.x_btn {
  transition-duration: 0.6s;
  position: relative;
  text-align: center;
  font-size: 16px;
  color: #000;
  width: 600px;
  height: 60px;
  margin: auto;
  overflow: hidden;
  box-sizing: border-box;
  line-height: 1;
}
.x_btn .btn_inner {
  height: 100%;
}
.x_btn p {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
}
.x_btn .btn_item01,
.x_btn .btn_item02 {
  position: absolute;
  border-color: #000;
  width: 320px;
  height: 280px;
  border-width: 1px;
  border-style: solid;
  -webkit-transition:
    border-color 0.3s,
    opacity 0.3s,
    -webkit-transform 0.6s cubic-bezier(0.79, 0.17, 0.15, 0.96);
  transition:
    border-color 0.3s,
    opacity 0.3s,
    -webkit-transform 0.6s cubic-bezier(0.79, 0.17, 0.15, 0.96);
  transition:
    transform 0.6s cubic-bezier(0.79, 0.17, 0.15, 0.96),
    border-color 0.3s,
    opacity 0.3s;
  transition:
    transform 0.6s cubic-bezier(0.79, 0.17, 0.15, 0.96),
    border-color 0.3s,
    opacity 0.3s,
    -webkit-transform 0.6s cubic-bezier(0.79, 0.17, 0.15, 0.96);
  border: 1px solid #000;
}
.x_btn .btn_item01 {
  top: 0;
  left: calc(100% - 20px);
  -webkit-transform-origin: left top;
  transform-origin: left top;
  -webkit-transform: translate3d(0, 0, 0) rotate(-45deg);
  transform: translate3d(0, 0, 0) rotate(-45deg);
}
.x_btn .btn_item02 {
  bottom: 0;
  right: calc(100% - 20px);
  -webkit-transform-origin: right bottom;
  transform-origin: right bottom;
  -webkit-transform: translate3d(0, 0, 0) rotate(-45deg);
  transform: translate3d(0, 0, 0) rotate(-45deg);
}
.x_btn .btn_item01::before,
.x_btn .btn_item02::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  background: #f6f6f6;
  opacity: 0;
  -webkit-transition: 0.4s 0.1s;
  transition: 0.4s 0.1s;
  box-sizing: border-box;
}
.h_point:hover .x_btn .btn_item01,
.h_point:hover .x_btn .btn_item02,
.x_btn:hover .btn_item01,
.x_btn:hover .btn_item02 {
  -webkit-transition: -webkit-transform 0.45s
    cubic-bezier(0.79, 0.17, 0.15, 0.96);
  transition: -webkit-transform 0.45s cubic-bezier(0.79, 0.17, 0.15, 0.96);
  transition: transform 0.45s cubic-bezier(0.79, 0.17, 0.15, 0.96);
  transition:
    transform 0.45s cubic-bezier(0.79, 0.17, 0.15, 0.96),
    -webkit-transform 0.45s cubic-bezier(0.79, 0.17, 0.15, 0.96);
}
.h_point:hover .x_btn .btn_item01,
.x_btn:hover .btn_item01 {
  -webkit-transform: translate3d(-100%, 0, 0) rotate(-45deg);
  transform: translate3d(-100%, 0, 0) rotate(-45deg);
  -webkit-transition: 0.5s cubic-bezier(0.29, 0.8, 0.35, 1);
  transition: 0.5s cubic-bezier(0.29, 0.8, 0.35, 1);
  border-color: #262626;
  opacity: 0;
}
.h_point:hover .x_btn .btn_item02,
.x_btn:hover .btn_item02 {
  -webkit-transform: translate3d(100%, 0, 0) rotate(-45deg);
  transform: translate3d(100%, 0, 0) rotate(-45deg);
  -webkit-transition: 0.5s cubic-bezier(0.29, 0.8, 0.35, 1);
  transition: 0.5s cubic-bezier(0.29, 0.8, 0.35, 1);
  border-color: #262626;
  opacity: 0;
}
.h_point:hover .x_btn,
.x_btn:hover {
  color: #fff;
  background-color: #262626;
}
.x_btn:hover {
  color: #fff;
  background-color: #262626;
}
.x_btn .arrow {
  position: absolute;
  top: 1px;
  bottom: 0;
  margin: auto;
  width: 9px;
  height: 13px;
  -webkit-transform: translate3d(-10px, 0, 0);
  transform: translate3d(-10px, 0, 0);
  -webkit-transition: 0.3s;
  transition: 0.3s;
  opacity: 0;
  left: -5px;
}
.x_btn .arrow::before {
  content: '';
  position: absolute;
  right: 0;
  top: 6px;
  height: 2px;
  width: 100%;
  -webkit-transform-origin: bottom right;
  transform-origin: bottom right;
  -webkit-transform: translate3d(0, 0, 0) rotate(45deg);
  transform: translate3d(0, 0, 0) rotate(45deg);
  box-sizing: border-box;
  background-color: #fff;
}
.x_btn .arrow::after {
  content: '';
  position: absolute;
  right: 0;
  top: 6px;
  height: 2px;
  width: 100%;
  -webkit-transform-origin: top right;
  transform-origin: top right;
  -webkit-transform: translate3d(0, 0, 0) rotate(-45deg);
  transform: translate3d(0, 0, 0) rotate(-45deg);
  box-sizing: border-box;
  background-color: #fff;
}
.h_point:hover .x_btn .arrow,
.x_btn:hover .arrow {
  -webkit-transform: translate3d(0, 0, 0);
  transform: translate3d(0, 0, 0);
  opacity: 1;
  -webkit-transition:
    opacity 0.2s 0.2s,
    -webkit-transform 0.3s 0.1s cubic-bezier(0.79, 0.17, 0.15, 0.96);
  transition:
    opacity 0.2s 0.2s,
    -webkit-transform 0.3s 0.1s cubic-bezier(0.79, 0.17, 0.15, 0.96);
  transition:
    transform 0.3s 0.1s cubic-bezier(0.79, 0.17, 0.15, 0.96),
    opacity 0.2s 0.2s;
  transition:
    transform 0.3s 0.1s cubic-bezier(0.79, 0.17, 0.15, 0.96),
    opacity 0.2s 0.2s,
    -webkit-transform 0.3s 0.1s cubic-bezier(0.79, 0.17, 0.15, 0.96);
  left: 17px;
}

