/* ==========================================================================
   VR Celebrations — Navigation (header + navbar + mobile drawer)
   File: assets/css/navigation.css
   ========================================================================== */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: var(--z-header);
  height: var(--header-height);
  background: #3D1A45;
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: height var(--transition-base), box-shadow var(--transition-base);
}

.site-header.is-scrolled {
  height: var(--header-height-scrolled);
  box-shadow: 0 2px 16px rgba(0,0,0,.3);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  height: 100%;
}

/* --------------------------------------------------------------------
   Brand
   -------------------------------------------------------------------- */

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  color: var(--color-text);
}

.brand:hover {
  color: var(--color-text);
}

/* Image logo variant */
.brand--img {
  gap: 0;
}

.brand__logo {
  height: 52px;
  width: auto;
  object-fit: contain;
  border-radius: var(--radius-sm);
  display: block;
  box-shadow: 0 0 0 1.5px rgba(240,177,75,.45), 0 0 12px rgba(240,177,75,.25);
  filter: drop-shadow(0 0 5px rgba(240,177,75,.4));
}

.brand__logo--footer {
  height: 60px;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

.brand__mark svg {
  width: 24px;
  height: 24px;
}

.brand__name {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand__name-top {
  font-size: var(--fs-md);
  font-weight: var(--fw-bold);
  letter-spacing: 0.04em;
}

.brand__name-sub {
  font-size: 0.62rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-primary-dark);
}

/* --------------------------------------------------------------------
   Primary nav
   -------------------------------------------------------------------- */

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.main-nav__list {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 0.4rem + 1vw, 1.5rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.main-nav__link {
  position: relative;
  display: inline-block;
  padding: 0.35rem 0.15rem;
  color: rgba(255,255,255,.88);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
}

.main-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--gradient-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.main-nav__link:hover {
  color: var(--color-primary-light);
}

.main-nav__link:hover::after,
.main-nav__link[aria-current="page"]::after,
.main-nav__link--active::after {
  transform: scaleX(1);
}

.main-nav__link[aria-current="page"],
.main-nav__link--active {
  color: var(--color-primary-light);
  font-weight: var(--fw-semibold);
}

/* Sign In / Sign Out buttons on dark header */
.site-header .btn--outline {
  color: rgba(255,255,255,.75);
  box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.3);
}

.site-header .btn--outline:hover {
  background: rgba(255,255,255,.1);
  color: #fff;
  box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.55);
}

/* --------------------------------------------------------------------
   Mobile toggle (hamburger)
   -------------------------------------------------------------------- */

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: var(--radius-sm);
}

.nav-toggle__bar {
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--color-text);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --------------------------------------------------------------------
   Mobile drawer
   -------------------------------------------------------------------- */

@media (max-width: 991.98px) {

  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    bottom: 0;
    z-index: var(--z-dropdown);
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-md);
    width: min(320px, 86vw);
    padding: var(--space-md);
    background: var(--color-surface);
    border-left: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translateX(100%);
    visibility: hidden;
    transition: transform var(--transition-base), visibility var(--transition-base);
    overflow-y: auto;
  }

  .main-nav.is-open {
    transform: translateX(0);
    visibility: visible;
  }

  .main-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .main-nav__link {
    display: block;
    padding: var(--space-xs) var(--space-2xs);
    border-radius: var(--radius-sm);
    font-size: var(--fs-base);
  }

  .main-nav__link::after {
    display: none;
  }

  .main-nav__link:hover,
  .main-nav__link[aria-current="page"] {
    background: var(--color-primary-soft);
  }

  .main-nav .btn {
    width: 100%;
  }
}

/* Page dim overlay while the drawer is open */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  background: rgba(46, 26, 51, 0.45);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.nav-overlay.is-visible {
  opacity: 1;
  visibility: visible;
  z-index: calc(var(--z-dropdown) - 1);
}

/* --------------------------------------------------------------------
   Breadcrumb / back link
   -------------------------------------------------------------------- */

.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3xs);
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
}

.back-link:hover {
  color: var(--color-text);
}

.back-link svg {
  width: 1em;
  height: 1em;
}

/* --------------------------------------------------------------------
   Footer — override global a { color: var(--color-link) }
   -------------------------------------------------------------------- */

footer a {
  color: #fff !important;
}

footer a:hover {
  color: var(--color-primary-light) !important;
}

footer p {
  color: #fff !important;
}