:root{--bg:rgb(var(--bg-rgb));--panel:rgba(var(--white-rgb), .82);--panel-strong:rgb(var(--white-rgb));--line:rgba(var(--line-rgb), .16);--line-strong:rgba(var(--line-rgb), .3);--text:rgb(var(--text-rgb));--muted:rgb(var(--muted-rgb));--accent:rgb(var(--accent-rgb));--accent-soft:rgba(var(--accent-rgb), .12);--accent-strong:rgb(var(--accent-strong-rgb));--success:rgb(var(--success-rgb));--danger:rgb(var(--danger-rgb));--shadow:0 24px 80px rgba(var(--muted-rgb), .12);--surface-0:#f4f5fb;--surface-1:#fff;--surface-2:#fff;--surface-3:#eef0f6;--border-subtle:rgba(var(--line-rgb), .16);--border-default:rgba(var(--line-rgb), .3);--text-secondary:#5f6680;--shadow-raised:0 16px 40px rgba(var(--muted-rgb), .12);--bg-rgb:244, 245, 251;--panel-rgb:255, 255, 255;--text-rgb:31, 36, 64;--muted-rgb:120, 128, 159;--accent-rgb:95, 111, 255;--accent-strong-rgb:96, 165, 250;--line-rgb:113, 118, 168;--success-rgb:30, 166, 114;--danger-rgb:216, 77, 116;--white-rgb:255, 255, 255;--black-rgb:0, 0, 0;--input-height:36px;--input-padding-x:16px;--input-radius:18px;--display:"Iowan Old Style", "Palatino Linotype", "Noto Serif SC", serif;--sans:"Aptos", "Segoe UI Variable", "PingFang SC", "Microsoft YaHei", sans-serif;--mono:"Cascadia Code", "SFMono-Regular", Consolas, monospace;color:var(--text);background:var(--bg);font-family:var(--sans);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.dark-theme{--surface-0:#0c0d0f;--surface-1:#131518;--surface-2:#1a1d21;--surface-3:#22262b;--border-subtle:#292d32;--border-default:#343940;--bg:var(--surface-0);--panel:var(--surface-1);--panel-strong:var(--surface-2);--line:var(--border-subtle);--line-strong:var(--border-default);--text:#e8eaed;--text-secondary:#a9afb7;--muted:#858c95;--accent:#4d8fd6;--accent-soft:#4d8fd61f;--accent-strong:#78afe8;--success:#4cae83;--danger:#d96773;--shadow:0 18px 48px #00000057;--shadow-raised:0 14px 32px #0000004d;--bg-rgb:12, 13, 15;--panel-rgb:19, 21, 24;--surface-rgb:26, 29, 33;--line-rgb:52, 57, 64;--text-rgb:232, 234, 237;--muted-rgb:133, 140, 149;--accent-rgb:77, 143, 214;--accent-strong-rgb:120, 175, 232;--success-rgb:76, 174, 131;--danger-rgb:217, 103, 115;--deep-rgb:8, 9, 10;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}.dark-theme body{background:var(--bg)!important}.library-layout{grid-template-columns:3fr 2fr;align-items:start;gap:16px;display:grid}.library-gen-panel{position:sticky;top:16px}.scene-editor-screen{gap:20px;display:grid}.scene-editor-layout{grid-template-columns:minmax(0,1fr) 320px;align-items:start;gap:20px;display:grid}.scene-stage-panel{gap:20px;display:grid}.scene-sidebar-panel{gap:16px;display:grid}.scene-panel{overflow:hidden}.scene-inspector-card{gap:16px;display:grid}.asset-modal-backdrop{z-index:90;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#181d3547;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.asset-modal-card{border:1px solid rgba(var(--line-rgb), .16);background:rgba(var(--white-rgb), .98);border-radius:24px;width:min(840px,100vw - 48px);max-height:min(72vh,760px);padding:18px;overflow:auto;box-shadow:0 28px 60px #434e8833}.asset-modal-head{margin-bottom:14px}.asset-modal-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;display:grid}.asset-modal-item{text-align:left}.scene-asset-list{gap:10px;max-height:360px;margin-top:16px;display:grid;overflow:auto}.scene-asset-list.compact{grid-template-columns:repeat(2,minmax(0,1fr))}.scene-asset-button{border:1px solid rgba(var(--line-rgb), .14);background:rgba(var(--white-rgb), .82);text-align:left;cursor:pointer;border-radius:16px;grid-template-columns:60px minmax(0,1fr);align-items:center;gap:10px;width:100%;padding:10px;display:grid}.scene-asset-button.compact{grid-template-columns:1fr;gap:8px}.scene-asset-button.active{border-color:rgba(var(--accent-rgb), .3);background:rgba(var(--accent-rgb), .08)}.scene-asset-button img{object-fit:cover;border-radius:14px;width:60px;height:60px}.scene-asset-button.compact img{aspect-ratio:1;width:50%;height:auto;margin:0 