.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: rgba(255,255,255,0.98);
  border-bottom: 1px solid rgba(201,169,110,0.15);
  box-shadow: 0 1px 20px rgba(0,0,0,0.08);
}

.site-header.dark-header {
  background: rgba(26,26,26,0.92);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.site-header.dark-header.scrolled {
  background: rgba(26,26,26,0.98);
  border-bottom: 1px solid rgba(201,169,110,0.15);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
  height: var(--nav-height);
}

.header-logo {
  display: flex;
  align-items: center;
}

.logo-img {
  max-height: 56px;
  width: auto;
  transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), filter 0.3s ease;
}

.logo-img:hover {
  transform: scale(1.04);
}

.site-header.dark-header .logo-img {
  filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.2)) drop-shadow(0 1px 8px rgba(201, 169, 110, 0.45));
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-dark);
  letter-spacing: -0.3px;
}

.site-header.dark-header .logo-text {
  color: var(--color-white);
}

.header-nav .nav-menu {
  display: flex;
  align-items: center;
  gap: 2px;
}

.header-nav .nav-menu li {
  position: relative;
}

.header-nav .nav-menu > li > a {
  display: block;
  padding: 0.5rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition);
  border-radius: 6px;
}

.header-nav .nav-menu > li > a:hover {
  color: var(--color-primary);
  background: rgba(201,169,110,0.06);
}

.site-header.dark-header .nav-menu > li > a {
  color: rgba(255,255,255,0.8);
}

.site-header.dark-header .nav-menu > li > a:hover {
  color: var(--color-primary);
  background: rgba(201,169,110,0.1);
}

.header-nav .nav-menu .current-menu-item > a {
  color: var(--color-primary);
}

/* Dropdown */
.header-nav .nav-menu li.menu-item-has-children > a::after {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  margin-left: 5px;
  margin-bottom: 2px;
  transition: transform var(--transition);
}

.header-nav .nav-menu .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--color-white);
  border-radius: 12px;
  padding: 0.5rem;
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: all var(--transition);
  border: 1px solid var(--color-border);
}

.header-nav .nav-menu li:hover > .sub-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.header-nav .nav-menu .sub-menu a {
  padding: 0.6rem 0.8rem;
  font-size: 0.85rem;
  border-radius: 8px;
  color: var(--color-text);
}

.header-nav .nav-menu .sub-menu a:hover {
  background: rgba(201,169,110,0.08);
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
}

.lang-switcher-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-light);
  border: 2px solid var(--color-border);
  border-radius: 50%;
  transition: all var(--transition);
  text-decoration: none !important;
}

.lang-switcher-item.active,
.lang-switcher-item:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: rgba(201,169,110,0.06);
}

.site-header.dark-header .lang-switcher-item {
  color: rgba(255,255,255,0.5);
  border-color: rgba(255,255,255,0.2);
}

.site-header.dark-header .lang-switcher-item.active,
.site-header.dark-header .lang-switcher-item:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: rgba(201,169,110,0.12);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 12px;
  gap: 5px;
}

.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-dark);
  border-radius: 3px;
  transition: all var(--transition);
}

.site-header.dark-header .hamburger-line {
  background: var(--color-white);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.btn-header-cta {
  padding: 0.5rem 1.1rem;
  font-size: 0.8rem;
  letter-spacing: 0.3px;
}



/* Header CTA hover */
.dark-header .btn-header-cta {
  background: var(--color-primary);
  color: var(--color-dark);
}

@media (max-width: 1024px) {
  .mobile-menu-toggle {
    display: flex;
  }

  .header-nav {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-white);
    box-shadow: 0 16px 48px rgba(0,0,0,0.15);
    padding: var(--spacing-sm) var(--spacing-md);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    max-height: calc(100vh - var(--nav-height));
    overflow-y: auto;
  }

  .site-header.dark-header .header-nav {
    background: var(--color-dark-2);
    border: 1px solid rgba(255,255,255,0.08);
  }

  .header-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .header-nav .nav-menu {
    flex-direction: column;
    gap: 0;
  }

  .header-nav .nav-menu li {
    width: 100%;
  }

  .header-nav .nav-menu a {
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--color-border);
    width: 100%;
    font-size: 0.9rem;
  }

  .header-nav .nav-menu li:last-child a {
    border-bottom: none;
  }

  .header-nav .nav-menu .sub-menu {
    position: static;
    box-shadow: none;
    border: none;
    padding: 0 0 0 1rem;
    opacity: 1;
    pointer-events: auto;
    transform: none;
    background: transparent;
    border-radius: 0;
  }

  .site-header.dark-header .header-nav .nav-menu a {
    border-color: rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.8);
  }

  .header-actions .btn-header-cta {
    display: none;
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .header-actions .lang-switcher {
    display: flex;
  }

  .header-actions .btn-header-cta {
    display: none;
  }

  .header-nav .btn-mobile-cta {
    display: flex;
    margin-top: var(--spacing-sm);
    width: 100%;
    justify-content: center;
  }
}

@media (min-width: 1025px) {
  .btn-mobile-cta { display: none; }
}

@media (max-width: 480px) {
  .lang-switcher-item {
    width: 34px;
    height: 34px;
    font-size: 0.65rem;
  }
  .header-actions { gap: 4px; }
}