*{box-sizing:border-box;margin:0;padding:0}:root{--side-bg: #14161b;--side-card: #1f232b;--side-card-hover: #262b35;--side-text: #e8eaf0;--side-muted: #8a91a0;--side-border: #2a2f3a;--bg: #f2f4f7;--surface: #ffffff;--border: #e4e8ee;--border-strong: #d4dae3;--text: #1d2433;--muted: #67707f;--faint: #98a1b0;--blue: #2f7cf6;--blue-strong: #1f66e0;--blue-soft: #e9f1fe;--green: #1fc05f;--green-strong: #17a850;--red: #e0455a;--radius: 10px;--radius-sm: 8px;--shadow-card: 0 1px 2px rgba(20, 26, 40, .06), 0 4px 16px rgba(20, 26, 40, .06);--shadow-float: 0 4px 20px rgba(20, 26, 40, .13)}html,body,#root{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,Roboto,sans-serif;background:var(--bg);color:var(--text)}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;font-size:13px}button:disabled{opacity:.45;cursor:not-allowed}input,select,textarea{font-family:inherit}input[type=checkbox]{accent-color:var(--blue)}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;height:26px;background:transparent;cursor:pointer;margin:0}input[type=range]::-webkit-slider-runnable-track{height:5px;border-radius:3px;background:var(--border-strong)}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--blue);border:3px solid #fff;box-shadow:0 1px 4px #141a2859;margin-top:-6.5px}input[type=range]:active::-webkit-slider-thumb{background:var(--blue-strong)}input[type=range]::-moz-range-track{height:5px;border-radius:3px;background:var(--border-strong)}input[type=range]::-moz-range-thumb{width:12px;height:12px;border-radius:50%;background:var(--blue);border:3px solid #fff;box-shadow:0 1px 4px #141a2859}.app{display:flex;height:100%;overflow:hidden}.workspace{flex:1;display:flex;flex-direction:column;min-width:0}.workspace-body{flex:1;display:flex;min-height:0}.side{width:292px;flex-shrink:0;background:var(--side-bg);color:var(--side-text);display:flex;flex-direction:column;transition:width .18s ease}.side.collapsed{width:64px}.side.collapsed .side-projects,.side.collapsed .side-footer .label,.side.collapsed .logo-text{display:none}.side-top{display:flex;align-items:center;justify-content:space-between;padding:18px 16px 14px}.logo{display:flex;align-items:center;gap:10px;min-width:0}.logo-mark{width:30px;height:30px;flex-shrink:0;color:#fff}.logo-text{line-height:1.1;white-space:nowrap}.logo-text b{display:block;font-size:14px;letter-spacing:.12em;font-weight:800}.logo-text span{font-size:8.5px;letter-spacing:.42em;color:var(--side-muted);font-weight:600}.side-collapse{color:var(--side-muted);font-size:16px;padding:4px 6px;border-radius:6px}.side-collapse:hover{background:var(--side-card);color:var(--side-text)}.side-projects{flex:1;overflow-y:auto;padding:4px 14px 14px;display:flex;flex-direction:column;gap:12px}.side-projects-head{display:flex;align-items:center;justify-content:space-between;padding:4px 2px}.side-projects-head h2{font-size:14px;font-weight:600;display:flex;align-items:center;gap:8px;color:var(--side-text)}.side-add{width:26px;height:26px;border-radius:7px;border:1px solid var(--side-border);color:var(--side-muted);font-size:15px;line-height:1}.side-add:hover{color:#fff;border-color:var(--blue)}.project-card{position:relative;background:var(--side-card);border:2px solid transparent;border-radius:14px;padding:10px;cursor:pointer;text-align:left;width:100%}.project-card:hover{background:var(--side-card-hover)}.project-card.selected{border-color:var(--blue)}.project-card .check{position:absolute;top:-8px;right:-8px;width:22px;height:22px;border-radius:50%;background:var(--blue);color:#fff;font-size:12px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 6px #0006}.project-thumb{height:74px;border-radius:9px;background:#171a20;display:flex;align-items:center;justify-content:center;overflow:hidden;margin-bottom:9px}.project-thumb