.calc-card {
  max-width: 520px;
  margin: 20px auto;
  padding: 20px;
  background: linear-gradient(135deg,#eef2ff,#ffffff);
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  font-family: system-ui;
}
.calc-card input, .calc-card select, .calc-card button {
  width: 100%;
  padding: 10px;
  margin: 8px 0;
  border-radius: 8px;
  border: 1px solid #ccc;
}
.calc-card button {
  background: #4f46e5;
  color: #fff;
  border: none;
  font-size: 16px;
}
.calc-card h1 { font-size: 22px; }
.calc-card h2 { font-size: 18px; margin-top:20px; }
.disclaimer { font-size: 12px; color:#555; display:block; margin-top:10px; }