/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(21, 31, 66, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(82, 114, 222, 0.2);
  transition: var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(21, 31, 66, 0.98);
  box-shadow: var(--shadow-lg);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: white;
}

.nav-logo img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.nav-logo span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-link {
  color: white;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
  position: relative;
}

.nav-link:hover {
  color: var(--color-accent);
  background: rgba(176, 106, 179, 0.1);
}

.nav-link.active {
  color: var(--color-accent);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 1px;
}

/* Language Switcher */
.language-switcher {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: var(--spacing-md);
}

.lang-btn {
  padding: 0.25rem 0.5rem;
  font-size: var(--font-size-sm);
  color: white;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-normal);
}

.lang-btn:hover,
.lang-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

/* Mobile Navigation */
.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: white;
  margin: 3px 0;
  transition: var(--transition-normal);
  border-radius: 2px;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

/* Mobile Styles */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: rgba(21, 31, 66, 0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-top: var(--spacing-2xl);
    transition: var(--transition-normal);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-link {
    font-size: var(--font-size-lg);
    padding: var(--spacing-md);
    width: 200px;
    text-align: center;
  }
  
  .language-switcher {
    margin-left: 0;
    margin-top: var(--spacing-lg);
  }
}