/* Navigation Container */
.navigation-container {
  height: 116px;
  background: var(--color-navigation-background);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  position: relative;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* Navigation Menu Container - Zentriert */
.navigation-menu-container {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  z-index: 10;
}

/* Subtle Transition Overlay */
.navigation-container::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 8px;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.3) 0%,
    rgba(0, 0, 0, 0.1) 50%,
    transparent 100%
  );
  pointer-events: none;
  z-index: 1;
}

/* Respect user's motion preferences */
@media (prefers-reduced-motion: reduce) {
  .navigation-container::after {
    opacity: 0.2;
  }
}

/* Logo */
.navigation-logo {
  height: 102px;
  width: auto;
  display: flex;
  align-items: center;
}

.navigation-logo-image {
  height: 102px;
  width: auto;
  object-fit: contain;
}

/* Navigation Menu */
.navigation-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.navigation-menu-item {
  position: relative;
}

.navigation-menu-link {
  color: var(--color-navigation-text);
  text-decoration: none;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  position: relative;
  overflow: hidden;
}

.navigation-menu-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(255, 255, 255, 0.2) 50%, 
    transparent 100%
  );
  transition: left 0.6s ease;
  z-index: 1;
}

.navigation-menu-link:hover {
  background: rgba(7, 33, 133, 0.1);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 0 8px rgba(7, 33, 133, 0.2);
}

.navigation-menu-link:hover::before {
  left: 100%;
}

.navigation-menu-link:active {
  transform: translateY(0);
  transition: all 0.1s ease;
}

.navigation-menu-link.active {
  background-color: var(--color-navigation-active);
  color: var(--color-text-primary);
}

/* Language Switcher (Legacy) */
.navigation-language-switcher {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  position: absolute;
  right: 120px;
  z-index: 5;
}

.language-flag-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 28px;
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.06));
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 
    0 4px 16px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  position: relative;
  margin: 0 6px;
}

.language-flag-link:hover {
  transform: scale(1.05) translateY(-1px);
  border-color: rgba(255, 255, 255, 0.4);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.08));
  box-shadow: 
    0 8px 24px rgba(0, 0, 0, 0.25),
    0 2px 8px rgba(255, 255, 255, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
}

.language-flag-link.active {
  border-color: var(--color-accent-primary);
  background: linear-gradient(145deg, rgba(7, 33, 133, 0.2), rgba(7, 33, 133, 0.1));
  box-shadow: 
    0 4px 16px rgba(7, 33, 133, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1);
}

.language-flag-link:active {
  transform: scale(0.98) translateY(0px);
  transition: all 0.15s ease;
}

.language-flag {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 6px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  filter: contrast(1.1) saturate(1.2);
}

/* Glass Reflection Overlay */
.language-flag-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, 
    rgba(255, 255, 255, 0.25) 0%,
    rgba(255, 255, 255, 0.05) 30%,
    rgba(255, 255, 255, 0) 70%,
    rgba(0, 0, 0, 0.05) 100%
  );
  border-radius: 6px;
  pointer-events: none;
  z-index: 1;
}

/* Enhanced hover reflection */
.language-flag-link:hover::before {
  background: linear-gradient(135deg, 
    rgba(255, 255, 255, 0.35) 0%,
    rgba(255, 255, 255, 0.08) 30%,
    rgba(255, 255, 255, 0) 70%,
    rgba(0, 0, 0, 0.03) 100%
  );
}

/* Navigation User Section */
.navigation-user {
  display: flex;
  align-items: center;
  gap: 1rem;
  position: absolute;
  right: 1rem;
  z-index: 5;
}

.navigation-user-image {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-accent-primary);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
}

.navigation-user-image:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
}

.navigation-user-placeholder {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--color-accent-primary);
  color: var(--color-background-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  font-weight: bold;
  border: 2px solid var(--color-accent-primary);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
}

.navigation-user-placeholder:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
}

