/* Premium Navigation System */

.premium-nav {
  background: white;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.premium-nav__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.premium-nav__menu {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.premium-nav__brand {
  flex-shrink: 0;
}

.premium-nav__logo {
  display: block;
  line-height: 0;
}

.premium-nav__logo img {
  height: 40px;
  width: auto;
}

.premium-nav__list {
  display: flex;
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 2rem;
}

.premium-nav__item {
  position: relative;
}

.premium-nav__link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  color: #374151;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: 8px;
  transition: all 0.2s ease;
  position: relative;
}

.premium-nav__link:hover {
  color: #009c8e;
  background: rgba(0, 156, 142, 0.05);
}

.premium-nav__link--mega {
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
  font-size: inherit;
  font-weight: inherit;
}

.premium-nav__arrow {
  font-size: 0.7rem;
  transition: transform 0.2s ease;
}

.premium-nav__item--mega:hover .premium-nav__arrow,
.premium-nav__item--mega:focus-within .premium-nav__arrow {
  transform: rotate(180deg);
}

.premium-nav__lang-switcher {
  display: flex;
  align-items: center;
}

.premium-nav__lang-link {
  padding: 0.5rem 0.75rem;
  color: #6b7280;
  text-decoration: none;
  font-size: 0.875rem;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.premium-nav__lang-link:hover {
  color: #009c8e;
  background: rgba(0, 156, 142, 0.05);
}

.premium-nav__cta {
  background: #009c8e;
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(0, 156, 142, 0.3);
}

.premium-nav__cta:hover {
  background: #00857a;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 156, 142, 0.4);
}

/* Mobile Toggle */
.premium-nav__mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  padding: 0.5rem;
  cursor: pointer;
}

.premium-nav__mobile-toggle span {
  width: 24px;
  height: 2px;
  background: #374151;
  transition: all 0.3s ease;
}

.premium-nav__mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.premium-nav__mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.premium-nav__mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Responsive */
@media (max-width: 1024px) {
  .premium-nav__list {
    gap: 1.5rem;
  }

  .premium-nav__link {
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  .premium-nav__menu {
    height: 60px;
  }

  .premium-nav__mobile-toggle {
    display: flex;
  }

  .premium-nav__list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    gap: 0;
    padding: 1rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .premium-nav__list.active {
    max-height: 80vh;
    overflow-y: auto;
  }

  .premium-nav__item {
    width: 100%;
  }

  .premium-nav__link {
    width: 100%;
    padding: 1rem;
    border-radius: 0;
    justify-content: space-between;
  }

  .premium-nav__link:hover {
    background: rgba(0, 156, 142, 0.05);
  }

  .premium-nav__item--lang {
    order: -1;
    border-bottom: 1px solid #e5e7eb;
    margin-bottom: 1rem;
  }

  .premium-nav__item--cta {
    order: 1;
    margin-top: 1rem;
    text-align: center;
  }

  .premium-nav__cta {
    width: 100%;
    text-align: center;
    padding: 1rem;
  }

  .premium-nav__lang-switcher {
    justify-content: center;
    gap: 1rem;
  }

  .premium-nav__logo img {
    height: 32px;
  }
}

/* Focus styles for accessibility */
.premium-nav__link:focus,
.premium-nav__cta:focus,
.premium-nav__mobile-toggle:focus {
  outline: 2px solid #009c8e;
  outline-offset: 2px;
}

/* Smooth scrolling */
.premium-nav {
  transition: transform 0.3s ease;
}

/* Hide when scrolling down, show when scrolling up */
.premium-nav.scrolled-up {
  transform: translateY(0);
}

.premium-nav.scrolled-down {
  transform: translateY(-100%);
}

/* Loading states */
.premium-nav.loading {
  opacity: 0.7;
  pointer-events: none;
}

/* Print styles */
@media print {
  .premium-nav {
    position: static;
    box-shadow: none;
    border-bottom: 1px solid #000;
  }

  .premium-nav__mobile-toggle,
  .premium-nav__item--lang,
  .premium-nav__item--cta {
    display: none;
  }
}