@charset "UTF-8";
/* CSS Document (ハンバーガーメニュー) */

.hamburger_menu{
}

/*アイコン*/
#nav_toggle{
  position: fixed;
  top: 0;
  right: 0;
  cursor: pointer;
  z-index: 999;
  display: none;
  height: 100px;
  width: 80px;

}
#nav_toggle > div{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  width: 40px;
  height: 25px;
}
#nav_toggle span{
  width: 100%;
  height: 2px;
  position: absolute;
  left: 0;
  display: block;
  background-color: #374453;
  transition: transform 0.4s ease-in-out, top 0.3s ease;
}
#nav_toggle span:nth-child(1) {
  top: 0;
}
#nav_toggle span:nth-child(2) {
  top: 14px;
}
#nav_toggle span:nth-child(3) {
  top: 28px;
}
/*open*/
.open #nav_toggle span:nth-child(1) {
  top: 9px;
  transform: rotate(45deg);
}
.open #nav_toggle span:nth-child(2) {
  top: 9px;
  width: 0;
  left: 50%;
}
.open #nav_toggle span:nth-child(3) {
  top: 9px;
  transform: rotate(-45deg);
}



/*中身*/
.hamburger_nav{
  background: #fafafa;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 100vh;
  z-index: -1;
  visibility: hidden;
  pointer-events: none;
  opacity: 0;
  transition: 0.2s;
  padding: 120px 0;
  overflow-y: scroll;
}
.hamburger_nav > ul{
  margin: 0 auto;
  width: 90%;
  max-width: 600px;
  margin-bottom: 60px;
}
.hamburger_nav > ul > li{
  border-bottom: 1px dashed #ddd;
  padding: 0 10px;
  opacity: 0;
  transform: translateY(60px);
  transition: none;
}
.hamburger_nav > ul > li > a{
  display: block;
  width: 100%;
  position: relative;
  padding: 20px 0;
  letter-spacing: 0.1em;
  font-size: 1.8rem;
}
.hamburger_nav > ul > li > a:hover{
  color: #f3981d;
}

.hamburger_nav .m_contact{
  opacity: 0;
  transform: translateY(60px);
  transition: none;
}

.hamburger_nav > ul > li > a .arrow{
	position: absolute;
	top: 0;
  right: 0;
	bottom: 0;
	margin: auto;
	width: 15px;
	height: 1px;
  background: #f3981d;
}
.hamburger_nav > ul > li > a .arrow::before{
	position: absolute;
	content: '';
	top: 50%;
	right: 0;
	width: 13px;
	height: 13px;
	border-top: 1px solid #f3981d;
	border-right: 1px solid #f3981d;
	transform: rotate(45deg) translateY(-5px) translateX(-5px);
}

.hamburger_nav > ul > li:nth-child(2) {
  transition-delay: 0.15s;
}
.hamburger_nav > ul > li:nth-child(3) {
  transition-delay: 0.3s;
}
.hamburger_nav > ul > li:nth-child(4) {
  transition-delay: 0.45s;
}
.hamburger_nav > ul > li:nth-child(5) {
  transition-delay: 0.6s;
}
.hamburger_nav > ul > li:nth-child(6) {
  transition-delay: 0.75s;
}
.hamburger_nav > ul > li:nth-child(7) {
  transition-delay: 0.9s;
}


/*アコーディオン*/
.m_drop .m_drop_subject{
  position: relative;
  cursor: pointer;
}
.m_drop .m_drop_subject:hover{
  color: inherit;
}
.m_drop .m_drop_subject::before,
.m_drop .m_drop_subject::after{
	position: absolute;
	top:48%;
	right: 0;
	content:'';
	width: 15px;
	height: 1px;
	background-color: #f3981d;
}
.m_drop .m_drop_subject::before{
	transform: rotate(0deg);
}
.m_drop .m_drop_subject::after{
	transform: rotate(90deg);
}
.m_drop .m_drop_subject.area_close::before{
transform: rotate(45deg);
}
.m_drop .m_drop_subject.area_close::after{
transform: rotate(-45deg);
}
.m_drop .m_drop_area{
  display: none;
  margin-bottom: 20px;
}
.m_drop .m_drop_area li{

}
.m_drop .m_drop_area li a{
  display: inline-block;
  margin-bottom: 10px;
  font-size: 1.6rem;
}
.m_drop .m_drop_area li:last-child a{
  margin-bottom: 0;
}
.m_drop .m_drop_area li a::before{
	font-family: "Font Awesome 6 Free";
  display: inline-block;
	content: "\f054";
	font-weight: bold;
	margin-right: 10px;
  transition: 0.2s;
  font-size: 6px;
  transform: translate(0, -2px);
}
.m_drop .m_drop_area li a:hover{
  color: #f3981d;
}
.m_drop .m_drop_area li a:hover::before{
  transform: translate(2px, -2px);
}


/* open */
.open{
  overflow: hidden;
}
.open .hamburger_nav {
  pointer-events: all;
  opacity: 1;
  visibility: visible;
}
.open .hamburger_nav li {
  opacity: 1;
  transform: translateY(0);
  transition: transform 1s ease, opacity 0.8s ease;
}
.open .hamburger_nav .m_contact{
  opacity: 1;
  transform: translateY(0);
  transition: transform 1s ease, opacity 0.8s ease;
}


/*ブレイクポイント*/
@media (max-width: 1500px){
  #nav_toggle{
    display: block;
  }
}

@media (max-width: 650px){
  #nav_toggle span{
    width: 85%;
  }
  #nav_toggle > div{
    left: 60%;
  }
}