body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.da-container {
  background: #fff;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.12);
  width: 100%;
  max-width: 500px;
  margin: 20px auto;
  animation: fadeIn 0.6s ease-in-out;
}

.da-container h2 {
  text-align: center;
  margin-bottom: 20px;
  color: #333;
}

.da-container label {
  font-weight: 600;
  display: block;
  margin-bottom: 6px;
  color: #444;
}

.da-container select,
.da-container input {
  width: 100%;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid #ccc;
  margin-bottom: 15px;
  transition: all 0.3s ease;
  font-size: 15px;
}

.da-container select:focus,
.da-container input:focus {
  border-color: #4A90E2;
  box-shadow: 0 0 5px rgba(74,144,226,0.4);
  outline: none;
}

.da-container button {
  width: 100%;
  padding: 14px;
  background: #4A90E2;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.da-container button:hover {
  background: #357ABD;
}

.message {
  padding: 12px;
  border-radius: 8px;
  margin-bottom: 15px;
  text-align: center;
  font-weight: 600;
}

.success { background: #d4edda; color: #155724; }
.error   { background: #f8d7da; color: #721c24; }

@keyframes fadeIn {
  from {opacity: 0; transform: translateY(-20px);}
  to {opacity: 1; transform: translateY(0);}
}