.hero{margin:2px 0 16px}
  .hero h1{font-family:var(--serif);font-size:28px;font-weight:500;letter-spacing:-.02em;margin:0 0 4px}
  .hero p{margin:0;color:var(--muted);font-size:14.5px;max-width:70ch}
  .actionstrip{display:flex;gap:6px;padding:8px 10px;background:var(--surface);border:1px solid var(--line);border-radius:12px;align-items:center;margin-bottom:14px}
  .actionstrip > *{flex:1;min-width:0}
  .actionstrip > span.dd{flex:1}
  .actionstrip button{padding:6px 11px;font-size:13px;border-radius:8px;width:100%;justify-content:center;white-space:nowrap}
  .actionstrip select{height:32px;font-size:13px;padding:4px 8px;border-radius:8px;border:1px solid var(--line-2);background:var(--surface);color:var(--ink);width:100%}
  .dd{position:relative;display:inline-flex}
  .dd.r .menu{left:auto;right:0}
  .mdiv{font-size:10.5px;color:var(--faint);text-transform:uppercase;letter-spacing:.06em;padding:8px 10px 3px;font-weight:600}
  .menu{position:absolute;top:42px;left:0;background:var(--surface);border:1px solid var(--line-2);border-radius:12px;padding:6px;box-shadow:0 8px 24px rgba(0,0,0,.12);z-index:60;display:none;min-width:180px}
  .menu.open{display:block}
  .menu button{width:100%;justify-content:flex-start;text-align:left;white-space:nowrap;border:none;background:none;padding:8px 10px;border-radius:8px;font-size:13px;color:var(--ink);cursor:pointer}
  .menu button:hover{background:var(--surface-2)}
  .chartbar{display:flex;gap:3px;padding:4px;background:var(--surface-2);border:1px solid var(--line);border-radius:12px;width:max-content;max-width:100%;overflow-x:auto}
  .chartbar button{border:1px solid transparent;background:none;padding:7px 13px;border-radius:8px;font-size:13px;color:var(--muted);gap:6px;cursor:pointer;transition:.12s}
  .chartbar button:hover{color:var(--ink);background:var(--surface)}
  .chartbar button.on{background:var(--surface);color:var(--ink);border-color:var(--line-2)}
  .canvas-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:10px 8px 4px;overflow-x:auto;position:relative}
  #flow{display:block;width:100%;min-width:640px}
  #tooltip{position:fixed;pointer-events:none;opacity:0;transition:opacity .1s;background:var(--ink);color:var(--paper);font-size:12.5px;padding:7px 10px;border-radius:8px;z-index:50;white-space:nowrap;font-variant-numeric:tabular-nums}
  .scenariobar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:0 0 16px;padding:10px 14px;background:var(--surface);border:1px solid var(--line);border-radius:12px}
  .scenlabel{display:flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;white-space:nowrap}
  .scenlabel svg{color:var(--accent);flex:none}
  .scensel{flex:1;min-width:140px;max-width:280px}
  .scenbtn{display:flex;gap:6px;flex-wrap:wrap}
  .scenbtn button{padding:6px 12px;font-size:12.5px}
  .bar503020{display:flex;height:34px;border-radius:8px;overflow:hidden;border:1px solid var(--line);margin:6px 0 10px}
  .bar503020 span{display:flex;align-items:center;justify-content:center;color:var(--on-accent);font-size:12px;font-weight:500;min-width:0}
  .legend{display:flex;gap:14px;font-size:12.5px;color:var(--muted);flex-wrap:wrap}
  .legend span{display:flex;align-items:center;gap:5px}
  .check{font-size:13px;margin-top:10px;display:flex;align-items:center;gap:7px}
  .bench{display:flex;flex-direction:column;gap:10px;margin-top:4px}
  .bench .b{font-size:13px}
  .bench .b .top{display:flex;justify-content:space-between;margin-bottom:3px}
  .bench .track{position:relative;height:8px;background:var(--surface-2);border-radius:5px;border:1px solid var(--line)}
  .bench .fill{position:absolute;left:0;top:0;bottom:0;border-radius:5px}
  .bench .mark{position:absolute;top:-3px;bottom:-3px;width:2px;background:var(--ink);opacity:.5}
  .goalgrid{display:grid;grid-template-columns:1fr auto auto;gap:6px 10px;align-items:center;font-size:13.5px}
  .goalgrid .lim{width:92px;text-align:right}
  .goalgrid .var{font-variant-numeric:tabular-nums;text-align:right;min-width:80px}
  .subs{display:none}.subs.show{display:block}
  .subitem{display:flex;justify-content:space-between;align-items:center;padding:7px 0;border-bottom:1px solid var(--line);font-size:13.5px}
  .subitem .a{color:var(--muted);font-variant-numeric:tabular-nums}
