/* =============================================================================
   EXTRAORDINARY SAFARIS — NAVIGATION
   Centred logo, split nav, unified mega menu, modal CTA
   Vanquish Brand Design
============================================================================= */

/* -------------------------------------------------------------------------
   SITE HEADER
-------------------------------------------------------------------------- */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition:
    background-color var(--duration-slow) var(--ease-out),
    height           var(--duration-slow) var(--ease-out),
    border-color     var(--duration-slow) var(--ease-out);
}

.site-header--transparent {
  background-color: transparent;
  border-bottom: 1px solid transparent;
}

.site-header--scrolled {
  height: var(--nav-height-scrolled);
  background-color: rgba(14, 12, 10, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

/* Darkens when any mega menu is open (even at top of page) */
.site-header--menu-open {
  background-color: rgba(14, 12, 10, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding-x);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-4);
}

/* -------------------------------------------------------------------------
   LOGO
-------------------------------------------------------------------------- */

.site-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  white-space: nowrap;
}

.site-logo__image {
  height: 44px;
  width: auto;
  /* Logo is white on transparent — works on both dark header states.
     If a light header variant is ever added, add: filter: invert(1) */
  transition: height var(--duration-base) var(--ease-out);
}

.site-header--scrolled .site-logo__image {
  height: 34px;
}

.site-logo__text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-light);
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-primary);
}

.site-logo__text span {
  color: var(--color-gold);
}

/* -------------------------------------------------------------------------
   PRIMARY NAV
-------------------------------------------------------------------------- */

.primary-nav {
  display: flex;
  align-items: center;
}

.primary-nav__list {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: nowrap;
}

.primary-nav--left  { justify-content: flex-end; }
.primary-nav--right { justify-content: flex-start; align-items: center; }

.primary-nav--right .nav-cta {
  margin-left: var(--space-5);
  flex-shrink: 0;
}

/* -------------------------------------------------------------------------
   NAV ITEMS & LINKS
-------------------------------------------------------------------------- */

.nav-item {
  position: relative;
  flex-shrink: 0;
}

/* position:static lets fixed mega-menu escape the stacking context */
.nav-item--mega {
  position: static;
}

.nav-link,
.nav-link--btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  text-decoration: none;
  white-space: nowrap;
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--duration-base) var(--ease-out);
}

.nav-link:hover,
.nav-link--btn:hover,
.nav-item--active > .nav-link,
.nav-item--active > .nav-link--btn,
.nav-link--btn[aria-expanded="true"] {
  color: var(--color-text-primary);
}

.nav-link__chevron {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform var(--duration-base) var(--ease-out);
  flex-shrink: 0;
}

.nav-link--btn[aria-expanded="true"] .nav-link__chevron {
  transform: rotate(-135deg) translateY(2px);
}

/* -------------------------------------------------------------------------
   MEGA MENU — unified full-width panel
-------------------------------------------------------------------------- */

.mega-menu {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  z-index: var(--z-dropdown);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-8px);
  transition:
    opacity    var(--duration-base) var(--ease-out),
    visibility var(--duration-base) var(--ease-out),
    transform  var(--duration-base) var(--ease-out);
}

.site-header--scrolled .mega-menu {
  top: var(--nav-height-scrolled);
}

.mega-menu.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
  transform: translateY(0);
}

.mega-menu__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  background-color: rgba(14, 12, 10, 0.97);
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
  /* Tightened padding so 2-row card grid fits inside 80vh without scrolling */
  padding: var(--space-4) var(--space-6) var(--space-4);
}

.mega-menu__inner--compact {
  padding-bottom: var(--space-5);
}

/* -------------------------------------------------------------------------
   MEGA MENU HEADER ROW
-------------------------------------------------------------------------- */

.mega-menu__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.mega-menu__eyebrow {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

.mega-menu__see-all {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gold);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.mega-menu__see-all:hover {
  color: var(--color-text-primary);
}

/* -------------------------------------------------------------------------
   MEGA CARD GRID
-------------------------------------------------------------------------- */

.mega-menu__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.mega-menu__grid--4col {
  grid-template-columns: repeat(4, 1fr);
}

/* -------------------------------------------------------------------------
   MEGA CARD — image variant
-------------------------------------------------------------------------- */

