@charset "utf-8";

/*--------------------------------------
　Main Index
---------------------------------------*/
.keyArea {
position: relative;
margin: 0 auto;
}

.keyArea * {
box-sizing: border-box;
}

.keyArea::before {
display: block;
position: absolute;
left: 0;
top: 50%;
transform: translateY(-50%);
width: 70%;
height: calc(100% - 8rem);
background: #00bde5;
background: -moz-linear-gradient(left, #00bde5 0%, #314180 100%);
background: -webkit-linear-gradient(left, #00bde5 0%, #314180 100%);
background: linear-gradient(to right, #00bde5 0%, #314180 100%);
pointer-events: none;
z-index: -1;
content: "";
}

.keyArea .inner {
position: relative;
width: 100%;
max-width: 1400px;
min-height: 460px;
margin: 0 auto;
padding: 8rem 0 6rem 17rem;
background: url(img/mv_bg_02.png) no-repeat right center;
}

.keyArea .inner::before {
position: absolute;
content: "";
width: 191px;
height: 392px;
left: -2rem;
top:12.5rem;
background: url(img/mv_bg_01.png) no-repeat left top;
background-size: auto 100%;
}

.keyArea .inner .subTit {
margin: 0 0 0.8rem 0;
color: #fff;
font-size: 2.4rem;
font-weight: bold;
line-height: 1.4;
}

.keyArea .inner .mainTit {
width: 800px;
margin: 0 0 2rem 0;
padding: 1rem 1.5rem 1.5rem 1.5rem;
background: #fff;
border-radius: 1.6rem;
color: #314180;
font-size: 2.1rem;
line-height: 1.5;
}

.keyArea .inner .mainTit span {
font-size: 3.8rem;
letter-spacing: 0.2rem;
}

.keyArea .inner p {
width: 560px;
margin: 0;
padding: 0;
color: #fff;
font-size: 1.4rem;
}

.keyArea .inner .btn-internal {
margin: 2rem 0 0 0;
}


.sec {
    width: 100%;
    min-width: 1100px;
    margin: 50px auto 0;
    box-sizing: border-box;
    position: relative;
    max-width: 940px;
}
	.sec .inner {
    max-width: 1100px;
    margin: auto;
    box-sizing: border-box;
}
.toc_parts {
    margin: 0 auto 0;
    border: 2px solid #314180;
    z-index: 1;
    background: none;
    max-width: 880px;
    box-sizing: border-box;
}
.toc_parts:after {
    border: 2px solid #314180;
    content: "";
    position: absolute;
    top: 8px;
    left: 11%;
    height: calc(100% + 4px);
    box-sizing: border-box;
    z-index: -1;
    width: 80%;
}
.toc_parts .acc_btn_wrap {
    padding: 7rem 7rem 5rem;
}
.toc_parts .ttl {
  color: #000;
	font-size: 2.4rem;
    font-weight: bold;
    text-align: center;
    white-space: nowrap;
    position: relative;
}
.toc_parts .ttl:after {
  color: rgba(255,255,255,0.08);
	content: "INDEX";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    color: #f2f3f5;
    font-size: 8rem;
    font-weight: bold;
    text-align: center;
    z-index: -1;
}
.toc_parts .acc_btn {
    background: #ffff3c;
    color: #314180;
    position: absolute;
    top: 65px;
    right: 18%;
    width: 100px;
    padding: 0.8rem 1rem 0.8rem 1.8rem;
    box-sizing: border-box;
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.toc_parts .open .acc_btn:after {
  transform: rotate(0deg);
}
.toc_parts .acc_btn:after {
    transform: rotate(90deg);
}
.toc_parts .acc_btn:before,
.toc_parts .acc_btn:after {
      background: #314180;
	content: "";
    position: absolute;
    top: 50%;
    right: 14px;
	width: 14px;
    height: 2px;
    margin-top: -1px;
    transition: all 0.4s;
}
.toc_parts .acc_btn:hover {
  opacity: 0.6;
  filter: alpha(opacity=60);
  -ms-filter: "alpha(opacity=60)";
} 
.toc_parts .acc_btn span {
    font-size: 1.6rem;
    font-weight: bold;
}
.toc_parts .acc_btn_wrap.open span:before {
    content: "CLOSE";
}
.toc_parts .acc_btn span:before {
    content: "OPEN";
}
.toc2 {
  display: none;
  padding: 0rem 7rem 5rem;
}
.toc2 .chapter {
  margin: 0 0 0;
}
.toc2 .chapter li {
  margin: 0 0 0 0;
  padding: 2rem 0 2rem 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.3);
  overflow-wrap: break-word;
  position: relative;
}
.toc2 .chapter li:before {
  content: "";
  display: block;
  position: absolute;
  top: 33px;
  left: 0;
  background: #6c2de8;
  background: -moz-linear-gradient(90deg, #6c2de8, #bb179e);
  background: -webkit-linear-gradient(90deg, #6c2de8, #bb179e);
  background: linear-gradient(90deg, #6c2de8, #bb179e);
  width: 15px;
  height: 2px;
  -webkit-transform: rotate(-45deg);
  transform: rotate(-45deg);
}
.toc2 .chapter li:last-child {
  margin: 0 0 0;
}
.toc2 .chapter li a {
  display: block;
  padding: 0 4rem 0 0;
  box-sizing: border-box;
  text-decoration: none;
  color: #fff;
  font-size: 1.6rem;
  font-weight: bold;
  line-height: 1.8;
  position: relative;
}
.toc2 .chapter li a:after{
  content: "";
  position: absolute;
  top: 50%;
  right: 5px;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-top: solid 1px #fff;
  border-right: solid 1px #fff;
  -webkit-transform: rotate(135deg);
  transform: rotate(135deg);
}




