/* ===== SHARED HEADER / NAV ===== */
/* フローティング・ピル型ヘッダー + SmartHR風トップパネルメニュー */

/* スクロールバー領域を常時確保し、overflow切替時のレイアウトシフト（ボタン位置ずれ）を防ぐ */
html { scrollbar-gutter: stable; }

.site-nav { position: fixed; top: 14px; left: 0; right: 0; z-index: 200; pointer-events: none; }

.nav-row {
  display: flex; align-items: center; gap: 8px;
  width: calc(100% - 32px); max-width: 1360px;
  margin: 0 auto;
  pointer-events: none;
}

.site-nav .wrap {
  pointer-events: auto;
  display: flex; align-items: center; gap: 40px;
  /* ヘッダーのピルはページ個別CSSの .wrap { max-width } を継承させない。
     継承するとページごとに余白（メニューアイコンとの間隔）がずれるため、
     常に nav-row 基準の幅で揃える。 */
  max-width: none;
  flex: 1; height: 68px;
  padding: 0 16px 0 28px;
  background: rgba(255,255,255,.88);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  backdrop-filter: blur(18px) saturate(1.4);
  border: 1px solid rgba(0,0,0,.06);
  border-radius: 9999px;
  box-shadow: 0 8px 30px rgba(20,28,36,.10), 0 2px 8px rgba(20,28,36,.05);
  transition: opacity .3s cubic-bezier(.33,1,.68,1), transform .3s cubic-bezier(.33,1,.68,1);
}

body .page-hero { padding-top: 100px; }

.site-nav .logo { flex: 1; }
.site-nav .logo img { height: 26px; width: auto; display: block; }

.site-nav a.nav-link { color: var(--ink); text-decoration: none; font-size: 14px; font-weight: 400; transition: color .3s, opacity .35s cubic-bezier(.33,1,.68,1), transform .35s cubic-bezier(.33,1,.68,1); position: relative; }
.site-nav a.nav-link::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 1.5px; background: var(--pink); transition: width .3s cubic-bezier(.4,0,.2,1); }
.site-nav a.nav-link:hover { color: var(--pink); }
.site-nav a.nav-link:hover::after { width: 100%; }
.site-nav a.nav-link.current { color: var(--pink); }
.site-nav a.nav-link.current::after { width: 100%; }

.site-nav a.nav-cta { background: var(--ink); color: #fff; padding: 14px 30px; border-radius: 9999px; font-size: 13px; font-weight: 500; text-decoration: none; transition: all .3s cubic-bezier(.4,0,.2,1); box-shadow: 0 2px 12px rgba(36,48,64,.15); flex-shrink: 0; }
.site-nav a.nav-cta:hover { background: #1a2433; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(36,48,64,.25); }

/* メニュー展開時：ピルをフェードアウト。ロゴは position:fixed の専用要素でクロスフェード */
.site-nav .wrap.nav-hidden {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.97);
}

/* 固定ロゴ：ピルと完全同座標に配置し、メニュー開閉時にクロスフェード */
.menu-logo-fixed {
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 1360px;
  height: 68px;
  display: flex;
  align-items: center;
  /* ピルの border:1px + padding-left:28px に合わせて 29px */
  padding-left: 29px;
  box-sizing: border-box;
  z-index: 201;
  pointer-events: none;
  opacity: 0;
  transition: opacity .3s cubic-bezier(.33,1,.68,1);
  background: #fff;
  border-radius: 34px;
  mask-image: radial-gradient(circle at calc(100% - 34px) 34px, transparent 38px, #000 38.5px);
  -webkit-mask-image: radial-gradient(circle at calc(100% - 34px) 34px, transparent 38px, #000 38.5px);
}
.menu-logo-fixed.visible { opacity: 1; }
/* メニュー表示中はロゴ（TOPページへのリンク）だけクリック可能にする */
.menu-logo-fixed.visible a { pointer-events: auto; }
.menu-logo-fixed a { display: inline-flex; }
.menu-logo-fixed img { height: 26px; width: auto; display: block; }

/* STANDALONE MENU BUTTON */
.nav-standalone-btn {
  pointer-events: auto;
  flex-shrink: 0;
  width: 68px; height: 68px; border-radius: 50%;
  background: var(--pink);
  border: none; cursor: pointer;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 5px;
  transition: all .3s cubic-bezier(.4,0,.2,1);
}
.nav-standalone-btn span {
  display: block; width: 22px; height: 2px;
  background: #fff; border-radius: 2px;
  transition: all .3s cubic-bezier(.33,1,.68,1);
}
.nav-standalone-btn:hover { background: var(--pink-dark); transform: scale(1.06); }
.nav-standalone-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-standalone-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-standalone-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* MENU BACKDROP */
.menu-backdrop {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  z-index: 140;
  pointer-events: none;
}
.menu-backdrop.open {
  pointer-events: auto;
}

