:root{
  --bg:#ffffff;
  --panel:#f8f9fa;
  --border:#e0e0e0;
  --text:#1a1a1a;
  --muted:#666666;
  --primary:#22c55e;
  --primary-light:#dcfce7;
  --danger:#ef4444;
}
html, body{
  height:100%;
}
*{box-sizing:border-box;}
html.tour-active,
body.tour-active{
  overflow:hidden;
}
body.tour-script-input-locked{
  cursor: default;
}
.lock-mask{
  display:none;
  position: fixed;
  inset: 0;
  z-index: 1400;
  background: rgba(15,23,42,0.55);
  pointer-events: auto;
}
.lock-mask.show{
  display:block;
}
body.tour-world-locked #workflowTourPortal,
body.tour-world-locked #workflowTourPortal *{
  pointer-events:auto !important;
}
body.tour-world-locked .brand-floating{
  z-index: 1600;
  pointer-events:none;
}
body.tour-world-locked .brand-floating #defaultWorldSelect{
  pointer-events:none;
  opacity:0.45;
}
body.tour-world-locked #createWorldBtn{
  pointer-events:auto !important;
  position: relative;
  z-index: 1650;
  filter: drop-shadow(0 0 12px rgba(34,197,94,1)) drop-shadow(0 0 24px rgba(34,197,94,0.8));
  animation: tourPulseStrong 1s ease-in-out infinite;
  box-shadow: 0 0 0 0 rgba(34,197,94,0.7);
}
@keyframes tourPulseStrong{
  0%{ 
    transform: scale(1); 
    box-shadow: 0 0 0 0 rgba(34,197,94,0.7);
  }
  50%{ 
    transform: scale(1.15); 
    box-shadow: 0 0 0 8px rgba(34,197,94,0);
  }
  100%{ 
    transform: scale(1); 
    box-shadow: 0 0 0 0 rgba(34,197,94,0);
  }
}
@keyframes tourPulse{
  0%{ transform: scale(1); }
  50%{ transform: scale(1.08); }
  100%{ transform: scale(1); }
}
body.tour-world-modal .lock-mask{
  display:none;
}
body.tour-world-modal #createWorldModal{
  pointer-events:none;
  z-index: 2000;
}
body.tour-world-modal #createWorldModal .modal-card{
  pointer-events:auto;
}
body.tour-world-modal #createWorldModal .modal-close{
  pointer-events:none;
  opacity:0.35;
  cursor:not-allowed;
}
body.tour-world-modal .modal:not(#createWorldModal){
  pointer-events:none;
}
body.tour-world-modal #createWorldSaveBtn,
body.tour-world-modal #createWorldCancelBtn{
  pointer-events:auto;
}
body.tour-world-focus-create #createWorldSaveBtn{
  position:relative;
  z-index:2050;
  filter: drop-shadow(0 0 18px rgba(34,197,94,0.65));
  animation: tourPulse 1.2s ease-in-out infinite;
}
#workflowTourPortal .tour-overlay{
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,0.55);
  pointer-events: none;
  transition: background 0.2s ease;
}
body.tour-location-locked .lock-mask,
body.tour-character-locked .lock-mask,
body.tour-script-locked .lock-mask{
  display:block;
}
body.tour-location-locked,
body.tour-character-locked,
body.tour-script-locked{
  cursor: default;
}
body.tour-location-locked .brand-floating,
body.tour-location-locked .ratio-floating,
body.tour-location-locked .minimap,
body.tour-location-locked .zoom-controls,
body.tour-location-locked .timeline-container,
body.tour-location-locked .timeline-expand-btn,
body.tour-character-locked .brand-floating,
body.tour-character-locked .ratio-floating,
body.tour-character-locked .minimap,
body.tour-character-locked .zoom-controls,
body.tour-character-locked .timeline-container,
body.tour-character-locked .timeline-expand-btn,
body.tour-script-locked .brand-floating,
body.tour-script-locked .ratio-floating,
body.tour-script-locked .minimap,
body.tour-script-locked .zoom-controls,
body.tour-script-locked .timeline-container,
body.tour-script-locked .timeline-expand-btn{
  pointer-events:none;
}
body.tour-location-locked .add-btn-container,
body.tour-character-locked .add-btn-container,
body.tour-script-locked .add-btn-container{
  z-index:1650;
}
body.tour-location-locked #addBtn,
body.tour-character-locked #addBtn,
body.tour-script-locked #addBtn{
  pointer-events:auto !important;
  position:relative;
  z-index:1660;
  filter: drop-shadow(0 0 18px rgba(34,197,94,0.55));
  animation: tourPulse 1.2s ease-in-out infinite;
}
body.tour-location-locked .add-menu,
body.tour-character-locked .add-menu,
body.tour-script-locked .add-menu{
  z-index:1660;
  pointer-events:auto;
  display:block !important;
}
body.tour-location-locked .add-menu-item,
body.tour-character-locked .add-menu-item,
body.tour-script-locked .add-menu-item{
  pointer-events:none;
  opacity:0.35;
}
body.tour-location-locked #menuAddLocation{
  pointer-events:auto;
  opacity:1;
  position:relative;
  z-index:1670;
  background: rgba(34,197,94,0.08);
  border-radius: 8px;
  animation: tourPulse 1.2s ease-in-out infinite;
}
body.tour-location-locked #menuAddLocation:hover{
  background: rgba(34,197,94,0.15);
}
body.tour-character-locked #menuAddCharacter{
  pointer-events:auto;
  opacity:1;
  position:relative;
  z-index:1670;
  background: rgba(34,197,94,0.08);
  border-radius: 8px;
  animation: tourPulse 1.2s ease-in-out infinite;
}
body.tour-character-locked #menuAddCharacter:hover{
  background: rgba(34,197,94,0.15);
}
body.tour-script-locked #menuAddScript{
  pointer-events:auto;
  opacity:1;
  position:relative;
  z-index:1670;
  background: rgba(34,197,94,0.08);
  border-radius: 8px;
  animation: tourPulse 1.2s ease-in-out infinite;
}
body.tour-script-locked #menuAddScript:hover{
  background: rgba(34,197,94,0.15);
}
body.tour-script-input-locked .lock-mask{
  display:none;
}
body.tour-script-input-locked{
  cursor: default;
}
body.tour-script-input-locked .brand-floating,
body.tour-script-input-locked .ratio-floating,
body.tour-script-input-locked .minimap,
body.tour-script-input-locked .zoom-controls,
body.tour-script-input-locked .timeline-container,
body.tour-script-input-locked .timeline-expand-btn,
body.tour-script-input-locked .add-btn-container{
  pointer-events:none;
  opacity:0.35;
}
body.tour-script-input-locked .node{
  pointer-events:none;
  opacity:0.35;
}
body.tour-script-input-locked .node:has(.script-textarea){
  pointer-events:auto;
  opacity:1;
  position:relative;
  z-index:1670;
}
body.tour-script-input-locked .node:has(.script-textarea) *{
  pointer-events:auto;
}
body.tour-script-input-locked .script-textarea{
  position:relative;
