:root{--navy:#17243b;--navy2:#233654;--orange:#ff6b2c;--orange2:#ff8752;--bg:#eef1f5;--line:#dce1e8;--text:#202939;--muted:#7b8494;--white:#fff;--danger:#dc3f45;--shadow:0 8px 28px rgba(25,37,55,.09)}
*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;font-family:"Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--text);background:var(--bg)}button,input,select,textarea{font:inherit}button{cursor:pointer}.hidden{display:none!important}
.topbar{height:68px;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 24px;box-shadow:0 2px 12px #0c162666;position:relative;z-index:5}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:42px;height:42px;border-radius:12px;background:linear-gradient(145deg,var(--orange),#e84719);display:grid;place-items:center;font-weight:800;font-size:14px;box-shadow:inset 0 0 0 1px #ffffff30}.brand strong{display:block;font-size:17px;letter-spacing:.5px}.brand span{display:block;font-size:9px;letter-spacing:1px;color:#aeb8c8;margin-top:2px}.main-actions{display:flex;align-items:center;gap:7px}.topbar button{border:0;color:#e9edf4;background:transparent;padding:9px 13px;border-radius:7px}.topbar button:hover{background:#ffffff13}.topbar .primary,.primary{background:var(--orange);color:#fff;border:none;font-weight:700;box-shadow:0 3px 10px #ff6b2c44}.topbar .primary{padding:10px 19px;margin-left:7px}.primary:hover{background:var(--orange2)!important}.topbar button:disabled{opacity:.3;cursor:not-allowed}.divider{height:23px;width:1px;background:#ffffff2b;margin:0 5px}.icon-btn{font-size:21px!important;padding:5px 9px!important}
.app-shell{height:calc(100vh - 68px);display:grid;grid-template-columns:250px minmax(460px,1fr) 286px}.panel{background:#fff;z-index:2}.left-panel{border-right:1px solid var(--line);padding:22px 15px;display:flex;flex-direction:column;overflow:auto}.right-panel{border-left:1px solid var(--line);padding:20px 18px;overflow:auto}.panel h2{font-size:15px;margin:0}.section-tip{color:var(--muted);font-size:11px;margin:6px 0 14px}.big-action{width:100%;height:62px;border:1px solid var(--line);background:#fff;border-radius:9px;margin-bottom:9px;display:flex;align-items:center;text-align:left;padding:10px;gap:11px;transition:.15s}.big-action:hover{border-color:#ffa17c;box-shadow:0 3px 13px #ff6b2c16;transform:translateY(-1px)}.big-action.product-action{border-color:#ffc2a8;background:#fff9f6}.action-icon{width:35px;height:35px;border-radius:8px;background:#fff0e9;color:var(--orange);display:grid;place-items:center;font-size:22px;font-weight:600}.text-icon{font-family:Georgia,serif}.big-action b,.big-action small{display:block}.big-action b{font-size:13px;margin-bottom:4px}.big-action small{font-size:10px;color:var(--muted)}.layers-section{margin-top:21px;padding-top:18px;border-top:1px solid #eef0f3;flex:1}.section-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.section-title span{font-size:10px;color:var(--muted)}.layers{display:flex;flex-direction:column;gap:6px}.empty-layers{text-align:center;color:#a2a9b4;font-size:11px;line-height:1.8;padding:22px 5px}.layer-item{display:grid;grid-template-columns:31px 1fr 25px;align-items:center;gap:7px;padding:7px;border:1px solid transparent;border-radius:7px;background:#f7f8fa;font-size:11px}.layer-item:hover{background:#f1f3f6}.layer-item.selected{background:#fff3ed;border-color:#ffb897}.layer-thumb{width:29px;height:29px;border-radius:5px;background:#fff;border:1px solid #e0e4e9;display:grid;place-items:center;overflow:hidden;font-weight:bold}.layer-thumb img{width:100%;height:100%;object-fit:contain}.layer-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.layer-type{display:block;color:#969dab;font-size:9px;margin-top:2px}.layer-vis{border:0;background:transparent;color:#677184;padding:3px}.base-layer{opacity:.8}.base-layer .layer-thumb{background:#e8edf4;color:#6d7a8d}
