:root{
  --content-width: 1440px;
  --section-padding-x: 322px;
  --section-padding-min: 40px;
  --section-inner-width: 796px;
  --section-gap: 140px;

  --font-size-body: 16px;
  --font-size-button: 20px;
  --font-size-note: 14px;
  --font-size-heading: 36px;

  --color-accent-red: #D50C1B;
  --color-label-navy: #181D61;
  --color-note-gray: #787878;
  --color-bg-lightblue: #DFF1FB;

  --font-jp: "Noto Sans JP", sans-serif;
  --font-en: "Inter", sans-serif;
}

*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body{
  width: 100%;
}

html{
  scroll-behavior: smooth;
}

body{
  font-family: var(--font-en), var(--font-jp), sans-serif;
  font-size: var(--font-size-body);
  color: #111111;
  background: #ffffff;
  -webkit-font-smoothing: antialiased;
}

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

.sr-only{
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.u-mobile-break{
  display: inline;
}

@media screen and (max-width: 767px){
  .u-mobile-break{
    display: block;
  }
}

.u-br-mobile-only{
  display: none;
}

@media screen and (max-width: 767px){
  .u-br-mobile-only{
    display: inline;
  }
}

.footer{
  width: 100%;
  background-color: var(--color-label-navy);
  color: #ffffff;

  margin-top: clamp(60px, 9.7222vw, var(--section-gap));
}

.footer__inner{
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: clamp(14px, calc(3.0151vw - 2.4121px), 24px) clamp(
    var(--section-padding-min),
    calc(50vw - (var(--section-inner-width) / 2)),
    var(--section-padding-x)
  );
  text-align: center;
}

.footer__content{
  display: inline-flex;
  flex-direction: column;
  align-items: stretch;
  max-width: 100%;
}

.footer__heading{
  font-family: var(--font-jp), var(--font-en), sans-serif;
  font-weight: 700;
  font-size: clamp(12px, calc(2.0101vw - 1.6080px), var(--font-size-body));
  line-height: 1.5;
  text-align: center;
}

.footer__contact{
  margin-top: clamp(6px, calc(1.2563vw - 1.0050px), 10px);
  display: flex;
  align-items: baseline;
  justify-content: center;
  flex-wrap: wrap;
  gap: clamp(6px, calc(1.2563vw - 1.0050px), 10px);
}

.footer__office{
  font-weight: 700;
  font-size: clamp(12px, calc(2.0101vw - 1.6080px), var(--font-size-body));
  line-height: 1.5;
}

.footer__mail{
  font-weight: 700;
  font-size: clamp(11px, calc(1.7588vw - 1.4070px), var(--font-size-note));
  line-height: 1.7143;
}

.footer__mail a{
  text-decoration: none;
}

.footer__note{
  margin-top: clamp(6px, calc(1.2563vw - 1.0050px), 10px);
  font-size: clamp(10px, calc(1.5075vw - 1.2060px), 12px);
  line-height: 1.5;
  text-align: left;

  padding-left: 1.15em;
}

.footer__note-mark{
  display: inline-block;
  width: 1.15em;
  margin-left: -1.15em;
}

.footer__copyright{
  margin-top: clamp(12px, calc(3.0151vw - 2.4121px), 24px);
  font-size: clamp(10px, calc(1.5075vw - 1.2060px), 12px);
  line-height: 1.25;
  text-align: center;
}

@media screen and (max-width: 767px){
  .footer__inner{
    padding: 24px;
  }

  .footer__content{
    display: block;
  }

  .footer__contact{
    flex-direction: column;
    align-items: center;
    gap: 4px;
  }

  .footer__note{
    font-size: 11px;
  }
}