  z-index:1671;
  box-shadow: 0 0 0 3px rgba(34,197,94,0.3);
}
body.tour-script-input-locked #connectionsSvg,
body.tour-script-input-locked .canvas-container svg{
  pointer-events:none;
}
body.tour-script-input-locked .tour-highlight{
  display:none;
}
body.tour-script-input-locked .tour-overlay{
  display:none;
}
body.tour-script-input-locked #workflowTourPortal{
  pointer-events:none;
}
body.tour-script-input-locked #workflowTourPortal .tour-popover,
body.tour-script-input-locked #workflowTourPortal .tour-popover *{
  pointer-events:auto;
}
body.tour-split-shots-locked .lock-mask{
  display:none;
}
body.tour-split-shots-locked{
  cursor: default;
}
body.tour-split-shots-locked .brand-floating,
body.tour-split-shots-locked .ratio-floating{
  pointer-events:none;
  opacity:1;
}
body.tour-split-shots-locked .minimap,
body.tour-split-shots-locked .zoom-controls,
body.tour-split-shots-locked .timeline-container,
body.tour-split-shots-locked .timeline-expand-btn,
body.tour-split-shots-locked .add-btn-container{
  pointer-events:none;
  opacity:0.35;
}
body.tour-split-shots-locked .node{
  pointer-events:none;
  opacity:0.35;
}
body.tour-split-shots-locked .node:has(.shot-group-generate-btn){
  pointer-events:auto;
  opacity:1;
  z-index:1670;
}
body.tour-split-shots-locked .node:has(.shot-group-generate-btn) *{
  pointer-events:auto;
}
body.tour-split-shots-locked .shot-group-generate-btn{
  position:relative;
  z-index:1671;
  box-shadow: 0 0 0 3px rgba(34,197,94,0.3);
}
body.tour-split-shots-locked #connectionsSvg,
body.tour-split-shots-locked .canvas-container svg{
  pointer-events:none;
}
body.tour-split-shots-locked .tour-highlight{
  display:none;
}
body.tour-split-shots-locked .tour-overlay{
  display:none;
}
body.tour-split-shots-locked #workflowTourPortal{
  pointer-events:none;
}
body.tour-split-shots-locked #workflowTourPortal .tour-popover,
body.tour-split-shots-locked #workflowTourPortal .tour-popover *{
  pointer-events:auto;
}
body.tour-generate-storyboard-locked .lock-mask{
  display:none;
}
body.tour-generate-storyboard-locked{
  cursor: default;
}
body.tour-generate-storyboard-locked .brand-floating,
body.tour-generate-storyboard-locked .ratio-floating,
body.tour-generate-storyboard-locked .minimap,
body.tour-generate-storyboard-locked .zoom-controls,
body.tour-generate-storyboard-locked .timeline-container,
body.tour-generate-storyboard-locked .timeline-expand-btn,
body.tour-generate-storyboard-locked .add-btn-container{
  pointer-events:none;
  opacity:0.35;
}
body.tour-generate-storyboard-locked .node{
  pointer-events:none;
  opacity:0.35;
}
body.tour-generate-storyboard-locked .node:has(.shot-frame-generate-btn){
  pointer-events:auto;
  opacity:1;
  position:relative;
  z-index:1670;
}
body.tour-generate-storyboard-locked .node:has(.shot-frame-generate-btn) *{
  pointer-events:auto;
}
body.tour-generate-storyboard-locked .shot-frame-generate-btn{
  position:relative;
  z-index:1671;
  box-shadow: 0 0 0 3px rgba(34,197,94,0.3);
}
body.tour-generate-storyboard-locked #connectionsSvg,
body.tour-generate-storyboard-locked .canvas-container svg{
  pointer-events:none;
}
body.tour-generate-storyboard-locked .tour-highlight{
  display:none;
}
body.tour-generate-storyboard-locked .tour-overlay{
  display:none;
}
body.tour-generate-storyboard-locked #workflowTourPortal{
  pointer-events:none;
}
body.tour-generate-storyboard-locked #workflowTourPortal .tour-popover,
body.tour-generate-storyboard-locked #workflowTourPortal .tour-popover *{
  pointer-events:auto;
}
body.tour-generate-video-locked .lock-mask{
  display:none;
}
body.tour-generate-video-locked{
  cursor: default;
}
body.tour-generate-video-locked .brand-floating,
body.tour-generate-video-locked .ratio-floating,
body.tour-generate-video-locked .minimap,
body.tour-generate-video-locked .zoom-controls,
body.tour-generate-video-locked .timeline-container,
body.tour-generate-video-locked .timeline-expand-btn,
body.tour-generate-video-locked .add-btn-container{
  pointer-events:none;
  opacity:0.35;
}
body.tour-generate-video-locked .node{
  pointer-events:none;
  opacity:0.35;
}
body.tour-generate-video-locked .node:has(.shot-frame-generate-video-btn){
  pointer-events:auto;
  opacity:1;
  z-index:1670;
}
body.tour-generate-video-locked .node:has(.shot-frame-generate-video-btn) *{
  pointer-events:auto;
}
body.tour-generate-video-locked .shot-frame-generate-video-btn{
  position:relative;
  z-index:1671;
  box-shadow: 0 0 0 3px rgba(34,197,94,0.3);
}
body.tour-generate-video-locked #connectionsSvg,
body.tour-generate-video-locked .canvas-container svg{
  pointer-events:none;
}
body.tour-generate-video-locked .tour-highlight{
  display:none;
}
body.tour-generate-video-locked .tour-overlay{
  display:none;
}
body.tour-generate-video-locked #workflowTourPortal{
  pointer-events:none;
}
body.tour-generate-video-locked #workflowTourPortal .tour-popover,
body.tour-generate-video-locked #workflowTourPortal .tour-popover *{
  pointer-events:auto;
}
body.tour-add-to-timeline-locked .lock-mask{
  display:none;
}
body.tour-add-to-timeline-locked{
  cursor: default;
}
body.tour-add-to-timeline-locked .brand-floating,
body.tour-add-to-timeline-locked .ratio-floating,
body.tour-add-to-timeline-locked .minimap,
body.tour-add-to-timeline-locked .zoom-controls,
body.tour-add-to-timeline-locked .timeline-container,
body.tour-add-to-timeline-locked .timeline-expand-btn,
body.tour-add-to-timeline-locked .add-btn-container{
  pointer-events:none;
  opacity:0.35;
}
body.tour-add-to-timeline-locked .node{
  pointer-events:none;
  opacity:0.35;
}
body.tour-add-to-timeline-locked .node:has(.video-add-timeline){
  pointer-events:auto;
  opacity:1;
  position:relative;
  z-index:1670;
}
body.tour-add-to-timeline-locked .node:has(.video-add-timeline) *{
  pointer-events:auto;
}
body.tour-add-to-timeline-locked .video-add-timeline{
  position:relative;
  z-index:1671;
  box-shadow: 0 0 0 3px rgba(34,197,94,0.3);
}
