@charset "UTF-8";

/* Reset 
========================================= */
html,.resfz{
  font-size: 10px;
  font-size: 3.125vw;
}
* {
  box-sizing: border-box;
  background-repeat: no-repeat;
}
html,body,h1,h2,h3,h4,h5,h6,p,ul,ol,li,dl,dt,dd,figure,figcaption{
  margin: 0;
  padding: 0;
}
body{
  line-height:1.5;
  font-family: 'Noto Sans JP', sans-serif;
}
ul,li{
list-style: none;
}
a{
text-decoration: none;
color: inherit;
}
a[href^="tel:"] {
  pointer-events: all;
}
img,svg{
vertical-align: bottom;
border: none;
width: 100%;
max-width:100%;
height:auto;
}
svg{
  fill: currentColor;
  vertical-align: bottom;
}

button{cursor:pointer;border:none;background-color:transparent;}
button, [type="button"], [type="reset"], [type="submit"]{cursor:pointer;}
button, input, optgroup, select, textarea{font:inherit;}
button, select, textarea{color:inherit;border-style:none;background-color:transparent;}
button, html [type="button"], [type="reset"], [type="submit"]{border:none;border-radius:0;-webkit-appearance:button;}
button, select{text-transform:none;}
select::-ms-expand{display:none;}
select::-ms-value{color:currentColor;}
optgroup{font-weight:bold;}
button{overflow:visible;}
textarea{overflow:auto;resize:vertical;}

.pc{
  display: none;
}
table {
  border-collapse: collapse;
}
.center{
  text-align: center;
}
.left-center{
  text-align: left;
}
.center-left{
  text-align: center;
}
.left{
  text-align: left;
}
.asterisk{
  position: relative;
  display: block;
  padding-left: 1.2em;
  margin-top: 0.2em;
  font-size: .85em;
}
.asterisk::before{
  content: "※";
  position: absolute;
  left: 0;
}
.container{
  padding: 0 1.5rem;
  margin: 0 auto;
}

@media (min-width: 600px) {
  html,.resfz{
    font-size: 16.66666px;
  }
  .container{
    max-width: 600px;
  }  
}/* mq860 end */




/* BODY & MODULE
=====================================*/
:root {
  --color-a: #6DBCB7;
  --color-b: #EDF4F4;
  --color-c: #f5f9f9;
  --color-d: #133852;
  --color-e: #009BAF;
  --color-red: #F56478;
}
.red{
  color: var(--color-red);
}
.en{
  /* font-family: 'Barlow', sans-serif; */
  font-family: 'Outfit', sans-serif;
  font-size: 1.08em;
}
.sec_bloc{
/*     padding: 5rem 0 5em;*/
}
.hov a , .hover{
  transition: opacity .6s;
}
.hov a:hover,.hover:hover{
  opacity: .6;
}

/* TITLE ======================== */
.sec_ttl_bg{
  text-align: center;
}
.bg_txt_wrap{
  position: relative;
}
.bg_txt{
  font-family: 'Outfit', sans-serif;
  font-weight: bold;
  font-size: 6.5rem;
  color: var(--color-b);
  line-height: 1;
}
.sec_ttl_a_head{
  display: block;
  position: absolute;
  margin: auto;
  left: 0;
  right: 0;
  bottom: 0;
  top: .5em;
  height: fit-content;
  font-size: 1.4rem;
  font-weight: bold;
  letter-spacing: 0.1em;
  line-height: 1;
  color: #333;
}
.sec_ttl_bg_h2{
  padding: 1em 0;
}
.sec_ttl_a_main{
  font-size: 2.6rem;
  line-height: 1.4;
  color: var(--color-d);
font-weight: bold;
}
.sec_ttl_a_sub{
  display: block;
  letter-spacing: 0.03em;
  font-weight: 500;
  padding: .3em 0;
  color: var(--color-a);
}
.under_ttl_p{
  text-align: center;
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--color-d);
  padding: .3em 0;
  letter-spacing: .04em;
}

