/* myWerkzeug.de · Heizlast und hydraulischer Abgleich. Baut auf /helfer/helfer.css (Kopf, Schrift) und /assets/thema.css (Hell/Dunkel).
   Größenfarben nach Farbkonvention: Leistung lila, Temperatur rosa, Volumenstrom türkis, Druck orange. Anteile (Transmission/Lüftung) in Kategorie-Farben. */
:root{
  --kat-b:#2c47d8;--kat-c:#008a7a;
  --hz:#a2531c;--hz-bg:#fbeadb;
  --zebra:rgba(10,21,64,.035);--kopfzeile:var(--raised-2,#f9f9fc);
  --band1:rgba(39,107,59,.13);--band2:rgba(39,107,59,.07);--band3:rgba(138,90,0,.10);--band4:rgba(179,32,42,.10);
}
:root[data-theme="dark"]{
  --kat-b:#6f86ec;--kat-c:#1e9e8e;--hz:#f0a873;--hz-bg:#3a2415;
  --zebra:rgba(255,255,255,.035);--kopfzeile:#18203a;
  --band1:rgba(120,200,140,.16);--band2:rgba(120,200,140,.08);--band3:rgba(230,170,60,.13);--band4:rgba(240,110,110,.13);
}

.ab{flex:1;width:100%;max-width:1180px;margin:0 auto;padding:24px clamp(16px,3vw,36px) 64px}
.ab h1{font-size:clamp(26px,3.4vw,38px);line-height:1.1;margin:6px 0 8px;font-stretch:115%;letter-spacing:-.02em}
.ab h2{font-size:17px;margin:0 0 14px;font-stretch:108%}
.ab-kopf{display:flex;justify-content:space-between;gap:24px;align-items:flex-end;flex-wrap:wrap;margin-bottom:18px}
.ab-titel{max-width:640px}
.ab-titel p{margin:0;color:var(--muted);font-size:16px}
.ab-marke{display:inline-flex;padding:2px 10px;border-radius:999px;background:var(--hz-bg);color:var(--hz);font-size:12px;font-weight:700}
.ab-datei{display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.projekt{display:inline-flex;align-items:center;gap:7px;color:var(--muted);font-size:14px}
.projekt b{color:var(--ink)}
.knopfreihe{display:flex;flex-wrap:wrap;gap:8px}
.karte .knopfreihe{margin-top:12px}
.knopf{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line-2);background:var(--raised);color:var(--ink);padding:7px 12px;border-radius:9px;font-size:14px;font-weight:600;cursor:pointer;text-decoration:none;min-height:36px}
.knopf:hover{border-color:var(--blue);color:var(--blue)}
.knopf .i{width:17px;height:17px}
.knopf.haupt{background:var(--blue);border-color:var(--blue);color:var(--auf-blau,#fff)}
.knopf.haupt:hover{filter:brightness(1.08);color:var(--auf-blau,#fff)}
.leise-knopf{border-color:transparent;background:none;color:var(--muted)}
.leise-knopf:hover{color:var(--err);border-color:var(--err)}
.knopf-icon{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:8px;border:1px solid transparent;background:none;color:var(--soft);cursor:pointer}
.knopf-icon:hover{color:var(--err);border-color:var(--line)}
.knopf-icon .i{width:18px;height:18px}
.leise{color:var(--soft);font-size:13px}
.leer{color:var(--muted);margin:6px 0}

/* Leiste mit Schritten und Zusammenfassung */
.ab-leiste{position:sticky;top:0;z-index:3;display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;padding:10px 0;margin-bottom:16px;background:var(--paper);border-bottom:1px solid var(--line)}
.schritte{display:flex;gap:4px;padding:4px;border-radius:12px;background:var(--raised);border:1px solid var(--line);overflow-x:auto;max-width:100%}
.schritte button{display:inline-flex;align-items:center;gap:8px;border:0;background:none;border-radius:9px;padding:8px 14px;font-weight:650;font-size:14.5px;color:var(--muted);cursor:pointer;white-space:nowrap}
.schritte button span{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--paper);font-size:12px;font-weight:800;color:var(--muted)}
.schritte button[aria-selected="true"]{background:var(--blue-soft);color:var(--ink)}
.schritte button[aria-selected="true"] span{background:var(--blue);color:var(--auf-blau,#fff)}
.ab-summe{display:flex;gap:20px;flex-wrap:wrap}
.ab-summe div{display:flex;flex-direction:column;line-height:1.2}
