body {
      font-family: 'Poppins', sans-serif;
      background: linear-gradient(-135deg, #044894, #9eb8d55c);
      min-height: 100vh;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 20px;
    }

    .login-card {
      background: #fff;
      border-radius: 15px;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
      padding: 40px 30px;
      max-width: 400px;
      width: 100%;
      animation: fadeInUp 0.6s ease forwards;
      opacity: 0;
      transform: translateY(30px);
    }

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

    .login-title {
      background: linear-gradient(-135deg, rgba(13, 110, 253, 0.25), #054c9b);
      color: #fff;
      font-size: 28px;
      font-weight: 600;
      text-align: center;
      padding: 15px;
      border-radius: 12px 12px 0 0;
      margin: -40px -30px 30px;
    }

    .form-control:focus {
      border-color: #4158d0;
      box-shadow: 0 0 0 0.2rem rgba(65, 88, 208, 0.25);
    }

    .form-floating label {
      transition: 0.3s ease;
    }

    .btn-login {
      background: linear-gradient(-135deg, rgba(13, 110, 253, 0.25), #054c9b);
      color: #fff;
      font-weight: 500;
      border: none;
      transition: transform 0.2s;
    }

    .btn-login:hover {
      transform: scale(1.03);
    }

    .form-check-label,
    .signup-link {
      font-size: 14px;
    }

    .signup-link a {
      text-decoration: none;
      color: #4158d0;
    }

    .signup-link a:hover {
      text-decoration: underline;
    }