auto;display:block}.scene-asset-copy{gap:4px;min-width:0;display:grid}.scene-asset-copy strong{font-size:13px}.scene-asset-copy span{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}.scene-stage-toolbar{justify-content:space-between;align-items:center;gap:12px;display:flex}.scene-stage-actions{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.scene-picker-panel{border:1px solid rgba(var(--line-rgb), .14);background:#f8faffdb;border-radius:20px;margin-top:16px;padding:16px}.scene-picker-list{grid-template-columns:repeat(4,minmax(0,1fr));max-height:320px}.scene-background-field{border:1px solid rgba(var(--line-rgb), .14);background:rgba(var(--white-rgb), .82);border-radius:12px;gap:10px;min-width:0;padding:12px;display:grid}.scene-background-trigger{width:100%;color:inherit;text-align:left;cursor:pointer;background:0 0;border:0;gap:4px;padding:0;display:grid}.scene-background-trigger:disabled{cursor:default;opacity:.55}.scene-background-trigger strong{color:var(--text);font-size:13px;display:block}.scene-background-trigger small{color:var(--muted);font-size:12px}.scene-background-label{color:var(--muted);white-space:nowrap;font-size:12px}.scene-background-select{display:none}.scene-background-select:disabled{color:var(--muted)}.scene-background-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;display:grid}.scene-background-tile{border:1px solid rgba(var(--line-rgb), .14);background:rgba(var(--white-rgb), .8);text-align:left;cursor:pointer;border-radius:12px;gap:6px;padding:8px;display:grid}.scene-background-tile img{aspect-ratio:1;object-fit:cover;border-radius:10px;width:100%}.scene-background-tile span{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}.scene-background-tile.active{border-color:rgba(var(--accent-rgb), .34);box-shadow:inset 0 0 0 1px rgba(var(--accent-rgb), .14);background:rgba(var(--accent-rgb), .08)}.scene-background-empty{margin-top:0}.dark-theme .scene-background-trigger strong{color:var(--text)}.small-action{border-radius:12px;height:36px;padding:0 14px}.scene-control-panel{border:1px solid rgba(var(--line-rgb), .12);background:linear-gradient(180deg, rgba(var(--white-rgb), .96), #f7f9ffeb);box-shadow:0 4px 12px #434e880a, inset 0 1px 0 rgba(var(--white-rgb), .5);border-radius:16px;margin-top:16px;padding:10px 14px}.scene-control-strip{flex-wrap:wrap;align-items:center;gap:2px;display:flex}.scene-btn{height:32px;color:var(--text);cursor:pointer;white-space:nowrap;background:0 0;border:0;border-radius:8px;align-items:center;gap:4px;padding:0 10px;font-size:12px;transition:background .15s;display:inline-flex}.scene-btn:hover{background:rgba(var(--accent-rgb), .08)}.scene-btn:active{background:rgba(var(--accent-rgb), .14)}.scene-btn:disabled{opacity:.45;cursor:not-allowed}.scene-btn-divider{background:rgba(var(--line-rgb), .14);flex-shrink:0;width:1px;height:18px;margin:0 6px}.scene-control-row{flex-wrap:wrap;gap:8px;display:flex}.scene-sidebar-head{justify-content:space-between;align-items:center;gap:10px;display:flex}.scene-inspector-body{gap:14px;display:grid}.scene-inspector-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.scene-input.compact{border-radius:14px;padding:10px 12px}.scene-inspector-actions{flex-wrap:wrap;gap:8px;display:flex}.scene-shortcut-hint{margin-top:0}.scene-stage-shell{background:radial-gradient(circle at top, rgba(var(--accent-rgb), .12), transparent 36%), linear-gradient(180deg, rgba(var(--bg-rgb), .98), #edf1fbf5);border:1px solid rgba(var(--line-rgb), .14);border-radius:24px;margin-top:18px;padding:18px;overflow:auto}.scene-stage{touch-action:none;background:#dbe3f7;border-radius:20px;margin:0 auto;position:relative;overflow:hidden;box-shadow:0 20px 40px #4d589a29}.scene-stage-placeholder{background:repeating-linear-gradient(45deg, rgba(var(--accent-rgb), .04) 0 12px, transparent 12px 24px), linear-gradient(180deg, rgba(var(--bg-rgb), .98), #edf1fbf5);justify-content:center;align-items:center;width:315px;height:560px;display:flex}.scene-stage-placeholder-frame{box-sizing:border-box;border:2px