/* 線(ボーダー)のスタイル 共通 */
.x_btn:before,
.x_btn:after,
.x_btn .btn_inner:before,
.x_btn .btn_inner:after {
  content: '';
  position: absolute;
  background: #000; /*線の色*/
  transition-duration: 0.3s;
  transition-timing-function: ease-in-out;
}
/* 上のボーダー */
.x_btn .btn_inner:before {
  top: 0;
  right: -100%;
  width: 100%;
  height: 1px;
  transition-delay: 0.3s;
}
/* 左のボーダー */
.x_btn .btn_inner:after {
  top: -100%;
  left: 0;
  width: 1px;
  height: 100%;
  transition-delay: 0.6s;
}
/* 下のボーダー */
.x_btn:before {
  bottom: 0;
  left: -100%;
  width: 100%;
  height: 1px;
  transition-delay: 0.3s;
}
/* 右のボーダー */
.x_btn:after {
  bottom: -100%;
  right: 0;
  width: 1px;
  height: 100%;
  transition-delay: 0.6s;
}

/* ホバー時のアニメーション指定 */
.inview .x_btn .btn_inner::before {
  right: 0;
}
.inview .x_btn .btn_inner::after {
  top: 0;
}
.inview .x_btn::before {
  left: 0;
}
.inview .x_btn::after {
  bottom: 0;
}

.x_btn:hover:before,
.x_btn:hover:after,
.x_btn:hover .btn_inner:before,
.x_btn:hover .btn_inner:after {
  background: #262626;
  transition-delay: inherit;
}

