/* Rich QR Code styles */
/* URL input styling */
.url-input-container {
  margin-bottom: 1.5rem;
}

.input-group-lg .form-control-lg {
  padding: 0.75rem 1rem;
  font-size: 1.1rem;
}

.input-group-lg .btn {
  padding: 0.75rem 1.5rem;
  font-size: 1.1rem;
}

/* QR code card styling */
.qrcode-card-container {
  display: flex;
  justify-content: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  border-radius: 6px;
  overflow: hidden;
  background-color: #f8f9fa;
}

#qrcode-card {
  max-width: 100%;
  height: auto;
  border: 1px solid #e9ecef;
}

/* Make download button more noticeable */
#download-card-btn {
  font-weight: 500;
  transition: all 0.2s ease;
}

#download-card-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

#download-card-btn:not(:disabled):hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Form input styling */
.form-control:focus {
  border-color: #80bdff;
  box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Card styling */
.card {
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid #ddd;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.card-header {
  border-bottom: 1px solid #eaeaea;
}

/* Loading state transitions */
.card {
  transition: opacity 0.3s ease;
}

button {
  position: relative;
  transition: all 0.2s ease;
}

.spinner-border {
  transition: opacity 0.2s ease;
}

/* For mobile devices */
@media (max-width: 767px) {
  #qrcode-card {
    width: 100%;
    height: auto;
    max-width: 430px; /* Half original size for mobile */
    max-height: 60px;
  }
  
  .input-group-lg .btn {
    padding: 0.75rem 1rem;
  }
}

/* For very small devices */
@media (max-width: 480px) {
  .input-group-lg {
    flex-direction: column;
  }
  
  .input-group-lg .form-control,
  .input-group-lg .btn {
    border-radius: 4px;
    width: 100%;
  }
  
  .input-group-lg .btn {
    margin-top: 10px;
  }
}