:root{
  --slate-50:#f8fafc;
  --slate-100:#f1f5f9;
  --slate-200:#e2e8f0;
  --slate-300:#cbd5e1;
  --slate-400:#94a3b8;
  --slate-500:#64748b;
  --slate-600:#475569;
  --slate-700:#334155;
  --slate-800:#1e293b;
  --slate-900:#0f172a;
  --blue-50:#eff6ff;
  --blue-100:#dbeafe;
  --blue-500:#3b82f6;
  --blue-600:#2563eb;
  --blue-700:#1d4ed8;
  --petrol-500:#0f766e;
  --petrol-600:#115e59;
  --sky-muted:#0369a1;
  --indigo-muted:#4338ca;
  --green-muted:#15803d;
  --emerald-50:#ecfdf5;
  --emerald-100:#d1fae5;
  --emerald-500:#10b981;
  --emerald-700:#047857;
  --amber-50:#fffbeb;
  --amber-100:#fef3c7;
  --amber-200:#fde68a;
  --amber-500:#f59e0b;
  --amber-800:#92400e;
  --red-50:#fef2f2;
  --red-100:#fee2e2;
  --red-500:#ef4444;
  --red-700:#b91c1c;
  --shadow-sm:0 1px 2px rgba(15,23,42,.06);
  --shadow-md:0 10px 24px rgba(15,23,42,.08);
  --ring:0 0 0 3px rgba(37,99,235,.16);
}

*{box-sizing:border-box}
html{height:100%;background:var(--slate-50)}
body{
  min-height:100%;
  margin:0;
  background:linear-gradient(180deg,#f8fafc 0%,#f1f5f9 100%);
  color:var(--slate-900);
  font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:14px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

header{
  background:var(--slate-900);
  color:#fff;
  border-bottom:1px solid var(--slate-800);
  position:sticky;
  top:0;
  z-index:10;
}
.header-inner{
  min-height:73px;
  padding:16px 24px;
  display:flex;
  align-items:center;
  gap:18px;
}
.brand-mark{
  width:40px;
  height:40px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:rgba(37,99,235,.18);
  border:1px solid rgba(59,130,246,.32);
  color:#60a5fa;
  flex:0 0 auto;
}
.brand-mark svg{width:22px;height:22px;display:block}
header h1{
  margin:0;
  font-size:18px;
  line-height:1.2;
  font-weight:700;
  letter-spacing:-.02em;
  white-space:nowrap;
}
.header-separator{width:1px;height:30px;background:var(--slate-700);flex:0 0 auto}
header p{
  margin:0;
  color:var(--slate-400);
  font-size:14px;
  font-weight:500;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.layout{
  display:grid;
  grid-template-columns:288px minmax(0,1fr);
  min-height:calc(100vh - 73px);
}
nav#tabs{
  background:var(--slate-900);
  border-right:1px solid var(--slate-800);
  padding:18px 14px;
  overflow:auto;
  position:sticky;
  top:73px;
  height:calc(100vh - 73px);
}
.nav-title{
  padding:0 12px 12px;
  color:var(--slate-500);
  font-size:11px;
  font-weight:800;
  letter-spacing:.1em;
  text-transform:uppercase;
}
nav#tabs button{
  position:relative;
  display:block;
  width:100%;
  text-align:left;
  margin:0 0 5px;
  padding:10px 12px 10px 38px;
  border:0;
  border-radius:10px;
  background:transparent;
  color:var(--slate-400);
  cursor:pointer;
  font-size:13px;
  font-weight:600;
  line-height:1.35;
  transition:background .16s ease,color .16s ease,transform .16s ease;
}
nav#tabs button::before{
  content:attr(data-step);
  position:absolute;
  left:10px;
  top:50%;
  width:20px;
  height:20px;
  transform:translateY(-50%);
  display:grid;
  place-items:center;
  border-radius:999px;
  background:var(--slate-800);
  border:1px solid var(--slate-700);
  color:var(--slate-400);
  font-size:11px;
  font-weight:700;
}
nav#tabs button::after{
  content:"";
  position:absolute;
  right:12px;
  top:50%;
  width:7px;
  height:7px;
  transform:translateY(-50%);
  border-radius:999px;
  background:var(--slate-700);
}
nav#tabs button:hover{background:rgba(30,41,59,.68);color:var(--slate-200)}
nav#tabs button.active{
  background:var(--slate-800);
  color:#fff;
  box-shadow:var(--shadow-sm);
}
nav#tabs button.active::before{color:#dbeafe;border-color:#334155;background:#1f2937}
nav#tabs button.active::after{background:var(--blue-500);box-shadow:0 0 0 4px rgba(59,130,246,.14)}
nav#tabs button.active{box-shadow:inset 4px 0 0 var(--blue-500)}

main{
  min-width:0;
  padding:24px clamp(18px,2.6vw,38px);
  overflow:auto;
}
section{
  display:none;
  max-width:1480px;
  margin:0 auto 22px;
  background:#fff;
  border:1px solid var(--slate-200);
  border-radius:22px;
  padding:22px;
  box-shadow:var(--shadow-sm);
  animation:fadeIn .22s ease both;
}
section.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

.section-intro{max-width:900px;margin:0 0 24px}
.step-heading{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.step-badge{
  width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  background:var(--blue-100);color:var(--blue-700);
  font-size:18px;font-weight:800;
}
h2{
  margin:0 0 16px;
  font-size:24px;
  line-height:1.2;
  letter-spacing:-.03em;
  font-weight:800;
  color:var(--slate-900);
}
.step-heading h2{margin:0}
h3{
  margin:26px 0 12px;
  font-size:16px;
  line-height:1.3;
  font-weight:700;
  color:var(--slate-900);
}
p{margin:0 0 14px;color:var(--slate-600)}
strong{font-weight:700;color:var(--slate-900)}
ul{margin:8px 0 0;padding-left:22px;color:var(--slate-600)}
li{margin:7px 0}

