.main {
  padding-top: 0;
}

.intro {
  position: relative;
  background: #e9e5fe;
}
.intro::before {
  position: absolute;
  top: 11%;
  left: 19%;
  width: 10.94%;
  max-width: 21rem;
  background: url("../image/intro__deco--video.png") no-repeat center/contain;
  animation: floating 3s ease-in-out infinite;
  aspect-ratio: 210/158;
  content: "";
}
@media (min-width: 1921px) {
  .intro::before {
    left: 50%;
    margin-left: -58rem;
  }
}
.intro::after {
  position: absolute;
  top: 16%;
  left: 72%;
  width: 9.79%;
  max-width: 18.8rem;
  background: url("../image/intro__deco--live.png") no-repeat center/contain;
  animation: floating 3s 1.5s ease-in-out infinite;
  aspect-ratio: 188/154;
  content: "";
}
@media (min-width: 1921px) {
  .intro::after {
    left: 50%;
    margin-left: 41rem;
  }
}
.intro__sub-ttl {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding: 0.6em;
  border-bottom: 0.1rem solid rgba(255, 255, 255, 0.24);
  font-size: 2.3rem;
  font-weight: 600;
  color: #fff;
  text-align: center;
  background: #adaffc;
}
.intro__ttl {
  position: absolute;
  top: 5%;
  left: 50%;
  width: 41.88%;
  max-width: 80.4rem;
  transform: translate(-50%, 0);
  aspect-ratio: 108/139;
}
.intro__ttl svg {
  width: 100%;
  aspect-ratio: 804/432;
  will-change: transform;
}
.intro__visual {
  width: 100%;
  margin: 0 auto;
}
.intro__visual img {
  margin: 0 auto;
}
.intro__body {
  padding-bottom: 12rem;
}
.intro .coupon {
  position: relative;
  width: 108rem;
  margin: -2rem auto 8rem;
  padding: 0.67em;
  border: 0.1rem solid #fff;
  border-radius: 0.63em;
  font-weight: 600;
  font-size: 2.4rem;
  text-align: center;
  color: #24232f;
  background: rgba(255, 255, 255, 0.24);
}
.intro .coupon strong {
  color: #e60d42;
}

.recommend__ttl {
  width: 42.7%;
  max-width: 72rem;
  margin: 0 auto 4rem;
}
.recommend__ttl img {
  width: 100%;
}
.recommend__video {
  width: 80.4rem;
  margin: 0 auto;
}
.recommend__video iframe {
  aspect-ratio: 560/315;
}

.sticky-nav {
  --active-color: #201d1d;
  --border: 0.1rem solid #eee;
  z-index: 10;
  position: sticky;
  top: 0;
  height: 6.8rem;
  border-bottom: 0.1rem solid #eee;
  background: #fff;
}
.sticky-nav__contain {
  display: flex;
  position: relative;
  max-width: 108rem;
  height: 100%;
  margin: 0 auto;
}
.sticky-nav__link {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  border-right: 0.1rem solid #eee;
  font-weight: 500;
  font-size: 2.4rem;
  color: #b3b3b3;
  transition: color 0.3s;
}
.sticky-nav__link--active {
  color: #fff;
}
.sticky-nav__link:last-child {
  border-right: 0 none;
}
.sticky-nav__underline {
  position: absolute;
  top: 0;
  left: 0;
  width: 25%;
  height: 100%;
  background: #292c3d;
  transform: translateX(0);
  transition: all 0.3s ease;
}
.sticky-nav[data-active="0"] .sticky-nav__underline {
  transform: translateX(0);
}
.sticky-nav[data-active="1"] .sticky-nav__underline {
  transform: translateX(100%);
}
.sticky-nav[data-active="2"] .sticky-nav__underline {
  transform: translateX(200%);
}
.sticky-nav[data-active="3"] .sticky-nav__underline {
  transform: translateX(300%);
}

.review {
  overflow: hidden;
  position: relative;
  padding: 16rem 0;
  background: linear-gradient(180deg, #fff 0%, #ffeef1 12.53%);
}
.review-deco__item {
  position: absolute;
  background: no-repeat center/contain;
}
.review-deco__item--pencil {
  top: 0;
  left: 50%;
  width: 38rem;
  margin-top: 23rem;
  margin-left: 22rem;
  background-image: url("../image/review--deco1.png");
  animation: floating 3s ease-in-out infinite;
  aspect-ratio: 258/248;
}
.review-deco__item--circle {
  top: 0;
  left: 50%;
  width: 20.4rem;
  margin-top: 70rem;
  margin-left: -58rem;
  background-image: url("../image/review--deco2.png");
  animation: floating 3s 1.5s ease-in-out infinite;
  aspect-ratio: 204/205;
}
.review-deco__item--triangle {
  top: 0;
  left: 50%;
  width: 27.4rem;
  margin-top: 125rem;
  margin-left: 17rem;
  background-image: url("../image/review--deco3.png");
  animation: floating 3s ease-in-out infinite;
  aspect-ratio: 274/278;
}
.review__ttl {
  width: 42.7%;
  max-width: 72rem;
  margin: 0 auto 8rem;
}
.review__ttl img {
  width: 100%;
}
.review-list {
  position: relative;
  width: 69.6rem;
  margin: 0 auto;
}

