/* ── NAVIGATION BAR STYLES ── */
nav {
  position: fixed; 
  top: 1.25rem; 
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 3rem);
  max-width: 1280px;
  z-index: 1000;
  display: flex; 
  align-items: center; 
  justify-content: space-between;
  padding: 0.85rem 2.5rem;
  background: rgba(18, 18, 18, 0.65);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(197, 160, 89, 0.2);
  border-radius: 40px;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

nav.scrolled {
  top: 0.5rem;
  width: calc(100% - 1.5rem);
  padding: 0.65rem 2rem;
  background: rgba(18, 18, 18, 0.88);
  border-color: rgba(197, 160, 89, 0.35);
  border-radius: 50px;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.45);
}

.nav-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.35rem; 
  letter-spacing: .03em;
  color: var(--white);
  text-decoration: none;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transition: all 0.3s ease;
}

.nav-logo span { 
  color: var(--gold); 
  font-style: italic; 
  font-weight: 400;
}

.nav-logo svg {
  width: 25px;
  height: 30px;
  fill: var(--gold);
  filter: drop-shadow(0 0 4px rgba(197, 160, 89, 0.3));
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), filter 0.3s ease;
}

.nav-logo:hover svg {
  transform: rotate(12deg) scale(1.15);
  filter: drop-shadow(0 0 8px var(--gold));
}

.nav-links { 
  display: flex; 
  gap: 1rem; 
  list-style: none; 
  align-items: center;
}

.nav-links li {
  position: relative;
}

.nav-links a:not(.btn-nav-book) {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none; 
  font-size: 0.75rem; 
  letter-spacing: 0.12em;
  text-transform: uppercase; 
  font-weight: 600;
  padding: 0.55rem 1rem;
  border-radius: 20px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-block;
}

.nav-links a:not(.btn-nav-book):hover { 
  color: var(--gold-light);
  background: rgba(197, 160, 89, 0.08);
}

.nav-links a:not(.btn-nav-book).active { 
  color: var(--gold); 
  background: rgba(197, 160, 89, 0.12);
  border: 1px solid rgba(197, 160, 89, 0.25);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.btn-nav-book {
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  color: var(--ink) !important;
  padding: 0.6rem 1.4rem !important;
  border-radius: 20px;
  font-weight: 750 !important;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
  box-shadow: 0 4px 18px rgba(197, 160, 89, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.2);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.75rem;
  text-decoration: none;
}

.btn-nav-book:hover {
  transform: translateY(-2px) scale(1.02);
  background: linear-gradient(135deg, var(--white), var(--gold-light));
  box-shadow: 0 8px 25px rgba(197, 160, 89, 0.45), 0 0 8px rgba(255, 255, 255, 0.2);
}

.btn-nav-book::after {
  display: none !important;
}

/* ── HAMBURGER NAVIGATION BUTTON ── */
.nav-hamburger {
  display: none; 
  flex-direction: column; 
  gap: 6px;
  cursor: pointer; 
  padding: .5rem; 
  background: none; 
  border: none;
  z-index: 1001; /* Stay on top of mobile menu */
}

.nav-hamburger span {
  display: block; 
  width: 26px; 
  height: 2px;
  background: var(--gold); 
  transition: var(--transition-smooth);
}

.nav-hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); background-color: var(--white); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); background-color: var(--white); }

.mobile-menu {
  display: flex; 
  position: fixed; 
  top: 0; 
  left: 0; 
  right: 0;
  bottom: 0;
  background: rgba(18, 18, 18, 0.98); 
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999; 
  flex-direction: column; 
  justify-content: center;
  align-items: center;
  padding: 2rem;
  gap: 2.2rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: scale(1.04);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-menu.open { 
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: scale(1);
}

/* Each direct child (the 3 links, the book button, the language
   switcher) fades and rises in with a slight stagger once the menu
   is open, instead of appearing all at once. */
.mobile-menu > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), color 0.25s ease;
}

.mobile-menu.open > * { opacity: 1; transform: translateY(0); }
.mobile-menu.open > *:nth-child(1) { transition-delay: 0.06s; }
.mobile-menu.open > *:nth-child(2) { transition-delay: 0.11s; }
.mobile-menu.open > *:nth-child(3) { transition-delay: 0.16s; }
.mobile-menu.open > *:nth-child(4) { transition-delay: 0.21s; }
.mobile-menu.open > *:nth-child(5) { transition-delay: 0.26s; }

.mobile-menu a {
  color: var(--white); 
  text-decoration: none;
  font-size: 1.7rem; 
  font-family: 'Playfair Display', serif;
  letter-spacing: .05em;
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--gold);
}

.mobile-menu .btn-mobile-book {
  background: var(--gold);
  color: var(--ink) !important;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.9rem 2.2rem;
  border-radius: 30px;
  margin-top: 1rem;
  transition: var(--transition-fast);
}

.mobile-menu .btn-mobile-book:hover,
.mobile-menu .btn-mobile-book.active {
  background: var(--white);
  color: var(--ink) !important;
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.25);
}

/* ── LANGUAGE SELECTOR DROPDOWN ── */
.lang-dropdown {
  position: relative;
  display: inline-block;
  margin-right: 0.5rem;
}

.lang-dropdown-btn {
  background: rgba(197, 160, 89, 0.1);
  border: 1px solid rgba(197, 160, 89, 0.4);
  color: var(--gold);
  padding: 0.4rem 0.75rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.lang-dropdown-btn:hover {
  background: rgba(197, 160, 89, 0.2);
  border-color: var(--gold);
  box-shadow: 0 0 12px rgba(197, 160, 89, 0.2);
}

.lang-chevron {
  width: 13px;
  height: 13px;
  fill: currentColor;
  transition: transform 0.3s ease;
}

.lang-dropdown.open .lang-chevron {
  transform: rotate(180deg);
}

.lang-dropdown-content {
  position: absolute;
  left: 0;
  top: calc(100% + 8px);
  background: rgba(28, 22, 14, 0.96);
  border: 1px solid rgba(197, 160, 89, 0.35);
  border-radius: 10px;
  padding: 0.35rem 0;
  min-width: 140px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45), 0 0 20px rgba(197, 160, 89, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px) scale(0.96);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1000;
}

.lang-dropdown-content.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.lang-dropdown-content button {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.8);
  padding: 0.55rem 1rem;
  width: 100%;
  text-align: left;
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 6px;
  margin: 0 0.2rem;
  width: calc(100% - 0.4rem);
}

.lang-dropdown-content button:hover {
  background: rgba(197, 160, 89, 0.15);
  color: var(--gold);
  padding-left: 1.2rem;
}

/* Scrolled Navbar — keep gold tones visible */
nav.scrolled .lang-dropdown-btn {
  background: rgba(197, 160, 89, 0.08);
  border-color: rgba(197, 160, 89, 0.35);
  color: var(--gold);
}

nav.scrolled .lang-dropdown-btn:hover {
  background: rgba(197, 160, 89, 0.18);
  border-color: var(--gold);
}

/* Mobile Language Selector styling */
.mobile-lang-selector {
  display: flex;
  gap: 0.8rem;
  justify-content: center;
  align-items: center;
}

.mobile-lang-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--white);
  padding: 0.45rem 1.1rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 20px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.mobile-lang-btn.active {
  background: var(--gold);
  color: var(--ink);
  border-color: var(--gold);
}