/* Mobile Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #ffffff;
    border-top: 1px solid #e5e7eb;
    z-index: 9998; /* Below chat widget */
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
    display: none; /* Hidden on desktop */
  }
  
  .bottom-nav-inner {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 2px 0;
    max-width: 640px;
    margin: 0 auto;
  }
  
  .bottom-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 8px 8px;
    background: none;
    border: none;
    cursor: pointer;
    text-decoration: none;
    color: #6b7280;
    transition: all 0.3s ease;
    position: relative;
  }
  
  .bottom-nav-item:hover {
    color: #F28C1A;
  }
  
  .bottom-nav-item.active {
    flex-direction: row;
    gap: 8px;
    background: linear-gradient(135deg, #F28C1A 0%, #D97809 100%);
    color: white;
    border-radius: 20px;
    padding: 8px 16px;
    box-shadow: 0 2px 8px rgba(242, 140, 26, 0.3);
  }
  
  .bottom-nav-item-icon {
    width: 24px;
    height: 24px;
    position: relative;
  }
  
  .bottom-nav-item-icon svg {
    width: 100%;
    height: 100%;
  }
  
  /* Icon variant switching */
  .bottom-nav-item .icon-outlined {
    display: block;
  }
  
  .bottom-nav-item .icon-filled {
    display: none;
  }
  
  .bottom-nav-item.active .icon-outlined {
    display: none;
  }
  
  .bottom-nav-item.active .icon-filled {
    display: block;
  }
  
  .bottom-nav-item-label {
    font-size: 12px;
    font-weight: 600;
    line-height: 1;
    display: none;
    white-space: nowrap;
  }
  
  .bottom-nav-item.active .bottom-nav-item-label {
    display: block;
  }
  
  /* Avatar styles for bottom-nav */
  .bottom-nav-avatar-img,
  .bottom-nav-avatar-initials {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: block;
  }
  
  .bottom-nav-avatar-img {
    object-fit: cover;
  }
  
  .bottom-nav-avatar-initials {
    background: linear-gradient(135deg, #F28C1A 0%, #D97809 100%);
    color: white;
    font-size: 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    letter-spacing: 0.5px;
  }
  
  /* Hide SVG when avatar is shown */
  .bottom-nav-item-icon:has(.bottom-nav-avatar-img) .bottom-nav-svg-icon,
  .bottom-nav-item-icon:has(.bottom-nav-avatar-initials) .bottom-nav-svg-icon {
    display: none;
  }
  
  /* Active state adjustments for avatar */
  .bottom-nav-item.active .bottom-nav-avatar-initials {
    background: white;
    color: #F28C1A;
    border: 2px solid rgba(255, 255, 255, 0.8);
    box-sizing: border-box;
  }
  
  .bottom-nav-item.active .bottom-nav-avatar-img {
    border: 2px solid rgba(255, 255, 255, 0.9);
    box-sizing: border-box;
  }
  
  .bottom-nav-item-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: #ef4444;
    color: white;
    border-radius: 10px;
    padding: 2px 5px;
    font-size: 10px;
    font-weight: 600;
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
  }
  
  /* Show on mobile only */
  @media (max-width: 640px) {
    .bottom-nav {
      display: block;
    }
    
    /* Add bottom padding to body to prevent content being hidden */
    body {
      padding-bottom: 60px;
    }
  }
  
  /* Mobile User Sheet - Bottom Sheet for Profile Menu */
  .mobile-user-sheet {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10000;
    pointer-events: none;
  }
  
  .mobile-user-sheet:not([hidden]) {
    pointer-events: auto;
  }
  
  .mobile-user-sheet-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity 0.2s ease-out;
  }
  
  .mobile-user-sheet.active .mobile-user-sheet-backdrop {
    opacity: 1;
  }
  
  .mobile-user-sheet-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    border-radius: 16px 16px 0 0;
    max-height: 80vh;
    overflow-y: auto;
    transform: translateY(100%);
    transition: transform 0.3s ease-out;
  }
  
  .mobile-user-sheet.active .mobile-user-sheet-content {
    transform: translateY(0);
  }
  
  .mobile-user-sheet-handle {
    width: 40px;
    height: 4px;
    background: #d1d5db;
    border-radius: 2px;
    margin: 12px auto 16px;
  }
  
  .mobile-user-sheet-header {
    padding: 0 20px 16px;
    border-bottom: 1px solid #e5e7eb;
  }
  
  .mobile-user-info {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  
  .mobile-user-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #FFE7CC 0%, #FFD9A8 50%, #FFCC80 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #D97809;
    font-weight: 600;
  }
  
  .mobile-user-details {
    flex: 1;
  }
  
  .mobile-user-name {
    font-weight: 600;
    font-size: 16px;
    color: #1f2937;
    margin-bottom: 4px;
  }
  
  .mobile-user-email {
    font-size: 13px;
    color: #6b7280;
  }
  
  .mobile-user-sheet-body {
    padding: 8px 0;
  }
  
  .mobile-user-sheet-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
    text-decoration: none;
    color: #374151;
    transition: background 0.2s;
  }
  
  .mobile-user-sheet-item:hover {
    background: #f9fafb;
  }
  
  .mobile-user-sheet-icon {
    font-size: 20px;
    width: 24px;
    text-align: center;
  }
  
  .mobile-user-sheet-label {
    font-size: 15px;
    font-weight: 500;
  }
  
  .mobile-user-sheet-divider {
    height: 1px;
    background: #e5e7eb;
    margin: 8px 0;
  }
  
  @keyframes fadeIn {
    from {
      opacity: 0;
    }
    to {
      opacity: 1;
    }
  }
  
  @keyframes slideUp {
    from {
      transform: translateY(100%);
    }
    to {
      transform: translateY(0);
    }
  }
  
  /* Ensure chat widget works well with bottom nav */
  @media (max-width: 640px) {
    .chat-widget {
      bottom: 0 !important; /* Chat opens from bottom */
    }
    
    .chat-popup {
      /* Chat popup should be above bottom nav */
      z-index: 9999;
    }
  }