@charset "UTF-8";

/*header*/
.h-main {
  height: 100px;
  border-bottom: 1px solid #a79e7f;
}

.h-inner {
  height: 100px;
}

.l-inner {
  width: 960px;
  margin: 0 auto;
}

.l-sideWrp--both {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

.l-linkBlock {
  display: block;
  margin-top: 8px
}

.h-logoBox_logo {
  width: 166px;
}

.h-btnBox {
  position: relative;
  width: 190px;
  height: 35px;
  text-align: center;
  border-radius: 5px;
  background-color: #5a3c00;
}

.h-btnBox:hover {
  opacity: .7;
}

.h-btnBox::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 20px;
  width: 9px;
  height: 10px;
  margin: auto 0;
  content: '';
  background-image: url(../img/icon_triangle.svg);
}

.h-btnBox::before:hover {
  opacity: .7
}

.h-btnBox_btn {
  font-size: 13px;
  font-weight: 700;
  line-height: 35px;
  display: block;
  padding-left: 20px;
  letter-spacing: .06em;
  color: #fff;
}

@media screen and (max-width: 991px) {
  .l-inner {
    width: 93%;
  }
}

@media screen and (max-width: 380px) {
  .h-logoBox_logo {
    width: 105px;
  }
}


/*footer*/
.f-main {
  height: 50px;
  color: #5a3c00;
  border-top: 1px solid;
}

.f-inner {
  height: 50px;
}

.f-copy {
  font-size: 12px;
  font-weight: 400;
  line-height: 3.6;
  text-align: center;
  letter-spacing: .04em;
  color: #000;
}


/*common*/
body {
  font-family: 'M PLUS Rounded 1c', sans-serif;
}

img {
  max-width: 100%;
}

.btn {
  width: 250px;
}


/*style*/
main {
  background-image: url(../img/bg.png);
}

.mv {
  padding-top: 40px;
  padding-bottom: 40px;
}

.mv img {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.wrapper {
  width: 780px;
  margin-left: auto;
  margin-right: auto;
  padding-bottom: 100px;
}

.compare {
  padding: 40px 0;
  margin-bottom: 40px;
}

.compare-ttl {
  display: block;
  margin: 0 auto;
}

.compare-body {
  display: flex;
  justify-content: space-between;
  margin-top: 40px;
}

.tab-box .btn-area {
  display: -webkit-box;
  display: flex;
}

.tab-box .tab-btn {
  width: 50%;
  color: #fff;
  background-image: url(../img/tab_off.png);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: top;
  font-size: 32px;
  text-align: center;
  padding: 8px 0;
  cursor: pointer;
  transition: all 0.2s ease 0s;
}

.tab-box .tab-btn:hover {
  opacity: .8
}

.tab-box .tab-btn.active {
  background-image: url(../img/tab_on.png);
}

.tab-box .panel-area {
  background-color: #fff;
  border: solid 3px #1f286f;
  border-bottom-left-radius: 30px;
  border-bottom-right-radius: 30px;
  padding: 20px 40px;
  text-align: center;
}

.tab-box .tab-panel {
  display: none;
}

.tab-box .tab-panel.active {
  display: block;
}

.line {
  margin: 40px 0;
}

.coach-video {
  margin: 40px 0;
  width: 560px;
  height: 315px;
}

.ttl {
  color: #1f286f;
  font-size: 32px;
  font-weight: bold;
  margin: 30px 0;
}

.list-star {
  margin: 0 auto;
}

.list-star-12 {
  width: 500px;
}

.list-star-3 {
  width: 550px;
}

.list-star li {
  position: relative;
  text-align: left;
  padding-left: 24px;
  margin-bottom: 8px;
  font-size: 18px;
}

.list-star li::before {
  content: "";
  position: absolute;
  top: 2px;
  left: 0;
  display: inline-block;
  width: 8px;
  height: 8px;
  background: url(../img/star.png);
  background-size: contain;
  vertical-align: middle;
  width: 21px;
  height: 20px;
}

.sample-contents {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin: 20px 0;
}

.sample-cover {
  width: 170px;
  margin-bottom: 4px;
}

.sample-contents a {
  margin-left: 15px;
  margin-right: 15px;
  margin-bottom: 24px;
}

.sample-contents a p {
  font-weight: bold;
}

.lineup-btn {
  margin-bottom: 30px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
}

.lineup-btn a:not(:last-of-type) .btn {
  margin-right: 20px
}

.appendix {
  position: relative;
  background-color: #fff;
  border: solid 3px #1f286f;
  border-radius: 30px;
  padding: 20px;
  margin: 100px 0;
  text-align: center;
}