.ab-summe span{font-size:12px;color:var(--soft)}
.ab-summe b{font-size:16px}
.ampel-punkt{display:inline-flex;align-items:center;gap:6px}
.ampel-punkt::before{content:"";width:10px;height:10px;border-radius:50%;background:currentColor}
.ampel-punkt.s1,.ampel-punkt.s2{color:var(--ok)}.ampel-punkt.s3{color:var(--warn)}.ampel-punkt.s4{color:var(--err)}

/* Karten und Felder */
.karte{background:var(--raised);border:1px solid var(--line);border-radius:16px;padding:18px clamp(14px,2.2vw,22px);margin:0 0 16px;box-shadow:0 1px 2px rgba(10,21,64,.04)}
.karte-kopf{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.karte-kopf h2{margin:0}
.felder{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px 18px}
.ab-feld{display:flex;flex-direction:column;gap:5px;min-width:0}
.ab-feld.breit,.felder .breit{grid-column:1/-1}
.feld-name{font-size:13px;font-weight:650;color:var(--muted)}
.ab-feld small{font-size:12.5px;color:var(--soft);line-height:1.4}
.feld-eingabe,.feld-nackt{display:flex;align-items:center;border:1px solid var(--line-2);border-radius:9px;background:var(--raised);min-height:38px}
.feld-eingabe:focus-within,.feld-nackt:focus-within{border-color:var(--blue);box-shadow:var(--focus)}
.ab-feld input,.ab-feld select,.feld-nackt input,.feld-nackt select{flex:1;min-width:0;border:0;background:none;padding:7px 10px;outline:none;font-size:15px;font-variant-numeric:tabular-nums}
.ab-feld select,.feld-nackt select{cursor:pointer}
.ab-feld select option,.feld-nackt select option{background:var(--raised);color:var(--ink)}
.einheit{padding:0 10px 0 2px;color:var(--soft);font-size:13px;white-space:nowrap}
.ab-feld.breit .feld-eingabe{max-width:520px}
.chips-wahl{display:flex;flex-wrap:wrap;gap:8px}
.chip-wahl{display:inline-flex;align-items:baseline;gap:6px;border:1px solid var(--line);background:var(--raised);border-radius:999px;padding:6px 12px;font-weight:700;font-size:14px;cursor:pointer;color:var(--ink)}
.chip-wahl small{font-weight:500;color:var(--soft);font-size:12.5px}
.chip-wahl[aria-pressed="true"]{border-color:var(--blue);background:var(--blue-soft)}
.uwerte{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:8px;padding:12px;border-radius:12px;background:var(--paper)}
.uwerte div{display:flex;flex-direction:column}
.uwerte span{font-size:12px;color:var(--soft)}
.uwerte b{font-size:18px}
.uwerte p{grid-column:1/-1;margin:2px 0 0;font-size:12.5px;color:var(--soft)}

/* Räume */
.raeume{display:grid;grid-template-columns:280px minmax(0,1fr);gap:18px;align-items:start}
.raumliste{display:flex;flex-direction:column;gap:8px;position:sticky;top:76px;max-height:calc(100vh - 92px);overflow:auto;padding:2px}
.raum-karte{display:grid;grid-template-columns:1fr auto;gap:2px 10px;text-align:left;border:1px solid var(--line);background:var(--raised);border-radius:12px;padding:10px 12px;cursor:pointer;color:var(--ink)}
.raum-karte:hover{border-color:var(--line-2)}
.raum-karte.an{border-color:var(--blue);box-shadow:0 0 0 1px var(--blue) inset}
.rk-name{font-weight:700}
.rk-daten,.rk-tv{font-size:12.5px;color:var(--soft)}
.rk-wert{grid-row:1/3;grid-column:2;align-self:center;font-size:13px;color:var(--muted)}
.rk-wert b{font-size:17px;color:var(--ink)}
.rk-balken{grid-column:1/-1;height:5px;border-radius:3px;background:var(--paper);overflow:hidden;margin:4px 0 2px}
.rk-balken i{display:block;height:100%;border-radius:3px;background:var(--c-leistung)}
.neu-raum{justify-content:center;border-style:dashed}
table.tb{border-collapse:separate;border-spacing:0;width:100%;font-size:14.5px;font-variant-numeric:tabular-nums}
.tab-huelle{border:1px solid var(--line);border-radius:12px;overflow:auto;max-width:100%}
