.palette__search-wrap {
  position: relative;
  padding: var(--spacing-3) var(--spacing-3) var(--spacing-2);
  flex-shrink: 0;
}

.palette__search-icon {
  position: absolute;
  left: 22px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-tertiary);
  pointer-events: none;
}

.palette__search {
  padding: 6px 10px 6px 30px;
  border-radius: var(--radius-md);
  background: var(--color-background);
  border: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
}

.palette__groups {
  flex: 1;
  overflow-y: auto;
  padding: 0 var(--spacing-2) var(--spacing-4);
}

.palette-group {
  margin-bottom: var(--spacing-2);
}

.palette-group__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-2) var(--spacing-2);
  cursor: pointer;
  border-radius: var(--radius-md);
  user-select: none;
  transition: background var(--transition-fast);
}

.palette-group__header:hover { background: var(--color-background); }

.palette-group__name {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-tertiary);
}

.palette-group__chevron {
  color: var(--color-text-tertiary);
  transition: transform var(--transition-fast);
}

.palette-group.collapsed .palette-group__chevron { transform: rotate(-90deg); }

.palette-group__items {
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.palette-group.collapsed .palette-group__items { max-height: 0 !important; }

.palette-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: 7px var(--spacing-2);
  border-radius: var(--radius-md);
  cursor: grab;
  user-select: none;
  transition: background var(--transition-fast), transform var(--transition-fast),
              box-shadow var(--transition-fast);
  position: relative;
}

.palette-item:hover {
  background: var(--color-primary-light);
  transform: translateX(2px);
}

.palette-item:active { cursor: grabbing; transform: scale(0.97); }

.palette-item__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  flex-shrink: 0;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.palette-item:hover .palette-item__icon {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.palette-item__name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.palette-item[data-hidden="true"] { display: none; }

.palette-item__tooltip {
  position: absolute;
  left: calc(100% + 8px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--color-text-primary);
  color: white;
  font-size: var(--font-size-xs);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  z-index: 50;
  transition: opacity var(--transition-fast);
}

.palette-item__tooltip::before {
  content: '';
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-right-color: var(--color-text-primary);
}

.palette-item:hover .palette-item__tooltip { opacity: 1; }

.canvas__empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-12) var(--spacing-6);
  gap: var(--spacing-3);
  text-align: center;
  min-height: 400px;
  pointer-events: none;
}

.canvas__empty-svg { width: 180px; opacity: 0.7; }

.canvas__empty-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
}

.canvas__empty-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  max-width: 280px;
}

.canvas-element {
  position: relative;
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  padding: var(--spacing-3) var(--spacing-4);
  margin-bottom: var(--spacing-2);
  background: var(--color-surface);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast),
              transform var(--transition-fast), opacity var(--transition-fast);
  cursor: pointer;
  list-style: none;
}

.canvas-element:hover { border-color: var(--color-border); box-shadow: var(--shadow-sm); }
.canvas-element.selected {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}
.canvas-element.multi-selected {
  border-color: var(--color-info);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.canvas-element.dragging-source { opacity: 0.4; }
.canvas-element.drag-over-top { border-top: 2px solid var(--color-primary); }
.canvas-element.drag-over-bottom { border-bottom: 2px solid var(--color-primary); }
.canvas-element.hidden-conditional { opacity: 0.4; border-style: dashed; }

.canvas-element--bounce { animation: elem-bounce 350ms cubic-bezier(0.34,1.56,0.64,1); }
@keyframes elem-bounce {
  from { transform: scale(0.85); opacity: 0.5; }
  to { transform: scale(1); opacity: 1; }
}

.canvas-element--shake { animation: elem-shake 300ms ease; }
@keyframes elem-shake {
  0%,100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

.canvas-element__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-2);
}

.canvas-element__id-badge {
  font-size: var(--font-size-xs);
  font-family: 'Courier New', monospace;
  color: var(--color-text-tertiary);
  background: var(--color-background);
  padding: 1px 5px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.canvas-element__controls {
  display: none;
  align-items: center;
  gap: 2px;
}

.canvas-element:hover .canvas-element__controls,
.canvas-element.selected .canvas-element__controls {
  display: flex;
}

.canvas-element__ctrl-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  color: var(--color-text-tertiary);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.canvas-element__ctrl-btn:hover { background: var(--color-background); color: var(--color-text-primary); }
.canvas-element__ctrl-btn--danger:hover { background: var(--color-danger-light); color: var(--color-danger); }

