/**
 * Redstone Header CSS
 * 新ヘッダー (header-new-***.php) 共通スタイル
 *
 * 画像パスは PHP 側の inline <style> で CSS カスタムプロパティとして注入:
 *   --rs-harrow-img  : harrow.svg の url()
 *   --rs-outlink-img : outerlink@2x.png の url()
 */

:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-soft: #f7f9fc;
  --line: #e6ebf2;
  --line-strong: #d7deea;
  --text: #152033;
  --muted: #667085;
  --accent: #174f9e;
  --header-h: 65px;
  --topbar-h: 34px;
  --logo-full-w: 340px;
  --logo-mark-w: 36px;
  --submenu-shadow: 0 20px 20px -5px rgba(0, 0, 0, 0.14);
  --font: "Hiragino Sans", "Yu Gothic", "Yu Gothic UI", "Noto Sans JP", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  margin: 0;
}

body {
  margin: 0;
  min-height: 100vh;
  background: #ffffff;
  color: var(--text);
  font-family: var(--font);
}

a,
button {
  font: inherit;
}

aside.linktohldngs {
  border-bottom: 1px solid #f0f2f6;
  background: #f8f8f8;
}

.topbar-inner {
  width: 100%;
  padding: 0 24px;
}

aside.linktohldngs ul {
  list-style: none;
  display: flex;
  justify-content: flex-end;
  margin: 0;
  padding: 0;
}

aside.linktohldngs li a {
  color: #777;
  font-size: 12px;
  line-height: 1.8rem;
  text-decoration: none;
  opacity: .8;
  display: inline-block;
}

aside.linktohldngs li a:hover,
aside.linktohldngs li a:focus-visible {
  color: var(--accent);
  text-decoration: underline;
  outline: none;
}

aside.linktohldngs li a::after {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  background: var(--rs-outlink-img) center/cover no-repeat;
  margin: 0 10px 0 3px;
  transition: .5s ease-out;
}

.nheader.kf_box {
  position: sticky;
  top: 0;
  /* 旧ヘッダー(.nheader in nkm.css)と同じz-indexに合わせる。
     製品ページのsticky sub-nav(.lavalamp-menu 等 z-index:99999)より
     確実に上に来るようにするため */
  z-index: 893108986;
  width: 100%;
  height: var(--header-h);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
  --lead-w: 240px;
  /* 全サブメニュー共通の lead カラム幅 */
}

.header-inner {
  position: relative;
  width: 100%;
  height: var(--header-h);
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.brand-slot,
.menu-slot,
.actions-slot {
  display: flex;
  align-items: center;
  min-width: 0;
}

.brand-slot {
  flex: 0 0 auto;
  justify-content: flex-start;
}

.menu-slot {
  flex: 1 1 auto;
  justify-content: center;
}

.actions-slot {
  flex: 0 0 auto;
  margin-left: auto;
  justify-content: flex-end;
}

.klogo {
  position: relative;
  display: block;
  width: 160px;
  min-width: inherit;
  height: 36px;
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
  transition: width .45s ease-out, min-width .45s ease-out;
  top: 3px;
}

.klogo.kkotei {
  width: var(--logo-mark-w);
  min-width: var(--logo-mark-w);
}

/* 横長ロゴ: klogo0707.svg */
.full-k {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  height: 36px;
  width: auto;
  z-index: 2;
  transition: opacity .45s ease-out, transform .45s ease-out;
}

.klogo.kkotei .full-k {
  opacity: 0;
  transform: translateX(-56px);
}

/* Kマークのみ: 常時表示・アニメーションなし */
.only-k {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  height: 36px;
  width: auto;
  z-index: 3;
}

/* 未ログインの表示ではLiteSpeedがこのCSSをnkm.cssより前にまとめ、nkm.cssの古い .only-k{left:-64.5px;width:160px} が勝ってKマークがずれるので、詳細度で勝たせる */
.klogo .only-k {
  left: 0;
  width: auto;
}

.nav {
  height: 100%;
}

.mobile-drawer {
  display: none;
}

.mobile-drawer-track {
  display: flex;
  transition: transform .28s ease;
  will-change: transform;
}

.mobile-drawer-panel {
  flex: 0 0 100%;
  min-width: 100%;
  background: #fff;
}

.mobile-drawer-head {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 80px;
  padding: 0 4px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
}

.mobile-drawer-back {
  appearance: none;
  border: 0;
  background: transparent;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 80px;
  padding: 0;
  color: var(--text);
  cursor: pointer;
}

.mobile-drawer-back::before {
  content: "";
  width: 10px;
  height: 10px;
  border-left: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  margin-left: 2px;
}

.mobile-drawer-title {
  font-size: 1.24rem;
  font-weight: 600;
  letter-spacing: .02em;
}

/* スマホのメニュー: 製品情報の見出しの横の「製品一覧 →」 */
.mobile-drawer-head-link {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 8px;
  color: var(--accent);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: .02em;
  white-space: nowrap;
  text-decoration: none;
}

.mobile-drawer-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-drawer-link {
  appearance: none;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  text-decoration: none;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  text-align: left;
  padding: 0 4px 0 28px;
  min-height: 80px;
  font-weight: 500;
  line-height: 1.4;
  position: relative;
  cursor: pointer;
  transition: color .2s ease;
}

.mobile-drawer-link--level-0,
.mobile-drawer-link--level-1 {
  font-size: 1.24rem;
}

.mobile-drawer-link--level-2 {
  font-size: 1.05rem;
}

.mobile-drawer-link--minor {
  min-height: 52px;
  font-size: 13px;
  font-weight: 400;
  color: #4c4c4c;
}

.mobile-drawer-link--major::before,
.mobile-drawer-link--minor::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 50%;
  transform: translateY(-50%);
  flex: 0 0 auto;
}

.mobile-drawer-link--major::before {
  width: 10px;
  height: 10px;
  background: var(--rs-harrow-img) center/contain no-repeat;
  transition: filter .28s ease;
}

.mobile-drawer-link--minor::before {
  width: 3px;
  height: 3px;
  border: 0.5px solid currentColor;
  border-radius: 50%;
  background: transparent;
  transition: background-color .28s ease, border-color .28s ease, transform .32s ease;
}

