:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}#root{width:100%;min-height:100vh}body{margin:0;padding:0}:root{--bg: #fafafa;--card-bg: #ffffff;--input-bg: #fafafa;--text: #333333;--text-secondary: #666666;--border: #e0e0e0;--accent: #1a73e8;--accent-hover: #1557b0;--success: #188188;--warning: #f59e0b;--danger: #dc2626;--shadow: 0 1px 3px rgba(0, 0, 0, .1);--radius: 8px}[data-theme=dark]{--bg: #1a1a1a;--card-bg: #2d2d2d;--input-bg: #3d3d3d;--text: #e0e0e0;--text-secondary: #a0a0a0;--border: #555555;--accent: #4d90fe;--accent-hover: #3b7dc9;--success: #20c4c4;--warning: #fbbf24;--danger: #ef4444;--shadow: 0 1px 3px rgba(0, 0, 0, .3)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}.app{min-height:100vh;display:flex;flex-direction:column}.app-header{background:var(--card-bg);border-bottom:1px solid var(--border);padding:20px 32px;display:flex;justify-content:space-between;align-items:center}.app-header h1{font-size:24px;font-weight:600}.app-header .header-subtitle{color:var(--text-secondary);font-size:14px;margin-top:4px}.dark-mode-toggle{background:var(--bg);border:1px solid var(--border);border-radius:50%;width:40px;height:40px;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;transition:background .2s}.dark-mode-toggle:hover{background:var(--border)}.app-main{flex:1;display:grid;grid-template-columns:400px 1fr;gap:24px;padding:24px 32px;max-width:1400px;margin:0 auto;width:100%}@media(max-width:1024px){.app-main{grid-template-columns:1fr;padding:16px;gap:16px}.app-header{padding:16px}}@media(max-width:768px){.app-header{flex-direction:column;gap:12px;text-align:center}.app-header h1{font-size:20px}.app-header .header-subtitle{font-size:12px}.app-main{padding:12px}.holdings-form,.config-form,.results-display{padding:16px}.holdings-header{flex-direction:column;align-items:flex-start}.holdings-summary{width:100%}.config-row{grid-template-columns:1fr;gap:4px}.config-row>label{text-align:left;font-size:12px}.checkbox-row{grid-template-columns:1fr}.checkbox-row label{justify-content:flex-start}.results-grid{grid-template-columns:1fr}.metrics-grid{grid-template-columns:repeat(2,1fr)}.spending-stats .stats-row{display:flex;gap:8px}.spending-stats .stat{flex:1}.simulations-table{font-size:12px}.simulations-table th,.simulations-table td{padding:8px 6px}.yearly-details-table{font-size:11px}.yearly-grid{grid-template-columns:repeat(4,1fr)}.result-card .result-value{font-size:18px}.success-rate-card .success-rate{font-size:36px}.app-footer{padding:12px 16px}}@media(max-width:480px){.app-header{padding:12px}.app-main{padding:8px;gap:12px}.holding-field-row{flex-direction:column}.holding-allocation-row{flex-wrap:wrap}.allocation-inputs{grid-template-columns:1fr}.holdings-summary{flex-direction:column;gap:8px}.holdings-form,.config-form,.results-display,.result-card{padding:12px}.metric{padding:8px}.metric .metric-value{font-size:13px}.metrics-grid{grid-template-columns:1fr}.spending-stats .stats-row{display:flex;gap:8px}.spending-stats .stat{flex:1}.yearly-grid{grid-template-columns:repeat(2,1fr)}.table-wrapper{margin:0 -12px;padding:0 12px}.btn-small{padding:4px 8px;font-size:11px}}.config-column{display:flex;flex-direction:column;gap:20px}.holdings-form,.config-form{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.holdings-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:12px}.holdings-header h2{font-size:18px;font-weight:600}.holdings-summary{display:flex;gap:16px;font-size:13px;flex-wrap:wrap}.holdings-summary span{font-weight:500}.holdings-summary .summary-pretax{color:#9333ea}.holdings-summary .summary-taxfree{color:#0891b2}.holdings-summary .summary-brokerage{color:#059669}.holdings-summary .summary-total{font-weight:700}.holdings-list{display:flex;flex-direction:column;gap:12px}.holding-card{border:1px solid var(--border);border-radius:var(--radius);padding:12px;background:var(--card-bg)}.holding-card-header{display:flex;align-items:center;gap:8px;margin-bottom:10px}.holding-name-input{flex:1;padding:8px 10px;border:1px solid var(--border);border-radius:4px;font-size:14px;font-weight:500;background:var(--input-bg);color:var(--text)}.holding-type-select{padding:8px 10px;border:1px solid var(--border);border-radius:4px;font-size:14px;background:var(--input-bg);color:var(--text);cursor:pointer}.holding-card-body{display:flex;flex-direction:column;gap:8px}.holding-field-row{display:flex;gap:10px}.holding-field{display:flex;flex-direction:column;gap:4px;flex:1}.holding-field label{font-size:11px;color:var(--text-secondary);text-transform:uppercase}.holding-select,.holding-input{padding:8px 10px;border:1px solid var(--border);border-radius:4px;font-size:13px;width:100%;min-width:0;background:var(--input-bg);color:var(--text)}.holding-allocation-row{display:flex;align-items:center;gap:10px;padding-top:6px;border-top:1px dashed var(--border)}.allocation-label{font-size:12px;color:var(--text-secondary);min-width:70px}.allocation-field{display:flex;flex-direction:column;gap:2px}.allocation-field label{font-size:10px;color:var(--text-secondary);text-transform:uppercase}.allocation-input{padding:6px 8px;border:1px solid var(--border);border-radius:4px;font-size:12px;width:60px;text-align:center;background:var(--input-bg);color:var(--text)}.delete-btn{width:36px;height:36px;border:none;background:transparent;color:var(--text-secondary);font-size:20px;cursor:pointer;border-radius:6px;display:flex;align-items:center;justify-content:center}.delete-btn:hover{background:#fee2e2;color:var(--danger)}.add-holding-btn{margin-top:12px;padding:10px 16px;background:var(--accent);color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:background .2s}.add-holding-btn:hover{background:var(--accent-hover)}.config-form .config-section:not(:last-child){margin-bottom:20px;padding-bottom:20px;border-bottom:1px solid var(--border)}.config-form .config-section h3{font-size:16px;font-weight:600;margin-bottom:16px}.config-form .config-section h4{font-size:14px;font-weight:600;margin-bottom:12px;color:var(--text-secondary)}.strategy-help{font-size:12px;color:var(--text-secondary);margin-top:8px}.config-row{display:grid;grid-template-columns:120px 1fr;align-items:center;gap:12px;margin-bottom:8px}.config-row>label{font-size:11px;color:var(--text-secondary);text-transform:uppercase;text-align:right}.config-row input,.config-row select{padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px;width:100%;background:var(--input-bg);color:var(--text)}.config-row input[type=number]{width:100%}.checkbox-row{display:grid;grid-template-columns:120px 1fr;align-items:center;gap:12px;margin-bottom:8px}.checkbox-row label{display:flex;align-items:center;gap:8px;font-size:13px;cursor:pointer;text-transform:none;justify-content:flex-end}.checkbox-row input[type=checkbox]{width:16px;height:16px}} .allocation-inputs{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.allocation-warning{color:var(--danger);font-size:13px;margin-top:8px}.results-column{min-width:0}.results-display{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.results-placeholder{color:var(--text-secondary);text-align:center;padding:40px}.results-header{margin-bottom:20px}.results-header h2{font-size:20px;font-weight:600}.results-header .results-subtitle{color:var(--text-secondary);font-size:13px;margin-top:4px}.success-rate-card{text-align:center;padding:24px;background:var(--card-bg);border-radius:var(--radius);margin-bottom:24px}.success-rate-card