.istat-stats-app{background:#f8fafc}.istat-stats-app .istat-wrap{max-width:1420px}.istat-stats-hero{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start;margin-bottom:22px}.istat-stats-hero h1,.istat-detail-hero h1{font-size:clamp(40px,4vw,56px);line-height:1.04;margin:8px 0 12px;color:#111827;letter-spacing:-.045em;text-wrap:balance}.istat-stats-hero p,.istat-detail-hero p{font-size:18px;line-height:1.65;color:#475467;max-width:980px;margin:0}.istat-stats-note{background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:18px;color:#475467;box-shadow:0 10px 30px rgba(15,23,42,.055);line-height:1.45}.istat-stats-note strong{display:block;color:#111827;margin-bottom:4px}.istat-stats-note span{display:block;margin-top:8px;font-size:13px;color:#667085}.istat-method-nav{column-count:2;column-gap:16px;margin:18px 0 10px}.istat-method-group{display:inline-block;vertical-align:top;width:100%;break-inside:avoid;margin:0 0 14px;background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:18px 20px;box-shadow:0 8px 22px rgba(15,23,42,.045)}.istat-method-group h2{font-size:20px;margin:0 0 12px;color:#0369a1;line-height:1.25}.istat-method-list{display:grid;grid-template-columns:1fr;gap:10px}.istat-method-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:3px 14px;align-items:center;text-decoration:none;background:#fff;border:1px solid #e5e7eb;border-radius:13px;padding:13px 15px;color:#111827;transition:border-color .18s,box-shadow .18s,transform .18s}.istat-method-card:hover{border-color:#0ea5e9;transform:translateY(-1px);box-shadow:0 8px 20px rgba(14,165,233,.12)}.istat-method-card span{font-weight:850;font-size:16px;line-height:1.32}.istat-method-card small{grid-column:1/2;color:#667085;font-size:13px;line-height:1.45}.istat-method-card b{grid-column:2/3;grid-row:1/3;color:#0284c7;font-size:13px;white-space:nowrap}.istat-back-link{display:inline-flex;margin-bottom:18px;color:#0369a1;text-decoration:none;font-weight:800}.istat-back-link:hover{text-decoration:underline}.istat-detail-hero{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start;margin-bottom:22px}.istat-detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:22px;align-items:start;margin:22px 0}.istat-info-card,.istat-side-nav{background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:22px;box-shadow:0 10px 25px rgba(15,23,42,.045)}.istat-info-card h2{margin:0 0 14px;font-size:28px;letter-spacing:-.02em;color:#111827}.istat-info-card h3{margin:18px 0 7px;font-size:18px;color:#0f4c5c}.istat-info-card p,.istat-info-card li{color:#475467;line-height:1.65;font-size:16px}.istat-info-card ul{margin:0 0 0 20px;padding:0}.istat-ref-list li{font-size:14px;color:#667085}.istat-side-nav{position:sticky;top:110px}.istat-side-nav h3{margin:0 0 12px;font-size:18px;color:#111827}.istat-side-nav a{display:block;text-decoration:none;color:#0369a1;font-weight:700;border-top:1px solid #edf2f7;padding:10px 0;font-size:14px;line-height:1.35}.istat-side-nav a:hover{text-decoration:underline}.istat-calc-panel{background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:26px;margin:22px 0 0;box-shadow:0 10px 25px rgba(15,23,42,.05)}.istat-calc-panel h2{margin:0 0 10px;font-size:30px;color:#111827;line-height:1.25;letter-spacing:-.02em}.istat-calc-panel p{color:#475467;line-height:1.65;margin:0 0 18px}.istat-input-tip{background:#f8fafc;border:1px solid #e5e7eb;border-radius:14px;padding:14px 16px!important;color:#475467!important}.istat-input-tip code{background:#fff;border:1px solid #e5e7eb;border-radius:7px;padding:2px 6px;color:#0f4c5c}.istat-calc-panel textarea{width:100%;min-height:120px;border:1px solid #d0d5dd;border-radius:12px;padding:14px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:14px;resize:vertical;background:#fff;box-sizing:border-box;line-height:1.55}.istat-calc-panel input[type=text],.istat-calc-panel input[type=number],.istat-calc-panel input:not([type]){width:100%;border:1px solid #d0d5dd;border-radius:10px;padding:10px 12px;background:#fff;box-sizing:border-box}.istat-calc-panel label{display:block;font-weight:750;color:#344054;margin-bottom:14px}.istat-calc-panel label em{display:block;margin-top:8px;color:#667085;font-size:13px;font-style:normal;font-weight:500}.istat-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.istat-options{display:flex;flex-wrap:wrap;gap:12px 24px;margin:10px 0 18px;background:#f8fafc;border:1px solid #e5e7eb;border-radius:14px;padding:12px 14px}.istat-options label{font-weight:600;margin:0;color:#475467}.istat-options input{margin-right:6px;width:auto}.istat-inline-label{display:flex!important;gap:12px;align-items:center;flex-wrap:wrap}.istat-inline-label