.mobile-drawer-link-label {
  transition: transform .32s ease;
}

.mobile-drawer-link:hover,
.mobile-drawer-link:focus-visible {
  color: var(--accent);
  outline: none;
}

.mobile-drawer-link--major:hover::before,
.mobile-drawer-link--major:focus-visible::before {
  filter: brightness(0) saturate(100%) invert(18%) sepia(91%) saturate(5245%) hue-rotate(351deg) brightness(88%) contrast(112%);
}

.mobile-drawer-link:hover .mobile-drawer-link-label,
.mobile-drawer-link:focus-visible .mobile-drawer-link-label {
  transform: translateX(4px);
}

.mobile-drawer-link--minor:hover::before,
.mobile-drawer-link--minor:focus-visible::before {
  background: red;
  border-color: red;
  transform: scale(1.18) translateY(-50%);
}

.mobile-drawer-inline-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 56px;
  padding: 0 4px;
  border-bottom: 1px solid var(--line);
  font-size: 1rem;
  line-height: 1.5;
  white-space: nowrap;
}

.mobile-drawer-inline-row--small {
  min-height: 48px;
  font-size: .95rem;
  color: #4c4c4c;
}

.mobile-drawer-inline-link {
  color: inherit;
  text-decoration: none;
  font-weight: 500;
}

.mobile-drawer-inline-link--external::after {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-left: 4px;
  background: var(--rs-outlink-img) center/cover no-repeat;
  vertical-align: middle;
}

.mobile-drawer-inline-separator {
  color: var(--muted);
}

.mobile-drawer-chevron {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
  margin-right: 4px;
}

.nav-list {
  display: flex;
  align-items: stretch;
  gap: 2px;
  list-style: none;
  margin: 0;
  padding: 0;
  height: 100%;
}

.nav-item {
  position: static;
  display: flex;
  align-items: stretch;
}

.nav-link,
.nav-button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text);
  text-decoration: none;
  min-height: var(--header-h);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .02em;
  white-space: nowrap;
  position: relative;
  cursor: pointer;
}

.nav-link::after,
.nav-button::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .2s ease;
}

.nav-item:hover>.nav-link::after,
.nav-item:hover>.nav-button::after,
.nav-item:focus-within>.nav-link::after,
.nav-item:focus-within>.nav-button::after,
.nav-item.is-open>.nav-button::after {
  transform: scaleX(1);
}

.nav-caret {
  width: 8px;
  height: 8px;
  margin-left: 8px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
  transition: transform .2s ease;
}

/* TEST click-to-open: removed :hover and :focus-within — revert by restoring original selector group */
.nav-item.is-open .nav-caret {
  width: auto;
  height: auto;
  border-right: none;
  border-bottom: none;
  transform: none;
  font-size: 14px;
  line-height: 1;
  margin-left: 6px;
}
.nav-item.is-open .nav-caret::before {
  content: "×";
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  color: var(--text);
  height: 100%;
}

.utility-item {
  display: inline-flex;
  align-items: center;
  position: relative; /* .utility-submenu(position:absolute)をこのアイコン自身の右端に揃えるため。
                          今回カートを追加し.has-submenuが2つになったため必須(無いと両方とも
                          最も近い配置祖先である.header-innerの右端を基準に同じ位置へ開いてしまう) */
}

.header-icon {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text);
  text-decoration: none;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  cursor: pointer;
  position: relative;
  opacity: .7;
  transition: opacity .2s ease;
}

.header-icon:hover,
.header-icon:focus-visible,
.utility-item.is-open > .header-icon,
.searchicon.active {
  opacity: .9;
}

.header-actions .header-icon {
  min-height: var(--header-h);
}

.header-icon img {
  display: block;
  width: auto;
  height: 36px;
}

.search-item {
  display: inline-flex;
  align-items: center;
}

.searchicon {
  padding: 0;
}

/* 旧デザインの検索アイコン(塗りつぶし式の虫眼鏡1枚。redstone.jsがd属性を書き換えてバツに変形)。
   日本語以外の新ヘッダー(en/ame/de/zh/ko/euen/tagengoen)が引き続き使っているので残す */
.search-svg {
  width: 20px;
  height: 20px;
  transition: transform .3s ease;
  fill: #174f9e;
  margin-right: 7px;
}

.searchicon.active .search-svg {
  transform: rotate(90deg);
}

/*
 * 日本語版(header-new-ja.php)のIconoirアイコン(カート・myKIKUSUI・検索・ハンバーガー)。
 * redstone.css/redstone.jsは他言語の新ヘッダーと共用のため、ルールは必ず
 * .header-actions--iconoir の中に閉じ込める(付けないと他言語の塗りつぶし式アイコンが
 * fill:noneで消える・三本線が消える、を実際にやってしまった。2026-09-29)。
 *
 * サイズ・線の太さはSVG側(viewBox 24x24・stroke-width 1.5・stroke=currentColor)をそのまま
 * 活かし、表示サイズだけここで24pxに揃える。
 * css/nkm.css の .searchicon svg{height:25px; display:inline-block; top:9px; fill:#174f9e;
 * left:-3px}(旧ヘッダー用、詳細度0,1,1)にも、上の旧 .search-svg(0,1,0)にも確実に勝つよう、
 * 以下はすべて詳細度0,2,1以上にしている。
 */
.header-actions--iconoir .header-icon svg {
  width: 24px;
  height: 24px;
  fill: none;
  top: auto;
  left: auto;
  margin: 0;
}

/*
 * 検索: 虫眼鏡(.search-svg)とバツ(.search-close-svg)の2枚を同じマス(grid-area 1/1)に重ね、
 * display ではなく opacity と回転で切り替える(display の切り替えはアニメーションしない上、
 * nkm.css の display:inline-block と詳細度で競合して「両方表示」になっていた)。
 * 開くと虫眼鏡が90度回りながら消え、バツが-90度から回りながら現れる。閉じると逆。
 */
.header-actions--iconoir .searchicon {
  display: inline-grid;
  place-items: center;
}

