:root{--bg:#14120f;--panel:#1c1917;--raised:#252220;--sunken:#100e0c;--line:#302b27;--line-soft:#241f1c;--ink:#f0ece6;--ink-mute:#a09890;--ink-faint:#6b645e;--accent:#f0a929;--accent-hi:#ffc04d;--accent-dim:#8a6210;--accent-ink:#1a1409;--accent-wash:#f0a9291f;--r-sm:6px;--r-md:10px;--r-lg:14px;--r-pill:999px;--ctl-h:36px;--ctl-h-sm:30px;--shadow-lift:0 4px 16px #00000073;--shadow-pop:0 10px 34px #0000008c;--font-ui:"Segoe UI", "Microsoft YaHei", system-ui, sans-serif;--font-mono:"Cascadia Mono", Consolas, ui-monospace, monospace;font-family:var(--font-ui);color:var(--ink);background:var(--bg);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}body{background:radial-gradient(1100px 620px at 50% -8%, #221d18 0%, transparent 70%), var(--bg);min-height:100vh;margin:0}main{max-width:1440px;margin:0 auto;padding:20px 32px 40px}h1{letter-spacing:-.01em;margin:6px 0;font-size:30px;font-weight:600}.eyebrow{font-family:var(--font-mono);letter-spacing:.18em;text-transform:uppercase;color:var(--accent);font-size:10px}header{justify-content:space-between;align-items:flex-end;gap:24px;display:flex}header p{color:var(--ink-mute);margin:0;font-size:14px}.btn,.primary,.secondary,.selection-toolbar button,.result-toolbar button{height:var(--ctl-h);border:1px solid var(--line);border-radius:var(--r-sm);background:var(--raised);color:var(--ink);font-family:var(--font-ui);white-space:nowrap;cursor:pointer;justify-content:center;align-items:center;gap:6px;padding:0 16px;font-size:13px;font-weight:500;transition:background .15s,border-color .15s,color .15s;display:inline-flex}.btn:hover:not(:disabled),.secondary:hover:not(:disabled),.selection-toolbar button:hover:not(:disabled),.result-toolbar button:hover:not(:disabled){background:#2f2b28;border-color:#3d3733}.btn:disabled,.primary:disabled,.secondary:disabled,.selection-toolbar button:disabled,.result-toolbar button:disabled{opacity:.4;cursor:not-allowed}:where(button,input,select):focus-visible{outline:2px solid var(--accent);outline-offset:2px}.primary,.toolbar-primary,.selection-toolbar .toolbar-primary,.result-toolbar .toolbar-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}.primary:hover:not(:disabled),.toolbar-primary:hover:not(:disabled),.selection-toolbar .toolbar-primary:hover:not(:disabled),.result-toolbar .toolbar-primary:hover:not(:disabled){background:var(--accent-hi);border-color:var(--accent-hi);color:var(--accent-ink)}.primary{width:100%;height:42px;margin-top:16px;font-size:14px}.workspace aside>.primary{margin-top:auto}.workspace aside>.background-run{margin-top:8px}.secondary{border-color:var(--accent-dim);width:100%;color:var(--accent-hi);background:0 0}nav{border-bottom:1px solid var(--line);gap:4px;margin:18px 0 12px;display:flex}nav button{height:42px;color:var(--ink-mute);font-family:var(--font-ui);cursor:pointer;background:0 0;border:0;border-bottom:2px solid #0000;margin-bottom:-1px;padding:0 18px;font-size:14px;transition:color .15s,border-color .15s}nav button:hover{color:var(--ink)}nav button.active{color:var(--accent);border-bottom-color:var(--accent)}.workspace{grid-template-columns:minmax(0,1fr) 360px;align-items:stretch;gap:28px;display:grid}.canvas-wrap{border:1px solid var(--line);border-radius:var(--r-lg);background:linear-gradient(#131110, #0e0c0b), repeating-conic-gradient(#1a1715 0 25%, #141211 0 50%) 50% / 22px 22px;flex-direction:column;justify-content:flex-start;align-items:center;min-height:min(760px,100vh - 250px);padding:12px;display:flex;overflow:auto}.canvas-wrap canvas{max-width:100%;height:auto;max-height:calc(100vh - 150px);box-shadow:0 8px 30px #0009}.hint{color:var(--ink-faint);text-align:center;margin:14px 0 