input{max-width:180px}.istat-mode-box{margin:10px 0 16px}.istat-small-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.istat-summary-head,.istat-summary-row{display:grid;grid-template-columns:1.2fr .6fr .8fr .8fr;gap:10px;align-items:center}.istat-summary-head{font-weight:850;color:#344054;font-size:13px;margin-bottom:6px}.istat-summary-row{margin-bottom:8px}.istat-dynamic-row{display:grid;grid-template-columns:220px minmax(0,1fr);gap:14px;align-items:start;margin-bottom:12px;border:1px solid #e5e7eb;border-radius:14px;padding:14px;background:#fbfdff}.istat-calc-btn,.istat-small-btn{background:#0284c7;color:#fff;border:0;border-radius:12px;padding:13px 20px;font-weight:900;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center}.istat-calc-btn:hover,.istat-small-btn:hover{background:#0369a1}.istat-small-btn{padding:9px 13px;font-size:13px;margin-right:8px;background:#111827}.istat-result{margin-top:18px;border:1px solid #dbeafe;background:#eff6ff;border-radius:14px;padding:16px;color:#1e3a8a;line-height:1.7;overflow:auto}.istat-result table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;margin-top:10px}.istat-result th,.istat-result td{border-bottom:1px solid #e5e7eb;padding:9px 10px;text-align:left;color:#1f2937}.istat-result th{background:#f1f5f9;font-weight:800;width:34%}.istat-result .istat-error{color:#b42318}.istat-result .istat-interpret{margin-top:12px;color:#475467;background:#fff;border:1px solid #dbeafe;border-radius:12px;padding:12px}.istat-result .istat-result-note{margin-top:10px;color:#475467;font-size:14px}.istat-chart-box{background:#fff;border:1px solid #e5e7eb;border-radius:14px;margin-top:12px;padding:8px 10px;overflow:auto}.istat-chart-box svg{width:100%;max-width:620px;height:auto;display:block;margin:auto}.istat-chart-actions{margin-top:14px}.istat-matrix-tools{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:12px 0}.istat-matrix-tools label{margin:0;display:flex;gap:8px;align-items:center}.istat-matrix-tools input{max-width:90px}.istat-matrix-wrap{display:grid;gap:8px;margin-bottom:12px;overflow:auto}.istat-matrix-row{display:grid;grid-template-columns:120px repeat(var(--istat-cols,2),90px);gap:8px;align-items:center}.istat-matrix-row input{min-width:0}.istat-matrix-label{font-weight:700;background:#f8fafc!important}.istat-unit-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:14px}.istat-calc-panel [data-mode-box="summary"]{display:none}@media(max-width:980px){.istat-stats-hero,.istat-detail-hero,.istat-detail-layout{grid-template-columns:1fr}.istat-side-nav{position:static}.istat-method-nav{column-count:1}.istat-method-list{grid-template-columns:1fr}.istat-form-grid,.istat-small-fields,.istat-unit-row{grid-template-columns:1fr}.istat-stats-hero h1,.istat-detail-hero h1{font-size:42px}.istat-calc-panel{padding:20px}.istat-method-card{grid-template-columns:1fr}.istat-method-card b{grid-column:auto;grid-row:auto}.istat-calc-panel h2{font-size:26px}.istat-dynamic-row{grid-template-columns:1fr}.istat-summary-head{display:none}.istat-summary-row{grid-template-columns:1fr;border:1px solid #e5e7eb;border-radius:12px;padding:10px}.istat-summary-row input:before{content:attr(placeholder)}}@media(max-width:700px){.istat-method-group,.istat-info-card,.istat-side-nav,.istat-calc-panel,.istat-stats-note{border-radius:18px;padding:17px}.istat-method-card{padding:14px}.istat-info-card h2{font-size:24px}.istat-calc-panel textarea{min-height:110px}.istat-result th,.istat-result td{display:block;width:100%}.istat-result td{border-bottom:1px solid #e5e7eb}.istat-result th{border-bottom:0}.istat-matrix-row{grid-template-columns:90px repeat(var(--istat-cols,2),72px)}}


/* v8.8.1 Statistics index: single compact module */
.istat-stats-app .istat-method-nav{
  column-count:1!important;
  column-gap:0!important;
  display:block!important;
  background:#fff;
  border:1px solid #e5e7eb;
  border-radius:20px;
  padding:22px;
  box-shadow:0 10px 25px rgba(15,23,42,.045);
}
.istat-stats-app .istat-method-group{
  display:block!important;
  width:100%!important;
  break-inside:auto!important;
  margin:0!important;
  padding:0!important;
  background:transparent!important;
  border:0!important;
  border-radius:0!important;
  box-shadow:none!important;
}
.istat-stats-app .istat-method-group + .istat-method-group{
  margin-top:20px!important;
  padding-top:18px!important;
  border-top:1px solid #e5e7eb!important;
}
.istat-stats-app .istat-method-group h2{
  margin:0 0 10px!important;
  font-size:21px!important;
  font-weight:900!important;
  line-height:1.25!important;
  color:#0369a1!important;
}
.istat-stats-app .istat-method-list{
