@charset "UTF-8";

:root {
  --fr-ms: 600ms;
}

/* wrapper */
html:not(.loaded) #wrapper {
  opacity: 0;
}
.loaded #wrapper {
  opacity: 1;
  transition: var(--fr-ms) opacity ease;
}

/* fv */
#fv {
  padding: 1.7rem calc(50vw - 50%) 10rem calc(50vw - 50%);
  margin: 0 calc(50% - 50vw);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100svh;
  box-sizing: border-box;
  position: relative;
  z-index: 0;
  overflow: hidden;
  transform-origin: 50% calc(100% - 9.7rem + 3.2rem);
}
@media screen and (min-width: 768px) {
  #fv {
    padding: calc(4.757rem + 2.8rem) 0 4.757rem 0;
    aspect-ratio: 16 / 9;
    transform-origin: 50% calc(50% - 7.6rem * 1.5 + 7.6rem * 0.5);
  }
}
@media screen and (min-width: 768px) and (max-aspect-ratio: 16 / 9.1) {
  #fv {
    aspect-ratio: auto;
    transform-origin: 50% calc(100% - 61rem);
  }
}
html:not(.loaded) #fv {
  scale: 0.67;
}
@media screen and (min-width: 768px) {
  html:not(.loaded) #fv {
    scale: calc(2 / 3);
  }
}
.loaded #fv {
  scale: 1;
  transition: calc(var(--fr-ms) * 2) scale ease-out calc(var(--fr-ms) * 8);
}
#fv h1 {
  padding: 2.2rem 0;
  margin: auto 0 0 0;
}
@media screen and (min-width: 768px) {
  #fv h1 {
    margin-top: auto;
  }
}
#fv h1 .logo {
  display: block;
  width: 33rem;
}
@media screen and (min-width: 768px) {
  #fv h1 .logo {
    margin: 0 auto;
    width: 110rem;
  }
}
#fv h1 .logo img {
  width: 100%;
  -o-object-fit: contain;
  object-fit: contain;
}
#fv .desc {
  padding: 0.3em 0;
  font-size: 1.7rem;
  font-weight: 600;
  line-height: 1.6;
}
@media screen and (min-width: 768px) {
  #fv .desc {
    margin-left: auto;
    margin-right: auto;
    width: fit-content;
    font-size: 3.6rem;
  }
}
#fv .desc p {
  margin: 0;
}
html:not(.loaded) #fv > *:not(.char) {
  opacity: 0;
}
.loaded #fv > *:not(.char) {
  opacity: 1;
  transition: var(--fr-ms) opacity ease-out calc(var(--fr-ms) * 14);
}

/* fv button */
#fv .button {
  padding: 2.2rem 0;
}
#fv .button a {
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  width: fit-content;
  min-width: 26rem;
  min-height: 6.2rem;
  box-sizing: border-box;
  font-size: 2.2rem;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.02em;
  text-indent: 0.02em;
  border-radius: 3.1rem;
  background-color: rgb(255, 255, 255);
}
@media screen and (min-width: 768px) {
  #fv .button a {
    min-width: 38.3rem;
    min-height: 7.6rem;
    border-radius: 3.8rem;
    font-size: 4rem;
  }
}
#fv .button a span {
  letter-spacing: -0.1em;
}

/* fv char */
#fv .char {
  padding: 3.9rem 0;
  margin-top: auto;
  width: 33rem;
  height: 18.7rem;
  box-sizing: content-box;
  position: relative;
  z-index: -10;
}
.loaded #fv .char {
  animation: calc(var(--fr-ms) * 4) rotate linear var(--fr-ms) 3 forwards;
}
@media screen and (min-width: 768px) {
  #fv .char {
    padding: 2.8rem 0;
    margin-left: auto;
    margin-right: auto;
    width: 76rem;
    height: 43.1rem;
  }
}
#fv .char::before {
  content: "";
  margin: auto;
  position: absolute;
  top: -100vmax;
  bottom: -100vmax;
  left: -100vmax;
  right: -100vmax;
  z-index: -10;
  width: 200vmax;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background-color: rgb(255, 255, 255, 0.7);
  background-image: linear-gradient(to bottom, rgb(96, 192, 189, 0.3), rgb(96, 192, 189, 0.3));
  background-blend-mode: multiply;
  scale: 0;
}
.loaded #fv .char::before {
  animation: calc(var(--fr-ms) * 2) scale cubic-bezier(0.4, 0, 1, 1) forwards calc(var(--fr-ms) * 12);
}
#fv .char > div {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
}
.loaded #fv .char > div:not(.fr1) {
  visibility: hidden;
}
.loaded #fv .char > div {
  animation: calc(var(--fr-ms) * 4) visible linear 3;
}
.loaded #fv .char .fr1 {
  animation-delay: var(--fr-ms);
}
.loaded #fv .char .fr2 {
  animation-delay: calc(var(--fr-ms) * 2);
}
.loaded #fv .char .fr3 {
  animation-delay: calc(var(--fr-ms) * 3);
}
.loaded #fv .char .fr4 {
  animation-delay: calc(var(--fr-ms) * 4);
}
#fv .char > div img {
  width: 100%;
  height: 100%;
  -o-object-fit: contain;
  object-fit: contain;
  pointer-events: none;
}

