/* GKN 2.0 canonical navigation · 2026-08-04
   Global Management and Global Compliance can adopt this file after their page work is merged. */

.gk-topbar {
  grid-template-columns: minmax(220px, 0.72fr) minmax(720px, 1.9fr) auto;
  gap: clamp(12px, 1.35vw, 24px);
  width: min(calc(100% - 32px), 1720px);
}

.gk-brand {
  gap: 11px;
}

.gk-brand > img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.gk-brand small {
  font-size: 9px;
  letter-spacing: 0.13em;
  text-transform: none;
}

.gk-brand strong {
  margin-top: 4px;
  font-size: 19px;
  white-space: nowrap;
}

.gk-nav {
  justify-content: space-between;
  gap: 1px;
}

.gk-nav a {
  min-width: 0;
  padding: 9px clamp(7px, 0.62vw, 12px);
}

.gk-nav span {
  font-size: 11.5px;
}

.gk-nav small {
  font-size: 8.5px;
  line-height: 1.35;
}

@media (min-width: 1181px) and (max-width: 1380px) {
  .gk-topbar {
    grid-template-columns: minmax(200px, 0.68fr) minmax(650px, 1.9fr) auto;
    gap: 10px;
  }

  .gk-brand img { width: 40px; height: 40px; }

  .gk-brand small {
    font-size: 8px;
  }

  .gk-brand strong {
    font-size: 17px;
  }

  .gk-nav a {
    padding-inline: 6px;
  }

  .gk-nav span {
    font-size: 10.5px;
  }

  .gk-nav small {
    font-size: 7.5px;
  }
}

@media (max-width: 1180px) {
  .gk-topbar {
    grid-template-columns: minmax(0, 1fr) auto auto;
  }

  .gk-nav.is-open small {
    white-space: normal;
  }
}

@media (max-width: 640px) {
  .gk-brand > img { width: 36px; height: 36px; }

  .gk-brand strong {
    font-size: 16px;
  }

  .gk-brand small {
    font-size: 7px;
  }
}

/* V2 · Global Knowledge is the canonical 2.0 navigation shell. */
:root {
  --gkn-nav-gutter: clamp(24px, 4vw, 88px);
  --gkn-page-frame: min(calc(100% - (var(--gkn-nav-gutter) * 2)), 1760px);
  --gkn-nav-line: var(--gkn-color-nav-border);
  --gkn-nav-paper: var(--gkn-color-nav-background);
  --gkn-nav-ink: var(--gkn-color-nav-text);
  --gkn-nav-muted: var(--gkn-color-nav-muted);
  --gkn-nav-soft: var(--gkn-color-nav-soft);
  --gkn-nav-gold: var(--gkn-color-nav-accent);
}

@media (min-width: 1181px) {
  html .gk-shell > .gk-topbar,
  html .gm-shell > .gk-topbar,
  html .gc-shell > .gk-topbar,
  html .ga-shell > .gk-topbar {
    position: sticky;
    z-index: 100;
    top: 0;
    display: grid;
    width: var(--gkn-page-frame);
    min-height: 76px;
    grid-template-columns: minmax(220px, 0.72fr) minmax(720px, 1.9fr) auto;
    align-items: center;
    gap: clamp(12px, 1.35vw, 24px);
    margin: 0 auto;
    padding: 10px clamp(18px, 2vw, 34px);
    border: 0;
    border-bottom: 1px solid var(--gkn-nav-line);
    border-radius: 0;
    background: var(--gkn-nav-paper);
    box-shadow: none;
    backdrop-filter: none;
  }

  html .gk-shell > .gk-topbar::after,
  html .gm-shell > .gk-topbar::after,
  html .gc-shell > .gk-topbar::after,
  html .ga-shell > .gk-topbar::after {
    position: absolute;
    right: auto;
    bottom: -1px;
    left: 18px;
    width: 112px;
    height: 1px;
    content: "";
    background: var(--gkn-nav-gold);
  }

  .gk-topbar .gk-brand {
    display: inline-flex;
    width: auto;
    min-width: 0;
    align-self: auto;
    align-items: center;
    gap: 11px;
    padding: 0;
    border: 0;
  }

