.flight-section {
    max-width: 900px;
    margin: 50px auto;
    background: #fff;
    border-radius: 18px;
    padding: 35px 25px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.6);
  }

  .flight-section h2 {
    text-align: center;
    color: #00bfff;
    font-size: 26px;
    margin-bottom: 25px;
  }

  form {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: space-between;
  }

  input, select {
    flex: 1;
    padding: 12px 15px;
    border-radius: 10px;
    border: 1px solid #222;
    background: #1c1c1c;
    color: #fff;
    font-size: 14px;
    outline: none;
    transition: 0.3s;
  }

  input:focus, select:focus {
    border-color: #00bfff;
    box-shadow: 0 0 10px rgba(0,191,255,0.3);
  }

  button {
    flex: 1;
    background: linear-gradient(135deg, #007bff, #00bfff);
    color: white;
    border: none;
    padding: 14px 25px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: 0.3s;
  }

  button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,191,255,0.4);
  }

  @media (max-width: 768px) {
    form {
      flex-direction: column;
    }
    button {
      width: 100%;
    }
  }