.logo-wrapper img {
    max-width: 100%;
    height: auto;
    max-height: 40px; /* Professional size */
    width: auto;
  }

  .logo-wrapper {
    padding: 0.5rem 0 !important; /* Smaller margin */
  }
  
  .navbar-auth {
    display: flex;
    align-items: center;
    gap: 8px; /* Smaller gap */
    flex-wrap: wrap;
  }

  .navbar-backdrop {
    display: none;
    border: 0;
    padding: 0;
  }

  /* Modal Styles */
  .modal {
    display: none; 
    position: fixed; 
    z-index: 3000; 
    left: 0;
    top: 0;
    width: 100%; 
    height: 100%; 
    overflow: auto;
    align-items: flex-start; /* Better for mobile scrolling */
    justify-content: center;
    padding: 16px;
    background-color: rgba(15, 23, 42, 0.6); 
    backdrop-filter: blur(8px);
    transition: opacity 0.3s ease;
  }

  .modal.open {
    display: flex;
  }

  .modal-content {
    background-color: #ffffff;
    margin: 2rem auto; 
    padding: 32px;
    border: 1px solid #e2e8f0;
    width: 100%;
    max-width: 420px;
    box-sizing: border-box;
    border-radius: 20px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    position: relative;
    animation: modalSlideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .modal-header {
    margin-bottom: 24px;
    text-align: center;
  }

  .modal-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 8px;
  }

  .modal-header p {
    color: #64748b;
    font-size: 0.95rem;
  }

  /* Professional Form Styling within Modal */
  .modal-content form .form-group {
    margin-bottom: 20px;
  }

  .modal-content label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: #4a5568;
    font-size: 0.9rem;
  }

  .modal-content .form-control {
    width: 100%;
    min-height: 48px; /* Better for mobile touch */
    font-size: 16px;
    padding: 10px 16px;
    border-radius: 10px;
    border: 1px solid #cbd5e1;
    transition: border-color 0.2s, box-shadow 0.2s;
  }

  .modal-content .form-control:focus {
    outline: none;
    border-color: #ad2c03;
    box-shadow: 0 0 0 3px rgba(173, 44, 3, 0.1);
  }

  .close-modal {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.2s;
  }

  .close-modal:hover,
  .close-modal:focus {
    color: #000;
    text-decoration: none;
  }

  @keyframes modalSlideUp {
    from { opacity: 0; transform: translateY(30px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
  }

  /* Dark Mode Overrides for Modal */
  body.dark-mode .modal-content {
    background-color: #2d3748;
    color: #f7fafc;
    border-color: #4a5568;
  }
  body.dark-mode .close-modal {
    color: #cbd5e0;
  }
  body.dark-mode .close-modal:hover {
    color: #fff;
  }

  @media (max-width: 575.98px) {
    .modal {
      padding: 0;
      align-items: flex-end; /* Pin to bottom like mobile sheets */
    }

    .modal-content {
      margin: 0; 
      width: 100%;
      padding: 20px 16px 32px; /* Reduced vertical padding */
      max-height: 95vh;
      overflow-y: auto;
      border-radius: 24px 24px 0 0; /* Rounded top corners only */
      border-bottom: none;
      animation: mobileSlideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .modal-header {
      margin-bottom: 16px; /* Tighter header spacing */
    }

    .modal-header h2 {
      font-size: 1.25rem; /* Smaller title */
      margin-bottom: 4px;
    }

    .modal-header p {
      font-size: 0.85rem;
    }

    .modal-content form .form-group {
      margin-bottom: 12px; /* Significantly reduced margin between fields */
    }

    .modal-content label {
      font-size: 0.8rem;
      margin-bottom: 4px;
    }

    @keyframes mobileSlideUp {
      from { transform: translateY(100%); }
      to { transform: translateY(0); }
    }
  }

  /* Active Page Styling */
  .btn-add-new-car.active {
    background-color: #ad2c03 !important; /* Keep primary color */
    color: #ffffff !important;
    border-color: #ad2c03 !important;
    box-shadow: 0 2px 4px rgba(173, 44, 3, 0.3);
  }

  /* Professional Button Styling */
  .btn-add-new-car {
    padding: 6px 12px; /* Smaller padding */
    font-size: 14px;
    font-weight: 500;
    border-radius: 6px;
    transition: all 0.2s ease;
  }
  
  .btn-add-new-car:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  }

  /* Responsive Dark Mode Button */
  @media (max-width: 768px) {
    /* Professional Mobile Sidebar */
    .navbar-auth {
      position: fixed;
      top: 0;
      right: 0;
      width: 280px;
      height: 100vh;
      background-color: #ffffff;
      flex-direction: column;
      align-items: flex-start;
      padding: 20px;
      gap: 10px;
      box-shadow: -5px 0 20px rgba(0,0,0,0.15);
      transform: translate3d(100%, 0, 0);
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
      will-change: transform, opacity;
      transition: transform 0.38s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.24s ease, visibility 0s linear 0.38s;
      z-index: 9999;
      overflow-y: auto; /* Independent scrolling */
      -webkit-overflow-scrolling: touch;
      overscroll-behavior: contain;
      margin-right: 0 !important; /* Reset app.css overrides */
    }

    /* Backdrop Overlay */
    .navbar-backdrop {
      display: block;
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,0.5);
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.24s ease;
      z-index: 9998;
      backdrop-filter: blur(2px);
    }