.workspace{display:flex;flex-direction:column;min-width:0}.workspace-head{height:54px;background:#f8f9fb;border-bottom:1px solid var(--line);padding:0 18px;display:flex;align-items:center;justify-content:space-between}.workspace-head b{font-size:13px}.workspace-head div>span{font-size:10px;color:var(--muted);margin-left:9px}.zoom-tools{display:flex;align-items:center;gap:3px}.zoom-tools button{border:1px solid var(--line);background:white;border-radius:5px;min-width:28px;height:28px;color:#596476;font-size:11px}.zoom-tools span{display:inline-block!important;text-align:center;width:42px!important;margin:0!important}.canvas-area{flex:1;min-height:0;position:relative;display:flex;align-items:center;justify-content:center;overflow:auto;background-color:#e9edf2;background-image:linear-gradient(45deg,#e3e7ec 25%,transparent 25%),linear-gradient(-45deg,#e3e7ec 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#e3e7ec 75%),linear-gradient(-45deg,transparent 75%,#e3e7ec 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0}.empty-state{text-align:center;background:#fff;border:1px dashed #c5ccd6;border-radius:14px;width:min(500px,72%);padding:43px 25px;box-shadow:var(--shadow)}.upload-illustration{margin:auto;width:72px;height:72px;border-radius:22px;background:#fff0e9;display:grid;place-items:center;color:var(--orange);font-size:35px}.empty-state h1{font-size:19px;margin:19px 0 7px}.empty-state p{font-size:12px;color:var(--muted);margin:0 0 21px}.empty-state small{display:block;color:#9aa2af;margin-top:13px}.large{padding:12px 24px;border-radius:7px}.canvas-wrap{position:relative;flex:none;box-shadow:0 8px 28px #26354a32;background:white;line-height:0}.canvas-wrap canvas{display:block;touch-action:none}.drop-hint{position:absolute;inset:18px;border:3px dashed var(--orange);background:#fff8f2e8;z-index:10;display:grid;place-items:center;font-size:18px;font-weight:bold;color:var(--orange);border-radius:13px}.statusbar{height:31px;background:#f8f9fb;border-top:1px solid var(--line);padding:0 18px;display:flex;align-items:center;justify-content:space-between;font-size:9px;color:#7c8592}.status-dot{display:inline-block;width:6px;height:6px;background:#38b46a;border-radius:50%;margin-right:6px}
.properties-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:15px;border-bottom:1px solid #edf0f3}.properties-head span{font-size:9px;color:var(--muted);background:#f2f4f7;padding:4px 7px;border-radius:9px}.no-selection{text-align:center;color:#929aa7;padding:52px 20px}.no-selection>div{font-size:26px}.no-selection h3{font-size:13px;color:#5d6674;margin:12px 0 7px}.no-selection p{font-size:10px;line-height:1.6}.props{padding-top:16px}.props label{display:block;font-size:10px;color:#687282;margin-bottom:13px}.props input[type=text],.props input[type=number],.props select,.props textarea{width:100%;border:1px solid var(--line);background:#fafbfc;border-radius:6px;padding:8px 9px;color:#273143;margin-top:5px;outline:none}.props textarea{resize:vertical}.props input:focus,.props select:focus,.props textarea:focus{border-color:var(--orange);box-shadow:0 0 0 2px #ff6b2c18}.props input[type=range]{display:block;width:100%;accent-color:var(--orange);margin-top:8px}.props output{float:right;color:#344052;font-weight:bold}.prop-row{display:grid;grid-template-columns:1fr 1fr;gap:9px}.subhead{display:flex;justify-content:space-between;align-items:center;margin:18px 0 13px;padding-top:14px;border-top:1px solid #edf0f3;font-size:12px}.switch input{display:none}.switch span{display:block;width:34px;height:19px;background:#c9cfd8;border-radius:12px;position:relative}.switch span:after{content:"";position:absolute;width:15px;height:15px;background:#fff;border-radius:50%;left:2px;top:2px;transition:.2s}.switch input:checked+span{background:var(--orange)}.switch input:checked+span:after{left:17px}.white-note,.help-card{background:#fff7f2;color:#8b624f;border:1px solid #ffe0d1;border-radius:7px;padding:10px;font-size:9px;line-height:1.6}.color-line{display:flex;gap:12px;align-items:flex-start}.color-line>label{width:72px}.color-line input[type=color]{display:block;width:100%;height:32px;padding:2px;border:1px solid var(--line);border-radius:5px;margin-top:5px}.quick-colors{display:flex;flex-wrap:wrap;gap:5px;padding-top:21px}.color-dot{width:18px;height:18px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px #d9dde3}.format-buttons{display:flex;gap:5px;margin-bottom:14px}.format-buttons button,.common-actions button{height:31px;border:1px solid var(--line);background:#fff;border-radius:5px;font-size:10px}.format-buttons button{min-width:34px}.format-buttons button.active{color:var(--orange);border-color:#ffad8b;background:#fff6f2}.common-actions{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px;border-top:1px solid #edf0f3;padding-top:15px;margin-top:9px}.common-actions .danger{color:var(--danger)}.help-card{margin-top:22px;background:#f4f7fb;border-color:#e2e7ee;color:#657083}.help-card b{color:#455064}.help-card p{margin:5px 0 0}
dialog{border:0;border-radius:13px;padding:0;box-shadow:0 22px 70px #101b2c55;width:440px}dialog::backdrop{background:#15203699;backdrop-filter:blur(2px)}.dialog-card{padding:23px}.dialog-head{display:flex;justify-content:space-between}.dialog-head h2{font-size:17px;margin:0}.dialog-head p{color:var(--muted);font-size:10px;margin:5px 0 0}.close-btn{border:0;background:#f2f4f6;border-radius:50%;width:29px;height:29px;font-size:19px;color:#737d8c}.export-options{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:22px 0}.format-option{border:1px solid var(--line);border-radius:8px;padding:13px;cursor:pointer;position:relative}.format-option.active{border-color:var(--orange);background:#fff8f4}.format-option input{position:absolute;right:10px;top:10px;accent-color:var(--orange)}.format-option b,.format-option span{display:block}.format-option b{font-size:13px}.format-option span{font-size:9px;color:var(--muted);margin-top:4px}.export-summary{display:flex;justify-content:space-between;background:#f5f7f9;padding:11px;border-radius:6px;font-size:10px}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}.dialog-actions button{border:0;padding:9px 17px;border-radius:6px}.dialog-actions .ghost{background:#f0f2f5}.toast{position:fixed;left:50%;bottom:45px;transform:translate(-50%,20px);background:#1e2b40;color:#fff;padding:10px 17px;border-radius:7px;font-size:11px;opacity:0;pointer-events:none;transition:.25s;z-index:99;box-shadow:var(--shadow)}.toast.show{opacity:1;transform:translate(-50%,0)}
.topbar .preview-btn{border:1px solid #ffffff35;background:#ffffff0c;padding:8px 16px}
.optional-action{margin-top:7px;background:#f6f9ff;border-color:#d7e1f2}.optional-action .action-icon{background:#eaf1fb;color:#315f9e}
.garment-controls{border:1px solid #d8e1ee;background:#f7faff;border-radius:9px;padding:11px;margin:3px 0 11px}.garment-head{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:#2c4669}.garment-head button{border:0;background:transparent;color:#7e8998;font-size:17px}.garment-controls p{font-size:9px;line-height:1.55;color:#738096;margin:6px 0 9px}.garment-controls label{display:block;font-size:9px;color:#65738a;margin:9px 0}.garment-controls output{float:right;font-weight:bold}.garment-controls input[type=color]{display:block;width:100%;height:29px;margin-top:5px;border:1px solid #d7dfea;border-radius:5px;padding:2px;background:#fff}.garment-controls input[type=range]{width:100%;margin-top:5px;accent-color:#315f9e}.pick-color-btn{width:100%;border:1px dashed #7593bc;background:#fff;color:#315f9e;border-radius:6px;padding:7px;font-size:10px}.pick-color-btn.active{background:#315f9e;color:#fff;border-style:solid}.garment-actions{display:grid;grid-template-columns:1fr 1fr;gap:5px}.garment-actions button{border:1px solid #d7dfea;background:#fff;border-radius:5px;padding:7px;font-size:9px}.garment-actions button:first-child{background:#315f9e;color:#fff;border-color:#315f9e}
.target-color-line{display:grid;grid-template-columns:42px 1fr;gap:5px;margin-top:-5px}.garment-controls .target-color-line input[type=color]{width:42px;height:38px;margin:0}.target-color-line button{border:1px dashed #7593bc;background:#fff;color:#315f9e;border-radius:6px;font-size:8px;padding:4px 2px}.target-color-line button small{display:block;font-size:6px;color:#8491a4;margin-top:2px}.target-color-line button.active{background:#315f9e;color:#fff;border-style:solid}.target-color-line button.active small{color:#dce8f7}