  display:grid!important;
  grid-template-columns:1fr!important;
  gap:8px!important;
}
.istat-stats-app .istat-method-card{
  display:grid!important;
  grid-template-columns:minmax(0,1fr) auto!important;
  gap:3px 14px!important;
  padding:13px 15px!important;
  border-radius:13px!important;
  box-shadow:none!important;
}
.istat-stats-app .istat-method-card span{
  font-size:16px!important;
  font-weight:850!important;
}
.istat-stats-app .istat-method-card small{
  font-size:13px!important;
  line-height:1.45!important;
}
@media(max-width:700px){
  .istat-stats-app .istat-method-nav{padding:16px!important;border-radius:18px}
  .istat-stats-app .istat-method-card{grid-template-columns:1fr!important}
  .istat-stats-app .istat-method-card b{grid-column:auto!important;grid-row:auto!important}
}


/* v8.9.2 final statistics mobile refinement */
@media (max-width: 768px){
  .istat-stats-app .istat-wrap,
  .istat-wrap{width:calc(100% - 18px)!important}
  .istat-stats-hero,
  .istat-detail-hero,
  .istat-detail-layout{grid-template-columns:1fr!important;gap:14px!important}
  .istat-stats-hero h1,
  .istat-detail-hero h1{font-size:36px!important;line-height:1.06!important;letter-spacing:-.04em!important}
  .istat-stats-hero p,
  .istat-detail-hero p{font-size:15.5px!important;line-height:1.55!important}
  .istat-stats-note{padding:14px!important;border-radius:16px!important;font-size:14px!important}
  .istat-method-nav{padding:14px!important;border-radius:16px!important}
  .istat-method-group + .istat-method-group{margin-top:16px!important;padding-top:14px!important}
  .istat-method-group h2{font-size:19px!important}
  .istat-method-card{padding:12px 13px!important;border-radius:12px!important}
  .istat-method-card span{font-size:15px!important}
  .istat-method-card small{font-size:12.5px!important}
  .istat-method-card b{font-size:12.5px!important}
  .istat-info-card,
  .istat-calc-panel,
  .istat-side-nav{padding:16px!important;border-radius:16px!important}
  .istat-info-card h2,
  .istat-calc-panel h2{font-size:24px!important}
  .istat-info-card p,
  .istat-info-card li,
  .istat-calc-panel p{font-size:14.5px!important;line-height:1.6!important}
  .istat-form-grid,
  .istat-small-fields,
  .istat-unit-row{grid-template-columns:1fr!important;gap:12px!important}
  .istat-dynamic-row{grid-template-columns:1fr!important;padding:12px!important}
  .istat-summary-row{grid-template-columns:1fr!important}
  .istat-calc-panel textarea{min-height:105px!important;font-size:13px!important}
  .istat-calc-btn{width:100%;justify-content:center;margin-top:4px}
  .istat-result{padding:12px!important;font-size:14px!important}
  .istat-chart-box{padding:6px!important;border-radius:12px!important}
  .istat-chart-box svg{max-width:100%!important}
  .istat-chart-actions{display:flex;gap:8px;flex-wrap:wrap}
  .istat-small-btn{margin:0!important}
  .istat-matrix-row{grid-template-columns:86px repeat(var(--istat-cols,2),70px)!important}
}
@media (max-width: 420px){
  .istat-stats-hero h1,
  .istat-detail-hero h1{font-size:32px!important}
  .istat-method-card{grid-template-columns:1fr!important}
  .istat-method-card b{grid-column:auto!important;grid-row:auto!important}
  .istat-chart-actions .istat-small-btn{width:100%;justify-content:center}
}

/* v8.9.3 local refinements: post-hoc tables and Excel paste guide */
.istat-posthoc{margin-top:14px;background:#fff;border:1px solid #dbeafe;border-radius:12px;padding:12px;overflow:auto}
.istat-posthoc h3{margin:0 0 10px;color:#0f4c5c;font-size:17px;line-height:1.3}
.istat-wide-table{width:100%;border-collapse:collapse;background:#fff;border-radius:10px;overflow:hidden;margin-top:8px}
.istat-wide-table th,.istat-wide-table td{border-bottom:1px solid #e5e7eb;padding:8px 10px;text-align:left;color:#1f2937;white-space:nowrap}
.istat-wide-table th{background:#f1f5f9;font-weight:800}
.istat-excel-guide{margin:10px 0 16px;padding:12px 14px;background:#f8fafc;border:1px solid #e5e7eb;border-radius:14px;color:#475467;font-size:13px;line-height:1.45}
.istat-excel-guide>strong{display:block;color:#0f4c5c;margin-bottom:8px;font-size:14px}
.istat-excel-guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.istat-excel-guide span{display:block;font-weight:800;color:#344054;margin-bottom:5px}
.istat-excel-guide table{border-collapse:collapse;background:#fff;margin:3px 0 5px;max-width:100%}
.istat-excel-guide th,.istat-excel-guide td{border:1px solid #cbd5e1;padding:4px 8px;font-size:12px;color:#111827}
.istat-excel-guide small{color:#667085}
@media(max-width:700px){.istat-excel-guide-grid{grid-template-columns:1fr}.istat-wide-table{font-size:13px}}