/* v3 Global Menu — Level 1
---------------------------------------------------------- */
.v3-menu {
  position: fixed;
  top: 105px;
  left: 0;
  bottom: 0;
  z-index: 9100;
  width: 300px;
  background-color: transparent;
  overflow: visible;
  transform: translateX(-100%);
  visibility: hidden;
  pointer-events: none;
  transition:
    transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0.4s;
}

.v3-menu.is-open {
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
}

.v3-menu[hidden] {
  display: block !important;
}

.v3-menu__panel--level1 {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  height: 100%;
  background-color: #005f96;
}

/* 1. Search
---------------------------------------------------------- */
.v3-menu__search {
  flex-shrink: 0;
  padding: 27px;
}

.v3-menu__search-field {
  position: relative;
}

.v3-menu__search-input {
  display: block;
  box-sizing: border-box;
  width: 100%;
  height: 70px;
  margin: 0;
  padding: 20px 52px 20px 20px;
  border: 3px solid #fff;
  background-color: #1a6fa1;
  color: #fff;
  font-family: "メイリオ", "Meiryo", "ヒラギノ角ゴ Pro", "Hiragino Kaku Gothic Pro", "Helvetica Neue LT Std", Arial, sans-serif;
  font-size: 16px;
  font-weight: bold;
  line-height: 24px;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.v3-menu__search-input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.v3-menu__search-input::-webkit-search-decoration,
.v3-menu__search-input::-webkit-search-cancel-button {
  -webkit-appearance: none;
}

.v3-menu__search-submit {
  position: absolute;
  top: 50%;
  right: 20px;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  background: transparent;
  color: #fff;
  cursor: pointer;
}

.v3-menu__search-icon {
  display: block;
  width: 24px;
  height: 24px;
  background: url(/v2/img/common/ico_search_01.svg) no-repeat center center;
  background-size: 24px 24px;
}

/* 2. Menu list
---------------------------------------------------------- */
.v3-menu__nav {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.35) rgba(0, 0, 0, 0.15);
}

/* メニュー内スクロールバー（1階層・2階層共通） */
.v3-menu__nav::-webkit-scrollbar,
.v3-menu__panel--level2::-webkit-scrollbar {
  width: 6px;
}

.v3-menu__nav::-webkit-scrollbar-track,
.v3-menu__panel--level2::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.15);
  border-radius: 3px;
}

.v3-menu__nav::-webkit-scrollbar-thumb,
.v3-menu__panel--level2::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.35);
  border-radius: 3px;
}

.v3-menu__nav::-webkit-scrollbar-thumb:hover,
.v3-menu__panel--level2::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.55);
}

.v3-menu__nav::-webkit-scrollbar-corner,
.v3-menu__panel--level2::-webkit-scrollbar-corner {
  background: transparent;
}

.v3-menu__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.v3-menu__item {
  padding-left: 27px;
  transition: background-color 0.25s ease;
}

/* 1階層: マウスオーバー / 2階層展開中は同じ背景色 */
.v3-menu__panel--level1 > .v3-menu__nav > .v3-menu__list > .v3-menu__item:hover,
.v3-menu__panel--level1 > .v3-menu__nav > .v3-menu__list > .v3-menu__item.is-open {
  background-color: #00578a;
}

.v3-menu__panel--level1 > .v3-menu__nav > .v3-menu__list > .v3-menu__item.is-open > .v3-menu__item-row {
  background-color: #00578a;
}

/* 1階層: 子なしの三角アイコンは非表示 */
.v3-menu__panel--level1 > .v3-menu__nav > .v3-menu__list > .v3-menu__item:not(.has-children) .v3-menu__arrow {
  display: none;
}

.v3-menu__item-row {
  flex: 1;
  display: flex;
  align-items: center;
  box-sizing: border-box;
  padding: 17px 32px 15px 36px;
  border-bottom: 2px solid rgba(255,255,255,0.25);
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.v3-menu__item--top > .v3-menu__item-row {
  border-top: 2px solid rgba(255,255,255,0.25);
  padding-left: 5px !important;
}

.v3-menu__link {
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  min-height: 38px;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: none;
  background: transparent;
  font-weight: bold;
  font-size: 16px;
  line-height: 1.3;
  color: #fff;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.25s ease, background-color 0.25s ease;
}



