.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(0, 0, 0, 0.95);
}

.navbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 5rem;
  padding: 0 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.navbar-logo {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  flex-shrink: 0;
  text-decoration: none;
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin: 0;
  padding: 0;
  list-style: none;
  flex: 1;
  justify-content: center;
}

.navbar-link {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
  text-decoration: none;
}

.navbar-link:hover {
  color: white;
}

.navbar-link.active {
  color: var(--color-primary);
}

.navbar-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.navbar-link.is-button {
  background: var(--gradient-primary);
  color: white !important;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
}

.navbar-link.is-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.4);
}

.navbar-link.is-button::after {
  display: none;
}

.lang-switcher {
  flex-shrink: 0;
  margin-left: 2rem;
}

.lang-dropdown {
  position: relative;
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.lang-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border-color: var(--color-primary);
}

.lang-flag {
  font-size: 1.1rem;
}

.lang-menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  min-width: 160px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  z-index: 1001;
}

.lang-menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.5rem 0.75rem;
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  cursor: pointer;
  border-radius: 4px;
  transition: var(--transition);
}

.lang-option:hover {
  background: rgba(6, 182, 212, 0.1);
  color: white;
}

.navbar-toggle {
  display: none;
  width: 40px;
  height: 40px;
  position: relative;
  flex-shrink: 0;
}

.hamburger,
.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  left: 8px;
  width: 24px;
  height: 2px;
  background: white;
  transition: var(--transition);
}

.hamburger {
  top: 19px;
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  top: 8px;
}

.navbar-toggle.active .hamburger {
  background: transparent;
}

.navbar-toggle.active .hamburger::before {
  top: 0;
  transform: rotate(45deg);
}

.navbar-toggle.active .hamburger::after {
  top: 0;
  transform: rotate(-45deg);
}