:root {
  --color-bg: #DCF1FC;
  --color-main: #006AE8;
  --color-sub: #42A739;
  --color-sub-02: #E89211;
  --color-text: #222222;
  --color-gray: #B3B3B3;
  --color-white: #fff;
  --header-h: 64px;
  --side-w: 56px;
  --side-indicator-w: 120px;
  --inner-max: 986px;
  --section-max: 1240px;
}

html {
  font-size: 62.5%;
}

body {
  font-family: Helvetica, "Helvetica Neue", Arial, "Yu Gothic", YuGothic, "游ゴシック", sans-serif;
  color: var(--color-text);
  font-size: 1.4rem;
  line-height: 1.8;
  background-color: var(--color-bg);
}

.inner {
  width: 90%;
  max-width: var(--inner-max);
  margin-inline: auto;
}

@media (min-width: 600px) and (max-width: 1024px) {
  .inner {
    width: 92%;
  }
}

@media (min-width: 1025px) {
  body {
    font-size: 1.6rem;
    line-height: calc(30 / 16);
    letter-spacing: 0.05em;
  }

  .inner {
    width: 100%;
  }
}

/* site-header
────────────────────────────────────*/
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: var(--header-h);
  margin: 0;
  padding: 0 4%;
  pointer-events: none;
}

.site-header__brand,
.site-header__menu {
  pointer-events: auto;
}

.site-header__brand {
  display: inline-block;
  margin-top: 30px;
  transform-origin: top left;
  transition: opacity 0.35s ease, visibility 0.35s ease, transform 0.35s ease;
}

body.is-logo-compact .site-header__brand {
  transform: scale(0.65);
}

.site-header__brand img {
  width: auto;
  height: 3.4rem;
}

@media (min-width: 600px) {
  .site-header__brand img {
    height: 4.2rem;
  }
}

.site-header__menu {
  width: 32px;
  height: 32px;
  color: var(--color-main);
}

.site-header__menu span,
.site-header__menu span::before,
.site-header__menu span::after {
  display: block;
  width: 29px;
  height: 2px;
  margin-inline: auto;
  background-color: currentColor;
  transition: transform 0.3s, opacity 0.3s;
}

.site-header__menu span {
  position: relative;
}

.site-header__menu span::before,
.site-header__menu span::after {
  content: "";
  position: absolute;
  left: 0;
}

.site-header__menu span::before {
  top: -9px;
}

.site-header__menu span::after {
  top: 9px;
}

.site-header__menu.is-open span {
  background-color: transparent;
}

.site-header__menu.is-open span::before {
  top: 0;
  transform: rotate(45deg);
}

.site-header__menu.is-open span::after {
  top: 0;
  transform: rotate(-45deg);
}

body.is-nav-open {
  overflow: hidden;
}

body.is-nav-open .site-header__brand {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

@media (min-width: 1025px) {
  .site-header {
    padding-left: 3%;
    padding-right: 0;
  }

  .site-header__menu {
    display: flex;
    align-items: center;
    justify-content: center;
    width: var(--side-w);
    height: var(--header-h);
  }

  .site-header__brand img {
    height: 5.2rem;
  }
}

/* site-nav
────────────────────────────────────*/
.site-nav {
  position: fixed;
  inset: 0;
  z-index: 180;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: none;
  background-color: var(--color-bg);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s, visibility 0.3s;
}

.site-nav::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.site-nav.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.site-nav__panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 90%;
  max-width: var(--inner-max);
  margin: auto;
  padding: calc(var(--header-h) - 0.4rem) 0 4rem;
}

.site-nav__brand {
  display: block;
  width: 100%;
  max-width: 24rem;
  margin-bottom: 3.2rem;
}

.site-nav__brand img {
  width: 100%;
  height: auto;
  margin-inline: auto;
}

.site-nav__list {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: max-content;
  max-width: 100%;
}

.site-nav__list a {
  display: flex;
  align-items: baseline;
  flex-wrap: nowrap;
  gap: 0.2em 0.8em;
  padding: 0.3em 0;
  color: var(--color-main);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.site-nav__list a:hover {
  opacity: 0.7;
}

.site-nav__en {
  font-family: Helvetica, "Helvetica Neue", Arial, sans-serif;
  font-weight: bold;
  font-size: clamp(1.8rem, 3.6vw, 2.2rem);
  line-height: 1.3;
}

.site-nav__ja {
  font-weight: 500;
  opacity: 0.72;
}

.site-nav__sns {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 40rem;
  margin-top: 2.2rem;
  padding: 1.6rem 4%;
}

.site-nav__sns a {
  flex: 0 0 auto;
  width: clamp(2.8rem, 7vw, 3.2rem);
}

.site-nav__sns a:hover {
  opacity: 0.7;
}

.site-nav__sns a.site-nav__sns-news {
  width: 4.4rem;
}

.site-nav__sns img {
  width: 100%;
  height: auto;
}

.site-nav__entry {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 100%;
  max-width: 36rem;
  margin-top: 1.6rem;
  padding: 1.2rem 5.6rem 1.2rem 1.6rem;
  background-color: var(--color-main);
  color: var(--color-white);
  line-height: 1.2;
}

.site-nav__entry:hover {
  opacity: 0.8;
}

.site-nav__entry-en {
  font-family: Helvetica, "Helvetica Neue", Arial, sans-serif;
  font-weight: bold;
  font-size: clamp(3.2rem, 8vw, 4.8rem);
  letter-spacing: 0.02em;
}

