:root {
  --catena-black: #000;
  --catena-white: #fff;
  --catena-gray: #a0a0a0;
  --catena-blue: #007aff;
}

#catena-global-header.catena-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  z-index: 9990;
  background: var(--catena-white);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

body.admin-bar #catena-global-header.catena-header {
  top: 32px;
}
@media (max-width: 782px) {
  body.admin-bar #catena-global-header.catena-header {
    top: 46px;
  }
}

/* SWELLのレイアウトを固定ヘッダー分だけ下げる */
#body_wrap {
  padding-top: 64px;
}
body.admin-bar #body_wrap {
  padding-top: 96px;
}
@media (max-width: 782px) {
  body.admin-bar #body_wrap {
    padding-top: 110px;
  }
}

/* SWELL既定の .l-content padding-top を無効化（ヘッダー分は #body_wrap で調整済み） */
.l-content {
  padding-top: 0 !important;
}

.catena-header__container {
  max-width: 1280px;
  height: 64px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: "noto-sans-jp", "Noto Sans JP", sans-serif;
}

.catena-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--catena-black);
  position: relative;
  z-index: 100;
}
.catena-header__brandText {
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
}

.catena-header__logo {
  width: 36px;
  height: 36px;
}

.catena-header__logo--open {
  display: none;
}

.catena-header.is-menuOpen .catena-header__brandText {
  color: var(--catena-white);
}
.catena-header.is-menuOpen .catena-header__logo--closed {
  display: none;
}
.catena-header.is-menuOpen .catena-header__logo--open {
  display: inline-block;
}

.catena-nav--pc {
  display: none;
}
@media (min-width: 768px) {
  .catena-nav--pc {
    display: block;
  }
  .catena-nav--sp {
    display: none;
  }
}

.catena-nav__list {
  list-style: none;
  display: flex;
  gap: 16px;
  margin: 0;
  padding: 0;
  align-items: center;
}

.catena-nav__link {
  display: inline-flex;
  align-items: center;
  font-weight: 700;
  text-decoration: none;
  color: var(--catena-black);
  transition: transform 0.25s ease, color 0.25s ease;
}
.catena-nav__link:hover {
  transform: translateY(5px);
  color: var(--catena-blue);
}

.catena-nav__item--hasSub {
  position: relative;
}
.catena-nav__dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 320px;
  background: var(--catena-white);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 10px;
  /* hoverの隙間を無くしつつ、見た目の余白は内側で確保 */
  padding: 24px 14px 14px;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
}
.catena-nav__item--hasSub:hover .catena-nav__dropdown {
  display: block;
}

.catena-nav__sublink {
  display: block;
  padding: 8px 6px;
  text-decoration: none;
  color: var(--catena-black);
  font-weight: 700;
  transition: transform 0.25s ease, color 0.25s ease;
}
.catena-nav__sublink:hover {
  transform: translateX(5px);
  color: var(--catena-blue);
}
.catena-nav__subcontents {
  list-style: none;
  margin: 0 0 10px 16px;
  padding: 0;
}
.catena-nav__subcontentLink {
  display: block;
  padding: 6px 6px;
  text-decoration: none;
  color: var(--catena-black);
  transition: transform 0.25s ease, color 0.25s ease;
}
.catena-nav__subcontentLink:hover {
  transform: translateX(5px);
  color: var(--catena-blue);
}

.catena-header__hamburger {
  position: relative;
  width: 20px;
  height: 20px;
  border: none;
  background: transparent;
  padding: 0;
  cursor: pointer;
  z-index: 100;
}
.catena-header__hamburger span {
  display: block;
  width: 100%;
  height: 3px;
  background: var(--catena-black);
  transition: all 0.25s ease;
  transform-origin: 0 0;
}
.catena-header__hamburger span + span {
  margin-top: 6px;
}
.catena-header.is-menuOpen .catena-header__hamburger span {
  background: var(--catena-white);
}
.catena-header.is-menuOpen .catena-header__hamburger span:first-child {
  transform: rotate(45deg) translate(-1px, -4px);
}
.catena-header.is-menuOpen .catena-header__hamburger span:last-child {
  transform: rotate(-45deg) translate(-1px, 0px);
}

.catena-spnav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--catena-black);
  padding: 6%;
  overflow: hidden;
}
.catena-spnav__inner {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.catena-spnav__links {
  margin-top: 20%;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.catena-spnav__item,
.catena-spnav__subItem,
.catena-spnav__subContent {
  text-decoration: none;
  color: var(--catena-white);
  display: block;
}
.catena-spnav__jp {
  display: block;
  font-size: 10px;
  color: #ccc;
}
.catena-spnav__en {
  display: block;
  font-size: 20px;
  font-weight: 700;
  color: var(--catena-white);
}

.catena-spnav__sub {
  margin: 8px 0 8px 14px;
}
.catena-spnav__subItem {
  font-size: 16px;
  color: var(--catena-gray);
  margin: 8px 0;
}
.catena-spnav__subcontents {
  margin: 8px 0 8px 14px;
}
.catena-spnav__subContent {
  font-size: 16px;
  color: var(--catena-gray);
  margin: 6px 0;
}
.catena-spnav__toggle {
  border: none;
  background: transparent;
  color: var(--catena-gray);
  cursor: pointer;
}
.catena-spnav__toggle[aria-expanded="true"] {
  transform: rotate(180deg);
}

.catena-spnav__footer {
  color: var(--catena-gray);
  font-size: 14px;
  padding: 12px 0;
}