.import-panel,
.form-panel{
  background:#fff;
  border:1px solid var(--slate-200);
  border-radius:20px;
  padding:24px;
  box-shadow:var(--shadow-sm);
  margin-bottom:18px;
}
.import-grid{
  display:grid;
  grid-template-columns:minmax(280px,1fr) minmax(280px,1fr);
  gap:24px;
  align-items:stretch;
  margin-bottom:24px;
}
.field-stack{display:grid;gap:18px}
.row{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(210px,1fr));
  gap:16px;
}
label{
  display:block;
  margin:0 0 6px;
  color:var(--slate-700);
  font-weight:650;
  font-size:13px;
}
input,select,textarea{
  width:100%;
  margin:0;
  padding:10px 12px;
  border:1px solid var(--slate-300);
  border-radius:10px;
  background:#fff;
  color:var(--slate-900);
  font:inherit;
  outline:none;
  transition:border-color .16s ease,box-shadow .16s ease,background .16s ease;
}
input:focus,select:focus,textarea:focus{border-color:var(--blue-500);box-shadow:var(--ring)}
input::placeholder,textarea::placeholder{color:var(--slate-400)}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--slate-500) 50%),linear-gradient(135deg,var(--slate-500) 50%,transparent 50%);background-position:calc(100% - 18px) calc(50% - 3px),calc(100% - 13px) calc(50% - 3px);background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:36px}
textarea{min-height:96px;resize:vertical}
.input-with-icon{position:relative}
.input-with-icon svg{position:absolute;left:12px;top:50%;width:17px;height:17px;transform:translateY(-50%);color:var(--slate-400);pointer-events:none}
.input-with-icon input,.input-with-icon select{padding-left:40px}

.file-upload{
  position:relative;
  min-height:198px;
  border:2px dashed var(--slate-300);
  border-radius:18px;
  background:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:28px;
  cursor:pointer;
  transition:border-color .18s ease,background .18s ease,transform .18s ease;
  overflow:hidden;
}
.file-upload:hover{border-color:var(--blue-500);background:var(--slate-50)}
.file-upload input[type=file]{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;margin:0;padding:0}
.file-upload-content{pointer-events:none;display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--slate-500)}
.upload-icon,.file-icon{
  width:52px;height:52px;border-radius:999px;display:grid;place-items:center;margin-bottom:2px;
  background:var(--slate-100);color:var(--slate-500);transition:background .18s ease,color .18s ease;
}
.file-upload:hover .upload-icon{background:var(--blue-100);color:var(--blue-600)}
.upload-icon svg,.file-icon svg{width:26px;height:26px}
.file-main{font-weight:700;color:var(--slate-900)}
.file-sub{font-size:12px;color:var(--slate-500)}
.file-selected .file-icon{background:var(--emerald-100);color:var(--emerald-700)}
.file-selected{display:none}
.file-upload.has-file{border-color:rgba(16,185,129,.55);background:rgba(236,253,245,.45)}
.file-upload.has-file .file-empty{display:none}
.file-upload.has-file .file-selected{display:flex}

.actions{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  padding-top:8px;
}
.actions button,
button.action,
summary{
  font:inherit;
}
.actions button{
  border:1px solid var(--slate-300);
  background:#fff;
  color:var(--slate-700);
  padding:10px 16px;
  border-radius:10px;
  cursor:pointer;
  font-size:13px;
  font-weight:700;
  box-shadow:var(--shadow-sm);
  transition:background .16s ease,border-color .16s ease,box-shadow .16s ease,transform .16s ease,color .16s ease;
}
.actions button:hover:not(:disabled){background:var(--slate-50);border-color:var(--slate-400)}
.actions button:first-child{background:var(--blue-600);border-color:var(--blue-600);color:#fff;box-shadow:0 10px 18px rgba(37,99,235,.18)}
.actions button:first-child:hover:not(:disabled){background:var(--blue-700);border-color:var(--blue-700);transform:translateY(-1px)}
.actions button:disabled{opacity:.48;cursor:not-allowed;box-shadow:none;transform:none}

#importStatus,#mappingStatus,.status-holder{margin:14px 0}
.ok,.warn,.error{
  border-radius:14px;
  padding:13px 15px;
  margin:10px 0;
  font-size:13px;
  font-weight:600;
  box-shadow:var(--shadow-sm);
}
.ok{background:var(--emerald-50);border:1px solid var(--emerald-100);color:#065f46}
.warn{background:var(--amber-50);border:1px solid var(--amber-200);color:var(--amber-800)}
.error{background:var(--red-50);border:1px solid var(--red-100);color:var(--red-700)}

.method-notes{
  background:#fff;
  border:1px solid var(--slate-200);
  border-radius:18px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.method-notes summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:15px 18px;
  background:rgba(248,250,252,.8);
  color:var(--slate-800);
  font-weight:800;
}
.method-notes summary::-webkit-details-marker{display:none}
.method-notes summary::after{content:"⌄";color:var(--slate-400);font-size:18px;line-height:1;transition:transform .2s ease}
.method-notes[open] summary::after{transform:rotate(180deg)}
.method-notes-body{padding:14px 20px 18px;border-top:1px solid var(--slate-100)}

.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(170px,1fr));
  gap:14px;
  margin:16px 0 20px;
}
.card{
  position:relative;
  overflow:hidden;
  border:1px solid var(--slate-200);
  border-radius:18px;
  padding:15px;
  background:linear-gradient(180deg,#fff 0%,#f8fafc 100%);
  box-shadow:var(--shadow-sm);
}
.card::before{content:"";position:absolute;inset:0 0 auto;height:3px;background:linear-gradient(90deg,var(--blue-500),rgba(59,130,246,0));opacity:.75}
.card .value{font-size:22px;font-weight:800;letter-spacing:-.025em;margin-top:7px;color:var(--slate-900);word-break:break-word}
.card .label{font-size:12px;color:var(--slate-500);font-weight:700;text-transform:uppercase;letter-spacing:.04em}