.icon-voice {
  color: #1f286f;
  height: 30px;
}

.appendix .ttl {
  display: flex;
  align-items: center;
  justify-content: center;
}

.appendix-btn {
  margin: 50px 0 30px;
}

.usagi {
  position: absolute;
  top: 18%;
  right: calc((100% - 360px) /2 + 360px);
}

.hitsuji {
  position: absolute;
  top: 18%;
  left: calc((100% - 360px) /2 + 360px);
}

.totop {
  position: fixed;
  right: 10px;
  bottom: 60px;
  display: block;
  width: 36px;
  height: 36px;
  background-color: #1f286f;
  border-radius: 50%;
  padding: 10px;
  opacity: .5;
}

.totop:hover {
  opacity: 1;
}

.triangle {
  position: absolute;
  top: -16px;
  left: 14px;
  height: 20px;
  border-top: 16px solid transparent;
  border-right: 14px solid transparent;
  border-bottom: 16px solid #fff;
  border-left: 14px solid transparent;
}

.answer {
  width: 540px;
  margin-left: auto;
  margin-right: auto;
  background-color: #fff;
  padding: 30px;
  box-sizing: border-box;
}

.answer-title {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 6px;
  text-align: center;
}

.answer .link {
  margin-bottom: 20px;
  text-align: center;
}

.answer a {
  text-decoration: underline;
}

.answer a:hover {
  color: #1f286f;
}

.answer dl {
  display: flex;
  align-items: flex-start;
  margin-bottom: 6px;
}

.answer dt {
  flex-shrink: 0;
  width: 40px;
  background-color: #1f286f;
  color: #fff;
  text-align: center;
  margin-right: 4px;
}


@media screen and (max-width: 779px) {
  main {
    background-size: 200%
  }

  .wrapper {
    width: 100%;
  }

  .compare {
    padding: 20px 0;
    margin-bottom: 20px;
  }

  .compare-ttl {
    padding-left: 15px;
    padding-right: 15px;
    box-sizing: border-box;
  }

  .compare-body {
    display: inline-block;
    margin-top: 20px;
    padding-bottom: 20px;
    white-space: nowrap;
  }

  .compare-img {
    width: 288px;
    margin-left: 15px;
  }

  .compare-img-last {
    margin-right: 15px;
  }

  .tab-box .tab-btn {
    background-size: cover;
    font-size: 20px;
    padding: 4px 0 2px;
  }

  .tab-box {
    padding-left: 15px;
    padding-right: 15px;
  }

  .tab-box .panel-area {
    padding-left: 15px;
    padding-right: 15px;
  }

  .coach-video {
    width: 100%;
    height: calc((100vw - 60px) * 0.5625);
    margin: 20px 0;
  }

  .ttl {
    font-size: 22px;
  }

  .sample-cover {
    width: 150px;
  }
  .lineup-btn {
    gap: 10px;
}
  .lineup-btn .btn {
    margin-bottom: 16px;
    margin-right: 0 !important;
  }

  .appendix {
    margin: 30px 15px 60px 15px;
    padding-left: 0;
    padding-right: 0;
  }

  .appendix-btn {
    margin-top: 30px;
  }

  .usagi {
    height: 80px;
    top: 30px;
    right: calc((100% - 140px) /2 + 140px);
  }

  .hitsuji {
    height: 80px;
    top: 30px;
    left: calc((100% - 160px) /2 + 160px);
  }
}


@media screen and (max-width: 576px) {
  .tab-box .tab-btn {
    font-size: 3.5vw
  }

  .list-star {
    width: 100%;
  }

  .sample-contents a {
    margin-left: 10px;
    margin-right: 10px;
  }

  .sample-cover {
    width: 35vw;
    max-width: 140px;
  }

  .totop {
    width: 20px;
    height: 20px;
    padding: 10px;
  }

  .triangle {
    top: 0;
    left: 10px;
    height: 0;
    border-top: 12px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 12px solid #fff;
    border-left: 10px solid transparent;
  }

  .answer {
    width: calc(100% - 32px);
    text-align: left;
  }
}


/*202302 教科書ワーク bnr*/
.sws_bnr {
  display: block;
  width: 360px;
  margin: auto;
  padding-top: 100px;
}

.sws_bnr img {
  width: 100%;
}

@media screen and (max-width: 576px) {
  .sws_bnr {
    width: calc(100% - 40px);
  }
}