.canvas-element__body { pointer-events: none; }

.canvas-element__type-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-1);
}

.canvas-element__field-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-1);
}

.canvas-element__field-label .required-star {
  color: var(--color-danger);
  margin-left: 2px;
}

.canvas-element__field-preview {
  width: 100%;
  height: 32px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-background);
  padding: 0 10px;
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  display: flex;
  align-items: center;
}

.canvas-element__field-preview--textarea { height: 64px; align-items: flex-start; padding-top: 8px; }
.canvas-element__field-preview--checkbox {
  height: auto;
  background: transparent;
  border: none;
  padding: 0;
  gap: var(--spacing-2);
}
.canvas-element__field-preview--radio {
  height: auto;
  background: transparent;
  border: none;
  padding: 0;
  flex-direction: column;
  gap: 4px;
}

.canvas-element__helper {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  margin-top: 4px;
}

.drop-indicator {
  height: 3px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  margin: -1px 0;
  animation: drop-pulse 600ms ease infinite alternate;
}

@keyframes drop-pulse {
  from { opacity: 0.6; }
  to { opacity: 1; }
}

.properties-panel__content {
  flex: 1;
  overflow-y: auto;
}

.properties-panel__empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-3);
  padding: var(--spacing-8) var(--spacing-4);
  text-align: center;
  color: var(--color-text-tertiary);
  font-size: var(--font-size-sm);
  min-height: 300px;
}

.prop-tabs {
  display: flex;
  padding: var(--spacing-3) var(--spacing-4) 0;
  gap: 2px;
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.prop-tab {
  padding: 6px 12px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  cursor: pointer;
}

.prop-tab:hover { color: var(--color-text-primary); }
.prop-tab.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }

.prop-panel {
  padding: var(--spacing-4);
  display: none;
  flex-direction: column;
  gap: var(--spacing-4);
}

.prop-panel.active { display: flex; }

.prop-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.prop-group__title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-bottom: var(--spacing-2);
  border-bottom: 1px solid var(--color-border);
}

.prop-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.prop-field input[type="text"],
.prop-field input[type="number"],
.prop-field select,
.prop-field textarea {
  padding: 6px 10px;
  font-size: var(--font-size-sm);
}

.prop-field textarea { min-height: 72px; resize: vertical; }

.prop-field--inline {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
}

.prop-field--inline label { margin-bottom: 0; }

.toggle-switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  width: 36px;
  height: 20px;
  flex-shrink: 0;
}

.toggle-switch input { opacity: 0; width: 0; height: 0; }

.toggle-switch__track {
  position: absolute;
  inset: 0;
  background: var(--color-border);
  border-radius: var(--radius-full);
  transition: background var(--transition-fast);
  cursor: pointer;
}

.toggle-switch input:checked + .toggle-switch__track { background: var(--color-primary); }

.toggle-switch__thumb {
  position: absolute;
  width: 14px;
  height: 14px;
  background: white;
  border-radius: 50%;
  left: 3px;
  top: 3px;
  box-shadow: var(--shadow-xs);
  transition: transform var(--transition-fast);
  pointer-events: none;
}

.toggle-switch input:checked ~ .toggle-switch__thumb { transform: translateX(16px); }

.width-selector {
  display: flex;
  gap: 4px;
}

.width-selector__btn {
  flex: 1;
  padding: 4px 0;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  background: var(--color-surface);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.width-selector__btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.width-selector__btn.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: white;
}

.options-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.option-item {
  display: flex;
  gap: var(--spacing-2);
  align-items: center;
}

.option-item input { flex: 1; padding: 5px 8px; font-size: var(--font-size-sm); }

.option-item__remove {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  color: var(--color-text-tertiary);
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.option-item__remove:hover { background: var(--color-danger-light); color: var(--color-danger); }

.btn-add-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  padding: 4px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-weight: var(--font-weight-medium);
}

.btn-add-option:hover { text-decoration: underline; }

.regex-test-area {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.regex-test-result {
  font-size: var(--font-size-xs);
  padding: 4px 8px;
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-medium);
}

.regex-test-result--pass { background: var(--color-success-light); color: var(--color-success); }
.regex-test-result--fail { background: var(--color-danger-light); color: var(--color-danger); }

.logic-rule {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
  padding: var(--spacing-3);
  background: var(--color-background);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  position: relative;
}

.logic-rule__remove {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-sm);
  color: var(--color-text-tertiary);
  transition: all var(--transition-fast);
}