.reason {
  padding: 16rem 0;
  background: #e9f6ff;
}
.reason__visual {
  width: fit-content;
  margin: 0 auto 6.4rem;
}
.reason__visual img {
  max-width: initial;
}
.reason__ttl {
  width: 42.7%;
  max-width: 72rem;
  margin: 0 auto;
}
.reason__ttl img {
  width: 100%;
}
.reason-list__contain {
  display: flex;
  gap: 2.4rem;
  width: 108rem;
  margin: 0 auto;
}
.reason__sub-ttl {
  width: 42.7%;
  max-width: 72rem;
  margin: 9.7rem auto 4.8rem;
}
.reason__sub-ttl img {
  width: 100%;
}
.reason__video {
  display: block;
  width: fit-content;
  margin: 0 auto;
}
.reason__video img {
  max-width: initial;
}

.card {
  --radius: 1.2rem;
  flex: 1;
  box-shadow: 0.4rem 0.4rem 2rem 0 #cce5f6;
}
.card__visual {
  overflow: hidden;
  border-radius: var(--radius) var(--radius) 0 0;
}
.card__visual img {
  max-width: initial;
}
.card__body {
  border-radius: 0 0 var(--radius) var(--radius);
  background: #fff;
}
.card__desc {
  padding: 0.62em;
  font-weight: 500;
  font-size: 2rem;
  color: #24232f;
  text-align: center;
}
.card__desc strong {
  color: #489bff;
}

.guide {
  position: relative;
  padding: 16rem 0;
  background: #f0edff;
}
.guide__ttl {
  width: 42.7%;
  max-width: 72rem;
  margin: 0 auto;
}
.guide__ttl img {
  width: 100%;
}
.guide__desc {
  font-weight: 400;
  font-size: 2.4rem;
  color: #24232f;
  text-align: center;
}
.guide::after {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 12rem;
  border-radius: 50%;
  background: #fff url("../image/guide__plus.svg") no-repeat center/50%;
  animation: rotate-rhythm 2s ease-in-out infinite;
  aspect-ratio: 1/1;
  content: "";
}

.step-list {
  display: flex;
  gap: 6rem;
  width: 108rem;
  margin: 8rem auto 4rem;
}
.step-list__item {
  flex: 1;
  position: relative;
  padding: 1.6rem;
  border-radius: 1.6rem;
  background: #fff;
  box-shadow: 0.2rem 0.2rem 1.2rem 0 #dbd5fa;
}
.step-list__item::after {
  position: absolute;
  top: 50%;
  right: -3rem;
  width: 3.2rem;
  background: url("../image/grid__arrow--right.svg") no-repeat center/contain;
  aspect-ratio: 1/1;
  transform: translate(50%, -50%);
  content: "";
}
.step-list__item:last-child::after {
  content: none;
}
.step-list__number {
  width: fit-content;
  margin: 0 auto 0.5em;
  padding: 0.25em 1em;
  border-radius: 1.5em;
  font-weight: 700;
  font-size: 1.6rem;
  text-align: center;
  color: #fff;
  background: #836fef;
}
.step-list__ttl {
  font-weight: 700;
  font-size: 2rem;
  color: #836fef;
  text-align: center;
}
.step-list__visual {
  width: fit-content;
  margin: 1.6rem auto;
}
.step-list__visual img {
  max-width: initial;
}
.step-list__desc {
  font-weight: 500;
  font-size: 1.6rem;
  color: #24232f;
  text-align: center;
}

.free-tria {
  padding: 16rem 0;
  background: #836fef;
}
.free-tria__ttl {
  width: 42.7%;
  max-width: 72rem;
  margin: 0 auto 6.4rem;
}
.free-tria__ttl img {
  width: 100%;
}
.free-tria__contain {
  width: calc(100% - 3.2rem);
  margin: 0 auto;
}
.free-tria__video {
  display: block;
  width: fit-content;
  margin: 0 auto 6.6rem;
}
.free-tria__video img {
  max-width: initial;
}
.free-tria__sub-ttl {
  width: 42.7%;
  max-width: 72rem;
  margin: 0 auto;
}
.free-tria__sub-ttl img {
  width: 100%;
}
.free-tria__desc {
  margin-top: 1em;
  font-weight: 500;
  font-size: 3.2rem;
  color: #fff;
  text-align: center;
  line-height: 1.5;
}
.free-tria__desc strong {
  color: #feef22;
}