.header-actions--iconoir .searchicon .search-svg,
.header-actions--iconoir .searchicon .search-close-svg {
  grid-area: 1 / 1;
  display: block;
  opacity: 1;
  visibility: visible;
  transform: rotate(0deg);
  transition: opacity .2s ease, transform .3s ease, visibility 0s linear 0s;
}

.header-actions--iconoir .searchicon .search-close-svg,
.header-actions--iconoir .searchicon.active .search-svg {
  opacity: 0;
  visibility: hidden;
  transition: opacity .2s ease, transform .3s ease, visibility 0s linear .3s;
}

.header-actions--iconoir .searchicon .search-close-svg {
  transform: rotate(-90deg);
}

.header-actions--iconoir .searchicon.active .search-svg {
  transform: rotate(90deg);
}

.header-actions--iconoir .searchicon.active .search-close-svg {
  opacity: 1;
  visibility: visible;
  transform: rotate(0deg);
  transition: opacity .2s ease, transform .3s ease, visibility 0s linear 0s;
}

.utility-item>.header-icon::after,
.searchicon::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .2s ease;
}

.utility-item:hover>.header-icon::after,
.utility-item:focus-within>.header-icon::after,
.utility-item.is-open>.header-icon::after,
.search-item:hover .searchicon::after,
.search-item:focus-within .searchicon::after,
.searchicon.active::after {
  transform: scaleX(1);
}

.search-form {
  position: absolute;
  top: calc(100% + 1px);
  left: 50%;
  width: 100vw;
  padding: 20px 0 24px;
  background: #fff;
  box-shadow: var(--submenu-shadow);
  transform: translateX(-50%);
  z-index: 1000;
  display: none;
}

.search-form.is-open {
  display: block;
}

.sfiltering {
  width: min(calc(100vw - 32px), 1200px);
  margin: 0 auto;
}

.sfiltering .grid {
  display: grid;
  grid-template-columns: 1fr;
}

#headerSearchInput {
  width: 100%;
  margin: 0 0 1rem;
  padding: 1rem;
  border: 1px solid #999;
  border-radius: 10px;
  font-size: 1.25rem;
  text-transform: uppercase;
  font-family: sans-serif;
  font-weight: 800;
  letter-spacing: .0025rem;
}

#vvcategoryFilter {
  padding: 0 1rem;
}

#vvcategoryList {
  display: flex;
  flex-wrap: wrap;
  gap: .25rem;
}

#vvcategoryFilter input[type="checkbox"] {
  display: none;
}

#vvcategoryFilter label {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  margin: 0;
  padding: .5rem 1rem;
  border: 1px solid #ccc;
  border-radius: 5px;
  background-color: #fff;
  color: #666;
  cursor: pointer;
  transition: all .3s ease;
  font-size: .8rem;
}

#vvcategoryFilter label::before {
  content: "●";
  display: inline-block;
  width: .8rem;
  color: #454545;
  font-size: .9rem;
  font-weight: 700;
  line-height: 1;
  transition: color .3s ease;
}

#vvcategoryFilter label:hover,
#vvcategoryFilter label:has(input[type="checkbox"]:checked) {
  background-color: #174f9e;
  color: #fff;
}

#vvcategoryFilter label:hover::before,
#vvcategoryFilter label:has(input[type="checkbox"]:checked)::before {
  color: #fff;
}

.sibobot {
  max-width: calc(100% - 2rem);
  margin: 1rem 0;
}

.kensakubot {
  color: #fff !important;
  background: #174f9e !important;
  padding: .3rem !important;
  display: inline-block;
  min-width: 120px;
  margin: 1rem .5rem 0 0 !important;
  border: .5px solid #174f9e;
  border-radius: 1rem;
  line-height: 1.45rem;
  font-size: .8rem !important;
  font-weight: 700 !important;
  letter-spacing: .005rem;
  text-align: center !important;
  text-decoration: none;
  transition: .5s all !important;
  white-space: normal !important;
}

.search-form .allclear {
  display: none !important;
  margin: 1rem 0 !important;
  padding: .3rem 1.5rem !important;
  border: .5px solid #174f9e;
  border-radius: 1rem;
  color: #174f9e !important;
  font-size: .75rem !important;
  font-weight: 400 !important;
  line-height: 1.45rem;
  text-align: center !important;
  text-decoration: none;
  transition: .5s all !important;
  white-space: normal !important;
}

.search-form .allclear.is-visible {
  display: inline-block !important;
}

.utility-submenu {
  position: absolute;
  right: 0;
  top: 100%;
  width: min(50vw, 620px);
  min-width: 420px;
  max-width: calc(100vw - 24px);
  transform: translateY(12px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .18s ease, transform .22s ease, visibility .18s ease;
  z-index: 60;
}

.utility-submenu::before {
  content: "";
  position: absolute;
  right: 0;
  top: -18px;
  width: 88px;
  height: 18px;
}

.has-submenu:hover>.utility-submenu,
.has-submenu:focus-within>.utility-submenu,
.has-submenu.is-open>.utility-submenu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.utility-panel {
  border: 0;
  background: var(--surface);
  box-shadow: var(--submenu-shadow);
  overflow-x: hidden;
  overflow-y: auto;
  max-height: calc(100dvh - var(--header-h) - 16px);
  overscroll-behavior: contain;
}

.utility-grid {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
}

/* カートメニュー用: myKIKUSUIのようなロゴ欄(.utility-lead)を持たない、ボタンだけのシンプル版 */
.utility-grid--simple {
  grid-template-columns: minmax(0, 1fr);
}

.utility-lead,
.utility-links {
  padding: 28px;
}

.utility-lead {
  display: flex;
  align-items: center;
  background: var(--surface-soft);
  border-right: 1px solid var(--line);
}

.utility-links {
  display: grid;
  align-content: center;
  gap: 14px;
}

.mykiku-buttons {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

/* カートメニュー用: 「WEBかんたん見積リスト」のように長い文言があるため1列に積む */
.mykiku-buttons--single {
  grid-template-columns: 1fr;
}