.logic-rule__remove:hover { background: var(--color-danger-light); color: var(--color-danger); }

.logic-rule select { font-size: var(--font-size-sm); padding: 4px 8px; }

.preview-toolbar {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  flex-wrap: wrap;
}

.preview-device-btns {
  display: flex;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 2px;
}

.preview-device-btn {
  color: rgba(255,255,255,0.7) !important;
  border-radius: var(--radius-sm) !important;
}

.preview-device-btn.active {
  background: rgba(255,255,255,0.15) !important;
  color: white !important;
}

.preview-device-btn:hover:not(.active) { background: rgba(255,255,255,0.08) !important; }

.preview-frame-wrap {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: var(--spacing-8);
  min-height: 100%;
  width: 100%;
  overflow-y: auto;
}

.preview-frame {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: 0 0 60px rgba(0,0,0,0.4);
  overflow: hidden;
  transition: width var(--transition-slow), max-width var(--transition-slow);
  width: 100%;
  max-width: 900px;
  min-height: 400px;
}

.preview-frame[data-device="tablet"] { max-width: 768px; }
.preview-frame[data-device="mobile"] { max-width: 375px; }

.preview-form {
  padding: var(--spacing-8) var(--spacing-10);
}

.preview-form__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-2);
}

.preview-form__desc {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-6);
}

.preview-field {
  margin-bottom: var(--spacing-5);
}

.preview-field.hidden { display: none; }

.preview-field__label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-1);
  color: var(--color-text-primary);
}

.preview-field__label .required-star { color: var(--color-danger); margin-left: 2px; }

.preview-field__input,
.preview-field__select,
.preview-field__textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  background: var(--color-surface);
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  font-family: inherit;
}

.preview-field__input:focus,
.preview-field__select:focus,
.preview-field__textarea:focus {
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
  outline: none;
}

.preview-field__textarea { min-height: 100px; resize: vertical; }

.preview-field__helper { font-size: var(--font-size-xs); color: var(--color-text-tertiary); margin-top: 4px; }

.preview-field__error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: 4px;
  display: none;
}

.preview-field.has-error .preview-field__input,
.preview-field.has-error .preview-field__select,
.preview-field.has-error .preview-field__textarea {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.preview-field.has-error .preview-field__error { display: block; }

.preview-field__star-rating {
  display: flex;
  gap: 4px;
}

.star-btn {
  font-size: 24px;
  color: var(--color-border);
  cursor: pointer;
  transition: color var(--transition-fast), transform var(--transition-fast);
  background: none;
  border: none;
}

.star-btn:hover,
.star-btn.active { color: var(--color-warning); transform: scale(1.15); }

.signature-wrap {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
}

.signature-wrap canvas { display: block; cursor: crosshair; background: white; }
.signature-clear-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  font-size: var(--font-size-xs);
  padding: 2px 8px;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.preview-submit-btn {
  margin-top: var(--spacing-6);
  padding: 10px 28px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
  font-family: inherit;
}

.preview-submit-btn:hover { background: var(--color-primary-hover); }
.preview-submit-btn:active { transform: scale(0.97); }

.preview-success {
  padding: var(--spacing-10);
  text-align: center;
  color: var(--color-success);
}

.preview-success__icon { font-size: 48px; }
.preview-success__title { font-size: var(--font-size-xl); font-weight: var(--font-weight-bold); margin-top: var(--spacing-3); }
.preview-success__msg { color: var(--color-text-secondary); margin-top: var(--spacing-2); }

.validation-summary {
  padding: var(--spacing-3) var(--spacing-4);
  background: var(--color-danger-light);
  border: 1px solid var(--color-danger);
  border-radius: var(--radius-md);
  color: var(--color-danger);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-4);
}

.validation-summary ul { padding-left: var(--spacing-4); margin-top: var(--spacing-2); }
.validation-summary li { margin-bottom: 2px; }

.export-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: var(--spacing-4);
  flex-wrap: wrap;
}

.export-tab-btn {
  padding: 6px 14px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.export-tab-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

.export-tab-btn:hover:not(.active) { border-color: var(--color-primary); color: var(--color-primary); }

.export-code-wrap {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  max-height: 360px;
  border: 1px solid var(--color-border);
}

.export-code-wrap pre { max-height: 360px; overflow: auto; margin: 0 !important; font-size: 12px; }

