffff;
  max-width: 1266px;
  margin-left: auto;
  margin-right: auto;
}

.p-top__steel-label {
  color: #cc1414;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.05em;
}

.p-top__steel-title {
  margin-top: 20px;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.5;
}

.p-top__steel-title br {
  display: none;
}

.p-top__steel-lead {
  max-width: 570px;
  margin-top: 38px;
  font-size: 20px;
  line-height: 1.75;
  letter-spacing: 0.03em;
}

.p-top__steel-lead br {
  display: inline;
}

/* 4カラム */
.p-top__steel-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 62px;
  margin-top: 27px;
}

.p-top__steel-num {
  color: #cc1414;
  font-size: 128px;
  font-weight: 100;
  line-height: 1;
}

.p-top__steel-item-title {
  margin-top: 10px;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.5;
}
.p-top__steel-item-title br {
  display: none;
}

.p-top__steel-item-text {
  margin-top: 13px;
  font-size: 14px;
  line-height: 1.6428571429;
}

@media screen and (min-width: 768px) and (max-width: 1099px) {
  .p-top__steel-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 56px 73px;
  }
  .p-top__steel-num {
    font-size: 100px;
  }
}
@media screen and (max-width: 767px) {
  .p-top__steel {
    height: 1549px;
    padding-top: 44px;
    padding-bottom: 110px;
  }
  .p-top__steel-title {
    margin-top: 15px;
    font-size: 28px;
    line-height: 151%;
  }
  .p-top__steel-title br {
    display: inline;
  }
  .p-top__steel-item-title br {
    display: block;
  }
  .p-top__steel-lead {
    max-width: none;
    margin-top: 25px;
    font-size: 16px;
    line-height: 1.75;
    letter-spacing: 0em;
  }
  .p-top__steel-list {
    grid-template-columns: 1fr;
    gap: 46px;
    margin-top: 55px;
    padding-right: 27px;
    padding-left: 26px;
  }
  .p-top__steel-num {
    font-size: 90px;
  }
  .p-top__steel-item-title {
    margin-top: 8px;
  }
  .p-top__steel-item-text {
    margin-top: 12px;
  }
  .p-top__steel-media {
    position: sticky;
    top: 0;
    height: 100vh;
  }
}
/*===========================
p-top : 施工実績
===========================*/
.p-top__works {
  position: relative;
  width: 100%;
  min-height: 432px;
  padding: 0 20px;
}

.p-top__works-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

.p-top__works::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.35);
}

.p-top__works-inner {
  position: relative;
  padding-top: 69px;
  color: #ffffff;
}

.p-top__works-label {
  color: #cc1414;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.05em;
}

.p-top__works-title {
  margin-top: 15px;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.5;
}

.p-top__works-status {
  margin-top: 12px;
  font-size: 22px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.6);
}

@media screen and (max-width: 767px) {
  .p-top__works {
    min-height: 826px;
  }
  .p-top__works-inner {
    padding-top: 44px;
  }
  .p-top__works-title {
    font-size: 24px;
  }
  .p-top__works-status {
    margin-top: 19px;
    font-size: 18px;
  }
}
/*===========================
p-top : 新着情報
===========================*/
.p-top__news {
  padding: 62px 20px 69px;
  background: #F7F7F7;
}

.p-top__news-label {
  color: #cc1414;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.05em;
}

.p-top__news-title {
  margin-top: 15px;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.5;
}

.p-top__news-list {
  margin-top: 22px;
  border-top: 1px solid #b5b5b5;
}

.p-top__news-item {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid #b5b5b5;
}

.p-top__news-date {
  font-size: 16px;
  line-height: 1.5;
  color: #737373;
}

.p-top__news-cat {
  flex-shrink: 0;
  width: 100px;
  padding: 2px 0;
  border-radius: 2px;
  background: #cc1414;
  color: #ffffff;
  font-size: 14px;
  font-weight: 400;
  line-height: 18px;
  letter-spacing: 0.05em;
  text-align: center;
}

.p-top__news-text {
  font-size: 16px;
  line-height: 1.5;
  color: #737373;
}

@media screen and (max-width: 767px) {
  .p-top__news {
    padding: 29px 0 61px;
  }
  .p-top__news-title {
    font-size: 24px;
  }
  .p-top__news-list {
    margin-top: 31px;
  }
  .p-top__news-item {
    flex-wrap: wrap;
    gap: 0 20px;
    padding: 12px 0;
  }
  .p-top__news-date {
    font-size: 14px;
  }
  .p-top__news-cat {
    width: 77px;
  }
  .p-top__news-text {
    width: 100%;
    margin-top: 13px;
  }
}