img{max-width:94%;max-height:88%;object-fit:contain;pointer-events:none}.project-thumb span{font-size:24px;font-weight:900;letter-spacing:.04em;text-transform:uppercase;color:transparent;-webkit-text-stroke:1.2px #cfd5e2;white-space:nowrap;padding:0 8px}.project-meta{display:flex;align-items:center;justify-content:space-between;gap:6px}.project-meta .name{font-size:13px;font-weight:600;color:var(--side-text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.project-meta .date{display:block;font-size:11px;color:var(--side-muted);margin-top:2px}.project-menu-btn{color:var(--side-muted);font-size:16px;padding:2px 6px;border-radius:6px;flex-shrink:0}.project-menu-btn:hover{color:#fff;background:#ffffff14}.project-menu{position:absolute;right:8px;bottom:8px;transform:translateY(100%);background:#262b35;border:1px solid var(--side-border);border-radius:8px;box-shadow:var(--shadow-float);z-index:40;overflow:hidden}.project-menu button{display:block;width:100%;text-align:left;padding:8px 14px;font-size:12.5px;color:var(--side-text)}.project-menu button:hover{background:#ffffff12}.project-menu button.danger{color:#ff8a97}.side-empty{color:var(--side-muted);font-size:12.5px;padding:8px 2px}.side-footer{display:flex;gap:4px;padding:12px 14px;border-top:1px solid var(--side-border)}.side-footer button{display:flex;align-items:center;gap:8px;color:var(--side-muted);font-size:13px;padding:8px 10px;border-radius:8px;flex:1}.side-footer button:hover{background:var(--side-card);color:var(--side-text)}.topbar{height:58px;flex-shrink:0;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 14px;gap:8px}.topbar-group{display:flex;align-items:center;gap:4px}.topbar-spacer{flex:1}.tool-btn{display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 10px;border-radius:var(--radius-sm);color:var(--muted);font-size:10.5px;min-width:52px}.tool-btn svg{width:18px;height:18px}.tool-btn:hover{background:var(--bg);color:var(--text)}.tool-btn.active{background:var(--blue-soft);color:var(--blue);box-shadow:inset 0 0 0 1px #2f7cf659}.topbar-divider{width:1px;height:30px;background:var(--border);margin:0 8px}.topbar-title{display:flex;flex-direction:column;align-items:center;min-width:0}.topbar-title .title-row{display:flex;align-items:center;gap:6px}.topbar-title input,.topbar-title .title-text{font-size:15px;font-weight:600;color:var(--text);border:none;background:transparent;text-align:center;max-width:260px;padding:2px 4px;border-radius:6px}.topbar-title input:focus{outline:none;background:var(--blue-soft)}.title-edit{color:var(--faint);padding:2px}.title-edit:hover{color:var(--blue)}.title-edit svg{width:13px;height:13px;display:block}.save-status{font-size:11px;color:var(--faint)}.save-status.saving{color:var(--blue)}.save-status.error{color:var(--red);font-weight:600}.canvas-area{flex:1;position:relative;background:var(--bg);overflow:hidden;min-width:0}.canvas-host{position:relative;width:100%;height:100%}.canvas-wrapper{width:100%;height:100%;line-height:0;overflow:hidden}.canvas-wrapper canvas{display:block}.canvas-placeholder{height:100%;display:flex;align-items:center;justify-content:center;color:var(--faint);font-size:14px}.ruler-top,.ruler-left,.ruler-corner{position:absolute;z-index:8;background:var(--surface);pointer-events:none}.ruler-top{top:0;left:24px;right:0;height:24px;border-bottom:1px solid var(--border)}.ruler-left{top:24px;left:0;bottom:0;width:24px;border-right:1px solid var(--border)}.ruler-corner{top:0;left:0;width:24px;height:24px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);color:var(--faint);font-size:9px;display:flex;align-items:center;justify-content:center}.zoom-toolbar{position:absolute;bottom:18px;right:18px;display:flex;align-items:center;gap:10px;z-index:10;-webkit-user-select:none;user-select:none}.zoom-pill,.zoom-square{display:flex;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-card);overflow:hidden}.zoom-pill