@charset "UTF-8";
/*--------------------
00.基本設定
01.kv
02.youtube
03.guide
04.lyric
05.start
06.about
--------------------*/
/*----------
00.基本設定
----------*/
:root {
  --color-neonpink: #f42ff4;
  --color-neonblue: #0ff;
  --color-neongreen: #28ce28;
}
#wrapper {
  font-family: 'Noto Sans JP', sans-serif;
  min-height: 100vh;
  padding-top: 0px!important;
}
[data-inview="fade"] {
  opacity: 0;
  transition: opacity 1.2s cubic-bezier(.39, .575, .565, 1), transform 1.2s cubic-bezier(0.215, 0.61, 0.355, 1);
}
[data-inview="fade"]._inview {
  opacity: 1;
}
[data-inview="fadeup"] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.2s cubic-bezier(.39, .575, .565, 1), transform 1.2s cubic-bezier(.215, .61, .355, 1), -webkit-transform 1.2s cubic-bezier(.215, .61, .355, 1);
}
[data-inview="fadeup"]._inview {
  opacity: 1;
  transform: translateY(0px);
}
[data-inview="faderight"] {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.6s cubic-bezier(.39, .575, .565, 1), transform 0.8s cubic-bezier(0.215, 0.61, 0.355, 1);
}
[data-inview="faderight"]._inview {
  opacity: 1;
  transform: translateX(0px);
}
[data-inview="fadeleft"] {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s cubic-bezier(.39, .575, .565, 1), transform 0.8s cubic-bezier(0.215, 0.61, 0.355, 1);
}
[data-inview="fadeleft"]._inview {
  opacity: 1;
  transform: translateX(0px);
}
.delay-01s {
  transition-delay: 0.1s;
}
.delay-02s {
  transition-delay: 0.2s;
}
.delay-03s {
  transition-delay: 0.3s;
}
.delay-04s {
  transition-delay: 0.4s;
}
.delay-05s {
  transition-delay: 0.5s;
}
.delay-06s {
  transition-delay: 0.6s;
}
.delay-07s {
  transition-delay: 0.7s;
}
.delay-08s {
  transition-delay: 0.8s;
}
.delay-10s {
  transition-delay: 1.0s;
}
.font-roboto {
  font-family: 'Roboto', sans-serif;
}
.danceSong-content {
  background-image: linear-gradient(169deg, rgba(0, 2, 24, 1) 10%, rgba(160, 55, 151, 1) 40%, rgba(127, 102, 191, 1) 68%, rgb(16, 81, 131) 90%);
  color: #fff;
  font-size: 18px;
  line-height: 1.77778;
  letter-spacing: 0.1em;
  text-align: center;
}
.danceSong-section {
  margin-left: auto;
  margin-right: auto;
  padding-bottom: 5em;
  padding-left: 20px;
  padding-right: 20px;
  padding-top: 4em;
}
.danceSong-section_ttl {
  border: 3px solid #fff;
  border-radius: 50%;
  box-shadow: 
  0 0 10px var(--color-neonpink),   /* 外側の薄い光 */
  0 0 20px var(--color-neonpink),   /* 外側の中間光 */
  /*0 0 40px var(--color-neonpink),   / * 外側の強い光 */
  inset 0 0 10px var(--color-neonpink),  /* 内側の薄い光 */
  inset 0 0 20px var(--color-neonpink);  /* 内側の強い光 */
  color: #fff;
  font-size: 34px;
  font-weight: bold;
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin: 0 auto 1.5em;
  position: relative;
  padding: 1em 3em;
  text-align: center;
  text-shadow: 
  0 0 5px var(--color-neonpink),   /* 内側の光 */
  0 0 10px var(--color-neonpink),  /* 中間の光 */
  /*0 0 20px var(--color-neonpink),  / * 外側の光 */
  0 0 40px var(--color-neonpink),  /* 強い外側の光 */
  0 0 80px var(--color-neonpink);  /* 最大の光 */
  width: fit-content;
}
.danceSong-section_ttl:after {
  background-color: #fff;
  box-shadow: 
  0 0 5px var(--color-neonpink),   /* 内側の光 */
  0 0 10px var(--color-neonpink),  /* 中間の光 */
  0 0 20px var(--color-neonpink),  /* 外側の光 */
  /*0 0 40px var(--color-neonpink),  / * 強い外側の光 */