.table-wrap{
  overflow:auto;
  max-height:560px;
  border:1px solid var(--slate-200);
  border-radius:16px;
  margin-top:12px;
  background:#fff;
  box-shadow:var(--shadow-sm);
}
table{border-collapse:separate;border-spacing:0;width:100%;font-size:13px;color:var(--slate-700)}
th,td{border:0;border-bottom:1px solid var(--slate-200);padding:9px 10px;text-align:left;vertical-align:top}
th{
  background:var(--slate-50);
  color:var(--slate-600);
  position:sticky;
  top:0;
  z-index:1;
  font-size:12px;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.04em;
}
tr:last-child td{border-bottom:0}
tbody tr:hover td{background:rgba(239,246,255,.5)}

.muted{color:var(--slate-500);font-size:13px}.small{font-size:12px;color:var(--slate-500)}
.pill{display:inline-flex;align-items:center;justify-content:center;padding:3px 9px;border-radius:999px;border:1px solid var(--slate-300);background:var(--slate-100);font-size:12px;font-weight:800;text-transform:capitalize}
.pill-green{background:var(--emerald-50);border-color:var(--emerald-100);color:var(--emerald-700)}
.pill-yellow{background:var(--amber-50);border-color:var(--amber-200);color:var(--amber-800)}
.pill-red{background:var(--red-50);border-color:var(--red-100);color:var(--red-700)}
pre{
  white-space:pre-wrap;
  background:var(--slate-950,#020617);
  border:1px solid var(--slate-800);
  border-radius:16px;
  padding:18px;
  max-height:560px;
  overflow:auto;
  color:#e5e7eb;
  font-size:13px;
  line-height:1.55;
  box-shadow:var(--shadow-sm);
}
.chart{
  position:relative;
  min-height:292px;
  border:1px solid rgba(226,232,240,.82);
  border-radius:20px;
  background:#fff;
  padding:24px;
  margin:14px 0 20px;
  box-shadow:0 2px 10px -4px rgba(15,23,42,.12),0 14px 30px -28px rgba(15,23,42,.28);
  overflow:visible;
}
.chart::before{content:"";position:absolute;inset:0 0 auto;height:3px;background:linear-gradient(90deg,#1e3a5f,#367d95,#94d9c4);border-radius:20px 20px 0 0;opacity:.92;pointer-events:none}
.chart-title{font-weight:750;margin:0 0 22px;color:var(--slate-800);font-size:15px;line-height:1.25;letter-spacing:-.01em}
.chart-empty{min-height:190px;display:grid;place-items:center;color:var(--slate-500);font-size:13px;background:#f8fafc;border:1px dashed var(--slate-200);border-radius:14px}
.bar-chart-body{display:grid;gap:6px;width:100%}
.bar-row{
  position:relative;
  display:grid;
  grid-template-columns:minmax(150px,270px) minmax(160px,1fr) minmax(72px,112px);
  gap:10px;
  align-items:center;
  min-height:22px;
  padding:3px 7px;
  margin:0;
  border-radius:10px;
  font-size:13px;
  color:var(--slate-600);
  transition:background .16s ease,color .16s ease;
}
.bar-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500;color:#475569}
.bar-value{font-weight:750;color:#1e293b;text-align:right;font-variant-numeric:tabular-nums}
.bar-track{height:10px;background:transparent;border:0;border-radius:0;overflow:visible;box-shadow:none;position:relative}
.bar-track::before{content:"";position:absolute;left:0;right:0;top:50%;height:10px;transform:translateY(-50%);border-radius:0 4px 4px 0;background:#eef2f7;opacity:.72}
.bar-fill{position:relative;height:10px;background:#367d95;min-width:3px;border-radius:0 4px 4px 0;box-shadow:0 6px 14px rgba(54,125,149,.16);transition:background .18s ease, filter .18s ease, transform .18s ease, box-shadow .18s ease;transform-origin:left center;z-index:1}
.bar-row:hover{background:#f1f5f9}
.bar-row:hover .bar-fill{background:#2a5c7a;filter:saturate(1.04);transform:scaleY(1.18);box-shadow:0 8px 18px rgba(42,92,122,.22)}
.bar-row:hover .bar-label,.bar-row:hover .bar-value{color:#0f172a}
.bar-row[data-tip]:hover::after,.column-item[data-tip]:hover::after,.donut-legend-item[data-tip]:hover::after{
  content:attr(data-tip);
  position:absolute;
  z-index:20;
  left:50%;
  bottom:calc(100% + 8px);
  transform:translateX(-50%);
  width:max-content;
  max-width:min(360px,calc(100vw - 40px));
  padding:8px 10px;
  border-radius:10px;
  background:#1e293b;
  color:#fff;
  font-size:12px;
  font-weight:650;
  line-height:1.3;
  box-shadow:0 14px 32px rgba(15,23,42,.22);
  pointer-events:none;
  white-space:normal;
}
.bar-row[data-tip]:hover::before,.column-item[data-tip]:hover::before,.donut-legend-item[data-tip]:hover::before{
  content:"";
  position:absolute;
  z-index:21;
  left:50%;
  bottom:calc(100% + 2px);
  transform:translateX(-50%);
  border:6px solid transparent;
  border-top-color:#1e293b;
  pointer-events:none;
}
.column-plot{
  --column-h:210px;
  position:relative;
  display:flex;
  align-items:stretch;
  gap:12px;
  min-height:286px;
  padding:12px 8px 0;
  border-bottom:1px solid var(--slate-200);
  background:repeating-linear-gradient(to top, transparent 0, transparent 51px, rgba(226,232,240,.72) 52px);
  overflow-x:auto;
  overflow-y:visible;
}
.column-item{
  position:relative;
  flex:1 1 54px;
  min-width:48px;
  display:grid;
  grid-template-rows:24px var(--column-h) minmax(34px,auto);
  align-items:end;
  justify-items:center;
  gap:7px;
  color:var(--slate-500);
  font-size:11px;
  text-align:center;
  border-radius:10px;
  transition:background .16s ease;
}
.column-item:hover{background:rgba(241,245,249,.72)}
.column-value{align-self:start;font-size:11px;font-weight:800;color:#1e293b;line-height:1.15;min-height:20px;font-variant-numeric:tabular-nums}
.column-stack{width:100%;height:var(--column-h);display:flex;align-items:flex-end;justify-content:center}
.column-bar{width:54%;max-width:34px;min-height:4px;border-radius:4px 4px 0 0;background:#367d95;box-shadow:0 8px 18px rgba(54,125,149,.17);transition:background .18s ease, transform .18s ease, box-shadow .18s ease}
.column-item:hover .column-bar{background:#2a5c7a;transform:translateY(-3px) scaleX(1.05);box-shadow:0 12px 24px rgba(42,92,122,.24)}
.column-item:hover .column-value,.column-item:hover .column-label{color:#0f172a}
.column-label{width:100%;max-width:98px;line-height:1.18;overflow:hidden;text-overflow:ellipsis;color:#64748b;font-weight:650}
.donut-wrap{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:300px;gap:32px}
.donut-box{position:relative;width:min(240px,100%);max-width:240px;aspect-ratio:1/1;display:grid;place-items:center;margin:auto;flex:0 0 auto}
.donut-svg{width:100%;height:100%;overflow:visible;display:block;filter:drop-shadow(0 8px 18px rgba(15,23,42,.08))}
