:root{color:#e8ecf0;font-synthesis:none;--bg:#1a1d20;--bg-elev:#23272b;--bg-hover:#2a3035;--border:#2f363c;--border-strong:#3d4650;--text:#e8ecf0;--text-mute:#9aa3ab;--text-faint:#6c757c;--accent:#d99a3b;--accent-strong:#efb663;--accent-bg:#2a2014;--danger:#c45a5a;background:#1a1d20;font-family:Microsoft YaHei UI,Inter,system-ui,-apple-system,Segoe UI,sans-serif}*{box-sizing:border-box;scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background-color:var(--border-strong);background-clip:padding-box;border:2px solid #0000;border-radius:4px}::-webkit-scrollbar-thumb:hover{background-color:var(--text-faint);background-clip:padding-box}::-webkit-scrollbar-corner{background:0 0}body{background:var(--bg);min-width:1280px;height:100vh;color:var(--text);margin:0;overflow:hidden}button,input,textarea,select{font:inherit;color:inherit}button{border:1px solid var(--border);background:var(--bg-elev);color:var(--text);cursor:pointer;border-radius:6px;align-items:center;gap:6px;padding:7px 12px;font-size:13px;display:inline-flex}button:hover:not(:disabled){border-color:var(--border-strong);background:var(--bg-hover)}button:disabled{opacity:.4;cursor:not-allowed}main{grid-template-rows:56px 1fr;height:100vh;display:grid;position:relative}.drop-overlay{z-index:20;border:2px dashed var(--accent);background:color-mix(in srgb, var(--bg) 82%, transparent);color:var(--accent-strong);pointer-events:none;border-radius:12px;place-items:center;font-size:18px;font-weight:700;display:grid;position:absolute;inset:12px}.toolbar{border-bottom:1px solid var(--border);background:linear-gradient(#1f2428,#1a1d20);align-items:center;gap:8px;height:56px;padding:0 18px;display:flex}.toolbar-divider{background:var(--border);width:1px;height:24px;margin:0 4px}.toolbar-spacer{flex:1}.import{border:1px solid var(--border);cursor:pointer;background:var(--bg-elev);border-radius:6px;align-items:center;gap:6px;padding:7px 12px;font-size:13px;display:inline-flex}.import:hover{background:var(--bg-hover)}.import input{display:none}.tool{padding:7px 12px}.panel-switcher{gap:4px;display:inline-flex}.panel-switcher .tool{padding-inline:9px}.zoom{border:1px solid var(--border);background:var(--bg-elev);border-radius:6px;align-items:center;display:inline-flex;position:relative;overflow:hidden}.active-tool{background:var(--accent-bg);color:var(--accent-strong);border-color:#86622d}.zoom-btn,.zoom-fit{background:0 0;border:none;border-radius:0;padding:7px 10px;font-size:13px}.zoom-fit{border-left:1px solid var(--border);border-right:1px solid var(--border);min-width:56px;padding:7px 14px}.zoom button:hover{background:var(--bg-hover)}.export-group{align-items:stretch;gap:0;display:flex}.export-format{border:1px solid var(--border-strong);appearance:none;min-width:70px;color:var(--text);background:#252a2e url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='m2 2 4 4 4-4' fill='none' stroke='%23aeb6bd' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") right 9px center/10px 7px no-repeat;border-right:0;border-radius:5px 0 0 5px;padding:0 26px 0 8px;font-size:12px}.export{background:var(--accent);color:#1c1308;border-color:var(--accent-strong);border-radius:0 5px 5px 0;padding:7px 16px;font-weight:600}.export:hover:not(:disabled){background:var(--accent-strong)}.content{background:var(--bg);grid-template-rows:minmax(0,1fr);grid-template-columns:1fr 336px;min-height:0;display:grid}.content.right-panel-closed{grid-template-columns:1fr}.content.right-panel-closed .controls{display:none}.leftStack{grid-template-rows:minmax(0,1fr) 240px;grid-template-columns:110px 1fr;height:100%;min-height:0;display:grid}.leftStack.left-panel-closed{grid-template-columns:0 1fr}.leftStack.left-panel-closed .thumbnails{display:none}.leftStack.bottom-panel-closed{grid-template-rows:minmax(0,1fr) 0}.thumbnails{border-right:1px solid var(--border);scrollbar-width:none;background:#15181b;flex-direction:column;grid-area:1/1/span 2;gap:12px;min-height:0;padding:14px 10px;display:flex;overflow:hidden auto}.thumbnails::-webkit-scrollbar{background:0 0;width:0;height:0}.thumbnail{aspect-ratio:1;cursor:pointer;background:#0e1113;border:2px solid #0000;border-radius:8px;width:100%;transition:border-color .15s;position:relative;overflow:hidden}.thumbnail img{object-fit:cover;width:100%;height:100%;display:block}.thumbnail.