body {
  font-family: Arial, sans-serif;
  background: #fff;
  color: #333;
  margin: 20px;
}

.container {
  max-width: 700px;
  margin: auto;
  padding: 20px;
  border: 2px solid #A38B4A;
  border-radius: 12px;
  box-shadow: 0 0 12px rgba(0,0,0,0.1);
}

h2 span {
  color: #008080;
}

label {
  font-weight: bold;
  display: block;
  margin-top: 15px;
}

input {
  width: 100%;
  padding: 10px;
  margin-top: 5px;
  margin-bottom: 15px;
  border: 1px solid #ccc;
  border-radius: 6px;
}

button {
  background-color: #008080;
  color: white;
  padding: 12px 20px;
  font-size: 16px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  margin: 10px 0;
  display: block;
  width: 100%;
}

.results {
  margin-top: 30px;
}

.results table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

.results th, .results td {
  border: 1px solid #A38B4A;
  padding: 10px;
  text-align: center;
}

.results th {
  background-color: #A38B4A;
  color: white;
}

.assumptions {
  margin-top: 30px;
  font-size: 14px;
}

.assumptions ul {
  padding-left: 20px;
}

.assumptions h4 {
  margin-top: 20px;
  color: #A38B4A;
}