.donut-track{fill:#f1f5f9;stroke:none}
.donut-segment{stroke:#fff;stroke-width:1;transition:transform .18s ease, filter .18s ease, opacity .18s ease;cursor:pointer;transform-box:fill-box;transform-origin:center}
.donut-segment:hover{transform:scale(1.035);filter:brightness(1.04) drop-shadow(0 8px 12px rgba(15,23,42,.16));opacity:.96}
.donut-center{position:absolute;inset:58px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;z-index:1;color:#94a3b8;font-size:10px;text-transform:uppercase;letter-spacing:.08em;background:#fff;border-radius:999px;box-shadow:inset 0 0 0 1px rgba(226,232,240,.92)}
.donut-center strong{display:block;color:#1e293b;font-size:30px;font-weight:800;line-height:1.06;letter-spacing:-.04em;text-transform:none}
.donut-legend{display:grid;gap:12px;align-content:center;width:100%;max-width:320px}
.donut-legend-item{position:relative;display:grid;grid-template-columns:12px minmax(0,1fr) auto;gap:12px;align-items:center;font-size:13px;color:#475569;padding:5px 6px;border-radius:10px;transition:background .16s ease,color .16s ease}
.donut-legend-item:hover{background:#f8fafc;color:#0f172a}
.donut-swatch{width:12px;height:12px;border-radius:999px;box-shadow:inset 0 0 0 1px rgba(15,23,42,.1);transition:transform .18s ease}
.donut-legend-item:hover .donut-swatch{transform:scale(1.25)}
.donut-share{font-weight:800;color:#334155;font-variant-numeric:tabular-nums}
.line-svg{width:100%;min-height:250px;height:auto;display:block;overflow:visible}
.line-grid{stroke:var(--slate-100);stroke-width:1}
.line-axis{stroke:var(--slate-200);stroke-width:1.5}
.line-path{fill:none;stroke:#367d95;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 6px 8px rgba(54,125,149,.13))}
.line-area{fill:rgba(54,125,149,.08)}
.line-point{fill:#fff;stroke:#367d95;stroke-width:3;transition:r .16s ease,fill .16s ease,stroke-width .16s ease;cursor:pointer}
.line-point:hover{r:6;fill:#eff6ff;stroke-width:4;stroke:#2a5c7a}
.line-label{fill:#64748b;font-size:11px;font-weight:650}
.heatmap-dashboard{display:grid;grid-template-columns:1fr;gap:18px;margin:18px 0 20px;align-items:stretch}
.heatmap-chart{min-height:0;margin:0;height:100%;display:flex;flex-direction:column}
.chart-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin:0 0 16px}
.chart-title-row .chart-title{margin:0}
.chart-subtitle{margin:4px 0 0;color:var(--slate-500);font-size:12px;line-height:1.35;font-weight:500}
.heatmap-control{display:flex;align-items:center;gap:8px;flex:0 0 auto;color:var(--slate-500);font-size:12px;font-weight:750;white-space:nowrap}
.heatmap-control select{appearance:none;border:1px solid var(--slate-200);background:#f8fafc;color:#1e293b;border-radius:12px;padding:7px 30px 7px 10px;font-weight:750;font-size:12px;line-height:1.2;box-shadow:inset 0 1px 0 rgba(255,255,255,.85);cursor:pointer;background-image:linear-gradient(45deg,transparent 50%,#64748b 50%),linear-gradient(135deg,#64748b 50%,transparent 50%);background-position:calc(100% - 14px) 50%,calc(100% - 9px) 50%;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.heatmap-control select:hover{border-color:#cbd5e1;background-color:#fff}
.heatmap-scroll{width:100%;overflow:auto;padding:2px 2px 6px}
.heatmap-header,.heatmap-row{display:grid;gap:5px;align-items:center;min-width:560px}
.signature-heatmap .heatmap-header,.signature-heatmap .heatmap-row{grid-template-columns:minmax(72px,86px) repeat(5,minmax(66px,1fr))}
.band-heatmap .heatmap-header,.band-heatmap .heatmap-row{grid-template-columns:minmax(160px,1.2fr) minmax(70px,.35fr) repeat(5,minmax(76px,.7fr))}
.heatmap-header{position:sticky;top:0;z-index:2;padding-bottom:7px;background:#fff;color:#64748b;font-size:11px;font-weight:850;text-transform:uppercase;letter-spacing:.045em;border-bottom:1px solid var(--slate-100)}
.heatmap-row{position:relative;padding:4px 0;border-bottom:1px solid rgba(241,245,249,.86);transition:background .16s ease}
.heatmap-row:hover{background:#f8fafc}
.heatmap-row-label{position:relative;display:flex;align-items:center;justify-content:flex-end;min-height:28px;padding:0 7px;color:#334155;font-size:12px;font-weight:850;font-variant-numeric:tabular-nums;overflow:visible;text-overflow:ellipsis;white-space:nowrap}
.band-heatmap .heatmap-row-label{justify-content:flex-start;font-weight:750;color:#475569;min-width:0}
.heatmap-row-total{position:relative;display:flex;align-items:center;justify-content:flex-end;min-height:28px;padding:0 7px;color:#334155;font-size:12px;font-weight:850;font-variant-numeric:tabular-nums}
.heatmap-cell{position:relative;display:flex;align-items:center;justify-content:center;min-height:28px;border-radius:8px;font-size:12px;font-weight:850;font-variant-numeric:tabular-nums;line-height:1;box-shadow:inset 0 0 0 1px rgba(255,255,255,.26);transition:transform .16s ease,filter .16s ease,box-shadow .16s ease,background .16s ease,color .16s ease;cursor:default;isolation:isolate}
.heatmap-cell.on{color:#fff;text-shadow:0 1px 1px rgba(15,23,42,.28);box-shadow:inset 0 0 0 1px rgba(255,255,255,.2),0 7px 16px rgba(30,58,95,.11)}
.heatmap-cell.off{color:#94a3b8;background:#f1f5f9;box-shadow:inset 0 0 0 1px rgba(226,232,240,.88)}
.heatmap-cell:hover{z-index:5;transform:translateY(-1px) scale(1.025);filter:saturate(1.05) brightness(1.04);box-shadow:0 12px 24px rgba(15,23,42,.18),inset 0 0 0 1px rgba(255,255,255,.36)}
.heatmap-cell[data-tip]:hover::after,.heatmap-row-label[data-tip]:hover::after,.heatmap-row-total[data-tip]:hover::after{content:attr(data-tip);position:absolute;z-index:30;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%);width:max-content;max-width:min(380px,calc(100vw - 42px));padding:8px 10px;border-radius:10px;background:#1e293b;color:#fff;font-size:12px;font-weight:650;line-height:1.35;box-shadow:0 14px 32px rgba(15,23,42,.24);pointer-events:none;white-space:normal;text-transform:none;letter-spacing:0}
.heatmap-cell[data-tip]:hover::before,.heatmap-row-label[data-tip]:hover::before,.heatmap-row-total[data-tip]:hover::before{content:"";position:absolute;z-index:31;left:50%;bottom:calc(100% + 2px);transform:translateX(-50%);border:6px solid transparent;border-top-color:#1e293b;pointer-events:none}
.heatmap-note{margin:12px 0 0;padding:10px 12px;border:1px solid var(--slate-200);border-radius:12px;background:#f8fafc;color:#64748b;font-size:12px;line-height:1.45}
.heatmap-note strong{color:#334155}