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent-strong)}.thumbnail-close{color:#fff;cursor:pointer;background:#000000b3;border:1px solid #ffffff26;border-radius:50%;place-items:center;width:20px;height:20px;padding:0;display:grid;position:absolute;top:4px;right:4px}.thumbnail-add{aspect-ratio:1;border:1px dashed var(--border-strong);width:100%;color:var(--text-faint);cursor:pointer;border-radius:8px;align-content:center;place-items:center;gap:2px;font-size:11px;transition:border-color .15s,color .15s,background .15s;display:grid}.thumbnail-add input{display:none}.thumbnail-add:hover{border-color:var(--accent);color:var(--accent-strong);background:var(--accent-bg)}.thumbnail-empty{min-height:88px}.canvasWrap{background:radial-gradient(circle,#1c2125 0%,#14181b 70%);grid-area:1/2;place-items:center;min-height:0;display:grid;position:relative;overflow:hidden}canvas{object-fit:contain;background:0 0;max-width:92%;max-height:88%;box-shadow:0 18px 60px #0008}.brush-canvas{cursor:crosshair}.controls{border-left:1px solid var(--border);background:#1d2124;grid-area:1/2/span 2;min-height:0;overflow-y:auto}.controls details{border-bottom:1px solid var(--border);padding:14px 30px 14px 16px}.controls summary{cursor:pointer;letter-spacing:.04em;-webkit-user-select:none;user-select:none;align-items:center;gap:8px;margin-bottom:14px;font-size:14px;font-weight:700;list-style:none;display:flex}.controls summary::-webkit-details-marker{display:none}.controls summary .chevron{color:var(--accent);transition:transform .15s}.controls details[open] summary .chevron{transform:rotate(0)}.controls details:not([open]) summary .chevron{transform:rotate(-90deg)}.controls .add-region{border-radius:50%;place-items:center;width:22px;height:22px;margin-left:auto;padding:0 8px;font-size:16px;display:grid}.select-row{grid-template-columns:70px 1fr;align-items:center;gap:8px;margin-bottom:12px;font-size:12px;display:grid}.select-row select{background:var(--bg-elev);color:inherit;border:1px solid var(--border-strong);border-radius:4px;padding:6px 8px;font-size:13px}.check{color:var(--text-mute);cursor:pointer;flex-direction:row;align-items:center;gap:8px;margin:12px 0;font-size:12px;display:flex}.slider{grid-template-columns:64px 1fr 64px;align-items:center;gap:10px;margin:12px 0;font-size:12px;display:grid}.slider-has-unit{grid-template-columns:64px minmax(0,1fr) 64px}.slider-label{color:var(--text-mute)}.slider-scrub{appearance:none;width:100%;min-width:0;color:var(--text-mute);cursor:ew-resize;text-align:left;background:0 0;border:0;border-radius:3px;justify-content:flex-start;padding:4px 3px;font-size:12px}.slider-scrub:hover:not(:disabled),.slider-scrub:focus-visible{background:var(--bg-hover);color:var(--text);outline:none}.slider input[type=range]{appearance:none;cursor:pointer;background:0 0;min-width:0;height:18px}.slider input[type=range]::-webkit-slider-runnable-track{background:var(--border-strong);border-radius:2px;height:4px}.slider input[type=range]::-webkit-slider-thumb{appearance:none;background:var(--text);border-radius:50%;width:14px;height:14px;margin-top:-5px;box-shadow:0 1px 3px #00000080}.slider input[type=range]:disabled{opacity:.4;cursor:not-allowed}.slider-warmth input[type=range]::-webkit-slider-runnable-track{background:linear-gradient(90deg,#5b9bff,#b8b8b8,#ff9b3a)}.slider-tint input[type=range]::-webkit-slider-runnable-track{background:linear-gradient(90deg,#4dd17a,#b8b8b8,#d45cb0)}.slider-value{background:var(--bg-elev);border:1px solid var(--border-strong);color:inherit;text-align:right;font-variant-numeric:tabular-nums;appearance:textfield;border-radius:4px;width:100%;padding:5px 8px;font-size:12px}.slider-number{grid-template-columns:minmax(0,1fr) 17px;min-width:0;display:grid}.slider-has-unit .slider-number{position:relative}.slider-value::-webkit-inner-spin-button{appearance:none;margin:0}.slider-value::-webkit-outer-spin-button{appearance:none;margin:0}.slider-number .slider-value{grid-column:1;min-width:0;padding-right:7px}.slider-stepper{border-left:1px solid var(--border);border-radius:0 3px 3px 0;grid-area:1/2;grid-template-rows:1fr 1fr;align-self:stretch;margin:1px;display:grid;overflow:hidden}.slider-stepper button{min-width:0;min-height:0;color:var(--text-mute);background:#30363b;border:0;border-radius:0;place-items:center;padding:0;font-size:8px;line-height:1;display:grid}.slider-stepper button+button{border-top:1px solid var(--border)}.slider-stepper button:hover:not(:disabled){background:var(--bg-hover);color:var(--accent-strong)}.slider-stepper button span{transform:translateY(1px)}.slider-stepper button+button span{transform:translateY(-1px)}.slider-unit{color:var(--accent-strong);pointer-events:none;font-size:14px;font-weight:800;line-height:1;position:absolute;top:50%;left:calc(100% + 4px);transform:translateY(-50%)}.crop-reset,.brush-paint{justify-content:center;width:100%;padding:6px 