.gen-container{padding-bottom:var(--space-24)}.gen-intent-label{display:inline-flex;align-items:center;gap:var(--space-2)}.gen-intent-label svg{width:var(--icon-size-sm);height:var(--icon-size-sm)}.gen-container>.gen-intent-controls:first-child{margin:0 auto var(--space-8)}.gen-workbench{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:stretch;overflow:clip;border:1px solid var(--material-card-border);border-radius:var(--radius-2xl);background:var(--material-card-bg);box-shadow:var(--material-card-shadow)}.gen-controls{gap:var(--space-5);border-right:1px solid var(--border)}.gen-controls,.gen-result-panel{display:flex;min-width:0;padding:var(--space-6);flex-direction:column}.gen-result-panel{gap:var(--space-6);background:var(--material-subtle-bg)}.gen-control-section{display:grid;gap:var(--space-3)}.gen-section-heading,.gen-section-heading>span{display:flex;gap:var(--space-3)}.gen-section-heading{align-items:flex-start;justify-content:space-between}.gen-section-heading>span{min-width:0;flex-direction:column;gap:var(--space-1)}.gen-direction-grid,.gen-source-grid{display:grid;gap:var(--space-2)}.gen-direction-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.gen-direction-actions{display:flex;justify-content:flex-start}.gen-card{position:relative;min-height:calc(var(--space-24) + var(--space-6));overflow:hidden;border:1.5px dashed var(--brand-accent-border);border-radius:var(--radius-lg);background:var(--surface-sunken);transition:border-color var(--duration-fast) var(--ease-default),background var(--duration-fast) var(--ease-default)}.gen-card-source{min-height:calc(var(--space-24) + var(--space-10))}.gen-card-direction{min-height:calc(var(--space-24) + var(--space-4))}.gen-card:hover{border-color:var(--brand);background:var(--selection-brand-bg)}.gen-card.selected{border-style:solid;border-color:var(--brand);background:var(--surface-raised)}.gen-card.required{border-width:2.5px}.gen-card-open{position:absolute;inset:0;display:flex;width:100%;height:100%;padding:var(--space-3);flex-direction:column;align-items:center;justify-content:center;overflow:hidden;border:0;border-radius:inherit;color:inherit;background:transparent;font-family:var(--font);cursor:pointer}.gen-card-open:focus-visible{outline:none;box-shadow:var(--focus-ring)}.gen-card-icon{margin-bottom:var(--space-2);color:var(--text-disabled)}.gen-card-icon svg{width:var(--icon-size-lg);height:var(--icon-size-lg)}.gen-card-label{color:var(--text);font:var(--type-ui-label)}.gen-card-hint{margin-top:var(--space-0_5);color:var(--text-subtle);font:var(--type-meta)}.gen-card-preview{position:absolute;inset:0;width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.gen-card-overlay{position:absolute;inset:0;background:var(--material-media-scrim)}.gen-card-name{position:absolute;right:var(--space-3);bottom:var(--space-2);left:var(--space-3);color:var(--text-inverse);font:var(--type-meta-strong);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.gen-card-clear{position:absolute;z-index:var(--z-base);top:0;right:0;color:var(--media-control-text)}.gen-card-clear:before{border-radius:var(--radius-full);background:var(--media-control-bg)}.gen-card-clear:hover:before{background:var(--scrim-heavy)}.gen-disclosures{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-2)}.gen-disclosure{display:grid;grid-template-columns:var(--space-5) minmax(0,1fr) var(--space-4);align-items:center;gap:var(--space-2);width:100%;min-height:var(--space-16);padding:var(--space-2) var(--space-3);border:1px solid var(--border);border-radius:var(--radius-xl);color:var(--text);text-align:left;background:var(--material-subtle-bg);cursor:pointer}.gen-disclosure:focus-visible{outline:none;box-shadow:var(--focus-ring)}.gen-disclosure>span{display:grid;min-width:0;gap:var(--space-1)}.gen-disclosure strong{font:var(--type-ui-label)}.gen-disclosure small{color:var(--text-subtle);font:var(--type-meta)}.gen-disclosure>svg{width:var(--icon-size-sm);height:var(--icon-size-sm)}.gen-disclosure>svg:last-child{transition:transform var(--duration-fast) var(--ease-default)}.gen-disclosure[aria-expanded=true]>svg:last-child{transform:rotate(180deg)}.gen-disclosure-panel{grid-column:1/-1}.gen-advanced-panel{margin-bottom:0;padding:var(--space-4);border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface-sunken);animation:genFadeIn