.mykiku-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 18px;
  border: 1px solid var(--accent);
  color: var(--accent);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .02em;
  transition: background .18s ease, color .18s ease;
}

.mykiku-button:hover,
.mykiku-button:focus-visible {
  background: var(--accent);
  color: #fff;
  outline: none;
}

.mykiku-note {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.mobile-toggle {
  display: none;
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text);
  width: 24px;
  height: 24px;
  padding: 0;
  cursor: pointer;
  position: relative;
  opacity: .7;
  transition: opacity .2s ease;
}

.mobile-toggle:hover,
.mobile-toggle:focus-visible,
.mobile-toggle.is-open {
  opacity: .9;
}

/* 旧デザインの三本線(<span>+::before/::after)。日本語以外の新ヘッダーが使っているので元の値のまま残す */
.mobile-toggle span,
.mobile-toggle::before,
.mobile-toggle::after {
  content: "";
  position: absolute;
  left: 3px;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform .2s ease, opacity .2s ease;
}

.mobile-toggle span {
  top: 11px;
}

.mobile-toggle::before {
  top: 5px;
}

.mobile-toggle::after {
  top: 17px;
}

.mobile-toggle.is-open span {
  opacity: 0;
}

.mobile-toggle.is-open::before {
  top: 11px;
  transform: rotate(45deg);
}

.mobile-toggle.is-open::after {
  top: 11px;
  transform: rotate(-45deg);
}

/*
 * 日本語版(.mobile-toggle--iconoir): 閉じている間はIconoirの三本線SVG(.mobile-toggle__icon)。
 * 開いた(.is-open)ときはSVGを消し、::before/::afterの2本の線を回転させて✕を描く。
 * 線の太さ1.5px・中央の高さ(SVGの y=12 の線と同じ 11.25〜12.75px)をSVGに合わせている。
 */
.mobile-toggle--iconoir .mobile-toggle__icon {
  display: block;
  width: 24px;
  height: 24px;
  transition: opacity .15s ease;
}

.mobile-toggle--iconoir.is-open .mobile-toggle__icon {
  opacity: 0;
}

.mobile-toggle--iconoir::before,
.mobile-toggle--iconoir::after {
  left: 2px;
  top: 11.25px;
  width: 20px;
  height: 1.5px;
  opacity: 0;
}

.mobile-toggle--iconoir.is-open::before,
.mobile-toggle--iconoir.is-open::after {
  top: 11.25px;
  opacity: 1;
}

.submenu {
  position: absolute;
  left: 0;
  top: 100%;
  width: 100%;
  transform: translateY(12px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .18s ease, transform .22s ease, visibility .18s ease;
  z-index: 40;
}

.submenu::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -18px;
  height: 18px;
}

/* TEST click-to-open: removed :hover and :focus-within — revert by adding them back */
.nav-item.is-open>.submenu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.submenu-panel {
  overflow-x: hidden;
  overflow-y: auto;
  max-height: calc(100dvh - var(--header-h) - 16px);
  overscroll-behavior: contain;
  border: 0;
  background: var(--surface);
  box-shadow: var(--submenu-shadow);
}

.submenu-grid {
  display: grid;
  grid-template-columns: var(--lead-w) minmax(0, 1fr);
  min-height: 280px;
}

.submenu-col {
  padding: 32px 28px;
  background: #fff;
}

.submenu-col+.submenu-col {
  border-left: 1px solid var(--line);
}

.submenu-label,
.submenu-title {
  margin: 0;
  font-size: 18.40545px;
  line-height: 1.25;
  letter-spacing: .00721rem;
}

.utility-lead .submenu-title {
  display: flex;
  align-items: center;
  width: 100%;
}

img.mykikusuilogo {
  display: block;
  width: auto;
  height: auto;
  max-width: min(100%, 180px);
}

.submenu-label {
  color: #434343;
  position: relative;
  display: inline-block;
  font-family: "IBM Plex Sans JP", sans-serif;
  font-weight: 500 !important;
  font-style: normal;
  padding-bottom: 12px;
}

.submenu-label::before {
  content: "";
  display: block;
  width: 2rem;
  height: 5px;
  position: absolute;
  left: 0;
  bottom: 0;
  background: red;
  transition: width 0.2s ease;
}

a.submenu-label {
  text-decoration: none;
  color: #434343;
  margin-bottom: 8px;
  width: fit-content;
}
a.submenu-label:hover {
  color: #1a1a1a;
}
a.submenu-label:hover::before {
  width: 100%;
}

.submenu-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.submenu-links--single {
  grid-template-columns: 1fr;
  gap: 0;
}

.submenu-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
  align-content: start;
}

.submenu-list--center {
  height: 100%;
  place-content: center;
  justify-items: center;
}

.submenu-col--vcenter {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.submenu-col--vcenter .submenu-links {
  align-items: stretch;
}

.submenu-col--vcenter .submenu-list {
  align-content: center;
}

.submenu-product-group {
  display: grid;
  gap: 10px;
  padding: 2px 16px 8px;
}

/* submenu-list の先頭が product-group のとき、submenu-link の padding-top(10px) + line-height:1.5 の half-leading(~4px) に合わせる */
.submenu-list>.submenu-product-group:first-child {
  padding-top: 10px;
}

.submenu-product-group--compact {
  gap: 0;
  padding: 0;
}

.submenu-product-group--secondary {
  margin-left: 1.25rem;
}

.submenu-group-title {
  display: block;
  position: relative;
  min-height: 2px;
  padding: 10px 16px;
  border: 1px solid transparent;
  color: var(--text);
  background: transparent;
  text-decoration: none;
  overflow: hidden;
  font-size: 15.88942101px;
  line-height: 1.5;
  font-weight: 600;
  transition: color .2s ease;
}

.submenu-group-title .main {
  display: block;
  transition: transform .32s ease;
}

.submenu-group-title::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 50%;
  width: 10px;
  height: 10px;
  background: var(--rs-harrow-img) center/contain no-repeat;
  opacity: 0;
  transform: translate(-12px, -50%);
  transition: opacity .28s ease, transform .32s ease, filter .32s ease;
}

.submenu-group-title::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 0.5px;
  height: 0.5px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .828s ease;
}

