@charset "UTF-8";

/*----------------------------------------
  Base
----------------------------------------*/
html,
body {
  height: 100%;
  font-family: "Noto Serif JP";
}

:root {
  --main-color: #fff;
  --sub1-color: #282F35;
  --sub2-color: #F7D43F;
  --bg-color: #171717;
  --sub-color: #141414;
  --bold-weight: 700;
  --sub-font: "Noto serif";
  --jp-font: "Noto Sans JP", sans-serif;
}

h3 {
  font-size: 1.875rem;
  font-weight: var(--bold-weight);
}

/*----------------------------------------
  sp用
----------------------------------------*/
/*----------------------------------------
  Header
----------------------------------------*/
.header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  height: 60px;
  transition: background-color 0.3s ease;
  /* 色の変更をスムーズに */
  padding: 30px 0 10px 15px;
}

.header__inner {
  position: relative;
}

/* スクロール時の色 */
.header.is-scroll {
  background: var(--sub1-color);
}

h1 {
  padding-bottom: 25px;
  font-style: italic;
  letter-spacing: 2px;
}

h1 a {
  color: #fff;
  font-size: 1.625rem;
}

/*=========  768px以下ではnav非表示、 ===============*/
@media(max-width:767px) {
  .main-nav {
    display: none;
  }
}

/*----------------------------------------
  hb spのみ
--------------------------*==
/*position:fixed;にし、z-indexの数値を大きくして前面へ*/
#g-nav {
  position: fixed;
  z-index: 999;
  top: 0;
  right: -120%;
  width: 100%;
  height: 100vh;
  background: var(--sub1-color);
  transition: all 0.6s;
}

/*アクティブクラスがついたら位置を0に*/
#g-nav.panelactive {
  right: 0;
}

/*ナビゲーションの縦スクロール*/
#g-nav.panelactive #g-nav-list {
  /*ナビの数が増えた場合縦スクロール*/
  position: fixed;
  z-index: 999;
  width: 100%;
  height: 100vh;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}

/*ナビゲーション*/
#g-nav ul {
  position: absolute;
  z-index: 999;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

#g-nav li {
  text-align: center;
}

#g-nav li a {
  display: block;
  width: 100%;
  padding: 15px;
  color: #fff;
  font-weight: var(--bold-weight);
  font-style: italic;
  text-transform: capitalize;
  letter-spacing: 0.12em;
}

#g-nav li a span {
  font-size: 0.750rem;
  margin-left: 8px;
}

/*ボタンのためのCSS */
.openbtn {
  position: fixed;
  z-index: 9999;
  right: 10px;
  width: 60px;
  height: 60px;
  cursor: pointer;
}

/*×に変化*/
.openbtn span {
  display: inline-block;
  position: absolute;
  left: 15px;
  height: 2px;
  width: 45%;
  border-radius: 1px;
  background: #fff;
  transition: all .4s;
}

.openbtn span:nth-of-type(1) {
  top: 13px;
}

.openbtn span:nth-of-type(2) {
  top: 21px;
}

.openbtn span:nth-of-type(3) {
  top: 29px;
}

.openbtn.active span:nth-of-type(1) {
  top: 18px;
  left: 18px;
  transform: translateY(6px) rotate(-45deg);
  width: 30%;
}

.openbtn.active span:nth-of-type(2) {
  opacity: 0;
}

.openbtn.active span:nth-of-type(3) {
  top: 30px;
  left: 18px;
  width: 30%;
  transform: translateY(-6px) rotate(45deg);
}


/*----------------------------------------
  Main
----------------------------------------*/
/* スライダー 
画像自動切り替え */
.slider-container {
  position: relative;
  /* 親要素基準 */
  width: 100%;
  /* 幅100% */
  height: 600px;
  /* 高さ固定 */
  overflow: hidden;
  /* はみ出し非表示 */
}

/* 各スライド画像 */
.slideimg {
  position: absolute;
  /* 親内で絶対配置 */
  inset: 0;
  /* 全方向にフルサイズ配置 */
  opacity: 0;
  /* 初期非表示 */
  background-size: cover;
  /* 画像をスライド全体にカバー */
  animation: slideAnime 9s infinite;
  /* 15秒で1サイクル */
}