body.tour-add-to-timeline-locked #connectionsSvg,
body.tour-add-to-timeline-locked .canvas-container svg{
  pointer-events:none;
}
body.tour-add-to-timeline-locked .tour-highlight{
  display:none;
}
body.tour-add-to-timeline-locked .tour-overlay{
  display:none;
}
body.tour-add-to-timeline-locked #workflowTourPortal{
  pointer-events:none;
}
body.tour-add-to-timeline-locked #workflowTourPortal .tour-popover,
body.tour-add-to-timeline-locked #workflowTourPortal .tour-popover *{
  pointer-events:auto;
}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg);
  color: var(--text);
  min-height:100vh;
}
.topbar{
  display:none;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  cursor: pointer;
  text-decoration: none;
}
.brand:hover{ opacity: 0.8; }
.brand img{width:28px;height:28px;}
.brand-title{font-weight:900; letter-spacing:0.3px; color: var(--text);}
.top-actions{display:flex; align-items:center; gap:10px;}
.btn{
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 10px 16px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.15s;
}
.btn:hover{ opacity: 0.9; }
.btn.secondary{
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
}
.shell{
  padding: 0;
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--bg);
}
.ratio-label{
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}
select{
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  outline: none;
  cursor: pointer;
}
.canvas-container{
  flex: 1;
  margin-top: 0;
  position: relative;
  height: 100%;
  min-height: 0;
  background: #fafafa;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  cursor: grab;
}
.brand-floating{
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 46;
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.95);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.10);
  backdrop-filter: blur(6px);
}
.brand-floating .brand{
  gap: 8px;
}
.brand-floating .brand img{width:22px;height:22px;}
.brand-floating .brand-title{font-weight:800;}
.world-selector{
  display: flex;
  align-items: center;
  gap: 6px;
  padding-left: 10px;
  border-left: 1px solid var(--border);
}
.world-selector-actions{
  display:flex;
  align-items:center;
  gap:6px;
}
.world-selector select{
  font-size: 13px;
  padding: 6px 10px;
  min-width: 140px;
}
.world-selector select.no-world-selected{
  border-color: var(--danger);
  color: var(--danger);
  background: #fef2f2;
}
.world-selector .mini-btn{
  padding: 4px 10px;
  font-size: 14px;
  font-weight: 700;
}
.tour-trigger{
  padding: 6px 10px;
  font-size: 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text);
  background: #fff;
  transition: border-color 0.2s, transform 0.2s;
}
.tour-trigger:hover{
  border-color: var(--primary);
  transform: translateY(-1px);
}
.ai-btn-container{
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(calc(-50% - 60px));
  z-index: 45;
}
.ai-btn{
  width: 44px;
  height: 60px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 22px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  box-shadow: 0 2px 8px rgba(34,197,94,0.4);
  transition: transform 0.15s, box-shadow 0.15s;
  letter-spacing: 0;
  line-height: 1;
}
.ai-btn:hover{
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(34,197,94,0.5);
}
.ai-btn-text{
  display: block;
  margin: 0;
  padding: 0;
}
.ratio-floating{
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 46;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.10);
  backdrop-filter: blur(6px);
}
.computing-power-chip{
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(34,197,94,0.08);
  color: var(--text);
}
.computing-power-value{
  color: var(--primary);
  font-weight: 700;
  margin-left: 2px;
}
.computing-power-refresh{
  padding: 2px 6px;
  font-size: 12px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--muted);
  border-radius: 6px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}
.computing-power-refresh:hover{
  color: var(--primary);
  border-color: var(--primary);
}
.ratio-floating .ratio-label{
  font-weight: 600;
}
.save-btn{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 13px;
}
.save-btn:disabled{
  opacity: 0.6;
  cursor: not-allowed;
}
.toast{
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: transparent;
  color: #333;
  padding: 0;
  font-size: 14px;
  font-weight: 500;
  z-index: 2000;
  opacity: 0;
  transition: all 0.3s;
  pointer-events: none;
  text-shadow: 0 1px 2px rgba(255,255,255,0.8);
}
.toast.show{
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
.toast.error{ color: #dc2626; }
.toast.success{ color: #16a34a; }
.canvas-container.panning{
  cursor: grabbing;
}
.canvas-container.placing{
  cursor: crosshair;
}
.canvas-container.placing .node{
  pointer-events: none;
}
.canvas-world{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transform-origin: 0 0;
}
.canvas{
  position: absolute;
  top: 0;
  left: 0;
  width: 10000px;
  height: 10000px;
}
svg.connections{
  position: absolute;
  top: 0;
  left: 0;
  width: 10000px;
  height: 10000px;
  pointer-events: none;
  z-index: 11;
}
svg.connections path.hitbox{
  fill: none;
  stroke: transparent;
  stroke-width: 20;
  stroke-linecap: round;
  pointer-events: stroke;
  cursor: pointer;
}
svg.connections path.line{
  fill: none;
  stroke: var(--primary);
  stroke-width: 3;
  stroke-linecap: round;
  pointer-events: none;
  transition: stroke 0.15s, stroke-width 0.15s;
}
svg.connections path.line.hover{
  stroke-width: 5;
}
svg.connections path.line.selected{
  stroke: var(--danger);
  stroke-width: 5;
}
svg.connections path.temp{
  fill: none;
  stroke: #999;
  stroke-width: 2;
  stroke-dasharray: 5,5;
  pointer-events: none;
}
svg.connections path.reference-line{
  fill: none;
  stroke: #8b5cf6;
  stroke-width: 3;
  stroke-dasharray: 5,5;
  stroke-linecap: round;
  pointer-events: none;
  transition: stroke 0.15s, stroke-width 0.15s;
}
svg.connections path.reference-line.hover{
  stroke-width: 5;
}
svg.connections path.reference-line.selected{
  stroke: var(--danger);
  stroke-width: 5;
}

