* {
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
  }
  
  body {
    background: #f4f4f4;
    min-height: 100vh;
  }
  
  .booking-wrapper {
    max-width: 500px;
    margin: 40px auto;
    padding: 20px;
  }
  
  .btn-back {
    display: inline-block;
    margin-bottom: 15px;
    text-decoration: none;
    color: #c62828;
    font-weight: bold;
  }
  
  .booking-card {
    background: white;
    padding: 25px;
    border-radius: 14px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
  }
  
  .booking-card h2 {
    text-align: center;
    color: #c62828;
  }
  
  .subtitle {
    text-align: center;
    color: #777;
    margin-bottom: 20px;
  }
  
  label {
    font-weight: bold;
    margin-top: 10px;
    display: block;
  }
  
  input, select {
    width: 100%;
    padding: 10px;
    margin-top: 6px;
    border-radius: 6px;
    border: 1px solid #ccc;
  }
  
  .dp-box {
    margin: 15px 0;
    background: #ffecec;
    padding: 15px;
    border-radius: 10px;
    text-align: center;
  }
  
  .dp-box h3 {
    color: #c62828;
  }
  
  .qris {
    text-align: center;
    margin: 15px 0;
  }
  
  .qris img {
    width: 200px;
    border-radius: 10px;
  }
  
  .btn-submit {
    width: 100%;
    background: #c62828;
    color: white;
    border: none;
    padding: 12px;
    font-size: 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.3s;
  }
  
  .btn-submit:hover {
    background: #a30000;
  }
  .upload-box {
    margin-top: 15px;
  }
  
  .upload-box small {
    display: block;
    margin-top: 5px;
    color: #777;
    font-size: 12px;
  }