*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#1f2937;overflow:hidden}#root{height:100vh}.app{position:relative;height:100%}.paint-layout .sidebar{padding:8px}.paint-layout .canvas-area{margin-left:96px;margin-right:320px}.paint-layout.json-hidden .canvas-area{margin-right:0}.sidebar.slim{width:96px;position:fixed;top:0;left:0;bottom:0;z-index:10;display:flex;flex-direction:column;overflow:hidden;padding:clamp(6px,1vh,8px)}.sidebar.right-panel{border-right:none;border-left:1px solid #e5e7eb;position:fixed;top:0;right:0;bottom:0;width:320px;display:flex;flex-direction:column;overflow:hidden;padding:0}.sidebar.right-panel .json-panel-full{flex:1;min-height:0;display:flex;flex-direction:column;margin:0;padding:12px;border-radius:0;border-left:none;border-right:none;border-top:none}.sidebar.right-panel .json-panel-full .json-output{flex:1;min-height:0;resize:none}.tool-stack{display:flex;flex-direction:column;gap:clamp(6px,1.2vh,12px);align-items:stretch;flex:1;min-height:0;overflow:hidden}.sidebar.slim .tool-item{display:flex;flex-direction:column;align-items:center;gap:2px}.sidebar.slim .tool-label{font-size:clamp(8px,1vh,10px);color:#6b7280;text-align:center;line-height:1.1}.icon-button{display:inline-flex;align-items:center;justify-content:center;height:clamp(36px,5.5vh,48px);padding:clamp(4px,.6vh,6px);border:1px solid #d1d5db;border-radius:clamp(6px,1vh,8px);font-size:clamp(10px,1.2vh,12px);background:#ffffff;cursor:pointer;flex-shrink:0}.icon-button.active{border-color:#2563eb;box-shadow:0 0 0 2px #2563eb33}.icon-svg{display:block;width:clamp(22px,3.2vh,28px);height:clamp(22px,3.2vh,28px)}.tool-block{display:grid;gap:clamp(4px,.6vh,6px);justify-items:center;flex-shrink:0}.tool-block.active{border-radius:clamp(6px,1vh,8px);box-shadow:0 0 0 2px #2563eb4d;padding:clamp(2px,.4vh,4px)}.checkbox-tool{display:flex;align-items:center;gap:6px}.checkbox-arrows{display:flex;flex-direction:column;gap:4px}.checkbox-arrows .mini-button{height:clamp(16px,2.2vh,20px);width:clamp(20px,2.8vh,24px);font-size:clamp(10px,1.2vh,12px);padding:0}.hidden-input{position:absolute;width:.1px;height:.1px;opacity:0;overflow:hidden;z-index:-1;clip:rect(0,0,0,0)}.char-input,.size-input{width:100%;height:clamp(32px,4.2vh,40px);text-align:center;font-weight:600;font-size:clamp(12px,1.5vh,14px)}.mini-button{flex:1;height:clamp(24px,3.2vh,28px);border:1px solid #d1d5db;border-radius:clamp(4px,.6vh,6px);background:#ffffff;cursor:pointer;font-size:clamp(14px,1.8vh,16px);line-height:1}.spacing-slider{width:100%;height:clamp(20px,2.6vh,28px)}.slider-value{font-size:clamp(9px,1.2vh,11px);color:#6b7280;text-align:center}.color-input{width:100%;height:clamp(26px,3.4vh,32px);padding:0;border:1px solid #d1d5db;border-radius:clamp(4px,.6vh,6px);background:#ffffff}.icon-button.primary,.icon-button.danger{background:transparent}.sidebar{border-right:1px solid #e5e7eb;padding:16px;overflow:hidden;background:#f9fafb}.canvas-area{display:flex;flex-direction:column;height:100%}.canvas-toolbar{display:flex;gap:8px;align-items:center;padding:8px 12px;border-bottom:1px solid #e5e7eb;background:#ffffff}.canvas-toolbar .toolbar-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid #e5e7eb;border-radius:6px;background:#ffffff;color:#374151;font-size:13px;cursor:pointer}.canvas-toolbar .toolbar-btn:hover{background:#f3f4f6;border-color:#d1d5db}.canvas-toolbar .toolbar-btn.active{background:#eff6ff;border-color:#3b82f6;color:#1d4ed8}.canvas-toolbar .toolbar-sep{width:1px;height:20px;background:#e5e7eb;margin:0 4px}.canvas-shell{position:relative;flex:1;overflow:hidden;background:#f3f4f6;padding:16px}.canvas-shell:hover{overflow:auto}.pdf-canvas-wrapper{position:relative;display:inline-block;background:#ffffff;box-shadow:0 4px 16px #0f172a14}.section{margin-bottom:16px;padding:12px;background:#ffffff;border:1px solid #e5e7eb;border-radius:8px}.section h3{margin:0 0 12px;font-size:14px;text-transform:uppercase;letter-spacing:.06em;color:#6b7280}.row{display:flex;gap:8px;align-items:center;margin-bottom:8px}.row label{flex:1;font-size:13px;color:#374151}input[type=text],input[type=number],select,textarea{width:100%;padding:6px 8px;border:1px solid #d1d5db;border-radius:6px;font-size:14px}button{padding:6px 10px;border:1px solid #d1d5db;border-radius:6px;background:#ffffff;cursor:pointer;font-size:13px}button.primary{background:#2563eb;color:#fff;border-color:#2563eb}button.danger{background:#dc2626;color:#fff;border-color:#dc2626}button.active{background:#111827;color:#fff;border-color:#111827}.hint{font-size:12px;color:#6b7280}.pill{display:inline-flex;padding:2px 6px;border-radius:999px;background:#e5e7eb;font-size:11px;color:#374151}.group-list{display:grid;gap:6px}.group-item{padding:6px 8px;border:1px solid #e5e7eb;border-radius:6px;background:#f9fafb;font-size:12px}.json-output{min-height:120px;font-family:Courier New,monospace;font-size:12px}