.ap-euro-container {
  max-width: 600px;
  margin: 40px auto;
  padding: 20px;
  background: linear-gradient(to bottom, #f8fafc, #ffffff);
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  font-family: 'Inter', sans-serif;
}
.ap-euro-header h2 {
  color: #2563eb;
  text-align: center;
  margin-bottom: 5px;
}
.ap-euro-header p {
  text-align: center;
  color: #555;
  margin-bottom: 20px;
}
.ap-section {
  margin-bottom: 20px;
}
.ap-section h3 {
  color: #2563eb;
  margin-bottom: 8px;
}
.ap-section input, select {
  width: 100%;
  padding: 8px;
  margin-bottom: 8px;
  border: 1px solid #ccc;
  border-radius: 6px;
}
#calcButton {
  background: linear-gradient(to right, #3b82f6, #60a5fa);
  color: white;
  border: none;
  padding: 12px;
  width: 100%;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
}
#calcButton:hover {
  opacity: 0.9;
}
#weightPanel {
  margin-top: 10px;
  background: #f1f5f9;
  padding: 10px;
  border-radius: 8px;
}
#totalWeight {
  font-weight: bold;
  color: #2563eb;
}
.note {
  text-align: center;
  margin-top: 20px;
  font-size: 13px;
  color: #777;
}