/* 全站導覽：沿用 AI 陪跑頁的白色浮動膠囊，不受深色區塊影響。 */
:root body .site-header,
:root body .global-site-header {
  position: fixed;
  z-index: 100;
  top: 16px;
  right: 0;
  left: 0;
  width: auto;
  padding-inline: 20px;
  border: 0;
  background: transparent;
}

:root body .site-header .nav-shell,
:root body .global-site-header .global-nav-shell {
  display: flex;
  align-items: center;
  width: min(1180px, 100%);
  max-width: 1180px;
  min-height: 78px;
  margin-inline: auto;
  padding: 8px 12px 8px 22px;
  border: 1px solid rgba(255,255,255,.88);
  border-radius: 999px;
  background: rgba(255,255,255,.9);
  box-shadow: 0 12px 38px rgba(29,48,68,.14);
  color: #142b43;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

:root body .site-header .brand,
:root body .site-header .brand span,
:root body .global-site-header .global-brand {
  color: #142b43;
}

:root body .site-header .nav-links,
:root body .global-site-header .global-nav-links {
  gap: 26px;
}

:root body .site-header .nav-links a,
:root body .global-site-header .global-nav-links a {
  color: #536174;
  opacity: 1;
  font-family: "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif;
  font-size: .87rem;
  font-weight: 700;
  white-space: nowrap;
}

:root body .site-header .nav-links a:hover,
:root body .site-header .nav-links a[aria-current="page"],
:root body .global-site-header .global-nav-links a:hover,
:root body .global-site-header .global-nav-links a[aria-current="page"] {
  color: #559eaa;
}

:root body .site-header .nav-links a[aria-current="page"]::after { display: none; }

:root body .site-header .nav-links .nav-cta,
:root body .global-site-header .global-nav-links .global-nav-cta {
  padding: 10px 22px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(110deg,#559eaa,#9d8fae) !important;
  box-shadow: 0 8px 22px rgba(85,158,170,.2);
  color: #fff;
}

:root body .site-header .nav-links .nav-cta:hover,
:root body .global-site-header .global-nav-links .global-nav-cta:hover {
  color: #fff;
  filter: brightness(1.07);
}

:root body .site-header .menu-toggle,
:root body .global-site-header .global-menu-toggle {
  padding: 0;
  border: 1px solid rgba(73,103,126,.2);
  background: rgba(255,255,255,.92);
  color: #142b43;
  font-size: .78rem;
  white-space: nowrap;
}

/* 原本在頁面流中的 ISO／主管頁，改為固定導覽後保留內容起點。 */
body.iso-page:not(.iso-detail-page) { padding-top: 0; }
body.iso-detail-page { padding-top: 94px; }
body.leadership-original-page .mountain-hero { padding-top: 140px; }

@media (max-width: 960px) {
  :root body .site-header,
  :root body .global-site-header {
    top: 10px;
    padding-inline: 12px;
  }

  :root body .site-header .nav-shell,
  :root body .global-site-header .global-nav-shell {
    min-height: 60px;
    padding: 7px 12px 7px 15px;
  }

  :root body .site-header .menu-toggle,
  :root body .global-site-header .global-menu-toggle {
    display: grid;
    flex: 0 0 44px;
    place-items: center;
    width: 44px;
    height: 44px;
  }

  :root body .site-header .nav-links,
  :root body .global-site-header .global-nav-links {
    position: absolute;
    top: 68px;
    right: 12px;
    left: 12px;
    display: none;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    border: 1px solid rgba(255,255,255,.9);
    border-radius: 22px;
    background: rgba(255,255,255,.98);
    box-shadow: 0 18px 54px rgba(48,83,107,.18);
  }

  :root body .site-header .nav-links.open,
  :root body .global-site-header .global-nav-links.is-open { display: flex; }

  :root body .site-header .nav-links a,
  :root body .global-site-header .global-nav-links a { padding: 11px 14px; }

  :root body .site-header .nav-links .nav-cta,
  :root body .global-site-header .global-nav-links .global-nav-cta {
    margin-top: 6px;
    text-align: center;
  }

  body.iso-page:not(.iso-detail-page) { padding-top: 0; }
  body.iso-detail-page { padding-top: 82px; }
  body.leadership-original-page .mountain-hero { padding-top: 230px; }
}

@media (max-width: 480px) {
  body.leadership-original-page .mountain-hero { padding-top: 210px; }
}