@charset "UTF-8";

* {
  -webkit-box-sizing: border-box;
  -o-box-sizing: border-box;
  -ms-box-sizing: border-box;
  box-sizing: border-box;
}

html {
  font-size: 62.5%;
  height: 100%;
}

body {
  font-size: 1.6rem;
  font-family: "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", "メイリオ", "Meiryo", "HG丸ｺﾞｼｯｸM-PRO", "HGMaruGothicMPRO", "verdana", sans-serif;
  background-color: #333333;
  color: #fff;
  height: 100%;
}

img {
  width: 100%;
}

a {
  color: #04bbc8;
  cursor: pointer;
  text-decoration: none;
  transition: 0.5s;
}
a:hover
{
  color: #000;
}
.body_bg {
  background-image: linear-gradient(to bottom, #333, #616161);
}


.mv_wrap {
  background-image: url(../img/mv_bg.jpg);
  background-position: bottom center;
  background-repeat: no-repeat;
  background-size: cover;
  text-align: center;
}

.mv_wrap img {
  max-width: 1440px;
}

.mv {
  width: 100%;
}

.ttl_wrap {
  text-align: center;
  margin-top: 10rem;
}


h2 {
  position: relative;
  color: #fff;
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 900;
  font-style: normal;
  letter-spacing: 0.1em;
  font-size: 4.75rem;
}

h2::after {
  content: "";
  position: absolute;
  bottom: -20px;
  /* 下に少し離して配置 */
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  /* 線の長さ */
  height: 10px;
  /* 線の太さ */
  background-color: #04bbc8;
  /* シアンっぽい色（画像に近い） */

}





.lead_txt {
  line-height: 1.6;
  height: 6.25rem;
  text-align: center;
  margin-top: 3.75rem;
  font-size: 2rem;
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
}

.contact {
  margin: auto;
}

.contact_txt {
  line-height: 3;
  text-align: left;
  margin-top: 3.75rem;
  font-size: 1.83rem;
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  max-width: 900px;
  margin: 2% auto 0;
  padding-left: 5%;
}
.contact_txt span{
  font-weight: bold;
  font-size: 2rem;
}
.service {
  background-image: url(../img/service_base.png);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 100%;
  width: 100%;
  /* height: 920px; */
  max-width: 1440px;
  margin: 0 auto;
  padding: 6% 0%;
}

.card {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 60px;
  gap: 60px;

}

.card_item {
  background-color: #fff;
  width: 400px;
  box-shadow: 0 10px 23px rgba(0, 0, 0, 0.3);
  transition: box-shadow 0.2s ease;
  text-align: center;
}

.jewelry {
  position: relative;
}

.jewelry_color_over {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(75, 75, 75, 0.6);
  /* ← 色と透明度 */
}

.jewelry_txt_over {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 3rem;
  font-weight: 900;
  font-family: "Montserrat", sans-serif;
}

.card_item img {
  width: 400px;
}

.card_item_txt {
  padding-top: 20%;
}

.management {
  padding: 40px;
}

.card_txt {
  color: #000;
  padding: 2rem;
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  line-height: 2.3rem;
}



.card_txt_ttl {
  color: #000;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 600;
  font-size: 20px;
}

.logo {
  max-width: 40%;
}

.icon_sns {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10%;
}

.icon_sns a {
  width: 32%;

}

.icon_sns a img {
  width: 100%;
  transition: 0.5s;
}
.icon_sns a:hover img {
  transform: scale(1.05);
}


.map_btn img {
  width: 360px;
  margin: 3rem;
  transition: 0.5s;
}

.map_btn:hover img {
  transform: scale(1.05);
  /* 少し拡大 */
}

.btn {
  text-align: center;
}



.footer {
  width: 100%;
  background-color: #000;
  color: #fff;
  padding: 20px 0;
  text-align: center;
  box-sizing: border-box;
  /* パディングも含めて幅計算 */
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
}




@media screen and (min-width: 1440px) {
  .service {
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  }
}

/* 共通：最初は両方非表示にしておく */
.pc_area {
  display: block;
}

.sp_area {
  display: none;
}


/* スマホ用（幅767px以下で表示） */
@media screen and (max-width: 779px) {
  .pc_area {
    display: none;
  }

  .sp_area {
    display: block;
  }

  .lead_txt {
    padding-left: 30px;
    padding-right: 30px;
  }

  .contact {
    margin-top: 90px;
    padding: 0 6%;
  }

  .contact_txt {
    width: 100%;
    margin-top: 20%;
  }


  .service {
    margin-top: 20%;
    background-image: url(../img/sp_service_base.png);
    background-repeat: no-repeat;
    background-position: center;
  }

  .card_item {
    width: 90%;
  }

  .card_item img {
    width: 100%;
  }

  .card_item_txt {
  padding: 6%;
}
  .management {
    padding: 30px;
  }

  .lead_txt {
    margin-top: 3.75rem;
    font-size: 1.6rem;
  }

  .ttl_wrap {
    text-align: center;
    margin-top: 2rem;
  }

  .map_btn img {
    width: 70%;
  }

}