.site-nav__entry-ja {
  font-weight: 700;
}

.site-nav__entry::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 1.6rem;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0.8rem 0 0.8rem 1.2rem;
  border-color: transparent transparent transparent var(--color-white);
  transform: translateY(-50%);
}

@media (min-width: 600px) {
  .site-nav {
    align-items: center;
  }

  .site-nav__panel {
    width: 92%;
  }

  .site-nav__brand {
    max-width: 34rem;
  }

  .site-nav__list {
    display: grid;
    grid-template-columns: repeat(2, max-content);
    grid-template-rows: repeat(7, auto);
    grid-auto-flow: column;
    column-gap: clamp(3.2rem, 6vw, 6.4rem);
    row-gap: 0.6em;
  }

  .site-nav__sns,
  .site-nav__entry {
    width: auto;
    min-width: min(100%, 32rem);
    max-width: 42rem;
  }

  .site-nav__sns {
    padding: 1.6rem 3.2rem;
  }

  .site-nav__entry {
    padding: 1.6rem 8rem 1.6rem 2.4rem;
  }
}

@media (min-width: 1025px) {
  .site-nav__brand {
    max-width: 29rem;
  }
}

/* side-indicator
────────────────────────────────────*/
.side-indicator {
  display: none;
}

@media (min-width: 1025px) {
  .side-indicator {
    display: block;
    position: fixed;
    top: 105px;
    left: 0;
    z-index: 90;
    width: var(--side-indicator-w);
  }

  .side-indicator__list {
    position: relative;
    padding-left: 1.8rem;
  }

  .side-indicator__item {
    position: relative;
  }

  .side-indicator__item:not(:last-of-type) {
    margin-bottom: 5px;
  }

  .side-indicator__link {
    display: block;
    padding: 0.5em 0.4em 0.5em 0.8em;
    color: var(--color-gray);
    font-family: Helvetica, "Helvetica Neue", Arial, sans-serif;
    font-size: 1.2rem;
    letter-spacing: 0.04em;
    line-height: 1.2;
    white-space: nowrap;
    transition: color 0.3s;
  }

  .side-indicator__item.is-active .side-indicator__link,
  .side-indicator__link:hover {
    color: var(--color-main);
    font-weight: bold;
  }

  .side-indicator__item::before {
    content: "";
    position: absolute;
    left: -0.8rem;
    top: 0;
    width: 3px;
    height: 26px;
    background-color: var(--color-gray);
  }

  .side-indicator__item.is-active::before {
    background-color: var(--color-main);
  }
}

/* side-cta
────────────────────────────────────*/
.side-cta {
  display: none;
}

.side-cta__sns,
.side-cta__copy {
  display: none;
}

.side-cta__entry {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: none;
  padding: calc(0.96rem + 0.7em) 4%;
  background-color: var(--color-main);
  color: var(--color-white);
  font-weight: bold;
  letter-spacing: 0.12em;
}

.side-cta__entry:hover {
  opacity: 0.8;
}

@media (min-width: 1025px) {
  .side-cta {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 90;
    display: flex;
    width: var(--side-w);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding: var(--header-h) 0 0;
  }

  .side-cta__copy {
    display: flex;
    align-items: center;
    margin: auto;
    writing-mode: vertical-rl;
    color: var(--color-main);
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    line-height: 1.4;
  }

  .side-cta__sns {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
  }

  .side-cta__sns a {
    width: 22px;
  }

  .side-cta__sns a.side-cta__sns-news {
    width: 3.4rem;
  }

  .side-cta__sns img {
    width: 100%;
    height: auto;
  }

  .side-cta__entry {
    align-self: stretch;
    margin-top: 40px;
    padding: 32px 0;
    writing-mode: vertical-rl;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 0.2em;
  }
}

/* h2type01
────────────────────────────────────*/
.h2type01 {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.75em;
  color: var(--color-main);
  line-height: 1.2;
}

.h2type01::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -5px;
  width: 100%;
  height: 1px;
  background-color: var(--color-main);
}

.h2type01 span:nth-of-type(1) {
  position: relative;
  font-family: Helvetica, "Helvetica Neue", Arial, sans-serif;
  font-size: 3.4rem;
  font-weight: bold;
  letter-spacing: 0.02em;
}

.h2type01 span:nth-of-type(2) {
  font-size: 1.4rem;
  font-weight: bold;
}

.mark {
  background: linear-gradient(transparent 62%, #fffc4a 62%);
}

/* note-mark
────────────────────────────────────*/
.note-list>li {
  position: relative;
  padding-left: 1.5em;
}

.note-list>li::before {
  content: "※";
  position: absolute;
  left: 0;
  top: 0;
}

p.note-mark,
li.note-mark {
  position: relative;
  padding-left: 1.5em;
}

p.note-mark::before,
li.note-mark::before {
  content: "※";
  position: absolute;
  left: 0;
  top: 0;
}

a.note-mark-link::before {
  content: "※";
}

.note-mark-tail::before {
  content: "※";
}

/* site-footer
────────────────────────────────────*/
.site-footer {
  padding: 2.8rem 0 4rem;
  background-color: var(--color-white);
  text-align: center;
}

.site-footer__brand {
  display: inline-block;
}

.site-footer__brand img {
  width: auto;
  height: 2.8rem;
  margin-inline: auto;
}

@media (min-width: 600px) {
  .site-footer__brand img {
    height: 3.2rem;
  }
}

.site-footer__copyright {
  margin-top: 1.2rem;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
}

@media (min-width: 1025px) {
  .site-footer {
    padding: 2.2rem 0 0;
  }

  .site-footer__brand img {
    height: 3.6rem;
  }
}