/*----------------------------------------
Palette
----------------------------------------*/
/* Brand */
/* Neutral */
/* Neutral */
/* Status */
/*----------------------------------------
Semantic
----------------------------------------*/
/* Text */
/* Background */
/* Border */
/* Link */
/* Button */
/* Table of contents */
/*----------------------------------------
Status
----------------------------------------*/
/*----------------------------------------
Font size
----------------------------------------*/
/*----------------------------------------
z-index
----------------------------------------*/
body.imb-body {
  padding-top: 60px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  color: #4D4D4D;
  font-size: 0.875rem;
}
body.imb-body.is_drawer_open {
  overflow: hidden;
}
body.imb-body.imb-mobile-controls--bottom-bar {
  padding-bottom: calc(58px + env(safe-area-inset-bottom));
}

.imb-header {
  z-index: 200;
  position: fixed;
  top: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  width: 100%;
  height: 60px;
  -webkit-transition: -webkit-transform 0.3s ease;
  transition: -webkit-transform 0.3s ease;
  transition: transform 0.3s ease;
  transition: transform 0.3s ease, -webkit-transform 0.3s ease;
}
.imb-header.is_hidden {
  -webkit-transform: translateY(-100%);
          transform: translateY(-100%);
}
.imb-header .imb-header__top {
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  width: 100%;
  height: 60px;
  padding: 0 0.5rem;
  border-bottom: 1px solid #E5E5E5;
  background-color: #F8F8F8;
}
.imb-header .imb-header__bottom .imb-header-nav {
  z-index: 600;
  position: fixed;
  top: 60px;
  right: calc(0% - var(--imb-drawer-width, 80%));
  width: var(--imb-drawer-width, 80%);
  height: calc(100vh - 60px);
  padding-top: 2rem;
  overflow: auto;
  background-color: #F8F8F8;
  scroll-behavior: smooth;
  -webkit-transition: right 0.3s ease;
  transition: right 0.3s ease;
}
.imb-header .imb-header__bottom .imb-header-nav.is_open {
  right: 0;
}
.imb-header .imb-header__bottom .imb-header-menu .imb-header-item {
  text-align: center;
}
.imb-header .imb-header__bottom .imb-header-menu .imb-header-item .imb-header-item__dropdown,
.imb-header .imb-header__bottom .imb-header-menu .imb-header-item a {
  position: relative;
  display: block;
  padding: 1rem;
}
.imb-header .imb-header__bottom .imb-header-menu .imb-header-item button.imb-header-item__dropdown {
  width: 100%;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
}
.imb-header .imb-header__bottom .imb-header-menu .imb-header-item .imb-header-item__dropdown::after {
  position: absolute;
  top: 50%;
  right: 2rem;
  display: inline-block;
  width: 15px;
  height: 15px;
  background-image: url("../img/icons/plus.svg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  content: "";
  -webkit-transform: translateY(-50%);
          transform: translateY(-50%);
  -webkit-transition: -webkit-transform 0.3s ease;
  transition: -webkit-transform 0.3s ease;
  transition: transform 0.3s ease;
  transition: transform 0.3s ease, -webkit-transform 0.3s ease;
}
.imb-header .imb-header__bottom .imb-header-menu .imb-header-item.is_open .imb-header-item__dropdown::after {
  -webkit-transform: translateY(-50%) rotate(45deg);
          transform: translateY(-50%) rotate(45deg);
}
.imb-header .imb-header__bottom .imb-header-menu__sub {
  height: 0;
  overflow: hidden;
  background-color: #F1F1F1;
  -webkit-transition: height 0.3s ease;
  transition: height 0.3s ease;
}

.imb-main {
  padding: 2rem 0.5rem 3rem 0.5rem;
}

.imb-sidebar {
  z-index: 500;
  width: var(--imb-drawer-width, 80%);
  height: 100vh;
  position: fixed;
  top: 60px;
  right: calc(0% - var(--imb-drawer-width, 80%));
  overflow: auto;
  scroll-behavior: smooth;
  background-color: #F8F8F8;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  padding: 3rem 1rem 10rem 1rem;
}
.imb-sidebar.is_open {
  right: 0;
}

