.calculator-page {
  background: #f6f8fb;
  font-family: Arial, sans-serif;
}

/* HEADER */
.calculator-header {
  max-width: 900px;
  margin: 30px auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.back-home {
  text-decoration: none;
  color: #0b3c5d;
  font-weight: 600;
}

.calculator-logo {
  height: 48px;
}

/* CONTENT */
.container {
  max-width: 900px;
  margin: auto;
  padding: 20px;
}

.card {
  background: white;
  padding: 40px;
  border-radius: 16px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.08);
}

.calculator input {
  width: 100%;
  padding: 14px;
  margin-bottom: 15px;
}

.calculator button {
  padding: 14px;
  background: #0b3c5d;
  color: white;
  border: none;
  border-radius: 30px;
  cursor: pointer;
}

.pie {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: conic-gradient(#e1e7ec 0deg, #e1e7ec 360deg);
  margin: auto;
}

/* =====================
   PIE LEGEND
===================== */
.pie-legend {
  margin-top: 15px;
  display: flex;
  justify-content: center;
  gap: 20px;
  font-size: 14px;
  color: #333;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-color {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  display: inline-block;
}

/* COLORS MATCH PIE */
.legend-color.invest {
  background: #0b3c5d;   /* Investment */
}

.legend-color.return {
  background: #e1e7ec;   /* Returns */
}