/* スライドアニメーション */
@keyframes slideAnime {

  0%,
  63%,
  100% {
    opacity: 0;
  }

  /* 非表示タイミング */
  20%,
  33% {
    opacity: 1;
  }

  /* 表示タイミング */
}

/* 各スライドの画像とアニメーション開始タイミング */
.slideimg:nth-of-type(1) {
  background-image: url(../img/fv-bgi_1.jpg);
  animation-delay: 0s;
  background-size: auto;
  background-position: 50% 75%;
}

.slideimg:nth-of-type(2) {
  background-image: url(../img/fv-bgi_02.jpg);
  animation-delay: 3s;
  background-position: 55% 40%;
}

.slideimg:nth-of-type(3) {
  background-image: url(../img/fv-bgi_03.jpg);
  animation-delay: 6s;
  background-position: 62% 35%;
}

/*/// site title///*/
.site-title {
  position: absolute;
  top: 30%;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  padding: 0 16px;
  color: #fff;
  font-weight: var(--bold-weight);
  text-align: center;
}

h2 {
  font-size: 2.25rem;
  letter-spacing: 1px;
}

.site-title .line-break {
  display: block;
}

.sub__txt {
  padding-top: 50px;
  font-size: 1.875rem;
  line-height: 1.667;
}

.site-title .line-break {
  font-size: 1.875rem;
}

/*========= concept ===============*/
#concept .container {
  padding: 100px 15px 30px 15px;
}

.concept-title {
  font-style: italic;
  letter-spacing: 3px;
}

.concept-title::after {
  content: "";
  display: inline-block;
  width: 90px;
  height: 5px;
  margin-bottom: 6px;
  margin-left: 25px;
  background: var(--sub1-color);
}

.concept-catch {
  padding-top: 50px;
  text-align: center;
  font-size: 1.25rem;
  font-weight: var(--bold-weight);
  line-height: 1.5;
}

.concept-catch .line-break {
  display: block;
}

/*== 349pxよりも小さい場合、文字を小さくする ==*/
@media(max-width:349px) {
  .concept-catch {
    font-size: 1rem;
  }

  .concept-catch .line-break {
    display: block;
  }
}

.concept__inner p {
  padding: 30px 0;
  font-weight: 600;
  line-height: 1.8;
  letter-spacing: 1px;
}

.concept__image img {
  width: 100%;
  height: 150px;
  object-fit: cover;
}

#concept .bg__txt,
#service .bg__txt {
  padding: 40px 0;
  text-align: right;
  color: var(--bg-color);
  font-size: 2.5rem;
  letter-spacing: .05em;
  font-family: var(--sub-font);
  font-weight: var(--bold-weight);
  opacity: .05;
}

/*========= works ===============*/
#works {
  position: relative;
  background-image: url(../img/works.jpg);
  background-repeat: no-repeat;
  background-size: cover;
  height: 1533px;
  background-position: center;
}

#Works .container {
  padding: 0 15px;
}

.works-title,
.contact-title {
  padding: 100px 0 51px 0;
  color: #fff;
  font-size: 2rem;
  text-align: right;
  font-style: italic;
  letter-spacing: 3px;
}

.works-title::after,
.contact-title::after {
  content: "";
  display: inline-block;
  width: 100px;
  height: 5px;
  margin: 0 15px 6px 30px;
  background: #fff;
}

.card__items dl {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 30px;
}

.card__items {
  align-items: center;
  padding: 0 15px;
}

.card__item {
  display: flex;
  flex-direction: column;
  width: 320px;
  height: 334px;
  padding-bottom: 30px;
  box-shadow: 0 0 6px #000;
}

.card__item dt img {
  width: 100%;
}

.card__item dd {
  background: #fff;
  padding: 25px 20px;
  line-height: 1.875;
  letter-spacing: 1px;
}

.card__item:last-child {
  padding-bottom: 0;
}

.works__item__btn,
.contact__btn {
  width: 235px;
  height: 59px;
  padding: 19px 0;
  margin: 80px auto 40px auto;
  background: var(--sub2-color);
  border-radius: 30px;
  text-align: center;
  box-shadow: 0 0 6px #000;