.conn-delete-btn{
  position: absolute;
  width: 24px;
  height: 24px;
  background: var(--danger);
  color: #fff;
  border: none;
  border-radius: 50%;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 30;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}
.conn-delete-btn:hover{
  background: #dc2626;
}

.zoom-controls{
  position: absolute;
  left: 210px;
  bottom: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  z-index: 45;
}
.zoom-btn{
  width: 32px;
  height: 32px;
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 18px;
  font-weight: bold;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}
.zoom-btn:hover{
  background: var(--panel);
}
.zoom-level{
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.minimap{
  position: absolute;
  left: 12px;
  bottom: 12px;
  width: 180px;
  height: 120px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
  z-index: 40;
  overflow: hidden;
}

.add-btn-container{
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 45;
}
.add-btn{
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 50%;
  font-size: 24px;
  font-weight: bold;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(34,197,94,0.4);
  transition: transform 0.15s, box-shadow 0.15s;
}
.add-btn:hover{
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(34,197,94,0.5);
}
.add-menu{
  display: none;
  position: absolute;
  left: 52px;
  top: 50%;
  transform: translateY(-50%);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  min-width: 160px;
  overflow: hidden;
}
.add-menu.show{ display: block; }
.add-menu-group{
  padding: 8px 0;
}
.add-menu-group:not(:last-child){
  border-bottom: 1px solid var(--border);
}
.add-menu-label{
  padding: 6px 14px;
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  text-transform: uppercase;
}
.add-menu-item{
  padding: 10px 14px;
  font-size: 14px;
  color: var(--text);
  cursor: pointer;
  transition: background 0.1s;
  display: flex;
  align-items: center;
  gap: 10px;
}
.add-menu-item:hover{
  background: var(--panel);
}
.add-menu-icon{
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  color: #111827;
  opacity: 0.9;
}
.add-menu-text{
  display: block;
  line-height: 1.1;
}
.minimap-content{
  position: relative;
  width: 100%;
  height: 100%;
}
.minimap-node{
  position: absolute;
  background: var(--primary);
  border-radius: 2px;
  opacity: 0.7;
}
.minimap-viewport{
  position: absolute;
  border: 2px solid var(--danger);
  background: rgba(239,68,68,0.1);
  border-radius: 2px;
  cursor: move;
}
.minimap-line{
  position: absolute;
  height: 2px;
  background: var(--primary);
  opacity: 0.5;
  transform-origin: left center;
}

.node{
  position:absolute;
  width: 300px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  user-select:none;
  z-index: 20;
}
.node.selected{
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08), 0 0 0 2px var(--primary-light);
}
.node-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding: 10px 12px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  border-radius: 12px 12px 0 0;
  cursor: grab;
}
.node-title{font-weight: 800; font-size: 14px; color: var(--text);}
.icon-btn{
  background: transparent;
  border: 0;
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
}
.icon-btn:hover{
  color: var(--primary);
}
.icon-btn:hover{ background: rgba(0,0,0,0.05); }
.node-body{ padding: 12px; display:flex; flex-direction:column; gap:12px; }
.field{ display:flex; flex-direction:column; gap:6px; }

.field-always-visible{
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-collapsible{
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  margin: 0 !important;
  padding: 0 !important;
  gap: 0 !important;
  transition: all 0.2s ease;
}

.node.selected .field-collapsible{
  max-height: 500px;
  overflow: visible;
  opacity: 1;
  margin: 0 !important;
  padding: 0 !important;
  gap: 6px !important;
}

body.tour-script-input-locked .node:has(.script-textarea) .field-collapsible,
body.tour-split-shots-locked .node:has(.shot-group-generate-btn) .field-collapsible,
body.tour-generate-storyboard-locked .node:has(.shot-frame-generate-btn) .field-collapsible,
body.tour-generate-video-locked .node:has(.shot-frame-generate-video-btn) .field-collapsible,
body.tour-add-to-timeline-locked .node:has(.video-add-timeline) .field-collapsible{
  max-height: 500px;
  opacity: 1;
  gap: 6px !important;
}