.submenu-group-items {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.submenu-group-items a {
  display: block;
  position: relative;
  overflow: hidden;
  padding: 3px 16px 3px 28px;
  color: #4c4c4c;
  text-decoration: none;
  font-size: 12.5px;
  line-height: 1.9;
  font-weight: 500;
}

.submenu-group-items a::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 50%;
  width: 8px;
  height: 8px;
  background: var(--rs-harrow-img) center/contain no-repeat;
  border: none;
  border-radius: 0;
  opacity: 0;
  transform: translate(-10px, -50%);
  transition: opacity .28s ease, transform .32s ease, filter .32s ease;
}

.submenu-group-title:hover,
.submenu-group-title:focus-visible {
  color: var(--text);
  outline: none;
}

.submenu-group-title:hover::before,
.submenu-group-title:focus-visible::before {
  opacity: 1;
  transform: translate(0, -50%);
  filter: brightness(0) saturate(100%) invert(18%) sepia(91%) saturate(5245%) hue-rotate(351deg) brightness(88%) contrast(112%);
}

.submenu-group-title:hover::after,
.submenu-group-title:focus-visible::after {
  transform: scaleX(1);
}

.submenu-group-title:hover .main,
.submenu-group-title:focus-visible .main {
  transform: translateX(16px);
}

.submenu-group-items a:hover,
.submenu-group-items a:focus-visible {
  color: var(--text);
  outline: none;
}

.submenu-group-items a:hover::before,
.submenu-group-items a:focus-visible::before {
  opacity: 1;
  transform: translate(0, -50%);
  filter: brightness(0) saturate(100%) invert(18%) sepia(91%) saturate(5245%) hue-rotate(351deg) brightness(88%) contrast(112%);
}

.submenu-group-cta {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  width: fit-content;
  padding: 0 0 3.5px;
  margin-left: 2.55rem;
  background: transparent;
  color: var(--text);
  text-decoration: none;
  font-size: 10px;
  font-weight: 500;
  line-height: 1;
  border-bottom: dashed 1px #888;
}

/* 電源装置など：中間カテゴリレベル */
.submenu-subcategory {
  padding-top: 5px;
  margin-top: -.5rem;
  padding-bottom: .75rem;
}

/* グループタイトル直下のアイテムリスト：上余白調整 */
.submenu-product-group>.submenu-group-items {
  padding-top: 5px;
  margin-top: -1rem;
}

/* 計測グループなど：展開アイテム */
.submenu-item--more {
  display: none;
}

.submenu-group-items--expandable.is-open .submenu-item--more {
  display: list-item;
}

/* 展開ボタン */
.submenu-expand-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  justify-self: start;
  width: fit-content;
  background: none;
  border: none;
  border-bottom: dashed 1px #888;
  cursor: pointer;
  margin-left: 2.55rem;
  padding: 0 0 6px 0;
  font-size: 10px;
  font-weight: 500;
  line-height: 1;
  color: var(--text);
  transition: border-color .2s ease;
}

.submenu-expand-btn:hover {
  border-bottom-color: crimson;
}

.submenu-expand-btn::after {
  content: "▾";
  display: inline-block;
  transition: transform .2s ease;
}

.submenu-expand-btn.is-open::after {
  transform: rotate(180deg);
}

.submenu-subcategory-title {
  display: block;
  position: relative;
  margin-left: 1.6rem;
  padding: 0 0 2px;
  font-size: 14.5px;
  font-weight: normal;
  color: #333;
  text-decoration: none;
  letter-spacing: .035rem;
  transition: color .2s ease;
  overflow: hidden;
}

.submenu-subcategory-title::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 0.5px;
  background: crimson;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .828s ease;
}

.submenu-subcategory-title:hover,
.submenu-subcategory-title:focus-visible {
  color: crimson;
}

.submenu-subcategory-title:hover::after,
.submenu-subcategory-title:focus-visible::after {
  transform: scaleX(1);
}

.submenu-group-cta:hover,
.submenu-group-cta:focus-visible {
  outline: none;
  border-bottom-color: crimson;
}

.submenu-link {
  display: block;
  position: relative;
  min-height: 42px;
  padding: 10px 16px;
  border: 1px solid transparent;
  color: var(--text);
  background: transparent;
  text-decoration: none;
  overflow: hidden;
  transition: color .2s ease;
}

.submenu-link::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 50%;
  width: 10px;
  height: 10px;
  background: var(--rs-harrow-img) center/contain no-repeat;
  opacity: 0;
  transform: translate(-12px, -50%);
  transition: opacity .28s ease, transform .32s ease, filter .32s ease;
}

.submenu-link::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 0.5px;
  height: 0.5px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .828s ease;
}

.submenu-link:hover,
.submenu-link:focus-visible {
  color: var(--text);
  outline: none;
}

.submenu-link:hover::before,
.submenu-link:focus-visible::before {
  opacity: 1;
  transform: translate(0, -50%);
  filter: brightness(0) saturate(100%) invert(18%) sepia(91%) saturate(5245%) hue-rotate(351deg) brightness(88%) contrast(112%);
}

.submenu-link:hover::after,
.submenu-link:focus-visible::after {
  transform: scaleX(1);
}

.submenu-link .main {
  display: block;
  font-size: 15.88942101px;
  font-weight: 600;
  line-height: 1.5;
  transition: transform .32s ease;
}

.submenu-link:hover .main,
.submenu-link:focus-visible .main {
  transform: translateX(16px);
}

.submenu-link--button {
  border-color: var(--accent);
  border-radius: 6px;
  color: var(--accent);
  padding: 2rem;
  width: fit-content;
}

.submenu-link--button:hover,
.submenu-link--button:focus-visible {
  background: var(--accent);
  color: #fff;
}

.submenu-link--button:hover .main,
.submenu-link--button:focus-visible .main {
  transform: none;
}

.submenu-product-group--compact .submenu-group-title {
  font-weight: normal;
  font-size: 13px;
  padding-bottom: 2px;
}