  0 0 80px var(--color-neonpink);  /* 最大の光 */
  content: "";
  height: 3px;
  left: 0;
  margin: 3px auto 0;
  position: absolute;
  right: 0;
  top: 100%;
  transform: rotate(-35deg);
  width: 45px;
}
.danceSong-section_ttl.green {
  box-shadow: 
  0 0 10px var(--color-neongreen),   /* 外側の薄い光 */
  0 0 20px var(--color-neongreen),   /* 外側の中間光 */
  inset 0 0 10px var(--color-neongreen),  /* 内側の薄い光 */
  inset 0 0 20px var(--color-neongreen);  /* 内側の強い光 */
  text-shadow: 
  0 0 5px var(--color-neongreen),   /* 内側の光 */
  0 0 10px var(--color-neongreen),  /* 中間の光 */
  0 0 20px var(--color-neongreen),  /* 外側の光 */
  0 0 80px var(--color-neongreen);  /* 最大の光 */
}
.danceSong-section_ttl.green:after {
  box-shadow: 
  0 0 5px var(--color-neongreen),   /* 内側の光 */
  0 0 10px var(--color-neongreen),  /* 中間の光 */
  0 0 20px var(--color-neongreen),  /* 外側の光 */
  0 0 80px var(--color-neongreen);  /* 最大の光 */
}
.danceSong-section_ttl.blue {
  box-shadow: 
  0 0 10px var(--color-neonblue),   /* 外側の薄い光 */
  0 0 20px var(--color-neonblue),   /* 外側の中間光 */
  inset 0 0 10px var(--color-neonblue),  /* 内側の薄い光 */
  inset 0 0 20px var(--color-neonblue);  /* 内側の強い光 */
  text-shadow: 
  0 0 5px var(--color-neonblue),   /* 内側の光 */
  0 0 10px var(--color-neonblue),  /* 中間の光 */
  0 0 20px var(--color-neonblue),  /* 外側の光 */
  0 0 80px var(--color-neonblue);  /* 最大の光 */
}
.danceSong-section_ttl.blue:after {
  box-shadow: 
  0 0 5px var(--color-neonblue),   /* 内側の光 */
  0 0 10px var(--color-neonblue),  /* 中間の光 */
  0 0 20px var(--color-neonblue),  /* 外側の光 */
  0 0 80px var(--color-neonblue);  /* 最大の光 */
}
.danceSong-section_lead {
  font-size: 24px;
  font-weight: 600;
  line-height: 1.53846;
  letter-spacing: 0.1em;
  margin-bottom: 1em;
}
.deco {
  position: absolute;
}
/* 01.kv
----------------*/
.danceSongKv {
  background-color: #000218;
}
.danceSongKv_inner {
  background-color: #000218;
  position: relative;
  z-index: 1;
}
.danceSongKv_inner:before {
  background-image: radial-gradient(closest-side, hwb(305 21% 39%), rgba(0, 2, 24, 1));
  border-radius: 50%;
  content: '';
  height: 48vw;
  left: -5vw;
  position: absolute;
  width: 48vw;
}
.danceSongKv_inner:after {
  background-image: radial-gradient(closest-side, rgba(0, 147, 106, 1), rgba(0, 2, 24, 1));
  border-radius: 50%;
  bottom: 0;
  content: '';
  height: 50vw;
  position: absolute;
  right: -5vw;
  width: 50vw;
}
.danceSongKv_deco1 {
  width: 28vw;
  height: auto;
  right: -3vw;
  top: 0%;
}
.danceSongKv_deco2 {
  width: 26vw;
  top: 75%;
  left: -10vw;
}
.danceSongKv_frame {
  margin: 0 auto;
  max-width: 1280px;
  position: relative;
  z-index: 1;
}
.danceSongKv_frame:before {
  background-image: radial-gradient(rgba(0, 2, 24, 0), rgba(137, 48, 132, 0) 57%, rgba(156, 54, 147, 1));
  border-radius: 50%;
  content: '';
  height: 30vw;
  left: -14vw;
  position: absolute;
  top: 20%;
  width: 30vw;
}
.danceSongKv_frame:after {
  background-image: radial-gradient(rgba(0, 2, 24, 0), rgba(137, 48, 132, 0) 57%, rgba(0, 147, 106, 1));
  border-radius: 50%;
  bottom: 35%;
  content: '';
  height: 28vw;
  position: absolute;
  right: -15vw;
  width: 28vw;
}
.danceSongKv_doughnut {
  position: relative;
}
.danceSongKv_doughnut:before {
  background-color: rgb(180, 96, 173);