.field-row{
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.field-row .field{
  flex: 1;
  min-width: 220px;
}
.media-field-row{
  align-items: flex-start;
}
.media-field-row .field{
  flex: 1;
}
.media-field-row audio{
  width: 100%;
}
.compact-textarea{
  min-height: 80px;
  max-height: 140px;
}
.field.btn-row{
  flex-direction: row;
  justify-content: flex-end;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.label{ color: var(--muted); font-size:12px; font-weight:700; }
.label .req{ color: var(--danger); margin-left: 4px; }
.motion-help{
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
}
.toggle-row{
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text);
  user-select: none;
}
.toggle-row input{ transform: translateY(1px); }
.motion-options{ display: none; }
.motion-help svg{
  width: 120px;
  height: 44px;
  flex: 0 0 auto;
}
.motion-help-text{
  font-size: 12px;
  color: var(--muted);
  line-height: 1.2;
}
.gen-container{
  position: relative;
  display: inline-flex;
  align-items: stretch;
  z-index: 1;
}
.gen-btn{
  border: 1px solid var(--primary);
  background: var(--primary);
  color: #fff;
  padding: 9px 12px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.gen-btn:hover{ opacity: 0.95; }
.gen-btn-white{
  background: #fff;
  color: #333;
  border: 1px solid #ddd;
}
.gen-btn-white:hover{
  background: #f5f5f5;
  opacity: 1;
}
.gen-btn-white:disabled{
  background: #f9f9f9;
  color: #999;
  border-color: #e5e5e5;
  cursor: not-allowed;
  opacity: 0.6;
}
.gen-btn-green{
  background: #10b981;
  color: #fff;
  border: 1px solid #10b981;
}
.gen-btn-green:hover{
  background: #059669;
  border-color: #059669;
  opacity: 1;
}
.gen-btn-green:disabled{
  background: #6ee7b7;
  border-color: #6ee7b7;
  cursor: not-allowed;
  opacity: 0.6;
}
.mini-btn.gen-btn-white{
  background: #fff;
  color: #333;
  border: 1px solid #ddd;
}
.mini-btn.gen-btn-white:hover{
  background: #f5f5f5;
  opacity: 1;
}
.mini-btn.gen-btn-white:disabled{
  background: #f9f9f9;
  color: #999;
  border-color: #e5e5e5;
  cursor: not-allowed;
  opacity: 0.6;
}
.mini-btn.gen-btn-green{
  background: #10b981;
  color: #fff;
  border: 1px solid #10b981;
}
.mini-btn.gen-btn-green:hover{
  background: #059669;
  border-color: #059669;
  opacity: 1;
}
.mini-btn.gen-btn-green:disabled{
  background: #6ee7b7;
  border-color: #6ee7b7;
  cursor: not-allowed;
  opacity: 0.6;
}
.gen-btn-main{
  border-radius: 10px 0 0 10px;
}
.gen-btn-caret{
  width: 38px;
  border-left: 1px solid rgba(255,255,255,0.35);
  border-radius: 0 10px 10px 0;
  padding: 9px 0;
}
.gen-menu{
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 140px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.14);
  overflow: hidden;
  display: none;
  z-index: 100;
}
.gen-menu.show{ display: block; }
.gen-item{
  padding: 10px 12px;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.gen-item:hover{ background: var(--panel); }
.gen-meta{
  margin-top: 6px;
  font-size: 12px;
  color: var(--muted);
}
.video-name{
  max-width: 200px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: help;
}
input[type="file"]{
  width:100%;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px;
  font-size: 12px;
}
textarea{
  width:100%;
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  outline: none;
  resize: vertical;
  font-size: 13px;
}
.source-select, .image-node-select{
  width: 100%;
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px;
  font-size: 12px;
  cursor: pointer;
}
.upload-area, .node-ref-area{
  margin-top: 6px;
}
textarea:focus{ border-color: var(--primary); }
.preview-row{ 
  margin-top: 6px; 
}
.preview{
  width:100%;
  height:auto;
  max-height: 200px;
  object-fit:contain;
  border-radius: 8px;
  border: 1px solid var(--border);
  display: block;
}
.image-preview-row{
  position: relative;
}
.image-preview-row .mini-btn{
  position: absolute;
  top: 4px;
  right: 4px;
  width: 24px;
  height: 24px;
  min-width: 24px;
  padding: 0;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.image-preview-row .mini-btn:hover{
  background: rgba(220, 38, 38, 0.8);
  transform: scale(1.1);
}
.image-preview-row .image-download-icon-btn{
    position: absolute;
    bottom: 4px;
    right: 4px;
    top: auto;
    width: 24px;
    height: 24px;
    min-width: 24px;
    padding: 0;
    border-radius: 50%;
    /* background: rgba(34, 197, 94, 0.9); */
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}
.image-preview-row .image-download-icon-btn:hover{
  background: rgba(34, 197, 94, 1);
  transform: scale(1.1);
  box-shadow: 0 2px 8px rgba(34, 197, 94, 0.4);
}
.reference-images-section{
  padding: 10px;
  background: #faf5ff;
  border: 1px solid #e9d5ff;
  border-radius: 8px;
  margin-bottom: 8px;
}
.reference-images-header{
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 700;
  color: #7c3aed;
}
.reference-images-count{
  color: #8b5cf6;
}
.reference-images-grid{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
  gap: 6px;
}
.reference-image-item{
  position: relative;
  width: 100%;
  padding-bottom: 100%;
  border-radius: 6px;
  overflow: hidden;
  border: 2px solid #e9d5ff;
  background: #fff;
  cursor: pointer;
  transition: border-color 0.2s;
}
.reference-image-item:hover{
  border-color: #8b5cf6;
}
.reference-image-item img{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.reference-image-label{
  position: absolute;
  bottom: 2px;
  right: 2px;
  padding: 2px 6px;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  font-size: 10px;
  font-weight: 600;
  border-radius: 4px;
  z-index: 5;
  pointer-events: none;
}
.reference-image-remove{
  position: absolute;
  top: 2px;
  right: 2px;
  width: 18px;
  height: 18px;
  background: rgba(220, 38, 38, 0.9);
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s;
  z-index: 10;
}
.reference-image-item:hover .reference-image-remove{
  opacity: 1;
}
.reference-image-remove:hover{
  background: rgba(220, 38, 38, 1);
}
.video-preview{
  position: relative;
  width: 100%;
  height: 170px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #000;
  overflow: hidden;
}
.video-preview video{
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  background: #000;
}
.video-preview-actions{
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  pointer-events: none;
}
.video-preview-actions .vp-btn{
  pointer-events: auto;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.35);
  background: rgba(0,0,0,0.55);
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  line-height: 1;
  backdrop-filter: blur(6px);
}
.video-preview-actions .vp-btn:hover{ background: rgba(0,0,0,0.65); }
.modal{
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.55);
  z-index: 999;
}
.modal.show{
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal-card{
  width: min(920px, calc(100vw - 32px));
  background: #111;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0,0,0,0.35);
}
.modal-header{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  color: #fff;
  background: rgba(0,0,0,0.35);
}
.modal-title{ font-size: 13px; font-weight: 700; }
.modal-close{
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.08);
  color: #fff;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
}
.modal-close:hover{ background: rgba(255,255,255,0.12); }
.modal-body{
  background: #000;
}
.modal-body video{
  width: 100%;
  height: min(70vh, 560px);
  display: block;
}
.modal-body img{
  width: 100%;
  height: auto;
  max-height: min(70vh, 560px);
  display: block;
  object-fit: contain;
}
#shotGroupModal .modal-card,
#shotDetailModal .modal-card{
  background: #ffffff;
  color: #111827;
  border: 1px solid #e5e7eb;
  box-shadow: 0 14px 40px rgba(0,0,0,0.16);
}
#shotGroupEditModal .modal-card{
  background: #ffffff;
  color: #111827;
  border: 1px solid #e5e7eb;
  box-shadow: 0 14px 40px rgba(0,0,0,0.16);
}
#shotGroupModal .modal-header,
#shotDetailModal .modal-header{
  background: #f8fafc;
  border-bottom: 1px solid #e5e7eb;
}
#shotGroupEditModal .modal-header{
  background: #f8fafc;
  border-bottom: 1px solid #e5e7eb;
}
#shotGroupModal .modal-title,
#shotDetailModal .modal-title{
  color: #0f172a;
}
#shotGroupEditModal .modal-title{
  color: #0f172a;
}
#shotGroupModal .modal-body,
#shotDetailModal .modal-body{
  background: #ffffff;
}
#shotGroupEditModal .modal-body{
  background: #ffffff;
}

#shotGroupModalContent,
#shotDetailModalContent,
#shotGroupEditModalContent{
  padding: 16px;
}

#shotGroupModal table{
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid #e5e7eb;
}
#shotGroupModal table th{
  background: #f1f5f9;
  font-size: 12px;
  letter-spacing: 0.2px;
}
#shotGroupModal table td{
  background: #ffffff;
}
#shotGroupModal table th,
#shotGroupModal table td{
  color: #0f172a;
  padding: 10px;
}
#shotGroupModal table tbody tr:nth-child(2n){
  background: #f8fafc;
}

