/* ============================================================
   GREY'S GIFT LODGE — Navigation Stylesheet
   ============================================================ */

/* ── Site Header ─────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background 0.4s ease, box-shadow 0.4s ease, padding 0.3s ease;
}

.site-header--transparent { background: transparent; }

.site-header--solid,
.site-header.is-scrolled {
  background: var(--color-dark);
  box-shadow: 0 2px 24px rgba(0,0,0,0.35);
}

/* ── Top Bar ─────────────────────────────────────────────────── */
.topbar {
  background: rgba(0, 0, 0, 0.45);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  padding: 0.45rem 0;
  transition: all 0.4s ease;
}

.site-header.is-scrolled .topbar { display: none; }

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar__left {
  display: flex;
  gap: var(--space-lg);
}

.topbar__item {
  display: flex;
  align-items: center;
  gap: 0.38rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color 0.2s;
}

.topbar__item:hover { color: var(--color-gold-light); }

.topbar__item svg {
  width: 12px;
  height: 12px;
  color: var(--color-gold);
  flex-shrink: 0;
}

.topbar__right {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gold-light);
}

/* ── Header Main Row ─────────────────────────────────────────── */
.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 0;
}

/* ── Logo ────────────────────────────────────────────────────── */
.site-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-decoration: none;
  flex-shrink: 0;
  gap: 0;
}

.site-logo__name {
  font-family: var(--font-heading);
  font-size: 1.55rem;
  font-weight: 500;
  color: #fff;
  line-height: 1;
  letter-spacing: 0.03em;
  transition: color 0.2s;
}

.site-logo:hover .site-logo__name { color: var(--color-gold-light); }

.site-logo__tag {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-gold);
  line-height: 1;
  margin-top: 0.32rem;
}

/* ── Primary Navigation ──────────────────────────────────────── */
.primary-nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.26rem;
  padding: 0.5rem 1rem;
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.82);
  text-decoration: none;
  position: relative;
  transition: color 0.2s;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.is-active { color: var(--color-gold-light); }

/* Underline indicator */
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 1rem;
  right: 1rem;
  height: 1px;
  background: var(--color-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.nav-link:hover::after,
.nav-link.is-active::after { transform: scaleX(1); }

/* ── Dropdown Arrow ──────────────────────────────────────────── */
.nav-arrow {
  width: 10px;
  height: 10px;
  flex-shrink: 0;
  transition: transform 0.22s ease;
}

.nav-item--drop:hover .nav-arrow,
.nav-item--drop.is-open .nav-arrow { transform: rotate(180deg); }

/* ── Dropdown Menu ───────────────────────────────────────────── */
.nav-drop {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: var(--color-dark);
  min-width: 210px;
  border-top: 2px solid var(--color-gold);
  box-shadow: 0 10px 35px rgba(0,0,0,0.35);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, visibility 0.22s ease, transform 0.22s ease;
  z-index: 200;
}

.nav-item--drop:hover .nav-drop {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-drop a {
  display: block;
  padding: 0.68rem 1.25rem;
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.07em;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: background 0.2s, color 0.2s, padding-left 0.2s;
  white-space: nowrap;
}

.nav-drop a:last-child { border-bottom: none; }

.nav-drop a:hover {
  color: var(--color-gold-light);
  background: rgba(255,255,255,0.04);
  padding-left: 1.55rem;
}

/* ── Book Now CTA (in nav) ───────────────────────────────────── */
.nav-link--book {
  background: var(--color-gold);
  color: #fff !important;
  border: 1px solid var(--color-gold);
  border-radius: var(--radius);
  margin-left: 0.6rem;
  padding: 0.55rem 1.3rem;
}

.nav-link--book:hover {
  background: var(--color-gold-dark) !important;
  border-color: var(--color-gold-dark) !important;
  color: #fff !important;
}

.nav-link--book::after { display: none; }

/* ── Mobile Hamburger ────────────────────────────────────────── */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px 2px;
  background: none;
  border: none;
  z-index: 1100;
}

.menu-toggle__bar {
  display: block;
  width: 26px;
  height: 1.5px;
  background: rgba(255,255,255,0.9);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ── Mobile Navigation Overlay ──────────────────────────────── */
.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(380px, 100vw);
  background: var(--color-dark);
  z-index: 1080;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 5.5rem 2rem var(--space-xl);
  border-left: 1px solid rgba(255,255,255,0.06);
}

.mobile-nav.is-open { transform: translateX(0); }

.mobile-nav__close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50%;
  color: rgba(255,255,255,0.7);
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 10;
}

.mobile-nav__close:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-gold);
  color: var(--color-gold);
  transform: rotate(90deg);
}

.mobile-nav__close svg {
  width: 20px;
  height: 20px;
}

.mobile-nav__item {
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.mobile-nav__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-nav__link {
  display: block;
  padding: 1.05rem 0;
  font-family: var(--font-heading);
  font-size: 1.45rem;
  color: rgba(255,255,255,0.9);
  text-decoration: none;
  transition: color 0.2s;
  flex: 1;
}

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

.mobile-nav__expand {
  background: none;
  border: none;
  color: var(--color-gold);
  padding: 0.4rem;
  cursor: pointer;
  font-size: 1.4rem;
  line-height: 1;
  transition: transform 0.25s;
  font-family: var(--font-body);
}

.mobile-nav__expand.is-open { transform: rotate(45deg); }

.mobile-nav__sub {
  padding: 0.3rem 0 0.8rem 1rem;
  display: none;
}

.mobile-nav__sub.show { display: block; }

.mobile-nav__sub-link {
  display: block;
  padding: 0.48rem 0;
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  transition: color 0.2s;
}

.mobile-nav__sub-link:hover { color: var(--color-gold-light); }

.mobile-nav__book {
  display: block;
  margin-top: var(--space-lg);
  text-align: center;
  background: var(--color-gold);
  color: #fff;
  padding: 1rem;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: background 0.2s;
}

.mobile-nav__book:hover { background: var(--color-gold-dark); color: #fff; }

/* Overlay backdrop */
.mobile-nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 1070;
  opacity: 0;
  transition: opacity 0.35s;
}

.mobile-nav-backdrop.show {
  display: block;
  opacity: 1;
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .primary-nav { display: none; }
  .menu-toggle { display: flex; }
  .topbar { display: none; }
}

@media (max-width: 600px) {
  .site-logo__name { font-size: 1.2rem; }
  .site-logo__tag { font-size: 0.54rem; }
}