/* Navbar Styles - Shared across all pages (except index.html) */

/* Dashboard Header */
.dashboard-header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(99, 102, 241, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0 2rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.dashboard-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 0;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.logo-img {
  width: 40px;
  height: 40px;
}

.nav-menu {
  display: flex;
  gap: 2rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: var(--border-radius-lg);
  text-decoration: none;
  color: var(--gray-600);
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-color);
  background: rgba(99, 102, 241, 0.1);
  transform: translateY(-1px);
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.notification-btn {
  position: relative;
  background: none;
  border: none;
  padding: 0.75rem;
  border-radius: var(--border-radius-lg);
  cursor: pointer;
  color: var(--gray-600);
  transition: var(--transition);
}

.notification-btn:hover {
  background: var(--gray-100);
  color: var(--primary-color);
}

.notification-badge {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: var(--danger-color);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: 50px;
  min-width: 18px;
  text-align: center;
}

.user-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: none;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-lg);
  cursor: pointer;
  transition: var(--transition);
}

.user-btn:hover {
  background: var(--gray-100);
}

.user-avatar {
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-dark)
  );
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.2);
  flex-shrink: 0;
}

.user-avatar.has-image {
  background: white;
}

.user-avatar .avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: none;
}

.user-avatar.has-image .avatar-img {
  display: block;
}

.user-avatar.has-image #userInitials {
  display: none;
}

/* User Dropdown */
.user-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  background: white;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  padding: 0.75rem 0;
  min-width: 200px;
  z-index: 1000;
  border: 1px solid rgba(0, 0, 0, 0.05);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
}

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

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  text-decoration: none;
  color: var(--gray-700);
  transition: var(--transition);
  font-weight: 500;
}

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

.dropdown-divider {
  height: 1px;
  background: var(--gray-200);
  margin: 0.5rem 0;
}

/* Mobile Navigation Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.nav-toggle:hover {
  background: var(--gray-100);
}

.nav-toggle .bar {
  width: 25px;
  height: 3px;
  background: var(--gray-700);
  margin: 3px 0;
  transition: 0.3s;
  border-radius: 2px;
}

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

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

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

/* Notification Pulse Animation */
.notification-badge {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}

/* Responsive Design for Navbar */
@media (max-width: 768px) {
  .dashboard-header {
    padding: 0 1rem;
  }

  .dashboard-nav {
    padding: 0.75rem 0;
  }

  .nav-menu {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid #e5e7eb;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 1rem 0;
    z-index: 999;
    max-height: calc(100vh - 60px);
    overflow-y: auto;
  }

  .nav-menu.show {
    display: flex;
  }

  .nav-menu .nav-link {
    padding: 1rem 1.5rem;
    border-radius: 0;
    justify-content: flex-start;
    width: 100%;
    border-bottom: 1px solid #f3f4f6;
  }

  .nav-menu .nav-link.active {
    background: #f3f4f6;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-user {
    gap: 1rem;
    margin-left: auto;
  }

  /* Dropdown menu on mobile */
  .user-dropdown {
    position: relative;
  }

  .dropdown-menu {
    position: fixed;
    top: auto;
    right: 1rem;
    left: auto;
    width: calc(100vw - 2rem);
    max-width: 250px;
    margin-top: 0.5rem;
    z-index: 1001;
  }

  .dropdown-menu.show {
    right: 1rem;
  }

  /* Touch-friendly dropdown items */
  .dropdown-item {
    padding: 0.875rem 1.25rem;
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .notification-btn {
    min-height: 44px;
    min-width: 44px;
    padding: 0.625rem;
  }
}

@media (max-width: 480px) {
  .dashboard-header {
    padding: 0 0.75rem;
  }

  .nav-brand {
    flex: 1;
    min-width: 0;
  }

  .nav-brand .logo-text {
    display: none;
  }

  .nav-brand .logo-img {
    width: 32px;
    height: 32px;
  }

  .user-btn {
    padding: 0.5rem;
    gap: 0.5rem;
    justify-content: center;
    margin-right: 0.75rem;
  }

  .user-btn > span:not(#userInitials) {
    display: none;
  }

  .user-btn i {
    display: none;
  }

  .user-avatar {
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    font-size: 1.125rem;
    font-weight: 700;
    flex-shrink: 0;
  }

  #userInitials {
    font-size: 1.125rem;
    font-weight: 700;
  }

  .nav-user {
    gap: 0.5rem;
  }

  .notification-btn {
    padding: 0.5rem;
  }

  .nav-menu {
    top: 55px;
  }

  .nav-menu .nav-link {
    padding: 0.875rem 1rem;
    font-size: 0.95rem;
  }

  /* Dropdown positioning on very small screens - fix to show fully */
  .dropdown-menu {
    position: fixed;
    top: auto;
    bottom: auto;
    right: 1rem;
    left: auto;
    width: calc(100vw - 2rem);
    max-width: 280px;
    transform: none;
    margin-top: 0.5rem;
  }

  .dropdown-menu.show {
    right: 1rem;
    left: auto;
    transform: none;
  }
}

/* iPad/Tablet (768px - 1024px) */
@media (max-width: 1024px) and (min-width: 769px) {
  .dashboard-nav {
    padding: 0.875rem 0;
  }

  .nav-menu {
    gap: 1.5rem;
  }

  .nav-link {
    padding: 0.625rem 1rem;
    font-size: 0.95rem;
  }
}