0;font-size:12px}.image-actions{justify-content:flex-end;width:100%;margin-top:10px;display:flex}.danger-button{height:var(--ctl-h-sm);border-radius:var(--r-sm);color:#e98b7f;font-family:var(--font-ui);cursor:pointer;background:0 0;border:1px solid #6f3028;padding:0 12px;font-size:12px}.danger-button:hover:not(:disabled){color:#ffb0a5;background:#a4483c29;border-color:#a5483c}.danger-button:disabled{opacity:.4;cursor:not-allowed}.workspace aside{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--panel);flex-direction:column;height:100%;padding:20px;display:flex}.workspace aside h3{border-bottom:1px solid var(--line-soft);margin:0 0 16px;padding-bottom:12px;font-size:15px;font-weight:600}.product-card{border:1px solid var(--line);border-radius:var(--r-md);background:var(--raised);gap:10px;margin:12px 0;padding:14px;font-size:13px;display:grid}.product-card input{width:100%;height:var(--ctl-h-sm);border:1px solid var(--line);border-radius:var(--r-sm);background:var(--sunken);color:var(--ink);font-family:var(--font-ui);padding:0 10px;font-size:13px}.product-card input::placeholder{color:var(--ink-faint)}.product-card input:focus{border-color:var(--accent-dim);outline:none}.product-card label{color:var(--ink-mute);align-items:center;gap:8px;display:flex}.draft-product-card label{white-space:nowrap}.draft-product-card label input{flex:1;min-width:0}.product-summary{border:1px solid var(--line);border-radius:var(--r-md);background:var(--raised);align-items:stretch;margin:12px 0;display:flex;overflow:hidden}.product-summary-main{min-width:0;height:48px;color:var(--ink);font-family:var(--font-ui);text-align:left;cursor:pointer;background:0 0;border:0;flex:1;align-items:center;gap:8px;padding:0 12px;display:flex}.product-summary-main strong{white-space:nowrap;font-size:12px}.product-summary-main span{text-overflow:ellipsis;white-space:nowrap;color:var(--ink-mute);font-size:13px;overflow:hidden}.product-summary-main em{color:var(--ink-mute);white-space:nowrap;margin-left:auto;font-size:12px;font-style:normal}.product-summary-chevron{flex:none;color:var(--ink-faint)!important;font-size:18px!important}.product-summary-remove{border:0;border-left:1px solid var(--line);width:38px;color:var(--ink-faint);cursor:pointer;background:0 0;font-size:20px}.product-summary-remove:hover{color:#ed786c;background:#ed786c1f}.product-card .scale-control{border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:13px;flex-direction:column;gap:14px;padding:12px;display:flex}.scale-heading{justify-content:space-between;align-items:center;gap:6px;width:100%;display:flex}.scale-heading>span{color:var(--ink-mute);font-size:10px}.scale-heading strong{font-variant-numeric:tabular-nums;font-size:13px;font-weight:600}.product-card .scale-slider{appearance:none;cursor:pointer;background:0 0;border:0;width:100%;height:26px;margin:0;padding:0}.scale-slider::-webkit-slider-runnable-track{background:var(--line);border-radius:4px;height:6px}.scale-slider::-moz-range-track{background:var(--line);border-radius:4px;height:6px}.scale-slider::-webkit-slider-thumb{-webkit-appearance:none;border:5px solid var(--accent-dim);background:var(--accent-hi);width:24px;height:24px;box-shadow:0 2px 9px var(--accent-wash);border-radius:50%;margin-top:-9px}.scale-slider::-moz-range-thumb{box-sizing:border-box;border:5px solid var(--accent-dim);background:var(--accent-hi);width:24px;height:24px;box-shadow:0 2px 9px var(--accent-wash);border-radius:50%}.product-card .scale-slider:focus-visible{outline:2px solid var(--accent);outline-offset:4px}.product-card .scale-slider:disabled{opacity:.5;cursor:not-allowed}.stage-shell{touch-action:none;cursor:crosshair;align-items:flex-start;max-width:100%;display:inline-flex;position:relative}.stage-shell canvas{display:block}.object-tools-stack{flex-direction:column;flex:none;align-items:stretch;margin:12px 