/* Button Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: 1;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
  white-space: nowrap;
  min-height: 40px;
  position: relative;
  overflow: hidden;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn:active:not(:disabled) {
  transform: translateY(0);
}

/* Button Variants */
.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

.btn-secondary {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-border);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--color-bg-tertiary);
}

.btn-outline.active {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

/* Button Groups */
.button-group {
  display: flex;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.button-group .btn {
  border-radius: 0;
  border: none;
  border-right: 1px solid var(--color-border);
  flex: 1;
}

.button-group .btn:last-child {
  border-right: none;
}

/* Action Buttons */
.action-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.action-buttons .btn {
  width: 100%;
}

/* Form Components */
.text-input,
.select-input {
  width: 100%;
  padding: var(--spacing-md);
  font-size: var(--font-size-sm);
  font-family: inherit;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.text-input:focus,
.select-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(138, 206, 0, 0.1);
}

.text-input::placeholder {
  color: var(--color-text-muted);
}

/* Slider Component */
.slider {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--color-bg-tertiary);
  outline: none;
  appearance: none;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.slider::-webkit-slider-thumb {
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-bg-primary);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.slider::-webkit-slider-thumb:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}

.slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-bg-primary);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.slider::-moz-range-thumb:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}

/* Color Picker */
.color-picker {
  width: 100%;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  appearance: none;
  background: none;
  overflow: hidden;
}

.color-picker::-webkit-color-swatch-wrapper {
  padding: 0;
}

.color-picker::-webkit-color-swatch {
  border: none;
  border-radius: calc(var(--radius-md) - 1px);
}

.color-picker::-moz-color-swatch {
  border: none;
  border-radius: calc(var(--radius-md) - 1px);
}

/* Color Palette */
.color-palette {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.color-swatch {
  width: 100%;
  height: 32px;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.color-swatch:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

.color-swatch.active {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(138, 206, 0, 0.2);
}

.color-swatch::after {
  content: '';
  position: absolute;
  inset: 4px;
  border-radius: calc(var(--radius-md) - 4px);
  background: inherit;
}

/* Gradient Grid */
.gradient-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
}

.gradient-swatch {
  width: 100%;
  height: 48px;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.gradient-swatch:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
}

.gradient-swatch.active {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(138, 206, 0, 0.2);
}

.gradient-swatch::before {
  content: '';
  position: absolute;
  inset: 0;
  background: inherit;
}

/* Control Sections */
.control-section {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
  background-color: var(--color-bg-primary);
  box-shadow: var(--shadow-sm);
}

.section-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  background-color: var(--color-bg-tertiary);
  border-bottom: 1px solid var(--color-border);
}

.section-content {
  padding: var(--spacing-lg);
}

/* Canvas Controls */
.canvas-controls {
  margin-top: var(--spacing-xl);
  display: grid;
  gap: var(--spacing-xl);
}

.export-section, .gallery-section {
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  border: 1px solid var(--color-border);
  min-height: 200px;
  display: flex;
  flex-direction: column;
}

.export-section h3, .gallery-section h3 {
  margin: 0 0 var(--spacing-lg) 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.export-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.export-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--spacing-sm);
}

#customSizeGroup {
  display: none;
}

#customSizeGroup.active {
  display: block;
}

#customSizeGroup input {
  margin-bottom: var(--spacing-md);
}

/* Control Groups */
.control-group {
  margin-bottom: var(--spacing-xl);
}

.control-group:last-child {
  margin-bottom: 0;
}

.control-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.control-group label input[type="checkbox"] {
  margin-right: var(--spacing-sm);
}

/* Gallery Grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-sm);
  min-height: 120px;
  flex: 1;
}

/* Empty Gallery State */
.gallery-grid:empty::after {
  content: 'No recent creations yet. Create your first design!';
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-style: italic;
  text-align: center;
  padding: var(--spacing-xl);
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  border: 2px dashed var(--color-border);
}

.gallery-item {
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-fast);
  background-color: var(--color-bg-tertiary);
  display: flex;
  flex-direction: column;
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  text-align: center;
  position: relative;
}

.gallery-item:hover {
  border-color: var(--color-primary);
  transform: scale(1.02);
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.gallery-item-info {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-primary);
}

.gallery-item-title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

.gallery-item-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.gallery-item-actions {
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background-color: var(--color-bg-secondary);
  justify-content: center;
  opacity: 1;
  visibility: visible;
}

.gallery-item-action {
  padding: var(--spacing-xs);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-item-action:hover {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}
.gallery-item-actions svg {
  width: 10px !important;
  height: 10px !important;
}


.gallery-item.empty {
  border-style: dashed;
  opacity: 0.5;
}


/* Loading Spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-top: 2px solid var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Checkbox Styling */
input[type="checkbox"] {
  width: 18px;
  height: 18px;
  appearance: none;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-primary);
  cursor: pointer;
  position: relative;
  transition: all var(--transition-fast);
}

input[type="checkbox"]:checked {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 2px;
  width: 4px;
  height: 8px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

input[type="checkbox"]:focus {
  box-shadow: 0 0 0 3px rgba(138, 206, 0, 0.1);
}

/* Shadow Controls */
.shadow-controls {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.shadow-controls .control-group {
  margin-bottom: var(--spacing-md);
}

.shadow-controls .control-group:last-child {
  margin-bottom: 0;
}

/* Custom Scrollbar */
.custom-scrollbar {
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.custom-scrollbar::-webkit-scrollbar {
  width: 8px;
}

.custom-scrollbar::-webkit-scrollbar-track {
  background: transparent;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background: var(--color-border-dark);
}