.submenu-product-group--compact .submenu-group-title::after {
  display: none;
}

.submenu-product-group--toplevel {
  padding: 0;
}

.submenu-product-group--toplevel>.submenu-group-title {
  padding: 10px 16px 12px;
  min-height: 42px;
}

.submenu-inline-row {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 8px;
  min-height: 56px;
  padding: 15px 16px;
  font-size: 12px;
  line-height: 1.6;
  white-space: nowrap;
}

.submenu-inline-row--small {
  font-size: 11px;
  margin-top: -2rem;
}

.submenu-inline-link {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  white-space: nowrap;
}

.submenu-inline-link:hover,
.submenu-inline-link:focus-visible {
  text-decoration: underline;
  outline: none;
}

.submenu-inline-link--external::after {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin: 0 0 0 4px;
  background: var(--rs-outlink-img) center/cover no-repeat;
  vertical-align: middle;
}

.submenu-inline-separator {
  color: var(--muted);
}

.submenu-grid--pickup {
  grid-template-columns: 650px minmax(0, 1fr);
}

.submenu-col.pickup {
  position: relative;
  padding: 0;
  overflow: hidden;
  background: #1a1f2e;
}

.submenu-pickup-link {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  height: 100%;
  min-height: 220px;
  padding: 24px 20px 200px;
  text-decoration: none;
  color: #fff;
  height:92.195vh
}

.submenu-pickup-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.5);
}

.submenu-pickup-eyebrow {
  position: relative;
  z-index: 1;
  margin: 0 0 8px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .6);
}

.submenu-pickup-title {
  position: relative;
  z-index: 1;
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
}

.submenu-pickup-copy {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: 11px;
  line-height: 1.75;
  color: rgba(255, 255, 255, .8);
  display: -webkit-box;
  -webkit-line-clamp: 5;
  line-clamp: 5;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.submenu-pickup-link:hover .submenu-pickup-title {
  text-decoration: underline;
}

.submenu-pickup-title .solspan {
  display: block;
  font-family: "Kanit", sans-serif;
  font-weight: 100;
  font-style: italic;
  color: #fff;
  font-size: 1.1rem;
  line-height: 1.2;
}

.submenu-pickup-title .indti {
  display: block;
  font-family: "Kanit", sans-serif;
  font-weight: 800;
  font-style: normal;
  color: #fff;
  font-size: 2.4rem;
  line-height: 1.1;
}

.submenu-pickup-title .indti-ja {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, .75);
  margin-top: 4px;
}

@media (max-width: 1000px) {
  aside.linktohldngs ul {
    justify-content: flex-end;
    padding-left: 8px;
  }

  .topbar-inner {
    padding: 0 12px;
  }

  .header-inner {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-h);
    padding: 0 12px;
    gap: 12px;
  }

  .header-actions,
  .utility-item,
  .search-item {
    position: static;
  }

  .actions-slot {
    margin-left: auto;
  }

  .menu-slot {
    position: fixed;
    left: 0;
    right: 0;
    top: calc(var(--header-h) + 1px);
    height: calc(100dvh - var(--header-h) - 1px);
    z-index: 51;
    justify-content: stretch;
    max-height: none;
    overflow: hidden;
    overscroll-behavior: contain;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-6px);
    transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
    background: #fff;
    border-bottom: 1px solid var(--line);
  }

  .admin-bar .menu-slot {
    top: calc(var(--header-h) + 32px + 1px);
    height: calc(100dvh - var(--header-h) - 32px - 1px);
  }

  @media (max-width: 782px) {
    .admin-bar .menu-slot {
      top: calc(var(--header-h) + 46px + 1px);
      height: calc(100dvh - var(--header-h) - 46px - 1px);
    }
  }

  .nheader.mobile-open .menu-slot {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav {
    display: none;
  }

  .mobile-drawer {
    display: block;
    width: calc(100vw - 32px);
    height: 100%;
    margin: 0 auto;
    overflow: hidden;
    background: #fff;
  }

  .mobile-drawer-track {
    height: 100%;
  }

  .mobile-drawer-panel {
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  .mobile-drawer-list {
    overflow-y: auto;
    flex: 1 1 auto;
    -webkit-overflow-scrolling: touch;
  }

  .search-form {
    padding: 16px 0 20px;
  }

  .sfiltering {
    width: calc(100vw - 32px);
  }

  #headerSearchInput {
    font-size: 1rem;
  }

  .nav-item {
    display: block;
  }

  .nav-link,
  .nav-button {
    min-height: 54px;
    width: 100%;
    justify-content: space-between;
    padding: 0 4px;
    font-size: 1.4rem;
  }

  .nav-link::after,
  .nav-button::after {
    left: 0;
    right: 0;
  }

  .submenu {
    position: static;
    width: 100%;
    transform: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    display: none;
    margin-top: 0;
  }

  .submenu::before {
    display: none;
  }

  .nav-item.is-open>.submenu {
    display: block;
    transform: none;
    margin-top: 8px;
  }

  .nav-item:hover>.submenu,
  .nav-item:focus-within>.submenu {
    transform: none;
  }

  .nav-item:not(.is-open)>.submenu .submenu-panel {
    border-width: 0;
  }

  .submenu-grid {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .submenu-col.lead,
  .submenu-col.pickup {
    display: none;
  }

  .submenu-grid--pickup {
    grid-template-columns: 1fr;
  }

  .utility-lead {
    display: flex;
    justify-content: center;
    padding: 28px 16px 20px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .submenu-col {
    padding: 16px 0 0;
  }

  .submenu-links {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  /* デスクトップ用に.utility-itemへ付けたposition:relativeを解除し、モバイルでは
     従来通り.header-inner(画面幅いっぱい)基準でleft/right:12pxが効くようにする */
  .utility-item {
    position: static;
  }

  .utility-submenu {
    left: 12px;
    right: 12px;
    top: calc(100% + 1px);
    width: auto;
    min-width: 0;
    max-width: none;
    transform: none;
    display: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    margin-top: 0;
  }

  .utility-submenu::before {
    display: none;
  }

  .utility-item.is-open>.utility-submenu {
    display: block;
    transform: none;
    margin-top: 0;
  }

