:root {
  --bg: #ffffff;
  --card-bg: #f8fafc;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --accent: #f97316;
  --accent-text: #ffffff;
  --line: #e2e8f0;
  --switch-off: #e2e8f0;
  --chip-bg: #f1f5f9;
  --danger: #ef4444;
}

/* Container */
.nsf-wrap{
  max-width:980px;
  margin-inline:auto;
  padding:16px;
  background:var(--bg);
  color:var(--text-primary);
  font-family:Heebo,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  border:1px solid var(--line);
  border-radius:12px;
  position:relative;
}
.nsf-wrap *{box-sizing:border-box}

/* Title */
.nsf-title{display:flex;gap:8px;align-items:baseline;margin-bottom:14px;flex-wrap:wrap}
.nsf-title h2{font-size:28px;font-weight:800;color:var(--text-primary);margin:0}
.nsf-pill{display:inline-block;padding:6px 10px;border-radius:999px;background:var(--chip-bg);border:1px solid var(--line);font-size:12px;color:var(--text-secondary);font-weight:500}

/* Sticky bar */
.nsf-sticky{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  border:1px solid var(--line);
  background:#fff;
  border-radius:12px;
  padding:12px 14px;
  margin-bottom:14px;
  position:sticky;
  top:10px;
  z-index:20;
}
.nsf-sticky-left{display:flex;flex-direction:column;gap:2px}
.nsf-sticky-label{font-weight:800}
.nsf-sticky-sub{font-size:12px;color:var(--text-secondary)}
.nsf-sticky-right{display:flex;align-items:center;gap:10px}
.nsf-sticky-value{font-size:22px;font-weight:900;color:var(--accent);font-variant-numeric:tabular-nums}
.nsf-sticky-btn{
  appearance:none;border:1px solid var(--line);background:var(--chip-bg);color:var(--text-primary);
  font-weight:700;padding:10px 12px;border-radius:10px;cursor:pointer;font-size:14px;white-space:nowrap
}

/* Steps */
.nsf-steps{
  display:flex;
  gap:10px;
  margin-bottom:14px;
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
  padding-bottom:2px;
}
.nsf-step{
  cursor:pointer;
  padding:10px 14px;
  border:1px solid var(--line);
  border-radius:10px;
  transition:.2s;
  background:#fff;
  color:var(--text-secondary);
  font-weight:700;
  white-space:nowrap;
}
.nsf-step.active{background:var(--accent);color:#fff;border-color:var(--accent)}

/* Sections/cards */
.nsf-section{display:none}
.nsf-section.active{display:block}
.nsf-card{background:var(--card-bg);border:1px solid var(--line);border-radius:12px;padding:18px;margin:10px 0}
.nsf-card h3{font-size:20px;font-weight:700;color:var(--text-primary);margin-top:0;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.nsf-step-1::before,.nsf-step-2::before{
  background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;font-size:14px;font-weight:800
}
.nsf-step-1::before{content:"1"}
.nsf-step-2::before{content:"2"}
.nsf-spouse h3::before{content:"ב";background:var(--chip-bg);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;font-size:14px;font-weight:700;border:1px solid var(--line)}

/* Rows/inputs */
.nsf-row{display:grid;grid-template-columns:1.6fr 1fr;gap:14px;align-items:center;margin:12px 0;position:relative}
.nsf-row label{color:var(--text-primary);font-weight:600}
.nsf-hint{display:block;font-size:11px;color:var(--text-secondary);font-weight:500;margin-top:4px;line-height:1.35}
.nsf-tooltip {position:absolute;top:0;left:-26px;cursor:help;color:var(--accent);font-size:16px}
.nsf-num{width:100%;padding:12px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--text-primary);font-size:15px}
.nsf-num:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 2px rgba(249,115,22,.15)}
.nsf-num:invalid {border-color:var(--danger)}

/* Switch */
.nsf-switch{position:relative;display:inline-block;width:56px;height:30px;vertical-align:middle}
.nsf-switch input{opacity:0;width:0;height:0}
.nsf-slider{position:absolute;cursor:pointer;inset:0;background:var(--switch-off);border-radius:8px;transition:.2s}
.nsf-slider:before{content:"";position:absolute;height:24px;width:24px;left:3px;top:3px;background:#fff;border-radius:6px;transition:.2s}
.nsf-switch input:checked+.nsf-slider{background:var(--accent)}
.nsf-switch input:checked+.nsf-slider:before{transform:translateX(26px)}