/* 四角 + 三角マーク */
.v3-menu__mark {
  position: relative;
  flex-shrink: 0;
  display: inline-block;
  width: 18px;
  height: 18px;
  margin-right: 12px;
  background-color: #fff;
}

.v3-menu__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 4px 0 4px 6px;
  transform: translate(-35%, -50%);
}
.v3-menu__mark.blue::after {
  border-color: transparent transparent transparent #005f95;
}
.v3-menu__mark.black::after {
  border-color: transparent transparent transparent #000000;
}

.v3-menu__toggle {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 38px;
  margin: 0 -16px 0 0;
  padding: 0;
  border: none;
  background: transparent;
  color: #fff;
  cursor: pointer;
  transition: background-color 0.25s ease;
}

.v3-menu__toggle-icon {
  position: relative;
  display: block;
  width: 12px;
  height: 12px;
}

/* ＋ */
.v3-menu__toggle-icon::before,
.v3-menu__toggle-icon::after {
  content: "";
  position: absolute;
  background-color: #fff;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.v3-menu__toggle-icon::before {
  top: 5px;
  left: 0;
  width: 12px;
  height: 2px;
}

.v3-menu__toggle-icon::after {
  top: 0;
  left: 5px;
  width: 2px;
  height: 12px;
}

/* −（開いているとき） */
.v3-menu__item.is-open > .v3-menu__item-row .v3-menu__toggle-icon::after,
.v3-menu__item.is-open > .v3-menu__item-head .v3-menu__toggle-icon::after,
.v3-menu__item.is-open > .v3-menu__toggle .v3-menu__toggle-icon::after {
  opacity: 0;
  transform: scaleY(0);
}

/* 白色三角（主に1階層の子なしリンク用・左配置） */
.v3-menu__arrow {
  position: relative;
  flex-shrink: 0;
  display: inline-block;
  width: 18px;
  height: 18px;
  margin-right: 12px;
}

.v3-menu__arrow::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 4px 0 4px 6px;
  border-color: transparent transparent transparent #fff;
  transform: translate(-35%, -50%);
}

/* 2階層パネル（1階層右辺からスライドイン）
---------------------------------------------------------- */
.v3-menu__panel--level2 {
  position: absolute;
  top: 0;
  left: 100%;
  bottom: 0;
  z-index: 1;
  box-sizing: border-box;
  width: 350px;
  margin: 0;
  padding: 126px 0 10px;
  background-color: #00578a;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.35) rgba(0, 0, 0, 0.15);
  transform: translateX(-100%);
  visibility: hidden;
  pointer-events: none;
  transition:
    transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0.4s;
}

.v3-menu__panel--level2.is-visible {
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
}

.v3-menu__panel--level2[hidden] {
  display: block !important;
}

.v3-menu__panel--level2 > .v3-menu__list {
  margin: 0;
  padding: 0;
}

/* PC: 2階層の四角＋三角は非表示（SPのみ表示） */
.v3-menu__panel--level2 .v3-menu__mark {
  display: none;
}

/* 3階層アイコンラッパー（SPで使用・PCでは透過） */
.v3-menu__icon {
  display: contents;
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-row > .v3-menu__link,
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-head > .v3-menu__item-row > .v3-menu__link {
  font-size: 15px;
}

.v3-menu__panel--level2 .v3-menu__item-row {
  border-bottom-color: rgba(255, 255, 255, 0.25);
}

/* 2階層: 子なし → 三角を右側（＋/− と同じ位置） */
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item:not(.has-children) > .v3-menu__item-row {
  padding-right: 0;
  padding-left: 5px;
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item:not(.has-children) .v3-menu__link {
  width: 100%;
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item:not(.has-children):hover {
  background-color: #004f7d;
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item:not(.has-children):hover .v3-menu__link {
  opacity: 1;
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item:not(.has-children) .v3-menu__arrow {
  order: 1;
  box-sizing: border-box;
  width: 78px;
  height: 38px;
  margin-right: 0;
  margin-left: auto;
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item:not(.has-children) .v3-menu__arrow::after {
  border-width: 4px 0 4px 6px; /* height 8px / width 6px */
}
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item:not(.has-children) .v3-menu__title__block::after {
  content: "";
  display: block;
  width: 9px;
  height: 18px;
  margin-right: 14px;
  background-color: #fff;
}
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-row .v3-menu__title__part {
  font-size: 16px;
  cursor: default;
}
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.v3-menu__title__item:hover{
  background-color: #00578a;
}

