/* Modern Navigation Styles */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(19, 41, 75, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-normal);
  height: var(--nav-height);
}

.navbar.scrolled {
  background: rgba(19, 41, 75, 0.98);
  box-shadow: var(--shadow-lg);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 24px;
}

/* Logo Styles */
.navbar-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: transform var(--transition-normal);
  gap: 12px;
}

.navbar-brand:hover {
  transform: scale(1.02);
}

.navbar-brand img {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1);
  transition: filter var(--transition-normal);
}

.navbar-brand:hover img {
  filter: brightness(0) invert(1) drop-shadow(0 0 10px rgba(49, 61, 75, 0.5));
}

.nav-branding {
  /*display: flex;*/
  flex-direction: column;
  gap: 2px;
}

.nav-division {
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  line-height: 1;
}

.nav-tagline {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.7rem;
  font-weight: 500;
  line-height: 1;
  font-style: italic;
}

/* Navigation Menu */
.navbar-nav {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 8px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
      background: linear-gradient(90deg, transparent, rgba(49, 61, 75, 0.1), transparent);
  transition: left var(--transition-slow);
}

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

.nav-link:hover {
  color: var(--white);
  background: rgba(49, 61, 75, 0.1);
  transform: translateY(-1px);
}

.nav-link.active {
  color: var(--white);
  background: rgba(49, 61, 75, 0.15);
}

.nav-link i {
  margin-right: 8px;
  font-size: 0.9rem;
}

/* Dropdown Menu */
.dropdown {
  position: relative;
}

.dropdown-toggle::after {
  content: '\f107';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  margin-left: 8px;
  font-size: 0.8rem;
  transition: transform var(--transition-normal);
}

.dropdown.show .dropdown-toggle::after {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 280px;
  /* background: var(--white); */
  /*border-radius: var(--border-radius-lg);*/
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(19, 41, 75, 0.1);
  padding: 12px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-normal);
  z-index: 1001;
}

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

.dropdown-item {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all var(--transition-normal);
  border-left: 3px solid transparent;
}

.dropdown-item:hover {
  background: var(--background-secondary);
  color: var(--primary-color);
  border-left-color: var(--accent-yellow);
  transform: translateX(4px);
}

.dropdown-item i {
  margin-right: 12px;
  width: 16px;
  color: var(--accent-blue);
  font-size: 0.9rem;
}

/* CTA Button in Navigation */
.nav-cta {
  /* margin-left: 20px; */
}

.nav-cta .btn {
  background: var(--gradient-accent);
  color: var(--white);
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.nav-cta .btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
  filter: brightness(1.1);
}

/* Mobile Menu Toggle */
.navbar-toggler {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  position: relative;
}

.navbar-toggler span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 1px;
  transition: all var(--transition-normal);
  position: relative;
}

.navbar-toggler span:not(:last-child) {
  margin-bottom: 6px;
}

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

.navbar-toggler.active span:nth-child(2) {
  opacity: 0;
}

.navbar-toggler.active span:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
}

/* Mobile Navigation */
.navbar-collapse {
  display: flex;
  align-items: center;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .navbar .container {
    padding: 0 20px;
  }
  
  .navbar-nav {
    gap: 4px;
  }
  
  .nav-link {
    padding: 10px 16px;
    font-size: 0.9rem;
  }
  
  .nav-cta {
    margin-left: 16px;
  }
  
  .dropdown-menu {
    min-width: 240px;
  }
}

@media (max-width: 768px) {
  /* Make logo smaller on mobile */
  .navbar-brand img {
    height: 26px;
  }
  
  /* Adjust branding text proportionally */
  .nav-division {
    font-size: 0.8rem;
    letter-spacing: 0.8px;
  }
  
  .nav-tagline {
    font-size: 0.65rem;
  }
  
  .navbar-toggler {
    display: flex;
  }
  
  .navbar-collapse {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--primary-color);
    flex-direction: column;
    align-items: stretch;
    padding: 16px 0;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    max-height: calc(100vh - var(--nav-height));
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    z-index: 998;
  }
  
  .navbar-collapse.show {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .navbar-nav {
    flex-direction: column;
    width: 100%;
    gap: 0;
  }
  
  .nav-item {
    width: 100%;
  }
  
  .nav-link {
    padding: 14px 20px;
    border-radius: 0;
    justify-content: flex-start;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 12px;
  }
  
  .nav-link:hover {
    background: rgba(49, 61, 75, 0.15);
    transform: none;
  }
  
  .dropdown-menu {
    position: static;
    width: 100%;
    background: rgba(0, 0, 0, 0.1);
    box-shadow: none;
    border: none;
    border-radius: 0;
    padding: 0;
    opacity: 1;
    visibility: visible;
    transform: none;
    margin-top: 0;
    display: none;
  }
  
  .dropdown.show .dropdown-menu {
    display: block;
  }
  
  .dropdown-menu .dropdown-section {
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .dropdown-menu .dropdown-section:last-child {
    border-bottom: none;
  }
  
  .dropdown-menu .dropdown-section h4 {
    padding: 8px 20px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
    background: rgba(255, 255, 255, 0.05);
    border-left: 2px solid var(--accent-blue);
  }
  
  .dropdown-item {
    padding: 10px 32px;
    color: rgba(255, 255, 255, 0.8);
    border-left: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  
  .dropdown-item:hover {
    background: rgba(49, 61, 75, 0.15);
    color: var(--white);
    transform: none;
  }
  
  .nav-cta {
    margin: 16px 20px 0;
    width: calc(100% - 40px);
  }
  
  .nav-cta .btn {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .navbar .container {
    padding: 0 16px;
  }
  
  .navbar-brand {
    gap: 8px;
  }
  
  .navbar-brand img {
    height: 22px;
  }
  
  .nav-division {
    font-size: 0.7rem;
    letter-spacing: 0.5px;
  }
  
  .nav-tagline {
    font-size: 0.6rem;
  }
  
  .nav-link {
    padding: 12px 16px;
    font-size: 0.9rem;
  }
  
  .dropdown-item {
    padding: 8px 24px;
    font-size: 0.85rem;
  }
  
  .nav-cta {
    margin: 12px 16px 0;
    width: calc(100% - 32px);
  }
  
  .nav-cta .btn {
    padding: 12px 16px;
    font-size: 0.9rem;
  }
}

/* Scroll Behavior */
@media (prefers-reduced-motion: no-preference) {
  .navbar {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
}

/* Focus States for Accessibility */
.nav-link:focus,
.dropdown-item:focus,
.navbar-toggler:focus {
  outline: 2px solid var(--accent-yellow);
  outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  .navbar {
    background: var(--primary-color);
    border-bottom: 2px solid var(--white);
  }
  
  .nav-link {
    border: 1px solid transparent;
  }
  
  .nav-link:hover,
  .nav-link:focus {
    border-color: var(--accent-yellow);
  }
}