}

/*
.works__item__btn,
.contact__btn {
  display:inline-block;
  padding: 120px 30px;
  margin: 80px auto 0 auto;
  border-radius: 30px;
  background: var(--sub2-color);
  box-shadow: 0 0 6px #000;
}
  */

.works__item__btn a,
.contact__btn a {
  color: var(--sub1-color);
  text-align: center;
  font-weight: var(--bold-weight);
  transition-duration: 0.2s;
}

.works__item__btn a:hover,
.contact__btn a:hover {
  background: #787ab0;
  transition-duration: 0.1s;
}

#works .bg__txt,
#contact .bg__txt {
  padding: 40px 15px 0 15px;
  color: #fff;
  font-size: 2.5rem;
  text-align: left;
  letter-spacing: .05em;
  font-family: var(--sub-font);
  font-weight: var(--bold-weight);
  opacity: .1;
}

/*========= service ===============*/
.service-title {
  padding: 100px 15px 80px 15px;
  font-style: italic;
  letter-spacing: 3px;
}

.service-title::after {
  content: "";
  display: inline-block;
  width: 90px;
  height: 5px;
  margin-bottom: 6px;
  margin-left: 25px;
  background: var(--sub1-color);
}

.service__card__items {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.service__card__item {
  position: relative;
  background: var(--sub1-color);
  margin-bottom: 30px;
}

.service__card__item:last-child {
  margin-bottom: 0;
}

.service__card__item img {
  z-index: 1;
  transition-duration: 0.3s;
}

.service__card__item img:hover {
  opacity: 0.3;
  transition-duration: 0.3s;
}

.service__card__item h4 {
  position: absolute;
  top: 50%;
  left: 40%;
  z-index: 2;
  color: #fff;
  font-size: 1.25rem;
  font-weight: var(--bold-weight);
  letter-spacing: 1px;
  font-style: italic;
}

#service .bg__txt {
  padding: 40px 15px 64px 15px;
}

/*========= contact ===============*/
#contact {
  background-image: url(../img/fv-bgi_1.jpg);
  background-repeat: no-repeat;
  background-position: 50% 5%;
  background-size: cover;
  width: 100%;
  height: 485px;
}

#contact .container {
  height: 485px;
  background: rgba(40, 47, 53, .8);
}

.contact-title {
  padding: 100px 15px 80px 15px;
}

.contact__txt {
  color: #fff;
  font-size: 1.25rem;
  font-weight: var(--bold-weight);
  text-align: center;
  letter-spacing: 3px;
}

.contact__btn {
  margin: 30px auto 40px auto;
}

#contact .bg__txt {
  padding: 0 15px 0 15px;
}

/*----------------------------------------
  Footer
----------------------------------------*/
.footer {
  height: 79px;
  padding: 30px 15px;
  color: var(--sub1-color);
  font-size: 0.875rem;
  font-weight: var(--bold-weight);
  text-align: center;
}

/*----------------------------------------
  ---------------------------------------
contact page
  ----------------------------------------
----------------------------------------*/
@media((min-width:438px) and (max-width:991px)) {
  .concept__image img {
    height: 200px;
  }
}

@media((min-width:768px) and(max-width:991px)) {
  .site-title {
    left: 8.33%;
  }

  .site-title h2 {
    text-align: left;
    font-size: 50px;
    letter-spacing: 3px;
  }

  .sub__txt {
    text-align: left;
    padding: 20px 0 0 4%;
    font-size: 32px;
  }

  .site-title .line-break {
    display: inline;
  }

  /*----------------------------------------
  concept
----------------------------------------*/
  .concept .container {
    padding: 100px 220px 0 220px;
  }
}

/*----------------------------------------
  pc、tablet用
----------------------------------------*/
/*=========  tb.pcではhb非表示 ===============*/
@media(min-width:768px) {
  .header {
    height: 96px;
    padding: 19px 80px 0 80px;
  }


  .header__inner {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    width: 100%;
  }

  .main-nav menu {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
  }

  .main-nav menu li {
    margin-bottom: 20px;
  }

  .main-nav menu li a {
    display: block;
    color: #fff;
    font-style: italic;
    font-weight: var(--bold-weight);
    /*5-3-2 中心から外に線が伸びる（中央）*/
    /*線の基点とするためrelativeを指定*/
    position: relative;
  }