8px;font-size:12px}.region-editor{border-top:1px solid var(--border);margin:12px 0;padding:12px 0 2px}.region-editor-head{grid-template-columns:1fr auto;align-items:center;gap:8px;display:grid}.region-editor-head input{border:1px solid var(--border-strong);background:var(--bg-elev);border-radius:4px;min-width:0;padding:6px 8px}.region-delete,.region-add-outside{color:var(--text-mute);justify-content:center;padding:5px 8px;font-size:12px}.region-add-outside{width:100%;margin:8px 0 2px}.region-hint{color:var(--text-faint);margin:4px 0 12px;font-size:12px;line-height:1.5}.copilot{border-top:1px solid var(--border);background:linear-gradient(#1d2226 0%,#181b1e 100%);grid-area:2/2;min-height:0;padding:14px 22px 18px}.copilot-header{align-items:center;gap:14px;margin-bottom:12px;display:flex}.copilot-title{color:var(--accent);align-items:center;gap:6px;font-size:14px;font-weight:700;display:inline-flex}.copilot-subtitle{color:var(--text-mute);flex:1;font-size:12px}.copilot-close{color:var(--text-mute);background:0 0;border:1px solid #0000;border-radius:4px;margin-left:auto;padding:4px}.copilot-close:hover{border-color:var(--border);background:var(--bg-elev)}.copilot-body{grid-template-columns:minmax(0,1fr) minmax(260px,360px);gap:18px;min-width:0;height:184px;display:grid;overflow:hidden}.copilot-empty{height:100%;color:var(--text-faint);text-align:center;place-items:center;padding:0 24px;font-size:13px;display:grid}.suggestion{background:#20262a;border:1px solid #353d44;border-radius:8px;grid-template-columns:96px 1fr auto;align-items:center;gap:14px;min-width:0;padding:14px;display:grid;overflow:hidden}.suggestion-thumb{object-fit:cover;background:#0e1113;border-radius:6px;width:96px;height:96px}.suggestion-text h3{color:var(--text);margin:0 0 4px;font-size:14px}.suggestion-text{overflow-wrap:anywhere;min-width:0;max-height:142px;padding-right:4px;overflow-y:auto}.suggestion-text p{color:var(--text-mute);margin:0 0 6px;font-size:12px;line-height:1.5}.suggestion-text small{color:var(--accent);margin-top:2px;font-size:11px;display:block}.suggestion-actions{flex-direction:column;align-items:stretch;gap:6px;display:flex}.suggestion-actions .primary{justify-content:center}.copilot-input{flex-direction:column;gap:8px;min-width:0;display:flex}.reference-row{align-items:center;gap:8px;min-height:30px;display:flex;overflow:hidden}.reference-upload{border:1px dashed var(--border-strong);min-height:28px;color:var(--text-mute);cursor:pointer;border-radius:5px;flex:none;justify-content:center;align-items:center;padding:5px 8px;font-size:12px;display:inline-flex}.reference-upload:hover{border-color:var(--accent);color:var(--text)}.reference-upload input{display:none}.reference-chip{min-width:0;color:var(--text-mute);align-items:center;gap:6px;font-size:11px;display:flex}.reference-chip img{object-fit:cover;border-radius:4px;flex:none;width:28px;height:28px}.reference-chip span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.reference-chip button{min-width:20px;min-height:20px;color:var(--text-mute);border-color:#0000;flex:none;padding:0;font-size:16px;line-height:1}.reference-chip button:hover:not(:disabled){color:var(--text);background:var(--bg-hover)}.copilot-input textarea{resize:none;background:var(--bg-elev);color:var(--text);border:1px solid var(--border-strong);border-radius:6px;flex:1;padding:10px 12px;font-size:13px;line-height:1.5}.copilot-input-meta{justify-content:flex-end;display:flex}.char-count{color:var(--text-faint);font-variant-numeric:tabular-nums;font-size:11px}.copilot-input-actions{align-items:center;gap:8px;display:flex}.copilot-input-actions .spacer{flex:1}.image-upload{width:36px;height:36px;color:var(--text-mute);place-items:center;padding:0;display:grid}.copilot-input-actions .primary{background:var(--accent);color:#1c1308;border-color:var(--accent-strong);font-weight:600}.copilot-input-actions .primary:hover:not(:disabled){background:var(--accent-strong)}.discard,.ghost{color:var(--text-mute)}.modal{z-index:10;background:#0009;place-items:center;display:grid;position:fixed;inset:0}.modal>div{background:var(--bg-elev);border:1px solid var(--border-strong);border-radius:10px;width:360px;padding:24px;box-shadow:0 20px 70px #00000080}.modal h2{margin:0 0 8px;font-size:16px}.modal p{color:var(--text-mute);margin:0 0 8px;font-size:13px;line-height:1.5}.modal input{background:var(--bg);border:1px solid var(--border-strong);width:100%;color:inherit;border-radius:5px;margin:8px 0 14px;padding:9px}.modal button{margin-right:8px}@media (width<=1280px){.content{grid-template-columns:1fr 296px}.leftStack{grid-template-columns:92px 1fr}body{min-width:1100px}}