button,.zoom-pill .zoom-pct,.zoom-square button{padding:9px 13px;font-size:14px;color:var(--text);font-variant-numeric:tabular-nums}.zoom-pill .zoom-pct{font-size:12.5px;min-width:58px;text-align:center;border-left:1px solid var(--border);border-right:1px solid var(--border)}.zoom-pill button:hover,.zoom-square button:hover{background:var(--bg)}.zoom-square button svg{width:16px;height:16px;display:block}.panel{width:400px;flex-shrink:0;background:var(--surface);border-left:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}.panel-scroll{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden}.export-footer{flex-shrink:0;padding:12px 16px;border-top:1px solid var(--border);background:var(--surface)}.panel-resizer{width:6px;margin-right:-6px;flex-shrink:0;cursor:col-resize;z-index:12;touch-action:none}.panel-resizer:hover,.panel-resizer:active{background:#2f7cf659}.panel-section{border-bottom:1px solid var(--border);padding:0 16px}.panel-section>header{display:flex;align-items:center;justify-content:space-between;padding:13px 0;cursor:pointer;-webkit-user-select:none;user-select:none}.panel-section>header h3{font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text);display:flex;align-items:center;gap:6px}.info-dot{color:var(--faint);font-size:12px;font-weight:400;cursor:help}.panel-section>header .chevron{color:var(--faint);font-size:12px;transition:transform .15s}.panel-section.open>header .chevron{transform:rotate(180deg)}.section-body{padding:2px 0 16px;display:flex;flex-direction:column;gap:12px}.field label,.field-label{display:flex;justify-content:space-between;align-items:baseline;font-size:12.5px;color:var(--text);font-weight:500;margin-bottom:6px}.field-label .hint{font-size:11px;color:var(--faint);font-weight:400}.field input[type=text],.field input[type=number],.field select,.field textarea{width:100%;padding:9px 11px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);font-size:13px}.field textarea{resize:vertical;min-height:58px}.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px #2f7cf626}.char-count{text-align:right;font-size:11px;color:var(--faint);margin-top:4px}.field-note{font-size:11px;color:var(--faint);line-height:1.45;margin-top:6px}.slider-row{display:flex;align-items:center;gap:8px}.slider-row .bound{font-size:10.5px;color:var(--faint);white-space:nowrap;font-variant-numeric:tabular-nums}.slider-row input[type=range]{flex:1;min-width:0;height:18px}.value-box{display:flex;align-items:center;gap:4px;border:1px solid var(--border-strong);border-radius:7px;padding:4px 7px;flex-shrink:0}.value-box input{width:38px;border:none;font-size:12px;text-align:right;color:var(--text);font-variant-numeric:tabular-nums;-moz-appearance:textfield;background:transparent}.value-box input::-webkit-outer-spin-button,.value-box input::-webkit-inner-spin-button{-webkit-appearance:none}.value-box input:focus{outline:none}.value-box .unit{font-size:11px;color:var(--faint)}.segmented{display:flex;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:3px;gap:3px}.segmented button{flex:1;padding:7px 6px;border-radius:6px;font-size:12px;font-weight:600;color:var(--muted)}.segmented button:hover{color:var(--text)}.segmented button.active{background:var(--blue);color:#fff;box-shadow:0 1px 3px #1f66e066}.style-options{display:flex;gap:8px}.style-options button{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:9px 8px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);font-size:12.5px;font-weight:600;color:var(--muted)}.style-options button.active{background:var(--blue);border-color:var(--blue);color:#fff}.style-line{width:34px;height:0;border-top:2.5px