.lecture {
  display: flex;
  flex-direction: column;
  gap: 8rem;
  padding: 16rem 0;
  background: linear-gradient(180deg, #fffbea 0%, #efedff 100%);
}
.lecture__ttl {
  width: 42.7%;
  max-width: 72rem;
  margin: 0 auto;
}
.lecture__ttl img {
  width: 100%;
}
.lecture-list {
  width: calc(100% - 3.2rem);
  margin: 0 auto;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border-radius: 1.6rem;
  box-shadow: 0.4rem 0.4rem 2rem 0 rgba(0, 0, 0, 0.16);
}
.lecture-list[data-theme=orange] {
  --primary: #ff9011;
  --pale: #fff3e5;
  width: 39rem;
}
.lecture-list[data-theme=blue] {
  --primary: #7860ff;
  --pale: #efedff;
  flex: 1;
}
.lecture-list[data-theme=blue] .lecture-list__body {
  display: grid;
  grid-template-areas: "a b" "a c" "a d";
}
.lecture-list[data-theme=blue] .series:nth-child(1) {
  grid-area: a;
}
.lecture-list[data-theme=blue] .series:nth-child(2) {
  grid-area: b;
}
.lecture-list[data-theme=blue] .series:nth-child(3) {
  grid-area: c;
}
.lecture-list[data-theme=blue] .series:nth-child(4) {
  grid-area: d;
}
.lecture-list__wrap {
  display: flex;
  gap: 2.4rem;
  width: 108rem;
  margin: 0 auto;
}
.lecture-list__header {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1.6rem;
  background: var(--primary);
}
.lecture-list__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 3.2rem;
  padding: 3.2rem 1.6rem;
  background: #fff;
}
.lecture-list__ttl {
  font-weight: 700;
  font-size: 2rem;
  color: #fff;
  text-align: center;
}
.lecture-list__ttl strong {
  color: #feef22;
}
.lecture-list__type {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.33em;
  font-weight: 600;
  font-size: 1.6rem;
  color: #fff;
}
.lecture-list__type::before {
  width: 1.17em;
  background: url("../image/icon__people.svg") no-repeat center/contain;
  aspect-ratio: 1/1;
  content: "";
}

.series {
  width: 100%;
}
.series__ttl {
  padding: 0.2em;
  border-radius: 0.4em;
  font-weight: 700;
  font-size: 2rem;
  text-align: center;
  background: var(--pale);
}
.series__ttl strong {
  color: var(--primary);
}
.series-list__item {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.57em;
  padding: 0.71em 0;
  border-bottom: 0.1rem solid #ebebeb;
  font-weight: 600;
  font-size: 1.4rem;
  color: #24232f;
}
.series-list__badge {
  flex: 0 0 auto;
  display: inline-block;
  padding: 0.14em 0.57em;
  border-radius: 1em;
  font-size: 0.71em;
  color: #fff;
  background: var(--primary);
}

.notice {
  padding: 8rem 0 11.7rem;
  background: #545a71;
}
.notice__contain {
  width: 80.4rem;
  margin: 0 auto;
}
.notice__ttl {
  margin-bottom: 1.71em;
  font-weight: 700;
  font-size: 2.4rem;
  color: #e4e5e8;
  text-align: center;
}
.notice-list {
  counter-reset: item;
}
.notice-list li {
  counter-increment: item;
  display: flex;
}
.notice-list li::before {
  margin-right: 0.2em;
  content: counter(item) ". ";
}
.notice-list li + li {
  margin-top: 0.8rem;
}
.notice-list p,
.notice-list li::before,
.notice-list dt,
.notice-list dd {
  font-weight: 400;
  font-size: 1.6rem;
  color: #e4e5e8;
  line-height: 1.71;
}
.notice .section-ttl {
  font-weight: 700;
}
.notice__logos {
  width: 21.2rem;
  margin: 8rem auto 0;
}

.method-list dt {
  display: inline;
  margin-right: 0.3em;
  font-weight: 700;
}
.method-list dd {
  display: inline;
}

.sticky-btn {
  z-index: 20;
  display: none;
  position: fixed;
  bottom: 0;
  width: 100%;
  padding: 2.6rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0) 2%, #fff 27.45%);
}
.sticky-btn a {
  gap: 0.28em;
  width: 108rem;
  margin: 0 auto;
  padding: 0.74em;
  border-radius: 0.33em;
  font-weight: 700;
  font-size: 3.6rem;
  color: #fff;
  text-align: center;
  background: linear-gradient(90deg, #6636d6 0%, #486fff 100%);
}
.sticky-btn a strong {
  color: #feef22;
  animation: blink 1.5s infinite;
}
.sticky-btn a::after {
  display: inline-block;
  width: 1em;
  margin-left: 0.2em;
  background: url("../image/icon__download.svg") no-repeat center/contain;
  aspect-ratio: 1/1;
  content: "";
}

@keyframes blink {
  0%, 79% {
    opacity: 1;
  }
  80%, 100% {
    opacity: 0;
  }
}
@keyframes rotate-rhythm {
  0% {
    transform: translate(-50%, 50%) rotate(0deg);
  }
  25% {
    transform: translate(-50%, 50%) rotate(360deg);
  }
  25%, 100% {
    transform: translate(-50%, 50%) rotate(360deg);
  }
}
@keyframes floating {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6%);
  }
}

/*# sourceMappingURL=index.css.map */