/*----------------------------------------------------
    SPサイトcss
----------------------------------------------------*/
@media screen and (max-width: 480px) {

.keyArea {
margin: -1rem 0 0 0;
}
.keyArea::before {
top: 3rem;
transform: none;
width: 100%;
height: 100%;
}

.keyArea .inner {
max-width: 100%;
min-height: auto;
margin: 0 auto;
padding: 4rem 2rem 2rem 2rem;
background: url(img/mv_bg_02.png) no-repeat right top 10px;
background-size: 16.5rem auto;
}

.keyArea .inner::before {
width: 48px;
height: 98px;
left: 0;
bottom: -2rem;
background-size: contain;
display:none;
}

.keyArea .inner .subTit {
margin: 0 0 0.8rem 0;
color: #fff;
font-size: 1.6rem;
font-weight: bold;
line-height: 1.4;
}

.keyArea .inner .mainTit {
width: 80%;
max-width: 24rem;
margin: 0 0 1.5rem 0;
border-radius: 1.2rem;
font-size: 1.4rem;
}

.keyArea .inner .mainTit span {
font-size: 2rem;
letter-spacing: 0;
}

.keyArea .inner p {
width: 100%;
}

.keyArea .inner .btn-internal {
margin: 2rem auto 0 ;
width:95%;
}

.sec {
    min-width: 100%;
}
.toc_parts .acc_btn {
    right: 25px;
    top: 25px;
    padding: 0.5rem 0.5rem 0.5rem 1.8rem;
    width: 90px;
}
.toc2 {
    padding: 1rem;
}
  .toc2 .chapter li {
    padding: 1.5rem 0 1.5rem 2rem;
  }
  .toc2 .chapter li:before {
    top: 25px;
    width: 14px;
    height: 2px;
  }
  .toc2 .chapter li a {
    padding: 0 2.5rem 0 0;
    font-size: 1.5rem;
    line-height: 1.6;
  }
  .toc2 .chapter li a:after{
    width: 6px;
    height: 6px;
    margin-top: -3px;
  }	
.toc_parts {
    border: 1px solid #314180;
    width: 92%;
}
.toc_parts:after {
    width: 90%;
    border: 1px solid #314180;
    left: 7%;
}	
.toc_parts .acc_btn_wrap {
    padding: 3rem 7rem 2rem;
}
.toc_parts .ttl:after {
    font-size: 4rem;
}
.toc_parts .acc_btn span {
    font-size: 14px;
}	
	
	
	
	
	
	
}