* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
body {
  background: linear-gradient(135deg, #e3f2fd, #f5f5f5);
  padding: 20px;
}
.container {
  max-width: 650px;
  margin: 20px auto;
  background: white;
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.12);
}
h1 {
  text-align: center;
  color: #0277bd;
  margin-bottom: 20px;
  font-size: 24px;
}
.instructions {
  background: #e8f5e9;
  padding: 15px;
  border-radius: 10px;
  margin-bottom: 25px;
  font-size: 14px;
  line-height: 1.5;
}
.instructions p {
  margin: 8px 0;
}
input, select, textarea {
  width: 100%;
  padding: 14px;
  margin: 12px 0 5px 0;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 16px;
}
.date-label {
  display: block;
  margin-bottom: 12px;
  color: #555;
  font-weight: bold;
}
button {
  background: #25D366;
  color: white;
  border: none;
  padding: 16px;
  font-size: 18px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: bold;
  margin-top: 10px;
}
button:hover {
  background: #128C7E;
}
.qr-section {
  text-align: center;
  margin-top: 30px;
  padding: 20px;
  background: #f0f9f4;
  border-radius: 12px;
  display: none;
}
.or {
  font-weight: bold;
  color: #25D366;
  margin: 15px 0;
}
.qr-section img {
  width: 180px;
  height: 180px;
  border: 3px solid #25D366;
  border-radius: 12px;
}