.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
#overviewCharts,#unitCharts{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
  align-items:stretch;
}
#overviewCharts .chart,#unitCharts .chart,.grid2 .chart{height:100%;margin:0}
#overviewText{
  margin-top:14px;
  padding:14px 16px;
  border:1px solid var(--slate-200);
  border-radius:16px;
  background:var(--slate-50);
}
#overviewText p:last-child{margin-bottom:0}

section:not(#import) > p:first-of-type,
#overviewText{
  color:var(--slate-600);
}

@media(max-width:1000px){
  .layout{grid-template-columns:1fr}
  nav#tabs{position:relative;top:auto;height:auto;border-right:0;border-bottom:1px solid var(--slate-800);display:flex;gap:6px;overflow:auto;padding:12px}
  .nav-title{display:none}
  nav#tabs button{min-width:185px;margin:0}
  main{padding:20px}
  .import-grid,.grid2,#overviewCharts,#unitCharts,.heatmap-dashboard{grid-template-columns:1fr}
  .header-inner{align-items:flex-start;flex-direction:column;gap:8px}.header-separator{display:none}header p{white-space:normal}
}
@media(max-width:640px){
  section{padding:18px;border-radius:18px}
  .import-panel{padding:18px}
  .bar-row{grid-template-columns:1fr;gap:5px}.bar-value{text-align:left}.bar-track{height:12px}.chart{min-height:220px}.column-plot{min-height:230px}.column-item{grid-template-rows:22px 160px minmax(30px,auto)}.column-stack{height:160px}.donut-wrap{grid-template-columns:1fr}.donut-box,.donut-svg{width:190px;height:190px}.donut-center{inset:46px}.chart-title-row{flex-direction:column}.heatmap-control{width:100%;justify-content:space-between}.heatmap-control select{max-width:100%}.signature-heatmap .heatmap-header,.signature-heatmap .heatmap-row{min-width:500px;grid-template-columns:minmax(62px,76px) repeat(5,minmax(56px,1fr))}.band-heatmap .heatmap-header,.band-heatmap .heatmap-row{min-width:560px}
  h2{font-size:21px}
  .cards{grid-template-columns:1fr}
}