h3{font-size:14px;color:var(--text-secondary);margin-bottom:8px}.success-rate-card .success-rate{font-size:48px;font-weight:700;margin-bottom:8px}.success-rate-card .success-rate.success{color:var(--success)}.success-rate-card .success-rate.warning{color:var(--warning)}.success-rate-card .success-rate.danger{color:var(--danger)}.success-rate-card .success-detail{font-size:14px;color:var(--text-secondary)}.results-grid{display:grid;grid-template-columns:2fr 1fr;gap:16px;margin-bottom:24px}.result-card{padding:16px;background:var(--card-bg);border-radius:var(--radius)}.result-card h4{font-size:14px;color:var(--text-secondary);margin-bottom:12px}.result-card .result-label{font-size:12px;color:var(--text-secondary);margin-bottom:2px}.result-card .result-section-divider{margin-top:12px}.result-card .portfolio-boxes{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}.result-card .portfolio-box{display:flex;flex-direction:column;align-items:center;padding:8px 12px;background:var(--input-bg);border-radius:6px;flex:1;min-width:80px}.result-card .portfolio-box .box-label{font-size:10px;color:var(--text-secondary);text-transform:uppercase}.result-card .portfolio-box .box-value{font-size:14px;font-weight:600}.result-card .portfolio-total{background:var(--input-bg)}.result-card .portfolio-total .box-value{color:var(--accent)}.result-card .result-value{font-size:20px;font-weight:600;margin-bottom:12px}.risk-metrics{margin-bottom:24px}.risk-metrics h3{font-size:16px;font-weight:600;margin-bottom:12px}.metrics-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.metric{text-align:center;padding:12px;background:var(--input-bg);border-radius:6px;flex:1;min-width:80px}.metric .metric-label{display:flex;align-items:center;justify-content:center;gap:4px;font-size:12px;color:var(--text-secondary);margin-bottom:4px;position:relative}.metric .metric-value{font-size:14px;font-weight:500}.metric .help-icon{display:inline-flex;align-items:center;justify-content:center;width:14px;height:14px;border-radius:50%;background:var(--card-bg);border:1px solid var(--border);font-size:9px;color:var(--text-secondary);cursor:pointer;flex-shrink:0;margin-left:4px}.metric .help-icon:hover{background:var(--border)}.metric .tooltip-popup{position:absolute;top:100%;left:50%;transform:translate(-50%);background:var(--text);color:var(--bg);padding:8px 12px;border-radius:4px;font-size:12px;white-space:nowrap;z-index:100;margin-top:4px;box-shadow:var(--shadow)}.simulations-list h3{font-size:16px;font-weight:600;margin-bottom:12px}.spending-stats{margin-bottom:24px}.spending-stats h4{font-size:14px;font-weight:600;margin-bottom:12px;color:var(--text-secondary)}.spending-stats .stats-row{display:flex;gap:8px;flex-wrap:wrap}.spending-stats .stat{text-align:center;padding:8px 12px;background:var(--input-bg);border-radius:6px;flex:1;min-width:80px}.spending-stats .stat-label{font-size:10px;color:var(--text-secondary);margin-bottom:4px;text-transform:uppercase}.spending-stats .stat-value{font-size:14px;font-weight:600}.simulations-table{width:100%;border-collapse:collapse;font-size:13px}.simulations-table th,.simulations-table td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border)}.simulations-table th{font-weight:600;color:var(--text-secondary);font-size:12px;text-transform:uppercase}.simulations-table .success-row td{color:var(--success)}.simulations-table .failure-row td{color:var(--danger)}.simulations-table tr:hover:not(.expanded-row){background:var(--card-bg)}.expanded-row{background:var(--card-bg)}.expanded-row td{padding:0}.expanded-details{padding:12px}.expanded-details