/* 2階層: 子あり → item-head 内で item-row と toggle を横並び */
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head {
  display: flex;
  align-items: stretch;
  width: 100%;
  border-bottom: 2px solid rgba(255, 255, 255, 0.25);
}

/* 展開中は親行の border-bottom を消す */
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children.is-open > .v3-menu__item-head {
  border-bottom: none;
}

/* 展開された2階層の直後の2階層のみ border-top */
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children.is-open + .v3-menu__item > .v3-menu__item-head,
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children.is-open + .v3-menu__item > .v3-menu__item-row {
  border-top: 2px solid rgba(255, 255, 255, 0.25);
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__item-row {
  flex: 1 1 auto;
  min-width: 0;
  padding-right: 16px;
  padding-left: 5px;
  border-bottom: none;
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__toggle {
  flex-shrink: 0;
  width: 78px;
  height: 70px;
  margin: 0;
  background-color: #004f7d;
  transition: background-color 0.25s ease;
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__toggle:hover,
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__toggle:focus-visible {
  background-color: #003f63;
}

/* 2階層: 子あり → リンク幅100%、テキスト配下に下線 */
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__item-row > .v3-menu__link {
  flex: 1 1 auto;
  width: 100%;
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__item-row:hover > .v3-menu__link,
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__item-row:focus-within > .v3-menu__link {
  opacity: 1;
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__item-row > .v3-menu__link > .v3-menu__link-text {
  position: relative;
  display: inline;
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__item-row > a.v3-menu__link > .v3-menu__link-text::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 2px);
  height: 2px;
  background-color: #fff;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__item-row:hover > .v3-menu__link > .v3-menu__link-text::after,
.v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__item-row:focus-within > .v3-menu__link > .v3-menu__link-text::after {
  opacity: 1;
}

/* 3階層（アコーディオン）
---------------------------------------------------------- */
.v3-menu__accordion {
  display: grid;
  grid-template-rows: 0fr;
  box-sizing: border-box;
  padding-top: 0;
  padding-bottom: 0;
  margin-left: -27px;
  overflow: hidden;
  visibility: hidden;
  transition:
    grid-template-rows 0.35s ease,
    padding 0.35s ease,
    visibility 0.35s ease;
}

.v3-menu__item.is-open > .v3-menu__accordion {
  grid-template-rows: 1fr;
  padding-top: 11px;
  padding-bottom: 10px;
  visibility: visible;
}

.v3-menu__accordion[hidden] {
  display: grid !important;
}

.v3-menu__accordion > .v3-menu__list {
  margin: 0;
  padding: 0;
  min-height: 0;
  overflow: hidden;
}

.v3-menu__accordion .v3-menu__item {
  padding-left: 0;
}

.v3-menu__accordion .v3-menu__item-row {
  box-sizing: border-box;
  min-height: 45px;
  height: fit-content;
  padding-top: 0;
  padding-right: 0;
  padding-bottom: 0;
  padding-left: 64px;
  border-bottom: none;
}

.v3-menu__accordion .v3-menu__item-row:hover {
  background-color: #004f7d;
}

.v3-menu__accordion .v3-menu__item-row:hover .v3-menu__link {
  opacity: 1;
}

.v3-menu__accordion .v3-menu__link {
  width: 100%;
  height: fit-content;
  font-size: 14px;
  padding-top: 13.4px;
  padding-bottom: 13.4px;
}

.v3-menu__accordion .v3-menu__arrow {
  order: 1;
  box-sizing: border-box;
  width: 78px;
  height: 100%;
  margin-right: 0;
  margin-left: auto;
}

/* 3. Faculties link (fixed bottom)
---------------------------------------------------------- */
.v3-menu__utility {
  display: none;
}

.v3-menu__faculties {
  flex-shrink: 0;
  box-sizing: border-box;
  height: 100px;
  padding: 27px;
  padding-left: 32px;
  background-color: #222;
}

.v3-menu__faculties-link {
  display: flex;
  align-items: center;
  height: 100%;
  font-weight: bold;
  font-size: 16px;
  line-height: 40px;
  color: #fff;
  text-decoration: none;
  transition: opacity 0.25s ease;
}

