@charset "UTF-8";

:root {
  --color-bg: #f7f5f0;
  --color-text: #111111;
  --color-sub: #4a4a4a;
  --color-line: rgba(17, 17, 17, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  font-size: 100%;
}

body {
  margin: 0;
  font-family:
    "Hiragino Sans",
    "Hiragino Kaku Gothic ProN",
    "Yu Gothic",
    "Meiryo",
    sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-text-size-adjust: 100%;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

.teaser {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.teaser__inner {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

.lead-image {
  max-width: 820px;
  margin: 0 auto;
}

.lead-image img {
  display: block;
  width: 100%;
  max-width: 380px;
  height: auto;
  margin: 0 auto;
}

.lead-emphasis {
  max-width: 820px;
  margin: 28px auto 0;
  font-size: clamp(1rem, 0.92rem + 0.42vw, 1.375rem);
  line-height: 1.75;
  font-weight: 700;
  color: var(--color-text);
}

.title {
  margin: 40px 0 0;
  font-size: clamp(2.125rem, 1.5rem + 2.8vw, 5.25rem);
  line-height: 1.15;
  font-weight: 700;
  white-space: nowrap;
}

.release {
  margin: 32px 0 0;
  font-size: clamp(1rem, 0.92rem + 0.36vw, 1.625rem);
  line-height: 1.6;
  font-weight: 700;
}

.sns {
  margin-top: 40px;
  display: flex;
  justify-content: center;
}

.sns__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.sns__icon {
  width: 56px;
  height: auto;
}

.footer-info {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--color-line);
}

.billing {
  margin: 0;
  font-size: clamp(0.625rem, 0.6rem + 0.12vw, 0.8125rem);
  line-height: 1.75;
  color: var(--color-sub);
}

.copyright {
  margin: 8px 0 0;
  font-size: clamp(0.5625rem, 0.54rem + 0.1vw, 0.75rem);
  line-height: 1.7;
  color: var(--color-sub);
}

.sp-only {
  display: none;
}

@media (max-width: 767px) {
  .teaser {
    padding: 32px 16px;
  }

  .lead-emphasis {
    margin-top: 24px;
  }

  .title {
    margin-top: 32px;
  }

  .release {
    margin-top: 24px;
  }

  .sns {
    margin-top: 32px;
  }

  .footer-info {
    margin-top: 48px;
    padding-top: 20px;
  }

  .sp-only {
    display: inline;
  }
}

@media (max-width: 399px) {
  .teaser {
    padding: 24px 12px;
  }

  .lead-image img {
    max-width: 70%;
  }

  .lead-emphasis {
    margin-top: 22px;
    font-size: 0.9375rem;
    line-height: 1.65;
  }

  .title {
    margin-top: 28px;
    font-size: 1.9rem;
    line-height: 1.1;
  }

  .release {
    margin-top: 18px;
    font-size: 0.9375rem;
    line-height: 1.5;
  }

  .sns {
    margin-top: 24px;
  }

  .footer-info {
    margin-top: 36px;
    padding-top: 18px;
  }

  .billing {
    font-size: 0.625rem;
    line-height: 1.65;
  }

  .copyright {
    margin-top: 6px;
    font-size: 0.5625rem;
    line-height: 1.6;
  }
}