:root{--ink:#1d3430;--muted:#72817c;--line:#dce3df;--green:#11685e;--soft:#eaf2ee;--paper:#fff;--bg:#f4f5f1;--gold:#b98b39;font-family:Inter,"PingFang TC","PingFang HK","Microsoft JhengHei",system-ui,sans-serif;color:var(--ink);font-size:14px}*{box-sizing:border-box}body{margin:0;background:var(--bg)}button,input,select{font:inherit}button,select{cursor:pointer}button{border:1px solid var(--line);background:#fff;border-radius:8px;min-height:38px;padding:8px 12px;color:var(--ink);transition:background .12s,box-shadow .12s}button:hover{background:var(--soft)}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #80b4a6;outline-offset:2px}button:disabled{opacity:.35;cursor:default}.primary{background:var(--green);border-color:var(--green);color:white;font-weight:600}.primary:hover{background:#0c524a}.quiet{background:transparent;border-color:transparent}.app-header{height:90px;display:flex;align-items:center;padding:0 30px;border-bottom:1px solid var(--line);background:#fff;gap:16px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font-size:21px;letter-spacing:1px;font-weight:650}.brand small{display:block;font-weight:400;font-size:11px;letter-spacing:1.5px;color:var(--muted);margin-top:4px}.badge{border:1px solid #d8e5dd;padding:5px 8px;border-radius:5px;color:#6a8476;font-size:10px;letter-spacing:1px}.header-actions{margin-left:auto;display:flex;gap:10px}.header-actions .primary{padding:11px 20px}.app-layout{display:grid;grid-template-columns:156px minmax(320px,1fr) 258px;gap:22px;padding:24px;max-width:1880px;margin:auto}.toolbox,.inspector{background:#fff;border:1px solid var(--line);border-radius:12px;align-self:start;overflow:hidden}.panel-heading{padding:16px;font-size:12px;font-weight:650;display:flex;align-items:center;justify-content:space-between;gap:6px}.panel-heading span:not(#inspectorTitle){font-size:10px;font-weight:500;color:var(--muted);letter-spacing:1px}.panel-heading button{padding:0;min-height:24px;min-width:24px}.tools{display:grid;gap:4px;padding:0 8px 12px}.tool{display:flex;align-items:center;gap:12px;border-color:transparent;padding:9px 10px;text-align:left;font-size:12px;min-height:44px}.tool svg{width:23px;height:23px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.tool.active{background:var(--soft);color:var(--green);border-color:#bdd6cb;font-weight:600}.toolbox-note{font-size:11px;line-height:1.8;padding:14px;border-top:1px solid var(--line);color:var(--muted)}.workspace{min-width:0}.workspace-bar{display:flex;justify-content:space-between;gap:8px;align-items:center;padding:0 0 12px}.history{display:flex;gap:4px;align-items:center}.history button{border:0;background:transparent}.history button:first-child,.history button:nth-child(2){font-size:24px;width:38px;padding:0}.divider{height:18px;width:1px;background:var(--line);margin:0 6px}select{max-width:100%;border:1px solid var(--line);background:white;border-radius:7px;padding:9px;color:var(--ink);min-height:38px}.canvas-top{display:flex;align-items:center;justify-content:space-between;padding:12px 18px;background:#e9ede8;border:1px solid var(--line);border-bottom:0;border-radius:10px 10px 0 0;font-size:12px;gap:8px}.canvas-top #saveStatus{font-size:10px;color:#6a7c72}.stage{background:#e6ebe7;border:1px solid var(--line);overflow:auto;max-height:calc(100vh - 290px);min-height:240px;overscroll-behavior:contain;scrollbar-width:thin}.paper{width:100%;background:white;margin:0;line-height:0}.paper svg{display:block;width:100%;height:auto;touch-action:none;user-select:none;-webkit-user-select:none}.canvas-bottom{display:flex;align-items:center;gap:12px;justify-content:space-between;padding:10px 0;min-height:52px}.canvas-bottom #hint{font-size:11px;color:#64766c;line-height:1.5}.view-controls{display:flex;align-items:center;gap:3px;flex-shrink:0;font-size:11px}.view-controls label{display:flex;gap:3px;align-items:center;margin-right:6px;white-space:nowrap}.view-controls