body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', sans-serif;
  background-color: #fff;
  padding: 1.5rem;
  margin: 0;
}
.container {
  max-width: 800px;
  margin: auto;
  padding: 1.5rem;
}
.logo-container {
  text-align: center;
  margin-bottom: 2rem;
}
.logo {
  width: 140px;
}
h2 {
  font-size: 1.7rem;
  font-weight: 600;
  color: #1c1c1e;
  margin-bottom: 1.5rem;
  text-align: center;
}
.grid {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
.grid > div {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
label {
  font-size: 0.95rem;
  color: #6e6e73;
}
input {
  padding: 1rem;
  border: none;
  border-radius: 12px;
  background-color: #f2f2f7;
  font-size: 1rem;
  color: #111;
}
.result {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.result-item {
  background-color: #f9f9f9;
  padding: 1.25rem;
  border-radius: 14px;
  text-align: center;
}
.result-item strong {
  font-size: 0.9rem;
  color: #8e8e93;
  font-weight: 500;
}
.result-item span {
  font-size: 1.6rem;
  font-weight: 600;
  color: #000;
}
.result-item.green {
  background-color: #34c759;
  color: #fff;
}
.result-item.green strong {
  color: #fff;
}
.evaluation-box {
  margin-top: 2rem;
  padding: 1.25rem;
  border-left: 4px solid #ffcc00;
  background-color: #fffbe6;
  border-radius: 10px;
  font-size: 0.95rem;
  color: #444;
}
@media (max-width: 600px) {
  .container {
    padding: 1rem;
  }
  h2 {
    font-size: 1.5rem;
  }
  input {
    font-size: 1rem;
  }
}