@charset 'UTF-8';

#wrapper > main {
  min-height: calc(100svh - 8.2rem - 31.257rem);
  box-sizing: border-box;
}
@media screen and (min-width: 768px) {
  #wrapper > main {
    min-height: calc(100svh - 14rem - 50rem);
    box-sizing: border-box;
  }
}

/* fv */
#fv h1 {
  padding: 0.6rem 0;
  display: flex;
  flex-direction: column;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
}
@media screen and (min-width: 768px) {
  #fv h1 {
    padding: 6rem 0 0 0;
  }
}
#fv h1 .ja {
  padding: 0.6em 0;
  font-size: 1.6rem;
  font-weight: 300;
  line-height: 1;
  letter-spacing: 0.45em;
}
@media screen and (min-width: 768px) {
  #fv h1 .ja {
    padding: 1.4em 0;
    font-size: 1.8rem;
  }
}
#fv h1 .en {
  order: -10;
  font-family: var(--Oswald);
  font-size: 4rem;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: calc(5.2 / 65 * 1em);
}
@media screen and (min-width: 768px) {
  #fv h1 .en {
    font-size: 6.5rem;
    line-height: 1.15;
  }
}
#fv .desc {
  padding: 4.8rem 0 0.43em 0;
  font-size: 1.4rem;
  line-height: 1.86;
  letter-spacing: calc(0.48 / 16 * 1em);
}
@media screen and (min-width: 768px) {
  #fv .desc {
    padding: 0.375em 0;
    font-size: 1.6rem;
    line-height: 1.75;
  }
}
#fv .desc p {
  margin: 0;
  letter-spacing: calc(0.48 / 16 * 1em);
}

/* mailform */
#mailform {
  padding: 3.2rem 0;
}
#mailform .button {
  padding: 3.2rem 0;
  text-align: center;
}

/* mailform form */
#mailform button {
  margin: 1em 0;
  display: inline-block;
  min-width: 16rem;
  min-height: 4rem;
  border: none;
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-indent: 0.05em;
  text-align: center;
  color: rgb(255, 255, 255);
  background-color: rgb(0, 0, 0);
}
@media screen and (min-width: 768px) {
  #mailform button {
    margin: 0 2em;
    font-size: 1.8rem;
    min-height: 5rem;
  }
}