  border-radius: 50%;
  clip-path: circle(42%);
  content: '';
  display: inline-block;
  height: 44vw;
  left: -15vw;
  mask-image: radial-gradient(transparent 30%, black 30%);
  opacity: 0.3;
  position: absolute;
  top: -10%;
  width: 44vw;
}
.danceSongKv_doughnut:after {
  background-color: rgb(36, 167, 130);
  border-radius: 50%;
  bottom: 4%;
  clip-path: circle(40%);
  content: '';
  display: inline-block;
  height: 50vw;
  mask-image: radial-gradient(transparent 30%, black 30%);
  opacity: 0.3;
  position: absolute;
  right: -10vw;
  width: 50vw;
}
.danceSongKv_frame img {
  position: relative;
  z-index: 2;
}
/* 02.Youtube
----------------*/
.danceSongYoutube {
  padding-bottom: 5em;
  padding-top: 3em;
  position: relative;
  z-index: 1;
}
.danceSongYoutube_deco1 {
  right: 0vw;
  bottom: 85%;
  width: 22vw;
}
.danceSongYoutube_deco2 {
  right: 0vw;
  bottom: -42%;
  width: 23vw;
}
.youtube {
  aspect-ratio: 910 / 511;
  border-radius: 10px;
  margin: 0 auto;
  max-width: 910px;
  overflow: hidden;
  position: relative;
  width: 90%;
}
.youtube iframe {
  position: absolute;
  top: 0;
  right: 0;
  width: 100% !important;
  height: 100% !important;
}
/* 03.guide
----------------*/
.danceSongGuide {
  position: relative;
}
.danceSongGuide_deco1 {
  width: 19vw;
  height: auto;
  left: -5vw;
  top: 57%;
}
.danceSongGuide_inner + .danceSongGuide_inner {
  padding-bottom: 3em;
  padding-top: 3em;
}
.danceSongGuide_copy {
  color: #fff;
  display: block;
  filter: drop-shadow(0px 0px 5px #f42ff4);
  font-size: 22px;
  font-weight: bold;
  max-width: 80%;
  margin: 0 auto 0.5em;
  height: auto;
  position: relative;
  text-align: center;
  width: fit-content;
}
.danceSongGuide_copy span {
  display: inline-block;
  filter: drop-shadow(0px 0px 10px #f42ff4);
}
.danceSongGuide_copy img {
  filter: drop-shadow(0px 0px 40px #f42ff4);
}
.danceSongGuide_lead {
  color: #fff;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.02em;
  margin-bottom: 1em;
  text-align: center;
}
.danceSongGuide_text {
  margin: 1.5em auto;
  max-width: 650px;
}
.danceSongGuide_list {
  margin: 0 auto;
  max-width: 800px;
  width: 80%;
}
.danceSongGuide_item {
  align-items: center;
  display: flex;
  margin: 0 auto 2.5em 0;
  max-width: 630px;
  width: 90%;
}
.danceSongGuide_item-number {
  font-size: 100px;
  font-weight: bold;
  text-shadow: 
  0 0 5px var(--color-neonpink),   /* 内側の光 */
  0 0 10px var(--color-neonpink),  /* 中間の光 */
  /*0 0 20px var(--color-neonpink),  / * 外側の光 */
  0 0 40px var(--color-neonpink),  /* 強い外側の光 */
  0 0 80px var(--color-neonpink);  /* 最大の光 */
}
.danceSongGuide_item-text {
  padding: 1em 0 1em 1em;
  text-align: left;
}
.danceSongGuide_item-text strong {
  font-size: 24px;
  font-weight: 600;
}
.danceSongGuide_item-deco {
  /* margin-left: auto; */
  width: 190px;
}
.danceSongGuide_item:nth-child(2n) {
  flex-direction: row-reverse;
  margin: 1.5em 0 2.5em auto;
}
.danceSongGuide_item:nth-child(2n) .danceSongGuide_item-text {
  padding: 1em 1em 1em 0;
  text-align: right;
}
.danceSongGuide_item:nth-child(2n) .danceSongGuide_item-deco {
  /* margin-right: auto; */
}

/* 04.lyric
----------------*/
.danceSongLyrics {
  position: relative;
}
.danceSongLyrics_bg {
  height: 180%;