.fade_icon {
  opacity: 0;
  transition-duration: 1s;
  transition-timing-function: ease-in-out;
}
.inview .fade_icon {
  opacity: 1;
}
.fade_under .item,
.fade_over .item {
  opacity: 0;
  transition:
    opacity 0.6s cubic-bezier(0.215, 0.61, 0.355, 1),
    transform 0.6s cubic-bezier(0.215, 0.61, 0.355, 1);
  transform: translate(0, 20px);
}
.inview .fade_under .item,
.fade_under.inview .item,
.inview .fade_over .item,
.fade_over.inview .item {
  opacity: 1;
  transform: translate(0);
}
.fade_over .item {
  transform: translateY(-20px);
}
.fade_under .item:nth-child(2),
.fade_over .item:nth-child(2) {
  transition-delay: 0.1s;
}
.fade_under .item:nth-child(3),
.fade_over .item:nth-child(3) {
  transition-delay: 0.2s;
}
.fade_under .item:nth-child(4),
.fade_over .item:nth-child(4) {
  transition-delay: 0.3s;
}
.fade_under .item:nth-child(5),
.fade_over .item:nth-child(5) {
  transition-delay: 0.4s;
}
.fade_under .item:nth-child(6),
.fade_over .item:nth-child(6) {
  transition-delay: 0.5s;
}
.fade_under .item:nth-child(7),
.fade_over .item:nth-child(7) {
  transition-delay: 0.6s;
}
.fade_under .item:nth-child(8),
.fade_over .item:nth-child(8) {
  transition-delay: 0.7s;
}
.fade_under .item:nth-child(9),
.fade_over .item:nth-child(9) {
  transition-delay: 0.8s;
}
@keyframes boundIn {
  from,
  20%,
  40%,
  60%,
  80%,
  to {
    -webkit-animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
    animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
  }
  0% {
    opacity: 0;
    -webkit-transform: scale3d(0.8, 0.8, 0.8) rotate(0deg);
    transform: scale3d(0.8, 0.8, 0.8) rotate(0deg);
  }
  20% {
    -webkit-transform: scale3d(1.1, 1.1, 1.1);
    transform: scale3d(1.1, 1.1, 1.1);
  }
  40% {
    -webkit-transform: scale3d(0.95, 0.95, 0.95) rotate(0deg);
    transform: scale3d(0.95, 0.95, 0.95) rotate(0deg);
  }
  60% {
    opacity: 1;
    -webkit-transform: scale3d(1.01, 1.01, 1.01);
    transform: scale3d(1.01, 1.01, 1.01);
  }
  80% {
    -webkit-transform: scale3d(0.99, 0.99, 0.99);
    transform: scale3d(0.99, 0.99, 0.99);
  }
  to {
    opacity: 1;
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}
.m_f {
  opacity: 0;
}
.inview .m_f {
  animation: boundIn 0.8s ease 0s 1 forwards;
}
.mask span {
  opacity: 0;
}
.inview .mv_txt span {
  animation: fadeDown 0.6s cubic-bezier(0, 0, 0.25, 1) both;
  display: inline-block;
}
.inview .mask span {
  animation: mask 1.1s both cubic-bezier(0, 0, 0.25, 1);
  -webkit-mask-image: url(../img/header/mask-img.png);
  mask-image: url(../img/header/mask-img.png);
  -webkit-mask-size: 200% auto;
  mask-size: 200% auto;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  opacity: 1;
}
@keyframes mask {
  0% {
    -webkit-mask-position: 100% 0;
  }
  100% {
    -webkit-mask-position: 0 0;
  }
}
@keyframes fadeUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}
@keyframes fadeDown {
  from {
    transform: translateY(-100%);
  }
  to {
    transform: translateY(0);
  }
}

.fade_l {
  opacity: 0;
  transform: translateX(-10px);
  transition-duration: 0.6s;
  transition-timing-function: ease-in-out;
}
.fade_r {
  opacity: 0;
  transform: translateX(10px);
  transition-duration: 0.6s;
  transition-timing-function: ease-in-out;
}
.fade_u {
  opacity: 0;
  transform: translateY(10px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}
.fade_o {
  opacity: 0;
  transform: translateY(-10px);
  transition-duration: 0.6s;
  transition-timing-function: ease-in-out;
}
.inview .fade_l,
.inview .fade_r {
  opacity: 1;
  transform: translateX(0);
}
.inview .fade_u,
.inview .fade_o,
.fade_u.inview {
  transform: translateY(0);
  opacity: 1;
}
.fade_o.inview {
  transform: translateY(0);
  opacity: 1;
}
.img-zoom {
  opacity: 0;
}
.inview .img-zoom {
  opacity: 1;
  -webkit-transition: -webkit-transform 0.6s ease;
  transition: -webkit-transform 0.6s ease;
  transition: transform 0.6s ease;
  transition:
    transform 0.6s ease,
    -webkit-transform 0.6s ease;
  -webkit-animation-name: kf-img-show;
  animation-name: kf-img-show;
  -webkit-animation-duration: 2.1s;
  animation-duration: 2.1s;
  -webkit-animation-timing-function: ease-in-out;
  animation-timing-function: ease-in-out;
  -webkit-animation-delay: 0s;
  animation-delay: 0s;
  -webkit-animation-iteration-count: 1;
  animation-iteration-count: 1;
  -webkit-animation-direction: normal;
  animation-direction: normal;
  -webkit-animation-fill-mode: normal;
  animation-fill-mode: normal;
}