var(--duration-fast) ease-out}.gen-advanced-section{margin-bottom:var(--space-4)}.gen-advanced-section:last-child{margin-bottom:0}.gen-advanced-label{display:block;margin-bottom:var(--space-2);color:var(--text);font:var(--type-ui-label)}.gen-advanced-row{display:flex;gap:var(--space-3)}.gen-advanced-col{flex:1;min-width:0}.gen-size-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:var(--space-1)}.gen-size-grid>*{grid-column:span 2}.gen-size-option-primary,.gen-size-option-tail{grid-column:span 3}@media (min-width:481px){.gen-size-grid{grid-template-columns:repeat(10,minmax(0,1fr))}.gen-size-grid>*,.gen-size-option-tail{grid-column:span 2}.gen-size-option-primary{grid-column:span 5}}.gen-bgm-body{margin-top:var(--space-3);position:relative}.gen-bgm-empty{justify-content:flex-start}.gen-bgm-dropdown{position:absolute;z-index:var(--z-dropdown);right:0;bottom:100%;left:0;max-height:240px;margin-bottom:var(--space-2);overflow-y:auto;border:1px solid var(--material-popover-border);border-radius:var(--radius-lg);background:var(--material-popover-bg);box-shadow:var(--material-popover-shadow)}.gen-bgm-dropdown-inner{padding:var(--space-2)}.gen-bgm-dropdown-count{margin-bottom:var(--space-1);padding:var(--space-1) var(--space-2);color:var(--text-subtle);font:var(--type-meta)}.gen-bgm-track{display:flex;align-items:center;gap:var(--space-1);border-radius:var(--radius-md);background:transparent;transition:background var(--duration-instant) var(--ease-default)}.gen-bgm-track:hover{background:var(--action-quiet-bg-hover)}.gen-bgm-track.active{background:var(--selection-brand-bg)}.gen-bgm-track-select{display:flex;min-width:0;flex:1;align-items:center;gap:var(--space-3);padding:var(--space-2);border:0;color:inherit;background:transparent;font-family:var(--font);text-align:left;cursor:pointer}.gen-bgm-track-select:focus-visible{outline:none;box-shadow:var(--focus-ring)}.gen-bgm-track-icon{color:var(--text-disabled);flex-shrink:0}.gen-bgm-track-label{flex:1;color:var(--text);font:var(--type-ui-label);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.gen-bgm-track.active .gen-bgm-track-label{color:var(--brand)}.gen-bgm-track-check{flex-shrink:0;color:var(--brand)}.gen-bgm-hint{padding:var(--space-2);font:var(--type-meta);text-align:center}.gen-bgm-audition-btn,.gen-bgm-hint{color:var(--text-subtle)}.gen-bgm-audition-btn:hover{color:var(--text)}.gen-bgm-track-vis{width:20px;height:20px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.gen-bgm-bars{display:flex;align-items:flex-end;gap:var(--space-0_5);height:16px}.gen-bgm-bars span{width:3px;border-radius:var(--radius-full);background:var(--brand);animation:gen-bgm-bar var(--duration-slow) ease-in-out infinite alternate}.gen-bgm-bars span:first-child{height:8px}.gen-bgm-bars span:nth-child(2){height:12px;animation-delay:var(--duration-fast)}.gen-bgm-bars span:nth-child(3){height:6px;animation-delay:var(--duration-slow)}@keyframes gen-bgm-bar{to{height:4px}}.gen-bgm-player{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);background:var(--action-primary-bg)}.gen-bgm-controls{display:flex;align-items:center;gap:var(--space-0_5);flex-shrink:0}.gen-bgm-ctrl-btn{color:var(--action-primary-text)}.gen-bgm-ctrl-btn:hover:before{background:var(--glass-tint)}.gen-bgm-play-main{color:var(--action-primary-text)}.gen-bgm-play-main:before{border-color:var(--border-media);border-radius:var(--radius-full)}.gen-bgm-play-main:active:before,.gen-bgm-play-main:hover:before{background:var(--glass-tint)}.gen-bgm-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:var(--space-1)}.gen-bgm-info-row{display:flex;align-items:center;justify-content:space-between}.gen-bgm-name{flex:1;min-width:0;padding:0;border:0;color:var(--action-primary-text);background:transparent;font:var(--type-ui-label);text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:pointer}.gen-bgm-time{flex-shrink:0;margin-left:var(--space-2);color:var(--glass-strong);font:var(--type-meta)}.gen-bgm-progress{position:relative;height:4px;padding:var(--space-2) 0;border-radius:var(--radius-full);background:var(--border-media);background-clip:content-box;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:none}.gen-bgm-progress:focus-visible{outline:none;box-shadow:var(--focus-ring)}.gen-bgm-progress-fill{top:var(--space-2);left:0;height:4px;transition:width