html {
  font-size: calc(16 / 393 * 550px);
  scroll-behavior: smooth;
}
@media screen and (max-width: 549px) {
  html {
    font-size: calc(16 / 393 * 100vw);
  }
}

body {
  color: #000000;
  font-family: "Noto Sans JP", sans-serif;
  background: #000000;
}

a {
  text-decoration: none;
  transition: 0.3s;
  color: #000000;
}
@media (hover: hover) {
  a:hover {
    cursor: pointer;
  }
}

picture,
img,
a,
span {
  display: inline-block;
}

img,
svg {
  width: 100%;
  height: 100%;
}

button {
  color: inherit;
  background: transparent;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body,
h1,
h2,
h3,
h4,
h5,
h6,
ul,
ol,
dl,
li,
dt,
dd,
p,
div,
span,
img,
a,
table,
tr,
th,
td,
small,
button,
time,
figure {
  border: 0;
  margin: 0;
  padding: 0;
  vertical-align: baseline;
}

html {
  line-height: 1;
}

ol,
ul {
  list-style: none;
}

li,
dd {
  list-style-type: none;
}

header,
footer,
nav,
section,
article,
main,
aside,
figure,
figcaption {
  display: block;
}

img {
  border: none;
  vertical-align: bottom;
}

.l-inner {
  position: relative;
  width: 100%;
  max-width: 1120px;
  height: inherit;
  padding: 0 2.5rem;
  margin: auto;
}
@media screen and (max-width: 549px) {
  .l-inner {
    width: 100%;
    max-width: 100%;
    padding: 0 1.25rem;
  }
}

.l-inner__narrow {
  max-width: 55rem;
}
@media screen and (max-width: 549px) {
  .l-inner__narrow {
    padding: 0 3.125rem;
    max-width: 100%;
  }
}

.bg {
  position: fixed;
  z-index: 0;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: url(../img/bg.webp) no-repeat center center/cover;
  opacity: 0.7;
}
.bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.main__container {
  position: relative;
  z-index: 1;
  width: min(550px, 100%);
  margin-inline: auto;
  background: #000;
}

.twinkle {
  background: url(../img/bg.webp) no-repeat center center/cover;
}

.fv {
  position: relative;
}

.fv::before {
  content: "";
  position: absolute;
  background: #fff;
  width: 100%;
  height: 50%;
  top: 0;
  left: 0;
  z-index: -1;
}

.fv__top {
  position: absolute;
  top: 1.25rem;
  left: 50%;
  translate: -50%;
  display: flex;
  align-items: center;
  justify-content: start;
  gap: 1.25rem;
  width: 100%;
  padding-left: 2.5rem;
}

.search-form-4 {
  display: flex;
  align-items: center;
  overflow: hidden;
  border: 1px solid #808080;
  border-radius: 1.5625rem;
  padding-left: 0.75rem;
}

.search-form-4 input {
  width: 11.4375rem;
  height: 1.875rem;
  padding: 0.375rem 0.9375rem 0.3125rem 0.4375rem;
  border: none;
  box-sizing: border-box;
  font-size: 0.8125rem;
  outline: none;
  background: transparent;
}

.search-form-4 input::placeholder {
  color: #666666;
}

.search-form-4 button {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 1.125rem;
  height: 1.125rem;
  border: none;
  background-color: transparent;
  cursor: pointer;
}

.search-form-4 button::before {
  width: 1.125rem;
  height: 1.125rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M18.031 16.6168L22.3137 20.8995L20.8995 22.3137L16.6168 18.031C15.0769 19.263 13.124 20 11 20C6.032 20 2 15.968 2 11C2 6.032 6.032 2 11 2C15.968 2 20 6.032 20 11C20 13.124 19.263 15.0769 18.031 16.6168ZM16.0247 15.8748C17.2475 14.6146 18 12.8956 18 11C18 7.1325 14.8675 4 11 4C7.1325 4 4 7.1325 4 11C4 14.8675 7.1325 18 11 18C12.8956 18 14.6146 17.2475 15.8748 16.0247L16.0247 15.8748Z' fill='%23808080'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  content: "";
}

.fv__btn {
  font-size: 0.875rem;
  font-weight: 600;
}

.fv__toc {
  position: absolute;
  bottom: 5rem;
  left: 50%;
  translate: -54%;
  display: flex;
  flex-direction: column;
  align-items: start;
  gap: 1.0625rem;
}

@media (any-hover: hover) {
  .fv__toc-link:hover {
    opacity: 0.7;
  }
}

.fv__toc-link img {
  width: auto;
  height: 1rem;
}

.section2 {
  position: relative;
}
.section2::before {
  content: "";
  position: absolute;
  background: url(../img/bg2.webp) no-repeat center top/cover;
  top: -10%;
  left: 0;
  width: 100%;
  height: 56%;
  z-index: -1;
}

.section2__img1 {
  position: relative;
}

.section2__movie {
  position: absolute;
  right: 0px;
  top: 0.375rem;
  aspect-ratio: 200/178;
  perspective: 19.625rem;
  width: 14.875rem;
  height: 10.8125rem;
  display: inline-block;
  z-index: 10;
}
.section2__movie iframe {
  width: 89%;
  height: 100%;
  transform: perspective(16.625rem) rotateY(-16deg);
  transform-origin: center right;
  border: 0.375rem solid #ffeb18;
}
.section2__movie::before {
  content: "";
  position: absolute;
  background: url(../img/img-movie.webp) no-repeat center center/contain;
  top: -0.1875rem;
  left: 50%;
  translate: -42%;
  width: 5.125rem;
  height: 2.25rem;
  z-index: 20;
}