.export-code-actions {
  display: flex;
  gap: var(--spacing-2);
  margin-top: var(--spacing-3);
  flex-wrap: wrap;
}

.export-qr-wrap {
  display: flex;
  justify-content: center;
  padding: var(--spacing-4);
}

.template-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-4);
}

.template-card {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast),
              transform var(--transition-fast);
}

.template-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.template-card__preview {
  height: 110px;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-background) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.template-card__mock {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px;
  width: 80%;
}

.template-card__mock-line {
  height: 6px;
  border-radius: 3px;
  background: var(--color-primary);
  opacity: 0.3;
}

.template-card__mock-line:nth-child(1) { width: 60%; opacity: 0.7; }
.template-card__mock-line:nth-child(2) { width: 100%; height: 14px; opacity: 0.15; border: 1px solid var(--color-primary); background: transparent; border-radius: var(--radius-sm); }
.template-card__mock-line:nth-child(3) { width: 100%; height: 14px; opacity: 0.15; border: 1px solid var(--color-primary); background: transparent; border-radius: var(--radius-sm); }

.template-card__body { padding: var(--spacing-3); }

.template-card__name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: 2px;
}

.template-card__count {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.template-card__actions {
  display: flex;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-3) var(--spacing-3);
}

.gallery-save-section {
  margin-top: var(--spacing-6);
  padding-top: var(--spacing-4);
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: var(--spacing-2);
  align-items: center;
}

.gallery-save-section input {
  flex: 1;
  padding: 6px 10px;
  font-size: var(--font-size-sm);
}

.activity-log {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
  max-height: 400px;
  overflow-y: auto;
}

.activity-item {
  display: flex;
  gap: var(--spacing-3);
  padding: var(--spacing-2) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
}

.activity-item__time {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  white-space: nowrap;
  padding-top: 2px;
  min-width: 55px;
}

.activity-item__msg { flex: 1; color: var(--color-text-primary); }

.activity-item__tag { flex-shrink: 0; }

.settings-sections {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-6);
}

.settings-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.settings-section__title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-bottom: var(--spacing-2);
  border-bottom: 1px solid var(--color-border);
}

.theme-selector {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-2);
}

.theme-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-1);
  padding: var(--spacing-2);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  background: var(--color-surface);
}

.theme-btn:hover { border-color: var(--color-primary); }
.theme-btn.active { border-color: var(--color-primary); box-shadow: 0 0 0 2px var(--color-primary-light); }

.theme-btn__swatch {
  width: 36px;
  height: 24px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0,0,0,0.06);
}

.theme-btn__name { font-size: var(--font-size-xs); font-weight: var(--font-weight-medium); color: var(--color-text-secondary); }

.theme-btn[data-theme="default"] .theme-btn__swatch { background: linear-gradient(135deg, #4F46E5 50%, #F3F4F6 50%); }
.theme-btn[data-theme="dark"] .theme-btn__swatch { background: linear-gradient(135deg, #6D28D9 50%, #1F2937 50%); }
.theme-btn[data-theme="minimal"] .theme-btn__swatch { background: linear-gradient(135deg, #111827 50%, #F9FAFB 50%); }
.theme-btn[data-theme="corporate"] .theme-btn__swatch { background: linear-gradient(135deg, #0EA5E9 50%, #F0F9FF 50%); }

.multi-step-pages-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.step-page-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.step-page-item input { flex: 1; padding: 4px 8px; }

.custom-css-editor {
  font-family: 'Courier New', monospace;
  font-size: 12px;
  min-height: 120px;
  background: #1e1e2e;
  color: #cdd6f4;
  border-color: #313244;
  resize: vertical;
  padding: var(--spacing-3);
}

.multi-column-row {
  display: flex;
  gap: var(--spacing-2);
  align-items: stretch;
}

.multi-column-row .canvas-element {
  flex: 1;
  margin-bottom: 0;
}

.multi-column-row--2 .canvas-element { width: 50%; }
.multi-column-row--3 .canvas-element { width: 33.333%; }

.column-layout-selector {
  display: flex;
  gap: 4px;
}

.column-layout-btn {
  padding: 4px 10px;
  font-size: var(--font-size-xs);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-text-secondary);
  background: var(--color-surface);
  transition: all var(--transition-fast);
}

.column-layout-btn.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: white;
}

.high-contrast .canvas-element { border-width: 2px; }
.high-contrast .btn--ghost { border: 1px solid currentColor; }
.high-contrast .palette-item__icon { border-width: 2px; }