.sec_ttl_b{
  text-align: center;
  color: var(--color-d);
  margin: 1em 0 2em;
  letter-spacing: 0.05em;
}
.sec_ttl_b_en{
  display: block;
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 3.8rem;
  letter-spacing: .05em;
  line-height: 1.1;
  padding-bottom: 0.3em;
}
.sec_ttl_b_en.en_small{
  font-weight: 500;
  font-size: 3.2rem;
}
.sec_ttl_b_jp{
  display: block;
  font-weight: 500;
  font-size: 1.2rem;
  line-height: 1.4;
}


/* btn ========================== */
.link_btn{
  display: block;
  width: fit-content;
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-a);
  text-align: center;
  padding: 1.2em 0;
  margin: 0 auto;
}
.link_btn.arrow{
  position: relative;
  padding-right: 1em;
}
.link_btn.arrow::after{
  content: "";
  display: block;
  width: 0.4em;
  height: 0.4em;
  position: absolute;
  right: 0.2em;
  top: 0.11em;
  bottom: 0;
  margin: auto;
  border-top: 0.15em solid;
  border-right: 0.15em solid;
  transform: rotateZ(45deg);
}
.link_btn.arrow.border{
  letter-spacing: 0.05em;
}
.link_btn.arrow.border::before{
  content: "";
  display: block;
  width: 100%;
  height: .12em;
  background-color: var(--color-a);
  position: absolute;
  bottom: .8em;
  left: 0;
  right: 0;
  margin: auto;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .2s;
}

.link_btn.arrow.border:hover::before{
  transform: scaleX(100%);
}

.btn_link_box{
  position: relative;
  display: block;
  width: 90%;
  max-width: 29em;
  background-color: #fff;
  padding: 1.3em 1em;
  margin: .5em auto;
  box-shadow: 0 .15rem .2rem #c7e2f4;
}
.btn_link_box .text{
  position: relative;
  display: block;
  width: 100%;
  margin: auto;
  padding-right: .9em;
  font-size: 1.3em;
  font-weight: 500;
  letter-spacing: .05em;
  color: var(--color-e);
  text-align: center;
}

.btn_link_box .text::after{
  content: "";
  display: block;
  width: 0.4em;
  height: 0.4em;
  position: absolute;
  right: 0;
  top: 0.11em;
  bottom: 0;
  margin: auto;
  border-top: 0.15em solid;
  border-right: 0.15em solid;
  transform: rotateZ(45deg);
}
.btn_link_box.grad{
  background: linear-gradient(-45deg, rgba(109,188,183,1) 0%, rgba(0,126,172,1) 35%, rgba(55,172,206,1) 80%,rgba(109,188,183,1) 100%);
}
.btn_link_box.grad .text{
  color: #fff;
}
.white{
  color: #fff;
}


/* MAIN VISUAL
========================================= */
.mv{
  width: 100%;
  /* height: 60rem; */
  height: 100vh;
  min-height: 56.8rem;
  max-height: 60rem;
  position: relative;
  background-size: cover;
  background-position: center;
}
.mv_top{ background-image: url(/imgs/top_mv_sp.jpg); }
.mv_sys{ background-image: url(/imgs/mv_system_sp.jpg); }
.mv_beginner{ background-image: url(/imgs/mv_beginner_sp.jpg); }

.mv_under:after{
  content:"";
  position: absolute;
  display: block;
  width: 100%;
  height: 100%;
  background-color: rgba(0,15,25,.45);
  /* mix-blend-mode: multiply; */
}

.mv_ttl,.mv_cam_banner,.mv_foot_txt{
  position: absolute;
}
.mv_ttl{
  width: 28rem;
  left: 1.2rem;
  top: 2rem;
}
.mv_ttl_logo{
  width: 14rem;
  padding: 1.2em 0;
}
.mv_cam_banner{
  width: 30rem;
  left: 0;
  bottom: 3.2rem;
  filter: drop-shadow(.3rem .3rem 0.6rem rgba(27, 95, 119, 0.5));
  z-index: 10;
}
.mv_cam_banner a{
  display: block;
}
.mv_foot_txt{
  width: 8rem;
  bottom: 1.2rem;
  right: 1.2rem;
  z-index: 5;
}