dashed rgba(var(--accent-rgb), .35);text-align:center;border-radius:18px;flex-direction:column;justify-content:center;align-items:center;gap:12px;width:100%;height:100%;padding:24px;display:flex}.scene-stage-placeholder-label{color:rgba(var(--accent-rgb), .7);letter-spacing:1px;font-size:16px;font-weight:600}.scene-stage-placeholder-hint{color:var(--muted);max-width:200px;font-size:13px;line-height:1.6}.dark-theme .scene-stage-placeholder{background:repeating-linear-gradient(45deg, #ffffff05 0 12px, transparent 12px 24px), var(--surface-1)}.dark-theme .scene-stage-placeholder-frame{border-color:var(--border-default)}.dark-theme .scene-stage-placeholder-label{color:var(--text-secondary)}.scene-stage-background{object-fit:cover;-webkit-user-select:none;user-select:none;pointer-events:none;width:100%;height:100%;position:absolute;inset:0}.scene-layer{cursor:grab;touch-action:none;background:0 0;border:2px solid #0000;border-radius:12px;padding:0;position:absolute}.scene-layer.active{border-color:rgba(var(--accent-rgb), .9);box-shadow:0 0 0 3px rgba(var(--accent-rgb), .15)}.scene-layer:active{cursor:grabbing}.scene-layer img{object-fit:contain;-webkit-user-select:none;user-select:none;pointer-events:none;border-radius:10px;width:100%;height:100%;display:block}.scene-layer.loading{border:2px dashed rgba(var(--line-rgb), .24);background:rgba(var(--line-rgb), .06);cursor:default;animation:1.4s ease-in-out infinite scene-layer-pulse}@keyframes scene-layer-pulse{0%,to{opacity:.6}50%{opacity:.9}}.scene-layer-spinner{place-items:center;display:grid;position:absolute;inset:0}.scene-layer-spinner:after{content:"";border:3px solid rgba(var(--line-rgb), .16);border-top-color:var(--accent);border-radius:50%;width:28px;height:28px;animation:.6s linear infinite spin;display:block}.scene-layer-list{gap:10px;max-height:420px;display:grid;overflow:auto}.scene-layer-list-item{border:1px solid rgba(var(--line-rgb), .14);background:rgba(var(--white-rgb), .82);text-align:left;cursor:pointer;border-radius:16px;grid-template-columns:56px minmax(0,1fr);align-items:center;gap:10px;width:100%;padding:10px;display:grid}.scene-layer-list-item.active{border-color:rgba(var(--accent-rgb), .34);background:rgba(var(--accent-rgb), .08);box-shadow:inset 0 0 0 1px rgba(var(--accent-rgb), .14)}.scene-layer-list-item img{object-fit:cover;border-radius:12px;width:56px;height:56px}.scene-layer-list-item.loading{border-style:dashed;border-color:rgba(var(--line-rgb), .18);background:rgba(var(--line-rgb), .04);cursor:default}.scene-layer-list-spinner{background:rgba(var(--line-rgb), .06);border-radius:12px;width:56px;height:56px;display:block;position:relative}.scene-layer-list-spinner:after{content:"";border:2px solid rgba(var(--line-rgb), .16);border-top-color:var(--accent);border-radius:50%;width:20px;height:20px;margin:auto;animation:.6s linear infinite spin;display:block;position:absolute;inset:0}.scene-layer-list-copy{gap:4px;min-width:0;display:grid}.scene-layer-list-copy strong{text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.scene-layer-list-copy span{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}.library-sidebar,.library-content,.library-gen-sidebar{gap:16px;display:grid}.library-head,.group-actions,.library-asset-actions{justify-content:space-between;align-items:center;gap:10px;display:flex}.library-head strong{margin-top:6px;font-size:18px;display:block}.library-create-bar{flex-wrap:wrap;align-items:center;gap:8px;margin-top:16px;display:flex}.library-create-tip{color:var(--muted);margin:10px 0 0;font-size:12px}.group-list{gap:10px;margin-top:16px;display:grid}.group-item{border:1px solid rgba(var(--line-rgb), .14);background:rgba(var(--white-rgb), .76);text-align:left;cursor:pointer;border-radius:18px;width:100%;padding:14px}.group-item.active{border-color:rgba(var(--accent-rgb), .28);background:rgba(var(--accent-rgb), .08)}.group-item