input{accent-color:var(--green)}.view-controls button{min-height:32px;padding:4px 8px}.view-controls span{min-width:34px;text-align:center;font-variant-numeric:tabular-nums}.file-bar{padding-top:12px;border-top:1px solid var(--line);display:flex;align-items:center;gap:8px;flex-wrap:wrap}.file-bar button{font-size:11px;background:transparent}.file-bar span{font-size:10px;color:var(--muted)}#properties{padding:0 16px 16px}.field{display:block;font-size:11px;color:#65776e;margin-bottom:13px}.field input,.field select{display:block;width:100%;border:1px solid #d7e0d9;border-radius:7px;padding:10px;margin-top:6px;min-height:40px;color:var(--ink);background:#fcfdfb}.field input[type=checkbox]{display:inline;width:auto;min-height:0;margin:0 8px 0 0}.field.check{display:flex;align-items:center}.field input[type=range]{padding:0}.field-note{font-size:10px;color:var(--muted);line-height:1.7;margin:0 0 15px}.symbol-row{display:flex;gap:4px;flex-wrap:wrap;margin:-5px 0 16px}.symbol-row button{font-size:12px;padding:2px 7px;min-height:28px}.swatches{display:flex;gap:7px;margin:8px 0 16px}.swatch{min-height:27px;width:27px;padding:0;border-radius:50%;border:3px solid white;outline:1px solid var(--line)}.swatch.active{outline:2px solid var(--green)}.property-actions{display:flex;gap:6px;flex-wrap:wrap}.property-actions button{font-size:11px;flex:1;white-space:nowrap}.danger{color:#ad4939}.nudge{display:grid;grid-template-columns:repeat(4,1fr);gap:5px;margin:8px 0 16px}.nudge button{font-size:18px;padding:3px}.object-section{border-top:1px solid var(--line)}#objectList{max-height:240px;overflow:auto;padding:0 8px 8px}.object-row{display:flex;width:100%;text-align:left;align-items:center;gap:8px;border-color:transparent;font-size:11px;min-height:34px;padding:6px 8px;margin-bottom:3px}.object-row.active{background:var(--soft)}.object-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.object-row .type{margin-left:auto;color:var(--muted);font-size:10px}.empty-list{font-size:11px;line-height:1.8;color:var(--muted);padding:0 8px 12px}.construction-bar{background:#fff6df;border:1px solid #e6d59b;border-radius:8px;padding:10px;display:flex;align-items:center;gap:8px;font-size:12px;margin:4px 0 12px}.construction-bar span{margin-right:auto}.toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);z-index:100;background:#1d3430;color:white;padding:13px 22px;border-radius:10px;box-shadow:0 8px 30px #0002;max-width:90vw;font-size:13px;line-height:1.5}.sr-only{position:absolute;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden}dialog{border:0;border-radius:16px;padding:26px;max-width:min(900px,94vw);max-height:92vh;overflow:auto;color:var(--ink);box-shadow:0 20px 80px #0003}dialog::backdrop{background:#152b2580;backdrop-filter:blur(3px)}.dialog-header{display:flex;justify-content:space-between;align-items:start;gap:20px;margin-bottom:18px}.dialog-header h2{font-size:23px;font-weight:600;margin:6px 0}.dialog-header>button{font-size:22px;padding:2px 10px;min-height:34px}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--green);margin:0 0 8px}.preview-shell{background:#edf0eb;border-radius:8px;padding:12px;max-height:60vh;overflow:auto}.preview-shell img{display:block;width:100%;height:auto;max-height:56vh;object-fit:contain;background:white}.export-meta{display:flex;justify-content:space-between;gap:10px;font-size:11px;color:var(--muted);margin:14px 0}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}.small-note{font-size:11px;color:var(--muted);line-height:1.7}.help-steps{padding-left:24px;max-width:520px}.help-steps li{padding:6px 0}.help-steps p{line-height:1.8;font-size:13px;color:#5e7268;margin:5px 0}.help-callout{background:var(--soft);border-radius:10px;padding:16px;max-width:550px;font-size:12px;line-height:1.8;margin:20px 0}#confirmDialog{max-width:430px}#confirmDialog p{line-height:1.8;font-size:14px}#confirmDialog h2{font-size:21px}.binding-note{padding:8px 10px;font-size:10px;color:#4b7969;line-height:1.8;border-radius:6px;background:var(--soft);margin-bottom:14px}[hidden]{display:none!important}
