/* ============================================
   NAVBAR STYLES
   ============================================ */

.navbar {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--gray-200);
  height: var(--nav-height);
  transition: all var(--transition-base);
}

.navbar.scrolled {
  box-shadow: var(--shadow-lg);
}

.navbar-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-6);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-6);
}

/* Logo */
.navbar-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  flex-shrink: 0;
}

.logo-mark {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 900;
  font-size: 1.125rem;
  letter-spacing: -1px;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}

.logo-tagline {
  font-size: 0.625rem;
  color: var(--secondary);
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* Navigation Links */
.navbar-nav {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.625rem 1rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--gray-600);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background: rgba(15,45,94,0.05);
}

.nav-link i {
  font-size: 0.75rem;
  transition: transform var(--transition-fast);
}

.nav-item:hover .nav-link i.fa-chevron-down {
  transform: rotate(180deg);
}

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-2xl);
  min-width: 240px;
  padding: var(--spacing-2);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: all var(--transition-base);
  z-index: var(--z-dropdown);
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-3) var(--spacing-4);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  color: var(--gray-700);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.dropdown-item:hover {
  background: var(--gray-50);
  color: var(--primary);
}

.dropdown-item .item-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.dropdown-item .item-text {
  display: flex;
  flex-direction: column;
}

.dropdown-item .item-title {
  font-weight: 600;
  color: var(--gray-800);
}

.dropdown-item .item-desc {
  font-size: var(--font-size-xs);
  color: var(--gray-400);
}

.dropdown-divider {
  height: 1px;
  background: var(--gray-100);
  margin: var(--spacing-2) 0;
}

/* Navbar Actions */
.navbar-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  flex-shrink: 0;
}

.notification-btn {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-600);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.notification-btn:hover {
  background: var(--gray-200);
  color: var(--primary);
}

.notif-dot {
  position: absolute;
  top: 8px;
  left: 8px;
  width: 8px;
  height: 8px;
  background: var(--error);
  border-radius: 50%;
  border: 2px solid var(--white);
}

/* Mobile Menu Button */
.navbar-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-lg);
  background: var(--gray-100);
  align-items: center;
  justify-content: center;
  color: var(--gray-700);
  font-size: 1.125rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
}

.navbar-toggle:hover {
  background: var(--gray-200);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-sticky) + 10);
  pointer-events: none;
}

.mobile-menu.open {
  pointer-events: all;
}

.mobile-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  opacity: 0;
  transition: opacity var(--transition-base);
  backdrop-filter: blur(4px);
}

.mobile-menu.open .mobile-overlay { opacity: 1; }

.mobile-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: 320px;
  height: 100%;
  background: var(--white);
  box-shadow: var(--shadow-2xl);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  overflow-y: auto;
  padding: var(--spacing-6);
}

.mobile-menu.open .mobile-panel { transform: translateX(0); }

.mobile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-8);
}

.mobile-close {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  color: var(--gray-600);
}

.mobile-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-1);
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-3) var(--spacing-4);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--gray-700);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.mobile-nav-link:hover, .mobile-nav-link.active {
  background: rgba(15,45,94,0.05);
  color: var(--primary);
}

.mobile-nav-link i:first-child {
  width: 36px;
  height: 36px;
  background: var(--gray-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
}

.mobile-divider {
  height: 1px;
  background: var(--gray-100);
  margin: var(--spacing-4) 0;
}

.mobile-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
  margin-top: var(--spacing-6);
}

/* Announcement bar */
.announce-bar {
  background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
  color: var(--white);
  text-align: center;
  padding: 0.5rem var(--spacing-4);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.announce-bar a {
  color: var(--white);
  font-weight: 700;
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 1024px) {
  .navbar-nav { display: none; }
  .navbar-toggle { display: flex; }
  .mobile-menu { display: block; }
}

@media (max-width: 768px) {
  .navbar-inner { padding: 0 var(--spacing-4); }
  .navbar-actions .btn { display: none; }
  .navbar-actions .btn:last-child { display: flex; }
}