/* Studio modules — SVGA Edit / VAP / Multi Preview / Converters */

.settings-group {
  margin-bottom: 14px;
}

.setting-label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
}

.studio-tools-panel .convert-btn {
  width: 100%;
  margin-top: 8px;
}

.studio-workspace {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 20px;
  align-items: start;
}

.studio-preview-panel,
.studio-tools-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.studio-player {
  min-height: 280px;
  background: transparent;
  border-radius: 0;
  border: none;
  overflow: visible;
  display: flex;
  align-items: center;
  justify-content: center;
}

.studio-tool-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 16px;
}

.studio-tool {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  padding: 8px 10px;
  background: var(--bg-elevated);
  border-radius: 8px;
  border: 1px solid var(--border);
}

.studio-tool input {
  accent-color: var(--accent);
}

.settings-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

.setting-input,
.setting-select {
  width: 100%;
  margin-top: 6px;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-size: 13px;
}

.setting-range {
  width: 100%;
  margin-top: 8px;
  accent-color: var(--accent);
}

.setting-value {
  display: inline-block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--accent-light);
}

.studio-feature-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.studio-feature-list li {
  font-size: 13px;
  color: var(--text-secondary);
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.studio-feature-list li::before {
  content: '✓ ';
  color: var(--green);
}

.vap-preview-stage {
  position: relative;
  min-height: 280px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background-image:
    linear-gradient(45deg, #1a2030 25%, transparent 25%),
    linear-gradient(-45deg, #1a2030 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #1a2030 75%),
    linear-gradient(-45deg, transparent 75%, #1a2030 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0;
  background-color: #0d1117;
  display: flex;
  align-items: center;
  justify-content: center;
}

.vap-preview-stage.solid-bg {
  background: #0a0c12;
}

.vap-preview-stage video,
.studio-source-video {
  max-width: 100%;
  max-height: 360px;
  display: block;
  margin: 0 auto;
}

.studio-playback-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.studio-chip-btn {
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.studio-chip-btn:hover {
  border-color: var(--border-hover);
  color: var(--accent-light);
}

.studio-toolbar {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.studio-zoom {
  display: flex;
  align-items: center;
  gap: 8px;
}

.studio-count {
  margin-left: auto;
  font-size: 12px;
  color: var(--text-muted);
}

.studio-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-top: 14px;
  font-size: 12px;
  color: var(--text-secondary);
}

.studio-flow span:nth-child(odd) {
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.multi-svga-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: center;
  align-items: flex-start;
  overflow: visible;
}

.multi-svga-card {
  background: transparent !important;
  border: 0 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  outline: none !important;
  overflow: visible !important;
  width: auto;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0;
  margin: 0;
}

.multi-svga-card .multi-shell {
  position: relative;
  overflow: visible;
  border: 0;
  background: transparent;
  line-height: 0;
}

.multi-svga-card .multi-stage {
  position: relative;
  overflow: visible;
  border: 0;
  background: transparent;
  line-height: 0;
  transform-origin: top left;
  will-change: transform;
}

.multi-svga-card .multi-stage canvas {
  display: block;
  border: 0 !important;
  outline: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  pointer-events: none;
}

.multi-svga-card .multi-meta {
  padding: 10px 0 0;
  border: 0;
  background: transparent;
  text-align: center;
  max-width: 480px;
}

.multi-svga-card .multi-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.multi-svga-card .multi-info {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

#page-multi-svga,
#page-multi-svga .converter-layout,
#page-multi-svga .studio-layout {
  overflow: visible;
}

@media (max-width: 900px) {
  .studio-workspace {
    grid-template-columns: 1fr;
  }
}

/* ===== SVGA Editing (default tool layout) ===== */
.svga-edit-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(300px, 380px);
  gap: 20px;
  align-items: stretch;
  min-height: 560px;
}

.svga-edit-preview-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.svga-edit-layer-wrap {
  cursor: grab;
  outline: 1px dashed transparent;
}

.svga-edit-layer-wrap.is-active-layer {
  outline: 1px dashed rgba(129, 140, 248, 0.55);
}

.svga-edit-layer-wrap.is-dragging {
  cursor: grabbing;
  outline: 1px solid rgba(129, 140, 248, 0.9);
}

.svga-edit-stage {
  flex: 1;
  min-height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 0;
  overflow: visible;
  touch-action: none;
}

.svga-edit-filebar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
}

.svga-edit-playback {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.svga-edit-side {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 0;
}

.svga-edit-detail,
.svga-edit-images {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.svga-edit-panel-title {
  margin: 0;
  padding: 12px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}

.svga-edit-meta {
  margin: 0;
  padding: 8px 0;
}

.svga-edit-meta > div {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 8px;
  padding: 8px 14px;
  font-size: 13px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.svga-edit-meta > div:last-child {
  border-bottom: 0;
}

.svga-edit-meta dt {
  margin: 0;
  color: var(--text-muted);
  font-weight: 500;
}

.svga-edit-meta dd {
  margin: 0;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.svga-edit-options {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.svga-edit-layers {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 260px;
}

.svga-edit-opt-hint {
  font-weight: 400;
  font-size: 11px;
  color: var(--text-muted);
}

.svga-edit-options-body {
  padding: 12px 14px 14px;
}

.svga-edit-options-body .settings-group {
  margin-bottom: 12px;
}

.svga-edit-color-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
}

.svga-edit-color-row input[type="color"] {
  width: 40px;
  height: 32px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-elevated);
  cursor: pointer;
}

.svga-edit-hint {
  margin: 0;
  padding: 6px 14px 8px;
  font-size: 11px;
  color: var(--text-muted);
}

.svga-edit-layer-list {
  overflow-y: auto;
  padding: 6px;
  flex: 1;
}

.svga-edit-layer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid transparent;
  margin-bottom: 4px;
}

.svga-edit-layer-row.selected {
  border-color: var(--accent);
  background: rgba(99, 102, 241, 0.12);
}

.svga-edit-layer-main {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  flex: 1;
  cursor: pointer;
}

.svga-edit-layer-order {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.svga-edit-layer-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.svga-edit-layer-actions .studio-chip-btn {
  padding: 4px 8px;
  min-width: 28px;
}

.svga-edit-images {
  max-height: 280px;
}

.svga-edit-images-head .svga-edit-panel-title {
  border-bottom: 1px solid var(--border);
}

.svga-edit-image-list {
  overflow-y: auto;
  flex: 1;
  padding: 6px;
}

.svga-edit-image-row {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
}

.svga-edit-image-row:hover {
  background: var(--bg-elevated);
}

.svga-edit-image-row.selected {
  border-color: var(--accent);
  background: rgba(99, 102, 241, 0.12);
}

.svga-edit-thumb {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  border-radius: 6px;
  background:
    linear-gradient(45deg, #1a2030 25%, transparent 25%),
    linear-gradient(-45deg, #1a2030 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #1a2030 75%),
    linear-gradient(-45deg, transparent 75%, #1a2030 75%);
  background-size: 10px 10px;
  background-position: 0 0, 0 5px, 5px -5px, -5px 0;
  background-color: #0d1117;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.svga-edit-thumb img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

.svga-edit-image-key {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.svga-edit-image-meta {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.svga-edit-empty {
  padding: 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

.svga-edit-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.svga-edit-actions .convert-btn {
  width: 100%;
}

@media (max-width: 960px) {
  .svga-edit-workspace {
    grid-template-columns: 1fr;
  }

  .svga-edit-images {
    max-height: 320px;
  }
}