var(--duration-instant) linear}.gen-bgm-progress-dot,.gen-bgm-progress-fill{position:absolute;border-radius:var(--radius-full);background:var(--action-primary-text)}.gen-bgm-progress-dot{right:0;top:50%;transform:translate(50%,-50%);width:8px;height:8px;box-shadow:var(--shadow-control)}.gen-bgm-right-controls{display:flex;align-items:center;gap:var(--space-0_5);flex-shrink:0}.gen-submit-bar-shared{margin-top:auto}.gen-output-summary{display:grid;gap:var(--space-1)}.gen-result-library{padding-top:var(--space-6);border-top:1px solid var(--border)}.gen-picker-body{min-height:0}.gen-picker-body::-webkit-scrollbar{width:4px}.gen-picker-body::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:var(--radius-full)}.gen-picker-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-2)}.gen-picker-item{position:relative;border:2px solid transparent;border-radius:var(--radius-md);overflow:hidden;cursor:pointer;transition:border-color var(--duration-fast) var(--ease-default),transform var(--duration-fast) var(--ease-default);background:var(--surface-sunken)}.gen-picker-item:hover{transform:translateY(-2px)}.gen-picker-item.selected{border-color:var(--brand)}.gen-picker-img{width:100%;aspect-ratio:3/4;-o-object-fit:cover;object-fit:cover;display:block}.gen-picker-name{position:absolute;bottom:0;left:0;right:0;padding:var(--space-1) var(--space-1_5);background:var(--material-media-scrim);color:var(--text-inverse);font:var(--type-meta-strong);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.gen-picker-loading{display:flex;align-items:center;justify-content:center;padding:var(--space-10)}.gen-picker-sentinel{height:1px}.gen-works-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-2)}.gen-work-card{position:relative;border:none;background:none;padding:0;cursor:pointer;border-radius:var(--radius-md);overflow:hidden;transition:transform var(--duration-fast) var(--ease-default)}.gen-work-card:hover{transform:translateY(-2px)}.gen-work-media{width:100%;aspect-ratio:3/4;-o-object-fit:cover;object-fit:cover;display:block;background:var(--surface-sunken)}.gen-work-card .gen-work-badge{top:var(--space-1_5);left:var(--space-1_5)}.gen-work-card .gen-work-badge,.gen-work-play{position:absolute;color:var(--media-control-text);background:var(--media-control-bg);backdrop-filter:var(--media-control-filter)}.gen-work-play{top:50%;left:50%;transform:translate(-50%,-50%);width:44px;height:44px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;pointer-events:none;opacity:1;transition:opacity var(--duration-fast) var(--ease-default)}.gen-work-play svg{width:var(--icon-size-md);height:var(--icon-size-md)}.gen-work-card:hover .gen-work-play{opacity:0}.gen-works-loading{display:flex;justify-content:center;padding:var(--space-5)}@keyframes genFadeIn{0%{opacity:0}to{opacity:1}}@media (max-width:768px){.gen-container{padding-bottom:var(--space-24)}.gen-workbench{display:block;border-radius:var(--radius-xl)}.gen-controls,.gen-result-panel{padding:var(--space-4)}.gen-controls{border-right:0}.gen-result-mobile-hidden,.gen-setup-mobile-hidden{display:none}.gen-disclosures{grid-template-columns:1fr}.gen-direction-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.gen-card{min-height:140px}.gen-submit-bar-shared{position:sticky;z-index:var(--z-sticky);bottom:calc(var(--site-mobile-tabbar-height) + env(safe-area-inset-bottom))}.gen-picker-grid,.gen-works-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width:480px){.gen-video-intent{width:min(18rem,calc(100vw - var(--layout-page-gutter) - var(--layout-page-gutter)))}.gen-video-intent.gen-video-intent button{min-width:0;flex:1 1 0;padding-inline:var(--space-2);font:var(--type-meta-strong)}.gen-video-intent .gen-intent-label{gap:var(--space-1)}.gen-video-intent .gen-intent-label svg{display:none}.gen-advanced-row{flex-direction:column}.gen-bgm-player{display:grid;grid-template-columns:auto minmax(0,1fr) auto;padding:var(--space-2)}.gen-bgm-controls{grid-column:1;grid-row:1}.gen-bgm-info{grid-column:1/-1;grid-row:2}.gen-bgm-right-controls{grid-column:3;grid-row:1}.gen-picker-grid,.gen-works-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:380px){.gen-container{padding-bottom:var(--space-24)}.gen-card{min-height:120px}.gen-direction-grid{grid-template-columns:1fr}}