/* Design-Transfer aus dem Sachkostenanalyse-Prototypen */
:root{
  color-scheme:light;
  --bg-app:#eef3f8;
  --bg-app-deep:#e6edf5;
  --bg-sidebar:#07111f;
  --bg-sidebar-soft:#0b1b2d;
  --surface:#fff;
  --surface-soft:#f7fafd;
  --surface-muted:#edf3f9;
  --surface-glass:rgba(255,255,255,.88);
  --border:#d7e1ec;
  --border-soft:#e8eef5;
  --border-strong:#b7c6d8;
  --text:#111827;
  --text-muted:#5d6b7c;
  --text-soft:#8793a3;
  --text-inverse:#f7fbff;
  --primary:#1769aa;
  --primary-soft:#e7f2fb;
  --primary-strong:#0e4f86;
  --secondary:#6f4cc3;
  --success:#087452;
  --success-soft:#eaf8f1;
  --warning:#b76b04;
  --warning-soft:#fff4dc;
  --danger:#bd2b1f;
  --danger-soft:#fff0ee;
  --chart-blue:#1d6fb8;
  --chart-green:#0b8a63;
  --chart-orange:#dd7d08;
  --chart-purple:#7553c7;
  --chart-grid:#dce5ef;
  --shadow-card:0 14px 34px rgba(15,23,42,.08);
  --shadow-panel:0 20px 48px rgba(15,23,42,.10);
  --shadow-sm:0 1px 2px rgba(15,23,42,.06);
  --shadow-md:var(--shadow-card);
  --ring:0 0 0 3px rgba(23,105,170,.18);
  --radius-sm:6px;
  --radius-md:10px;
  --radius-lg:14px;
  --space-1:4px;
  --space-2:6px;
  --space-3:8px;
  --space-4:12px;
  --space-5:16px;
  --space-6:20px;
  --space-7:24px;
  --font-xs:11px;
  --font-sm:12px;
  --font-base:13px;
  --font-md:14px;
  --font-lg:16px;
  --font-xl:20px;
  --slate-50:var(--surface-soft);
  --slate-100:var(--surface-muted);
  --slate-200:var(--border-soft);
  --slate-300:var(--border);
  --slate-400:var(--text-soft);
  --slate-500:var(--text-muted);
  --slate-600:var(--text-muted);
  --slate-700:#334155;
  --slate-800:var(--bg-sidebar-soft);
  --slate-900:var(--text);
  --blue-100:var(--primary-soft);
  --blue-500:var(--primary);
  --blue-600:var(--primary);
  --blue-700:var(--primary-strong);
  --emerald-50:var(--success-soft);
  --emerald-100:#d8f0e6;
  --emerald-700:var(--success);
  --amber-50:var(--warning-soft);
  --amber-200:#f5dba4;
  --amber-800:var(--warning);
  --red-50:var(--danger-soft);
  --red-100:#f3c5be;
  --red-700:var(--danger);
}