/* overlay */
#overlay {
  padding: 4.4rem 0;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  mix-blend-mode: normal;
  background-color: rgb(255, 255, 255, 0.7);
  background-image: linear-gradient(to bottom, rgb(96, 192, 189, 0.3), rgb(96, 192, 189, 0.3));
  background-blend-mode: multiply;
  overflow-y: auto;
  -ms-scroll-chaining: none;
  overscroll-behavior: contain;
  cursor: pointer;
}
@media screen and (min-width: 768px) {
  #overlay {
    padding: 8.8rem 0;
  }
}
#overlay:not(.visible) {
  opacity: 0;
  translate: -100% 0;
  transition:
    0.4s opacity ease-out,
    0s translate 0.4s;
}
#overlay.visible {
  transition: 0.4s opacity ease-out;
}
#overlay .modal {
  padding: 3rem;
  margin: 0 -1.5rem;
  width: 33rem;
  border-radius: 3rem;
  box-sizing: border-box;
  position: relative;
  background-color: rgb(255, 255, 255);
  cursor: default;
}
@media screen and (min-width: 768px) {
  #overlay .modal {
    padding: 7.2rem 4.8rem 9.6rem 4.8rem;
    margin: auto;
    width: 120rem;
    border-radius: 7.4rem;
  }
}
#overlay .modal h2 {
  padding: 1em 0;
  margin: 0 auto;
  width: fit-content;
}
#overlay .modal h2 .logo {
  display: block;
}
@media screen and (min-width: 768px) {
  #overlay .modal h2 .logo {
    width: 66.4rem;
  }
}
#overlay .modal h2 .logo img {
  width: 100%;
}
#overlay .modal .desc {
  padding: 0.4em 0;
  font-size: 1.4rem;
  line-height: 1.8;
  letter-spacing: 0.015em;
}
@media screen and (min-width: 768px) {
  #overlay .modal .desc {
    padding-left: 0.1em;
    margin: 0 auto;
    width: fit-content;
    font-size: 2.2rem;
  }
}
#overlay .modal .desc p {
  margin: 0;
  font-weight: bold;
}
#overlay .modal .desc p + p {
  margin-top: 1em;
}
#overlay .modal .button {
  width: 4.4rem;
  height: 4.4rem;
  border-radius: 50%;
  border: solid 2px rgb(98, 193, 194);
  box-sizing: border-box;
  position: fixed;
  top: 2.2rem;
  left: calc(50% + 16.5rem - 2.2rem);
  cursor: pointer;
  transition: 0.2s opacity ease-out;
}
@media screen and (min-width: 768px) {
  #overlay .modal .button {
    width: 7.4rem;
    height: 7.4rem;
    position: absolute;
    top: 4.8rem;
    bottom: auto;
    left: auto;
    right: 4.8rem;
  }
}
#overlay .modal .button:hover {
  opacity: 0.75;
}
#overlay .modal .button::before,
#overlay .modal .button::after {
  content: "";
  margin: auto;
  display: inline-block;
  width: 2.6rem;
  height: 2px;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgb(98, 193, 194);
}
@media screen and (min-width: 768px) {
  #overlay .modal .button::before,
  #overlay .modal .button::after {
    width: 4.4rem;
  }
}
#overlay .modal .button::before {
  transform: rotate(45deg);
}
#overlay .modal .button::after {
  transform: rotate(-45deg);
}

/* bg */
#bg {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: -99;
  box-sizing: border-box;
  pointer-events: none;
  background-color: rgb(159, 215, 238);

  min-height: 74.4rem;
}
#bg > div {
  margin: auto;
  position: absolute;
  bottom: -3.2rem;
  left: -100vmax;
  right: -100vmax;
  width: calc(192rem * 0.67);
  height: calc(108rem * 0.67);
  min-height: none;
  transform-origin: 50% calc(100% - 9.7rem);
}
@media screen and (min-width: 768px) {
  #bg > div {
    top: -50%;
    bottom: calc(-50% - 7.6rem);
    left: -50%;
    right: -50%;
    width: calc(192rem * 1.5);
    height: calc(108rem * 1.5);
    transform-origin: 50% calc(50% - 7.6rem * 1.5);
  }
}
@media screen and (min-width: 768px) and (max-aspect-ratio: 16 / 9.1) {
  body #bg > div {
    top: auto;
    bottom: 0;
    transform-origin: 50% 100%;
  }
}
html:not(.loaded) #bg > div {
  scale: 0.67;
}
@media screen and (min-width: 768px) {
  html:not(.loaded) #bg > div {
    scale: calc(2 / 3);
  }
}
.loaded #bg > div {
  scale: 1;
  transition: calc(var(--fr-ms) * 2) scale ease-out calc(var(--fr-ms) * 8);
}
#bg > div:not(.fr1) {
  visibility: hidden;
}
.loaded #bg > div {
  animation: calc(var(--fr-ms) * 4) visible linear 3;
}
.loaded #bg .fr1 {
  animation-delay: var(--fr-ms);
}
.loaded #bg .fr2 {
  animation-delay: calc(var(--fr-ms) * 2);
}
.loaded #bg .fr3 {
  animation-delay: calc(var(--fr-ms) * 3);
}
.loaded #bg .fr4 {
  animation-delay: calc(var(--fr-ms) * 4);
}
#bg > div img {
  width: 100%;
  height: 100%;
  -o-object-fit: contain;
  object-fit: contain;
}