solid currentColor}.style-line.dashed{border-top-style:dashed}.swatch-strip{display:flex;align-items:center;gap:8px}.swatch-scroll{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;flex:1;padding:2px}.swatch-scroll::-webkit-scrollbar{display:none}.swatch{width:52px;height:52px;flex-shrink:0;border:2px solid var(--border);border-radius:9px;overflow:hidden;background:#fff;padding:0;position:relative}.swatch:hover{border-color:var(--border-strong)}.swatch.selected{border-color:var(--blue);box-shadow:0 0 0 3px #2f7cf62e}.swatch canvas,.swatch img{width:100%;height:100%;object-fit:cover;display:block}.swatch-arrow{flex-shrink:0;width:28px;height:28px;border:1px solid var(--border-strong);border-radius:50%;color:var(--muted);font-size:13px;display:flex;align-items:center;justify-content:center}.swatch-arrow:hover{color:var(--blue);border-color:var(--blue)}.pattern-controls{display:flex;gap:14px;align-items:stretch}.pattern-controls .col-dial{flex-shrink:0;display:flex;flex-direction:column;gap:4px}.pattern-controls .col{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}.pattern-controls .col .pattern-preview{height:110px;flex:none;width:100%}.angle-dial{position:relative;width:108px;height:108px;margin:2px auto 0;-webkit-user-select:none;user-select:none;touch-action:none}.angle-dial svg{display:block}.pattern-preview{width:100%;height:46px;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;background:#fff}.pattern-preview canvas{width:100%;height:100%;display:block}.upload-buttons{display:flex;gap:10px}.upload-buttons button{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 8px;border:1.5px solid var(--blue);border-radius:var(--radius);color:var(--blue);font-weight:600;font-size:13px;background:var(--surface)}.upload-buttons button:hover{background:var(--blue-soft)}.upload-buttons svg{width:17px;height:17px}.btn-primary{background:var(--blue);color:#fff;padding:9px 14px;border-radius:var(--radius-sm);font-weight:600}.btn-primary:hover{background:var(--blue-strong)}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border-strong);padding:8px 12px;border-radius:var(--radius-sm);font-weight:500}.btn-secondary:hover{background:var(--border)}.btn-danger{background:var(--red);color:#fff;padding:8px 12px;border-radius:var(--radius-sm);font-weight:600}.btn-danger:hover{background:#c93a4e}.btn-export{width:100%;display:flex;align-items:center;justify-content:center;gap:9px;background:var(--green);color:#fff;font-size:14.5px;font-weight:700;padding:13px;border-radius:var(--radius);box-shadow:0 3px 10px #1fc05f59}.btn-export:hover{background:var(--green-strong)}.btn-export svg{width:17px;height:17px}.font-dd{position:relative}.font-dd-btn{width:100%;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;font-size:14px;text-align:left}.font-dd-btn:disabled{opacity:.55}.font-dd-current{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:16px}.font-dd-chevron{color:#667085;flex-shrink:0}.font-dd-list{position:absolute;z-index:40;top:calc(100% + 4px);left:0;right:0;max-height:340px;overflow-y:auto;background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:0 10px 28px #1018282e;padding:4px}.font-dd-item{display:block;width:100%;text-align:left;padding:7px 9px;border-radius:7px}.font-dd-item:hover{background:#f1f5fb}.font-dd-item.selected{background:#e8f0fe}.font-dd-name{display:block;font-size:11px;color:#667085}.font-dd-name em{font-style:normal;color:#98a2b3}.font-dd-sample{display:block;font-size:21px;line-height:1.25;color:var(--ink, #1d2433);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.font-row-info{min-width:0;display:flex;flex-direction:column;gap:2px}.font-row-name{font-size:12px}.item-row .font-row-sample,.font-row-sample{font-size:25px;line-height:1.25;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.btn-icon-trash{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:7px;border:1px solid var(--border);background:transparent;color:#98a2b3;transition:background .12s,color .12s,border-color .12s}.btn-icon-trash svg{width:15px;height:15px}.btn-icon-trash:hover{background:#e94560;border-color:#e94560;color:#fff}.pattern-tile-delete{align-self:flex-end}.pattern-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;max-height:380px;overflow-y:auto;padding:2px}.pattern-tile{border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px;display:flex;flex-direction:column;gap:8px}.pattern-tile-art{height:96px;display:flex;align-items:center;justify-content:center;background:#fafbfd;border-radius:7px;overflow:hidden}.pattern-tile-art img{max-width:88%;max-height:88%;object-fit:contain}.pattern-tile-meta{display:flex;flex-direction:column;min-width:0}.pattern-tile-name{font-size:12px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pattern-tile-dims{font-size:11px;color:#98a2b3}.density-warning{display:flex;align-items:flex-start;gap:8px;margin:10px 0;padding:9px 11px;border-radius:var(--radius-sm);background:#fdf3e7;border:1px solid #f0d5b0;color:#8a5a1d;font-size:12px;line-height:1.45}.density-warning button{flex-shrink:0;color:#8a5a1d;font-size:12px;line-height:1;padding:2px}.export-status{padding:10px 12px;border-radius:var(--radius-sm);font-size:12.5px;line-height:1.45}.export-status.success{background:#e9f9ef;color:#14743c;border:1px solid #bfe9cf}.export-status.error{background:#fdecee;color:#a02535;border:1px solid #f5c6cd}.export-status a{color:var(--blue);font-weight:600}.warning{color:#b45309;font-size:12px;margin-top:4px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f142073;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--surface);border-radius:16px;padding:24px;min-width:420px;max-width:90vw;max-height:80vh;overflow-y:auto;box-shadow:var(--shadow-float)}.modal h2{margin-bottom:16px;font-size:17px;color:var(--text)}.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:16px}.item-list{display:flex;flex-direction:column;gap:8px}.item-row{display:flex;align-items:center;justify-content:space-between;padding:9px 12px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm)}.item-row span{font-size:13px;color:var(--text)}.bridge-help{font-size:11.5px;color:var(--muted);line-height:1.45}.bridge-actions{display:flex;gap:6px}.bridge-actions button{flex:1;font-size:12px;padding:7px 8px}.bridge-empty{font-size:11.5px;color:var(--faint);font-style:italic}.bridge-error{font-size:11.5px;color:#a02535;background:#fdecee;border:1px solid #f5c6cd;padding:7px 9px;border-radius:var(--radius-sm)}.bridge-list{list-style:none;display:flex;flex-direction:column;gap:6px;max-height:300px;overflow-y:auto}.bridge-row{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 10px;display:flex;flex-direction:column;gap:4px}.bridge-row.is-disabled{opacity:.55}.bridge-row.is-missing{border-color:#f0b7bf;background:#fdf4f5}.bridge-row-head{display:flex;align-items:center;justify-content:space-between}.bridge-toggle{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--text);cursor:pointer;-webkit-user-select:none;user-select:none}.bridge-label{font-variant-numeric:tabular-nums}.bridge-remove{color:var(--faint);font-size:16px;line-height:1;padding:0 4px}.bridge-remove:hover{color:var(--red)}.bridge-row-controls{display:flex;flex-direction:column;gap:2px}.bridge-thickness{display:flex;justify-content:space-between;font-size:11.5px;color:var(--muted)}.slider-value{font-size:11px;color:var(--blue);font-variant-numeric:tabular-nums}.bridge-warning{font-size:10.5px;color:#b45309;line-height:1.35}.field-cols{display:flex;gap:10px}.field-cols .field{flex:1;min-width:0}