  .gk-topbar .gk-brand img {
    width: 42px;
    height: 42px;
    object-fit: contain;
  }

  .gk-topbar .gk-brand span {
    display: grid;
    min-width: 0;
    gap: 0;
    line-height: 1.15;
  }

  .gk-topbar .gk-brand small {
    overflow: hidden;
    color: var(--gkn-nav-gold);
    font-size: var(--gkn-font-size-2xs);
    font-weight: var(--gkn-font-weight-bold);
    letter-spacing: 0.13em;
    text-overflow: ellipsis;
    text-transform: none;
    white-space: nowrap;
  }

  .gk-topbar .gk-brand strong {
    margin-top: 4px;
    color: var(--gkn-nav-ink);
    font-size: 19px;
    font-weight: var(--gkn-font-weight-bold);
    letter-spacing: -0.02em;
    white-space: nowrap;
  }

  .gk-topbar .gk-nav {
    position: static;
    display: flex;
    min-width: 0;
    align-self: auto;
    align-items: stretch;
    justify-content: space-between;
    gap: 1px;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
  }

  .gk-topbar .gk-nav a {
    position: relative;
    display: grid;
    min-width: 0;
    place-content: initial;
    gap: 1px;
    padding: 9px clamp(7px, 0.62vw, 12px);
    color: var(--gkn-nav-muted);
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
  }

  .gk-topbar .gk-nav a::after {
    right: 14px;
    bottom: 1px;
    left: 14px;
    height: 1px;
    background: var(--gkn-nav-gold);
  }

  .gk-topbar .gk-nav a > span {
    font-size: var(--gkn-font-size-nav-primary);
    font-weight: var(--gkn-font-weight-semibold);
    letter-spacing: 0.01em;
  }

  .gk-topbar .gk-nav a small {
    display: inline;
    color: var(--gkn-nav-soft);
    font-size: var(--gkn-font-size-nav-secondary);
    line-height: 1.35;
  }

  .gk-topbar .gk-account {
    position: static;
    display: flex;
    align-items: center;
    justify-self: end;
    gap: var(--gkn-gap-sm);
  }

  .gk-topbar .gk-button {
    display: inline-flex;
    min-height: var(--gkn-button-height);
    align-items: center;
    justify-content: center;
    padding: 9px var(--gkn-button-padding-inline);
    border: 1px solid var(--gkn-nav-line);
    border-radius: var(--gkn-button-radius);
    background: transparent;
    color: var(--gkn-nav-ink);
    box-shadow: none;
    font-size: var(--gkn-font-size-button);
    font-weight: var(--gkn-font-weight-semibold);
  }

  .gk-topbar .gk-button--solid {
    border-color: var(--gkn-nav-ink);
    background: var(--gkn-nav-ink);
    color: #fff;
  }

  .gk-topbar .gk-nav-toggle {
    display: none;
  }
}

.gk-topbar [data-account-anchor] {
  display: none !important;
}

.gk-topbar .gk-account-menu { position: relative; min-width: 0; }
.gk-topbar .gk-account-menu > summary { display: grid; min-width: 0; max-width: 176px; min-height: 40px; grid-template-columns: 28px minmax(0, 1fr) auto; align-items: center; gap: 8px; padding: 5px 9px 5px 6px; border: 1px solid var(--gkn-nav-line); background: #fffefa; color: var(--gkn-nav-ink); cursor: pointer; list-style: none; }
.gk-topbar .gk-account-menu > summary::-webkit-details-marker { display: none; }
.gk-topbar .gk-account-avatar { display: grid; width: 28px; height: 28px; place-items: center; flex: none; background: var(--gkn-nav-ink); color: #fff; font-size: 12px; }
.gk-topbar .gk-account-name { overflow: hidden; min-width: 0; text-overflow: ellipsis; white-space: nowrap; }
.gk-topbar .gk-account-menu > summary i { color: var(--gkn-nav-gold); font-style: normal; }
.gk-topbar .gk-account-popover { position: absolute; z-index: 140; top: calc(100% + 8px); right: 0; display: grid; width: 228px; padding: 7px; border: 1px solid var(--gkn-nav-line); background: #fffefa; box-shadow: 0 18px 44px rgba(20,47,40,.14); }
.gk-topbar .gk-account-popover a { display: grid; gap: 3px; padding: 10px; color: var(--gkn-nav-ink); text-decoration: none; }
.gk-topbar .gk-account-popover a:hover { background: var(--gkn-nav-paper); }
.gk-topbar .gk-account-popover small { color: var(--gkn-nav-muted); font-size: 10px; }