.navigation-logout-button {
  padding: 0.5rem 1rem;
  background: var(--color-accent-secondary);
  color: var(--color-text-primary);
  text-decoration: none;
  border-radius: 8px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  transition: all 0.3s ease;
  border: 1px solid var(--color-accent-secondary);
  white-space: nowrap;
}

.navigation-logout-button:hover {
  background: var(--color-accent-primary);
  border-color: var(--color-accent-primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* Admin Dropdown */
.navigation-admin-dropdown {
  position: relative;
}

.navigation-admin-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--color-background-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: 8px;
  box-shadow: 0 4px 20px var(--color-shadow);
  min-width: 200px;
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  margin-top: 0;
  padding: 0;
  list-style: none;
}

.navigation-admin-dropdown:hover .navigation-admin-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.navigation-admin-menu-item {
  list-style: none;
}

.navigation-admin-menu-link {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--color-text-primary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: background-color 0.3s ease;
  border-bottom: 1px solid var(--color-border-primary);
}

.navigation-admin-menu-link:last-child {
  border-bottom: none;
}

.navigation-admin-menu-link:hover {
  background-color: var(--color-background-tertiary);
}

/* Hamburger Menu */
.navigation-hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 8px;
  transition: background-color 0.3s ease;
  min-width: 48px;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1002;
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.navigation-hamburger:hover {
  background-color: var(--color-navigation-hover);
}

.navigation-hamburger-line {
  width: 20px;
  height: 2px;
  background-color: #ffffff;
  margin: 2px 0;
  transition: all 0.3s ease;
  border-radius: 1px;
}

.navigation-hamburger.active .navigation-hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.navigation-hamburger.active .navigation-hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Navigation Overlay */
.navigation-mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.navigation-mobile-overlay.active {
  opacity: 1;
  visibility: visible;
}

.navigation-mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 300px;
  height: 100%;
  background-color: var(--color-background-secondary);
  z-index: 1001;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  padding: 2rem 0;
  overflow-y: auto;
}

.navigation-mobile-overlay.active .navigation-mobile-menu {
  transform: translateX(0);
}

.navigation-mobile-menu-item {
  list-style: none;
  border-bottom: 1px solid var(--color-border-primary);
}

.navigation-mobile-menu-link {
  display: block;
  padding: 1rem 2rem;
  color: var(--color-text-primary);
  text-decoration: none;
  font-size: var(--font-size-lg);
  transition: background-color 0.3s ease;
}

.navigation-mobile-menu-link:hover {
  background-color: var(--color-background-tertiary);
}

.navigation-mobile-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.navigation-mobile-close::before,
.navigation-mobile-close::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 2px;
  background-color: var(--color-text-primary);
  transform: rotate(45deg);
}

.navigation-mobile-close::after {
  transform: rotate(-45deg);
}

/* Responsive Navigation */
@media (max-width: 900px) {
  .navigation-menu {
    display: none;
  }

  .navigation-hamburger {
    display: flex !important;
  }
  
  .navigation-language-switcher {
    right: 60px;
  }

  .navigation-container {
    padding: 0 1rem;
  }
}

@media (max-width: 768px) {
  .navigation-container {
    padding: 0 0.75rem;
  }

  .navigation-logo {
    height: 80px;
  }

  .navigation-logo-image {
    height: 80px;
  }

  .navigation-user-image {
    width: 40px;
    height: 40px;
  }

  .navigation-logout-button {
    padding: 0.4rem 0.8rem;
    font-size: var(--font-size-xs);
  }
}

@media (max-width: 480px) {
  .navigation-container {
    padding: 0 0.5rem;
  }

  .navigation-logo {
    height: 60px;
  }

  .navigation-logo-image {
    height: 60px;
  }

  .navigation-user {
    gap: 0.5rem;
  }

  .navigation-user-image {
    width: 35px;
    height: 35px;
  }

  .navigation-logout-button {
    padding: 0.3rem 0.6rem;
    font-size: var(--font-size-xs);
  }
}