  left: 50%;
  min-width: 1400px;
  transform: translate(-50%);
  top: -50%;
  width: 160%;
}
.danceSongLyrics_deco1 {
  width: 20vw;
  height: auto;
  right: 5vw;
  top: -21%;
  transform: rotate(18deg);
}
.danceSongLyrics_deco2 {
  bottom: 9%;
  left: 0vw;
  width: 22vw;
}
.danceSongLyrics_inner {
  background-color: #fff;
  border-radius:30px;
  box-shadow: 0px 5px 16px 4px #33333340;
  color: #7030A0;
  margin: 0 auto;
  max-width: 600px;
  padding: 2.5em 2em;
  position: relative;
}
.danceSongLyrics_ttl {
  font-size: 26px;
  font-weight: 600;
  line-height: 1.53846;
  letter-spacing: 0.1em;
  margin: 0 auto 1em;
  padding: 0 1em 0.5em;
  position: relative;
  width: fit-content;
}
.danceSongLyrics_ttl:before,
.danceSongLyrics_ttl:after {
  background-color: #c06ffd;
  border-radius: 4px;
  bottom: 0;
  content: "";
  height: 8px;
  left: 0;
  margin: 3px auto 0;
  position: absolute;
  width: calc(50% - 10px);
}
.danceSongLyrics_ttl::before {
  left: auto;
  right: 0;
}
.danceSongLyrics_ttl .line:before {
  background-color: #c06ffd;
  border-radius: 4px;
  content: "";
  height: 8px;
  left: calc(50% - 8px);
  margin: 0;
  position: absolute;
  top: 100%;
  transform: rotate(-45deg);
  width: 28px;
}
.danceSongLyrics_lead {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.53846;
  letter-spacing: 0.1em;
  margin-bottom: 1em;
}
.danceSongLyrics_text {
  line-height: 2;
}
.danceSongLyrics_text p {
  margin-top: 2em;
}
/* 05.start
----------------*/
.danceSongStart {
  margin-top: -200px;
  padding-top: 350px;
  position: relative;
}
.danceSongStart_bg {
  height: 100%;
  left: 50%;
  min-width: 1400px;
  transform: translate(-50%);
  top: 0;
  width: 160%;
}
.danceSongStart_deco1 {
  left: 0vw;
  bottom: 62%;
  width: 20vw;
}
.danceSongStart_row {
  align-items: center;
  display: flex;
  justify-content: space-around;
  max-width: 1100px;
  margin: -2.5em auto 0;
}
.danceSongStart_text {
  margin: 1.5em 0;
  max-width: 600px;
  width: calc(100% - 360px);
}
.danceSongStart_img {
  text-align: center;
  width: 180px;
}
.danceSongStart_img .img1 {
  width: 180px;
}
.danceSongStart_img .img2 {
  max-width: 100%;
  margin: 0 auto;
  width: 80px;
}
/* 06.about
----------------*/
.danceSongAbout {
  background-image:
  radial-gradient(290px 300px , rgba(156, 206, 255, 0.297) 20%, transparent 20%),
  radial-gradient(800px 780px , rgba(156,206,255, 0.5) 20%, transparent 20%),
  radial-gradient(500px 500px , rgba(156,206,255, 0.5) 20%, transparent 20%),
  radial-gradient(400px 380px , rgba(156,206,255, 0.5) 20%, transparent 20%),
  radial-gradient(750px 750px , rgba(156,206,255, 0.5) 20%, transparent 20%),
  radial-gradient(100px 100px , rgba(156,206,255, 0.5) 20%, transparent 20%);
		background-size: 
    1230px 1280px,
    810px 910px,
    1470px 990px,
    1200px 1700px,
    1520px 1200px,
    1100px 1300px;
		background-position: 
    -300px -550px,
    -200px 100px,
    442px 711px,
    -200px -550px,
    -180px -250px,
    130px -150px;
}
.danceSongAbout_deco1 {
  transform: rotate(10deg);
  width: 10vw;
}
.danceSongAbout_deco2 {
  bottom: 0;
  right: 40%;
  transform: rotate(12deg);
  width: 8vw;
}
.danceSongAbout_deco3 {
  left: 85%;
  transform: rotate(-20deg);
  top: 30%;
  width: 11vw;
}