table.tb th{background:var(--kopfzeile);text-align:left;font-weight:700;font-size:12.5px;color:var(--muted);padding:9px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
table.tb td{padding:8px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
table.tb tr:last-child td{border-bottom:0}
table.tb tbody tr:nth-child(even) td{background:var(--zebra)}
table.tb .r{text-align:right;white-space:nowrap}
table.tb.eingabe td{padding:6px 8px}
table.tb.eingabe .feld-nackt{min-width:90px}
table.tb.eingabe td:first-child .feld-nackt{min-width:200px}
table.tb tr.engpass td{background:var(--warn-bg)}
.ab-eng{display:inline-block;margin-left:6px;padding:1px 8px;border-radius:999px;background:var(--warn-bg);color:var(--warn);font-size:11.5px;font-weight:700;white-space:nowrap}
.hf-liste{display:flex;flex-direction:column;gap:12px}
.hf-zeile{display:grid;grid-template-columns:150px minmax(180px,1.6fr) minmax(110px,1fr) minmax(120px,1fr) 80px 34px;gap:10px;align-items:end;padding:12px;border-radius:12px;background:var(--paper)}
.hf-zeile.fbh{grid-template-columns:178px minmax(140px,1.3fr) minmax(100px,.8fr) minmax(110px,.9fr) minmax(160px,1.1fr) 34px}
.hf-zeile .knopf-icon{margin-bottom:2px}
.hf-norm{grid-column:1/-1;color:var(--soft);font-size:12.5px}
.ab-kacheln{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin:0 0 14px}
.ab-kachel{border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:var(--raised);border-top:3px solid var(--line-2)}
.ab-kachel span{display:block;font-size:12.5px;color:var(--soft);font-weight:600}
.ab-kachel b{display:block;font-size:22px;font-stretch:110%;line-height:1.25;margin:2px 0}
.ab-kachel small{font-size:12.5px;color:var(--muted)}
.ab-kachel.leistung{border-top-color:var(--c-leistung)}.ab-kachel.leistung b{color:var(--c-leistung)}
.ab-kachel.temperatur{border-top-color:var(--c-temperatur)}.ab-kachel.temperatur b{color:var(--c-temperatur)}
.ab-kachel.volumenstrom{border-top-color:var(--c-volumenstrom)}.ab-kachel.volumenstrom b{color:var(--c-volumenstrom)}
.ab-kachel.druck{border-top-color:var(--c-druck)}.ab-kachel.druck b{color:var(--c-druck)}
.ab-kacheln.gross .ab-kachel b{font-size:27px}
.anteil{display:flex;gap:2px;height:14px;border-radius:7px;overflow:hidden;margin:4px 0 8px}
.anteil i{display:block;min-width:2px}
.kat-b{background:var(--kat-b);fill:var(--kat-b)}.kat-c{background:var(--kat-c);fill:var(--kat-c)}
.legende{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:13px;color:var(--muted)}
.legende span{display:inline-flex;align-items:center;gap:6px}
.legende i{width:12px;height:12px;border-radius:3px;display:inline-block}
.legende i.band{border:1px solid var(--line-2)}
.legende i.b1{background:var(--band1)}.legende i.b2{background:var(--band2)}.legende i.b3{background:var(--band3)}.legende i.b4{background:var(--band4)}
.legende i.band{filter:saturate(1.6) brightness(.92)}
.raum-ergebnis{border-color:var(--line-2)}

/* Diagramme */
.grafik svg{width:100%;height:auto;display:block;overflow:visible}
.grafik text,.ampel text{font-family:var(--font);fill:var(--ink)}
.grafik .name{font-size:13px;font-weight:600}
.grafik .wert{font-size:13px;font-weight:700;font-variant-numeric:tabular-nums}
.grafik .skala,.ampel .skala{font-size:11.5px;fill:var(--soft)}
.grafik .gitter{stroke:var(--line);stroke-width:1}
.grafik .treffer,.schema .treffer{fill:transparent}
.grafik .zeile:hover .treffer{fill:var(--zebra)}
.grafik .tv{fill:var(--c-temperatur)}
.grafik .zeile.engpass .name{fill:var(--c-temperatur)}
.grafik .band.b1{fill:var(--band1)}.grafik .band.b2{fill:var(--band2)}.grafik .band.b3{fill:var(--band3)}.grafik .band.b4{fill:var(--band4)}
