:root{--primary: #3b82f6;--primary-light: #eff6ff;--success: #10b981;--success-light: #deffef;--warning: #faa719;--warning-light: #f5d7a3;--danger: #ef4444;--danger-light: #fef2f2;--purple: #8b5cf6;--purple-light: #f5f3ff;--gray-50: #f8fafc;--gray-100: #f1f5f9;--gray-200: #e2e8f0;--gray-300: #cbd5e1;--gray-400: #94a3b8;--gray-500: #64748b;--gray-600: #475569;--gray-700: #334155;--gray-800: #1e293b;--gray-900: #0f172a;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow: 0 1px 3px rgba(0, 0, 0, .1), 0 1px 2px rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--radius-sm: 6px;--radius: 8px;--radius-lg: 12px;--transition: all .2s ease;--tree-indent: 52px;--tree-line-offset: 16px;--tree-line-color: #cbd5e1;--node-card-height: 70px;--node-center: 51px;--node-gap: 16px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:linear-gradient(135deg,#f0f4ff,#faf5ff,#fff5f5);min-height:100vh;color:var(--gray-800)}#root{min-width:100%}.app{min-height:100vh;display:flex;flex-direction:column;min-width:100%}.app-header{background:#fff;padding:16px 32px;display:flex;justify-content:space-between;align-items:center;box-shadow:var(--shadow);position:sticky;top:0;z-index:100}.header-left{display:flex;align-items:center;gap:16px}.logo{flex-shrink:0}.title-group h1{margin:0;font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.title-group p{margin:2px 0 0;font-size:.85rem;color:var(--gray-500)}.total-input-wrapper{display:flex;flex-direction:column;gap:4px}.total-input-wrapper label{font-size:.75rem;font-weight:600;color:var(--gray-500);text-transform:uppercase;letter-spacing:.5px}.money-input-group{display:flex;align-items:center;background:var(--gray-100);border:2px solid transparent;border-radius:var(--radius);padding:0 12px;transition:var(--transition)}.money-input-group:focus-within{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px var(--primary-light)}.currency-symbol{font-size:1.1rem;font-weight:600;color:var(--gray-400)}.money-input-group input{width:180px;padding:10px 8px;border:none;background:transparent;font-size:1.25rem;font-weight:600;color:var(--gray-800);outline:none}.header-right{display:flex;flex-wrap:wrap;gap:16px}.action-group{display:flex;gap:12px}.icon-btn{display:flex;align-items:center;gap:6px;padding:8px 12px;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;border:1px solid transparent}.icon-btn.secondary{background-color:#fff;color:#4b5563;border:1px solid #e5e7eb}.icon-btn.secondary:hover{background-color:#f9fafb;border-color:#d1d5db;color:#1f2937}.icon-btn svg{width:16px;height:16px}.divider-v{width:1px;height:inherit;background-color:#e5e7eb}.total-input-wrapper{display:flex;flex-wrap:wrap;align-items:flex-end}.stats-panel{display:flex;justify-content:center;gap:32px;padding:16px;background:#ffffffb3;border-bottom:1px solid var(--gray-200)}.stat-item{display:flex;align-items:center;gap:8px;padding:8px 16px;background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.stat-value{font-size:1.5rem;font-weight:700;color:var(--gray-800)}.stat-label{font-size:.85rem;color:var(--gray-500)}.stat-icon{font-size:1.25rem}.stat-item.normal{background:var(--success-light)}.stat-item.normal .stat-label{color:var(--success)}.stat-item.warning{background:var(--warning-light)}.stat-item.error{background:var(--danger-light)}.stat-item.error .stat-label{color:var(--danger)}.app-main{flex:1;padding:32px;overflow-x:auto;min-width:100%;display:flex;flex-direction:column;align-items:center}.tree-container{display:inline-block;max-width:fit-content;width:auto;padding:16px;vertical-align:top;box-sizing:border-box}.tree-node{display:flex;position:relative}.tree-node.is-root{padding-left:0}.tree-node:not(.is-root){padding-left:var(--tree-indent)}.connector{position:absolute;left:0;top:0;width:var(--tree-indent);height:100%;pointer-events:none}.connector-v-top{position:absolute;left:var(--tree-line-offset);top:0;width:2px;height:var(--node-center);background:var(--tree-line-color)}.connector-v-bottom{position:absolute;left:var(--tree-line-offset);top:var(--node-center);width:2px;bottom:0;background:var(--tree-line-color)}.connector-h{position:absolute;left:var(--tree-line-offset);top:var(--node-center);width:calc(var(--tree-indent) - var(--tree-line-offset));height:2px;background:var(--tree-line-color)}.node-content{flex:1;min-width:0}.tree-children{margin-top:0;display:flex;flex-direction:column;gap:0}.node-card{min-width:700px;width:fit-content;padding:calc(var(--node-gap)/2)}.node-card-content{display:flex;align-items:center;gap:16px;padding:8px 