#shotGroupEditModal input,
#shotGroupEditModal textarea{
  background: #ffffff;
  color: #0f172a;
  border: 1px solid #d1d5db;
  outline: none;
}
#shotGroupEditModal input:focus,
#shotGroupEditModal textarea:focus{
  border-color: #93c5fd;
  box-shadow: 0 0 0 3px rgba(59,130,246,0.18);
}
#shotGroupEditModal label{
  color: #0f172a;
}
.preview{ cursor: zoom-in; }
.mini-btn{
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}
.mini-btn:hover{
  background: var(--panel-hover);
  border-color: var(--primary-light);
}
.mini-btn.secondary{
  background: #f3f4f6;
  color: #111827;
  border-color: #e5e7eb;
}
.mini-btn + .mini-btn{
  margin-left: 8px;
}
.mini-btn.btn-success{
  background: #10b981;
  color: white;
  border-color: #059669;
}
.mini-btn.btn-success:hover{
  background: #059669;
  border-color: #047857;
}
.mini-btn.btn-danger{
  background: #ef4444;
  color: white;
  border-color: #dc2626;
}
.mini-btn.btn-danger:hover{
  background: #dc2626;
  border-color: #b91c1c;
}
#timelineExportDraftBtn{
  margin-right: 16px;
}
.shot-group-empty{
  padding: 12px;
  border-radius: 8px;
  text-align: center;
  color: #94a3b8;
  background: #f8fafc;
  border: 1px dashed #cbd5f5;
  font-size: 12px;
}
.port{
  position: absolute;
  width: 18px;
  height: 18px;
  background: transparent;
  border: 3px solid var(--primary);
  border-radius: 50%;
  cursor: crosshair;
  z-index: 20;
  transition: transform 0.15s, background 0.15s, box-shadow 0.15s;
}
.port.input{ left: -9px; top: 50%; transform: translateY(-50%); }
.port.output{ right: -9px; top: 50%; transform: translateY(-50%); }
.port:hover{ 
  background: var(--primary-light); 
  transform: translateY(-50%) scale(1.2);
}
.port.can-connect{
  background: var(--primary-light);
  box-shadow: 0 0 0 4px rgba(34,197,94,0.3);
  transform: translateY(-50%) scale(1.3);
}
.port.disabled{
  background: #ccc;
  border-color: #999;
  cursor: not-allowed;
  opacity: 0.6;
}
.port.disabled:hover{
  transform: translateY(-50%);
  background: #ccc;
}
.port.start-image-port{
  left: -9px;
  top: 72px;
  transform: translateY(-50%);
  border-color: #3b82f6;
}
.port.end-image-port{
  left: -9px;
  top: 168px;
  transform: translateY(-50%);
  border-color: #3b82f6;
}
.port.start-image-port:hover,
.port.end-image-port:hover{
  background: #93c5fd;
  transform: translateY(-50%) scale(1.2);
}
.port.start-image-port.can-connect,
.port.end-image-port.can-connect{
  background: #93c5fd;
  box-shadow: 0 0 0 4px rgba(59,130,246,0.3);
  transform: translateY(-50%) scale(1.3);
}
.port.first-frame-port{
  left: -9px;
  transform: translateY(-50%);
  border-color: #3b82f6;
  background: #3b82f6;
}
.port.first-frame-port:hover{
  background: #93c5fd;
  transform: translateY(-50%) scale(1.2);
}
.port.first-frame-port.can-connect{
  background: #93c5fd;
  box-shadow: 0 0 0 4px rgba(59,130,246,0.3);
  transform: translateY(-50%) scale(1.3);
}
.port.video-input-port{
  left: -9px;
  top: 120px;
  transform: translateY(-50%);
  border-color: #3b82f6;
}
.port.video-input-port:hover{
  background: #93c5fd;
  transform: translateY(-50%) scale(1.2);
}
.port.video-input-port.can-connect{
  background: #93c5fd;
  box-shadow: 0 0 0 4px rgba(59,130,246,0.3);
  transform: translateY(-50%) scale(1.3);
}
.port.reference{
  left: -9px;
  top: 25%;
  transform: translateY(-50%);
  border-color: #8b5cf6;
  background: #8b5cf6;
}
.port.reference:hover{
  background: #c4b5fd;
  transform: translateY(-50%) scale(1.2);
}
.port.reference.can-connect{
  background: #c4b5fd;
  box-shadow: 0 0 0 4px rgba(139,92,246,0.3);
  transform: translateY(-50%) scale(1.3);
}