.mv_under .mv_ttl{
  left: 2rem;
  top: 24rem;
  color: #fff;
  z-index: 11;
}
.mv_under .mv_ttl .en{
  display: block;
  font-size: 5.3rem;
  letter-spacing: 0.03em;
  line-height: 1.2;
}
.mv_under .mv_ttl .ja{
  display: block;
  font-size: 1.6rem;
  font-weight: 300;
}



/* INTRO
========================================= */
/* .intro_example {
  padding: 0 0.5em;
} */
.intro_head_block{
  background-image: url(/imgs/top_intro_sp.jpg);
  background-size: cover;
  background-position: center;
  color: #fff;
  text-align: center;
  line-height: 1.4;
}
.intro_head_ttl{
  display: block;
  width: 25rem;
  padding: 0.5em 0;
  margin: 0 auto;
}
.intro_example_header{
  background-color: var(--color-a);
  color: #fff;
  text-align: center;
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: .3em;
  position: relative;
  padding: 0.2em 0 0.3em;
  margin: 1em 0;
}
.intro_example_header::after{
  content: "";
  display: block;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 1.8rem .9rem 0 .9rem;
  border-color: var(--color-a) transparent transparent transparent;
  position: absolute;
  left: 0;
  right: 0;
  margin: auto;
}
.intro_example_block{
  padding:  1rem 0;
}
.intro_example_box{
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: .45em 0 .45em 1.6em;
  position: relative;
}
.intro_example_box::after{
  content: "";
  display: block;
  width: 1.1em;
  height: 1.1em;
  background-image: url(/imgs/icon_checkbox.svg);
  background-position: center;
  position: absolute;
  left: 0;
  top: .1em;
  bottom: 0;
  margin: auto;
}
.intro_example_footer{
  width: 27rem;
  margin: 2rem auto 0;
}


/* REASON
========================================= */
.sec_reason_box{
  padding: 2em 0;
}
.reason_img_wrap,.reason_txt_wrap{
  width: 93.75%;
  position: relative;
}
.reason_img_wrap{
  padding-top: 2.2em;
  z-index: 5;
  max-width: 43rem;
}
.reason_img_num{
  position: absolute;
  font-family: 'Outfit', sans-serif;
  font-weight: 500;
  font-size: 4.2rem;
  line-height: .7;
  color: #A8D7D4;
  mix-blend-mode:multiply;
  top: 0;
  left: .3em;
  width: calc(100% - 0.2em);
  display: flex;
  justify-content: space-between;
  z-index: 10;
}
.reason_img_num img{
  width: fit-content;
  height: 8.6rem;
  top: 0;
  opacity: .4;
}
.reason_txt_wrap{
  background-color: var(--color-c);
  margin-left: auto;
  padding: 1.5em 2em;
}
.reason_txt_wrap::before{
  content: "";
  display: block;
  background-color: var(--color-c);
  /* background-color: #000; */
  position: absolute;
  left: 0;
  top: -5rem;
  width: 100%;
  height: 5rem;
  z-index: -1;
}
.reason_txt_h3{
  color: var(--color-d);

}
.reason_txt_h3{
  font-size: 1.8rem;
  line-height: 1.5;
  letter-spacing: 0.05em;
  padding: .5em 0;
}
.reason_txt{
  font-size: clamp(12px,1.2rem,16px);
  font-weight: 100;
  color: #333;
  padding: .5em 0;
  text-align: justify;
}

.reverse .reason_img_wrap{
  display: block;
  margin-left: auto;
}
.reverse .reason_img_num{
  flex-direction: row-reverse;
  left: -.1em;
}
.reverse .reason_txt_wrap{
  margin-left: inherit;
}