12px 0 0;display:flex}.object-tools{z-index:5;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#e7e5e4;cursor:default;background:#3d3c3ae0;border:1px solid #fff3;border-radius:13px;flex-flow:column;flex:none;align-items:stretch;gap:2px;width:max-content;min-width:86px;max-width:calc(100% - 24px);margin:0;padding:3px;font-size:11px;display:flex;position:static;box-shadow:0 3px 12px #0003}.object-tools button,.object-feedback button,.contour-actions button{color:inherit;white-space:nowrap;cursor:pointer;background:0 0;border:0;border-radius:7px;padding:7px 9px;font-weight:600}.object-tools button.is-active{color:#201c10;background:#ffdc49}.object-tools button:disabled,.contour-actions button:disabled{opacity:.45;cursor:not-allowed}.object-tools button:focus-visible{outline-offset:1px;outline:2px solid #fff}.canvas-delete-button{z-index:6;color:#fff;cursor:pointer;background:#100e0c80;border:1px solid #ffffffb3;border-radius:50%;width:22px;height:22px;padding:0;font-size:16px;line-height:1;position:absolute;top:6px;right:6px}.canvas-delete-button:hover:not(:disabled){color:#fff;background:#fff3}.canvas-delete-button:disabled{opacity:.4;cursor:not-allowed}.live-preview{align-items:center;gap:6px;padding:0 3px;display:flex}.object-tools .preview-switch{background:#85827c;border-radius:12px;width:33px;height:19px;padding:2px}.preview-switch:after{content:"";background:#fff;border-radius:50%;width:15px;height:15px;transition:transform .15s;display:block}.object-tools .preview-switch.is-on{background:#ffdc49}.preview-switch.is-on:after{transform:translate(14px)}.object-tools~.selection-guide{pointer-events:none;white-space:nowrap;top:12px}.object-feedback,.contour-actions{z-index:5;color:#eee;cursor:default;background:#282623d9;border-radius:9px;max-width:calc(100% - 24px);padding:5px 10px;font-size:12px;position:absolute;bottom:72px;left:12px}.object-feedback button,.contour-actions button{color:#ffdc49}.selection-toolbar{z-index:4;border:1px solid var(--line);border-radius:var(--r-md);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow-pop);color:var(--ink-mute);white-space:nowrap;background:#1c1917eb;align-items:center;gap:6px;padding:7px;font-size:12px;display:flex;position:absolute;bottom:18px;left:50%;transform:translate(-50%)}.selection-toolbar button,.result-toolbar button{height:var(--ctl-h-sm);padding:0 13px}.result-toolbar .danger-button{margin-right:4px}.selection-toolbar>span{font-family:var(--font-mono);letter-spacing:.04em;padding:0 8px;font-size:11px}.selection-toolbar>span strong{color:var(--ink);font-weight:600}.resize-tip{z-index:4;border:1px solid var(--line);border-radius:var(--r-md);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow-lift);color:var(--ink);background:#1c1917f0;align-items:center;gap:10px;padding:9px 14px 9px 9px;font-size:12px;display:flex;position:absolute;top:16px;right:16px}.resize-tip .tip-step,.selection-index{background:var(--accent);color:var(--accent-ink);font-family:var(--font-mono);place-items:center;font-weight:700;display:grid}.resize-tip .tip-step{border-radius:var(--r-sm);width:26px;height:26px;font-size:13px}.resize-tip strong{font-weight:600;display:block}.resize-tip small{color:var(--ink-mute);margin-top:3px;font-size:11px;display:block}.resize-tip.selection-guide{background:#1c1917ad;left:50%;right:auto;transform:translate(-50%)}.selection-guide .tip-step{border-radius:50%}.selection-index{z-index:4;border-radius:var(--r-sm);pointer-events:none;border:1px solid #00000059;width:24px;height:24px;font-size:12px;position:absolute}.result-toolbar{border:1px solid var(--line);border-radius:var(--r-md);background:var(--panel);flex-wrap:wrap;justify-content:flex-start;align-items:center;gap:6px;max-width:100%;margin:16px