.imb-footer {
  margin-top: auto;
}
.imb-footer .imb-footer-inner {
  text-align: center;
  width: 100%;
  margin: auto;
}
.imb-footer .imb-footer-inner .imb-footer-nav {
  margin: 0 0 2rem 0;
}
.imb-footer .imb-footer-inner .imb-footer-nav .sub-menu {
  list-style: none;
  margin: 0.5rem 0 0 0;
  padding: 0;
}
.imb-footer .imb-footer-inner .imb-footer-nav--horizontal .imb-footer-menu {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  gap: 1rem 2rem;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.imb-footer .imb-footer-inner .imb-footer-nav--columns {
  text-align: left;
}
.imb-footer .imb-footer-inner .imb-footer-nav--columns .imb-footer-menu {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 1.5rem;
}
.imb-footer .imb-footer-inner .imb-footer-nav--columns .sub-menu li + li {
  margin-top: 0.5rem;
}

.imb-mobile-nav {
  z-index: 650;
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  min-height: 58px;
  padding-bottom: env(safe-area-inset-bottom);
  background-color: #F8F8F8;
  border-top: 1px solid #E5E5E5;
  -webkit-transition: -webkit-transform 0.3s ease;
  transition: -webkit-transform 0.3s ease;
  transition: transform 0.3s ease;
  transition: transform 0.3s ease, -webkit-transform 0.3s ease;
}
.imb-mobile-nav.is_hidden {
  -webkit-transform: translateY(100%);
          transform: translateY(100%);
}
.imb-mobile-nav__button {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 0.2rem;
  max-width: 140px;
  padding: 0.4rem;
  border: 0;
  background: transparent;
  color: #4D4D4D;
  cursor: pointer;
}
.imb-mobile-nav__icon {
  width: 20px;
  height: 20px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}
.imb-mobile-nav__label {
  font-size: 0.75rem;
  line-height: 1;
}
.imb-mobile-nav__button--sidebar .imb-mobile-nav__icon {
  background-image: url("../img/icons/sidebar-open.svg");
}
.imb-mobile-nav__button--menu .imb-mobile-nav__icon {
  background-image: url("../img/icons/menu.svg");
}
.imb-mobile-nav__button--top .imb-mobile-nav__icon {
  background-image: url("../img/icons/chevron-up.svg");
}

.imb-mobile-controls--bottom-bar .imb-page-top {
  display: none;
}

.imb-mobile-controls--standard .imb-page-top {
  z-index: 650;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  right: 0;
  bottom: 60px;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  width: 48px;
  height: 50px;
  padding: 0.5rem 0.25rem;
  border: 1px solid #E5E5E5;
  border-right: 0;
  border-radius: 8px 0 0 8px;
  background-color: #F8F8F8;
  background-image: none;
  color: #4D4D4D;
  opacity: 1;
  visibility: visible;
  -webkit-transition: background-color 0.3s ease, border-color 0.3s ease;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  cursor: pointer;
}
.imb-mobile-controls--standard .imb-page-top:hover {
  background-color: #F1F1F1;
}
.imb-mobile-controls--standard .imb-page-top__icon {
  display: block;
  width: 20px;
  height: 20px;
  background-image: url("../img/icons/chevron-up.svg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}

.imb-mobile-standard-controls__sidebar {
  z-index: 650;
  position: fixed;
  right: 0;
  bottom: 130px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  width: 48px;
  height: 50px;
  padding: 0.5rem 0.25rem;
  border: 1px solid #E5E5E5;
  border-right: 0;
  border-radius: 8px 0 0 8px;
  background-color: #F8F8F8;
  color: #4D4D4D;
  -webkit-transition: background-color 0.3s ease, border-color 0.3s ease;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  cursor: pointer;
}
.imb-mobile-standard-controls__sidebar[aria-expanded=true] {
  background-color: #F1F1F1;
}
.imb-mobile-standard-controls__icon {
  display: block;
  width: 20px;
  height: 20px;
  margin: 0;
  background-image: url("../img/icons/sidebar-open.svg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}