html{min-height:100%;background:var(--bg-sidebar)}
body{
  min-height:100%;
  background:linear-gradient(135deg,var(--bg-app),var(--bg-app-deep));
  color:var(--text);
  font-size:var(--font-base);
  line-height:1.42;
}
button,input,select,textarea{font:inherit}
.appShell{
  display:grid;
  grid-template-columns:minmax(214px,max-content) minmax(0,1fr);
  min-height:100vh;
}
.sidebar{
  position:sticky;
  top:0;
  height:100vh;
  display:flex;
  flex-direction:column;
  overflow:hidden;
  background:
    linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,0) 34%),
    linear-gradient(165deg,#081526 0%,#07111f 54%,#050b14 100%);
  border-right:1px solid rgba(255,255,255,.09);
  box-shadow:18px 0 48px rgba(7,17,31,.22);
}
header.sidebarHeader{
  position:relative;
  top:auto;
  z-index:auto;
  flex:0 0 auto;
  padding:var(--space-6) var(--space-5) var(--space-4);
  background:transparent;
  border:0;
  border-bottom:1px solid rgba(255,255,255,.08);
  color:var(--text-inverse);
}
.header-inner{
  min-height:0;
  padding:0;
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  align-items:center;
  gap:var(--space-4);
}
.brand-mark{
  width:36px;
  height:36px;
  border-radius:10px;
  background:rgba(29,111,184,.18);
  border:1px solid rgba(158,204,244,.18);
  color:#8bc8f7;
}
.brand-mark svg{width:20px;height:20px}
.header-separator{display:none}
header h1{
  margin:0;
  color:var(--text-inverse);
  font-size:19px;
  line-height:1.08;
  font-weight:780;
  letter-spacing:0;
  white-space:nowrap;
}
header p{
  grid-column:1 / -1;
  margin:var(--space-2) 0 0;
  color:rgba(247,251,255,.64);
  font-size:var(--font-xs);
  line-height:1.32;
  font-weight:650;
  white-space:normal;
}
nav#tabs.tabs{
  position:relative;
  top:auto;
  flex:1 1 auto;
  width:max-content;
  min-width:214px;
  max-width:252px;
  height:auto;
  padding:var(--space-4) var(--space-3) var(--space-6);
  overflow:auto;
  background:transparent;
  border:0;
  scrollbar-width:thin;
  scrollbar-color:rgba(255,255,255,.24) transparent;
}
.nav-title{
  padding:0 var(--space-3) var(--space-3);
  color:rgba(247,251,255,.42);
  font-size:10px;
  font-weight:820;
  letter-spacing:.16em;
}
nav#tabs button{
  min-height:34px;
  margin:0 0 var(--space-1);
  padding:8px 11px 8px 13px;
  border-radius:11px;
  color:rgba(247,251,255,.69);
  font-size:var(--font-sm);
  font-weight:690;
  line-height:1.25;
  white-space:nowrap;
  letter-spacing:0;
  transition:background .16s ease,color .16s ease,box-shadow .16s ease,transform .16s ease;
}
nav#tabs button::before{content:none;display:none}
nav#tabs button::after{
  content:"";
  position:absolute;
  inset:7px auto 7px 0;
  width:3px;
  height:auto;
  border-radius:999px;
  background:transparent;
  transform:none;
  transition:background .16s ease;
}
nav#tabs button:hover{background:rgba(255,255,255,.07);color:#fff}
nav#tabs button.active{
  background:linear-gradient(90deg,rgba(29,111,184,.34),rgba(29,111,184,.13));
  color:#fff;
  box-shadow:inset 0 0 0 1px rgba(158,204,244,.13);
}
nav#tabs button.active::after{background:#61b4f4;box-shadow:none}
main{
  width:100%;
  min-width:0;
  padding:var(--space-7);
  overflow:visible;
}
section{
  max-width:none;
  margin:0 0 var(--space-5);
  padding:var(--space-5);
  border:1px solid rgba(215,225,236,.92);
  border-radius:var(--radius-lg);
  background:var(--surface-glass);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(10px);
}
.section-intro{max-width:900px;margin:0 0 var(--space-4);color:var(--text-muted)}
.step-heading{gap:var(--space-3);margin-bottom:var(--space-2)}
.step-badge{
  width:30px;
  height:30px;
  border-radius:var(--radius-md);
  background:var(--primary-soft);
  color:var(--primary-strong);
  font-size:var(--font-md);
}
h2{
  margin:0 0 var(--space-3);
  color:var(--text);
  font-size:var(--font-lg);
  line-height:1.25;
  font-weight:780;
  letter-spacing:0;
}
h3{
  margin:var(--space-5) 0 var(--space-2);
  color:var(--text);
  font-size:var(--font-md);
  line-height:1.25;
  font-weight:760;
  letter-spacing:0;
}
p{color:var(--text-muted)}
strong{color:var(--text)}
label{
  margin:var(--space-3) 0 var(--space-1);
  color:var(--text-muted);
  font-size:var(--font-xs);
  font-weight:780;
}
input,select,textarea{
  min-height:34px;
  padding:6px 10px;
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  background:#fff;
  color:var(--text);
  font-size:var(--font-sm);
}
textarea{min-height:140px;padding:var(--space-4);line-height:1.38}
input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:var(--ring)}
input[readonly]{background:linear-gradient(180deg,#fbfdff,#f2f7fc);color:var(--text-muted)}
.input-with-icon svg{color:var(--text-soft)}
.input-with-icon input,.input-with-icon select{padding-left:38px}
.import-panel,.form-panel,.method-notes{
  border:1px solid rgba(215,225,236,.92);
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(250,253,255,.94));
  box-shadow:var(--shadow-panel);
}
.import-panel{padding:var(--space-5)}
.import-grid{gap:var(--space-6);margin-bottom:var(--space-5)}
.field-stack{gap:var(--space-4)}
.row{gap:var(--space-4)}
.file-upload{
  min-height:172px;
  border:1px dashed rgba(23,105,170,.38);
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg,#fbfdff,#f2f7fc);
}
.file-upload:hover{border-color:var(--primary);background:#fff}
.upload-icon,.file-icon{
  width:46px;
  height:46px;
  background:var(--primary-soft);
  color:var(--primary);
}
.file-main{color:var(--text)}
.file-sub{color:var(--text-soft)}
.actions{gap:var(--space-3);padding-top:var(--space-2)}
button,.actions button{
  min-height:32px;
  padding:6px 12px;
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  background:#fff;
  color:var(--text);
  cursor:pointer;
  font-size:var(--font-sm);
  font-weight:760;
  box-shadow:0 1px 0 rgba(15,23,42,.04);
}
button:hover:not(:disabled),.actions button:hover:not(:disabled){
  border-color:#b9c9da;
  background:var(--surface-soft);
  box-shadow:0 8px 18px rgba(15,23,42,.08);
  transform:translateY(-1px);
}
button:disabled,.actions button:disabled{cursor:not-allowed;opacity:.56}
#loadButton,.actions button:first-child{
  border-color:var(--primary);
  background:linear-gradient(180deg,#1f7abc,var(--primary));
  color:#fff;
  box-shadow:0 12px 24px rgba(23,105,170,.22);
}
#loadButton:hover:not(:disabled),.actions button:first-child:hover:not(:disabled){
  border-color:var(--primary-strong);
  background:linear-gradient(180deg,#1b70ae,var(--primary-strong));
}
.ok,.warn,.error{
  border-radius:var(--radius-lg);
  padding:var(--space-4) var(--space-5);
  font-size:var(--font-sm);
  box-shadow:var(--shadow-sm);
}
.ok{background:var(--success-soft);border-color:#d8f0e6;color:var(--success)}
.warn{background:var(--warning-soft);border-color:#f5dba4;color:var(--warning)}
.error{background:var(--danger-soft);border-color:#f3c5be;color:var(--danger)}
.method-notes summary{
  padding:var(--space-4) var(--space-5);
  background:rgba(247,250,253,.92);
  color:var(--text);
}
.method-notes-body{padding:var(--space-4) var(--space-5);border-top:1px solid var(--border-soft)}
.cards{
  grid-template-columns:repeat(auto-fit,minmax(168px,1fr));
  gap:var(--space-4);
  margin:var(--space-4) 0;
}
.card{
  min-height:82px;
  padding:var(--space-5);
  border:1px solid rgba(215,225,236,.96);
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg,#fff,#f9fcff);
  box-shadow:var(--shadow-card);
}
.card::before{height:3px;background:linear-gradient(90deg,var(--primary),var(--secondary));opacity:1}
.card .label{
  color:var(--text-muted);
  font-size:var(--font-xs);
  font-weight:820;
  letter-spacing:.04em;
}
.card .value{
  margin-top:var(--space-2);
  color:var(--text);
  font-size:21px;
  line-height:1.1;
  font-weight:820;
}
.table-wrap{
  border:1px solid rgba(215,225,236,.92);
  border-radius:var(--radius-lg);
  background:#fff;
  box-shadow:var(--shadow-card);
}
table{font-size:var(--font-sm);color:var(--text)}
th,td{border-bottom:1px solid var(--border-soft);padding:8px 10px}
th{
  background:var(--surface-muted);
  color:var(--text-muted);
  font-size:var(--font-xs);
  letter-spacing:.04em;
}
tbody tr:hover td{background:#f7fafd}
.chart{
  min-height:280px;
  border:1px solid rgba(215,225,236,.92);
  border-radius:var(--radius-lg);
  background:#fff;
  padding:var(--space-6);
  box-shadow:var(--shadow-card);
}
.chart::before{background:linear-gradient(90deg,var(--primary),var(--secondary));border-radius:var(--radius-lg) var(--radius-lg) 0 0}
.chart-title{color:var(--text);font-size:var(--font-md);font-weight:780;letter-spacing:0}
.chart-empty{background:var(--surface-soft);border-color:var(--border-soft);color:var(--text-soft)}
.bar-track::before{background:#edf3f9}
.bar-fill,.column-bar{background:var(--chart-blue);box-shadow:0 8px 18px rgba(29,111,184,.17)}
.bar-row:hover .bar-fill,.column-item:hover .column-bar{background:var(--primary-strong)}
.donut-center strong,.bar-value,.column-value{color:var(--text);letter-spacing:0}
.donut-legend-item,.bar-label,.column-label{color:var(--text-muted)}
.line-path{stroke:var(--chart-blue)}
.line-area{fill:rgba(29,111,184,.08)}
.line-point{stroke:var(--chart-blue)}
.heatmap-note{border-color:var(--border-soft);background:var(--surface-soft);color:var(--text-muted)}
#overviewText{
  border:1px solid rgba(215,225,236,.92);
  border-radius:var(--radius-lg);
  background:var(--surface-glass);
  box-shadow:var(--shadow-card);
}
pre{
  border-radius:var(--radius-lg);
  border-color:#15243a;
  background:#07111f;
}
@media(max-width:1080px){
  .appShell{grid-template-columns:1fr}
  .sidebar{position:relative;height:auto;display:block}
  header.sidebarHeader{padding:var(--space-4) var(--space-5)}
  nav#tabs.tabs{
    width:100%;
    max-width:none;
    min-width:0;
    display:flex;
    gap:var(--space-2);
    padding:var(--space-3) var(--space-4);
    overflow-x:auto;
  }
  .nav-title{display:none}
  nav#tabs button{width:auto;min-width:max-content;margin:0}
  main{padding:var(--space-5)}
  .import-grid,.grid2,#overviewCharts,#unitCharts,.heatmap-dashboard{grid-template-columns:1fr}
}
@media(max-width:720px){
  main{padding:var(--space-4)}
  section{padding:var(--space-5);border-radius:var(--radius-lg)}
  .header-inner{grid-template-columns:auto minmax(0,1fr);align-items:center}
  header h1{font-size:var(--font-xl)}
  .cards{grid-template-columns:1fr}
}