  .whatif label{font-size:13px;color:var(--muted)}
  .whatif .out{font-family:var(--serif);font-size:22px;font-weight:500;margin-top:8px}
  .helptip{font-size:12.5px;color:var(--muted);line-height:1.5;padding:8px 12px;background:var(--surface-2);border:1px solid var(--line);border-radius:8px;margin-top:10px}
  .modal{position:fixed;inset:0;background:rgba(0,0,0,.45);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}
  .modal.open{display:flex}
  .modalbox{background:var(--surface);border:1px solid var(--line-2);border-radius:16px;padding:22px;max-width:560px;width:100%;box-shadow:0 20px 60px rgba(0,0,0,.35)}
  .modalhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
  .modalhead span{font-family:var(--serif);font-size:18px;font-weight:500}
  .modalbox code{display:block;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:12px;font-size:12px;font-family:ui-monospace,monospace;white-space:pre-wrap;word-break:break-all;color:var(--ink);margin-top:10px}
  textarea{width:100%;min-height:110px;font-family:ui-monospace,Menlo,monospace;font-size:12.5px;color:var(--ink);background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:11px;resize:vertical}
  .btnrow{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap;align-items:center}
  .maprow{display:flex;gap:14px;flex-wrap:wrap;margin-top:12px;font-size:13px;color:var(--muted);align-items:center}
  .maprow label{display:flex;gap:6px;align-items:center}
  .detect{margin-top:14px;font-size:13px;color:var(--muted);display:none}
  .detect.show{display:block}
  .chip{display:inline-flex;gap:5px;align-items:center;background:var(--surface-2);border:1px solid var(--line);border-radius:20px;padding:3px 10px;margin:3px 5px 0 0;font-size:12px}
  .review{margin-top:14px;display:none}.review.show{display:block}
  .review table{width:100%;border-collapse:collapse;font-size:13px}
  .review td{padding:5px 6px;border-bottom:1px solid var(--line)}
  .review td.amt{text-align:right;font-variant-numeric:tabular-nums;color:var(--muted)}
  .review select{height:30px;font-size:12.5px;padding:3px 6px}
  .content-section{margin-top:32px;padding-top:24px;border-top:1px solid var(--line)}
  .content-section h2{font-family:var(--serif);font-size:20px;margin:0 0 10px}
  .content-section p{font-size:14.5px;color:var(--muted);line-height:1.7;margin:0 0 12px;max-width:72ch}
  body.embed .chartbar,body.embed .canvas-card,body.embed #embedFoot{display:flex!important}
  body.embed .canvas-card{display:block!important}
  #reportDoc{display:none}
  .report{font-family:var(--sans);color:#111;max-width:720px;margin:0 auto}
  .report h1{font-family:var(--serif);font-size:26px;margin:0;color:#111}
  .report .rsub{color:#666;font-size:13px;margin:2px 0 4px}
  .report h2{font-size:14px;letter-spacing:.03em;text-transform:uppercase;color:#444;margin:22px 0 8px;border-bottom:1.5px solid #222;padding-bottom:5px}
  .report table{width:100%;border-collapse:collapse;font-size:13px;margin:0 0 4px}
  .report th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:#888;padding:4px 6px;border-bottom:1px solid #ccc}
  .report td{text-align:left;padding:5px 6px;border-bottom:1px solid #eee;color:#222}
  .report th.n,.report td.n{text-align:right;font-variant-numeric:tabular-nums}
  .report .rfoot{margin-top:26px;color:#999;font-size:11px;border-top:1px solid #ccc;padding-top:8px}
  @media print{@page{margin:16mm}.wrap,#tooltip,#toast,.modal{display:none!important}#reportDoc{display:block!important}body{background:#fff;color:#000;overflow:visible}.report h2{break-after:avoid}.report table,.report tr{break-inside:avoid}.report svg{max-height:380px!important}.report svg path,.report svg rect,.report svg circle{print-color-adjust:exact;-webkit-print-color-adjust:exact}}
  @media(max-width:560px){.hero h1{font-size:23px}.actionstrip{padding:6px;gap:5px;flex-wrap:wrap}.actionstrip > *{flex:1 1 auto;min-width:70px}.actionstrip button{padding:6px 8px;font-size:12px}.menu{max-width:calc(100vw - 28px)}#flow{min-width:0}.canvas-card{padding:8px 4px 2px}.scenariobar{padding:8px 10px}.scensel{min-width:0;max-width:none;flex:1}.scenbtn{width:100%}.scenbtn button{flex:1;padding:6px 8px;font-size:12px}.whatif #wiCat{min-width:0!important}.whatif input[type=range]{min-width:0!important;flex:1}}

