/* Flexbox layout container */
.container {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  flex-wrap: wrap;
}

/* Settings form styling */
.settings {
  flex: 1 1 350px;
  max-width: 500px;
}

/* QR code display styling */
.qr-display {
  flex: 1 1 350px;
  text-align: center;
  padding-top: 1rem;
}

/* Form field styles */
form label {
  display: block;
  margin-top: 1em;
  font-weight: bold;
}

form input,
form select {
  width: 100%;
  padding: 0.4em;
  margin-top: 0.3em;
  box-sizing: border-box;
}

/* Canvas styling */
#qrCanvas {
  margin-top: 2em;
  max-width: 100%;
}

/* Logo preview styling */
#logoPreview {
  margin-top: 1em;
  max-height: 100px;
  display: block;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

/* Colour swatches */
#colourSwatches {
  margin-top: 1em;
}

.colour-swatch {
  width: 24px;
  height: 24px;
  display: inlin