.qr-generator-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
  background-color: #f5f5f5;
  border-radius: 12px;
  min-height: 400px;
}

.qr-generator-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px;
}

.qr-generator-error .error-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.qr-generator-error p {
  font-size: 16px;
  color: #d32f2f;
  margin-bottom: 20px;
}

.qr-generator-error button {
  background-color: #007AFF;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
}

.qr-generator-error button:hover {
  background-color: #0062CC;
}

.qr-generator-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid #007AFF;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 16px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.qr-generator-loading p {
  font-size: 16px;
  color: #666;
}

.qr-code-preview {
  background: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  margin-bottom: 20px;
}

.qr-code-svg,
.qr-code-image {
  display: block;
  max-width: 100%;
  height: auto;
}

.qr-generator-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 20px;
}

.download-section {
  display: flex;
  gap: 8px;
}

.format-select {
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 14px;
  background-color: white;
  cursor: pointer;
}

.download-button,
.share-button {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.download-button {
  background-color: #007AFF;
  color: white;
}

.download-button:hover {
  background-color: #0062CC;
}

.share-button {
  background-color: #34C759;
  color: white;
}

.share-button:hover {
  background-color: #2CA148;
}

.button-icon {
  font-size: 16px;
}

.qr-code-url {
  width: 100%;
  max-width: 400px;
  margin-bottom: 12px;
}

.qr-code-url label {
  display: block;
  font-size: 12px;
  color: #666;
  margin-bottom: 4px;
}

.qr-code-url input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 14px;
  font-family: monospace;
  background-color: #f9f9f9;
  cursor: text;
}

.qr-code-url input:focus {
  outline: none;
  border-color: #007AFF;
  background-color: white;
}

/* Responsive design */
@media (max-width: 600px) {
  .qr-generator-container {
    padding: 16px;
  }

  .qr-code-preview {
    padding: 16px;
  }

  .qr-generator-actions {
    width: 100%;
  }

  .download-section,
  .download-button,
  .share-button {
    width: 100%;
  }

  .format-select {
    flex: 1;
  }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  .qr-generator-container {
    background-color: #1c1c1e;
  }

  .qr-code-preview {
    background-color: #2c2c2e;
  }

  .qr-generator-loading p,
  .qr-code-url label {
    color: #999;
  }

  .format-select,
  .qr-code-url input {
    background-color: #3c3c3e;
    border-color: #48484a;
    color: white;
  }
}