  /* Custom sliders */
  input[type=range]{-webkit-appearance:none;appearance:none;height:6px;border-radius:3px;background:var(--line);outline:none;border:none}
  input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:var(--accent);cursor:pointer;border:3px solid var(--surface);box-shadow:0 2px 6px rgba(0,0,0,.15);transition:transform .12s}
  input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.15)}
  input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--accent);cursor:pointer;border:3px solid var(--surface);box-shadow:0 2px 6px rgba(0,0,0,.15)}
  input[type=range]::-moz-range-track{height:6px;border-radius:3px;background:var(--line);border:none}

  /* Drag reorder */
  .row[draggable=true]{cursor:grab}
  .row[draggable=true]:active{cursor:grabbing}
  .row.dragging{opacity:.35;background:var(--surface-2);border-radius:8px}
  .row.drag-over{border-top:2px solid var(--accent)}

  /* Editor responsive */
  @media(max-width:720px){
  }

  /* Dark mode polish */
  :root[data-theme="dark"] .card:hover{box-shadow:0 2px 16px rgba(0,0,0,.25)}
  :root[data-theme="dark"] .menu{box-shadow:0 8px 28px rgba(0,0,0,.4)}
  :root[data-theme="dark"] .modal.open .modalbox{box-shadow:0 20px 60px rgba(0,0,0,.55)}
  :root[data-theme="dark"] #toast{background:var(--surface);color:var(--ink);border:1px solid var(--line-2)}
  :root[data-theme="dark"] input[type=range]::-webkit-slider-thumb{box-shadow:0 2px 8px rgba(0,0,0,.4)}
  :root[data-theme="dark"] div[style*="linear-gradient(135deg,var(--inc)"]{background:linear-gradient(135deg,#1a6b50,#1f7a60)!important}
  :root[data-theme="dark"] div[style*="linear-gradient(135deg,var(--cost)"]{background:linear-gradient(135deg,#8b3d20,#a04b2e)!important}
  @media(prefers-color-scheme:dark){
    :root:not([data-theme="light"]):not([data-theme="dark"]) .card:hover{box-shadow:0 2px 16px rgba(0,0,0,.25)}
    :root:not([data-theme="light"]):not([data-theme="dark"]) .menu{box-shadow:0 8px 28px rgba(0,0,0,.4)}
    :root:not([data-theme="light"]):not([data-theme="dark"]) #toast{background:var(--surface);color:var(--ink);border:1px solid var(--line-2)}
    :root:not([data-theme="light"]):not([data-theme="dark"]) input[type=range]::-webkit-slider-thumb{box-shadow:0 2px 8px rgba(0,0,0,.4)}
    :root:not([data-theme="light"]):not([data-theme="dark"]) div[style*="linear-gradient(135deg,var(--inc)"]{background:linear-gradient(135deg,#1a6b50,#1f7a60)!important}
    :root:not([data-theme="light"]):not([data-theme="dark"]) div[style*="linear-gradient(135deg,var(--cost)"]{background:linear-gradient(135deg,#8b3d20,#a04b2e)!important}
  }

  /* Projection sliders responsive */
  @media(max-width:560px){
    div[style*="grid-template-columns:1fr 1fr 1fr"]{grid-template-columns:1fr!important}
  }

  /* Frequency toggle */
  .freq{width:62px;height:30px;padding:2px 4px;font-size:11px;border-radius:6px;border:1px solid var(--line);background:var(--surface-2);color:var(--muted);flex:none;cursor:pointer;font-family:var(--sans)}
  .freq:focus{border-color:var(--accent);outline:none}
  @media(max-width:560px){.freq{width:52px;font-size:10px}}

  /* Projection stability */
  #projChart{will-change:contents;contain:layout style}
  #projOut,#projSub{will-change:contents}

  }


  /* Settings gear menu */
  #settingsMenu{min-width:220px}
  #settingsMenu select{font-size:12.5px;padding:4px 8px;border-radius:6px;border:1px solid var(--line);background:var(--surface);color:var(--ink)}

  /* Editor side-by-side always + styled */
  #editorGrid{grid-template-columns:1fr 1fr!important;min-height:0}
  @media(max-width:640px){
    #editorGrid{grid-template-columns:1fr!important}
    #editorGrid > div:first-child{border-right:none!important;border-bottom:1px solid var(--line)}
    #editorGrid .rows .row{flex-wrap:wrap}
    #editorGrid .rows .row .nm{flex:1;min-width:0}
    #editorGrid .rows .row .am{width:72px}
    #editorGrid .rows .row .freq{width:50px;font-size:10px}
  }

