/**
 * WOW3 Sidebar Styles
 * Styles for left and right sidebars, slide list, and elements tree
 */

/* ==================== SLIDE LIST ==================== */

.slide-list {
  padding: 8px;
}

.slide-thumbnail {
  width: 100%;
  aspect-ratio: 16/9;
  background: white;
  border: 2px solid #e0e0e0;
  border-radius: 4px;
  margin-bottom: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.slide-thumbnail.active {
  border-color: #2196F3;
  box-shadow: 0 2px 8px rgba(33, 150, 243, 0.3);
}

.slide-thumbnail:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.slide-thumbnail.dragging {
  opacity: 0.5;
}

.slide-number {
  position: absolute;
  top: 8px;
  left: 8px;
  background: rgba(0, 0, 0, 0.6);
  color: white;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 12px;
  font-weight: 500;
  z-index: 2;
}

/* Visibility toggle button */
.slide-visibility-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  z-index: 3;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 3px;
  padding: 1px 3px;
  line-height: 1;
}

.slide-visibility-btn i {
  font-size: 16px;
  color: white;
}

.slide-thumbnail:hover .slide-visibility-btn {
  opacity: 1;
}

/* Always show the icon when the slide is hidden */
.slide-thumbnail.slide-hidden .slide-visibility-btn {
  opacity: 0.7;
}

.slide-thumbnail.slide-hidden .slide-visibility-btn:hover {
  opacity: 1;
}

/* Dimmed appearance for hidden slides */
.slide-thumbnail.slide-hidden .slide-preview {
  opacity: 0.35;
}

.slide-thumbnail.slide-hidden .slide-number {
  opacity: 0.4;
}

/* Red diagonal line across hidden slide thumbnails */
.slide-thumbnail.slide-hidden .slide-preview::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top right,
    transparent calc(50% - 1px),
    rgba(244, 67, 54, 0.6) calc(50% - 1px),
    rgba(244, 67, 54, 0.6) calc(50% + 1px),
    transparent calc(50% + 1px)
  );
  pointer-events: none;
  z-index: 1;
}

/* Slide name label (visible on hover) */
.slide-name-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  padding: 3px 8px;
  font-size: 11px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  z-index: 2;
  opacity: 0;
  transition: opacity 0.15s ease;
  pointer-events: none;
  cursor: text;
}

.slide-thumbnail:hover .slide-name-label {
  opacity: 1;
  pointer-events: auto;
}

/* Inline edit input for slide name */
.slide-name-input {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: #1a1a1a !important;
  color: #ffffff !important;
  padding: 3px 8px;
  font-size: 11px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  outline: none;
  z-index: 3;
  box-sizing: border-box;
  font-family: inherit;
  -webkit-appearance: none;
}

.slide-name-input::selection {
  background: rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

.slide-preview {
  width: 100%;
  height: 100%;
  background: white;
  position: relative;
  transform-origin: top left;
}

.slide-preview canvas {
  width: 100%;
  height: 100%;
}

/* Empty state */
.slide-list-empty {
  text-align: center;
  padding: 40px 20px;
  color: #999;
}

.slide-list-empty i {
  font-size: 48px;
  margin-bottom: 12px;
  display: block;
}

/* ==================== SHELL THUMBNAIL ==================== */

.shell-thumbnail {
  border: 2px dashed #9C27B0;
  margin-bottom: 12px;
}

.shell-thumbnail.active {
  border-color: #9C27B0;
  box-shadow: 0 2px 8px rgba(156, 39, 176, 0.3);
}

.shell-thumbnail:hover {
  border-color: #7B1FA2;
}

.shell-label {
  background: rgba(156, 39, 176, 0.8) !important;
}

/* ==================== ELEMENTS TREE ==================== */

.elements-tree {
  padding: 0;
}

.elements-tree-empty {
  text-align: center;
  padding: 20px;
  color: #999;
  font-size: 14px;
}

.tree-item {
  padding: 8px 12px;
  border-left: 2px solid #e0e0e0;
  margin-bottom: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background 0.2s;
  font-size: 14px;
}

.tree-item.level-1 {
  margin-left: 20px;
  padding-left: 8px;
}

.tree-item:hover {
  background: #f5f5f5;
}

.tree-item.selected {
  background: #E3F2FD;
  border-left-color: #2196F3;
}

.tree-item-icon {
  font-size: 16px;
  color: #666;
  width: 20px;
  text-align: center;
}

.tree-item-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Animation buttons */
.animation-btn {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid #ccc;
  background: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: bold;
  transition: all 0.2s;
  flex-shrink: 0;
}

.animation-btn:hover {
  background: #f5f5f5;
  border-color: #999;
}

.animation-btn.active {
  background: #4CAF50;
  color: white;
  border-color: #4CAF50;
}

.animation-btn:active {
  transform: scale(0.95);
}

/* ==================== PROPERTY PANELS ==================== */

.property-group {
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e0e0e0;
}

.property-group:last-child {
  border-bottom: none;
}

.property-label {
  font-size: 12px;
  color: #666;
  margin-bottom: 4px;
  display: block;
  font-weight: 500;
}

.property-row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
}

.property-row.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.property-row.three-col {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
}

/* Color picker group */
.color-picker-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.color-picker-group input[type="color"] {
  width: 40px;
  height: 32px;
  border: 1px solid #ccc;
  border-radius: 4px;
  cursor: pointer;
}

.color-picker-group input[type="text"] {
  flex: 1;
  height: 32px;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 0 8px;
  font-family: monospace;
}

/* ==================== BUTTON GROUPS ==================== */

.btn-group {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
}

.btn-group .btn-small {
  flex: 1;
  padding: 0 8px;
  font-size: 12px;
}

.btn-group .btn-small i {
  font-size: 16px;
}

/* ==================== SELECT DROPDOWNS ==================== */

.property-section select {
  display: block;
  width: 100%;
  height: 32px;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 0 8px;
  font-size: 14px;
  background: white;
  cursor: pointer;
}

/* ==================== NUMBER INPUTS ==================== */

.number-input-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.number-input-group input {
  flex: 1;
  height: 32px;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 0 8px;
  font-size: 14px;
}

.number-input-group .unit {
  font-size: 12px;
  color: #666;
  min-width: 20px;
}

/* ==================== TOGGLE SWITCHES ==================== */

.toggle-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.toggle-group label {
  font-size: 14px;
  color: #333;
}

/* ==================== COLLAPSIBLE SECTIONS ==================== */

.collapsible {
  border: none;
  box-shadow: none;
  margin: 0;
}

.collapsible-header {
  background: #fafafa;
  border-bottom: 1px solid #e0e0e0;
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.collapsible-header i {
  margin-right: 8px;
}

.collapsible-body {
  padding: 16px;
  border-bottom: 1px solid #e0e0e0;
}

/* ==================== SLIDER INPUTS ==================== */

.range-field {
  margin: 16px 0;
}

.range-field input[type="range"] {
  width: 100%;
}

.range-value {
  font-size: 12px;
  color: #666;
  text-align: right;
  margin-top: 4px;
}

/* ==================== DIVIDERS ==================== */

.sidebar-divider {
  height: 1px;
  background: #e0e0e0;
  margin: 16px 0;
}

/* ==================== HELPER TEXT ==================== */

.helper-text {
  font-size: 11px;
  color: #999;
  margin-top: 4px;
  line-height: 1.3;
}