@charset "utf-8";

/*========= ナビゲーションのためのCSS ===============*/

#sp-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: #000;
  opacity: 0;
  pointer-events: none;
  z-index: 9999;
  transition: opacity 0.4s;
}

#sp-nav.panelactive {
  opacity: 1;
  pointer-events: auto;
  z-index: 999;
}



/*ナビゲーションの縦スクロール*/
#sp-nav.panelactive #sp-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;/*表示する高さ*/
  overflow: auto;
    -webkit-overflow-scrolling: touch;
  padding: 80px 20px;
}

#sp-nav a {
  pointer-events: auto;
}

#sp-nav div.logo {
  width: 200px;
  margin: 0 auto 40px;
}
#sp-nav div.contact_btn {
  margin: 0 auto 40px;
}

#sp-nav div.contact_btn a {
  display: block;
  position: relative;
  font-size: clamp(20px, 4vw, 30px);
  font-weight: bold;
  white-space: nowrap;
  background: #395C75;
  background: linear-gradient(90deg,rgba(57, 92, 117, 1) 0%, rgba(112, 154, 174, 1) 100%);
  color: #fff;
  text-align: left;
  border-radius: 10px;
  padding: 35px 35px;
  line-height: 1.3;
  width: 400px;
  margin: 0 auto;
}
#sp-nav div.contact_btn a span {
  display: block;
  font-size: 16px;
}
 
#sp-nav div.contact_btn a::before {
  content: "";
  position: absolute;
  margin: auto;
  top: 0;
  bottom: 0;
  right: 25px;
  width: 23px;
  height: 23px;
  border-radius: 50%; /* 角の丸み */
  background: #fff;
}
 
#sp-nav div.contact_btn a::after {
  content: "";
  position: absolute;
  margin: auto;
  top: 0;
  bottom: 0;
  right: 34px;
  width: 8px;
  height: 8px;
  border-top: 2px solid #274762;
  border-right: 2px solid #274762;
  transform: rotate(45deg);
}
/*ナビゲーション*/
.nav_btn_wrap {
  text-align: left;
  width: 400px;
  margin: 0 auto;
}

#sp-nav ul {
  display: none;
  margin: 15px auto 0 auto;
  /*ナビゲーション天地中央揃え*/
}
#sp-nav.panelactive ul {
  display: block;
  font-weight: bold;
}

/*リストのレイアウト設定*/
#sp-nav li {
  list-style: none;
  text-align: left; 
  padding: 5px 0;
  border-top: 1px solid #666;
}
#sp-nav li:last-child {
  border-bottom: 1px solid #666;
}


#sp-nav li a {
  display: block;
  position: relative;
  width: 100%;
  color: #fff;
  padding: 10px 10px;
  text-decoration: none;
  text-transform: uppercase;
  font-size: clamp(18px, 2.5vw, 22px);
  font-weight: bold;
}


.nav_link_wrap {
  width: 400px;
  margin: 40px auto 0;
  text-align: center;
}
.nav_link_wrap a {
  color: #fff;
  border-right: 1px solid #fff;
  border-left: 1px solid #fff;
  padding: 0 20px;
}

/*========= ボタンのためのCSS ===============*/
.openbtn1 {
  position: fixed;
  z-index: 99999;/*ボタンを最前面に*/
  top: 10px;
  right: 20px;
  cursor: pointer;
  width: 35px;
  height: 35px;
  pointer-events: auto;
}
.openbtn1.active {
  right: 15px;
  border: none;
} 
/*×に変化*/  
.openbtn1 span {
  display: inline-block;
  transition: all .4s;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  height: 3px;
  background-color: #000;
  width: 100%;
  }
.openbtn1 span {
  transition: transform 0.4s,background-color 0.4s, opacity 0.4s;
}
.openbtn1 span:nth-of-type(1) {
  top: 12px; 
}
.openbtn1 span:nth-of-type(2) {
  top: 22px;
}
.openbtn1 span:nth-of-type(3) {
  top: 32px;
}

.openbtn1.active span:nth-of-type(1) {
  top: 13px;
  left: 10px;
  transform: translateY(6px) rotate(-45deg);
  width: 70%;
  background-color: #fff;
}

.openbtn1.active span:nth-of-type(2) {
  opacity: 0;
}

.openbtn1.active span:nth-of-type(3) {
  top: 25px;
  left: 10px;
  transform: translateY(-6px) rotate(45deg);
  width: 70%;
  background-color: #fff;
}


@media only screen and (max-width: 580px) {
  #sp-nav div.contact_btn a,
  .sp-nav_title,
  .nav_btn_wrap,
  .nav_link_wrap {
    width: 300px;
  }
}
@media only screen and (max-width: 480px) {


}