.section2__text1-1,
.section2__text1-2 {
  color: #fff;
  font-size: 0.8125rem;
  line-height: 1.6153846154;
  font-weight: 500;
  position: absolute;
  left: 1.875rem;
}

.section2__text1-1 {
  width: 10.25rem;
  top: 0.4375rem;
  margin-top: -0.1875rem;
}

.section2__text1-2 {
  bottom: 0.6875rem;
  width: 14.125rem;
}

.section2__text3-1 {
  color: #fff;
  font-size: 0.8125rem;
  line-height: 1.6153846154;
  font-weight: 500;
  width: 80%;
  margin: 0.625rem auto 1.875rem;
}

.section2__img3 {
  padding-top: 1.625rem;
}

.section3 {
  position: relative;
}

.section3__bg {
  background: url(../img/bg3.webp) no-repeat center 1.5625rem/contain;
}

.section3__img2 {
  margin-top: -3.4375rem;
}

.section3__img3 {
  margin-top: -3.3125rem;
  width: 96%;
  margin-inline: auto;
}

.section3__text3 {
  margin-top: 0.625rem;
  width: 87%;
  margin-inline: auto;
  font-size: 0.8125rem;
  line-height: 1.6153846154;
  font-weight: 500;
}

.section3__img4 {
  position: relative;
  padding-bottom: 1.25rem;
}
.section3__img4 a {
  position: absolute;
  width: 96%;
  height: auto;
  bottom: 3.125rem;
  left: 50%;
  translate: -49%;
}
@media (any-hover: hover) {
  .section3__img4 a:hover {
    opacity: 0.85;
  }
}

.section4__text1,
.section4__text2 {
  color: #fff;
  font-size: 0.8125rem;
  line-height: 1.6153846154;
  font-weight: 500;
  width: 82%;
}

.section4__text1 {
  margin: -0.125rem auto -0.8125rem;
}

.section4__text2 {
  margin: 0.1875rem auto 2.25rem;
}

.section4__img3 {
  margin-top: -0.9375rem;
  width: 92%;
  position: relative;
}
.section4__img3::before {
  content: "";
  position: absolute;
  background: url(../img/img-performance.webp) no-repeat center center/contain;
  top: 50%;
  translate: 0 -93%;
  right: 1rem;
  width: 5.0625rem;
  height: 1.875rem;
  z-index: 20;
}

.section4__movie {
  position: absolute;
  left: 50%;
  top: 50%;
  translate: -47% -16%;
  aspect-ratio: 200/178;
  width: 14.3125rem;
  height: 8.25rem;
  transform: rotate(11deg);
  display: inline-block;
  z-index: 10;
}
.section4__movie iframe {
  width: 100%;
  height: 100%;
}

.section5 {
  padding-block: 3.125rem 1.875rem;
}

.section5__img {
  width: 85%;
  margin-inline: auto;
}

.section5__text1 {
  color: #fff;
  font-size: 0.8125rem;
  line-height: 1.6153846154;
  font-weight: 500;
  width: 82%;
  margin: 0.625rem auto 1.25rem;
}

.section5__img2,
.section5__img3 {
  width: 95%;
  margin-inline: auto;
}

.section5__img3 {
  margin-top: 1.4375rem;
}

.section6__img {
  width: 70%;
  margin-inline: auto;
  transform: translateX(-15px);
}

.section6__text1 {
  color: #fff;
  font-size: 0.8125rem;
  line-height: 1.6153846154;
  font-weight: 500;
  width: 82%;
  margin: 0.9375rem auto 1.25rem;
}

.section7 {
  padding-bottom: 3.125rem;
}

.section7__img {
  margin: 1.25rem auto;
  width: 80%;
}

.section8__bg {
  padding-block: 2.8125rem 4.0625rem;
  background: url(../img/bg4.webp) no-repeat center top/cover;
}

.section8__img {
  width: 90%;
  margin-inline: auto;
}

.section8__text {
  font-size: 0.8125rem;
  line-height: 1.6153846154;
  font-weight: 500;
  width: 85%;
  margin: 0.625rem auto 1.25rem;
}

.section8__img2 {
  width: 95%;
  margin-inline: auto;
}

.footer {
  color: #fff;
  font-weight: 500;
  width: 90%;
  margin-inline: auto;
  padding-block: 1.875rem;
}

.footer__btn {
  display: flex;
  align-items: center;
  gap: 0.3125rem;
  border: 1px solid #fff;
  border-radius: 1.5625rem;
  padding: 0.75rem 1.25rem 0.75rem 3.75rem;
  color: #fff;
  font-size: 0.875rem;
  width: 60%;
  margin-inline: auto;
}
.footer__btn::before {
  content: "";
  width: 0.9375rem;
  height: 0.625rem;
  mask-position: center center;
  mask-repeat: no-repeat;
  mask-size: contain;
  mask-image: url(../img/icon_mail.svg);
  background: #fff;
  transition: background 0.3s ease;
}
@media (any-hover: hover) {
  .footer__btn:hover {
    background: #fff;
    color: #000;
  }
  .footer__btn:hover:before {
    background: #000;
  }
}

.footer__wrap {
  margin-top: 3.125rem;
  display: flex;
  align-items: center;
  justify-content: start;
  gap: 1.25rem;
}

.footer__logo {
  width: 4.375rem;
  height: auto;
}

.footer__add {
  font-size: 0.6875rem;
  line-height: 1.5454545455;
}

.footer__copyright {
  margin-top: 1.875rem;
  display: block;
  text-align: center;
  font-size: 0.75rem;
  padding-top: 1.875rem;
  border-top: 1px solid #fff;
}