.v3-menu__faculties-link:hover,
.v3-menu__faculties-link:focus-visible {
  opacity: 0.8;
}

/* Menu button: open styles live in header.css */

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

@media screen and (max-width: 768px) {
  .v3-menu {
    top: 54px;
    width: 100%;
  }

  .v3-menu__search {
    padding: 18px;
  }

  .v3-menu__search-input {
    height: 60px;
  }

  .v3-menu__search-submit {
    right: 16px;
  }

  .v3-menu__item {
    padding-left: 18px;
  }

  .v3-menu__item-row {
    padding-left: 33px !important;
    padding-top: 12px !important;
    padding-bottom: 11px !important;
    padding-right: 24px !important;
  }

  .v3-menu__item--top > .v3-menu__item-row {
    padding-left: 0 !important;
    border-top: none;
  }

  .v3-menu__mark {
    width: 19px;
    height: 19px;
    margin-right: 14px;
  }

  .v3-menu__mark::after {
    border-width: 3px 0 3px 5px;
  }

  /* SP: 2階層を親メニュー直下にネスト展開（アコーディオン） */
  .v3-menu__panel--level2 {
    position: static;
    top: auto;
    left: auto;
    bottom: auto;
    z-index: auto;
    display: grid;
    grid-template-rows: 0fr;
    width: auto;
    margin: 0 0 0 -18px;
    box-sizing: border-box;
    padding: 0 18px 0 51px;
    overflow: hidden;
    transform: none;
    visibility: hidden;
    pointer-events: none;
    background-color: #00578a;
    scrollbar-width: auto;
    transition:
      grid-template-rows 0.35s ease,
      padding 0.35s ease,
      visibility 0.35s ease;
  }

  .v3-menu__panel--level2[hidden] {
    display: grid !important;
  }

  .v3-menu__panel--level2.is-visible {
    grid-template-rows: 1fr;
    transform: none;
    visibility: visible;
    pointer-events: auto;
    padding-top: 18px;
    padding-bottom: 18px;
  }

  .v3-menu__panel--level2 > .v3-menu__list {
    display: flex;
    flex-direction: column;
    gap: 0;
    min-height: 0;
    overflow: hidden;
  }

  .v3-menu__panel--level1 > .v3-menu__nav > .v3-menu__list > .v3-menu__item.has-children.is-open,
  .v3-menu__panel--level1 > .v3-menu__nav > .v3-menu__list > .v3-menu__item.has-children.is-open > .v3-menu__item-row {
    background-color: #00578a;
    border-bottom: none;
  }

  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item {
    padding: 18px 0;
    background-color: transparent;
  }

  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item + .v3-menu__item {
    margin-top: 0;
  }

  /* SP: 2階層の行スタイル */
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-row,
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-head > .v3-menu__item-row {
    padding: 0 !important;
    border-bottom: none;
    border-top: none;
  }

  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head {
    border-bottom: none;
    display: block;
    width: 100%;
  }

  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children.is-open + .v3-menu__item > .v3-menu__item-head,
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children.is-open + .v3-menu__item > .v3-menu__item-row {
    border-top: none;
  }

  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__toggle {
    display: none;
  }

  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__item-row > .v3-menu__link > .v3-menu__link-text::after {
    display: none;
  }

  /* SP: 2階層リンク（枠・余白・四角＋三角） */
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-row > .v3-menu__link,
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-head > .v3-menu__item-row > .v3-menu__link {
    box-sizing: border-box;
    width: 100%;
    min-height: 72px;
    border: 3px solid #ffffff;
    padding: 24px 15px;
    background-color: #00578a;
  }

  /* SP: 子なし2階層 — 枠色を薄く、ホバー背景変更なし */
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item:not(.has-children):hover {
    background-color: transparent;
  }

  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item:not(.has-children) > .v3-menu__item-row > .v3-menu__link:hover,
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item:not(.has-children) > .v3-menu__item-row > .v3-menu__link:focus-visible {
    opacity: 1;
    background-color: #00578a;
  }

  /* SP: 2階層は四角＋三角をテキスト前に表示、右三角は非表示 */
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-row .v3-menu__mark,
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-head .v3-menu__mark {
    display: inline-block;
    width: 19px;
    height: 19px;
    margin-right: 12px;
    background-color: #fff;
    flex-shrink: 0;
  }

