.trip-form {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    background: #fff;
    padding: 25px 20px;
    border-radius: 15px;
    max-width: 1200px;
    margin: auto;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  }

  .trip-form select,
  .trip-form input {
    flex: 1;
    padding: 12px 15px;
    font-size: 15px;
    border-radius: 10px;
    border: 1px solid #ccc;
    outline: none;
    background: #f9fbfc;
    transition: border 0.2s, box-shadow 0.2s;
  }

  .trip-form select:focus,
  .trip-form input:focus {
    border-color: #148e7d;
    box-shadow: 0 0 10px rgba(20,142,125,0.3);
  }

  .trip-form button {
    padding: 12px 25px;
    background: #2c7bb4;
    color: #fff;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
  }

  .trip-form button:hover {
		background: #333333; 
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.15);
  }

  /* ===== Responsive ===== */
  @media (max-width: 768px) {
    .trip-form {
      flex-direction: column;
    }
    .trip-form select,
    .trip-form input,
    .trip-form button {
      flex: 100%;
    }
  }