/* Enhanced Bootstrap 5 with animations */
  body {
      background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)),
          url('/assets/images/pattern.png');
      background-size: cover;
      background-position: center;
      background-attachment: fixed;
      min-height: 100vh;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  }

  .auth-page {
      display: flex;
      flex-direction: column;
  }

  .auth-shell {
      flex: 1 0 auto;
      min-height: calc(100vh - 72px);
  }

  .login-card {
      animation: slideInUp 0.6s ease-out;
      background: rgba(255, 255, 255, 0.95) !important;
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, 0.2) !important;
  }

  @keyframes slideInUp {
      from {
          opacity: 0;
          transform: translateY(30px);
      }

      to {
          opacity: 1;
          transform: translateY(0);
      }
  }

  .card-header {
     background: linear-gradient(135deg, #FA5B00 0%, #c24500 100%) !important;
      position: relative;
      overflow: hidden;
  }

  .card-header::before {
      content: '';
      position: absolute;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
      animation: shimmer 2s infinite;
  }

  @keyframes shimmer {
      0% {
          left: -100%;
      }

      100% {
          left: 100%;
      }
  }

  .logo-icon {
      animation: pulse 2s infinite;
      filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
      transition: all 0.3s ease;
      max-height: 200px;
      max-width: 250px;
      object-fit: contain;
  }

  .logo-icon:hover {
      transform: scale(1.1);
      filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.4));
  }

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

      50% {
          transform: scale(1.05);
      }

      100% {
          transform: scale(1);
      }
  }

  .form-control {
      transition: all 0.3s ease;
      border: 2px solid transparent !important;
      background: rgba(255, 255, 255, 0.9) !important;
  }

  .form-control:focus {
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(250, 91, 0, 0.2) !important;
      border-color: #FA5B00 !important;
      background: rgba(255, 255, 255, 1) !important;
  }

  .btn-primary {
     background: linear-gradient(135deg, #FA5B00 0%, #c24500 100%) !important;
      border: none !important;
      position: relative;
      overflow: hidden;
      transition: all 0.3s ease;
  }

  .btn-primary::before {
      content: '';
      position: absolute;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
      transition: left 0.5s;
  }

  .btn-primary:hover {
     background: linear-gradient(135deg, #ffb74d 0%, #FA5B00 100%) !important;
      transform: translateY(-3px);
      box-shadow: 0 8px 25px rgba(250, 91, 0, 0.4) !important;
  }

  .btn-primary:hover::before {
      left: 100%;
  }

  .btn-primary:active {
      transform: translateY(-1px);
  }

  .alert {
      animation: fadeInDown 0.5s ease-out;
      border: none !important;
      backdrop-filter: blur(10px);
  }

  @keyframes fadeInDown {
      from {
          opacity: 0;
          transform: translateY(-10px);
      }

      to {
          opacity: 1;
          transform: translateY(0);
      }
  }

  .alert-success {
      background: linear-gradient(135deg, #48bb78 0%, #38a169 100%) !important;
      color: white !important;
  }

  .alert-danger {
      background: linear-gradient(135deg, #f56565 0%, #e53e3e 100%) !important;
      color: white !important;
  }

  .forgot-link {
      transition: all 0.3s ease;
      color: #FA5B00 !important;
  }

  .forgot-link:hover {
      color: #c24500 !important;
      transform: translateY(-1px);
      text-shadow: 0 2px 4px rgba(250, 91, 0, 0.3);
  }

  .auth-footer-credits {
      flex-shrink: 0;
      padding: 0 1rem 1.5rem;
      text-align: center;
  }

  .auth-footer-credits__copy {
      margin: 0;
      color: rgba(255, 255, 255, 0.88);
      font-size: 0.875rem;
      text-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
  }

  .auth-footer-credits__copy a {
      color: #ffffff;
      font-weight: 600;
      text-decoration: none;
  }

  .auth-footer-credits__copy a:hover,
  .auth-footer-credits__copy a:focus {
      color: #ffdfbf;
      text-decoration: underline;
  }

  .form-floating>label {
      color: #6c757d;
      transition: all 0.3s ease;
  }

  .form-floating>.form-control:focus~label,
  .form-floating>.form-control:not(:placeholder-shown)~label {
      color: #FA5B00 !important;
  }

  /* Responsive animations */
  @media (max-width: 576px) {
      .auth-shell {
          min-height: auto;
      }

      .login-card {
          animation: slideInUp 0.4s ease-out;
      }

      .form-control:focus {
          transform: none;
      }

      .btn-primary:hover {
          transform: translateY(-2px);
      }
  }