@media (min-width: 1181px) and (max-width: 1380px) {
  html .gk-shell > .gk-topbar,
  html .gm-shell > .gk-topbar,
  html .gc-shell > .gk-topbar,
  html .ga-shell > .gk-topbar {
    grid-template-columns: minmax(200px, 0.68fr) minmax(650px, 1.9fr) auto;
    gap: 10px;
  }

  .gk-topbar .gk-brand img { width: 38px; height: 38px; }
  .gk-topbar .gk-brand small { font-size: 8px; }
  .gk-topbar .gk-brand strong { font-size: 17px; }
  .gk-topbar .gk-nav a { padding-inline: 6px; }
  .gk-topbar .gk-nav a > span { font-size: 10.5px; }
  .gk-topbar .gk-nav a small { font-size: 7.5px; }
}

@media (max-width: 1180px) and (min-width: 901px) {
  html .gk-shell > .gk-topbar,
  html .gm-shell > .gk-topbar,
  html .gc-shell > .gk-topbar,
  html .ga-shell > .gk-topbar {
    width: min(calc(100% - (var(--gkn-nav-gutter) * 2)), 1760px);
    grid-template-columns: 220px minmax(0, 1fr) auto;
    gap: 14px;
  }

  .gk-topbar .gk-nav {
    position: static;
    display: flex;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
  }

  .gk-topbar .gk-nav a { padding-inline: 8px; }
  .gk-topbar .gk-nav small { display: none; }
  .gk-topbar .gk-nav-toggle { display: none; }
}

@media (max-width: 900px) {
  html .gk-shell > .gk-topbar,
  html .gm-shell > .gk-topbar,
  html .gc-shell > .gk-topbar,
  html .ga-shell > .gk-topbar {
    grid-template-columns: minmax(0, 1fr) auto auto;
    width: 100%;
    min-height: 68px;
    gap: 10px;
    margin: 0;
    padding: 8px 14px;
    border-width: 0 0 1px;
    border-radius: 0;
    background: var(--gkn-nav-paper);
  }

  .gk-topbar .gk-nav-toggle {
    position: relative;
    display: grid;
    width: 40px;
    height: 40px;
    place-items: center;
    border: 1px solid var(--gkn-nav-line);
    border-radius: var(--gkn-radius-control);
    background: transparent;
  }

  .gk-topbar .gk-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: none;
    padding: 12px;
    border: 1px solid var(--gkn-nav-line);
    border-radius: 0;
    background: rgba(250, 250, 246, 0.99);
    box-shadow: 0 20px 60px rgba(23, 51, 39, 0.14);
  }

  .gk-topbar .gk-nav.is-open { display: grid; grid-template-columns: 1fr; }
  .gk-topbar .gk-nav a { grid-template-columns: 1fr auto; min-height: 0; padding: 10px; text-align: left; }
  .gk-topbar .gk-nav small { display: inline; }
}

@media (max-width: 640px) {
  .gk-topbar .gk-brand img { width: 36px; height: 36px; }
  .gk-topbar .gk-brand small { display: none; }
  .gk-topbar .gk-brand strong { margin: 0; font-size: 17px; }
  .gk-topbar .gk-account .gk-button--quiet { display: none; }
  .gk-topbar .gk-account .gk-button { min-height: var(--gkn-button-height-compact); padding: 7px var(--gkn-button-padding-inline-compact); font-size: var(--gkn-font-size-button-compact); }
}