  .main-nav__contact menu li a::after {
    content: '';
    /*絶対配置で線の位置を決める*/
    position: absolute;
    bottom: -20%;
    left: 10%;
    /*線の形状*/
    width: 80%;
    height: 1.5px;
    background: #fff;
    /*アニメーションの指定*/
    transition: all .3s;
    transform: scale(0, 1);
    /*X方向0、Y方向1*/
    transform-origin: left top;
    /*左上基点*/
  }

  /*現在地とhoverの設定*/
  .main-nav menu li a:hover::after {
    transform: scale(1, 1);
    /*X方向にスケール拡大*/
  }

  /* mein v */
  .slider-container {
    height: 752px;
  }
}

/*// contact main v. //*/
.header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  height: 60px;
  transition: background-color 0.3s ease;
  /* 色の変更をスムーズに */
  padding: 30px 0 10px 15px;
  background: var(--sub1-color);
}


.contact-form {
  background-image: url(../img/fv-bgi_03.jpg);
  background-repeat: no-repeat;
  background-position: 50% 100%;
  height: 360px;
}

.contact-form .bg {
  position: relative;
  width: 100%;
  height: 360px;
  background: rgba(40, 47, 53, .8);
}

.contact-form .bg__txt {
  position: absolute;
  left: 15px;
  bottom: 41px;
  color: #fff;
  font-size: 2.5rem;
  text-align: left;
  letter-spacing: .05em;
  font-family: var(--sub-font);
  font-weight: var(--bold-weight);
  opacity: .1;

}

.contact__top {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  font-style: italic;
  letter-spacing: 3px;
}

/* contact form */
.contact__form {
  padding: 99px 15px 0 15px;
}

.contact_us_title h3 {
  font-size: 1rem;
  font-family: var(--jp-font);
  font-weight: 300;
}

.contact__form ul li {
  font-family: var(--jp-font);
  font-weight: 300;
  margin-top: 4px;
}

.contact__form ul li:first-child {
  margin-top: 15px;
}

.contact__form ul li {
  margin-left: 10px;
}

.contact__form h3 {
  font-size: 1rem;
  font-family: var(--jp-font);
  font-weight: 400;
}

.radio-group-check input[type="radio"] {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  /* デフォルトのスタイルを無効化 */
}

.radio-group-check label {
  position: relative;
  padding: 25px 0 10px 22px;
  cursor: pointer;
  line-height: 0;
  letter-spacing: 1px;
  height: 5px;
  display: inline-block;
  font-family: var(--jp-font);
  font-weight: 400;
}

.radio-group-check label::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 20px;
  width: 11px;
  height: 11px;
  border: 1px solid var(--sub1-color);
  background: #fff;
}

/* チェックマーク部分 */
.radio-group-check label::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 19px;
  width: 6px;
  height: 10px;
  border-style: solid;
  border-color: var(--sub1-color);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  /* 45度回転させてチェックマークに */
  opacity: 0;
  transition: opacity 0.2s;
}

.radio-group-check input[type="radio"]:checked+label::after {
  opacity: 1;
  /* 選択時に表示 */
}

#form {
  padding: 25px 15px 0 15px;
}

#form p {
  font-family: var(--jp-font);
  font-weight: 400;
}

#form input[required] {
  width: 100%;
  height: 30px;
  border: 1px solid var(--sub-color);
  margin-bottom: 26px;
}

#form label textarea {
  width: 100%;
  height: 171px;
  padding: 5px 15px 0 15px;
  background: #fff;
  border: 1px solid var(--sub-color);
}

input[type="submit"] {
  display: inline-block;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 235px;
  height: 59px;
  margin: 80px auto 80px auto;
  border-radius: 30px;
  background: var(--sub2-color);
  box-shadow: 0 0 6px #000;
}

.works__item__btn:hover,
.contact__btn:hover {
  background: #787ab0;
  transition-duration: 0.3s;
}

.works__item__btn a,
.contact__btn a {
  color: var(--sub1-color);
  text-align: center;
  font-weight: var(--bold-weight);
}