/*
 * UKIEE 2027 navigation system — v2.0.125
 * One authoritative header/navigation layer. This file is deliberately loaded
 * after all legacy styles so historical header patches cannot alter layout.
 */

:root { --iee-nav-desktop-breakpoint: 1180px; }

.site-header {
  position: sticky !important;
  top: 0 !important;
  z-index: 1200 !important;
  overflow: visible !important;
  background: #fff !important;
  border-bottom: 1px solid rgba(4,42,69,.10) !important;
  box-shadow: none !important;
}
.site-header.is-scrolled { box-shadow: 0 8px 26px rgba(7,31,52,.12) !important; }
body.admin-bar .site-header { top: 32px !important; }

.site-header .site-header__inner {
  box-sizing: border-box !important;
}

/* Desktop: logo/actions on row one, one full-width horizontal text menu on row two. */
@media (min-width: 1180px) {
  .site-header .site-header__inner {
    width: min(calc(100% - 2rem), 1600px) !important;
    max-width: 1600px !important;
    min-height: 0 !important;
    margin-inline: auto !important;
    padding: 8px 0 0 !important;
    display: grid !important;
    grid-template-columns: minmax(210px, 260px) minmax(0, 1fr) !important;
    grid-template-rows: 82px 58px !important;
    align-items: center !important;
    column-gap: 20px !important;
    row-gap: 0 !important;
  }

  .site-branding,
  .site-branding .custom-logo-link,
  .site-branding .site-branding__text {
    grid-column: 1 !important;
    grid-row: 1 !important;
    display: flex !important;
    align-items: center !important;
    min-width: 0 !important;
    width: auto !important;
    height: 78px !important;
    margin: 0 !important;
    padding: 0 !important;
  }
  .site-branding img,
  .site-branding .custom-logo,
  .custom-logo-link img,
  .site-branding__text img {
    display: block !important;
    width: auto !important;
    height: auto !important;
    max-width: 245px !important;
    max-height: 76px !important;
    object-fit: contain !important;
    object-position: left center !important;
  }

  .header-actions {
    grid-column: 2 !important;
    grid-row: 1 !important;
    justify-self: end !important;
    align-self: center !important;
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    width: auto !important;
    min-width: 0 !important;
    margin: 0 !important;
  }
  .header-actions .button {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: auto !important;
    min-width: 0 !important;
    min-height: 40px !important;
    padding: .55rem .82rem !important;
    margin: 0 !important;
    font-size: .72rem !important;
    line-height: 1 !important;
    white-space: nowrap !important;
  }

  .menu-toggle,
  .submenu-toggle {
    display: none !important;
  }

  .primary-nav {
    grid-column: 1 / -1 !important;
    grid-row: 2 !important;
    align-self: stretch !important;
    display: block !important;
    position: relative !important;
    inset: auto !important;
    width: 100% !important;
    min-width: 0 !important;
    height: 58px !important;
    max-height: none !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: visible !important;
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
  }
  .primary-nav > div {
    display: block !important;
    width: 100% !important;
    height: 58px !important;
    min-width: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: visible !important;
  }
  .primary-nav > div > ul,
  .primary-nav ul.menu,
  .primary-nav .menu {
    box-sizing: border-box !important;
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: stretch !important;
    justify-content: center !important;
    gap: clamp(.18rem, .55vw, .72rem) !important;
    width: 100% !important;
    min-width: 0 !important;
    height: 58px !important;
    margin: 0 !important;
    padding: 0 !important;
    list-style: none !important;
    overflow: visible !important;
  }
  .primary-nav > div > ul > li,
  .primary-nav ul.menu > li,
  .primary-nav .menu > li {
    display: block !important;
    position: relative !important;
    flex: 0 0 auto !important;
    width: auto !important;
    min-width: max-content !important;
    height: 58px !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    background: transparent !important;
  }
  .primary-nav > div > ul > li > a,
  .primary-nav ul.menu > li > a,
  .primary-nav .menu > li > a {
    box-sizing: border-box !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: auto !important;
    height: 58px !important;
    min-height: 58px !important;
    margin: 0 !important;
    padding: 0 clamp(.24rem, .42vw, .5rem) !important;
    color: var(--iee-navy) !important;
    background: transparent !important;
    border: 0 !important;
    border-bottom: 3px solid transparent !important;
    border-radius: 0 !important;
    font-size: clamp(.82rem, .78vw, .95rem) !important;
    line-height: 1 !important;
    font-weight: 800 !important;
    letter-spacing: 0 !important;
    text-decoration: none !important;
    text-transform: uppercase !important;
    white-space: nowrap !important;
  }
  .primary-nav > div > ul > li > a:hover,
  .primary-nav > div > ul > li > a:focus-visible,
  .primary-nav > div > ul > li.current-menu-item > a,
  .primary-nav > div > ul > li.current-menu-ancestor > a {
    color: var(--iee-blue) !important;
    background: var(--iee-pale) !important;
    border-bottom-color: var(--iee-accent) !important;
  }
  .primary-nav .menu-item-has-children > a::after {
    content: "▾" !important;
    display: inline-block !important;
    margin-left: .22rem !important;
    font-size: .66rem !important;
    line-height: 1 !important;
    opacity: .72 !important;
  }