20px;background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid black;transition:var(--transition);position:relative;min-height:var(--node-card-height)}.node-card-content:hover{box-shadow:var(--shadow-lg);transform:translate(2px)}.node-card-content.root-card{background:linear-gradient(135deg,var(--gray-800),var(--gray-700));color:#fff}.node-card-content.has-error{border-color:var(--danger);background:var(--danger-light)}.collapse-btn{position:absolute;transform:translateY(calc(var(--node-card-height) * -.5));left:0;width:24px;height:24px;padding:0;border:2px solid var(--gray-300);background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--gray-500);transition:var(--transition);z-index:10}.collapse-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}.collapse-btn svg{transition:transform .2s ease}.rule-badge{display:flex;align-items:center;gap:4px;padding:6px 10px;border-radius:var(--radius);font-size:.75rem;font-weight:600;flex-shrink:0}.rule-icon{font-size:.9rem}.rule-label{display:none}@media(min-width:640px){.rule-label{display:inline}}.node-info{flex:1;min-width:180px}.name-input{width:100%;border:none;background:transparent;font-size:1rem;font-weight:600;color:inherit;padding:4px 0;outline:none;border-bottom:2px solid transparent;transition:var(--transition)}.root-card .name-input{color:#fff;font-size:1.1rem}.name-input:focus{border-bottom-color:var(--primary)}.root-card .name-input:focus{border-bottom-color:#ffffff80}.rule-editor{display:flex;align-items:center;gap:8px;margin-top:8px}.rule-select{padding:6px 10px;border:1px solid var(--gray-400);border-radius:var(--radius-sm);background:var(--gray-200);font-size:.85rem;color:var(--gray-700);cursor:pointer;outline:none;transition:var(--transition)}.rule-select:focus{border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-light)}.value-input-group{display:flex;align-items:center;background:var(--gray-200);border:1px solid var(--gray-400);border-radius:var(--radius-sm);padding:0 8px;transition:var(--transition)}.value-input-group:focus-within{border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-light)}.value-input{width:auto;max-width:80px;padding:6px 4px;border:none;background:transparent;font-size:.9rem;font-weight:500;color:#000;text-align:right;outline:none}.value-unit{font-size:.8rem;color:var(--gray-400);margin-left:2px}.node-result{text-align:right;min-width:120px;flex-shrink:0}.amount{font-size:1.1rem;font-weight:700;color:var(--gray-800);white-space:nowrap}.root-card .amount{color:#fff;font-size:1.3rem}.amount.error{color:var(--danger)}.node-unallocated{font-size:.8rem;transform:translateY(-70%)}.node-unallocated.error{color:var(--danger)}.node-unallocated.warning{color:var(--warning)}.percent-label{font-size:.75rem;color:var(--gray-500);margin-top:4px}.progress-bar{height:4px;background:var(--gray-200);border-radius:2px;margin-top:6px;overflow:hidden;width:80px;margin-left:auto}.progress-fill{height:100%;border-radius:2px;transition:width .3s ease}.error-tip{display:flex;align-items:center;justify-content:flex-end;gap:4px;font-size:.7rem;color:var(--danger);margin-top:4px}.node-actions{display:flex;flex-direction:column;gap:4px;margin-left:8px;opacity:0;transition:var(--transition)}.node-card-content:hover .node-actions{opacity:1}.action-btn{height:28px;border-radius:var(--radius-sm);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition)}.action-btn svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2px}.action-btn.add{background:var(--primary-light);color:var(--primary)}.action-btn.add:hover{background:var(--primary);color:#fff}.action-btn.delete{background:var(--danger-light);color:var(--danger)}.action-btn.delete:hover{background:var(--danger);color:#fff}.collapsed-hint{display:inline-flex;align-items:center;gap:6px;padding:5px 