.danceSongAbout_inner {
  position: relative;
}
.danceSongAbout_row {
  align-items: center;
  display: flex;
  max-width: 800px;
  margin: 0 auto;
  text-align: left;
}
.danceSongAbout_row-img {
  width: 40%;
}
.danceSongAbout_row-text {
  padding-left: 2em;
  width: 60%;
}

@media only screen and (max-width:750px){
  .danceSong-content {
    font-size: 16px;
  }
  .danceSong-section_ttl {
    font-size: 28px;
    padding: 1em 1.2em;
  }
  .danceSong-section_lead {
    font-size: 22px;
  }
  /* 01.kv
  ----------------*/
  .danceSongKv_inner {
    padding-top: 50px;
  }
  /* 02.Youtube
  ----------------*/
  .danceSongYoutube_deco1 {
    left: 0;
    width: 35vw;
  }
  .danceSongYoutube_deco2 {
    bottom: -25%;
    width: 35vw;
  }
  .danceSongYoutube {
    padding-bottom: 3em;
  }
  /* 03.guide
----------------*/
.danceSongGuide_deco1 {
  left: -10%;
  width: 32vw;
}
.danceSongGuide_list {
  width: 100%;
}
.danceSongGuide_item-text strong {
  font-size: 20px;
}
.danceSongGuide_item {
  flex-wrap: wrap;
  width: 100%;
}

.danceSongGuide_item-number {
  line-height: 1;
  order: 1;
  width: 60px;
}
.danceSongGuide_item-text {
  order: 1;
  padding-bottom: 0.5em;
  padding-top: 0.5em;
  width: calc(100% - 60px);
}
.danceSongGuide_item-deco {
  /* bottom: -90px;
  position: absolute;
  right: -20px; */
  order: 0;
  text-align: center;
  width: 100%;
}
.danceSongGuide_item-deco img {
  margin: 0 auto;
  width: 130px;
}
.danceSongGuide_item:nth-child(2n) .danceSongGuide_item-deco {
  left: -20px;
  right: auto;
}
/* 04.lyric
----------------*/
  .danceSongLyrics_deco1 {
    top: -13%;
    width: 30vw;
  }
  .danceSongLyrics_deco2 {
    width: 38vw;
    bottom: 0%;
  }
  .danceSongLyrics_inner {
    padding: 2em 1em;
  }
  .danceSongLyrics_ttl {
    padding: 0 0 1em;
  }
  /* 05.start
----------------*/
.danceSongStart_bg {
  left: 17%;
  top: -3%;
}
.danceSongStart_deco1 {
  bottom: auto;
  top: 15%;
  width: 36vw;
}
.danceSongStart_row {
  flex-wrap: wrap;
  margin-top: -2em;
}
.danceSongStart_img {
  width: fit-content;
}
.danceSongStart_img .img1 {
  width: 140px;
}
.danceSongStart_text {
  margin-top: -0.5em;
  width: 100%;
}
/* 06.about
----------------*/
.danceSongAbout {
  background-image:
  radial-gradient(290px 300px , rgba(156, 206, 255, 0.297) 20%, transparent 20%),
  radial-gradient(800px 780px , rgba(156,206,255, 0.5) 20%, transparent 20%),
  radial-gradient(500px 500px , rgba(156,206,255, 0.5) 20%, transparent 20%),
  radial-gradient(400px 380px , rgba(156,206,255, 0.5) 20%, transparent 20%),
  radial-gradient(750px 750px , rgba(156,206,255, 0.5) 20%, transparent 20%),
  radial-gradient(100px 100px , rgba(156,206,255, 0.5) 20%, transparent 20%);
		background-size: 
    1230px 1280px,
    810px 910px,
    1470px 990px,
    1200px 1700px,
    1520px 1200px,
    1100px 1300px;
		background-position: 
    -300px -550px,
    -428px 980px,
    442px 711px,
    -200px -550px,
    -180px -250px,
    -210px 165px;
}
.danceSongAbout_deco1 {
  left: -5%;
  top: -9%;
  width: 28vw;
}
.danceSongAbout_deco2 {
  width: 28vw;
}
.danceSongAbout_row {
  display: block;
}
.danceSongAbout_row-img {
  width: 100%;
}
.danceSongAbout_row-text {
  margin-top: 1.5em;
  padding-left: 0;
  text-align: center;
  width: 100%;
}
}