@charset "UTF-8";
/* CSS Document */
body {
  font-family: 'Open Sans', sans-serif;
  background: #fdfdfd;
  color: #323232;
  margin: 0;
  padding: 2rem;
}

.calculator-container {
  max-width: 1100px;
  margin: auto;
  padding: 2rem;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 6px 12px rgba(0,0,0,0.08);
}

h1 {
  font-weight: 300;
  text-align: center;
  margin-bottom: 0.5rem;
}

.subtitle {
  text-align: center;
  margin-bottom: 2rem;
  color: #666;
}

.calculator-form {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.form-group input {
  width: 100%;
  padding: 0.6rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1rem;
}

.calculate-btn {
  display: block;
  margin: 1rem auto 2rem;
  padding: 0.8rem 2rem;
  background: #323232;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.3s ease;
}

.calculate-btn:hover {
  background: #555;
}

.results-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.result-box {
  background: #fafafa;
  padding: 1.5rem;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

.result-box h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: #444;
}

.result-box p {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 0;
  color: #2a7b5f;
}

@media (max-width: 900px) {
  .calculator-form {
    grid-template-columns: 1fr 1fr;
  }
  .results-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .calculator-form {
    grid-template-columns: 1fr;
  }
}