/* ONLINE
========================================= */
.sec_online{
  background-color: var(--color-b);
}
.online_ttl_wrap{
  text-align: center;
  color: var(--color-d);
}
.online_ttl_main{
  font-size: 2.8rem;
  line-height: 1.3;
  letter-spacing: 0.06em;
}
.online_ttl_sub{
  font-size: 1.5rem;
  line-height: 1.3;
  letter-spacing: 0.04em;
  font-weight: 500;
  padding: 1em 0;
}

.online_img_box{
  position: relative;
  margin: 1.2em auto;
  max-width: 43rem;
}
.online_img_txt{
  font-family: 'Outfit', sans-serif;
  font-weight: 300;
  font-size: 2.8rem;
  letter-spacing: .03em;
  line-height: 1.1;
  color: #fff;
  width: fit-content;
  padding: 1.5rem;
  background-color: rgb(109,188,183);
  background: linear-gradient(100deg, rgba(109,188,183,.4) 0%, rgba(55,172,206,.4) 50%, rgba(0,126,172,.4) 100%);
  position: absolute;
  right: 0;
  top: 0;
  z-index: 1;
}
.online_img{
  position: relative;
  width: 90%; 
  margin-top: 3em;
}

.online_h3{
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.7;
  padding: .8em 0;
  margin-left: -0.5em;
}
.online_txt{
  font-size: clamp(12px,1.2rem,16px);
  font-weight: 100;
  color: #333;
  padding: .5em 0;
  text-align: justify;
}


/* LESSON
========================================= */
.lesson_box{
  padding: 1em 0 2em;
  position: relative;
}
.lesson_copy{
  /* position: absolute; */
  top: 0.8em;
  left: 0;
  right: 0;
  display: block;
  width: fit-content;
  /* background-color: #fa593d; */
  padding: .5em .9em;
  border-radius: .3em;
  margin: 0 auto;
  color: #333;
  font-size: 2.6em;
  font-weight: 600;
  letter-spacing: .03em;
  line-height: 1.35;
  text-align: center;
}
.lesson_copy_sub{
  display: block;
  font-size: .7em;
  color: var(--color-e);
  margin: .2em 0;
}
/* .lesson_copy::after{
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  display: block;
  width: 0;
  height: 0;
  margin: auto;
  border-style: solid;
  border-width: 1.2rem .6rem 0 .6rem;
  border-color: #fa593d transparent transparent transparent;
} */
.lesson_img{
  display: block;
  width: 96%;
  margin-right: auto;
}
.reverse .lesson_img{
  margin-right: inherit;
  margin-left: auto;
}
.lesson_box_ttl{
  padding: 1.2em 0;
}
.lesson_box_ttl_img{
  display: block;
  /* width: 84%; */
  height: 3.8rem;
  margin: auto;
  padding: .7em 0;
}
.lesson_box_ttl_span{
  display: block;
  font-size: 1.2em;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--color-e);
  text-align: center;
}
.beg_lesson_article{
	padding: 8rem 0 0;
}


/* SYSTEM
========================================= */
.sec_system_box{
  padding: 1.5em 0;
  text-align: center;
}
.system_icon{
  display: block;
  width: 10rem;
  padding: .5em 0;
  margin: auto;
}
.system_h3{
  font-size: 1.9rem;
  line-height: 1.3;
  letter-spacing: 0.05em;
  padding: .5em 0;
}
.system_p{
  font-size: clamp(12px,1.2rem,16px);
  color: #333;
  padding: .5em;
  text-align: justify;
}