.timeline-container {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 220px;
  background: #fff;
  border-top: 2px solid var(--border);
  box-shadow: 0 -4px 12px rgba(0,0,0,0.08);
  z-index: 100;
  display: flex;
  flex-direction: column;
}
.timeline-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  min-height: 40px;
}
.timeline-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.timeline-title {
  font-weight: 700;
  font-size: 14px;
}
.timeline-total-duration {
  color: var(--muted);
  font-size: 12px;
}
.timeline-header-right {
  display: flex;
  gap: 8px;
}
.timeline-ruler {
  height: 27px;
  background: #f5f5f5;
  position: relative;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.ruler-mark {
  position: absolute;
  top: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transform: translateX(0);
  z-index: 10;
  pointer-events: none;
}
.ruler-mark-minor {
  position: absolute;
  top: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transform: translateX(0);
}
.ruler-tick {
  width: 1px;
  background: var(--muted);
}
.ruler-tick-major {
  height: 12px;
  background: #666;
}
.ruler-tick-minor {
  height: 6px;
  background: #999;
}
.ruler-label {
  font-size: 10px;
  color: var(--muted);
  padding: 2px 4px;
  white-space: nowrap;
  margin-top: 2px;
  margin-left: -2px;
}
.timeline-tracks {
  flex: 1;
  overflow-x: auto;
  overflow-y: auto;
  background: #fafafa;
  display: flex;
  flex-direction: column;
}
.timeline-track-container {
  display: flex;
  align-items: stretch;
  border-bottom: 1px solid var(--border);
  min-height: 112px;
}
.timeline-track-container-video {
  min-height: 112px;
}
.timeline-track-container-audio {
  min-height: 48px;
  background: #fdfdfd;
}
.timeline-track-container-audio .timeline-track {
  padding: 4px 0;
}
.timeline-track-label {
  width: 60px;
  min-width: 60px;
  background: #f5f5f5;
  border-right: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  writing-mode: horizontal-tb;
}
.timeline-track {
  flex: 1;
  position: relative;
  padding: 6px 0;
  min-width: max-content;
}
.timeline-clip {
  height: 100px;
  min-width: 50px;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
  cursor: grab;
  position: absolute;
  border: 2px solid transparent;
  transition: border-color 0.15s, transform 0.15s;
}
.timeline-audio-clip {
  height: 100px;
  min-width: 50px;
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  border-radius: 8px;
  overflow: hidden;
  cursor: grab;
  position: absolute;
  border: 2px solid transparent;
  transition: border-color 0.15s, transform 0.15s;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 8px;
}
.timeline-audio-clip-waveform {
  width: 100%;
  height: 40px;
  background: rgba(255,255,255,0.2);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}
.timeline-track-container-audio .timeline-audio-clip {
  height: 36px;
  padding: 4px 8px;
  flex-direction: row;
  gap: 8px;
  justify-content: flex-start;
}
.timeline-track-container-audio .timeline-audio-clip-waveform {
  width: 80px;
  min-width: 80px;
  height: 24px;
  margin: 0;
  border-radius: 3px;
}
.timeline-track-container-audio .timeline-audio-clip-waveform svg {
  opacity: 0.4;
}
.timeline-track-container-audio .timeline-clip-name,
.timeline-track-container-audio .timeline-clip-duration {
  background: transparent;
  font-size: 11px;
  padding: 0;
}
.timeline-track-container-audio .timeline-clip-duration {
  color: rgba(255,255,255,0.85);
}
.timeline-audio-clip-waveform svg {
  width: 100%;
  height: 100%;
  opacity: 0.6;
}
.timeline-clip:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}
.timeline-clip.selected {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-light);
}
.timeline-clip.dragging {
  opacity: 0.5;
  cursor: grabbing;
}
.timeline-clip.drop-target {
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
  animation: pulse 0.8s ease-in-out infinite;
}
.timeline-audio-clip:hover {
  border-color: #059669;
  transform: translateY(-2px);
}
.timeline-audio-clip.selected {
  border-color: #059669;
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.3);
}
.timeline-audio-clip.dragging {
  opacity: 0.5;
  cursor: grabbing;
}
.timeline-audio-clip .timeline-clip-name {
  background: rgba(0,0,0,0.6);
}
.timeline-audio-clip .timeline-clip-duration {
  background: rgba(0,0,0,0.6);
}
.timeline-audio-clip .timeline-clip-actions {
  position: absolute;
  top: 4px;
  right: 4px;
  display: none;
  gap: 4px;
}
.timeline-audio-clip:hover .timeline-clip-actions {
  display: flex;
}
@keyframes pulse {
  0%, 100% { transform: translateY(-2px) scale(1); }
  50% { transform: translateY(-2px) scale(1.05); }
}
.timeline-drop-indicator {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 4px;
  background: #3b82f6;
  box-shadow: 0 0 8px rgba(59, 130, 246, 0.6);
  z-index: 1000;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
}
.tour-highlight{
  position: fixed;
  border-radius: 14px;
  box-shadow: 0 0 0 3px rgba(255,255,255,0.95), 0 25px 80px rgba(15,23,42,0.35);
  transition: all 0.2s;
  pointer-events: none;
  opacity: 0;
}
#workflowTourPortal.active .tour-highlight.spotlight{
  box-shadow: 0 0 0 9999px rgba(15,23,42,0.55), 0 25px 80px rgba(15,23,42,0.35);
  background: transparent;
}
#workflowTourPortal.active .tour-highlight{
  opacity: 1;
}
.tour-popover{
  position: fixed;
  inset: 0;
  z-index: 1500;
  pointer-events: none;
  display: none;
}
#workflowTourPortal{
  position: fixed;
  inset: 0;
  z-index: 1500;
  pointer-events: none;
  display: none;
}
#workflowTourPortal.active{
  display: block;
  pointer-events: auto;
}
#workflowTourPortal .tour-overlay.transparent{
  background: transparent;
  pointer-events: none;
}
.timeline-drop-indicator.show {
  opacity: 1;
}
.timeline-clip-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}
.timeline-clip-duration {
  position: absolute;
  bottom: 4px;
  left: 4px;
  background: rgba(0,0,0,0.7);
  color: #fff;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
}
.timeline-clip-name {
  position: absolute;
  top: 4px;
  left: 4px;
  right: 4px;
  background: rgba(0,0,0,0.7);
  color: #fff;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.timeline-clip-actions {
  position: absolute;
  top: 4px;
  right: 4px;
  display: none;
  gap: 4px;
}
.timeline-clip:hover .timeline-clip-actions {
  display: flex;
}
.timeline-clip-actions .vp-btn {
  width: 24px;
  height: 24px;
  font-size: 14px;
}
.timeline-expand-btn {
  position: fixed;
  bottom: 12px;
  right: 12px;
  z-index: 99;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 2px 8px rgba(34,197,94,0.4);
}
.timeline-expand-btn:hover {
  opacity: 0.9;
}
.canvas-container.timeline-visible {
  padding-bottom: 280px;
}
.canvas-container.timeline-visible .minimap{
  bottom: 292px;
}
.canvas-container.timeline-visible .zoom-controls{
  bottom: 292px;
}

.selection-box {
  position: absolute;
  border: 2px solid #3b82f6;
  background: rgba(59, 130, 246, 0.1);
  pointer-events: none;
  z-index: 25;
}

.canvas-container.selection-mode {
  cursor: crosshair !important;
}

/* Feedback Button */
.feedback-btn-wrapper{
  position: fixed;
  bottom: 24px;
  right: 120px;
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 1401;
  pointer-events: none;
}
.feedback-btn-wrapper > button{
  pointer-events: auto;
}
.feedback-btn-wrapper.hidden{
  display: none;
}
.feedback-btn-wrapper.minimized{
  gap: 0;
}
.feedback-btn-wrapper.minimized .feedback-btn{
  width: 28px;
  height: 28px;
  padding: 0;
  border-radius: 50%;
  font-size: 16px;
  font-weight: 800;
  line-height: 28px;
  text-align: center;
}
.feedback-btn-wrapper.minimized .feedback-btn-delete{
  display: none;
}
.feedback-btn{
  background: linear-gradient(135deg, var(--primary) 0%, #16a34a 100%);
  color: #fff;
  border: none;
  border-radius: 50px;
  padding: 14px 24px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(34, 197, 94, 0.4);
  transition: all 0.3s ease;
}
.feedback-btn:hover{
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(34, 197, 94, 0.5);
}
.feedback-btn-delete{
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: none;
  background: rgba(239, 68, 68, 0.9);
  color: #fff;
  font-size: 18px;
  font-weight: bold;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
  transition: all 0.2s ease;
  opacity: 1;
}
.feedback-btn-delete:hover{
  background: #dc2626;
  transform: scale(1.1);
}
.modal-overlay{
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,0.65);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 1400;
}
.modal-overlay.active{
  display: flex;
}
.feedback-modal-card{
  width: min(360px, calc(100vw - 48px));
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid rgba(15,23,42,0.08);
  box-shadow: 0 18px 50px rgba(15,23,42,0.25);
  position: relative;
  padding: 32px 24px 24px;
  text-align: center;
}
.feedback-modal-close{
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: rgba(15,23,42,0.05);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  color: var(--text);
}
.feedback-modal-close:hover{
  background: rgba(15,23,42,0.12);
}
.feedback-modal-content{
  text-align: center;
  padding: 20px;
}
.feedback-qr-code{
  max-width: 280px;
  width: 100%;
  margin: 20px auto;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}
.feedback-tip{
  font-size: 14px;
  color: var(--muted);
  margin-top: 16px;
  line-height: 1.6;
}