/* MENU PANEL — nav-row全幅。右上にピンクボタンが収まる凹みノッチを mask-image で表現 */
.mobile-nav {
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 1360px;
  height: auto;
  max-height: calc(100vh - 100px);
  z-index: 150;
  background: #fff;
  border-radius: 34px;
  filter: drop-shadow(0 20px 48px rgba(20,28,36,.12)) drop-shadow(0 2px 8px rgba(20,28,36,.08));
  clip-path: inset(0 0 100% 0 round 34px);
  mask-image: radial-gradient(circle at calc(100% - 34px) 34px, transparent 38px, #000 38.5px);
  -webkit-mask-image: radial-gradient(circle at calc(100% - 34px) 34px, transparent 38px, #000 38.5px);
  visibility: hidden;
  pointer-events: none;
  transition: clip-path .4s cubic-bezier(.33,1,.68,1), visibility .4s;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.mobile-nav.open {
  clip-path: inset(0 0 0% 0 round 34px);
  visibility: visible;
  pointer-events: auto;
}

/* スクロールラッパー — スクロール無効化 */
.mobile-nav-scroll {
  overflow: hidden;
  flex: 1 1 auto;
  min-height: 0;
  max-height: 100%;
  position: relative;
}

.menu-overlay-body {
  position: relative;
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  padding: 80px 48px 48px;
  box-sizing: border-box;
}

/* NAV GRID */
.menu-nav-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 40px;
  margin-bottom: 28px;
}
.menu-col-title {
  display: block;
  font-size: 10px; font-weight: 700; letter-spacing: .22em; text-transform: uppercase;
  color: #D4637E;
  margin-bottom: 16px; padding-bottom: 12px;
  border-bottom: 1px solid #E8ECF0;
}
.menu-page-link {
  display: block; text-decoration: none;
  font-size: 15px; font-weight: 500; color: #243040;
  padding: 4px 0; margin-bottom: 10px;
  transition: color .2s;
}
.menu-page-link:hover { color: #D4637E; }
.menu-section-link {
  display: block; text-decoration: none;
  font-size: 12px; color: #4A5568;
  padding: 3px 0 3px 10px;
  margin-bottom: 3px;
  border-left: 1.5px solid #E8ECF0;
  transition: color .2s, border-color .2s;
}
.menu-section-link:hover { color: #243040; border-color: #D4637E; }

/* GROUP ROW */
.menu-group-row {
  display: flex; flex-direction: row; align-items: center; gap: 12px;
  padding-top: 20px; padding-bottom: 4px;
  border-top: 1px solid #E8ECF0;
}
.menu-group-label {
  font-size: 9px; font-weight: 700; letter-spacing: .22em; text-transform: uppercase;
  color: #4A5568;
}
.menu-group-link {
  display: inline-flex; align-items: center; gap: 8px;
  background: #F7F8FA; border-radius: 9999px;
  border: 1px solid #E8ECF0;
  padding: 8px 16px; text-decoration: none;
  color: #243040; font-size: 12px; font-weight: 500;
  transition: all .3s cubic-bezier(.4,0,.2,1);
}
.menu-group-link:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(0,0,0,.08); }
.menu-group-logo { height: 16px; width: auto; display: block; }
.menu-group-arrow { font-size: 12px; color: #4A5568; transition: transform .2s; }
.menu-group-link:hover .menu-group-arrow { transform: translate(2px,-2px); }

/* モバイル用シンプルメニュー（見出しのみ）のスタイル */
.menu-nav-mobile { display: none; }
.menu-page-link-simple {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  padding: 3px 0;
  text-align: left;
  transition: all .2s;
  border-radius: 12px;
}
.menu-link-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.menu-link-ja {
  font-size: 15px;
  font-weight: 600;
  color: #243040;
  transition: color .2s;
}
.menu-link-en {
  font-size: 11px;
  font-weight: 400;
  color: #D4637E;
  text-transform: uppercase;
  transition: color .2s;
}
.menu-link-arrow {
  font-size: 32px;
  color: #D4637E;
  transition: transform .2s;
}
.menu-page-link-simple:hover .menu-link-ja {
  color: #D4637E;
}
.menu-page-link-simple:hover .menu-link-arrow {
  transform: translateX(4px);
}
.menu-nav-mobile .menu-col:first-child .menu-page-link-simple {
  margin-top: 16px;
}