auto 0;padding:7px;display:flex}.result-toolbar .is-active{background:var(--accent-wash);border-color:var(--accent-dim);color:var(--accent-hi)}.status{border:1px solid var(--line);border-left:2px solid var(--accent);border-radius:var(--r-sm);background:var(--sunken);color:var(--ink-mute);align-items:flex-start;gap:9px;margin:12px 0 0;padding:10px 12px;font-size:12px;line-height:1.5;animation:.3s cubic-bezier(.22,.61,.36,1) both status-in;display:flex;position:relative}.status-icon{width:18px;height:18px;font-family:var(--font-mono);border:1px solid;border-radius:50%;flex:0 0 18px;place-items:center;margin-top:1px;font-size:11px;font-weight:700;line-height:1;display:grid}.status-copy{flex:1}.status-success{color:#b9e7c5;border-left-color:#55c878}.status-success .status-icon{color:#55c878}.status-error{color:#f0bbb5;border-left-color:#ed786c}.status-error .status-icon{color:#ed786c}.status-working .status-icon{color:var(--accent-hi);animation:1.2s ease-in-out infinite status-breathe}.status-pulse{background:var(--accent-hi);border-radius:50%;width:5px;height:5px;animation:1.6s ease-out infinite status-pulse;position:absolute;bottom:9px;right:12px;box-shadow:0 0 #f4b40080}@keyframes status-in{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}@keyframes status-breathe{0%,to{opacity:.55;transform:scale(.9)}50%{opacity:1;transform:scale(1.08)}}@keyframes status-pulse{70%{box-shadow:0 0 0 7px #f4b40000}to{box-shadow:0 0 #f4b40000}}.primary.is-progress{cursor:progress;opacity:1;background:var(--accent-dim);border-color:var(--accent-dim);position:relative;overflow:hidden}.primary-fill{z-index:0;background:linear-gradient(90deg, var(--accent-hi), var(--accent));min-width:3px;transition:width .35s cubic-bezier(.22,.61,.36,1);position:absolute;top:0;bottom:0;left:0}.primary-label{z-index:1;font-variant-numeric:tabular-nums;position:relative}.empty{border:1px dashed var(--line);border-radius:var(--r-lg);background:var(--panel);text-align:center;margin:72px auto;padding:84px 24px}.empty.is-dragging{border-color:var(--accent);background:var(--accent-wash)}.empty-icon{color:var(--accent);font-size:38px}.empty h2{margin:16px 0 8px;font-size:20px;font-weight:600}.empty p{color:var(--ink-mute);margin:0;font-size:14px}.empty-upload{height:var(--ctl-h);border:1px solid var(--accent);border-radius:var(--r-sm);background:var(--accent);color:var(--accent-ink);cursor:pointer;justify-content:center;align-items:center;margin-top:20px;padding:0 18px;font-size:13px;font-weight:600;display:inline-flex}.empty-upload:hover{background:var(--accent-hi);border-color:var(--accent-hi)}.empty-upload:focus-within{outline:2px solid var(--accent);outline-offset:2px}.empty-upload input{opacity:0;pointer-events:none;width:1px;height:1px;position:absolute}.batch-results{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--panel);padding:24px}.batch-header{justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.batch-header h2{margin:0 0 6px;font-size:18px}.batch-header p{color:var(--ink-mute);margin:0;font-size:13px}.batch-select{cursor:pointer;white-space:nowrap;width:auto;padding:9px 14px;position:relative}.batch-select input{opacity:0;width:1px;height:1px;position:absolute}.batch-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px;display:grid}.batch-card{border:1px solid var(--line);border-radius:var(--r-md);background:var(--raised);overflow:hidden}.batch-card img{aspect-ratio:1;object-fit:contain;background:repeating-conic-gradient(#eee 0 25%, #fff 0 50%) 50% / 16px 16px;width:100%;display:block}.batch-error{aspect-ratio:1;color:#ed786c;text-align:center;place-items:center;padding:16px;font-size:13px;display:grid}.batch-card-footer{justify-content:space-between;align-items:center;gap:8px;padding:10px;font-size:12px;display:flex}.batch-card-footer