strong,.group-item span{display:block}.group-item strong{color:var(--text);font-size:14px}.group-item span{color:var(--muted);margin-top:6px;font-size:12px}.group-actions{margin-top:12px}.library-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px;margin-top:16px;display:grid}.library-asset-card{background:rgba(var(--white-rgb), .86);border:1px solid rgba(var(--line-rgb), .12);border-radius:16px;padding:8px;transition:border-color .18s,box-shadow .18s,transform .18s}.library-asset-card.selectable{cursor:pointer}.library-asset-card.selectable:hover{border-color:rgba(var(--accent-rgb), .24);transform:translateY(-1px);box-shadow:0 14px 26px #525c9c14}.library-asset-card.selected{border-color:rgba(var(--accent-rgb), .42);box-shadow:0 0 0 3px rgba(var(--accent-rgb), .1), 0 16px 30px #525c9c1f}.library-asset-card.pending{border-style:dashed}.library-asset-card.failed{border-color:rgba(var(--danger-rgb), .28)}.library-asset-card img{aspect-ratio:1;object-fit:contain;background:rgb(var(--text-rgb));border-radius:12px;width:100%;height:auto}.library-asset-placeholder{aspect-ratio:1;background:linear-gradient(135deg, rgba(var(--accent-rgb), .08), rgba(var(--accent-rgb), .08)), #f7f8ffd1;border:1px dashed rgba(var(--line-rgb), .22);text-align:center;border-radius:12px;place-items:center;gap:8px;padding:14px;display:grid;position:relative}.library-asset-placeholder strong{color:var(--text);font-size:14px}.library-asset-placeholder span{color:var(--muted);font-size:12px;line-height:1.5}.library-video-preview{aspect-ratio:16/9;object-fit:cover;background:rgb(var(--text-rgb));border-radius:12px;width:100%;height:auto}.library-audio-preview{border-radius:12px;width:100%;height:56px}.library-asset-copy{gap:2px;margin-top:8px;display:grid}.library-asset-copy strong{font-size:12px}.library-asset-copy span{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:11px;overflow:hidden}.library-asset-copy .library-asset-error-message{color:var(--danger);white-space:normal;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.45;display:-webkit-box}.library-asset-actions{flex-wrap:wrap;justify-content:flex-start;align-items:center;gap:6px;margin-top:8px;display:flex}.library-asset-type{background:rgba(var(--line-rgb), .1);color:rgba(var(--line-rgb), .7);border-radius:4px;padding:0 6px;font-size:10px;line-height:18px;display:inline-block}.library-gen-refs{flex-wrap:wrap;align-items:center;gap:8px;margin-top:10px;display:flex}.library-gen-ref-item{border:1px solid rgba(var(--line-rgb), .14);border-radius:8px;flex:none;width:48px;height:48px;position:relative;overflow:hidden}.library-gen-ref-item img{object-fit:contain;background:rgb(var(--text-rgb));width:100%;height:100%;display:block}.library-gen-ref-item .icon-button{text-align:center;background:var(--panel);border:1px solid rgba(var(--line-rgb), .2);border-radius:50%;width:16px;height:16px;min-height:16px;padding:0;font-size:9px;line-height:16px;position:absolute;top:-4px;right:-4px}.library-image-panel{border:1px solid rgba(var(--line-rgb), .14);background:linear-gradient(180deg, rgba(var(--white-rgb), .96), rgba(var(--bg-rgb), .94)), linear-gradient(135deg, rgba(var(--accent-rgb), .06), rgba(var(--accent-rgb), .08));box-shadow:inset 0 1px 0 rgba(var(--white-rgb), .6);border-radius:24px;margin-top:18px;padding:18px}.library-image-panel-head,.library-image-panel-actions,.library-image-submit-row{justify-content:space-between;align-items:center;gap:12px;display:flex}.library-image-panel-head strong{margin-top:6px;font-size:18px;display:block}.library-image-panel-actions{justify-content:flex-end}.library-image-panel-body{grid-template-columns:minmax(0,1fr);align-items:start;gap:18px;margin-top:16px;display:grid}.library-image-preview{border:1px solid rgba(var(--line-rgb), .12);background:rgba(var(--white-rgb), .82);border-radius:18px;width:min(100%,320px);padding:8px}.library-image-preview img{aspect-ratio:1;object-fit:contain;background:rgb(var(--text-rgb));border-radius:14px;width:100%;display:block}.library-image-form .field select.input,.library-gen-panel .field select.input{max-width:50%}.library-image-form{gap:14px;display:grid}.library-image-reference-strip{flex-wrap:wrap;gap:8px;max-width:100%;display:flex;overflow:hidden}.library-image-reference-item{border:1px solid rgba(var(--line-rgb), .12);background:rgba(var(--white-rgb), .76);border-radius:12px;flex:0 0 150px;gap:4px;width:150px;max-width:150px;padding:6px;display:grid;position:relative;overflow:hidden}.image-reference-single-card{flex:0 0 150px;grid-template-columns:1fr;align-items:start;width:150px;max-width:150px}.image-reference-single-card .library-image-reference-thumb,.image-reference-single-card .image-reference-add-thumb,.image-reference-single-card .library-image-reference-spinner{aspect-ratio:9/8}.library-image-reference-thumb{aspect-ratio:1;background:rgb(var(--text-rgb));border-radius:10px;place-items:center;width:100%;display:grid;position:relative;overflow:hidden}.library-image-reference-thumb img,.library-image-reference-empty{background:rgb(var(--text-rgb));border-radius:10px;width:100%;max-width:100%;height:100%;max-height:100%}.library-image-reference-thumb img{object-fit:contain;display:block}.library-image-reference-thumb img.library-image-reference-loading{opacity:0}.library-image-reference-spinner{aspect-ratio:1;place-items:center;width:100%;display:grid}.library-image-reference-spinner:after{content:"";border:2px solid rgba(var(--line-rgb), .16);border-top-color:var(--accent);border-radius:50%;width:22px;height:22px;animation:.6s linear infinite spin;display:block}.library-image-reference-empty{color:var(--muted);place-items:center;font-size:12px;display:grid}.library-image-reference-copy{flex-direction:column;align-items:flex-start;gap:2px;min-width:0;padding-right:0;display:flex;overflow:hidden}.library-image-reference-copy strong{text-overflow:ellipsis;white-space:nowrap;max-width:130px;font-size:10px;line-height:1.3;display:block;overflow:hidden}.library-image-reference-copy .icon-button.compact{z-index:1;border-radius:999px;width:27px;min-height:27px;padding:0;font-size:0;line-height:27px;position:absolute;top:6px;right:6px}.library-image-reference-copy .icon-button.compact:before{content:"x";font-size:12px;line-height:27px}.library-image-resolution-badge{color:var(--accent);background:rgba(var(--accent-rgb), .08);white-space:nowrap;border-radius:6px;padding:1px 5px;font-size:9px;line-height:1.3}.library-image-prompt{min-height:112px}.library-image-form .library-image-prompt-field{width:88%;max-width:720px}.library-image-helper{color:var(--muted);margin:0;font-size:12px;line-height:1.6}.library-image-cost-hint{color:var(--muted);align-items:center;gap:4px;margin:0;font-size:13px;display:flex}.library-image-cost-hint strong{color:var(--accent);font-weight:600}.library-image-meta{color:var(--muted);-webkit-user-select:text;user-select:text;flex-wrap:wrap;gap:10px 14px;font-size:12px;display:flex}.library-image-submit-row{flex-wrap:wrap;justify-content:flex-start;align-items:flex-end;gap:12px;display:flex}.library-image-inline-controls{flex-wrap:wrap;justify-content:flex-end;align-items:flex-end;gap:10px;margin-left:auto;display:flex}.library-image-inline-field{gap:6px;display:grid}.library-image-inline-controls .library-image-inline-field:nth-child(2){display:none}.library-image-inline-field span{color:var(--muted);font-size:12px}.library-image-inline-select{border-radius:14px;width:160px;min-width:160px;padding:6px 12px}.legacy-hidden{display:none!important}.library-gen-bar{border:1px solid rgba(var(--line-rgb), .14);background:linear-gradient(180deg, rgba(var(--white-rgb), .96), rgba(var(--bg-rgb), .94)), linear-gradient(135deg, rgba(var(--accent-rgb), .06), rgba(var(--accent-rgb), .08));box-shadow:inset 0 1px 0 rgba(var(--white-rgb), .6);border-radius:20px;margin-top:14px;margin-bottom:6px;padding:16px 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