/* タブレット幅（〜960px）ではインラインのナビ＋CTAがピル内に収まりきらないため、
   ハンバーガーメニューのみ表示する（ロゴ＋ボタンの構成に切り替え）。
   ピル自体のサイズは769px以上ではデスクトップ寸法を維持する。 */
@media (max-width: 960px) {
  .site-nav a.nav-link { display: none; }
  .site-nav a.nav-cta { display: none; }
  /* タブレット・スマホでは詳細メニューを非表示、シンプルメニューを表示 */
  .menu-nav-desktop { display: none; }
  .menu-nav-mobile { display: grid; grid-template-columns: 1fr; gap: 0; }
}

/* MOBILE RESPONSIVE */
@media (max-width: 768px) {
  .site-nav { top: 10px; }
  .nav-row {
    width: calc(100% - 20px);
    gap: 8px;
    max-width: 100%;
  }
  .site-nav .wrap {
    height: 56px;
    padding: 0 12px 0 20px;
    gap: 0;
    width: 100%;
  }
  .site-nav .logo {
    flex: 1;
    display: flex;
    align-items: center;
  }
  .site-nav .logo img {
    height: 24px;
    max-width: 100%;
  }
  .nav-standalone-btn {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
  }
  .nav-standalone-btn span {
    width: 20px;
    height: 2px;
  }
  body .page-hero { padding-top: 86px; }

  .mobile-nav {
    top: 10px;
    width: calc(100% - 20px);
    height: auto;
    max-height: calc(100vh - 90px);
    max-height: calc(100svh - 90px);
    border-radius: 28px;
    clip-path: inset(0 0 100% 0 round 28px);
    mask-image: radial-gradient(circle at calc(100% - 28px) 28px, transparent 31px, #000 31.5px);
    -webkit-mask-image: radial-gradient(circle at calc(100% - 28px) 28px, transparent 31px, #000 31.5px);
  }
  .mobile-nav.open {
    clip-path: inset(0 0 0% 0 round 28px);
  }

  .menu-logo-fixed {
    top: 10px;
    width: calc(100% - 20px);
    height: 56px;
    padding-left: 21px;
    border-radius: 28px;
    mask-image: radial-gradient(circle at calc(100% - 28px) 28px, transparent 31px, #000 31.5px);
    -webkit-mask-image: radial-gradient(circle at calc(100% - 28px) 28px, transparent 31px, #000 31.5px);
  }
  .menu-logo-fixed img {
    height: 24px;
  }

  .menu-overlay-body {
    padding: 70px 24px 40px;
    min-height: auto;
  }
  .menu-group-row {
    flex-wrap: wrap;
    padding-top: 16px;
    gap: 8px;
  }
  .menu-group-link {
    font-size: 11px;
    padding: 6px 12px;
  }
  .menu-nav-mobile {
    gap: 8px;
    margin-bottom: 20px;
  }
  .menu-link-ja {
    font-size: 16px;
  }
  .menu-link-en {
    font-size: 10px;
  }
  .menu-page-link-simple {
    padding: 8px 0;
  }
}

@media (max-width: 480px) {
  .site-nav { top: 8px; }
  .nav-row { width: calc(100% - 16px); }
  .site-nav .wrap {
    height: 52px;
    padding: 0 10px 0 16px;
  }
  .site-nav .logo img { height: 22px; }
  .nav-standalone-btn {
    width: 52px;
    height: 52px;
  }
  .nav-standalone-btn span {
    width: 18px;
  }
  body .page-hero { padding-top: 76px; }

  .mobile-nav {
    top: 8px;
    width: calc(100% - 16px);
    border-radius: 26px;
    clip-path: inset(0 0 100% 0 round 26px);
    mask-image: radial-gradient(circle at calc(100% - 26px) 26px, transparent 29px, #000 29.5px);
    -webkit-mask-image: radial-gradient(circle at calc(100% - 26px) 26px, transparent 29px, #000 29.5px);
  }
  .mobile-nav.open {
    clip-path: inset(0 0 0% 0 round 26px);
  }

  .menu-logo-fixed {
    top: 8px;
    width: calc(100% - 16px);
    height: 52px;
    padding-left: 17px;
    border-radius: 26px;
    mask-image: radial-gradient(circle at calc(100% - 26px) 26px, transparent 29px, #000 29.5px);
    -webkit-mask-image: radial-gradient(circle at calc(100% - 26px) 26px, transparent 29px, #000 29.5px);
  }
  .menu-logo-fixed img { height: 22px; }

  .menu-overlay-body {
    padding: 60px 20px 32px;
  }
  .menu-group-row {
    padding-top: 12px;
  }
  .menu-group-link {
    font-size: 10px;
    padding: 5px 10px;
  }
  .menu-link-ja {
    font-size: 15px;
  }
  .menu-link-en {
    font-size: 9px;
  }
  .menu-page-link-simple {
    padding: 6px 0;
  }
}