  .primary-nav .sub-menu {
    display: block !important;
    position: absolute !important;
    top: 58px !important;
    left: 0 !important;
    width: 290px !important;
    height: auto !important;
    max-height: none !important;
    margin: 0 !important;
    padding: .5rem !important;
    overflow: visible !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transform: translateY(5px) !important;
    background: #fff !important;
    border: 1px solid var(--iee-line) !important;
    border-top: 4px solid var(--iee-accent) !important;
    border-radius: 0 0 10px 10px !important;
    box-shadow: var(--iee-shadow-soft) !important;
    transition: opacity .16s ease, transform .16s ease, visibility .16s ease !important;
    z-index: 1220 !important;
  }
  .primary-nav .sub-menu .sub-menu {
    top: 0 !important;
    left: calc(100% + 8px) !important;
  }
  .primary-nav li:hover > .sub-menu,
  .primary-nav li:focus-within > .sub-menu {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
  }
  .primary-nav .sub-menu li {
    display: block !important;
    width: 100% !important;
    height: auto !important;
    min-height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
  }
  .primary-nav .sub-menu a {
    box-sizing: border-box !important;
    display: flex !important;
    align-items: center !important;
    width: 100% !important;
    min-width: 0 !important;
    height: auto !important;
    min-height: 44px !important;
    padding: .68rem .78rem !important;
    color: var(--iee-navy) !important;
    background: transparent !important;
    border: 0 !important;
    border-radius: 7px !important;
    font-size: .9rem !important;
    line-height: 1.25 !important;
    font-weight: 700 !important;
    letter-spacing: 0 !important;
    text-transform: none !important;
    white-space: normal !important;
  }
  .primary-nav .sub-menu a:hover,
  .primary-nav .sub-menu a:focus-visible {
    background: var(--iee-pale) !important;
    color: var(--iee-blue) !important;
  }
}

/* Slightly tighter desktop spacing without reducing readability. */
@media (min-width: 1180px) and (max-width: 1320px) {
  .site-header .site-header__inner {
    width: calc(100% - 1rem) !important;
  }
  .primary-nav > div > ul,
  .primary-nav ul.menu,
  .primary-nav .menu {
    gap: .12rem !important;
  }
  .primary-nav > div > ul > li > a,
  .primary-nav ul.menu > li > a,
  .primary-nav .menu > li > a {
    padding-inline: .25rem !important;
    font-size: .82rem !important;
  }
}

/* Tablet/mobile: one hamburger system, independently scrollable when fully expanded. */
@media (max-width: 1179px) {
  body.admin-bar .site-header { top: 46px !important; }
  html.iee-nav-open,
  body.iee-nav-open {
    overflow: hidden !important;
    overscroll-behavior: none !important;
  }

  .site-header .site-header__inner {
    width: min(calc(100% - 1.5rem), 1160px) !important;
    min-height: 78px !important;
    margin-inline: auto !important;
    padding: 7px 0 !important;
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) 48px !important;
    grid-template-rows: auto !important;
    align-items: center !important;
    gap: 12px !important;
  }
  .site-branding,
  .site-branding .custom-logo-link,
  .site-branding .site-branding__text {
    display: flex !important;
    align-items: center !important;
    min-width: 0 !important;
    height: 64px !important;
    margin: 0 !important;
  }
  .site-branding img,
  .site-branding .custom-logo,
  .custom-logo-link img,
  .site-branding__text img {
    display: block !important;
    width: auto !important;
    height: auto !important;
    max-width: min(230px, 66vw) !important;
    max-height: 62px !important;
    object-fit: contain !important;
    object-position: left center !important;
  }
  .header-actions { display: none !important; }
  .menu-toggle {
    display: grid !important;
    place-items: center !important;
    justify-self: end !important;
    position: relative !important;
    width: 46px !important;
    height: 46px !important;
    min-width: 46px !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 1px solid rgba(4,42,69,.16) !important;
    border-radius: 9px !important;
    background: var(--iee-navy) !important;
    z-index: 1210 !important;
  }
  .menu-toggle span,
  .menu-toggle::before,
  .menu-toggle::after {
    content: "" !important;
    display: block !important;
    width: 22px !important;
    height: 2px !important;
    margin: 3px auto !important;
    background: #fff !important;
    transition: .2s ease !important;
  }
  .menu-toggle.is-active span { opacity: 0 !important; }
  .menu-toggle.is-active::before { transform: translateY(5px) rotate(45deg) !important; }
  .menu-toggle.is-active::after { transform: translateY(-5px) rotate(-45deg) !important; }