8px;margin-top:0;background:var(--gray-100);border:2px dashed var(--gray-300);border-radius:var(--radius);font-size:.85rem;color:var(--gray-500);cursor:pointer;transition:var(--transition)}.collapsed-hint:hover{background:var(--gray-200);color:var(--gray-700);border-color:var(--gray-400)}.app-footer{padding:16px 32px;background:#fff;border-top:1px solid var(--gray-200)}.legend{display:flex;align-items:center;justify-content:center;gap:24px;flex-wrap:wrap}.legend-title{font-size:.85rem;color:var(--gray-500)}.legend-item{display:flex;align-items:center;gap:6px;font-size:.85rem;font-weight:500}.legend-dot{width:10px;height:10px;border-radius:50%}.tabs-bar{background-color:#f1f5f9;border-bottom:1px solid #e2e8f0;padding:10px 20px 0;display:flex;gap:8px;overflow-x:auto}.tabs-list{display:flex;flex-direction:row}.tab-item{display:flex;align-items:center;padding:8px 16px;background:#e2e8f0;border-radius:8px 8px 0 0;cursor:pointer;font-size:14px;color:#64748b;transition:all .2s;-webkit-user-select:none;user-select:none;max-width:200px}.tab-item:hover{background:#cbd5e1}.tab-item.active{background:#fff;color:#2563eb;font-weight:600;box-shadow:0 -2px 5px #00000005}.tab-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tab-close{margin-left:8px;width:16px;height:16px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;line-height:1}.tab-close:hover{background-color:#ef4444;color:#fff}.add-tab-btn{background:none;border:none;font-size:20px;padding:0 12px;cursor:pointer;color:#64748b}.add-tab-btn:hover{color:#2563eb}.modal-overlay{position:fixed;inset:0;background:#00000080;z-index:1000;display:flex;justify-content:center;align-items:center}.modal-content{background:#fff;border-radius:12px;width:90%;max-width:800px;max-height:85vh;display:flex;flex-direction:column;box-shadow:0 20px 25px -5px #0000001a}.modal-header{padding:20px;border-bottom:1px solid #e2e8f0;display:flex;justify-content:space-between;align-items:center}.modal-header h2{margin:0;font-size:1.25rem}.close-btn{background:none;border:none;font-size:24px;cursor:pointer;color:#64748b}.modal-body{padding:24px;overflow-y:auto}.summary-banner{background:linear-gradient(to right,#eff6ff,#f5f3ff);padding:16px;border-radius:8px;margin-bottom:24px;display:flex;justify-content:center;gap:12px;align-items:baseline}.summary-banner .value{font-size:24px;font-weight:700;color:#2563eb}.summary-table{width:100%;border-collapse:collapse}.summary-table th{text-align:left;padding:12px;border-bottom:2px solid #e2e8f0;color:#64748b;font-weight:600}.summary-table td{padding:12px;border-bottom:1px solid #f1f5f9;vertical-align:top}.text-right{text-align:right}.font-bold{font-weight:600;color:#1e293b}.amount-cell{text-align:left;font-family:monospace;font-size:16px;color:#059669;font-weight:600}.source-tags{display:flex;flex-wrap:wrap;gap:8px}.source-tag{background:#f8fafc;border:1px solid #e2e8f0;border-radius:4px;padding:2px 8px;font-size:12px;display:flex;gap:6px}.src-val{color:#64748b;font-weight:500}.summary-btn{display:flex;align-items:center;gap:6px;background:#8b5cf6;color:#fff;border:none;padding:8px 16px;border-radius:6px;font-weight:500;cursor:pointer;transition:background .2s}.summary-btn:hover{background:#7c3aed}@media(max-width:768px){:root{--tree-indent: 24px;--tree-line-offset: 6px;--node-card-height: auto;--node-gap: 8px}.node-card{min-width:fit-content!important}.rule-badge{display:none}.app-header{flex-direction:column;gap:16px;padding:16px}.stats-panel{flex-wrap:wrap;gap:12px;padding:12px}.stat-item{padding:6px 12px}.stat-value{font-size:1.2rem}.app-main{padding:16px}.node-card-content{flex-wrap:wrap;gap:12px;padding:12px 16px}.node-actions{opacity:1;flex-direction:row;position:absolute;right:8px;top:8px}.node-result{min-width:100%;text-align:left;padding-top:8px;border-top:1px solid var(--gray-100)}.progress-bar{margin-left:0;width:100%}.legend{gap:12px}}@keyframes fadeSlideIn{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}.tree-node{animation:fadeSlideIn .3s ease}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{opacity:.3}input[type=number]:hover::-webkit-inner-spin-button,input[type=number]:hover::-webkit-outer-spin-button{opacity:1}