.grafik .ziel{stroke:var(--ink);stroke-width:1.5;stroke-dasharray:4 3}
.grafik .ziel-t{font-size:11.5px;font-weight:700}
.grafik .legende{margin-top:8px}
.ampel{width:100%;max-width:720px;height:auto;display:block;margin:4px 0 6px}
.ampel rect{opacity:.38}
.ampel g.an rect{opacity:1}
.ampel .z1 rect,.ampel .z2 rect{fill:var(--ok)}.ampel .z2 rect{opacity:.24}.ampel .z2.an rect{opacity:.75}
.ampel .z3 rect{fill:var(--warn)}.ampel .z4 rect{fill:var(--err)}
.ampel g text{font-size:12.5px;font-weight:700;fill:var(--ink)}
.ampel g.an text{fill:#fff}
.ampel .zeiger path{fill:var(--ink)}.ampel .zeiger line{stroke:var(--ink);stroke-width:2}
.ampel .zeiger text{font-size:13px;font-weight:800}
.ampel-text{margin:6px 0 4px;max-width:72ch}
.schema-huelle{border-radius:12px;padding:10px;margin:0 0 14px;overflow-x:auto;background:var(--papier-karte,#fff);border:1px solid var(--line)}
.schema{display:block;width:100%;height:auto}
.schema text{font-family:var(--font);fill:var(--c-neutral1)}
.schema .lt{font-size:12px;font-weight:700}.schema .lt.klein{font-weight:500;font-size:11.5px}
.schema .vl{stroke:var(--c-temperatur);stroke-width:3;fill:none}
.schema .rl{stroke:var(--c-neutral3);stroke-width:2.4;fill:none;stroke-dasharray:6 4}
.schema .erzeuger rect{fill:none;stroke:var(--c-neutral1);stroke-width:2}
.schema .erzeuger text{font-size:12.5px;font-weight:700}
.schema .pumpe circle{fill:var(--papier-karte,#fff);stroke:var(--c-neutral1);stroke-width:2}.schema .pumpe path{fill:var(--c-neutral1)}
.schema .knoten{fill:var(--c-neutral1)}
.schema .ventil path{fill:var(--papier-karte,#fff);stroke:var(--c-neutral1);stroke-width:1.8;stroke-linejoin:round}
.schema .ventil line{stroke:var(--c-neutral1);stroke-width:1.6}.schema .ventil rect{fill:var(--c-neutral2)}
.schema .hk{fill:var(--papier-karte,#fff);stroke:var(--c-neutral1);stroke-width:2}
.schema .hk-l{stroke:var(--c-neutral3);stroke-width:1.4}
.schema .fbh{fill:none;stroke:var(--c-temperatur);stroke-width:2.2;stroke-linejoin:round}
.schema .kv{font-size:13px;font-weight:800;fill:var(--c-neutral1)}
.schema .nm{font-size:12px;font-weight:700}
.schema .kl{font-size:11px;fill:var(--c-neutral2)}
.schema .kl.eng{fill:var(--c-druck);font-weight:700}
.schema .kreis:hover .treffer{fill:rgba(10,21,64,.04)}
.schema .kreis.engpass .ventil path{stroke:var(--c-druck);stroke-width:2.4}
.status{display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border-radius:999px;font-size:12.5px;font-weight:700;white-space:nowrap}
.status.ok{background:var(--ok-bg);color:var(--ok)}.status.warn{background:var(--warn-bg);color:var(--warn)}
.hinweise{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}
.hinweise li{padding:10px 14px;border-radius:10px;background:var(--paper);border-left:4px solid var(--soft);font-size:14.5px}
.hinweise li.warn{border-left-color:var(--warn);background:var(--warn-bg)}
.hinweise li.fehler{border-left-color:var(--err);background:var(--err-bg)}
.tip{position:fixed;z-index:20;max-width:300px;padding:8px 11px;border-radius:9px;background:var(--navy,#0a1540);color:#fff;font-size:13px;line-height:1.4;pointer-events:none;box-shadow:0 8px 24px rgba(0,0,0,.2)}
:root[data-theme="dark"] .tip{background:#e8eaf3;color:#0a1540}

/* Nachweis */
.nachweis-knoepfe{margin-bottom:14px}
.nachweis{background:var(--papier-karte,#fff);color:#0a1540;border:1px solid var(--line);border-radius:14px;padding:clamp(18px,3vw,36px);max-width:900px;font-size:13.5px}
:root[data-theme="dark"] .nachweis{background:#f4f6fb;color:#0a1540}
.nachweis header{display:flex;justify-content:space-between;gap:20px;border-bottom:2px solid #0a1540;padding-bottom:10px;margin-bottom:14px}