.mega-card {
  display: block;
  text-decoration: none;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-surface-2);
  border: 1px solid var(--color-border);
  transition:
    border-color var(--duration-fast) var(--ease-out),
    transform    var(--duration-base) var(--ease-out);
}

.mega-card:hover {
  border-color: var(--color-border-strong);
}

.mega-card__img-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--color-surface-2);
}

.mega-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--duration-slow) var(--ease-out);
}

.mega-card:hover .mega-card__img {
  transform: scale(1.05);
}

.mega-card__placeholder {
  width: 100%;
  height: 100%;
  background-color: var(--color-surface-3);
}

.mega-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(14, 12, 10, 0.65) 0%,
    rgba(14, 12, 10, 0.10) 50%,
    transparent 100%
  );
  pointer-events: none;
}

.mega-card__body {
  padding: var(--space-2) var(--space-3);
}

.mega-card__name {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  margin-bottom: 3px;
}

.mega-card__sub {
  display: block;
  font-size: 10px;
  color: var(--color-text-tertiary);
  letter-spacing: 0.03em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* -------------------------------------------------------------------------
   MEGA CARD — text-only variant (Our Story)
-------------------------------------------------------------------------- */

.mega-card--text {
  background-color: var(--color-surface-2);
  border-radius: var(--radius-md);
  transition:
    background-color var(--duration-fast) var(--ease-out),
    border-color     var(--duration-fast) var(--ease-out),
    transform        var(--duration-base) var(--ease-out);
}

.mega-card--text:hover {
  background-color: var(--color-surface-3);
}

.mega-card__body--text {
  padding: var(--space-5) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-height: 80px;
}

.mega-card--text .mega-card__name {
  font-size: var(--text-xs);
}

.mega-card--text .mega-card__sub {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  white-space: normal;
  overflow: visible;
  text-overflow: unset;
  text-transform: none;
  letter-spacing: 0;
}

/* -------------------------------------------------------------------------
   NAV CTA BUTTON
-------------------------------------------------------------------------- */

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-parchment);
  background-color: var(--color-ember);
  border: 1px solid var(--color-ember);
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition:
    background-color var(--duration-base) var(--ease-out),
    border-color     var(--duration-base) var(--ease-out);
}

.nav-cta:hover {
  background-color: var(--color-ember-light);
  border-color: var(--color-ember-light);
}

/* -------------------------------------------------------------------------
   MOBILE TOGGLE
-------------------------------------------------------------------------- */

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
  background: none;
  border: none;
  flex-shrink: 0;
}

.nav-toggle__line {
  display: block;
  width: 24px;
  height: 1px;
  background-color: var(--color-text-primary);
  transition:
    transform var(--duration-base) var(--ease-out),
    opacity   var(--duration-base) var(--ease-out);
}

.nav-toggle--open .nav-toggle__line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle--open .nav-toggle__line:nth-child(2) {
  opacity: 0;
}
.nav-toggle--open .nav-toggle__line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* -------------------------------------------------------------------------
   MOBILE NAV
-------------------------------------------------------------------------- */

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background-color: var(--color-ground);
  z-index: calc(var(--z-nav) - 1);
  flex-direction: column;
  padding: calc(var(--nav-height) + var(--space-8)) var(--container-padding-x) var(--space-8);
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-16px);
  transition:
    opacity    var(--duration-slow) var(--ease-out),
    visibility var(--duration-slow) var(--ease-out),
    transform  var(--duration-slow) var(--ease-out);
}

.mobile-nav--open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-nav__link {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--weight-light);
  color: var(--color-text-primary);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  transition: color var(--duration-base) var(--ease-out);
}

.mobile-nav__link:hover {
  color: var(--color-gold);
}

.mobile-nav__cta {
  margin-top: var(--space-8);
}

/* -------------------------------------------------------------------------
   RESPONSIVE — mobile at 1100px
-------------------------------------------------------------------------- */

@media (max-width: 1100px) {
  .site-header__inner {
    grid-template-columns: auto 1fr auto;
    gap: var(--space-4);
  }

  .primary-nav--left,
  .primary-nav--right {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .mobile-nav {
    display: flex;
  }

  .site-header__inner .site-logo {
    justify-content: center;
  }

  .mega-menu {
    display: none !important;
  }
}