/* DEBUT
========================================= */
.sec_debut{
  background-color: rgb(109,188,183);
  background: linear-gradient(100deg, rgba(109,188,183,1) 0%, rgba(55,172,206,1) 50%, rgba(0,126,172,1) 100%);
}
.artist_block {
  margin-bottom: 2em;
}
.artist_box{
  border-bottom: 1px solid #c7e2f4;
  display: flex;
  justify-content: space-between;
  color: #fff;
}
.artist_box:first-child{
  border-top: 1px solid #c7e2f4;
}
.artist_img{
  width: 32%;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 12.5rem;
  padding: 1.2em 0;
}
.artist_img img{
  border-radius: 50rem;
  overflow: hidden;
}
.artist_deta{
  width: 63%;
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  justify-content: center;
  position: relative;
}
.artist_copy{
  font-size: 1.1rem;
  font-weight: 700;
  /* color: #4597d0; */
  padding-bottom: .2em;
  letter-spacing: .03em;
}
.artist_name{
  display: inline;
  font-size: 2.9rem;
  position: relative;
  margin-bottom: .2em;
}
.artist_name::before{
  content: "";
  display: block;
  width: 100%;
  height: 1.2em;
  z-index: 1;
  /* background-color: rgba(255, 255, 0, .99); */
  position: absolute;
  bottom: 11%;
  transform: scaleX(100%);
  transition: transform .5s;
  transition-delay: .5s;
  transform-origin: 100%;
}
.artist_name.on::before{
  transform: scaleX(0);
}
.artist_link{
  font-size: clamp(10px,1rem,11px);
  position: absolute;
  right: 0;
  bottom: .8rem;
  color: var(--color-b);
  transition: transform .3s;
}

.artist_link:hover {
  opacity: 1;
  transform: translateX(.3rem);
}



/* INSTRUCTOR
========================================= */
.sec_inst{
  background-color: var(--color-b);
}
.inst_block{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  padding: 1em 0;
}
.inst_box {
  width: 47%;
  padding: 1em 0;
}
.inst_name {
  text-align: center;
  font-weight: 500;
  font-size: 1.4rem;
  padding: 0.3em 0;
  color: #333;
}
.inst_box_img{
  width: 100%;
  height: 18rem;
  object-fit: cover;
  object-position: top center;
}



/* USER’S VOICE
=========================================== */
.sec_voice{
  padding: 6rem 0;
}
.sec_voice_box{
  box-shadow: 0.1em 0.1em 0.8em rgba(18 114 140 / 20%);
  padding: 1.5em 1.5em;
  margin: 2em 0 ;
  position: relative;
}
.voice_num{
  position: absolute;
  right: 0;
  top: 0;
  font-size: 1.2rem;
  font-family: 'Outfit', sans-serif;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: 0.05em;
  background-color: var(--color-a);
  color: #fff;
  padding: .1em .6em .2em;
}
.voice_ttl_wrap{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1em 0 1.6em;
}
.voice_user_icon{
  width: 24%;
}
.voice_ttl{
  width: 70%;
  font-size: 1.9rem;
  line-height: 1.3;
  color: var(--color-d);
  letter-spacing: 0.03em;
}
.voice_desc{
  font-size: clamp(12px,1.2rem,16px);
  color: #333;
  text-align: justify;
  padding: 1em 0;
  line-height: 1.6;
}
.voice_name{
  color: var(--color-a);
  font-size: clamp(12px,1.2rem,16px);
  font-weight: 500;
  padding: .2em 0;
}


/* CAMPAIGN
=========================================== */
.sec_campaign{
    background-color: rgb(109,188,183);
    background: linear-gradient(-45deg, rgba(109,188,183,1) 0%, rgba(0,126,172,1) 35%, rgba(55,172,206,1) 80%,rgba(109,188,183,1) 100%);
    margin-bottom: 0;
    padding: 8rem 0;
}
.top-page .sec_campaign{
  margin-bottom: 0;
}
.sec_campaign_head{
  text-align: center;
  color: #fff;
  display: block;
  font-family: 'Outfit', sans-serif;
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: .08em;
}
.sec_campaign_ttl{
  display: block;
  width: 85%;
  padding: 1.2em 0;
  margin: auto;
  max-width: 40rem;
}
.sec_cam_img_box{
  padding: 1em 0 2em;
}
.campaign_desc{
  text-align: center;
  font-size: 1.28rem;
  font-weight: 500;
  padding: .2em 0 1.6em;
}
/* CAMPAIGN
=========================================== */