/* Radios-as-chips */
.nsf-year{display:flex;gap:8px;flex-wrap:wrap}
.nsf-year .nsf-pill{cursor:pointer;border:1px solid var(--line);background:var(--bg);color:var(--text-secondary);transition:.2s}
.nsf-year .nsf-pill:hover{border-color:var(--accent);color:var(--accent)}
.nsf-year input{display:none}
.nsf-year input:checked+label{background:var(--accent);color:#fff;border-color:var(--accent)}

/* Buttons */
.nsf-btn{
  appearance:none;border:0;background:var(--accent);color:var(--accent-text);
  font-weight:800;padding:12px 18px;border-radius:10px;cursor:pointer;font-size:16px;transition:.2s;width:100%;max-width:320px
}
.nsf-btn:hover{opacity:.92}
.nsf-btn.secondary{background:var(--chip-bg);color:var(--text-primary);border:1px solid var(--line);font-weight:700}
.nsf-btn.secondary:hover{border-color:var(--text-secondary)}

/* Wizard nav */
.nsf-nav{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end;margin-top:14px}
.nsf-nav .nsf-btn{max-width:none;width:auto}
.nsf-nav .nsf-btn.secondary{background:#fff}

/* Kids chips */
.nsf-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.nsf-chip{display:inline-flex;align-items:center;gap:10px;background:var(--chip-bg);border:1px solid var(--line);border-radius:10px;padding:8px 12px;color:var(--text-primary);font-weight:700}
.nsf-chip input{width:56px;text-align:center;background:var(--bg);border:1px solid var(--line);border-radius:6px;color:var(--text-primary);font-size:14px;padding:4px}
.nsf-x{cursor:pointer;opacity:.75;background:none;border:none;color:var(--text-secondary);padding:0 4px;font-size:18px;font-weight:bold;border-radius:50%;transition:.2s}
.nsf-x:hover{background:var(--danger);color:#fff;opacity:1}

/* Results */
#nsf_results{display:block!important;margin-top:14px}
.nsf-result .big{font-size:30px;font-weight:900;color:var(--accent)}
.nsf-muted{color:var(--text-secondary);font-size:14px;margin-bottom:12px}
.nsf-reqnote{margin-top:-6px}
#nsf_results>div>div{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:12px 0}
#nsf_results>div>div:last-child{border-bottom:none}
#nsf_results>div>div span:first-child{color:var(--text-secondary);font-weight:700}
.nsf-live-indicator{display:inline-block;width:8px;height:8px;border-radius:50%;background:#22c55e;margin-inline-end:6px;animation:nsf-pulse 1.5s infinite}
@keyframes nsf-pulse{0%,100%{opacity:1}50%{opacity:.4}}

/* Checklist */
.nsf-checklist{list-style:none;padding:0;margin:0}
.nsf-checklist li{padding:8px 0;display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-primary);border-bottom:1px solid var(--line)}
.nsf-checklist li:last-child{border-bottom:none}
.nsf-checklist li::before{content:"✓";display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:#22c55e;color:#fff;font-size:12px;font-weight:800;flex-shrink:0}

/* Mobile optimizations */
@media (max-width: 720px){
  .nsf-title h2{font-size:22px}
  .nsf-row{grid-template-columns:1fr;gap:8px}
  .nsf-tooltip{left:auto;right:-10px}
  .nsf-card{padding:14px}
  .nsf-sticky{position:fixed;left:12px;right:12px;bottom:12px;top:auto;margin:0;z-index:999;box-shadow:0 10px 30px rgba(0,0,0,.08)}
  .nsf-wrap{padding-bottom:92px}
  .nsf-sticky-value{font-size:20px}
  .nsf-nav{justify-content:stretch}
  .nsf-nav .nsf-btn{width:100%}
}

/* Print */
@media print{
  .nsf-sticky,.nsf-steps,.nsf-nav button{display:none!important}
  body{background:#fff;color:#111}
  .nsf-card{border:0;background:#fff}
}


/* Report mapping table (print friendly) */
.nsf-report-table table{width:100%;border-collapse:collapse;background:#fff;border:1px solid rgba(0,0,0,.12);border-radius:10px;overflow:hidden}
.nsf-report-table th,.nsf-report-table td{padding:10px 12px;border-bottom:1px solid rgba(0,0,0,.08);text-align:right;font-size:14px}
.nsf-report-table th{background:#f8fafc;font-weight:700;color:#0f172a}
.nsf-report-table tr:last-child td{border-bottom:none}
.nsf-report-table .nsf-amt{font-variant-numeric:tabular-nums;font-weight:700}
.nsf-report-table .nsf-code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;color:#334155}
@media print{.nsf-report-table table{border-color:#ddd}.nsf-report-table th{background:#f3f4f6}}