span{text-overflow:ellipsis;white-space:nowrap;color:var(--ink-mute);overflow:hidden}.batch-card-footer a{color:var(--accent-hi);white-space:nowrap}.history,.task-center{flex-direction:column;align-items:flex-end;gap:10px;display:flex;position:fixed;right:24px}.history{z-index:20;bottom:22px}.task-center{z-index:19;bottom:64px}.history-popover{border:1px solid var(--line);border-radius:var(--r-lg);width:min(520px,100vw - 32px);max-height:min(70vh,520px);box-shadow:var(--shadow-pop);background:#1c1917f7;padding:16px;overflow:auto}.history-header{justify-content:space-between;align-items:center;gap:16px;margin-bottom:14px;display:flex}.history-header h2{margin:0 0 5px;font-size:18px}.history-header p{color:var(--ink-mute);margin:0;font-size:12px}.history-header .secondary{width:auto;padding:0 14px}.history-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:10px;display:grid}.history-item{border:1px solid var(--line);border-radius:var(--r-md);background:var(--panel);grid-template-columns:64px minmax(0,1fr) auto;align-items:center;gap:12px;padding:8px;display:grid}.history-item img{object-fit:contain;background:var(--sunken);border-radius:var(--r-sm);width:64px;height:64px;display:block}.history-item-info{min-width:0}.history-item-info strong,.history-item-info span{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.history-item-info strong{margin-bottom:6px;font-size:13px}.history-item-info span{color:var(--ink-mute);font-size:11px}.history-download{color:var(--accent-hi);white-space:nowrap;font-size:12px}.history-empty{color:var(--ink-mute);text-align:center;margin:22px 0 8px;font-size:13px}.history-toggle{border:1px solid var(--accent-dim);border-radius:var(--r-pill);background:var(--accent);height:30px;color:var(--accent-ink);box-shadow:var(--shadow-lift);cursor:pointer;align-items:center;gap:5px;padding:0 10px;font-size:12px;font-weight:600;display:inline-flex}.history-toggle:hover{background:var(--accent-hi);border-color:var(--accent)}.history-toggle span{font-size:12px}.history-toggle em{border-radius:var(--r-pill);text-align:center;background:#1a140933;min-width:16px;padding:1px 4px;font-size:10px;font-style:normal}@media (width<=900px){main{padding:24px 16px 48px}header{flex-direction:column;align-items:flex-start;gap:16px}.workspace{grid-template-columns:1fr}.canvas-wrap{min-height:380px;padding:10px}.stage-shell{flex-direction:column;align-items:stretch;display:inline-flex}.object-tools-stack{margin:0 0 12px}.object-tools{flex-direction:column;align-items:stretch}.selection-toolbar{max-width:calc(100% - 20px);bottom:10px;overflow-x:auto}.selection-toolbar button,.result-toolbar button{padding:0 10px}.resize-tip{top:10px;right:10px}.history{bottom:16px;right:16px}.history-grid{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){*{transition-duration:.01ms!important;animation-duration:.01ms!important}}.task-center .task-card{cursor:pointer}.task-center .task-card:hover{border-color:var(--accent)}.active-task-progress{z-index:18;border:1px solid var(--line);border-radius:var(--r-md);width:min(360px,100vw - 32px);box-shadow:var(--shadow-pop);background:#1c1917f7;padding:10px 14px;font-size:12px;position:fixed;bottom:106px;right:24px}.active-task-progress>span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.active-task-progress strong{float:right;color:var(--accent-hi)}.active-task-progress>div{clear:both;background:var(--sunken);border-radius:4px;height:4px;margin-top:8px;overflow:hidden}.active-task-progress i{background:var(--accent);height:100%;transition:width .3s;display:block}@media (width<=900px){.task-center{bottom:58px;right:16px}.active-task-progress{bottom:100px;right:16px}}