  /* Toolbar */
  .toolbar{display:flex;align-items:center;gap:6px;padding:8px 10px;background:var(--surface);border:1px solid var(--line);border-radius:12px;margin-bottom:14px;flex-wrap:wrap}
  .toolbar-group{display:flex;gap:4px;align-items:center;flex-wrap:wrap}
  .toolbar-scenario{display:flex;gap:4px;align-items:center;margin-left:auto;flex-wrap:wrap}
  .tb-btn{padding:7px 12px!important;font-size:12.5px!important;border-radius:8px!important;background:var(--surface)!important;border:1px solid var(--line)!important;color:var(--muted)!important;font-weight:500!important;white-space:nowrap}
  .tb-btn:hover{background:var(--surface-2)!important;border-color:var(--line-2)!important;color:var(--ink)!important;transform:none!important;box-shadow:none!important}
  .scen-select{height:32px;font-size:12.5px;padding:4px 8px;border-radius:8px;border:1px solid var(--line);background:var(--surface);color:var(--ink);min-width:100px;max-width:180px}
  @media(max-width:640px){
    .toolbar{padding:6px;gap:4px;border-radius:10px}
    .toolbar-group{width:100%}
    .toolbar-group .dd{flex:1}
    .toolbar-group .tb-btn{width:100%;justify-content:center;padding:8px 6px!important;font-size:11.5px!important}
    .toolbar-scenario{margin-left:0;width:100%;border-top:1px solid var(--line);padding-top:6px;margin-top:2px}
    .scen-select{flex:1;min-width:0;max-width:none;font-size:11.5px;height:30px}
    .toolbar-scenario .tb-btn{padding:6px 8px!important;font-size:11px!important}
  }

  /* Mobile polish */
  @media(max-width:640px){
    .hero h1{font-size:22px!important}
    .hero p{font-size:13px!important}
    .canvas-card{padding:6px 4px 2px;border-radius:12px}
    .chartbar{border-radius:10px;padding:3px}
    .chartbar button{padding:5px 8px;font-size:11.5px}
    #flow{min-width:0}
    .wide.panels{gap:12px}
    .panels .card{padding:16px 14px}
    .card{border-radius:12px;padding:14px 12px}
    .stats{gap:8px}
    .stat{padding:10px 12px;border-radius:10px}
    .stat .v{font-size:22px}
    .sec{font-size:13px}
    .content-section h2{font-size:18px}
    .content-section p{font-size:13.5px}
    #editorGrid{gap:0}
    #editorGrid h3{font-size:11px!important}
    #editorGrid .rows{gap:5px}
    #editorGrid .add{font-size:11.5px;padding:5px 8px}
    .bar503020{height:28px}
    .legend{font-size:11.5px;gap:10px}
  }
  @media(max-width:400px){
    .wrap{padding:0 10px 40px}
    .toolbar-group .tb-btn{font-size:10.5px!important;padding:6px 4px!important}
    .stat .v{font-size:18px}
  }

  /* Import steps */
  .import-step{flex:1;display:flex;align-items:center;gap:6px;padding:8px 12px;font-size:12px;color:var(--faint);border-bottom:2px solid var(--line);transition:all .2s}
  .import-step.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:500}
  .import-step.done{color:var(--save);border-bottom-color:var(--save)}
  .import-step-num{width:20px;height:20px;border-radius:50%;background:var(--line);color:var(--faint);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;flex:none}
  .import-step.active .import-step-num{background:var(--accent);color:var(--on-accent)}
  .import-step.done .import-step-num{background:var(--save);color:#fff}

  /* Import buttons consistent */
  .import-btn{display:inline-flex;align-items:center;gap:5px;padding:8px 14px;font-size:12.5px;border-radius:8px;border:1px solid var(--line);background:var(--surface);color:var(--muted);cursor:pointer;font-weight:500;white-space:nowrap;transition:all .12s}
  .import-btn:hover{border-color:var(--line-2);color:var(--ink);background:var(--surface-2)}
  .import-btn.primary{background:var(--accent)!important;color:var(--on-accent)!important;border-color:var(--accent)!important}
  .import-btn.primary:hover{background:var(--accent-d)!important}
  @media(max-width:480px){.import-btn{padding:6px 10px;font-size:11.5px}}

  /* Chart container - scroll horizontally if content is wide */
  .canvas-card{overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch}
  #flow{min-width:600px;width:100%;height:auto;display:block}
  @media(max-width:640px){#flow{min-width:500px}}