.nachweis h2{font-size:20px;margin:0 0 2px}
.nachweis header p{margin:0;color:#525975}
.nachweis dl{display:grid;grid-template-columns:auto auto;gap:2px 10px;margin:0;font-size:12.5px}
.nachweis dt{color:#5e6680}.nachweis dd{margin:0;font-weight:600}
.nachweis h3{font-size:14px;margin:18px 0 6px}
table.nw{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums;margin:0 0 6px}
table.nw th,table.nw td{border:1px solid #c6cadb;padding:5px 7px;text-align:left;vertical-align:top}
table.nw th{background:#eef1f8;font-weight:650}
table.nw .r{text-align:right;white-space:nowrap}
table.nw tr.summe td{font-weight:700;background:#f6f7fb}
table.nw td.frei{min-width:70px}
.nw-hinweis{margin:16px 0 0;font-size:12px;color:#525975;line-height:1.5}
.unterschrift{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin:36px 0 0}
.unterschrift div{display:flex;flex-direction:column;font-size:12px;color:#525975}
.unterschrift span{border-bottom:1px solid #0a1540;height:34px;margin-bottom:4px}
.nw-fuss{margin:18px 0 0;font-size:11px;color:#5e6680}

/* Tablet und Handy */
@media (max-width:900px){
  .raeume{grid-template-columns:1fr}
  .raumliste{position:static;max-height:none;flex-direction:row;overflow-x:auto;padding-bottom:6px}
  .raum-karte{min-width:190px}
  .neu-raum{min-width:150px}
  .hf-zeile,.hf-zeile.fbh{grid-template-columns:1fr 1fr}
  .hf-zeile .knopf-icon{justify-self:end}
  .ab-datei{align-items:flex-start}
}
@media (max-width:640px){
  .ab{padding-top:16px}
  .ab-summe{gap:14px;width:100%}
  .ab-summe b{font-size:14.5px}
  .schritte{width:100%}
  .schritte button{padding:8px 10px;flex:1;justify-content:center}
  .felder{grid-template-columns:1fr 1fr;gap:12px}
  .ab-feld.breit{grid-column:1/-1}
  .ab-kacheln{grid-template-columns:1fr 1fr}
  .ab-kachel b,.ab-kacheln.gross .ab-kachel b{font-size:19px}
  table.tb.eingabe thead,table.tb.stapel thead{display:none}
  table.tb.eingabe,table.tb.eingabe tbody,table.tb.eingabe tr,table.tb.eingabe td,
  table.tb.stapel,table.tb.stapel tbody,table.tb.stapel tr,table.tb.stapel td{display:block;width:100%}
  table.tb.eingabe tr,table.tb.stapel tr{padding:8px 4px;border-bottom:1px solid var(--line)}
  table.tb.eingabe td,table.tb.stapel td{border:0;padding:4px 8px;display:grid;grid-template-columns:110px 1fr;align-items:center;gap:8px;text-align:left}
  table.tb.eingabe td::before,table.tb.stapel td::before{content:attr(data-l);font-size:12px;color:var(--soft);font-weight:600}
  table.tb.eingabe td:not([data-l]),table.tb.stapel td:not([data-l]){display:flex;justify-content:flex-end}
  table.tb.eingabe td:first-child .feld-nackt{min-width:0}
  table.tb.stapel .r{text-align:left}
  table.tb tbody tr:nth-child(even) td{background:none}
  .hf-zeile,.hf-zeile.fbh{grid-template-columns:1fr}
  .unterschrift{grid-template-columns:1fr;gap:20px}
}
@media (max-width:400px){.felder{grid-template-columns:1fr}}

/* Druck: nur der Nachweis */
@media print{
  @page{size:A4;margin:14mm}
  html,body{background:#fff!important}
  .kopf,.fuss,.ab-kopf,.ab-leiste,.no-print,.tip{display:none!important}
  .ab{padding:0;max-width:none}
  .nachweis{border:0;padding:0;max-width:none;background:#fff!important;font-size:11pt}
  table.nw{page-break-inside:auto}table.nw tr{page-break-inside:avoid}
}
@media (prefers-reduced-motion:no-preference){
  .raum-karte,.knopf,.chip-wahl,.schritte button{transition:border-color .15s,background-color .15s,color .15s}
}
.raum-editor,.raumliste,.panel{min-width:0}
@media screen{.nachweis{overflow-x:auto}}
.feld-nackt input,.feld-nackt select{width:100%}
.tab-huelle{overflow-y:hidden}
:root[data-theme="dark"] .ampel g.an text{fill:#0a1540}