  .has-submenu:hover>.utility-submenu,
  .has-submenu:focus-within>.utility-submenu {
    transform: none;
  }

  .utility-item:not(.is-open)>.utility-submenu .utility-panel {
    border-width: 0;
  }

  .utility-grid,
  .mykiku-buttons {
    grid-template-columns: 1fr;
  }

  .utility-panel {
    border-top: 0;
  }

  .utility-links {
    width: 100%;
    padding: 20px 16px 24px;
    gap: 10px;
  }

  .mykiku-button {
    width: 100%;
    min-height: 48px;
  }

  .submenu-col+.submenu-col {
    border-left: 0;
    border-top: 0;
  }

  .submenu--products .submenu-list {
    gap: 0;
  }

  .submenu--products .submenu-product-group {
    gap: 0;
    padding: 0;
  }

  .submenu--products .submenu-group-title {
    min-height: 42px;
    padding: 10px 16px;
    display: block;
    line-height: 1.5;
  }

  .submenu--products .submenu-group-items,
  .submenu--products .submenu-group-cta {
    display: none;
  }

  .header-actions {
    gap: 10px;
  }

  .mobile-toggle {
    display: inline-flex;
  }
}

@media (max-width: 720px) {
  #vvcategoryFilter {
    padding: 0;
  }

  .sibobot {
    max-width: 100%;
  }
}

/* ─────────────────────────────────────────────────────── */
/* PC Cascade Menu（製品情報 専用）                        */
/* ─────────────────────────────────────────────────────── */

/* モバイルではカスケードUIを非表示（JSデータ源の .submenu-panel を使う） */
.pc-cascade {
  display: none;
}

@media (min-width: 1001px) {

  /*
   * 製品情報サブメニュー: width:100% を維持して全幅の安全地帯を確保
   * （ナビリンク→カスケードへのマウス移動中にメニューが消えないようにする）
   * position/left/width は .submenu から継承（position:absolute; left:0; width:100%）
   */
  .submenu--products {
    background: transparent;
    box-shadow: none;
  }

  /* 旧レイアウト(.submenu-panel)はPCで非表示、モバイルJSのDOMソースとして残す */
  .submenu--products .submenu-panel {
    display: none;
  }

  /* カスケードコンテナ: 全幅 flex — L2 が flex:1 で右端まで伸びる */
  .pc-cascade {
    display: flex;
    align-items: stretch;
    width: 100%;
  }

  /* 各カラム共通 */
  .pc-cascade-col {
    position: relative;
    background: #fff;
    height: calc(100vh - var(--header-h));
    overflow-y: auto;
    overflow-x: hidden;
    overscroll-behavior: contain;
  }

  /*
   * z-index: 左ほど高く（Lead > L0 > L1 > L2）
   * 各カラムの右側 box-shadow が右隣カラムの上に描画され、
   * 階層の深さを立体的なドロップシャドウで表現する
   */
  .pc-cascade-col--lead {
    /*
     * --lead-w: 全サブメニュー共通の lead 幅（.nheader.kf_box で定義）
     * 広いビューポートでは (100vw-1200px)/2 で1200pxコンテナ左端に揃える
     */
    flex-shrink: 0;
    min-width: 0;
    width: max(var(--lead-w), calc((100vw - 1200px) / 2));
    padding: 32px 28px !important;
    z-index: 4;
    /* box-shadow: 5px 0 14px rgba(0, 0, 0, .08); */
    overflow: hidden;
  }

  /* 製品情報・サポート・お問い合わせの見出しの下の「〜一覧 →」。文字はヘッダーのメニュー(.nav-link)と同じ大きさ。
     背景は#174f9eで文字は白、hoverの赤は見出しの下線(.submenu-label::before)と同じ。枠線は透明にして大きさを変えない */
  a.pc-cascade-all-link {
    display: flex;
    align-items: center;
    gap: 8px;
    width: fit-content;
    margin-top: 12px;
    padding: 8px 16px;
    border: 1px solid transparent;
    border-radius: 6px;
    background: #174f9e;
    color: #fff;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: .02em;
    white-space: nowrap;
    text-decoration: none;
    transition: background .18s ease, color .18s ease;
  }

  a.pc-cascade-all-link:hover,
  a.pc-cascade-all-link:focus-visible {
    background: red;
    color: #fff;
    outline: none;
  }

  .pc-cascade-all-link-arrow {
    transition: transform .18s ease;
  }

  a.pc-cascade-all-link:hover .pc-cascade-all-link-arrow,
  a.pc-cascade-all-link:focus-visible .pc-cascade-all-link-arrow {
    transform: translateX(4px);
  }

  .pc-cascade-col--l0 {
    flex-shrink: 0;
    width: 360px;
    padding: 36px 28px;
    z-index: 3;
    box-shadow: 10px 5px 10px rgba(0, 0, 0, 0.05);
    border-left: 1px solid var(--line);
    transition: all .45s ease-in-out
  }

  .pc-cascade-col--l1 {
    flex-shrink: 0;
    width: max-content;
    min-width: 360px;
    padding: 36px 24px;
    z-index: 882;
    transition: margin-left .45s ease-in-out;
  }

  .pc-cascade-col--l1:not([hidden]) {
    box-shadow: 10px 5px 10px rgba(0, 0, 0, 0.05), -5px 5px 10px rgba(0, 0, 0, .05);
    animation: pcCascadeIn .44s ease-out;
  }

  /*
   * L2表示時: L1が左に240pxスライドしてL0に重なる（カード重なり効果）
   * z-index を L0(3) より上にして L1 が L0 の上に重なる
   */
  .pc-cascade.has-l2 .pc-cascade-col--l1 {
    margin-left: -240px;
    z-index: 5;
  }

  .pc-cascade-col--l2 {
    flex: 1;
    min-width: 280px;
    padding: 32px 24px;
    z-index: 985;
    box-shadow: -5px 5px 10px rgba(0, 0, 0, .05);
  }