.coloring-canvas-container{
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  overflow: hidden;
  background: #f9fafb;
  display: flex;
  align-items: center;
  justify-content: center;
}
.coloring-canvas-container canvas{
  display: block;
  max-width: 100%;
  max-height: 500px;
  cursor: crosshair;
}
.coloring-tools{
  display: flex;
  gap: 16px;
  align-items: flex-start;
  flex-wrap: wrap;
}

/* 文本节点样式 */
.node[data-type="text"] {
  min-width: 240px;
}

.node[data-type="text"] .text-content {
  width: 100%;
  background: #ffffff;
  color: #0f172a;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  padding: 8px;
  outline: none;
  font-size: 13px;
  font-family: inherit;
}

.node[data-type="text"] .text-content:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

.node[data-type="text"] .text-expand-btn {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.node[data-type="text"] .text-expand-btn:hover {
  background: var(--primary);
  color: white;
}

/* 相机控制样式 */
.camera-control-section {
  margin-top: 8px;
}

.camera-slider {
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: #e5e7eb;
  border-radius: 3px;
  outline: none;
  transition: background 0.2s;
}

.camera-slider:hover {
  background: #d1d5db;
}

.camera-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  background: var(--primary);
  border-radius: 50%;
  cursor: pointer;
  transition: transform 0.2s;
}

.camera-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.camera-slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  background: var(--primary);
  border-radius: 50%;
  cursor: pointer;
  border: none;
  transition: transform 0.2s;
}

.camera-slider::-moz-range-thumb:hover {
  transform: scale(1.2);
}

.camera-input {
  font-family: 'Courier New', monospace;
}

.camera-reset-btn:hover {
  background: #f3f4f6 !important;
  border-color: #9ca3af !important;
  color: #374151 !important;
}

.camera-preview-canvas {
  display: block;
  margin: 0 auto;
}

/* 角色下拉框样式 */
.character-dropdown {
  animation: dropdownFadeIn 0.15s ease-out;
}

@keyframes dropdownFadeIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.character-dropdown-item:last-child {
  border-bottom: none;
}

/* 分镜引用显示区域 */
.shot-ref-section {
  padding: 8px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  margin-bottom: 6px;
}
.shot-ref-row {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  margin-bottom: 4px;
  font-size: 11px;
  line-height: 1.6;
}
.shot-ref-row:last-child {
  margin-bottom: 0;
}
.shot-ref-label {
  color: #64748b;
  white-space: nowrap;
  flex-shrink: 0;
  font-weight: 600;
  min-width: 32px;
}
.shot-ref-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
}
.shot-ref-tag {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 11px;
  white-space: nowrap;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.shot-ref-tag.scene {
  background: #dbeafe;
  color: #1e40af;
  border: 1px solid #bfdbfe;
}
.shot-ref-tag.prop {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}
.shot-ref-tag.character {
  background: #ede9fe;
  color: #5b21b6;
  border: 1px solid #ddd6fe;
}
.shot-ref-tag .ref-tag-remove {
  cursor: pointer;
  margin-left: 2px;
  font-size: 12px;
  line-height: 1;
  opacity: 0.6;
  transition: opacity 0.15s;
}
.shot-ref-tag .ref-tag-remove:hover {
  opacity: 1;
}
.shot-ref-tag.empty {
  background: transparent;
  border: 1px dashed #cbd5e1;
  color: #94a3b8;
}
.shot-ref-add-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 4px;
  border: 1px dashed #cbd5e1;
  background: transparent;
  color: #94a3b8;
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
  transition: all 0.15s;
  padding: 0;
}
.shot-ref-add-btn:hover {
  border-color: #94a3b8;
  color: #64748b;
  background: #f1f5f9;
}
/* 引用选择下拉菜单 */
.shot-ref-dropdown {
  position: absolute;
  z-index: 100;
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  max-height: 200px;
  overflow-y: auto;
  min-width: 180px;
  animation: dropdownFadeIn 0.15s ease-out;
}
.shot-ref-dropdown-item {
  padding: 6px 10px;
  font-size: 12px;
  cursor: pointer;
  border-bottom: 1px solid #f1f5f9;
  transition: background 0.1s;
}
.shot-ref-dropdown-item:hover {
  background: #f8fafc;
}
.shot-ref-dropdown-item:last-child {
  border-bottom: none;
}
.shot-ref-dropdown-item.selected {
  background: #eff6ff;
  color: #1e40af;
  font-weight: 600;
}

/* ============ 分镜组宫格预览 ============ */
.shot-grid-preview-container {
  display: grid;
  gap: 2px;
  background: #000;
  border-radius: 6px;
  overflow: hidden;
}
.shot-grid-preview-container.grid-2x2 { grid-template-columns: repeat(2, 1fr); }
.shot-grid-preview-container.grid-3x3 { grid-template-columns: repeat(3, 1fr); }
.shot-grid-preview-container.grid-4x4 { grid-template-columns: repeat(4, 1fr); }
.shot-grid-preview-container.grid-5x5 { grid-template-columns: repeat(5, 1fr); }

.grid-cell {
  position: relative;
  background: #111;
  aspect-ratio: 16/9;
  overflow: hidden;
}
.grid-cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.grid-cell-label {
  position: absolute;
  top: 2px;
  left: 2px;
  font-size: 9px;
  color: #fff;
  background: rgba(0,0,0,0.55);
  padding: 1px 4px;
  border-radius: 2px;
  line-height: 1.3;
  pointer-events: none;
}
.grid-cell-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #444;
  font-size: 10px;
}
.grid-merge-status {
  margin-top: 6px;
  font-size: 11px;
  color: #666;
}