.imb-drawer-button {
  position: relative;
  -webkit-box-flex: 0;
      -ms-flex: 0 0 auto;
          flex: 0 0 auto;
  width: 44px;
  height: 44px;
  margin-left: 0.5rem;
  padding: 0;
  border: 1px solid rgba(77, 77, 77, 0.45);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
  -webkit-transition: background-color 0.3s ease, border-color 0.3s ease;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}
.imb-drawer-button::before, .imb-drawer-button::after {
  position: absolute;
  left: 50%;
  height: 2px;
  border-radius: 999px;
  background: #4D4D4D;
  content: "";
  -webkit-transition: top 0.3s ease, width 0.3s ease, -webkit-transform 0.3s ease;
  transition: top 0.3s ease, width 0.3s ease, -webkit-transform 0.3s ease;
  transition: top 0.3s ease, width 0.3s ease, transform 0.3s ease;
  transition: top 0.3s ease, width 0.3s ease, transform 0.3s ease, -webkit-transform 0.3s ease;
}
.imb-drawer-button::before {
  top: 16px;
  width: 20px;
  -webkit-transform: translateX(-60%);
          transform: translateX(-60%);
}
.imb-drawer-button::after {
  top: 25px;
  width: 16px;
  -webkit-transform: translateX(-35%);
          transform: translateX(-35%);
}
.imb-drawer-button:hover, .imb-drawer-button:focus-visible {
  border-color: rgba(255, 255, 255, 0.75);
  background: rgba(255, 255, 255, 0.18);
}
.imb-drawer-button:focus-visible {
  outline: 2px solid #FFFFFF;
  outline-offset: 2px;
}
.imb-drawer-button.is_open::before, .imb-drawer-button.is_open::after {
  top: 50%;
  left: 50%;
  width: 20px;
}
.imb-drawer-button.is_open::before {
  -webkit-transform: translate(-50%, -50%) rotate(45deg);
          transform: translate(-50%, -50%) rotate(45deg);
}
.imb-drawer-button.is_open::after {
  -webkit-transform: translate(-50%, -50%) rotate(-45deg);
          transform: translate(-50%, -50%) rotate(-45deg);
}

.imb-header-contact__mail {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 0.45rem;
  min-height: 44px;
  padding: 0 0.85rem;
  border: 1px solid rgba(77, 77, 77, 0.45);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.875rem;
  line-height: 1;
  white-space: nowrap;
  -webkit-transition: background-color 0.3s ease, border-color 0.3s ease;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}
.imb-header-contact__mail:hover, .imb-header-contact__mail:focus-visible {
  border-color: rgba(255, 255, 255, 0.75);
  background: rgba(255, 255, 255, 0.18);
}
.imb-header-contact__mail:focus-visible {
  outline: 2px solid #FFFFFF;
  outline-offset: 2px;
}

.imb-header .imb-header-logo {
  width: auto;
  height: 40px;
  margin-right: auto;
}
.imb-header .imb-header-logo a {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 0.45rem;
  height: 100%;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.imb-header .imb-header-logo img {
  width: auto;
  height: 100%;
  border-radius: 50%;
}

.imb-posts__list {
  -ms-grid-columns: minmax(0, 1fr);
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
}
.imb-posts__list--list .imb-posts__list-item {
  padding: 1rem 0;
}
.imb-posts__list--list .imb-posts__list-item-link {
  gap: 1rem;
}
.imb-posts__list--list .imb-posts__list-item-thumbnail {
  -ms-flex-preferred-size: 35%;
      flex-basis: 35%;
}

.imb-share {
  width: 100%;
  gap: 3rem;
}
.imb-share a {
  width: 25px;
  height: 25px;
}

.imb-sns-links {
  width: 100%;
  gap: 1.2rem;
}
.imb-sns-links a {
  width: 25px;
  height: 25px;
}

.imb-toc-drawer-root .imb-toc-overlay,
.imb-toc-drawer-root .imb-toc-drawer {
  top: 60px;
}

.is_pc {
  display: none;
}