  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-row .v3-menu__mark::after,
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-head .v3-menu__mark::after {
    /* 三角: width 5px / height 5.5px */
    border-width: 3px 0 3px 5px;
    border-color: transparent transparent transparent #004f7d;
  }

  /* SP: 関連リンクのアイコン */
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-row .v3-menu__mark-placeholder,
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item > .v3-menu__item-head .v3-menu__mark-placeholder {
    display: inline-block;
    width: 10px;
    height: 21px;
    margin-right: 19px;
    background-color: #fff;
    flex-shrink: 0;
  }

  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item:not(.has-children) .v3-menu__arrow {
    display: none;
  }

  /* SP: 3階層は常時展開表示（JSで全開） */
  .v3-menu__panel--level2 .v3-menu__accordion[hidden] {
    display: none !important;
  }

  .v3-menu__panel--level2 .v3-menu__item.is-open > .v3-menu__accordion {
    display: block !important;
    grid-template-rows: none;
    margin-left: 0;
    margin-top: 16px;
    padding: 0;
    overflow: visible;
    visibility: visible;
  }

  .v3-menu__panel--level2 .v3-menu__accordion > .v3-menu__list {
    overflow: visible;
    min-height: 0;
  }

  .v3-menu__panel--level2 .v3-menu__accordion > .v3-menu__list > .v3-menu__item + .v3-menu__item {
    margin-top: 7px;
  }

  .v3-menu__panel--level2 .v3-menu__accordion .v3-menu__item-row {
    height: auto;
    min-height: 0;
    padding: 0 !important;
    border-bottom: 2px solid rgba(255, 255, 255, 0.25);
    align-items: stretch;
  }

  .v3-menu__panel--level2 .v3-menu__accordion .v3-menu__item-row:hover {
    background-color: transparent;
  }

  .v3-menu__panel--level2 .v3-menu__accordion .v3-menu__link {
    min-height: 47px;
    align-items: center;
  }

  /* SP: 3階層アイコンはテキスト右側（四角＋三角 + 白ボーダー区間） */
  .v3-menu__panel--level2 .v3-menu__accordion .v3-menu__icon {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    align-self: stretch;
    order: 1;
    box-sizing: border-box;
    margin-left: auto;
    margin-bottom: -2px;
    padding: 9.5px 12px;
    /* border-bottom: 2px solid rgba(255, 255, 255, 1); */
  }

  .v3-menu__panel--level2 .v3-menu__accordion .v3-menu__arrow {
    order: 0;
    position: relative;
    display: block;
    box-sizing: border-box;
    width: 19px;
    height: 19px;
    margin: 0;
    background-color: #fff;
  }

  .v3-menu__panel--level2 .v3-menu__accordion .v3-menu__arrow::after {
    border-width: 3px 0 3px 5px;
    border-color: transparent transparent transparent #004f7d;
    transform: translate(-35%, -50%);
  }

  /* SP: ヘッダー右ナビ相当（2カラム） */
  .v3-menu__utility {
    display: block;
    flex-shrink: 0;
    box-sizing: border-box;
    padding: 26px 18px;
  }

  .v3-menu__utility-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 21px 0;
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .v3-menu__utility-list a {
    display: block;
    font-weight: bold;
    font-size: 12px;
    line-height: 20px;
    color: #fff;
    text-decoration: none;
    transition: opacity 0.25s ease;
  }

  .v3-menu__utility-list a:hover,
  .v3-menu__utility-list a:focus-visible {
    opacity: 0.85;
  }

  .v3-menu__faculties {
    position: sticky;
    bottom: 0;
    z-index: 1;
    padding: 10px 18px;
    height: 72.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .v3-menu,
  .v3-menu__item,
  .v3-menu__item-row,
  .v3-menu__link,
  .v3-menu__toggle,
  .v3-menu__toggle-icon::before,
  .v3-menu__toggle-icon::after,
  .v3-menu__panel--level2,
  .v3-menu__accordion,
  .v3-menu__faculties-link,
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__item-row > .v3-menu__link > .v3-menu__link-text::after,
  .v3-menu__panel--level2 > .v3-menu__list > .v3-menu__item.has-children > .v3-menu__item-head > .v3-menu__toggle,
  .v3-header__menu-icon,
  .v3-header__menu-line,
  .v3-header__menu-label-text,
  .v3-header__nav-list a {
    transition: none !important;
  }
}