.nav-parent{
  position:relative;
  font-weight:800;
}
.nav-parent::after{
  content:"";
  width:7px;
  height:7px;
  border-right:2px solid currentColor;
  border-bottom:2px solid currentColor;
  transform:rotate(45deg);
  opacity:.65;
  margin-left:auto;
}
.nav-parent.active::after{
  transform:rotate(225deg);
}
.sub-tabs{
  display:none;
  margin:var(--space-1) 0 var(--space-3) var(--space-4);
  padding-left:var(--space-3);
  border-left:1px solid rgba(255,255,255,.12);
}
.sub-tabs.open{
  display:grid;
  gap:var(--space-1);
}
.sub-tabs button{
  min-height:32px;
  padding:7px 10px;
  font-size:var(--font-xs);
}
.sub-tabs button::before{
  display:none;
}
.cockpit-toolbar{
  display:grid;
  grid-template-columns:repeat(3,minmax(160px,1fr));
  gap:var(--space-3);
  margin:var(--space-4) 0;
}
.cockpit-grid3{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:var(--space-4);
}
.cockpit-panel{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:var(--space-4);
  box-shadow:var(--shadow-sm);
}
.cockpit-panel h3{
  margin:0 0 var(--space-3);
  font-size:var(--font-lg);
}
.cockpit-actions{
  display:flex;
  flex-wrap:wrap;
  gap:var(--space-2);
  align-items:center;
}
.cockpit-mini-form{
  display:grid;
  grid-template-columns:repeat(4,minmax(120px,1fr)) auto;
  gap:var(--space-2);
  align-items:end;
}
.cockpit-muted-list{
  margin:0;
  padding-left:1.1rem;
  color:var(--muted);
}
.cockpit-report{
  white-space:pre-wrap;
  min-height:260px;
}
.bestand-flow-extra{
  display:none;
  margin-top:var(--space-5);
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:var(--space-5);
  box-shadow:var(--shadow-sm);
}
.bestand-flow-extra.visible{
  display:block;
}
.step-badge{
  display:none!important;
}
.start-mode{
  min-height:100vh;
  display:grid;
  place-items:center;
  background:var(--paper);
}
.start-gate{
  min-height:100vh;
  width:100%;
  display:grid;
  place-items:center;
  padding:var(--space-5);
}
.start-gate button{
  min-width:180px;
  min-height:52px;
  border:0;
  border-radius:var(--radius-md);
  background:var(--accent);
  color:#fff;
  font-size:var(--font-lg);
  font-weight:800;
  letter-spacing:0;
  box-shadow:var(--shadow-md);
  cursor:pointer;
}
.start-gate button:hover{
  transform:translateY(-1px);
  box-shadow:var(--shadow-lg);
}
.start-mode .appShell{
  display:none;
}
body:not(.start-mode) .start-gate{
  display:none;
}
@media(max-width:1040px){
  .cockpit-grid3,.cockpit-toolbar,.cockpit-mini-form{grid-template-columns:1fr}
}