    /* Prevent body scroll when menu is open */
    body.navbar-opened {
      overflow: hidden !important;
      transform: none !important; /* Reset app.css body push */
    }

    body.navbar-opened .navbar-backdrop {
      opacity: 1;
      pointer-events: auto;
    }

    body.navbar-opened .navbar-auth {
      transform: translate3d(0, 0, 0);
      opacity: 1;
      visibility: visible;
      pointer-events: auto;
      transition-delay: 0s;
    }

    /* Menu Header Label */
    .navbar-auth::after {
      content: 'Menu';
      font-family: 'Ubuntu', sans-serif;
      font-size: 1.5rem;
      font-weight: 700;
      color: #1f2937;
      margin-bottom: 15px;
      width: 100%;
      padding-bottom: 10px;
      border-bottom: 1px solid #e5e7eb;
      order: -2; /* Ensure header stays at top */
    }

    /* Link/Button Styling */
    .navbar-auth .btn {
      width: 100%;
      justify-content: flex-start;
      padding: 12px 15px;
      margin: 0;
      border: none !important;
      border-radius: 8px;
      color: #4b5563;
      font-size: 1rem;
      background: transparent;
      text-align: left;
      box-shadow: none !important;
    }
    .navbar-auth .btn:hover {
      background-color: #f3f4f6;
      color: #ad2c03;
      transform: translateX(3px);
    }
    .navbar-auth .btn i {
      width: 24px;
      margin-right: 12px;
      color: #ad2c03;
      text-align: center;
    }
    .navbar-auth .btn.active {
      background-color: #fff1f2 !important;
      color: #ad2c03 !important;
      font-weight: 600;
    }
    .navbar-auth .btn.active i {
      color: #ad2c03 !important;
    }

    /* Close Button Style */
    .close-sidebar-btn {
      display: flex !important;
      width: 100%;
      justify-content: center;
      align-items: center;
      padding: 10px;
      background-color: #f3f4f6;
      color: #4b5563;
      border: none;
      border-radius: 8px;
      cursor: pointer;
      font-weight: 600;
      margin-bottom: 10px;
      order: -1;
    }

    /* Dark Mode Toggle Adjustment */
    #dark-mode-toggle {
      width: 100% !important;
      display: flex !important;
      align-items: center !important;
      justify-content: flex-start !important;
      height: auto !important;
      padding: 12px 15px !important;
      font-size: 1rem !important;
      gap: 10px;
      margin-top: 6px;
      border: 1px solid #e5e7eb !important;
      border-radius: 8px;
    }
    #dark-mode-toggle::after {
      content: " Dark Mode";
      font-size: 1rem;
      margin-left: 10px;
      white-space: nowrap;
    }
    body.dark-mode #dark-mode-toggle::after,
    html.dark-mode #dark-mode-toggle::after,
    [data-theme="dark"] #dark-mode-toggle::after {
      content: " Light Mode";
    }

    /* Dark Mode Specific Styles */
    body.dark-mode .navbar-auth,
    html.dark-mode .navbar-auth,
    [data-theme="dark"] .navbar-auth {
      background-color: #111827 !important;
      border-left: 1px solid #374151;
      box-shadow: -8px 0 28px rgba(0,0,0,0.38);
    }
    body.dark-mode .navbar-auth::after,
    html.dark-mode .navbar-auth::after,
    [data-theme="dark"] .navbar-auth::after {
      color: #f3f4f6;
      border-bottom-color: #374151;
    }
    body.dark-mode .navbar-auth .btn,
    html.dark-mode .navbar-auth .btn,
    [data-theme="dark"] .navbar-auth .btn {
      background: transparent !important;
      color: #d1d5db !important;
      border-color: #374151 !important;
    }
    body.dark-mode .navbar-auth .btn i,
    html.dark-mode .navbar-auth .btn i,
    [data-theme="dark"] .navbar-auth .btn i {
      color: #f97316;
    }
    body.dark-mode .navbar-auth .btn:hover,
    html.dark-mode .navbar-auth .btn:hover,
    [data-theme="dark"] .navbar-auth .btn:hover {
      background-color: #1f2937 !important;
      color: #fca5a5 !important;
    }
    body.dark-mode .navbar-auth .btn.active,
    html.dark-mode .navbar-auth .btn.active,
    [data-theme="dark"] .navbar-auth .btn.active {
      background-color: #1f2937 !important;
      color: #fca5a5 !important;
    }
    body.dark-mode .navbar-auth .btn.active i,
    html.dark-mode .navbar-auth .btn.active i,
    [data-theme="dark"] .navbar-auth .btn.active i {
      color: #fca5a5 !important;
    }
    body.dark-mode .close-sidebar-btn,
    html.dark-mode .close-sidebar-btn,
    [data-theme="dark"] .close-sidebar-btn {
      background-color: #374151 !important;
      color: #e5e7eb !important;
    }
    body.dark-mode #dark-mode-toggle,
    html.dark-mode #dark-mode-toggle,
    [data-theme="dark"] #dark-mode-toggle {
      background-color: #0f172a !important;
      color: #f3f4f6 !important;
      border-color: #374151 !important;
    }
    body.dark-mode #dark-mode-toggle:hover,
    html.dark-mode #dark-mode-toggle:hover,
    [data-theme="dark"] #dark-mode-toggle:hover {
      background-color: #1f2937 !important;
    }
  }

  /* Desktop: Hide close button */
  .close-sidebar-btn { display: none; }