h4{font-size:13px;margin-bottom:10px;color:var(--text-secondary)}.yearly-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(80px,1fr));gap:6px}.yearly-details-table{width:100%;border-collapse:collapse;font-size:12px}.yearly-details-table th,.yearly-details-table td{padding:6px 10px;text-align:left;border-bottom:1px solid var(--border)}.yearly-details-table th{font-size:11px;color:var(--text-secondary);text-transform:uppercase;background:var(--card-bg)}.yearly-details-table .pos-return{color:var(--success)}.yearly-details-table .neg-return{color:var(--danger)}.yearly-details-table .tax-value{color:#9333ea}.yearly-details-table .income-tax-value{color:#dc2626}.yearly-details-table .cap-tax-value{color:#7c3aed}.yearly-details-table .roth-conv-value{color:#059669}.year-item{display:flex;justify-content:space-between;padding:4px 8px;background:var(--card-bg);border-radius:4px;font-size:12px}.year-item .year-num{color:var(--text-secondary)}.year-item .year-val{font-weight:500}.table-wrapper{overflow-x:auto;-webkit-overflow-scrolling:touch}input,select,button{-webkit-tap-highlight-color:transparent}.simulations-more{text-align:center;color:var(--text-secondary);font-size:13px;margin-top:12px}.show-more-btn{display:block;width:100%;padding:10px 16px;margin-top:12px;background:var(--card-bg);border:1px solid var(--border);border-radius:6px;font-size:13px;color:var(--text-secondary);cursor:pointer;transition:all .2s}.show-more-btn:hover{background:var(--input-bg);border-color:var(--accent);color:var(--accent)}.app-footer{background:var(--card-bg);border-top:1px solid var(--border);padding:16px 32px;text-align:center}.app-footer p{color:var(--text-secondary);font-size:12px}.tax-config-form .tax-section{margin-bottom:16px}.tax-config-form .tax-section h4{font-size:14px;color:var(--text-secondary);margin-bottom:10px}.brackets-list{display:flex;flex-direction:column;gap:6px}.bracket-row{display:flex;align-items:center;gap:8px;font-size:13px}.bracket-row .bracket-range{flex:1;color:var(--text-secondary)}.bracket-row .bracket-rate{width:50px;padding:4px 6px;border:1px solid var(--border);border-radius:4px;font-size:12px;text-align:center}.bracket-row .bracket-percent{color:var(--text-secondary)}.compact-bracket{display:flex;align-items:center;gap:4px;font-size:12px;padding:4px 0}.compact-bracket .bracket-label{min-width:60px;color:var(--text-secondary)}.compact-bracket .bracket-sep{color:var(--text-secondary)}.compact-bracket .bracket-max-input{width:70px;padding:4px 6px;border:1px solid var(--border);border-radius:4px;font-size:12px}.compact-bracket .bracket-rate-input{width:45px;padding:4px 6px;border:1px solid var(--border);border-radius:4px;font-size:12px;text-align:center}.bracket-edit-row{display:flex;flex-direction:column;gap:8px;padding:8px;border:1px solid var(--border);border-radius:6px;margin-bottom:8px}.bracket-edit-row .bracket-inputs{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.bracket-edit-row .bracket-inputs label{font-size:11px;color:var(--text-secondary)}.bracket-edit-row .bracket-inputs input{width:80px;padding:4px 6px;border:1px solid var(--border);border-radius:4px;font-size:12px;background:var(--input-bg);color:var(--text)}.bracket-edit-row .bracket-inputs span{color:var(--text-secondary)}.bracket-edit-row .bracket-rate-input{display:flex;align-items:center;gap:4px}.bracket-edit-row .bracket-rate-input .bracket-rate{width:60px}.btn-small{padding:6px 12px;font-size:12px;border:1px solid var(--border);border-radius:4px;background:var(--card-bg);color:var(--text);cursor:pointer;transition:all .2s}.btn-small:hover{background:var(--bg)}.btn-secondary{background:var(--input-bg)}.brackets-container{border:1px solid var(--border);border-radius:6px;padding:12px;margin-top:8px}.tax-bracket-controls{display:flex;justify-content:center;gap:8px;margin-top:12px}