@media(min-width:1500px){.app-layout{grid-template-columns:170px minmax(600px,1fr) 280px;gap:26px}.stage{max-height:calc(100vh - 290px)}}
@media(max-width:1150px){.app-layout{grid-template-columns:125px minmax(260px,1fr) 218px;gap:12px;padding:16px}.panel-heading{padding:13px}.tool{gap:8px;padding:8px 5px}.canvas-bottom{align-items:flex-start;flex-direction:column}.canvas-top{padding:10px}.canvas-top #saveStatus{font-size:9px}#properties{padding:0 12px 12px}.file-bar span{width:100%}.app-header{padding:0 20px}}
@media(max-width:800px){.app-header{height:72px;padding:0 14px;gap:8px}.brand{font-size:17px;gap:8px}.brand small{font-size:9px;letter-spacing:.5px}.brand img{width:32px;height:32px}.badge{display:none}.header-actions{gap:3px}.header-actions button{font-size:12px;padding:8px}.header-actions .primary{padding:10px}.app-layout{display:flex;flex-direction:column;padding:12px 12px 104px;gap:12px}.toolbox{position:fixed;bottom:0;left:0;right:0;z-index:20;border-radius:12px 12px 0 0;box-shadow:0 -4px 20px #20382a12;max-height:100px;padding-bottom:env(safe-area-inset-bottom)}.toolbox>.panel-heading,.toolbox-note{display:none}.tools{display:flex;gap:4px;padding:7px 8px;overflow-x:auto;scrollbar-width:none}.tool{flex-direction:column;gap:4px;min-width:59px;font-size:10px;padding:7px 4px;min-height:64px;white-space:nowrap}.tool svg{width:22px;height:22px}.workspace,.inspector{width:100%}.inspector{display:block}.inspector>#properties{display:grid;grid-template-columns:1fr 1fr;column-gap:14px}.inspector>#properties>.wide,.property-actions,.binding-note,.symbol-row,.swatches,.nudge,.field-note{grid-column:1/-1}.stage{max-height:65vh;min-height:0}.canvas-top #saveStatus{font-size:9px}.canvas-bottom{gap:7px}.view-controls{align-self:flex-end}.file-bar{padding-top:7px}.workspace-bar{padding-bottom:9px}.workspace-bar select{font-size:11px;max-width:166px}.history button{font-size:12px;padding:5px}.canvas-top #documentName{font-size:11px;max-width:50%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.object-section{margin-top:0}#objectList{max-height:150px}.object-row{min-height:42px}.toast{bottom:100px}.dialog-header h2{font-size:20px}dialog{padding:18px}.export-meta{font-size:10px;flex-direction:column}.dialog-actions{flex-wrap:wrap}.construction-bar{flex-wrap:wrap}.construction-bar span{width:100%}.field input,.field select{font-size:16px}.view-controls button{min-width:34px;min-height:38px}.field{margin-bottom:12px}}
.template-bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:12px;margin-bottom:12px;border:1px solid #d6e3da;border-radius:10px;background:#edf3ee}.template-bar>span{font-size:12px;font-weight:600}.template-buttons{display:flex;flex-wrap:wrap;gap:6px}.template-buttons button{font-size:11px;min-height:38px;padding:7px 9px}.template-bar small{width:100%;font-size:10px;color:#63796c;line-height:1.6}.axis-presets{display:flex;flex-wrap:wrap;gap:5px;margin:-5px 0 13px}.axis-presets button{font-size:11px;min-height:34px;padding:5px 8px}.axis-presets button[aria-pressed=true]{background:var(--soft);border-color:#8cb8a7;color:var(--green)}.field-target{color:var(--green);font-weight:600}.field-target input{background:#f3faf5;border-color:var(--green);box-shadow:0 0 0 3px #11685e18}#canvas [data-axis]{cursor:text;pointer-events:all;stroke:transparent;stroke-width:18;paint-order:stroke}#canvas [data-axis]:hover{fill:var(--green);text-decoration:underline}#canvas [data-axis]:focus-visible{outline:2px solid var(--green)}
@media(max-width:800px){.axis-presets button{min-height:44px}.template-buttons{width:100%;display:grid;grid-template-columns:1fr 1fr 1fr;gap:5px}.template-buttons button{min-height:44px;font-size:10px;padding:6px 3px}.template-bar{padding:9px;gap:6px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}