  .pc-cascade.has-l2 .pc-cascade-col--l0 {
    background: #f8f8f8;
  }

  .pc-cascade-col--l2:not([hidden]) {
    animation: pcCascadeIn .34s ease;
  }

  @keyframes pcCascadeIn {
    from {
      opacity: 0;
      margin-left: -1rem
    }

    to {
      opacity: 1;
      margin-left: 0
    }
  }

  /* リスト */
  .pc-cascade-list {
    list-style: none;
    margin: 0;
    padding: 21px 0;
  }

  /* 各行：ボーダー線なし、パディングで間隔確保 */
  .pc-cascade-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  /* L0/L1 リンク・ラベル — 折り返し禁止 */
  .pc-cascade-item>a,
  .pc-cascade-item>.pc-cascade-label {
    display: block;
    flex: 1;
    padding: 14px 0;
    font-size: 15.88942101px;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
    white-space: nowrap;
    transition: color .15s ease;
    cursor: pointer;
  }

  /* L1 リンク・ラベル: L0 と同じ padding に統一 */

  /* ホバー・アクティブ状態 */
  .pc-cascade-item:hover>a,
  .pc-cascade-item:hover>.pc-cascade-label,
  .pc-cascade-item.is-active>a,
  .pc-cascade-item.is-active>.pc-cascade-label {
    color: var(--accent);
  }

  .pc-cascade-item.is-active {
    background: rgba(0, 0, 0, .02);
    border-radius: 3px;
  }

  /* 終端リンク（chevronなし・テキストのみ）：字下げ + 矢印ホバー */
  .pc-cascade-item:not([data-key])>a:not(.pc-cascade-product) {
    position: relative;
    overflow: hidden;
    padding-left: 0;
    transition: color .15s ease, padding-left .32s ease;
  }

  .pc-cascade-item:not([data-key])>a:not(.pc-cascade-product)::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    width: 8px;
    height: 8px;
    background: var(--rs-harrow-img) center/contain no-repeat;
    opacity: 0;
    transform: translate(-10px, -50%);
    transition: opacity .28s ease, transform .32s ease, filter .32s ease;
  }

  .pc-cascade-item:not([data-key]):hover>a:not(.pc-cascade-product) {
    color: var(--text);
    padding-left: 16px;
  }

  .pc-cascade-item:not([data-key]):hover>a:not(.pc-cascade-product)::before {
    opacity: 1;
    transform: translate(0, -50%);
    filter: brightness(0) saturate(100%) invert(18%) sepia(91%) saturate(5245%) hue-rotate(351deg) brightness(88%) contrast(112%);
  }

  /* 展開矢印 › */
  .pc-cascade-chevron {
    flex-shrink: 0;
    margin-left: 6px;
    font-size: 1.1rem;
    line-height: 1;
    color: #ccc;
    transition: color .15s ease;
  }

  .pc-cascade-item:hover .pc-cascade-chevron,
  .pc-cascade-item.is-active .pc-cascade-chevron {
    color: var(--accent);
  }

  /* 製品カードリスト（L2） */
  .pc-cascade-list--products {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  /* 製品カード */
  .pc-cascade-product {
    display: block;
    position: relative;
    overflow: hidden;
    padding: 10px 8px 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    color: var(--text);
    line-height: 1.35;
    transition: background .15s ease, padding-left .32s ease;
  }

  .pc-cascade-product::before {
    content: "";
    position: absolute;
    left: 8px;
    top: 50%;
    width: 8px;
    height: 8px;
    background: var(--rs-harrow-img) center/contain no-repeat;
    opacity: 0;
    transform: translate(-10px, -50%);
    transition: opacity .28s ease, transform .32s ease, filter .32s ease;
  }

  .pc-cascade-product:hover {
    background: var(--surface);
    padding-left: 28px;
  }

  .pc-cascade-product:hover::before {
    opacity: 1;
    transform: translate(0, -50%);
    filter: brightness(0) saturate(100%) invert(18%) sepia(91%) saturate(5245%) hue-rotate(351deg) brightness(88%) contrast(112%);
  }

  /* 製品の説明文 */
  .pc-cascade-product small {
    display: block;
    font-size: 10.545px;
    font-weight: bold;
    color: darkgrey;
    line-height: 1.4;
    margin-bottom: 2px;
    opacity: .866;
    letter-spacing: .02rem;
  }

  /* モデル番号（L2 は大きめ太字） */
  .pc-cascade-product .skuname {
    font-size: 14px;
    font-weight: 700;
    color: var(--text);
    transition: color .15s ease;
  }

  .pc-cascade-product:hover .skuname {
    color: var(--accent);
  }

  .pw-spec {
    font-weight: normal !important;
    font-size: 12px !important;
    color: #666 !important;
  }

  /* サムネ付き製品カード */
  .pc-cascade-product--thumb {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px 8px 20px;
  }

  .pc-cascade-product--thumb::before {
    top: 50%;
  }

  .pc-cascade-thumb {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    object-fit: contain;
    border-radius: 3px;
    background: var(--surface-soft);
    border: solid #f8f8f8 1px;
    margin-right: .4rem;
  }

  .pc-cascade-product-info {
    flex: 1;
    min-width: 0;
  }

  /* サポートメニュー：フラットリンクセクション（L0下部） */
  .pc-cascade-support-extras {
    margin-top: 12px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
  }

  .pc-cascade-support-extras .submenu-group-items {
    margin-top: 0;
  }

  .pc-cascade-support-extras .submenu-group-items a {
    padding-left: 0.75rem;
  }

  .pc-cascade-support-extras .submenu-group-items a::before {
    left: 0;
  }
}

/* Redstoneヘッダー固定時のモバイルスペーサー
 * nkm.css の margin-top:70px !important を Redstone ヘッダー高(65px)で上書き。
 * breadcrumbs-footer(.uenav) を spacer として使う暫定対応を廃止し、こちらで補正する。
 */
@media (max-width: 1000px) {
  body:has(#siteHeader) div#page {
    margin-top: var(--header-h) !important;
  }

  body.admin-bar:has(#siteHeader) div#page {
    margin-top: calc(var(--header-h) + 46px) !important;
  }

  @media (max-width: 782px) {
    body.admin-bar:has(#siteHeader) div#page {
      margin-top: calc(var(--header-h) + 46px) !important;
    }
  }
}