body {
  background: #f4f6f8;
  font-family: 'Segoe UI', sans-serif;
  padding: 21px;
  color: #333;
}

.container {
  max-width: 400px;
  margin: auto;
  background: #ffffff;
  padding: 26px;
  border-radius: 24px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

input, select {
  width: 100%;
  padding: 10px 8px;
  margin-bottom: 12px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 14px;
  background-color: #fdfdfd;
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.03);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus {
  outline: none;
  border-color: #0078d4;
  box-shadow: 0 0 0 2px rgba(0,120,212,0.15);
}

button {
  padding: 8px 14px;
  background-color: #0078d4;
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  margin: 6px 4px;
  transition: background-color 0.2s ease;
}

button:hover {
  background-color: #005ea2;
}

.result {
  margin-top: 16px;
  font-size: 13px;
  word-break: break-word;
}