.wand-btn{width:100%;border:1px dashed #ff9a70;background:#fff8f4;color:#d95721;border-radius:6px;padding:8px;font-size:9px;margin:0 0 12px}.wand-btn.active{background:#ff6b2c;color:#fff;border-style:solid}
.wand-btn:disabled{opacity:.4;cursor:not-allowed}.danger-wand{border-color:#df6c70;color:#bd3036;background:#fff6f6}.delete-base-btn{width:100%;margin-top:12px;border:1px solid #e3a3a6;background:#fff5f5;color:#bd3036;border-radius:6px;padding:9px;font-size:10px}
.garment-controls select{width:100%;margin-top:5px;border:1px solid #d7dfea;border-radius:5px;background:#fff;padding:7px;color:#34475f;font-size:9px}.color-calibration{margin-top:10px;padding:9px;background:#fff;border:1px solid #dce4ef;border-radius:7px}.calibration-title{display:flex;justify-content:space-between;align-items:center;font-size:9px}.calibration-title span{font-size:7px;padding:3px 6px;border-radius:8px;background:#eef2f7;color:#758196}.calibration-title span.pass{background:#e6f7ed;color:#25814b}.calibration-title span.warn{background:#fff0e8;color:#c95825}.color-calibration dl{display:grid;grid-template-columns:58px 1fr;margin:8px 0 0;font-size:8px;row-gap:6px}.color-calibration dt{color:#7c8797}.color-calibration dd{margin:0;color:#28384f;font-weight:700}.color-calibration dd small{display:block;color:#929baa;font-weight:400;margin-top:2px}
.region-selection-bar{display:grid;grid-template-columns:1fr auto auto;gap:4px;align-items:center;margin:6px 0 2px;padding:6px;background:#edf3fb;border-radius:5px;font-size:8px;color:#5f7087}.region-selection-bar button{border:0;background:#fff;color:#45668f;border-radius:4px;padding:4px 6px;font-size:8px}.region-selection-bar button:disabled{opacity:.35;cursor:not-allowed}
.scale-card{margin-top:20px;border-top:1px solid #edf0f3;padding-top:15px}.scale-card>div{display:flex;justify-content:space-between;align-items:center;font-size:11px}.scale-card>div span{font-size:8px;background:#e8eff9;color:#315f9e;border-radius:8px;padding:3px 6px}.scale-card label{display:block;font-size:9px;color:#687282;margin-top:11px}.unit-input{display:flex;margin-top:5px;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#fafbfc}.unit-input input{width:100%;border:0;background:transparent;padding:8px;outline:none}.unit-input i{font-style:normal;padding:8px;background:#eef2f6;color:#6d7888}.scale-card p{font-size:8px;color:#8d95a2;line-height:1.5}
.preview-dialog{width:min(900px,88vw);max-width:none}.preview-card{padding:20px;background:#fff}.preview-stage{height:min(68vh,650px);margin:18px 0;background:#e8ebef;display:grid;place-items:center;overflow:hidden;border-radius:8px;background-image:linear-gradient(45deg,#e1e5ea 25%,transparent 25%),linear-gradient(-45deg,#e1e5ea 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#e1e5ea 75%),linear-gradient(-45deg,transparent 75%,#e1e5ea 75%);background-size:18px 18px;background-position:0 0,0 9px,9px -9px,-9px 0}.preview-stage canvas{max-width:100%;max-height:100%;box-shadow:0 8px 25px #25344a36}.preview-foot{display:flex;justify-content:space-between;align-items:center;font-size:10px;color:#707b8b}.preview-foot .primary{padding:10px 18px;border-radius:6px}
.canvas-area{align-items:flex-start;justify-content:flex-start;padding:35px}.canvas-wrap,.empty-state{margin:auto}
.topbar .quad-entry{border:1px solid #ffffff2b;background:#ffffff0a}
.quad-dialog{width:min(1120px,94vw);max-width:none}.quad-card{padding:22px;background:#fff}.quad-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:20px;margin-top:18px}.quad-tools{display:flex;flex-direction:column;gap:12px}.quad-tools button{border:0;border-radius:7px;padding:11px 12px;font-size:11px}.quad-tools .primary{color:#fff}.quad-secondary{background:#f0f3f7;color:#4f5d70;border:1px solid #dce1e8!important}.quad-file-status{background:#f5f7fa;border:1px solid #e3e7ed;border-radius:7px;padding:10px;font-size:9px;line-height:1.55;color:#6e7887}.quad-file-status.ready{background:#edf8f1;border-color:#cce9d6;color:#267c48}.quad-help{background:#fff7f2;border:1px solid #ffe0d1;border-radius:7px;padding:11px;color:#765847}.quad-help b{font-size:10px}.quad-help p{font-size:9px;line-height:1.65;margin:5px 0 0}.quad-format{display:block;font-size:9px;color:#687282}.quad-format select{display:block;width:100%;margin-top:6px;border:1px solid var(--line);border-radius:7px;background:#fff;padding:9px;color:#344052;font-size:10px}.quad-tools small{font-size:8px;color:#9098a5;text-align:center}.quad-stage{min-height:0;background:#e8ecf1;border-radius:10px;padding:16px;display:grid;place-items:center;position:relative;overflow:hidden;background-image:linear-gradient(45deg,#e0e4e9 25%,transparent 25%),linear-gradient(-45deg,#e0e4e9 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#e0e4e9 75%),linear-gradient(-45deg,transparent 75%,#e0e4e9 75%);background-size:18px 18px;background-position:0 0,0 9px,9px -9px,-9px 0}.quad-stage canvas{display:block;width:min(68vh,100%);height:auto;aspect-ratio:1;background:#fff;box-shadow:0 8px 28px #25344a35;touch-action:none;cursor:grab}.quad-stage canvas.dragging{cursor:grabbing}.quad-empty{position:absolute;inset:16px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:8px;color:#8993a1;pointer-events:none}.quad-empty b{font-size:34px;color:var(--orange)}.quad-empty span{font-size:12px}.quad-stage.has-images .quad-empty{display:none}
@media(max-width:1050px){.app-shell{grid-template-columns:220px minmax(420px,1fr) 250px}.topbar{padding:0 14px}.main-actions .ghost:not(.quad-entry){display:none}}@media(max-width:820px){.right-panel{display:none}.app-shell{grid-template-columns:210px 1fr}.brand span{display:none}}
@media(max-width:760px){.quad-layout{grid-template-columns:1fr}.quad-tools{display:grid;grid-template-columns:1fr 1fr}.quad-tools .quad-help,.quad-tools small{grid-column:1/-1}.quad-stage canvas{width:min(70vh,100%)}}
.quad-drop-hint{display:none;position:absolute;inset:12px;z-index:4;border:3px dashed var(--orange);border-radius:10px;background:#fff8f2eb;color:var(--orange);font-size:18px;font-weight:700;place-items:center;pointer-events:none}.quad-stage.is-dropping{box-shadow:inset 0 0 0 3px var(--orange)}.quad-stage.is-dropping .quad-drop-hint{display:grid}
.quad-slot-list{display:flex;flex-direction:column;gap:5px}.quad-slot-row{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:4px;align-items:center;padding:6px;border:1px solid #e1e5eb;border-radius:6px;background:#f8f9fb}.quad-slot-row.selected{border-color:#ff9d74;background:#fff5f0}.quad-slot-row span{min-width:0}.quad-slot-row b,.quad-slot-row small{display:block}.quad-slot-row b{font-size:9px;color:#445064}.quad-slot-row small{font-size:7px;color:#8a93a1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px;text-align:left}.quad-slot-row button{padding:5px 6px!important;border:1px solid #dce1e8!important;background:#fff;color:#566274;font-size:8px!important}.quad-slot-row button[data-quad-delete]{color:#bd3036}.quad-slot-row button:disabled{opacity:.35;cursor:not-allowed}.quad-tools .quad-danger{background:#fff3f3;color:#bd3036;border:1px solid #e7b1b3}.quad-tools .quad-danger:disabled{opacity:.4;cursor:not-allowed}

/* Responsive editor stability and direct canvas text editing */
.app-shell{grid-template-columns:clamp(190px,20vw,250px) minmax(280px,1fr) clamp(220px,23vw,286px);overflow-x:auto;overflow-y:hidden}
.canvas-wrap{isolation:isolate}
.canvas-wrap canvas{image-rendering:auto}
.canvas-text-editor{position:absolute;z-index:8;margin:0;padding:2px 5px;border:2px solid var(--orange);border-radius:4px;background:#ffffffeb;outline:none;resize:none;overflow:hidden;text-align:center;line-height:1.25;box-shadow:0 3px 14px #17243b33;transform-origin:center center}
.export-quality{display:block;margin:-8px 0 14px;font-size:10px;color:#687282}.export-quality select{display:block;width:100%;margin-top:6px;padding:9px;border:1px solid var(--line);border-radius:7px;background:#fff;color:#344052}
@media(max-width:1050px){.app-shell{grid-template-columns:190px minmax(280px,1fr) 225px}}
@media(max-width:820px){.right-panel{display:block}.app-shell{min-width:690px;grid-template-columns:180px minmax(280px,1fr) 220px}}