  .primary-nav {
    display: none !important;
    position: fixed !important;
    top: var(--iee-mobile-nav-top, 78px) !important;
    left: 0 !important;
    right: 0 !important;
    bottom: auto !important;
    width: 100% !important;
    height: var(--iee-mobile-nav-height, calc(100dvh - 78px)) !important;
    max-height: none !important;
    margin: 0 !important;
    padding: 12px 16px calc(1.5rem + env(safe-area-inset-bottom, 0px)) !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    overscroll-behavior-y: contain !important;
    -webkit-overflow-scrolling: touch !important;
    touch-action: pan-y !important;
    background: #fff !important;
    border-top: 1px solid rgba(4,42,69,.10) !important;
    box-shadow: 0 18px 34px rgba(0,25,48,.16) !important;
    z-index: 1205 !important;
  }
  .primary-nav.is-open { display: block !important; }
  .primary-nav > div,
  .primary-nav > div > ul,
  .primary-nav ul.menu,
  .primary-nav .menu {
    display: block !important;
    width: 100% !important;
    height: auto !important;
    min-height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: visible !important;
    list-style: none !important;
  }
  .primary-nav .menu > li,
  .primary-nav > div > ul > li {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) 44px !important;
    align-items: center !important;
    width: 100% !important;
    min-height: 54px !important;
    margin: 0 0 8px !important;
    padding: 0 9px !important;
    column-gap: 8px !important;
    border: 1px solid rgba(4,42,69,.12) !important;
    border-radius: 8px !important;
    background: #fff !important;
  }
  .primary-nav .menu > li:not(.menu-item-has-children),
  .primary-nav > div > ul > li:not(.menu-item-has-children) {
    grid-template-columns: 1fr !important;
  }
  .primary-nav > div > ul > li > a,
  .primary-nav ul.menu > li > a,
  .primary-nav .menu > li > a,
  .primary-nav a {
    box-sizing: border-box !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    width: 100% !important;
    min-height: 52px !important;
    height: auto !important;
    margin: 0 !important;
    padding: 10px 4px !important;
    color: var(--iee-navy) !important;
    background: transparent !important;
    border: 0 !important;
    font-size: .98rem !important;
    line-height: 1.3 !important;
    font-weight: 800 !important;
    letter-spacing: 0 !important;
    text-transform: none !important;
    text-decoration: none !important;
    white-space: normal !important;
  }
  .primary-nav .menu-item-has-children > a::after { display: none !important; }
  .submenu-toggle {
    display: grid !important;
    place-items: center !important;
    width: 42px !important;
    height: 42px !important;
    min-width: 42px !important;
    margin: 0 !important;
    padding: 0 !important;
    background: transparent !important;
    color: var(--iee-navy) !important;
    border: 0 !important;
    font-size: 1.2rem !important;
  }
  .primary-nav .sub-menu {
    display: none !important;
    grid-column: 1 / -1 !important;
    position: static !important;
    width: 100% !important;
    height: auto !important;
    max-height: none !important;
    margin: 0 0 8px !important;
    padding: 6px 0 0 12px !important;
    overflow: visible !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
    background: #f4f8fa !important;
    border: 0 !important;
    box-shadow: none !important;
  }
  .primary-nav li.submenu-open > .sub-menu { display: grid !important; gap: 7px !important; }
  .primary-nav .sub-menu li {
    display: block !important;
    width: 100% !important;
    min-height: 48px !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 1px solid rgba(4,42,69,.08) !important;
    border-radius: 7px !important;
    background: #fff !important;
  }
  .primary-nav .sub-menu a {
    display: flex !important;
    align-items: center !important;
    min-height: 48px !important;
    padding: 10px !important;
    font-size: .95rem !important;
    line-height: 1.3 !important;
    font-weight: 700 !important;
  }
}

@media (max-width: 782px) {
  body.admin-bar .site-header { top: 46px !important; }
}