@-webkit-keyframes kf-img-show {
  0% {
    opacity: 0;
  }
  50% {
    opacity: 0;
  }
  50.1% {
    opacity: 1;
    -webkit-transform: scale(1.5);
    transform: scale(1.5);
  }
  100% {
    opacity: 1;
  }
}

@keyframes kf-img-show {
  0% {
    opacity: 0;
  }
  50% {
    opacity: 0;
  }
  50.1% {
    opacity: 1;
    -webkit-transform: scale(1.5);
    transform: scale(1.5);
  }
  100% {
    opacity: 1;
  }
}

.bg_clip_l {
  transition:
    clip-path 1.3s cubic-bezier(0.165, 0.84, 0.44, 1),
    -webkit-clip-path 1.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  clip-path: inset(0 100% 0 0);
}
.bg_clip_r {
  transition:
    clip-path 1.3s cubic-bezier(0.165, 0.84, 0.44, 1),
    -webkit-clip-path 1.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  clip-path: inset(0 0 0 100%);
}
.bg_clip_l.inview {
  -webkit-clip-path: inset(0);
  clip-path: inset(0);
}
.pin_btn {
  width: 380px;
  height: 60px;
  box-sizing: border-box;
  position: relative;
}
.pin_btn p {
  box-sizing: border-box;
  font-size: 14px;
  line-height: 1;
  position: relative;
  transition-duration: 0.5s;
  width: 100%;
  height: 100%;
  border: 1px solid rgba(0, 0, 0, 0.2);
}
.pin_btn p::after {
  content: '';
  position: absolute;
  background: #ff8a00;
  width: 50px;
  height: 1px;
  right: -25px;
  top: 0;
  bottom: 0;
  margin: auto;
  transition-duration: 0.5s;
}
.pin_btn p:hover {
  background: #ff8a00;
  color: #fff;
  border-color: #ff8a00;
}
.pin_btn p:hover::after {
  content: '';
  transform: translateX(25px);
  opacity: 0;
}

.js-fadeInLoaded_u {
  opacity: 0;
  transform: translateY(3rem);
  transition:
    transform 0.7s cubic-bezier(0.43, 0.05, 0.17, 1),
    opacity 0.5s cubic-bezier(0.18, 0.06, 0.23, 1) 0.1s;
  will-change: transform, opacity;
}
.inview .js-fadeInLoaded_u {
  opacity: 1;
  transform: translate(0) scale(1) rotate(0deg);
}
section .js-fadeInLoaded_u {
  transition-delay: 0.3s;
}
section .js-fadeInLoaded_u02 {
  transition-delay: 0.4s;
}
section .js-fadeInLoaded_u03 {
  transition-delay: 0.5s;
}
section .js-fadeInLoaded_u04 {
  transition-delay: 0.6s;
}
section .js-fadeInLoaded_u05 {
  transition-delay: 0.7s;
}
.clip_l {
  transition:
    clip-path 1s cubic-bezier(0.43, 0.05, 0.17, 1),
    -webkit-clip-path 1s cubic-bezier(0.43, 0.05, 0.17, 1);
  clip-path: inset(0 100% 0 0);
}
.clip_r {
  transition:
    clip-path 1s cubic-bezier(0.43, 0.05, 0.17, 1),
    -webkit-clip-path 1s cubic-bezier(0.43, 0.05, 0.17, 1);
  clip-path: inset(0 0 0 100%);
}
.inview .clip_l,
.inview .clip_r {
  -webkit-clip-path: inset(0);
  clip-path: inset(0);
}